7/26/2019 STORK Dea Erator

1/26

Stork Thermeq B.V.

Presentation

Stork

Thermeq BVStart

Spray-type

Deaerator

7/26/2019 STORK Dea Erator

2/26

Stork Thermeq B.V.

Presentation

Stork

Spray-type

Deaerator

7/26/2019 STORK Dea Erator

3/26

Stork Thermeq B.V.

Application ConstructionGeneral

Deaerating process steps (!Principle

Venting

Per"ormance

Step #tem

Spray-$e%ice

& Steam

Charging

De%ice (SCD!' Vessel

unction

))* heating up

Partial $eaeration

Cooling steam to saturation

temperature

Steam $istri+ution

ee$,ater storage (no heating up!

elie" o" non-con$ensa+le gases

inaliation o" $eaeration

Comparison

etro"it

- /ay-out

- 0peration

Conclusion

7/26/2019 STORK Dea Erator

4/26

Stork Thermeq B.V.

sprayer

steam

%essel

Deaerating process steps (&!Principle

Venting

Per"ormance

Comparison

etro"it

- 0peration

Application ConstructionGeneral

- /ay-out

Conclusion

7/26/2019 STORK Dea Erator

5/26

Stork Thermeq B.V.

equire$ temperature $i""erence

"or 0&1 ) pp+

0

5

10

15

20

25

30

35

0 2 4 6 8 10

0&-content at inlet (mg2l!

Temperature$i""erenc

e(3C!

Application ConstructionGeneral

Principle

Venting

Per"ormance

Comparison

etro"it

- 0peration

- /ay-out

Conclusion

7/26/2019 STORK Dea Erator

6/26

Stork Thermeq B.V.

Typical %ent-"lo, rangeupto &)) T24 an$ high 0& at inlet

0

1020

30

40

50

6070

80

90

100

0 2 4 6 8 10

0perating pressure (+ara!

Ven

t"lo,persprayer(kg2h!

Application ConstructionGeneral

Principle

Venting

Per"ormance

Comparison

etro"it

- 0peration

- /ay-out

Conclusion

7/26/2019 STORK Dea Erator

7/26Stork Thermeq B.V.

Comparison5 layout

Typical layout

Casca$e or Spray2tray-type

Deaerators

Application ConstructionGeneral

Principle

Venting

Per"ormance

Comparison

etro"it

- /ay-out

- 0peration

Conclusion

7/26/2019 STORK Dea Erator

8/26Stork Thermeq B.V.

Comparison5 layout

Stork Spray-type

6o %ent con$enser

0ne %essel7

top plat"orm

min. insulation

min. piping

easy erection lo, total height

earthquake optimal

Casca$e Spray2tray-type

Vent con$enser or high losses

Storage %essel 8 top tank7

more plat"orms

e9ten$e$ insulation

+alance lines: more length

erection +oth tanks an$ piping e9tra total height top tank

"orces top tank to storage

%essel critical "or earthquake-$esign

Application ConstructionGeneral

Principle

Venting

Per"ormance

Comparison

etro"it

- /ay-out

- 0peration

Conclusion

7/26/2019 STORK Dea Erator

9/26Stork Thermeq B.V.

Comparison5 layout

Stork Spray-type Casca$e Spray2tray-type

Application ConstructionGeneral

Principle

Venting

Per"ormance

Comparison

etro"it

- /ay-out

- 0peration

Conclusion

7/26/2019 STORK Dea Erator

10/26Stork Thermeq B.V.

Comparison5 operation

Stork Spray-type

heating-up ,ith

stan$ar$ steamrake

operating range ; 7')

no pressure $i""erence

in steam area

Casca$e Spray2tray-type

a$$itional heatingstorage tank require$

operating range ma9. 7