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Aalborg Universitet Numerical Modelling of Flow and Settling in Secondary Settling Tanks Dahl, Claus Poulsen Publication date: 1995 Document Version Publisher's PDF, also known as Version of record Link to publication from Aalborg University Citation for published version (APA): Dahl, C. P. (1995). Numerical Modelling of Flow and Settling in Secondary Settling Tanks. Aalborg: Hydraulics & Coastal Engineering Laboratory, Department of Civil Engineering, Aalborg University. Series Paper, No. 8 General rights Copyright and moral rights for the publications made accessible in the public portal are retained by the authors and/or other copyright owners and it is a condition of accessing publications that users recognise and abide by the legal requirements associated with these rights. ? Users may download and print one copy of any publication from the public portal for the purpose of private study or research. ? You may not further distribute the material or use it for any profit-making activity or commercial gain ? You may freely distribute the URL identifying the publication in the public portal ? Take down policy If you believe that this document breaches copyright please contact us at [email protected] providing details, and we will remove access to the work immediately and investigate your claim. Downloaded from vbn.aau.dk on: June 29, 2018

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Aalborg Universitet

Numerical Modelling of Flow and Settling in Secondary Settling Tanks

Dahl, Claus Poulsen

Publication date:1995

Document VersionPublisher's PDF, also known as Version of record

Link to publication from Aalborg University

Citation for published version (APA):Dahl, C. P. (1995). Numerical Modelling of Flow and Settling in Secondary Settling Tanks. Aalborg: Hydraulics &Coastal Engineering Laboratory, Department of Civil Engineering, Aalborg University. Series Paper, No. 8

General rightsCopyright and moral rights for the publications made accessible in the public portal are retained by the authors and/or other copyright ownersand it is a condition of accessing publications that users recognise and abide by the legal requirements associated with these rights.

? Users may download and print one copy of any publication from the public portal for the purpose of private study or research. ? You may not further distribute the material or use it for any profit-making activity or commercial gain ? You may freely distribute the URL identifying the publication in the public portal ?

Take down policyIf you believe that this document breaches copyright please contact us at [email protected] providing details, and we will remove access tothe work immediately and investigate your claim.

Downloaded from vbn.aau.dk on: June 29, 2018

ISSN 0909-4296

Numerical modelling of flow and settling in

secondary settling tanks

Enclosures

Influent

lnac ttve

Remculat10n Flow

PH.D thesis, ATV project EF-359

) alborg University - Denmark Department of Civil Engineering

Claus Dahl

Effluent

I. Kruger Systems AS November 1993

Numerical modelling of flow and settling in

secondary settling tanks

Enclosures

PH .D thesis, ATV project EF-359

Aalborg University - Denmark Department of Civil Engineering

Claus Dahl

I. Kri.iger Systems AS November 1993

Printed in Denmark by REPRO, I. Kriiger AS. February 1995 ISBN 97-9003el-082

CONTENTS OF ENCLOSURES

Enclosure 1 :

Enclosure 2:

Enclosure 3:

Enclosure 4:

Enclosure 5:

Enclosure 6:

Model tank measurement results

Model simulations compared with model tank

measurement results

Microscobic examination of sludge at Lynetten and

Slagelse wastewater treatment plants

Full scale measurement results for Lynetten

Influent and effluent to Slagelse wastewater treatment

plant on the data of 050593

Full scale measurement results for Slagelse

ENCLOSURE 1 Model tank experiment results

Experiment 1 . 120692

100

e 90 .2. eo E 70

~ 50 ~ !0

~ 40 ... 30

j 20 10

0

Velocity and SS cone. profiles st. 3.0

_L 1 i ; ! I I I I I I

'- I ; : I I j i I I

· ~"'" ' i ' I ' ' ! I ' : _!i \! ; I ! ! ! ; I ' I { 1 I ' j I I I ' ; ! ' i l>...I: i I I I ! i I I I I '"' ' I I I ! ! I I

I I D.-> i I I I : ' : I I -~ I I I ! I I i I • ! ; I -:--:.... I I I

. I I

: ;

' : I I i I I ' i I i I !

"" · 2 o 2 4 6 a 10 12 14 16 : a 20 22 24

:eo e 90 ~ so " 70 i 50 ~ so ~ 40

j ~ 10

0

M vetOCitias (cml •/. SS cone. {kgSSim3/

1- 'l~t~:JM "· ''~SS cone. tt.J:J

Experiment 1 . 120692 Velocity and SS cone. profiles st. 5.0

.....-i. : ! I I I ' i i ' AI I I I I I . ' i ! ' 14, i ! I I i I I I ! i ~-'><.' I I i ' I i I I ' 11 )o I I I I ' I I ' ! I li '11 I i ' ! ; I I I I V ' I i ! ! I I I ,...- . ......... I ! ! ! ! I I I t I 1~1 I i ' I i I • ! I I ~ i I I i

I I I i . I I i I I i I

I ' I I I I I I . ... ·2 0 2 4 • 8 10 12 14 16 18 20 22 24

100 - ~ .[ eo " 70

~ so 0 so ~ .:0

"' 30

~ 20 10

I I I c ·•

M veloc.tias {cml>/, SS cone. (kr;SS!m3/

Experiment 1 . 120692 Velocity and SS cone. profiles st. 7.0

., i I I I i I ' I I _l_ i ' I I I : I I I ! 1>..._ ; I I ! i I j I ; I ; I ' I : I i I i I I I I I

......_ ; I I I I ! : I I I I

I :'\_ ! I "" I i I ' i ' I i ' I '--"' I I i ' ; i ! I I _r-' --.......· I ' i ! I I I I

I t : I -·--.. •• _1 ! l I I i I • I ! I .......... : I : I !

·2 0 2 4 5 8 10 12 !4 16 18 20 22 24 M '.lefociti~s fcm/sj. SS cone. [itgSS/m3}

'/~.e.• 1 1.~ .....P... sseonc. r,_ll

100 90 ;;

~ 80 " 70 I 50 ~ 50 il 00

~ 30

-~ 20 10 0

Experiment 1. 120692 Velocity and SS cone. profiles st. 3.0

..._ , i./1 : ; ' ! I ; ! ,,

' I I i l I ; I ! !

' j! ! : I I ! I I I I

I 'r I I ' I i I I I

' I "-. I : i I ; ! ! i I 11 ; I ' ' I ! i I I ! I I')>< I ' I I I ;

! I .......-..... ' ! ! I I I ! i + I I : -:--;....... 1 I ! ! • I ! I ' ; : I I .,...__

i

' ;

' . '

i I

' ! t I

' ' -4 ·2 o 2 • a a 10 12 14 16 1a 20 22 24

M ''8toc.'!1as (cm1$}, SS c:onc:. (k r;SS! m3/

100

30

~ ao

J : !0 i ~

.. 30

l 20 10

0

Experiment 1. 120692 Velocity and SS cone. profiles st. 5.0

! I I ! ' I I ! p.._, : I i i I I I I

' ; ~- : i I I ! I j ; '-.1 I . i I i ! I i I ' i i _1...../i i I I i I I ' I ,-......, i ! ! I ! I ! ! l . ~ ' I I i I

' ' I I I ! _"!\. I I I ! i ' ; ! I ~ ~ i I I i • I ! I i i I'\_ I I ;

I !

' ;

i I ; ! ' ! i

I I

i I ' i !

I I ... ·2 0 2 4 6 8 10 12 14 16 18 20 22 24

M ve loc:tie.(cm/sf, SS cone. (kgSS/mJj

100

90

i 90

~ 70 ] ao

~0

~ ~ .. 30

~ 20 10

0

Experiment 1 . 120692 Velocity and SS cone. profiles st. 7.0

; l_l I ' I ' I j I i ;. , i I I I ' i I i i

! I..J I I I : ' I ! I ! i I'. I I I i I ' I I I ' ' I -......_ I i ' i I I I i I "(. I ;__> : ! ! I I I i IJ" - ' ! ' I ' ' t ! I I .-...,._ I I I

! t I ; ' I I

"' ' ; ~ ' I ! : I ' \

: ; I ' : ;

' i

' : . i I

'---i

.... ·2 . 0 2 ~ • s :o :2 \4 16 18 20 22 • • M veloc:tias {cm/sj, SS cone. fkgSS!rr.:Jj

'1-.oe,':'JOH f3.J1 .......... ss COI'IC. JJ.:O

Fig. E.1.1. Model tank experiment 12069201, with inlet board, flow = 11.5 1/s and influent SS = 2.6 kg SS/m3

. Starting time: 11.00

Experiment 1 . 11 0692 Velocity SS cone. profiles st. 3.0

100

~ --E' 90 1 ) I 80 .a :_.....1 I

~ 70

~ 50 " < I I

50 ..., I

i 40 V I

I {

~ 30 .,..- I 20

~ 10 r ... 0 ..; -4 ·2 0 2 ~ 6 3 10 12 14 16 18 20 22 24

M velocttfes {c m!sf, SS ccnc. {kr;SS!rn3/

Experiment 1 . 11 0692 Velocity SS cone. profiles st. 5.0

100

= 90

i so E 70

j 60

~ 50

2 40 . 30 2!

!1' 20 ~ :o

I ! ' I ' I ! ! ' ' I I I I

I ·~ ' : ! . ' l ! ' i I i !

I ; j,i'\ ; i I ' ! ! i I I I i i i\ ' : j : I I ! I I ! ' i ' ! 1.., . i ' i ! I i I l I I ' i I ! il... ' ' ' ' I ! ! I I l i I ! i ~ ; l I i I ! I I ! ' I I ' ' "11' i ; i i ! I I I I ' I i ~ ~ ' ! ! ! I i ! I I I ~· I ! i i : l I I 0

.s -4 ·2 o 2 4 s a 10 12 14 15 18 20 22 24 M velocities (cm/s}. SS cone. (kgSS!m3}

Experiment 1. 11 0692 Velocity and SS cone. profiles st. 7.0

100

e 90

.a so E 70 0

~ 50

~ 50

40

2! 30 .~ 20 ~ 10

I i t_! l J i ' ' I I i I I !

I ! ~l' I i 1 I ' ! I I I ! I ~ ' l ; ' ' ' i ! I I I ' i ! -;-,. ! ' ' i ! i I ' ' ' ' ; ! i t ' i ; I i I I I I I I } I ! i i I I r i ' i I )A ; ; ' ' I i I I I

i I r"•""'- ! I ; i I I i I I I ' f I ! -,........;, I i I I I I I

I • i ! ! : ""<... ; I I I I ! ~

0 ·5 ·4 ·2 0 2 ~ 0 3 :o :2 14 15 18 20 22 24

M vo/oc.':i$$ {cmrs}, SS =one. {kgSS!m3/

e .a § ~ ~

~ " ~ ~

I ~ :8 Q

~ .. ~ ~

Experiment 1 . 11 0692 Velocity and SS cone. profiles sl 3.0

100 90 80 70 50

50

40

30 20 10 0

: l i ' I ! '-" ' l I I I ' ! ! i y ! I I j I

; : : ..,;.....t, I I ! ! I ' I I : ! ! ! i ! ! I ; !

~ ~ ; ' ' ! I ! I I ! l ; ; .)'I i r ; ! I i ! I I ~ ' ' I I i ' i I I ! ' < : ! ! ' ' I I I ! I I

~ ' ; I -:--- I ' I i I I - . ! I "':;::::: : I ; I l

·6 -~ ·2 0 2 4 6 8 10 12 14 16 18 20 22 24 M vo/ocltifJs (cm/$}, SS COI1C. (kgSS!m3/

Experiment 1 . 11 0692 Velocity and SS cone. profiles st. 5.0

100 90

eo 70 60

50

40

30

20 10

0

. :' I ' ' i ! I ' I I I I [ '<:::.... ' I ; i I I I '

I I

i ' i ( 1 I ! I ' I T T r I

: ' i I ! ' I I i i I I I

' [)., ! ' ' ! ' ' I I ! I ~- ' ld i I ' ; I I I I I

l t> i l i I I I i : ' ; ....-. "'-.: i ; i I I ' i I i ' ' I t ; I I --:---..:.. I I I I I

; I ; i ' I ' l ;-;;;;:::;:: ' · • ·4 ·2 0 2 4 6 s ~~ !2 14 15 18 20 22 24

M velocitieJ [cm/$f, SS cone. i kr;SS/m3/

Experiment 1 . 11 0692 Velocity and SS cone. profiles st. 7.0

M vttfocities (cm!s}, SS cone. {k;SSim:J/

2

Fig. E.1.2. Model tank experiment 11069201, with inlet board, flow = 19.4 1/s and influent SS = 2.3 kg SS/m3

. Starting time: 13.25

Fig . E.1 .3.

