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Total sheets

Vendor's NAME :

Owner Name :

Purchaser :

Plant Location: :

Project name :

P.O. NO. :

Equipment/Material name :

Item number :

DOCUMENT TITLE :

FA: For Approval

FI: For Information

FC: For Construction

 AB: As-Built

ISSUE PURPOSE : (by Vendor)

RESULT CODE : A, B, R, N (by JVC)

NEXT STATUS : FA, FI, FC, AB (by JVC)

RESUBMISSION DATE : (by JVC)

NEXT SUBMISSION DATE : (by JVC)

RESPONSSIBLE DEPT./ PERSON (by JVC)

Review Date (by JVC)

 A: Approved/Reviewed without Comment;

Dung Quat Refinery Additional Sulfur Recovery Unit

4

Han Yang Industry Co., Ltd.

Binh Son Refining & Petrochemical Co., Ltd.

JGC Vietnam Co., Ltd.

Quang Ngai, Vietnam

G-V079-P-215B-101-A

WASTE HEAT BOILER/1ST/2ND SULFUR CONDENSER,

FINAL SULFUR CONDENSER, THERMAL INCINERATOR

SG-2501,SG-2502,H-2504

REFRACTORY DRY OUT PROCEDURE

Rev Issue PurposeSubmission

DateEnter Issue Purpose

 A FA 14-Oct-2014

C FC 07-Nov-2014

AB

D FC 13-Feb-2015

E AB 23-Feb-2015

Dung Quat Refinery Additional Sulfur Recovery Unit

A

JVC MECH / GANESH

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REFRACTORY DRY-OUT PROCEDURE AT SHOP

DQR Project / Dry-Out

Operating

253℃ HOLD

38℃/hr

40℃/hr

(Cooling Down)

HOLD

120℃

 

40℃/hr  

(Natural Cooling)

Around 0℃)

Temp ℃)  

Time hr)

* TEMPERATURE CONTROL METHOD

Cool Down Schedule

2 2 Hr

3.5 Hr Until 253℃ at speed of 38℃/Hr temperature rise

20

No TIME METHOD

1 3 Hr

Heat Up Schedule

5 5 Hr

Temperature will need to maintain 6Hr in 253℃ (HOLDING)

Until ambient temperature at speed of -40℃/Hr temperature down

3

From Around temperature(0℃) until 120℃ at speed of 40℃/Hr temperature rise

4 6 Hr

Temperature will need to maintain 2Hr in 120℃ (HOLDING)

 

SG-2501, SG-2502, H-2504 Pre-Dry out Schedule (At Shop)

  3 8.5 14.5

53℃ Manhole Open

 I  N D R A

 2 8 - F E B - 2

 0 1 5

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Heat-up of Incinerator H-2504

Step

Raise to/ 

Hold,

Deg-C

Raise

with,

Deg-C/h

Time,

h

Sub total

time,

h

Remarks

NOTES

0 20 0 0 1. This curve is for first heat-up at site. For subsequent start-up, it is not necessary to follow this curve but the temperature

1 150 20 6.5 6.5 raise-up and cool-down can be continuous with the heat-up/ cool down rate NOT greater than 60 deg-C/ h.

2 150 Hold 7.5 14 2. Holding time is for leak check/ inspection around the equipment. Approximately four (4) hours.

3 350 30 6.7 20.7 3. When temperature is down to 60 deg-C, manhole can be open for inspection.

4 350 Hold 7.5 28.2 4. Vender have no objection about this curve JGC process team made

5 540 40 4.7 32.9

6 540 Hold 4 36.9

7 760 40 5.5 42.4

8 760 Hold 4 46.4 Note 2

9 60 40 17.4 59.8 Note 3

ATTACHMENT 1

20

150 150

350 350

540 540

760

60

0

100

200

300

400

500

600

700

800

0 5 10 15 20 25 30 35 40 45 50 55 60 65

   T   e   m   p   e   r   a   t   u   r   e ,

    d   e   g  -   C

Time, hours

First heat-up curve at site of Incinerator H-2504 (Note 1)

1

2

3

4

5

6

7

8

9

 I  N D R A

 2 8 - F E B - 2

 0 1 5

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Heat-up of Thermal Reactor H-2502

Step

Raise to/ 

Hold,

Deg-C

Raise

with,

Deg-C/h

Time,

h

Sub total

time,

h

Remarks

NOTES

0 20 0 0 1. This curve is for first heat-up at site. For subsequent start-up, it is not necessary to follow this curve but the temperature

1 230 40 5.3 5.3 raise-up and cool-down can be continuous with the heat-up/ cool down rate NOT greater than 60 deg-C/ h.

2 230 Hold 4 9.3 2. Holding time is for leak check/ inspection around the equipment. Approximately four (4) hours.

3 540 40 7.8 17.1 3. Vendor recommends to hold at the working temperature of 1200 deg-C. But holding at 1350 deg-C is also acceptable.

4 540 Hold 4 21.1 4. When temperature is down to 60 deg-C, manhole can be open for inspection.

5 1200 40 16.5 37.6 5. Vender have no objection about this curve JGC process team made.

6 1200 Hold 4 41.6 Note 2, 3

7 60 40 28.5 66.1 Note 4

ATTACHMENT 2

20

230 230

540 540

1200

60

0

200

400

600

800

1000

1200

1400

0 5 10 15 20 25 30 35 40 45 50 55 60 65 70

     T    e    m    p    e    r    a    t    u    r    e ,

     d    e    g

      ‐     C

Time, hours

First heat‐up curve at site of  Thermal Reactor H‐2502 (Note 1)

1

2

3

4

5

6

7

 I  N D R A

 2 8 - F E B - 2

 0 1 5