Process Flow Diagram

Post on 13-Dec-2015

229 views 3 download

description

info

Transcript of Process Flow Diagram

Nitrogen To Flare

Press. 0.7950 MpaTemp 45.88 CCapacity 3000 m3Diameter 18000mm

LPG Feed from DPCU, LPG Desulfurization and Condensate Treatment Unit To Pipeline for export

207.9 m3/hrPress. 1.96 MpaTemp 45.88 C LPG Transfer Pumps LPG Export Pumps Pressure 4-5 Mpa

Q=200 m3/hr Q=150 m3/hrH=100 m H=200 m

To ReprocessingDestination Pressure LPG Reprocessing pumps Water Injection Pumps

Temperature Q=15 m3/hr Q=70 m3/hrH=250 m H=140 m

Nitrogen To Flare

Press. 2.6 MpaTemp 45.89 CCapacity 3000 m3Diameter 18000mm

C3 Feed from Condensate Treatment Unit To Truck for Loading53.08 m3/hrPress. 2.6 MpaTemp 45.89 C Propane Pump

Q=50 m3/hrH=120 m

Nitrogen To Flare

Press. 0.7 MpaTemp 60 CCapacity 3000 m3Diameter 18000mm

C5 Feed from Condensate Treatment Unit To Truck for Loading85.94 m3/hrPress. 0.7 MpaTemp 60 C

LPG Sphere (6 No.s)

FC

PC

Metering Skid

C3 Sphere (3 No.s)

FC

PC

Metering Skid

C5 Sphere (3 No.s)

FC

PC

Metering Skid

Fire water System

Nitrogen To Flare

40% of rated capacity for minimum recirculationPress. 0.7950 MpaTemp 45.88 CCapacity 3000 m3Diameter 18000mm

LPG Feed from DPCU, LPG Desulfurization and Condensate Treatment Unit To Pipeline for export

207.9 m3/hrPress. 1.96 MpaTemp 45.88 C LPG Export Pumps Pressure 4-5 Mpa

Q=150 m3/hrH=200 m

To ReprocessingDestination Pressure LPG Reprocessing pumps Water Injection Pumps

Temperature Q=15 m3/hr Q=70 m3/hrH=250 m H=140 m

LPG Sphere (6 No.s)

FC

PC

Metering Skid

Fire water System

01 02 03

06

0405

Nitrogen To Flare

Press. 1.091 MpaTemp 46.2 CCapacity 3000 m3Diameter 18000mm

LPG Feed from DPCUand Condensate Treatment Unit To Pipeline for export

196.3 m3/hr

LPG Loading Pumps LPG Export Pumps Pressure 4-5 MpaQ=200 m3/hr Q=150 m3/hrH=100 m H=200 m

To ReprocessingLPG Reprocessing pumps Water Injection PumpsQ=15 m3/hr Q=70 m3/hrH=250 m H=140 m

LPG Sphere (2 No.s)

FC

PC

Metering Skid

Fire water System

Nitrogen To Flare

Press. 1.96 MpaTemp 60 CCapacity 3000 m3Diameter 18000mm

C4 Feed from Condensate Treatment Unit To Truck61.38 m3/hr

Nitrogen To Flare

Press. 0.7 MpaTemp 60 CCapacity 3000 m3Diameter 18000mm

C3 Feed from Condensate Treatment Unit To Truck78.56 m3/hr

C4 Sphere (2 No.s)

FC

PC

Metering Skid

C5 Sphere (2 No.s)

FC

PC

Metering Skid

Nitrogen To Flare

Press. 1.091 MpaTemp 46.2 CCapacity 3000 m3Diameter 18000mm

LPG Feed from DPCUand Condensate Treatment Unit To Pipeline for export

196.3 m3/hr

LPG Loading Pumps LPG Export Pumps Pressure 4-5 MpaQ=200 m3/hr Q=150 m3/hrH=100 m H=200 m

To ReprocessingLPG Reprocessing pumps Water Injection PumpsQ=15 m3/hr Q=70 m3/hrH=250 m H=140 m

LPG Sphere (2 No.s)