100

? 90 .a 80 t: 70

~ 60 0 50

~ 40 "' 30

==-~ 20 10

0

Experiment 1 . 090692 Velocity and SS cone. profiles st. 3.0

i ~ ! I i ' ; ! ' i : I I I : I '

it i ' l I I I ! I ' I ' ~ i i i ' ! I I I I I ' L"-.. i ' ' ' i i I I I I ' . ,, , ..........._

I i i i ! I i I I

I \! A I ! I ! I I I I

r- ,-......;,_ i I ! I I I I I !

t i ~ ' i ' i I j I i ' • : ! I ~ I I I I I i ;

·2 0 2 4 8 10 12 a 16 >8 20 22 2< M WllocitieS {cmls}, SS cone. {k!;SS1m3}

Experiment 1 . 090692 Velocity and SS cone. profiles st 5.0

lOO i I i I I I I I I

j I i ! i ' ' I i ! I ' ' i ! i I i i I I I I ~ i i I i i i I

I l I ' I

:--'-.. I ! i I ! ; ' I I I ' 1 <1: ' i I ! l ' I I I I I

-,~, ; ! I I I I I

if I ;--.;..._ ! ' ' I i ; I i I !

t ! i ! i---.......1 i I ! I I • I i ! '

I I I I ' I

4 a 10 12 14 16 IS 20 22 24 M velOCities {cm/sf, SS ccnc. (k!;SS/m3}

Experiment 1 . 090692 Velocity and SS cone. profiles st. 7.0

; ! ! I ! : ' i I

I i ! ' i I ; . I

"' ! I ' i ! ! : I I I !

~ : ; I ' ; ! i i I I !

·' I ' i ; i I i I I I I

" ' i i ! I ! I I I i

' "'-t I I I I I : I I

·r-"~ : i j I I I

I ! ' ---;..__ I i I i I I '

' ' I I ! I .........._

' : ! I

-4 8 1Q 12 14 15 ~8 20 Z2 L~

M velocities {cmls}. SS cone. {kr;SS,rr.J}

Experiment 1 . 090692 Velocity and SS cone. profiles st 3.0

100

? 90 .Q. so

a 70

~ 60

~ 50

~ 40

:<! 30 .!? 20 ~ 10

/l i ; ; I I I j

11 I ' ! i I I I I ! ;

~· I I I I I ! I I I

i -....;_ I I I i i i : : \ i >(.

' i I i i I i I . ~I I ' I I i I : i ' i ~ ' i I I I I . ' i I : I ! ' I i I ! ' I I ! I i I I ' I ' I I ; I I I I I I I !

0 ·2 o 2 4 a 10 12 >4 >6 18 20 22 2~

100

90

.[ 80 t: 70 i 60 ~ 50

~ 40

"' 30 .!? 20 ~ 10

0

..1. 1 )<

M velcci:ies {cm/s}, SS ccnc. {kt;SS/m3}

Experiment 1 . 090692 Velocity and SS cone. profiles st 5.0

I I i I I I I ' I I

; I ! I I I I : I i i

I ! I ! I ! I I I I ' r-...· I i I

' ' ' i i I

i'-, 1 J:?o ! I ! I i ' I I I .,....-, -r-.l. .I I I ' I I I I I I I ! ......... I I I ! I ! i I ! I .'b. 1 I I I ' I i l ! I I 1\J I I I I

' ! ' i ! i I" ' I I I

·2 0 2 4 S a 10 12 14 16 IS 20 22 24 M velOCities {cm/s}, SS ccnc. {k!;SSim3}

Experiment ~ . 090692 Velocity and SS cone. profiles st. 7.0

•: f-ft : : : : ! I l sol:tl 1 1 i ! ' I I 5 70 'b : i i I 1 I I ; ; ! ~ svct........_ ! ! ! i I I I i I : ~ ~0 --~~-~~--+, --~. ~1--+-l ~!r-~, --~: ~~--~~ --! ~ 40 ; . · , ; I I i : I I

:§, 30 ' ! ! ' ~ I I • ! ~ 20 t I i ! i I I .--.......: I ! I

,~,---~~~~.~,--+;--,~~,--+1~1~~.~,~+.~

·2 0 2 4 8 '0 12 14 , 6 '8 20 22 2~ M vaiocrtiss [cm/sj, SS cone. {ic~SS!rr.Jf

v~.-:~., ?4 31 -w- ss eone. ·..:..J:

3

Model tank experiment 09069201, with- out inlet board, flow = 5 .61/s and influent SS = 1.9 kg SS/m3

• Starting time: 12.28

:eo "" 90 .[ !0

! ~~ ~ :0

~ <0 .. :;o

~ 20 - :o

0 I

Experiment 2. 050692 Velocity and SS cone. profiles st. 3.0

! i : l ; i ! I I I : ! : ' ' I ; . i i I

t'-.. ! ; ! i i i I I I

' l ' I ' ! ' i i I I : "' : l i ! j I I ! I \ ' ! \ ' ; : i ' I i I

I ' } ; ! ' I ' I ! I i )...../ i ' I ! I ! ! I •( .......... ' ! ' ' I I I I ' " : '

. ......_, , ! ' ' I ! : I ' ·2 0 2 • 6 8 10 12 14 16 18 20 22 24

M volodiss [cm/s). SS cone. (kgSSim3/

Experiment 2. 050692 Velocity and SS cone. profiles sl 5.0

~C<J

~ 90

30

~ 70

] so

~ ~0

~ .:.0

~ 30

~ 20

•o

rft ! ! ' ! j I ' i I I I : i ! i I i ' ' I : ' I<...... I ; : ! ! ! I I I I , . : ' i ' I ! I I I :-........;_ ! i . i 1 i I ! I , __ \""-. ! '

i ..,.,. ! ! l I i I I I : l.. ' _..;.I i i ! l i ' I ' !~ ! I i I : ! I ' I ' 'i ' ~· i i ; I I

" 1 !

' i "-i ; ' I I I . ., 0 2 4 6 8 10 12 14 16 18 20 22 24

M voloc:ti•s {cm/sJ, SS cone. {kgSS/m3/

Experiment 2. 050692 Velocity and SS cone. profiles st. 7.0

:eo

"" 90 :

50 .£ § 70

] 50

i ~0

~ .:.:l .. :;c !? ':: .il :c

wJ ' : I ! I ' . I i I I ' ; I ' ! i i ! ! ! . i I i i l : i i ' I I ! I

tr ! I ' ! ! ! : i I I ...... I ' i ' ' ! ' I I I ,

. ...._ ! I l ' ' I I ! r~......___ I ' --r i I i ! I ! I I I

......, _.;.r ! ! ! I I I I

¥ ! ,-...,._ ! . i : ' I I ' I

,. I I ' """"'- ! I I I

·2 0 2 8 10 12 , . 16 18 20 22 24 M vs1oc.ties {cm/s}. SS cone. {kgSS!mJ/

100

90 ! 80

8 7C

~ 60

j,

!0 j 40 :1! 30 .!? 20 ~ 10

I

T I 0

·2

100

' '].::..

'

Experiment 2. 050692 '/elccity and SS cone. profiles st. 3.0

' ' ! i I I ! I I I i ........_ i ' ' i i ! I I I

'\ .... ' ~ r i I I I I I . "\.• ....., l i I I i : I I :

i :f j i i I I ' ! I ~ ! i I i i ' ! I I

+ ~ ! I I i I ! I ! • ~ I I i ! I : , -r ! \ I : ; I I I

• ' i ' . ' ""\. ' I I i I '

2 4 6 8 lO 12 14 16 18 20 22 24. M .-loc:ti,.. {cmls/, SS cone. {kgSS!m3/

1- 'IMoct!lfU :&.5S ........ SS COIJC'. Jl.~

Experiment 2. 050692 '/e!ocity and SS cone. profiles st. 5.0

! I ! I I ! I j I I

' i i I I I I I I I , --...;.,

' i I I I I I t I I : j ~~ ~ 50 ~

-.-..; l I ' i} i

i I I ! i i I I I I

~ 40 30 J 2C

- 10

s .£ § ~ ~

~ "" ]. ~

0 ·2

100 90

so 70

60 so 4C JO

20 10

I 0 ·2

~ i i l : I i I . ' -...:.. i ; ! i I I .. i I 1'--... ' I I I I . ; 1 ! ; :._ ! I I I i . ' I i i i ;--_ I J I 2 L o 8 10 12 14 16 18 20 22 24

.\1 vtiiOCititJS (cmlsJ, SS core. {kgSSim3/

"l fi<CtCftHI$ J7.09 -- SS COI'le". 17.04

Experiment 2. 050692 Veiccity and SS cone. profiles st. 7.0

..

. , ""),

,. ...... I ......___

,. . .

. ' ! ' ! I I I I I ' ! I I i I I i I '

i I i I I I I I i j i I I I ' I I I

:---_ : i l I I I ' !

~ ! r r i f I I :::::=:-:::::- I ! I i I I I

j ;--...:.. I I ! i I I

' ! ; ! ...,......_ ,

I ! I

' ! I : : I I I I ~ 5 s 10 12 14 16 18 20 22 24

.W >O:=ties {cmts), SS cone. {k,SS!m3/

4

Fig. E.1.4. Model tank experiment 05069202, with-out inlet board, flow = 12.8 1/s and influent SS = 2.0 kg SS/m3

. Starting time: 15.15

Fig. E.1.5.

100 90

.§. 80

I ~~ ~ 50

~ <a -. JO

f 20 10

0

Experiment 3. 160692 Velocity and SS cone. profiles st 3.0

t! ! i ! ' ! ! ' IL ' --........... I I I I I i ! I l l....i. ' I I I I ! I I i i"'"-.._ I I ! ; ! ! ! : ' ! i I I I I l I I i ·r- I i i I I I

ly'" ' I I I i ! I I

I i !\ I I I I ' I

I i I '<. ' I I I ! I j I I : ""'- I : I ! i

I I

i : I I i ! ' I ' ' I i I I I I I I

·4 ·2 0 2 4 S 8 10 12 14 IS 18 20 22 24 M vsloc:tJas {cmisf, SS cone. [kgSS!m:Jf

l ~ ] ~

~ .. ~

""

lOO

90 50

70

60

50

"" JO

20

:o 0

Experiment 3. 160692 Velocity and SS cone. profiles st 5.0

_ ...... I I l ' I ! ! ! I j !

' l I I I I i I i I I Li i j I I I i I i I I i l ~ ' I I I I I ! I I ! I ! ' "1!- ' I i ! ' i I I I I / ; I I I ! ! I I i I

I ' i " ' I I ' ' ' I i ' ' ' ' ' I ! I I I I i I I '-~.., I n- ! ! ' i l I I ! j I I ' .

I

I I ' ! ....... . ! ' I I ' 0 2 4 S 8 10 12 14 IS 18 20 22 24

M votoc.':les {cmtsf, SS cone. {kgSS/rr.JJ

Experiment 3. 160692 Velocity and SS cone. profiles st. 7.0

I r ; l ' I I ; i ' I l ' I f i I l I j ' i I I I ' I ( ! ' l ! I ! !

' I I I I I f_ ; i I I i ! ! I I 1.1...., ! I I ; J I ! ! I : I"-.. ' i i I I ! I ! i !

