Steps for Commissioning of Drive , Pumps And

7/31/2019 Steps for Commissioning of Drive , Pumps And

1/13

STEPS FOR COMMISSIONING OF DRIVE ,

PUMPS AND FANSSIGNING OF SRCC(SAFETY RULES CLEARANCE

CERTIFICATE) BY ERECTION DEPT.

CHECKING OF EQUIPMENT AS PER CHECK LIST.

CLEARANCE FOR RUNNING OF EQUIPMENT S BY

CONCERN GROUPS.

PROTECTION CHECKING OF MOTOR

CHECKING OF DIRECTION OF ROTATION

TRIAL RUN OF MOTOR FOR 8HRSGREASING OF MOTOR BEARINGS

LOGGING OF CURRENT ,BRG TEMP ,VIBRATION

AND ABNORMILITY IF ANY.


2/13


3/13

STEPS FOR COMMISSIONING OF FANS

CHEMICAL CLEANING OF LUBE OIL SYSTEM

OIL FLUSHING OF LUBE OI L SYSTEM(BYPASSING BRG

AND THRG BRG)

CHECKING OF FAN PROTECTION COMMISSIONIG OF LUBE OIL SYSTEM AND

INSTRUMETATION

TRIAL RUN OF FAN FOR 8 HRS LOGGING OF BRG TEMP,VIBRATION, RUNNING

CURRENT


4/13

CHEMICAL USEDSL NO ACID

Blr water

Concentr

ation in

%

Quantity

required

Used for

ProcessSL NO ACID

Blr water

Concentr

ation in

%

Hydrochl

oric acid

(HCL)

5 % + 1 % 70 tons

Acid

pickling

& soaking

Hydrochl

oric acid

(HCL)

5 % + 1 %

Rodine 0.20 % 800 lts Rodine 0.20 %

Ammoniu

m

Bifloride

0.25 % 1000 kg

Ammoniu

m

Bifloride

0.25 %

Ammonia

ted Citric

Acid

0.2 % 800 kg

Ammonia

ted citric

acid rinse

Ammonia

ted Citric

Acid

0.2 %

Di/Trisod

ium

phosphat

e

0.1 % &

0.2 % in

the boiler

800 &

1500 kgs

Neutraliz

ation

process

Di/Trisod

ium

phosphat

e

0.1 % &

0.2 % in

the boiler


5/13

PROTOCOLPROTOCOL

SL.

No.

Protection Alar

m

Tripping Delay/status

1. 1 Post purge trip checked

1. 2 Both ID off checked

1. 3 Both FD ON

and ID B off

checked

1. 4 and O/L gateclosed.

checked

1. 5 Motor bearing

Temp.

80 > 90 C 2 sec.

1. 6 Fan bearing

Temp.

65 > 75 C 2 sec

1. 7 Winding Temp. 100 > 110 C 2 sec.

1. 8 Motor brg.

vibration

5

>7.1mm/sec

10 sec.

1. 9 Fan brg

vibration

12 >19.8mm/se

c

-


6/13

SLNo

TIME

LUB-OILSYSTEM

BEARINGTEMPERATURE

VIBRATION

PU

MPDischargePressure

FilterDP

Lub-OilPressure

Controloilpressure

Oil Tempcooler

Tank

OilLevwael

Motor Fan

Bef Aft DENDE

DE

NDE

(3)

MOTOR FAN

Th(1)

Jr(2)

DE NDE

H V aH V A H V A

1

2

3

4

5

6

7

8


7/13

STEPS FOR COMMISSIONING OF BCW

PUMPS CHECKING OF EQUIPMENT AS PER CHECK LIST TO

ENSURE HEALHTINESS OF ERECTION.

SIGNING OF SRCC(SAFETY RULES CLEARANCE

CERTIFICATE) BY ERECTION DEPT. CLEARANCE FOR RUNNING OF EQUIPMENT BY

CONCERN GROUPS.

FLUSHING OF FILL AND PURGE LINE.

FLUSHING OF AUXILLARY COOLING CIRCUIT.

CONTINOUS PURGING TILL CONDUCTIVITY

COMES TO DESIRED VALUE.


8/13

MEGGERING OF MOTOR.

PROTECTION CHECKING OF MOTOR.(CAVITY

TEMP,WINDINGS TEMP AND COLLING WATER FLOW)

LOW PRESSURE COOLING WATER SHOULD BE

CHARGED.

DISCHARGE VALVE SHOULD BE OPEN.

ENSURE THAT MOTOR HAS BEEN VENTED.

THREE FLICK START FOR 5SEC WITH 10 MINUTES

INTERVAL FINAL START RUN FOR 20 MINUTES.

CHECK FOR DISCGARGEPR. AND DP.

CHECKING OF VIBRATION,CAVITY TEMP.


9/13

BCW PUMP

BCW PUMP IS SINGLE STAGE, GLANDLESS

,SINGLE SUCTION DOUBLE DISCHARGE,

CENTRIFUGAL PUMP.


10/13


11/13

TECHNICAL DATA SHEET

Type:Single Suction - Double Discharge

Design Pressure:213.5 kg/cm2

Design Temperature:370C Hydrostatic Test Pressure:320 kg/cm2

Suction Pressure:198 kg/cm2

Quantity Pumped:3021 m3/hr


12/13

. BCW P/P START PERMISSIVES

Pump protection criteria not present AND

LP cooling water flow > 1.26 lps AND

Pump casing to suction manifold DT < 38 degc AND

Motor Cavity temp >2 degc & < 63 degc AND

Discharge Valve Stem-1 open AND

Discharge Valve Stem-2 open AND

Switchgear available AND

Boiler drum vent valves closed AND

Switchgear not disturbed AND

CW supply to BCW pumps normal

CW SUPPLY TO BCW PUMPS

BCW EMG CW tank level not low


13/13

) TRIP PROTECTION

1) Motor Cavity temp very high ( > 66 degc)

2) Discharge Valve Stem-1 not open

3) Discharge Valve Stem-2 not open

4) Electrical Protection acted

BCW CW BOOSTER PUMP

AUTO START

1) Other running booster pump tripped 2) Other booster pump ON AND discharge press < 3ksc

3) Overhead tank level low

Documents

Steps for Commissioning of Drive , Pumps And