FC

PC

Metering Skid

Fire water System

01 02 03

06

0405

Phase-1 Phase-2Winter Case Summer Case Winter Case Summer Case

LPG Production Rate (m3/h) 196.3 207.9 83.23 83.23

C3 Production Rate (m3/h) 53.08 53.08

C4 Production Rate (m3/h) 61.38 30

C5 Production Rate (m3/h) 78.56 85.94 12 13.74

Storage Sphere capacity (m3) 3000

Considering 85% working Volume 2400 m3

For LPG Storage Time (Days) 3

For C3 Storage Time (Days) 5

For C4 Storage Time (Days) 5

For C5 Storage Time (Days) 5

Considering The Production duration 24 hr per day

Total LPG Coming from Facility in Phase-1 in winter 14133.6 m3

No.s of LPG sphere reqd. in winter phase-1 5.9 ~ 6

Total LPG Coming from Facility in Phase-1 in Summer 14968.8 m3

No.s of LPG sphere reqd. in summer phase-1 6.2 ~ 6

Total No. of LPG Sphere in Phase-1 6

Total LPG Coming from Facility in Phase-2 in winter 5992.56 m3

No.s of LPG sphere reqd. in winter phase-2 2.5 ~ 3

Total LPG Coming from Facility in Phase-2 in Summer 5992.56 m3

No.s of LPG sphere reqd. in summer phase-2 2.5 ~ 3

Total No. of LPG Sphere in Summer 3

Total C3 Coming from Facility in Phase-1 in Summer 6369.6 m3

No.s of C3 sphere reqd. in Summer phase-1 2.7 ~ 3

Total No. of C3 Sphere in Phase-1 3

Total C3 Coming from Facility in Phase-2 in Summer 6369.6 m3

No.s of C3 sphere reqd. in summer phase-2 2.7 ~ 3

Total No. of C3 Sphere in Phase-2 3

Total C4 Coming from Facility in Phase-1 in Winter 7365.6 m3

No.s of C4 sphere reqd. in Winter phase-1 3.1 ~ 3

Total No. of C4 Sphere in Phase-1 3

Total C4 Coming from Facility in Phase-2 in Winter 3600 m3

No.s of C4 sphere reqd. in Winter phase-2 1.5 ~ 2

Total No. of C4 Sphere in Phase-2 2

Total C5 Coming from Facility in Phase-1 in winter 9427.2 m3

No.s of C5 sphere reqd. in winter phase-1 3.9 ~ 4

Total C5 Coming from Facility in Phase-1 in Summer 10312.8 m3

No.s of C5 sphere reqd. in summer phase-1 4.3 ~ 4

Total No. of C5 Sphere in Phase-1 4

Total C5 Coming from Facility in Phase-2 in winter 1440 m3

No.s of C5 sphere reqd. in winter phase-2 0.6 ~ 1

Total C5 Coming from Facility in Phase-2 in Summer 1648.8 m3

No.s of C5 sphere reqd. in summer phase-2 0.7 ~ 1

Total No. of C5 Sphere in Summer 1

Phase-1 Phase-2Sphere Summer Winter Quantity Summer Winter Quantity

LPG 6 6 6 3 3 3C3 3 3 3 3C4 3 2C5 4 4 4 1 1 1

Total 13 7

2.8368 m95% HH 42.85714 min

2850 m3Minimum 10 min 0.9797 m

90% H2700 m3 42.85714 min

300 m3 42.85714 min10% L

1.0771 m5% 150 m3 42.85714 min

LL2.4137 m

3 m

18 m

> 1 min holdup volume

LPG Sphere: Summer case

Operating Pressure 1.4 -15 barg

Operating Temperature -2 / 70 °C As per Environment data minimum temp -2 °CMaximum Temp in Summer 70 °C

Design Temperature

Design Pressure Max Vapor pressure @ Design temp. *1.1 ( 10% margin) 19

LPG Sphere: Winter case

Operating Pressure 2.3 -15 barg

Operating Temperature -2 / 60 °C As per Environment data minimum temp -2 °CMaximum Temp in Summer 70 °C

Design Temperature

Design Pressure Max Vapor pressure @ Design temp. *1.1 ( 10% margin) 25

LPG incoming Pressure is 26 BargMOP 27.3 BargDesign pressure 30.03 Barg 30

-27 / 80 °C

-36 / 80 °C

minimum temp -2 °C

Operating Pressure 1.4 -15 bargBarg

Operating Temperature -2 / 70 °C

Design Temperature

Design Pressure 25 Barg

minimum temp -2 °C

Barg

Barg

-36 / 80 °C

* Atmospheric boiling point ( Auto refrigeration temp) for LPG : -36 C

Min Nor. Max.

Press.(Mpag)

Temp.( °C)

2.6

46

0.14 0.79~1.09 1.5

-2 46 70

0.14 0.79~1.09 1.5

-2 46 70

0.14 0.79~1.09 1.5

-2 46 70

0.14 0.79~1.09 1.5

-2 46 70

* Atmospheric boiling point ( Auto refrigeration temp) for LPG : -36 C

1. LPG export pump differential head is unable to meet required discharge pressure of 4.0~5.0 Mpa and booster pump required to meet the desired pressure. Configuration ( series / parallel) of booster pump to be advised by vendor.

Min Nor. Max.

Press.(Mpag)

Temp.( °C)

4.9

-2 46 70

0.14 0.79~1.09 1.5

-2 46 70

2.7

-2 46 70

0.14 0.79~1.09 1.5

-2 46 70

0.14 0.79~1.09 1.5

-2 46 70

0.14 0.79~1.09 1.5

-2 46 70