I ! ~~ I l ' ' i I I I ' ! y-, i '""'- i I ! : I I I I + ! ! ! ~~ l j ! I ! i • ' ' I : ' -"" I I I I

·4 ·2 0 2 4 5 3 10 12 14 IS 18 20 22 24 M veioc it:es [cm!sf, SS cone. {kgSS/m:J J

' I

100

I : :! I

J I ~~ f so ~ 40 w JO .£' 20 :!1 10

0

I

Experiment 3. 160692 Velocity and SS cone. profiles st. 3.0

; !l ' ; ; I ' l ! I ' I ([ I I I ' I ! I j I

1"-., 1 I I ; i ; I I I I : I ! ......... I j ' I I I I I I ; ; t\j j ! ! ; I ! i l

: _..,.- ! ; i I ; ' I ' '

' f I I ....,.,_,

' I I ! I j

t i I ......... __

I I i i !

! + I ! I ; ; "' : I ' ! : • I I I I i j I-.......;_ ' ; !

0 2 4 S 8 10 ,2 14 IS IS 20 22 24 M vo1octties {cmlsj, SS ccr>e. {kr;SS!mJj

Y~~ 17 .:.s -e- ss eone. :I.QS

Experiment 3. 160692 Velocity and SS cone. profiles st. 5.0

; '- I ~ I I I I I I I j

' '>( I i ! i : I I I I ; i I I i i ; ! ! I i i

['~._ • I I I ; I ! I ! ' ' I~ I i ! ! I i i !

: ..J..-i\. I ' I i I I I : ' ' I I

, __ , ! I I I l

' I I i ! ; ..,......, I I ' . ' i ; I I I : ' I 1\. I I ; ' i I I ; ! I i ·.'\.. ! ' I

'"' ·2 0 2 • 6 5 10 12 14 I s '6 20 22 24 M votocrtJos {cmlsf, SS cone. {kr;SS!m:Jj

Experiment 3. 160692 Velocity and SS c one. profiles st. 7.0

I ; •I • ; I ! ' I i

I i l! ! ' I ' ! ' ' I I !

L....:J_J

:eo '? 30 ~ 90

~ 70

~ 5(;

~ ~0 .lS <a

'T -~ I ' ! I

I ; I I I ! I ' ' i I ! I '

I p....., I I ' I I I . I ' I : -.......::..._-.............. ' ! I I I I

.:) :;o J 20 10

0

I : ; ~ ' ! ! I I

I t I i ' ! -,....-:.._ I I !

I ' t ! ! I ! ! ! .......... I . I I ! ~

' ' ' ; ' ' ;

' ' ' i ; ' ! I j ! i ' ! :

--' ·2 0 2 • o 5 10 12 14 IS 18 20 22 24 M Yeiocrties {cr.:;sj. SS cone. jk;SSim3/

5

Model tank experiment 16069203, with inlet board, flow = 6.6 Ifs and influent SS = 4 .1 kg SS/m3

. Starting time: 16.05

Experiment 1. 160692 Velocity and SS cone. profiles st. 3.0

100r-~~~~~~~~-~-----~~~~--~

-~ :t~--~r-~·~~~~~~--~+-~-+~--~ ;>;

_.. -2 o 2 4 s 8 10 12 14 1s 'a 20 22 24 M v8foctli"' (cmls/. SS COtlC. iicr;SS!mJJ

Experiment 1 . 160692 Velocity and SS cone. profiles st. 5.0

100r-~-,~~~-~~--~r-~~~--~r-~~-.

I :+-~~~~ < ' --,r-~+-~~~--~7-~~_, E rot-~~! ~ ~'r-l•--~+-~-+~--~+-~~_, ~ SOt-i-~~~~-~~--r-+-+-~~-+~~ -"' !? : ~ sot-~~-+~·--+-+-~~~--r-+-~~_,

.2::! :+-1-~-+! -_/~~-+~--~~~-+~--~

- ! A ~ ~~+-~,--,~-~, ~;·~~~~~--~~~~~--~

0 • i ! '1-- ' i _.. -2 o 2 4 s a 10 12 14 1s 18 20 22 24

M velociti8s (cmlsj, SS cone. [kr;SS!mJJ

V~r1'1•• 09.35 ~ SS cone. C9.JO

Experiment 1 . 160692 Velocity and SS cone. profiles st 7.0

100r-~-,-. ~~~~,--~r-~--~--~r---~-,

c sor-,~;-+~~~~~~~~+-~~~------~~ ~ aot-~~~~f--7-+-~~~--~~--~_,

~ 70t-~~~~-,~~~--r-+-~~~~_~7-4 2 601-+-~~~-~~--r-+-~~~-+~~ ~ 50t-+-~-+?'~~+-+-~-+~--r-r-~~_, ~ ~+-+-~~-r~~, ~-~~--r-r-+-~~~~~

~30 t "' ! i 20+-~,--,~~~~~~~~~~~~-+~--~ 1ot-~-.~+-1-~-+~~~~- ~--r1 -+~--~ o+---~~-+~~--~~.-~-+~--~ ·"* ·2 o 2 4 s e , a 12 , 4 1s 1 s zo 22 24

M 'lelocities {cm/$], SS cone [kgSS/m3j

Experiment 1 . 160692 Velocity and SS cone. profiles st 3.0

-4 -2 0 2 4 5 8 10 12 14 16 18 20 22 24 M velociti"' [cm/sj, SS cone. ik<;SS!m3j

Experiment 1 . 160692 Velocity and SS cone. profiles st. 5.0.

1 :t-~-r~~~~~~~f-~'~i~+-~~-+~'--7-4 30+-~~~~~~~~e' -+~~--~+1~1~

~ 20+-~~-b-+~~--~~; ~, ~~--~+-1 ~-~ ~ 10t-+-~~~--~+-+--+i~~,~~~~-._,

o+-~~--~~~-r-+~~~~~-~~~~--~ -4 ·2 0 2 4 8 10 12 14 16 18 20 22 24

M volocnios {cmtsJ, SS cone:. (kr;SSlm3J

V.-klc .":."$1 T !.J7 .-p.. SS COf'IC. ! l.JO

Experiment 1. 160692 Velocity and SS cone. profiles st. 7.0

6

Fig. E.1 .6. Model tank experiment 16069201, with inlet board, flow = 19.5 1/s and influent SS = 4.3 kg SS/m3

. Starting time: 9.02

100

? 90 i 80

~ 70

l 50 ~ 50

~ 40 ... 30 ]. 20 ~ 10

0

Experiment 2. 180692 Velocity and SS cone. profiles st. 3.0

j i I i ; i i ! ! ~::--;.... ' i ! ! i i I ! I

' ~l ' ' i i ! I I I I

I i " i ' ' i I I i ! I ' ' i ! t • ' i ' i i 1 I i I i f i i I ' i i ! I I i A I I ! I i i ! I I I t ; ·"-! i i I i I I I I t ; : :\_ i I I ! i I I I ~ I '"' ' I ! ' I !

·2 0 -2 4 C> a 10 12 14 16 ts 20 22 24

100

? 90 _a eo

I ~~ ~ 50

.8 40

.: 30 t 20 10

0

M vo10erti03 [cm/sj. SS cone. [kgSS/mJf

Experiment 2. 180692 Velocity and SS cone. profiles st 5.0

' ' ; i I ' I I I l ' I ! ' i I I ' I i ' I '

~~ . i I I ! I I I ' I ~ :--._ j i i i ! i I I ' i ! _l )' ' ' I I I ! I ! ' ! I..-"\: I i ' ' I I I I I I >(' i I '<. ' i i I i i I

• i I i "!... ; ; I i ! I ! ~ ' i ' ! \. ' ; I I j I ~ I ' ! ! '\L ; : i I ! I

·2 0 2 4 s a 10 12 14 1s 18 20 22 2• M voloci:ios [cm!s/. SS ccnc. [kgSS/m3j

1CO

90

~ eo ~ 70 J so ~ 50

~ ~ -. JO

~ 20 - 10

0

Experiment 2. 180692 Velocity and SS cone. profiles st 7.0

1 I i ; I ' : I I

""'t! i ' i

' ' ! I I I <I i I i i I j I I

~ : ; l ! I i '

I I ! ~ ~ ! I I ; I I !

i ' \. y ' ' ; i : i ' ......,.- ," i ! ' I I I I ' '

J. I : ~ ~ ! ! i I i I t I ; I : ;-......;_ I i : I ~ i : I i : 'l i i i

I

j_ I ! I I I

' I

I !

·2 0 ' 2 4 o a 10 12 14 1s 1a 20 22 2• M voioc~;os [cm/sj. SS cone. [kr;SS!mJ/

100

e 90 .£. eo " 70

~ 60 50

~ 40 1! JO f 20

10 0

Experiment 2. 180692 Velocity and SS cone. profiles st. 3.0

i l i ! I I i

~ ! i i I i ! I I ! I I i ~~ ! I ! i I I I i ! i : lt\. t ; ; I I I i I I i !{[ ' I I ! i I I ; I ! ).....1 "-., I I ! I ! I I ! I ~ ! j I ............... ' I ! I I I I

! ! I ! '"'-' i I I I t i i ! ! i "' i ! ! I I ~ ! : : ! I ! ......... I L '

:

·2 0 2 4 s a •o 12 14 16 18 20 22 24 M velocities jcm/sj. SS cone. [kgSS/mJj

100

I : I : ~ 50

~ 40

~ 30 __ o 20

10

0

V~ J3.20 .-.p. SSC'Ot'IC. r3. 15

Experiment 2. 180692 Velocity and SS cone. profiles st. 5.0

! I ! l I I I I I I I

1.1.... ! i : i I I I I I ; I

~ I ! I i I ' I I I I r-:"'K : -1-, i ! i I ' ! I i I

I ' \ _.)( I i I I I : i I ,...-. '

,.._.__ ! I I I I i I i i ! ! I~ I i I ! I ! ! i I I '<. I I I I

; i ! I : ! \ ! I ! : ! i ' ! I I ! "" I I I

·2 0 2 4 s a 10 12 14 16 18 20 22 24 M veloci:ios [cm/sj. SS cone. [k,SS/mJf

Experiment 2. 180692 Velocity and SS cone. profiles st. 7.0

100 90

~ 80 .!!.

I 70

so

~ 50

~ 40

~ JO

.2 20 10

~t i I ' ' I ! ' I ' ! ' i ' I 1 I I I

' ~ ' l I l : I i I I ; ' ' I ~~· : I : I I I

· ~ ! '"")- : : I I I I ! I ·~ I ' I I ; I ;

' i i ! i"""-'-- I I I ! I i I i i I ; ~ ~ i : ! I i ! : l I ! I I

! ! ; I : i I ~ I I 0 ·2 0 2 4 6 8 10 12 14 1S 18 20 22 2•

M velocft;os [cm/sj. SS cone. [kr;SS/mJj

7

Fig. E.1.7. Model tank experiment 18069002, with inlet board, flow = 12.6 1/s and influent SS = 4.2 kg SS/m3

• Starting time: 11.30

Fig. E.1.8.

