CN201411402Y - Seawater desalinization technique system with material water booster pump arranged behind - Google Patents

Seawater desalinization technique system with material water booster pump arranged behind Download PDF

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Publication number
CN201411402Y
CN201411402Y CN2009201566213U CN200920156621U CN201411402Y CN 201411402 Y CN201411402 Y CN 201411402Y CN 2009201566213 U CN2009201566213 U CN 2009201566213U CN 200920156621 U CN200920156621 U CN 200920156621U CN 201411402 Y CN201411402 Y CN 201411402Y
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CN
China
Prior art keywords
material water
seawater
condenser
booster pump
water booster
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN2009201566213U
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Chinese (zh)
Inventor
张忠梅
丁涛
周洪光
张建丽
高峰
李丁
何静香
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHEJIANG RONGZHI ENERGY TECHNOLOGY Co Ltd
China Shenhua Energy Co Ltd
Beijing Guohua Electric Power Co Ltd
North China Power Engineering Beijing Co Ltd
Shenhua Guohua Beijing Electric Power Research Institute Co Ltd
Hebei Guohua Cangdong Power Co Ltd
Original Assignee
ZHEJIANG RONGZHI ENERGY TECHNOLOGY Co Ltd
China Shenhua Energy Co Ltd
Beijing Guohua Electric Power Co Ltd
North China Power Engineering Beijing Co Ltd
Shenhua Guohua Beijing Electric Power Research Institute Co Ltd
Hebei Guohua Cangdong Power Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZHEJIANG RONGZHI ENERGY TECHNOLOGY Co Ltd, China Shenhua Energy Co Ltd, Beijing Guohua Electric Power Co Ltd, North China Power Engineering Beijing Co Ltd, Shenhua Guohua Beijing Electric Power Research Institute Co Ltd, Hebei Guohua Cangdong Power Co Ltd filed Critical ZHEJIANG RONGZHI ENERGY TECHNOLOGY Co Ltd
Priority to CN2009201566213U priority Critical patent/CN201411402Y/en
Application granted granted Critical
Publication of CN201411402Y publication Critical patent/CN201411402Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)

Abstract

The utility model provides a seawater desalinization technique system which comprises a seawater supply device, a seawater discharge device, a condenser, a material water booster pump and a group of evaporators. The system is characterized in that the material water booster pump is arranged behind the condenser, and has the characteristics of maintaining the flow rate at inlets of the evaporatorsand the stability of a pressure head, being beneficial to the running of equipment and reducing the equipment cost.

Description

The desalination process system of material water boosting pump postposition
Technical field
The utility model relates to a kind of material water boosting pump and places condenser desalination process system afterwards.
Background technology
As shown in Figure 1, existing process stream water boosting pump is installed on the preceding process pipe of condenser, summer condition seawater temperature height, after entering condenser, need a large amount of seawater of preheating of discharging, cause energy wastage, influence the stable of evaporator inlet seawater flow and pressure.
Summary of the invention
The purpose of this utility model provides a kind of desalination process system, comprises sea water supply device, seawater discharge equipment, condenser, material water boosting pump and evaporator bank, it is characterized in that material water boosting pump places after the condenser.Described evaporator bank comprises at least 2 vaporizers, for example 1 single-effect evaporator, 2 single-effect evaporators, 3 single-effect evaporators or the like.
Low-temperature multi-effect seawater desalination device is under the different load operating mode, the material water total flux and the pressure that advance vaporizer are constant value, the material water pump is placed on the material waterpipe behind the condenser, only lifting enters the material water of evaporator section to certain pressure head, before can avoiding pump to place condenser, because when seawater temperature changes, a large amount of drainings influence into the material discharge of vaporizer and stablizing of pressure head, simultaneously, former technology is for before placing condenser with material water boosting pump, need the discharging seawater is boosted together the waste pump horsepower.
The utility model is kept the stability of evaporator inlet flow and pressure head by material water boosting pump being placed after the condenser, is beneficial to the equipment operation, reduces equipment cost.
Description of drawings
Fig. 1 is the prior art seawater desalination system, and wherein material water boosting pump is arranged on before the condenser, and 1 is the m single-effect evaporator, and 2 is the n single-effect evaporator, and 3 are discharging seawater device, and 4 is condenser, and 5 is material water boosting pump, and 6 is the sea water supply device.
Fig. 2 is a seawater desalination system of the present utility model, and wherein 11 is the m single-effect evaporator, and 12 is the n single-effect evaporator, and 13 is material water boosting pump, and 14 are discharging seawater device, and 15 is condenser, and 16 is the sea water supply device.
Embodiment
Seawater enters condenser 15 through sea water supply device 16, in condenser 15, finish preheating and degassing back separated into two parts, a part flows back to the sea by seawater discharge equipment 14 as refrigerated sea water, another part is transported to each single-effect evaporator (comprising m and n single-effect evaporator 11 and 12) as the material water of evaporative process by material water boosting pump 13.Heating steam enters in the heat-transfer pipe of the first single-effect evaporator (not shown) and condenses in pipe, seawater material water is evenly distributed on the overhead coil of vaporizer through spray equipment, form liquid film at tube surface, pipe flows downward with form of film in the action of gravity lower edge, material water is managed interior steam heating and is produced secondary steam, the secondary steam that generates enters behind vapour liquid separator in the pipe of next single-effect evaporator as heating steam, secondary steam is condensed into product water in next is imitated, the steam of last effect in condenser by the seawater condensation.Finished product water and salt solution enter down in the 1st effective evaporator by imitating, and partly flash distillation take place, and heat is taken back vaporizer, repeat spray, evaporation, condensation process in new effect group, and finished product water and strong brine are collected after finished product water pump discharger by imitating.

Claims (2)

1. a desalination process system comprises sea water supply device, seawater discharge equipment, condenser, material water boosting pump and evaporator bank, it is characterized in that, material water boosting pump places after the condenser.
2. according to the desalination process system of claim 1, it is characterized in that described evaporator bank comprises at least 2 vaporizers.
CN2009201566213U 2008-11-20 2009-06-03 Seawater desalinization technique system with material water booster pump arranged behind Expired - Lifetime CN201411402Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009201566213U CN201411402Y (en) 2008-11-20 2009-06-03 Seawater desalinization technique system with material water booster pump arranged behind

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN200820123859 2008-11-20
CN200820123859.1 2008-11-20
CN2009201566213U CN201411402Y (en) 2008-11-20 2009-06-03 Seawater desalinization technique system with material water booster pump arranged behind

Publications (1)

Publication Number Publication Date
CN201411402Y true CN201411402Y (en) 2010-02-24

Family

ID=41713289

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009201566213U Expired - Lifetime CN201411402Y (en) 2008-11-20 2009-06-03 Seawater desalinization technique system with material water booster pump arranged behind

Country Status (1)

Country Link
CN (1) CN201411402Y (en)

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Granted publication date: 20100224