CP000 70/ BJ 4. november 19 93

100

I : ~ 70 JS 60 ~ 50

~ 40 ~ 30

~ 20 - 10

0

Experiment 1 . 1 80692 Velocity and SS cone. profiles st 3.0

I, I : I ;

' I i i ~ ! I ; i ' I I I f I I I I I : ' i • ; ' I i l I I l

' ;. i ' I I i i I i : ! ... ' I I ! : I I I ' / ' ! I I ' I i r :{ : ; I I i I I i ~ ! ! """'-;. I I I I I I I • I i

i " ' ! ; I I : I

: :

! I I ! I i r

1 -2 0 2 4 s a 10 12 14 1s 1s 20 22 24

M voiocftias {emtsf, SS eonc. {kgSS/m3f

i .<oco.s Of. f7 ...,._ SS cone:. Of. f2

Experiment 1 . 180692 Velocity and SS cone. profiles st 5.0

100

I : E 70

j 60

~ : 2! 30

~ 20 10

0

! ; I I i l I I 1.1.... [ ! i I ' i I I I I I

-~ I I i I I I I I

' I ! l ,. i i ! : I I I I i [ {I ; I I I I I i

' y.l I ' ! I I i I I I ;r-, ' "-.L : I ! I I I i ~ I '

, ........._ I i : I I I I + ' i \ i ! : I I I I • I ! I ' ~ I I ! I I I

-2 0 2 4 5 s 10 12 14 16 18 20 22 24 M velacftios (cmls/, SS eonc. {kr;SS/m3f

Experiment 1 . 180692 Velocity and SS cone. profiles st. 7.0

100 90

1 I I ' I I I I I

.[ 80 I {

E 70

i 60

i : "' 30 ; 20

- 10 0

-2

' ' ' : l i ; I I i l ~ ' I ' ' I i I ' ' 1

' ~· ' i I i I ' ! [ : -{ i ! ; I I I I

: ...... ! I I I ! I ' /"""' • \ ' I ' ' I I I I 't ! I :-..........:... . I ; I I I i ~ ' ' ' ' ;--.......; I ! I ' i

• ' I i """-< I i ! I -0 2 • • 8 10 12 ,. 16 18 20 22 24

M voJoc-.ios [cmls}. SS eone. [<<;SS/m3f

;: .!!. e ~

2 j ~

~ :t

Experiment 1 . 180692 Velocity and SS cone. profiles st 3.0 . I ' i I ; ! I

I ........... ' I i I ' I 1

i ' I i I i I : I ' I ' lj1 ! I i ' I I I

' ' If ; I I I I I 1 I .;_...l

' i ; I I ! I I ; ! :--:... ' ! I ! ' I I ' I i ; ;::;;:::: I I ! I J l i I I I I I : I I I

' ! I I i ' i i I I ! i 2 4 5 8 10 12 14 16 18 20 22 24

M vftloc-.itJ$ {emllj. SS eonc. {kgSS/m3f

j-V.O:tO•• ro.c.o ....,._ s.s cone-. ot.s.s

Experiment 1 . 180692 Velocity and SS cone. profiles st. 5.0

100

so 80

70

so ~0

40 30

2C 1C

; I : ; I I ' ll.....l. I i I i i I I : I I

' ......... --.;. l I ! I I I ; ! : '1 i'T ' I 1 I ! ' i ' ; ! I _..,

i ! I ' I I I i ' ' ·....- . I ~ I I I I !

i i ' ! ·~ I i I ' I ' ; ' i I I I ""J ' : 1 I ' ' ' I ' I ! I i\ I I ' l i : I I ' I ""'-.: I I !

--2 0 2 4 6 8 10 12 14 16 18 20 22 24

-

10

0

M •;elocities [cm!S/. SS eene. {kgSS!m3f

Experiment 1. 180692 Velocity and SS cone. profiles st. 7.0

I ~ I I ' I I I -:r r ! I I ! I I I i "-( I ! ! : ' I I ' ! I

~~- ' I I I i ,. .........

' ~ ! I i I ' ' i ! ~ I I ' I . : I -- l I I '

: i ' . ! I~ ! I ; I ! I I I : ""'!: I

' I ! i I : i i ...........

; I

' i

I

I

·2 0 2 4 5 8 10 12 14 15 18 20 22 24 M v~locr.ies {crr.ts}. SS cone:. {k~SSim3}

'1-.oe;tr•.s ~O.!J ...it- 3$ CQI'1C. IO,JJ

8

Model tank experiment 18069201, with-out inlet board, flow = 18.9 Ifs and influent SS = 4.2 kg SS/m3

. Starting time: 8.02

ENCLOSURE 2

Model simulations compared with model tank measurement results

Experiment 1. 120692 Velocity profiles st. 3.0

100 .'\

E' 90 • I "-

.!!. 80 I ON. E 70

I • I --;._ i 60 I . I i " !! 50

i . __,(

~ 40

----.,. :30 r • i :Eo 20 ~ . ;

10

0 ~ '

-4 ·2 0 4 10 MNn horizornJ v&Jocitiss [cmJs}

• =t l .O rr.u c:.Jcul-

Experiment 1. 120692 SS concentration profiles st. 3.0

100

E' 90

.!!. ao I

E 70

i I I 60 '\ I I

" 50

~ 40 .. £.... I :!! :30

I -,......_ ! .!1' 20 ~ 10

I 1--....:._ 0

,......_ , 0 2 4 6 10 12 14 15 ' 8 20 22 24

SS concenvar;on {kr;SS/m3}

• .;t.J.011. TO

Experiment 1. 120692 Velocity profiles st 5.0

100

? 90

.!!. eo

j 70 60

!! 50

~ 40

~ 30 20

~ 10

----· I 1\-

0 -4 ·2 0 10

Mean horirontaf vslocttfe.s {cmts}

- st..5..011 • .1J l:' ,l.t1 1

Experiment 1 . 120692 SS concentration profiles st. 5.0

100 I j

§_ ~

~ 1l

~ :!!

"" ~

90

80 70

60

60

.:0

30

20 10 0

0

! I : I I :

i i ! l I I j !

I i I i i i ! I ; ! I j ' : i ! ' I i ' ' I i ' i I I i I ' ; '

,':-,: ! I I I I ' ........... I ' I I I ' I I :--...._; I : ' i I i : i i ............ ! ' i ! I

' I_ ; I 1'--. ' ' 4 6 8 10 12 14 16 18 2C 22 2-

ss =>COr<ration (kr;SSi rn.3 I

"" $t .S.O 11,21

Experiment 1 . 120692 Velocity profiles st 3.0

100

? 90 .. , , .!!. 80 )'..... 8 70

I • ] 60

i /: . I

50 . I 40

:!! 30 I •

"" 20 £ 10

0 -4 ·2 0 2 4 6 10

Me•n horizontal velocltias [cmisj

.... 3'.0 1%.51

Experiment 1 . 120692 SS concentration profiles st. 3.0

100

? 90

"" 80

~ 'O

J 60

~ 50

40 .. 30

~ 20

' 0

! ! i i I I ; i I I I ! ' I I ! l I i I ' I i ' ' I I ' ['.., ' I I I i ; i 1 i '

).. ! I I I l I ' I ; ' I '

! '1--.... 1 ! I I I ! ; ' :

' I I~ I I ! : I i I I i "1--.. i I i I I I I i ,-........;. I I ! I I ; I I I I I 1-.......... I

0 -0 2 4 6 10 12 14 16 18 20 22 '"

?

"" E 2 1l i ~ .,. :Eo £

100

90 80 70

60 50 40

30

20 10 0 -4

!CO

~ 90 .Q. eo § 70

~ 60

!! 50 2 40 : 30

~ 20 10

0

'

I i

~

' ! I

' '

SS concentndon (kgSS/rn.3j

• .C. J.O 13. 15

Experiment 1 . 120692 Velocity profiles st. 5.0

1\, I i I ' ; I ; ............ 1 ; I i

! I -............. I i I I ! ---......._ i I I • l .;> : I

! 1•1' I i ' i ' I ti ' I ! i ' i r i ; : I I i l I ' I I I ~ I I ' ' I

·2 0 4

MtJin hodzontaJ velocities [cmls}

Experiment 1. 120692 SS concentration profiles st 5.0

; ; ; ' ! I i ' ; I I ! ; I i ' ' I I ! i i I ; ! t

! I i j I ! i ! I : I i I I I ; i I I

......,..... I I : ! I i l I I ' !-.........:, I I I I I I I

I i I ~ I I I I ! ! I I i ..-.......:. I ! ' i ; I ' ' i : I ;--...... · ' ' ! . 0 2 4 6 10 12 14 16 18 20 22 ,~

SS concentnmon (kgSS/tr.3}

"' st 5,0 lJ. ro

1

100

e 90

80 .g_

J 70

60

so

i 40

... 30 ]> 20 ~ 10

0 -4

100

e 90 .2. 80 E 70

i 60

~ : ~ 30

~ ~

1\

0 0

Experiment 1. 120692 Velocity profiles st 7.0

I • ,. · I

......... i -- I

,--......., • I _.;...- • I

•r "I ;

·2 0 • IQ

Me.n not'Jl""..J1fai vtHOCitie.s [cmls)

. .:t.i., t1.~ C aJCUW .a

Experiment 1 . 120692 SS concentration profiles st 7.0

' ; I ! ' ' I i I ' I i ! I I j I ! I l ' ! I I I I ! l ; ; ; ; ; : i I I ! ' I ' I I j I I

! I ' ' ! i i I i i ! "-!.. ! ! ' I ! I I i I

I ·-- ' ! I ' I I ; : ' ' ,-........... ! ; I I i I : ! i ' 1'- I : I 2 4 10 12 14 16 18 20 22 24

SS CCf!Ctlf7fntion {k; SS/m3}

• ::t 7.0 11.31

.[ E

~ ~

~

i

~

.[

~ ~ ~

~ ~ ~

100 90

80 70

60

50

40

30 20 10

0 -4

100 90 80 70 60

so 40

30

20 10 0

0

'-!. i

! I !

Experiment 1 . 120692 Velocity profiles sl 7.0

i • .......... I

.......... I

- · • I : ( • I

~ 2 • 10 Mean hcnr:r:r:aJ '~rdtll {cm/$]

Experiment 1. 120692 SS concentration profiles st. 7.0

' I ! ; I I I I i

: I '

! I I I ! I I ! ' : : i ' I I I I

' ' ! I i I I I I J ! i ' I I I I

I i i ! ' I ; I I ;-.....;. i I I ! I I I I : ............ I I I I I i ' : I -........... I .I I I i I ' I i " I I I 4 8 10 '2 14 16 18 20 22 24

SS ccncer=oon {kgSSim3}

Fig. E.2 .1. Simulation results compared with measurement 12069201

Experiment 1 . 090692 Experiment 1 . 090692 Velocity profiles st 3.0 Velocity pro~Jes st. 3.0

ICO \ ~

100

~ 90 '\ e 90 . \ ~ ~ :

.g_ 80

""" .g_ 80 ...........

§ 70 I '-...., E 70 --~ 60 2

60 i . ......... :s .-;; ~ 50

' \ ~ 50 ,,..----~ 40 _;.-- ;, ~ 40 ,. :§, 30 r .. 30

20 f 20 ~ 10 ~ ;

10 1'. 0

~ 0

·2 4 10 ·2 0 10 M&an hori::=ntal vttloc:ti~ {cm/sj Mean hon;:-:,~1 vekx:lries {cmls}

. .::. J.~ ~.t.U C..CUI.t.d . s:t l.O •.t. ~ f C~.1lMeo

Experiment 1 . 090692 Experiment 1. 090692 SS concentration profiles st. 3.0 SS concentration profiles st. 3.0

100 1001 ~ 90 ? 90 ~ 80 [ .g_ 80 .Q. § 70 ~ 70 1 I

"' 60 A 60 -.......: .15

50 50 ~ \ • ~ ! ""'-' ~ 40

"' ! I ~ 40 ! ...........

l! 30 .....__ . .. 30 ........... -2' 20 -~ 20

~ . -........... ~ 10 .-............ I

10 -...... : 1--....:... 0 0

0 10 ' 2 ,. 16 18 20 22 2• 0 10 '2 14 16 18 20 22 24

SS ccncor-..raoon {k;SS/m3) SS C~I7C9r:"'JiJl!Cf1 [ic~SS!mJ)

. .s:t J.O :.:,:3 CaJC-.;tt:.a . ~J.O ·.;.~ c .. c-.J'~

2

100

':- 90 c: .l!. so ;: 70 0

~ 60

~ 50

~ .a 2: 30 .£' 20 ~ 10

0 ·2

100

e go .l!. 80

& 70

Experiment 1 . 090692 Velocity profiles st 5.0

•• 'fo l

• '\.1 ,--....._

! . --- I . :::;:., ,___..... I

i,lo r ~

0 2 4 5 Mean honz:>ntllveloclties (cm/Sf

• .:t. '-0 13.00

Experiment 1. 090692 SS concentration profiles st 5.0

I ' i ' ! I I ! ! I i I I I I !

I l ' I I i I '

' I ; ' i I I : i I I ' ! : i I ! : ~ 60

g so ~ 40

'\. I I : i I I I i

~ 30

~ 20 - 10

0

,.__I

i I ! L I I

I i .......... ! i ' I ; i

I I I I I

I I i ; I

.......... I I i I I " I I i

8 10

' I I i : I I I,

I I

i I I I

I I i I I I

0 2 4 6 s 10 12 14 16 18 20 22 24

100

e 90

.l!. 80 ;: 70

j 60

I 50

.a ~ 30

~ 20 10

0 ·2

100

"? 90 .l!. eo • 70

j EO

0 50

I I I i I I

SS concenr.tJOn (k~;SStmJ I

.. ;:t, 5.012.$5

Experiment 1 . 090692 Velocity profiles st 7.0

r l • \ i

\ : I~' I

•· ~ I I , __ •

If

4 10 MHn honzor.taJ velocttle.s icmls j

• .Jt. ;_o '' · :r

Experiment 1 . 090692 SS concentration profiles st 7.0

I ' I : ' I ! I i I

I i i I I ' ; I ; . i : I ; ; I ' '

I : ' ' I I ' i i I

! : I ! I I i ' l I

I ' ' I I I I ! I I I ~ 4a "' 30 ~ ~ l i i I l '

I i I i -,_I j

~ 20 10

0 0

I !

I ! I I i I ' ' I .-.......:. I I ! : i ' I I l " ' i ; I

' 4 6 10 12 14 16 18 20 22 24

SS co~on {k>SSimJf

• ;:.. 7.0 Tl . 12

Experiment 1. 090692 Velocity profiles st 5.0

100

':- 90

1 eo • 70

i 50

0 50

~ 40

2! 30 £0 20 ~ 10

: .L ; • \ !

·\ ! ·-j ... ___ : :::::,. • j

I

0 ·2 0 2 4 :o

Mean hon:omaJ vetocitiM (cmlsJ

.. st. ~.0 f4.25

Experiment 1. 090692 SS concentration profiles st. 5.0

100

I : § 70

~ so

j : .: 30 ., ~-- 20

10

0

i I I I I I I

i ! I I : ! ! I I I I I I ! ! ! I

' I I I I l I l : ;

1'- I ! I I ' ! I ' !--- 1 I .I I ! i I I I ; "-~...... I I : ! I :

i I f"--...' I : I ! ' I i I l I ~ I _l ' ! ' I

i i I I I i ""-.; I ' i

0 2 6 8 10 12 14 16 18 20 22 24

100

e 90

.l!. ao • 70 iS

~ 60

~ 50

40

"' 30 :2o 20 ~ •o

0 ·2

-"-

SS concer.tndon (kr;SSi mJ 1

Experimental 1 . 090692 Velocity profiles st 7.0

-" . ' I

..,......__ I

l.f· I

0 4

Mean horizontal 11elocitie.s {cmts}

• .:t. 7.0 14.J7

Experiment 1. 090692 SS concentration profiles st. 7.0

! j I I i : I i i I I ! i :

I ! ' ! ! I i i ' I

' I I I i ! I I ' I l I I I i I I !--..,_ ' I I I i I I I ' ' :-....:..... I ! I ! i

' i i i ;-......;_ ; : I I

' ! ! i ' "' I

10

' '

I

' i i

8 10 12 1~ 16 18 ~ Z2 2~

SS c~t'c" [kt;SS!m3j

., t:. 7.0 1.4.J2

Fig. E.2.2. Simulation results compared with measurement 09069201

3

Experiment 2. 050692 Velocity profiles st. 3.0

1C0j;\_

i 90 • """ 80

~ 70 60

! so ..0 .. 20

~ 20 10

0 · 2

100 90

.Q. 80

z_= 10 .5 60 ; so ~ "' 30

~ 20 10

1\

I

I i I ! 'l T\. ;

! i

.. -...... -~

'I- : i .

..J i !-- . ! i .

A• 4

M""" horizontal velocme.s {cml•f

~ Sr. :I.O T!.JO

Experiment 2. 050692 SS concentration profiles st. 3.0

' ' ' ' I i ' I I i ! ' ! i I ' i ' ! ! i ' I I I I ; ! i I I I I i i i I ! I I : I I J i I f I ; ' i i ! i I i

"'-.. ' i I ! i I I ' i J'"--.._: I

;

' ! I ' ! : ! ....,_ i ! i I

10

I I I ' I ' I I I I I

! ' ! I I I

' I I

0 0 4 8 10 12 14 16 18 20 22 24

SS concentration {kgSS/m3f

"" :t. J.O 15.25

Experiment 2. 050692 Velocity profiles st. 5.0

100 \ • 90~r-~----~----r---~----~---4

i 50 "\. I '-..... ~ 70+---~~~~~~- ----~----~----~----~

] 50+-----~--~~--.=~~----~----------~ , ~ot-----~----L-----~~~~--~----~

2 "'t=~::::t;~t:::~'±' t• =i=j ; 30 i f ! lit

~ cot-----~! ~f---~----~----~----~--~ •ot-----~·· ;L---~----~----~----~--~ 0.+2----~-----2~----.~--~~--~----~,o

MNn hor;zonral velocities {cmls}

Experiment 2. 050692 SS concentration profiles st. 5.0

!CO .,. 90 ~

.£ so

~ :o

~ ;o

I ~ so "\..' 3 ;() '""- . ~

30 :1! .............. I I

~ 20 10

t---...._: I r 0

"'i I 0 4 s 10 12 '" 16 18 20 22 2<

SS concentnJcicn [kgSS!m3/

.. :c. $.0 1~.~1

100 .,. 90 §.. 80

j 70

so

j so

"' . .. 30 0. 20 ~ 10

0 ·2

'T 100 90

l 80 I

j : !'\.

Experiment 2. 050692 Velocity profiles sl 3.0

1 i •

" -- .. ~~· . ; J .. l

i"f

'to I j. I

2 4 8 10 Me~n hori:orrraJ vttlocities fcmls/

. .:t J.O 1~$5 - c.Jail«e4

Experiment 2. 050692 SS concentration profiles st. 3.0

' ! i ' I ! ' ' ! ' ' ! I I l I I ! ' ' ! ! ; ; I ! I I i i ' i ; i I ! ! I I I

' ;

! i i I j I I i ~ ~

~ 40 " : ' I i ' i I I I ; '

.. 30

~ 20 10

0 0

100

i "'-.,: ' ' ! ' I I I ;

'

I

. ~ I ' I I I j I I

! ~· ! I I I I : I "1--. : I ! I

4 s e 10 12 14 16 18 20 22 2< SS concentration {kgSS!m3)

• :.:t J.C t S . .SO - C~lat.:

Experiment 2. 050692 Velocity profiles st. 5.0

.,. 90 ~ eo . I ~

~ 0

~ .. ~

1 j ! :1! ~ ~

70 l - · 60 ~0

-r--.:.: ' • 40

30 20 10

0 ·2

l j.

4 10 Mean horizantaf velocities {cm/sj

Experiment 2. 050692 SS concentration profiles st. 5.0

I ' i i ' : I I I : ' I : : t i ' i i I

! ! i I I ; ' I I ' ' I I ! I : ' ; I ; i : I I i ~

; I ! ! i I i ' I I

!CO 90 eo 70

eo so .c 30 20 10

0

~. ! ~

I ! ! ' I I

i I i I I I i I

:I ' !

'I ' ' 0

' I""' i i ! ! ' ~r

' ' K I I 8 10 12 !4 16 18 20 22 2<

SS ccncer.tration {i(;SStm3)

.. =- .s. a ! 7. CJ - CtJcurar«J

4

;; .2. 0

~ ] • ~ .. ~

: &.

J ~ ... :? ~

Experiment 2. 050692 Velocity profiles st. 7.0

100 [• l

90

so , ·\ I

70 "---.. I 50

~

40

30

20 10

0 ·2

100

50 ;

I 80

70

50

I i i

50 40 \. I

30

20 10

0 0

~ I

I

. ,--..:.. ' • i ........... ,

---:" / I •

i • / i v' 0 2 4 10

Moan norizoml velocitie-s {cm/sj

• =t. 7.0 1&. 00

Experiment 2. 050692 SS concentration profiles st. 7.0

I i I I ; I ' ! i ' i i I i I r I ! ' i i I i I I I I

' l ' ' i I I i I I I ! I ' ' ' ' I I I

' I i ! : i I i ! I I i I I I I ' I I

--- i ! I i ! I l '

' ; ..,....___ ! ' I ' I ' ' '

I ! : \ I ; ! i I I a 10 12 14 1s 1a 20 22 24

SS concentralicn {kt;SS/m:Jf

C«:il« .c I

Experiment 2. 050692 Velocity profiles st 7.0

100

90 E

60 .2. 0 70 a ~ 60 .. ~ .8 40 .

30 ~ .!?

I· ' ..

' . r ~ 10

0 ·2

l 2 4 10

Msan rtQ!7l'CntaJ velocttia3 {cmls}

• ;::. 7.':) t7.~ - CMccJifte<t

Experiment 2. 050692 SS concentration profiles st. 7.0

i ' i ; I ! I I ; i j ' ; I ! , i I I I I ! ; ! ' I I I I i ! I ,

; ; I I I I

i i i ; ! ' ' I i I I \. : I ' I I I I I I I

'i... ' i ' ' ! I I I I ; I ~· i ! i I I ! ! I ~ I I i I I !

' ' I I "\ I ' ! I ' 4 s a 10 12 14 1s 18 20 22 24

SS co=r.rraocn {kgSS/m:Jf

• .::. 7.0 ~7. :-' - C«u,'M~

Fig. E.2.3. Simulation results compared with measurement 05069202

100

90 .§. 80

~ 70

] 50

~ ~0

40

"" 30 ]. <O ~ 10

0 ...

1CO .,. 90 0 .1 .... so ~ iO ] so ;) 50

~ .:0 ~ 30

.I

~ ro - 10

0 0

I .........

I

i

I

! 2

Experiment 3. 160692 Velocity profiles st 3.0

! ~ . '

I f

·2 4 10 Mean hor;zonral velocrties [cmls}

• ;t_ J.O 14.20

Experiment 3. 160692 SS concentration profiles st. 3.0

' i ; I I I ' I

: i ; ! ! I , '

' I ! ; I I I ;

' ! ; I I I I I I I : I i I I

\. ; ' I i ! I ! I .......... I ! ; I : !

. ": ; I i ; I I I ; ~ ~ I ' ' I I i

, ""' ' I i i ! 9 10 12 14 15 18 20 22 24

SS concsntration {kr;SS/tr.3f

.. Jt. J .O 1S. 1.5 - C~cul#/it~

Experiment 3. 1 60692 Velocity profiles st. 3.0

100 I~

e 90 · I '

.2. so · \ E 70 ---._ . 0

] 60 • ..,....._ I

~ so

~ 40

2! 30 .!? 20 ~ 10

0 ... ·2 0 s 10 Mean hon"zorrtal 'ltttocitJ&S (cmts]

. :0:. J.O ~7.~ - ~fai«J

Experiment 3. 160692 SS concentration profiles st. 3.0

100

E 90

.2. so E 70

I

j so I

........._ !

I ~

............. 40 ; -........:., I ~ 30 ":-..... i .!? 20 :!! ;--......... I

10 :-.:. 0

0 4 ,; 10 12 14 ~s 18 20 22 <• SS ~ncor.uarion {<r;SS/rr.3j

. .t.:1.01S.0:5 - Cillk\JJ"'*'

5

100

e 90

.!!. eo E 70

j 60

! 50

40

l! :lO ~ 20 ~ 10

0 ...

100

e 90 80 .!!.

I 70

80

i 50

40

~ 30

20 10

0 ·4

100

e 90

.!!. so § 70

~ 60

Experiment 3. 1 60692 Velocity profiles st 5.0

·--·-

·2 0 4 10

Moon I>Orizomal velocities {cm/sj

Experiment 3. 160692 SS concentration profiles st 5.0

! i I ! i ' ! ! I , i I i ; ' j I ! I I I i

' ! I ' ! I I I ! ; ! ' i I I I ' i ! i I l I ! ! I I !

'!--... I ' I I I ! ! I ! I i I i I 2

'

1 .............. ! ' I ' ! I ' I ! i "'1--.... ' ' I I ! I I

' ! ; ;--.... ... : ' ' i I I

' l ' ; ' "... ! ' I

4 10 12 14 16 18 20 22 24 SS concentration {kg$$/m3j

• .;t s_o 1&.30 - C.Jcur.:.c j

Experiment 3. 160692 Velocity profiles st. 7.0

~ · I ' I

•I ' ·l I

I . -:--_ ---.....

..:.--' . c"f

~ ~

-2 0 4 6 10 Mean hcrizcrtaJ velocities [CmJsj

. .;(. 7.0!4.~ c.Jcu/-

Experiment 3. 160692 SS concentration profiles st. 7.0

t 50 "'-... '

~ 40

30 , ......... !

l! I --;----_ I ~ 20 ~ 10

;---......_

" 0 0 4 6 10 12 14 16 15 20 22 24

SS concs~raticn {k~SS/tr.Jf

. ~ 7.0 14.-'0 - C~t.ted I

Experiment 3. 160692 Velocity profiles st 5.0

100

e 90

.!!. 80

I 70

60

~ 50

~ 40

l! 30 ~ 20 ~ 10

! •

. ~-•r

0 ... 4 4 10 Meon hOn'zontal veloci!io.s [cm/sj

Experiment 3. 160692 SS concentration profiles st. 5.0

I ; 1 I i I I I

! i I j i i ! I i ; I I ' ' I ' I ! I

I l ' i l I I I i ' i I ! ; i I I ' I I

"-.._( I I ! I I I I I I '-j... I i I ! ' i ' I I

! l ! -,....._ . ; I I I I I

I I ' i ............... ' i I I ' ' ' ; i I i I I ' I I 1 I ' 2 4 6 10 12 14 16 18 20 22 24

SS concentration [i<;SS!m3j

Experiment 3. 160692 Velocity profiles st. 7.0

100 •A

e 90

80 .!!. {' E 70

j "- I 60

·~ I

! 50

•I J 40

' __...:..;..;..-l! 30 ~ 20 ~ 10

</ 0

;; -4 -2 2 4 10

Mean horizontal vetOC:tie.s icmlsj

. .st. 7.0 ''· : ' ':A~CYW.C

Experiment 3. 160692 SS concentration profiles st. 7.0

100

'E 90

.!!. 80

s 70

~ 60

~ 50 -.,....... <0

30 ~

~ , -.........;_ I 20

~ 10 -;-.........,:

"' 0 0 4 6 8 10 12 14 16 16 20 22 2<

SS ccnconuoacn i lcr;SS:mJj

. st. 7.0 , .. c.s - :.-:-J•«.C

Fig. E.2.4. Simulation results compared with measurement 16069203

6

100 90 e

~ sol---

0 70 0

~ 60

~ !0

! 40

2! 30 .!1' 20 ~ 10

0 · 2

100 90 I eo

~ 70

~ 50 ~ 50

~ 40 .,. 30

]> 20 ~ 10

~ 0 ~

j ~ .8 . " ]> ~

e ~

j j ~

" :§. ~

0 0

100 90 80 70 60 50 40

30 20 10

0 ·2

100 90

80 70

50 50

40

30

20 10 0

! i : !

"' I i

' i i

"

Experiment 2. 180692 Velocity profiles st 3.0

. -;--_ . !

·--· . i .............. I . )

• ! _...;..--'

~.( I '/" ~

0 2 4 5 10 Mean horizonttJ volocitJas [cmJsj

• ;t J.O lt,"'

Experiment 2. 180692 SS concentration profiles st 3.0

! I ' I I I i i I . I i ! I I j i I I . i ! ! ! ! ' I I I ' I I i ! I I I I I I i ' I I ! I I ! I

'\! I ' I . I ! l I . ' i\_ ! ' I j i I i j I I I ~ i I ' ' i I ! i !"--.. i I I I ! I ' : ' i i '-;.. I I l I I I -4 6 10 12 14 16 16 20 22 ,.

SS cof!Cflnualion {kgSS/mJ/

.. rt. :.o 11,.&0

Experiment 2. 1 80692 Velocity profiles st 5.0

- ! I • -· • i ! ""'· '

~r

0 6 10 Mean horizor.taJ vs/oc:ties (cmtsj

Experiment 2. 180692 SS concentration prof.les st. 5.0

............ !

0 2 4 5 8 10 12 14 16 18 <!0 22 24 SS ccncer.rraaon [I";SS!mJ/

Experiment 2. 180692 Velocity profiles st. 3.0

100 I ' e 90 • I

~ 80 E 70

'- I 0 . ~ 60 . ·-~

50

~ 40 ; . ... 30 >f ]> 20

~ 10 , ~

0 ·2 2 4 1C

Mean horizontal voloctti .. [cm!sJ

• st. 3.0 13.20 - C«ui16M1

Experiment 2. 1 80692 SS concentration profiles st 3.0

100 I ' ! I : I I ! I ! I I ' i I I j ! I I I I ' ! ; I ! . I I I I ! i ! ! i I I I I :

"-.; ! I I I I I I I .

I

100

e 90

~ so 70 j 50 50 ~

~ 40

30 2! .S?> 20 ~ 10

0 ·2

100

e 90 ~ 80

l I

c: 70

l " ' ' I I I I I I I ' '

i " : i I I 1 J ! i I ......... I i i i I I I I

i i I i ::::-6.. I I I I I i I ! ! I i 1--;- ! ! I !

6 8 10 12 14 18 18 20 22 24

/ \.

i

SS COf!Cflr.trat/on {i<gSS!mJj

...: tt J.O ll. U

Experiment 2. 180692 Velocity profiles st. 5.0

/ t i

J I . -i• I ::::,.._ ' i•

!•( 11' ., 0 2

MfJan hodtonral velocities fcmisj)

. ;t .5.0 rJ.JS c;..t::ur..I.S

Experiment 2. 180692 SS concentration profiles st. 5.0

I I ; I I ' i I ! i I I ; ' : ! i i i ' I I ' i : ; I ! I '

I

~ 50

~ : c::, ! ! ! I : : I ! ;

"' 30 ~ 20 ~ 10

0 0

,...___, , i

' , ............ ,

' I

: ! ' ! i 4

I I i I ! ' ! I

l ! ! I : i i I

-.....;.. ; ! i i i i ' ! ;-....... I I I ' ; ! i I '-1 ! I ' I 8 10 12 14 16 18 20 22 2>

SS concer:tration {kgSS;mJJ

.,. rt. .S.O ~J.JO - C aJCW411.-d

7

.[ g ~ ~

~ "' ~

I 2 ] ~

~ .. ~ ~

Experiment 2. 180692 Velocity proiiles st 7.0

100

? 90 .!:!. 80 t. ' ~ 70

:g 60

~ 50

~ 40

~ 30

f 20

10

\. : -

0 ·2 0 4

Mean honZontal velocttis.s {cm/s}

Experiment 2. 180692 SS concentration profiles st. 7.0

100

90

80 70

60

50 "-;. I 40

'<.. I ! 30

~; I 20

' .............. 10 ' 0

!\ ! 0 4 6 10 12 14 16 18 20 22

SS concer.trolion [kr;SS!mJ]

. .st 7.0 12.09 - C.Mc'o~f.t«i

10

l g .8

! "' ]. ~

24

Experiment 2. 180692 Velocity profiles st 7.0

100 .,. 90

.[ 30 . / '

I 70 J. 60 50 ~

~ 40

30 "' ~

20 10

100 ..,, ge l

7C

60

:o '-.. <C 30

20

'0 0 ~

·----..... I • -,__

... i -:---

..

2 4 6 8 Mean llorizcr.tal velocitiss [cm/s]

Experiment 2. 180692 SS concentration profiles st. 7.0

'

'b. i i ..,..._! i i

8 10 12 14 16 18 20 22 24 SS cor>:entration [kg$Sim3/

• .s:t 7.0 13.46

Fig. E.2.5. Simulation results compared with measurement 18069202

Experiment 1 . 180692 Velocity profiles st 3.0

Experiment 1 . 1 80692 Velocity profiles st. 3.0

100

90

80 --70

60

50

40

30

20

10

0 ·2 0 4 10 ·2 2 10

Mean hori:or.r:al v~locJtitJ$ {cmtsj Mean horiZOI'ftal velocities [cmlsj

"' st.J.OOB.17 • st. J.o ro. oo - C«vtc...-1

Experiment 1. 180692 SS concentration profiles st. 3.0

Experiment 1 . 180692 SS concentration profiles st. 3.0

1CO

0 so , .Q.. se § 70 ----.... ~ ;o

\ 50

~ .:()

"' 30 i ........... ,

~ 2C

10

0 a 10 12 14 16 18 20 22 2<

SS cot'JC8nffaticn [kgSSim:3/

"" ~ J.Oot. t2

8

100

~ 90

.!!. 90 c 70

~ 60

j ~

40

2! :lO ~ 20 ~ 10

0 ·2

100

? 90 .Q. 80 c 70 J 60 f ~0

! 40 30 J 20

- 10

Experiment 1 . 180692 'leiocity profiles st. 5.0

I -- ....--...:..::: • I .-:---_

l\

F i-,. i

0 4 6 10 MHn horizontal v.locitit» [cm/sj

. .st 100f.J7 c ........

Experiment 1 . 1 80692 SS concentration profiles st. 5.0

' ' i I ! I I i ; i ; ! I I I i I

I ' ' ! i I I I i ' I ! i I I I I

~ ; ! I ! ! i ' I ! '<.. I ! ' ' I I T l l ! ' : •"'- ' i ! i i I I I I I ' "-..... ; j ' I I I I ' i ' , i .~ I ! i ! 1 i : : I ....... ! I I I

0 0 2 6 B 10 12 14 16 18 20 22 24

SS concttntr.otion {k~SSJmJ}

Experiment 1 . 180692 Velocity profiles st 7.0

100

-=- 90 J c .

.!!. so / § 70 (. ' . ] 60 ·-- I •

0 ~0 =i--! 40

.7 ,. :lO I

~ .

20 ' { I 10

0 J.

·2 a 10 Mean hori:::Jnral vttJocrtitt.s {cmls}

. .=. 7.0 0..52 c.J<:ul•«<

Experiment 1 . 180692 SS concentration profiles st 7.0

100 I

~ 90

.!!. ao

J 70 ,;o

_\ i

i ~ '". 40

30 ' I ,. I" :§. 20 I ~ 10 :~

0 ! '-· 0 s 10 12 14 16 18 20 22 24

SS =oncor.tnticn [k~;SS/mJ}

% 7.~ ar.u - C.Jcv>«fld I

~ .!!. E

i ~ ~ 2! ~

~

~ .!!.

J ~

~

t

100 -. 90 ~ so 70

60 ~

40 :lO

20

10

0 ·2

i

' ~

! I

!

i ;

100

Experiment 1. 180692 Velocity profiles st. 5.0

- • I

~-

4 10 Mson oonzor.tal veloctties (cmlsJ

Experiment 1 . 180692 SS concentration profiles st. 5.0

' ; I i i I ! I ' I ' I ; ! : ; I I

I I I ' ' j ! i I I I I I

: ; : ' ' I I I I ' I

"i. ! i ; I I I j I I l'-....' ' i ! I I I ! i""" j I I I I ! i i i ....,__

I I I I I I ! ' ' ' I !-..........:.. I i : i I i i K , I i 4 8 10 12 14 16 18 20 22 24

SS conc8ntratJOn [kgSS!mJ}

• ;t. .s.o :a. t7 - e«u~

Experiment 1 . 1 80692 Velocity profiles st. 7.0

' 90 . ) : ao 70

I .

ao --s~ .

' J 40

:lO !"

;-r 20

'1'/ i 10

"' 0 ·2 0 8 10

Mean nodzontal velocities [cm/$/

. :t. 7.-::J !O.JI - C«-.Jifl...t

Experiment 1 . 1 80692 SS concentration profiles st. 7.0

:eo ; ! ' l ' ! I I i

; ! I ! I i i I I ! ; : ' I I I I

1\ j I : , I ! ! I i i ""--.. I I ! I ! I l :

"' I I ! ; I I ' :

I "- : I I I I I I

' :-.......· ! I I I

' i ' .. , ........ : I I I I ; ! I : I ........ ' '

2 4 ;; a 10 12 14 1s t8 20 22 24 SS :::<:ncer:tr3llon (k~SS!mJ}

Fig. E.2.6. Simulation results compared with measurement 18069201 CPD0071/BJ 4 . november 1 993

9

ENCLOSURE 3

The microscopical examinations of the activated sludge at the Lynetten and Slagelse

Wastewater Treatment Plants are presented here.

Lynetten

Fig. A4.4 shows a photograph of the activated sludge at Lynetten. A round shape of the

floes and the many small floes and free cells are seen.

Fig. A3.1. Photograph of activated sludge at the Lynetten Wastewater Treatment

plant

The examination report is seen on the next page.

Rensean l~g: LYAl&TT2rJ

2 Slampmve fra L r udtaget d.: J.b I l.f I 9 3 1. Tradformede bakterier

Tradindex: o 1 2 3 4 [KJ CJ CJ CJ (forekomst) CJ

ingen ta almindelig tal rig massiv

Tradtvper: +/- I %-andel Tradtvper: Beggiatoa I Type 0041 /0675 H. hydrosis i Type 0092 -Microtrix parvicella I Type 021 N Nostocoida limicola ! ! Type 0803 Nocardia i ! Type 0914 Thiotrix ! !Type 1851 An den: + I i Anden: I

2. Flokstruktur Tradenes f?Avirkning at flokstruktu r: I Y J I I ,------.~ ingenlringe nogen dominant

Flokst0rrelse: I X I I X I <0.15 mm 0.15-0.5 mm

X svag

3. Dyr Antal pr. dffikqlas Am0ber: Flagellater: Ciliater:

Klokkedyr Aspidisca Spirostomum Tracheloohylum

Hjuldyr: An den:

4. Div. Hyppiqhed Uorganiske partikler Org_aniske partikler Frie celler Spirochaeter Zoogloea

5. Bundfceldningsegenskaber

Data:

I g/1 I ss

I !ml/1! SV-5 min

Underskrift:

' i ' I I

' i !

;

i

rund kompakt

0

lnqen

I I

i I !

!

I I i i I

l

! ! l I I

I

I ml/1 i SV-30 min

danner bro

Diversitet: l t-19-Y I

irregulffir diffus

1-20 i 20- 100

i i i )('"

! i ! i i

ta ' aim. I

I X X i

I I I !

I /ml/1 / FSV-30 min

I

I I I I

I

I I

I

+I- %-andel !

agg lo­merater

> 100

>(

I I

I ! !

I I I ' I j I

I

massiv I l I

>( I I j

i ml/g i SVI

!

I ml/gj FSVI

I. Kruger AS

3

Slaqelse

Fig. A3.2 shows photographs of the activated sludge floes at the Slagelse Wastewater

Treatment Plant.

Fig. A3.2. Photographs of activated sludge from the Slagelse Wastewater Treatment Plant

The examination report is shown on the next page.

4 Slampr~<We fra _____ udtaget d.: _/jj£.;2..:3 1. Trc\dformede bakterier

Tradindex: o 2 3 4 (forekomst) c=J [±] CJ I I

ingen almindelig tal rig massiv

Tradtyper: +I- %-andel Tradtyper: +I- %-andel Beggiatoa

! H. hydrosis Microtrix parvicella Nostocoida limicola Nocardia Thiotrix

I Anden:

2. Flokstruktur Tradenes pavirkni: af flokstruktr=u"-'r: __ , ! I I ::! I IL--:----:----:-' ingen/ringe nogen dominant

Floksrorrelse:

---=---:--=----______.! i + I <0.15 mm 0.15-0.5 mm > 0.5 mm

Fiok1orm: ± fast svag

Type 0041/0675 Type 0092 Type 021N Type0803 Type 0914 Type 1851 Anden:

dannerbro

Diversitst: I I

I -t I irregulmr diffus

1-1-

h~

I =+ I aben struktur

± agglo­merater

3 . Dyr 1 AntE.I or. dcekglas 0 1-20 I 20-100 1 >100 I i Arr.r:ber: I i FlagsHater: I

I

I ! c :ii-•,-· I c:u..,.. , . ! + i ; Klokkedyr I I Asoidisca I

' I

Soirostomum I i Trachelophylum I I I Hjt: iC'Ji : I 1 Anc;;n : CYST ER 7 !

4 . Div. Hyppighed lnoen fa i aim. Uorganiske partikler Organiske partikler Frie celler S_£irochaetar Zoogloea I

5. Bundfmldningsegenskaber

I g/1 i I I ml/1 I I I ml/1 I I I ml/1 I SS SV-5 min SV-30 min FSV-20 min

I I I I I I I

I I I

_L

I

I

massiv

j rnl/gl SVI

l ml/gl FSVI

6 . Kon!dusion /t:b.~? /Y J .ft~tk., t--c/VJftY ...{/a,~k . En ci!._ -&~·cf ~ J t

1 ob~/loL ~ 0 , 'vw- m /;dt ~ s&(!uk~

5· fro 1-ozoer ;v.~"'Je c;s -kr (E(.It (o-rc.r!~et a(rev&~ Gldu- ) . tf;r ven6i S v£ IZO,

Dato: 4/ 7~3

Underskrift: ~ I. Kruger AS

ENCLOSURE 4

Full-scale experiment results for Lynetten.

Experiment 140493 Profiles st 1 .

JOO~~-r--1=,--~. --~~--~~ --~~----~ --~~ --~

l 2~~~~~~-J~-r~ --~,---+, ---.~~. --~ i-+- · . I :

a 200t--t-1t:=r· :::::=F-r--f---r: ---j I ~ 150+----f-! ---+1..;~--=:;;' --~f---+1 ----:-i --'-'--;

3 i l h:-1 i l ! : .!

100 I t I I i 1 i ~ !0~--~~~~-~.f---c-~-~~ - i ~ ! I ! ! i

-4 0 .. 8 12 15 20 2< M. velocities {cm/s},SS cone. {kr;SSimJ}

M. ~s I .Z.S _..... $$ C'C)I'!C'. t . .50

Experiment 140493 Profiles st. 2.

i200 , 1~+---~~~~---r--+-----~--~ .8 .: 100+---'---+----'--+--+---+----i--+--l

~ ~o+--~~~-?~~~+----i--+---1 ot---f--~--~--~--+---~~--~

-8 -4 0 .. 12 16 20 24

JOO l 250

!!200 j , 1~

.8 ..: 1CO

~ ~0 0

-8

~00

M. velociries {cm/s},SS cone:. {kgSS/m3}

Experiment 140493 Profiles st. 3.

i"\ i i I i i I I I i ;

' f ' I ! j I i l I l !

I ! 1._ I i I I i ' ' ~ I ' l

; I ' I j I

:

--l I i T i ' ! !

+ i I f. l I ! l 0 .. 8 12 16 20 2"

M. velocities {cm/s},SS cone. {kgSS/mJ}

M"'~~._, ~o.ct5 -+- ss cone. tO.JO

Experiment 140493 Profiles st. 4.

' ~ ! I I ! ! I i I

I

' i I I ;

I I i i

$"!: i I ' ; ' I I ' i ' !

I ·)..::::::::. •_ 1 I : i !

! i i ~: J

I I I

"' !

j i .. ]. ~

E' ~

.§ ]

! :1! ~

~

JOO

2~

200

150

100

~

0 -a

300

250

200 ·~ 100

50

0

Experiment 1 40493 Profiles st. 1 .

i/' I I ! i I '

~ ; I !

; ! ! ' I ;

(\ I I I i i I I

LA I i i ! I ' I I

t ! I

! i I ! I ; I !

j\ i I i I i I l I I 0 4 12 16 20

M. .-.Joclties {ctn/s},SS cone. {kgSStm3}

Experiment 140493 Profiles st. 2.

l.k ! I i ' ! I i

i ·'- i I ! l I l ' I ! i

i ,~i ' I ' I i I I . I i I

! 11 !2_1 l f I

' ! ! r--1=-1 I

I I

! I I i

i f I I I ~~ I

! i - . .a -4 0 4 12 1o 20 "' .:.

M. velocities {cm/s},SS ccnc. {kgSS!m3}

Experiment 140493 Profiles si. 3.

300

E' 250 ~

~ 2CO

~ 150

j " tOO .,.

f 50

! \ I I I ! i I ! j ' i I i ' ' ' ' I I ! i

~I ! i I ! ! I ! I

I ~~'.> ' I i i I I I i I r ~~

I : ! !

f I I ! [- I ' I 0

·8 -4 0 .. 8 12 16 20

3CO

'? 2<0 ~ -i: 200

i ; 150

~ :eo ..

' ' ' i

I

;

M. velocfties {cm/s},SS ccnc. {kgSS/mJ j

Experiment 140493 Profiles st. 4.

I I ' ! I I i ;

\ i ! : ' 1

J ! I ! i ' i

~: I I

' i ' !

t I I

~ ! i

' i . ! : i ~

I I

I

I

i

' i '

! ..

I I

I I i

i

' ~ ~ ,

0~. --~--~--~~--~--~--~~ ·8 ""' 12 16 20 .:.-

M. o•ttlocrtias [ emJs}.SS cone. {k~SSir.-:3}

Fig. E4.1. Measured profiles for measurement 140493

1

Experiment 190493 Profiles st. 1 .

Experiment 1 90493 Profiles st. 2.

:300

!250 c:

200 0

~ ~

\SO

~ lOO

~ ~ so

0.s 0 5 10 15 M. ·-e/octlies (cmts],SS conc. (kgSSim3]

20 0 ·5 0 5 10 15 20

M. >elocltiM {cm/s},SS cone. [kgSS/mJj

0 ·5

Fig. E4.2.

Experiment 190493 Profiles st 3.

f i I I ! '

<.._ ' ! ! ! i

' I I

I

'-..... I I l

~~ I I r ! I---.;_ ! 0 10 15 20

M. Ye/ocities [cmls],SS cone. [kgSS/rr-3/

200

I 250

§ 200

~ ., 150

2 .. 100 ~

~ so

0 ·5

AI......OC:Cl'M t .4() ~ S$(:0j1C. f (),(lO

Experiment 190493 Profiles st 4.

V' ! i ! ( l i .

I i

-< i I I

' i ~ i ! I

I

,y_ ! I ! I I

I i I -.;..__ 10 15

M. tolocitiss {cm!sJ,SS cone. {kr;SSimJ/

Experiment 190493

6

5

4

c .!:?. 3

" 2

0 0

I i j I

I I

l !

l I

J 0.1

Hydraulic retension time curve

I I !li !

I ~ I I

i\ I ('J !\ I

i !

I

~ I i ! ! I

' 0.2 0.3

I I I I

I i ' I I I I I I

! ~

I 0.4 t{T

I

1

' ' ! I I

' ! ;

'

0.5

I '

' t f I

' i

! i ! ! i

===----- : 0.5 0.7 0.8

20

Measured profiles and hydraulic retention time curve for measurement 190493.

2

Experiment 200493 Profiles st 1 .

3~~--~~~~=-~----.---~----,

~--~~~~·--~' ---+--~----~~ _[250 ! f 1200 ~ \. ~ 1501------T-Io::--7---;---.--~------1

~ t "" ; 100 ~ i \ ~ so+---f---7-~-T--+---+-~

+ i f 0.~s----~o---~5~~1~0----1~5--~~±--~25 M . . ,~·os [cmis}.SS cone. {kgSS!m3}

Experiment 200493 Profiles st 3.

~Or-~1r---~--~--~--~--.

I 2501------t-..,..--.:.---'----~---+----l ., ; "'\... 3 2oo+-----+l-o:::-'"""-or----i---7-----i----l ~ I~ ~ 150t----i'"--.....,:,"t~---i-----1----+----i - tl'

~ 1~+---~--'-~~~-~--~-~ i =+---t--t--~-+i -~~~-+---l !----+ at---+---~--~----~---+---~

·5 s 10 15 20 25 M. ''Oioctties {ctr,s },SS C<Jnc. [k<;SS!m3}

Experiment 200493 Profiles st. 2.

3~.----o::\.....,J~~--,..----,.....--------,

4 z~ot-~~k, ~ ........_;::----+ 11--:----'------l § z~t----~~~~ ~-7~-~---+---~--~ ~ ~ ~ :sot----7,..c:::=...;:--~----..._--___,._--l

~ ~ 1~,~~~--~,1 ~~--~~ -~--~-~ ~ sot---~----~--~~~~:----~--~

~~5---~0----T---~,0~--~15~--~20~~25 M. vokx:tties [cm/s}.SS cone. [kr;SS! m3}

Experiment 200493 Profiles st. 4.

M . vefocrtiss {cm!sJ,SS cane. !i((; SS/m3]

Experiment 200493 Hydraulic retension time curve

s~--~--~---------~--~--~-----~----~

0.2 0.3 0.4 0.5 0.6 tiT

0.8 0.9 1.1

3

Fig. E4.1. Measured profiles and hydraulic retention time curve for measurement 200493

e .!!.

I ~

~ l!

~

300

300

I 250

1200 o ISO ~ 100 l!

I so 0

Experiment 21 0493 Profiles st. 1.

f\ I I I ! I I

!"- ! i ' ' I 1 i I

I !'\-J. i ' ' ' I I '

I ! i i ) i I ! . I

! J-.l<: I j I I !

I

I /j ! \ I ! ' I

... 0 • 8 12 16 ~ 2< M. volociti"" (cmt•J.SS cone. {kgSSim3J

Experiment 21 0493 Profiles st 1.

l1 l I j I i

I I

' l\. i I I l j ' I ' ! I \.d. I I f ' I ~ I I I ' j 1 i 1\ ! J ! I f i I \ ' '

I I ' I ' !

·S -4 0 12 16 ~ 2• M. ""'loc~l"'[cm/$J,SS cone. [kr;SS/m3J

Experiment 21 0493 Profiles st. 2.

300

250

200

ISO

100

50

0 .s ~ 0 • 8 12 16 ic 2<

M. veloc.'tie• (cmt•J.SS cone. (kr;SS!m3/

M v-«lfles J.JO -4- $S C'Ofle'. J. jQ

Experiment 21 0493 Profiles st. 1 .

~r-------~~~--.---~--.-----~

I 2SOt---.-----+.---.---.:_ __ .:.__ ____ -l

J 200t---.---.-4r~--.:_--.-__ .:.__ __ .:.__-1

~ •sot---.:._ __ .:.__~~~, --~--~--~--~--~

~ •oot---~--~--~~~.:_--,---~-----1 ~ ! ~ f sot---,-+--i-1 _,._j \----i--'-_;_--!

0~~---~~--~--~.--~+--,~2---.-.s---~~~2•

M. velocmes (cmi•/.SS cone. [kr;SSim3/

Yv..OC:be.J JI.$J- SS cone:.. 12.:.5

Experiment 21 0493 Profiles st 2.

~

I 250

g 200

]

I 150

l!

I 50

.< 4 8 ! 2 ~6 40 ~.:.

M. ve!OC~re• (cmi•J.SS cone. [k;SSi tr.JJ

4

5

Experiment 210493 Profiles st. 3.

Experiment 21 0493 Profiles st 3.

300

l 250

~ 4CO

] ~

:!()

~ ' 00 .,.

~ :o

ol I ·6 ... 0 4 8 12 16 20 24

300

'-f.-"" . 250 -'!. ~> . i 200

\i:J ' ~ ~~0 .r l1 ~ 100 .,

\ ~ ~ 50 ~ ! "T-x i

0 -!! ... J 4 6 12 16 20 24

M. v&locftios [cmls/.SS """"' (kgSS!m:J/ 1.1. >ooocttios [cmlsj,SS CCt>C. [kgSS/m3}

'wl v.;<>clfle• i.!C ........ SS C'Ot'C. 10. 10

Experiment 210493 Profiles st. 3.

:-eo ' \ ' ' ! i ' ; I ' ' ; ' i ~ i i i i i ! i i i I ' D ! I i ' i ! ! i i f1 ; i !

;

' r ! i

i ! ~ ! l ' l

; I i ~ I ! ! : I 0 ·6 .• 0 4 8 12 16 20 24

M. volocftios [cmls},SS ccnc. [kgSS!m:J}

Experiment 21 0493 Profiles st. 4.

Experiment 21 0493 Profiles st. 4.

= .[ 2:0

§ z-::::o

~ :.:eo , ~ .. :eo !~ "' ~ ::: :0

0 ·6 ·• 0 4 12 16 20 24 ·6 12 16 20 24

M. vo/ocftios [cm/sj,SS ccnc. [kg55!m3/ M. '/&loc.ti& (cm/sj,SS cone. [lu;SS/m3}

.\f V~t."leS 10. 10 ~ SS cone. 10.JO

Fig. E4.4. Measured profiles for measurement 210493

CPD0078/BJ

4. novomb« 1 993

1

ENCLOSURE 5

Influent and effluent to the Slagelse Wastewater Treatment plant on the date of 050593.

I() .. ~ 0 c: t= .,.,. " 0 "" ~ i :0 .s: ;;; ., :0 0

" cii

g 0 "'

..: ~ 'l

~ 8 .Q .. ';; ..5 ~

E

~ o ' ~· ~· ~· ~· o ' g · ~· ~ · ;; C5 ,.. I()

"' ~

~ E 0 ~ ~ ~- 0 g ~ ~ ~ § ~ C5 ,._ .()

~ "' :5 N

Fig. E5.1. Measured influent and effluent to the Slagelse Wastewater Treatment

Plant

ENCLOSURE 6

Full-scale measurement results for Slagelse. Experiment 030593

Profiles st. 1.

~----~-fr---,---------~~----~ I: E t---~~~~~----i---~--~--~--1 0 2Sot---:---Mo---+---i---~---;---..;_---i

! 200+-..;_..;_~t---r--~--~~---+--~ ~ 1sot---i--\P,.._+----;---:----=----'---4 ~ ~ I :.._~ 100 ! !'::.! i

sot---+-~;f----!::1 -s:::.!.:T----;---.:....._~;---'--~

o~+---... ~~0~~.==~8==~,~2~~,5~~~--~2• M. vOIOCJtie${cmls/.SS cone. ikr;SS!m3J

~

e 3so

~ 300 ~ 250

~ 200

~ 150

~ 100

f so 0

Experiment 030593 Profiles st 2.

' , I l I I '

! \ ! ! I l i " '

I ! I I

' ! I ' I I '

1 r-.... i I I i ' I ·"-~ i I I ! ~ ! I ! i ! I i ~ '

!

! I i ' i I I

I .a "' a • 12 15 20 2•

<00

'E 3so ~ 3CO ! 250

~ 200

! ISO

i 100

- 50

0 ·8

M. volocffios {cmtsJ,SS cone. {kr;SS/m3J

M ve1oco.s 'r.<LS - ss cone. '2.2?

Experiment 030593 Profiles st. 3.

i _/ ! ! ! I i { I I I i

' ')' ' I I ! I :

" j I I I I I I

' "" ! I l I I ;

' _"2_ I I I !

I ; :::::...J.. I ! i i ! ! i ~~

! I :

i

! I

~----.--~--~--~----------~--,

~

'€ JSO

" '::' 300 1 250

~200

~ 150

~ 100

~ 50

0

~

.,. 350

.[300 E j 250

~ 200

~ 150

~ 100

I so 0

a

Experiment 030593 Profiles st. 1 .

i tf i tz ! j

l _'( i : I i i' I ! i ' ! --"- i i i I \ : ! I i

i f''> ' I i I

i ; iC..

0 4 8 12 16 20 M. voloe<iN [cmJsJ.SS cone. {kgSS!m3/

Experiment 030593 Profiles st. 2.

! )' I iJ.. I : I J i I ;

' ! I ! I I j, I I I I

! ~ I i I I

! i "' i ::> I I ~ I i ' :::::::-,., I

·8 ... 4 8 12 16 20 M. veiocrtios {cmtsJ,SS cone. {kr;SS!m3/

Mv..ocbes 17 -'0- SS cone:'. "100

Experiment 030593 Profiles st. 3.

I

-J _j

I

J

I 24

l

I

I

i

..

~~~--:----r-~--~--~--~----~

I ~~::===i.~· ~:~:~:t===:==~=============~ ~ 250•+---+-~·t~~--~--~------~~ ~ i \-• 200+---+-~~--~--~---.------~~ ~ 150+-~~-t~-T--~--~--~-.-, ~

~~ l! 1oo+---l--1f-~:::,.:::::--+--~-------;---j

f so+---~~~~~~~~--~----~ ~ ~

0.+8---..,;...---;o~-o.---"!'8---:,"::-2-=:..,'!"s ---:c2o=--~,.

"? 3 50

~ 300

g zso ~ . 2CO

! !50 ... 0. 1CO

~ 50

0 j . a

M. volocffies{cmls/.SS cone. fitr;SS/m3j

Experiment 030593 Profiles st. 4.

! l_ J : : ! : _I_ i

: t i : ; ' I i i f I I ! i ...; i I' I ; .J i I J.. . J i ! : I l ; I . .4 0 4 12 IS 2:1 .....

M. v~IOCit.ltiS {crr:Js/.SS core. !lf;SS,'r-:Jj

Fig. E6.1 . Measured profiles for measurement 030593.

Experiment 060593 Profiles st 1.

<()()

/ I ~ ' l ) ! I ! I I ~ ' ! i I i

' ~ I I '

! !

'- i ; i I I ~ i I i I

' ' ! f-....... ! i I I I ...... i I 1

0-a .. 0 4 8 12 18 20 2<

<()()

!350 ~300 i2SO ~200

~ ISO

~100 ~ 50

0

' '

' : I I

M. ~ [cmis/.SS cone. (kr;SSim3/

Experiment 1. 060593 Velocity profil st. 2.

' ! : ; i I

i

" ! ' 1 !

' 1"\ ' I I ' ' I I { ' I i ! I

I i ~ I ! I I I ;

' i ~ I ! i I c- I I I I ! I

,.,. I i I !

.a .a 4 ~ 0 2 • MNil /"/QIIzonta/ veioci!Jes (cmls/

.. :.. '1.'0 1

Experiment 060593 Profiles st 3.

Experiment 060593 Profiles s1. 4.

:

I I I

: !t If I

I ' I i I I I I I :

I

i

10 .2

I ~o -:::- :!00

~ 250

i200 ~ ~5()

~ ~00 :: 50

.a

!

'

Experiment 060593 Profiles st 1.

If ! i ;

f~ ! ! ' i ' ; -z. I ' I : i ! ~ , ! ~ ~ 1 I i ·-x ' i I ! I ' f i 1 i I I I

~ ! ~J I I :

4 0 8 12 IS 20 24 M. veiocitie.s {cmlsJ,SS cone. {lrr;SS/m3J

Experiment 060593 SS concentration profile st 2.

: ' ! I I ' I ! I I

i ~ I I I I ! : ' r---.:._ i i i I ! ! T i I 1

! i "\1 ! ! I j I ! ! i ' K i i I I ! I I 0 ' I I I

I i i "'>.!. I i i I I ! i I ; i i ! 'N I ! I !

0 ; i

! j l I I ! I ~· i ; 0

2 • 6 8 10 12 14 16 18 20 22 24

0 ·8

+ t t

' I

1

SS COfiCflntratlon {kgSSim3/

1- , .... ~, I

Experiment 060593 Profiles st. 3.

f _....) ! I ' I I

T~ I f I

~ ~ ~ ! ! I ,, I ! I I

V !l 1 I I i

.(; ' "'x._ : ' I ! I ' ~ i i~ ! !

f I I I :. I : -4 0 • 8 12 IS 20 24

M . . ,e locities [cm/sJ,SS cone. {kgSS/m3j

1-M Ysi«l'tres :4.3.5 ~ SS cone. :S-00

Experiment 060593 SS concentration profile st. 4.

' ' i : I I I ' ' I

' ! i i ! I ! I j I

' ' i I i I I ' ;

I ~ i I I : i I '

1 l

1 ; r , 0

0

: ;

! I : :

~ ! ! I I I J

~ I I ; I ' ;

' j \ • I I ;

! I .'-- - 4 8 10 :2 14 IS IS ,o 22 2

SS c-;,ncer.:rar10n fic , SSlmJj

l- st, -4,1f.JIJ}

Fig. EG.2. Measured profiles for measurement 060593.

2