CN202116342U - Industrial exhaust heat low-temperature multiple-effect seawater desalinization system - Google Patents
Industrial exhaust heat low-temperature multiple-effect seawater desalinization system Download PDFInfo
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- CN202116342U CN202116342U CN2011202199007U CN201120219900U CN202116342U CN 202116342 U CN202116342 U CN 202116342U CN 2011202199007 U CN2011202199007 U CN 2011202199007U CN 201120219900 U CN201120219900 U CN 201120219900U CN 202116342 U CN202116342 U CN 202116342U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
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Abstract
The utility model discloses an industrial exhaust heat low-temperature multiple-effect seawater desalinization system, relates to a low-temperature multiple-effect seawater desalinization system, and aims at solving the problem that the existing low-temperature multiple-effect seawater desalinization system is high in water producing cost. In the industrial exhaust heat low-temperature multiple-effect sea water desalinization system; a vapor outlet of an industrial exhaust heat boiler is connected with a first effect evaporator through a vapor pipeline; the vapor pipeline is provided with a heat power vapor compressor; a production water outlet of the first effect evaporator is connected with a water inlet of the industrial exhaust heat boiler by a production water back flow pipe; the production water back flow pipe is provided with a first effect production water recovery pump; two adjacent middle effect evaporators of a plurality of middle effect evaporators are communicated through a vapor passing through pipe; the first effect evaporator is communicated with an adjacent middle effect evaporator through a vapor passing through pipe; an end effect evaporator is communicated with an adjacent middle effect evaporator through a vapor passing through pipe; and the end effect evaporator is communicated with an end effect condenser through a vapor passing through pipe. The industrial exhaust heat low-temperature multiple-effect seawater desalinization system is used for seawater desalinization.
Description
Technical field
The utility model relates to a kind of low-temperature multiple-effect seawater desalination system, is specifically related to a kind of industrial exhaust heat low-temperature multiple-effect seawater desalination system, belongs to the sea water desaltination field.
Background technology
Sea water desalinization is claimed in sea water desaltination again, is the technical process that separates salt and water in the seawater.
Distillation method instant heating method is the desalination technology that adopts the earliest, is the topmost method of sea water desaltination.Distillation sea water desalting is with the seawater heating evaporation, makes vapor condensation obtain the process of fresh water again.
Multiple-effect evaporation is that the seawater after the heating is evaporated in a plurality of placed in-line vaporizers, and preceding 1st effective evaporator evaporates the thermal source of the following 1st effective evaporator of steam conduct that.In the multiple-effect evaporation technology, the low-temperature multi-effect evaporation technique is the most commonly used.
Existing low-temperature multiple-effect seawater desalination system adopts power plant steam turbine to draw gas as system drive vapour source, and system water consumes primary energy source; Because steam cost is comparatively expensive, cause the water producing cost of low-temperature multiple-effect seawater desalination system high, especially in middle-size and small-size low-temperature multiple-effect seawater desalination system, the problem that water producing cost is high is particularly outstanding.Therefore, in the system of conventional hydropower coproduction, system water is difficult to balance with the economy of system electricity.
The utility model content
The purpose of the utility model is in order to solve the high problem of water producing cost of existing low-temperature multiple-effect seawater desalination system, and then a kind of industrial exhaust heat low-temperature multiple-effect seawater desalination system is provided.
The technical scheme of the utility model is: a kind of industrial exhaust heat low-temperature multiple-effect seawater desalination system comprises that multiple-effect sea water evaporator, end imitate condensing surface, charging seawater pipe, cooling water outlet pipe, water coolant flowing pipe, strong brine outlet pipe, condensed water transfer lime, product water return line, product water outlet pipe, a plurality of spray equipment, a plurality of strong brine flowing pipe and a plurality of product water flowing pipe; The multiple-effect sea water evaporator comprises first evaporator, last evaporator and a plurality of middle single-effect evaporator; Said a plurality of middle single-effect evaporator is connected successively; Said first evaporator, a plurality of middle single-effect evaporator and last evaporator are cascaded successively; End effect condensing surface is connected with last evaporator; The end is imitated on the condensing surface charging seawater pipe is installed; The end is imitated on the condensing surface cooling water outlet pipe also is installed; Cooling water outlet pipe is communicated with first evaporator, last evaporator and a plurality of middle single-effect evaporator respectively through the water coolant flowing pipe, and the part water coolant in the water coolant flowing pipe is injected on the heat transfer tube of first evaporator, last evaporator and a plurality of middle single-effect evaporators through spray equipment, and the residue water coolant in the water coolant flowing pipe directly discharges;
The bottom of two adjacent middle single-effect evaporators is communicated with through the strong brine flowing pipe in a plurality of middle single-effect evaporators; The bottom of first evaporator and the middle single-effect evaporator that is adjacent is communicated with through the strong brine flowing pipe; The bottom of last evaporator and the middle single-effect evaporator that is adjacent is communicated with through the strong brine flowing pipe; The bottom of last evaporator is equipped with the strong brine outlet pipe, and the end is connected with the condensed water transfer lime in the middle of imitating condensing surface and last evaporator;
Two adjacent in a plurality of middle single-effect evaporators middle single-effect evaporators are communicated with through product water flowing pipe, and last evaporator passes through the connection of product water flowing pipe with the middle single-effect evaporator that is adjacent, and product water outlet pipe is installed on the last evaporator;
Said industrial exhaust heat low-temperature multiple-effect seawater desalination system comprises that also industrial exhaust heat boiler, the first product water of imitating reclaim pump, thermodynamic steam compressor, steam-pipe, product water return line and a plurality of steam flowing pipe; The vapour outlet of industrial exhaust heat boiler is connected with first evaporator through steam-pipe; The thermodynamic steam compressor is installed on the steam-pipe; The product water out of first evaporator is connected with the water-in of industrial exhaust heat boiler through product water return line, the first product water of imitating is installed on the product water return line reclaims pump;
Two adjacent in a plurality of middle single-effect evaporators middle single-effect evaporators are communicated with through the steam flowing pipe; First evaporator is communicated with through the steam flowing pipe with the middle single-effect evaporator that is adjacent; Last evaporator is communicated with through the steam flowing pipe with the middle single-effect evaporator that is adjacent, and last evaporator is imitated condensing surface with the end and is communicated with through the steam flowing pipe.
The utility model compared with prior art has following effect: the utility model is applied to industrial exhaust heat in the low-temperature multiple-effect seawater desalination system; Utilize high-temperature residual heat that the industrial user produces as the energy; Change out working steam through the industrial exhaust heat boiler; Utilize this working steam to carry out low-temperature multiple-effect seawater desalination, the product water that first evaporator produces is back to industrial exhaust heat boiler, recycle; Thereby reduced the water producing cost of low-temperature multiple-effect seawater desalination system, the production cost of fresh water and product water is 3.03 yuan per ton.
Description of drawings
Fig. 1 is the industrial exhaust heat low-temperature multiple-effect seawater desalination system schematic (arrow is represented the flow direction of steam and water among the figure) of the utility model.
Embodiment
Embodiment one: combine Fig. 1 that this embodiment is described; A kind of industrial exhaust heat low-temperature multiple-effect seawater desalination system of this embodiment comprises that multiple-effect sea water evaporator 2, end imitate condensing surface 4, charging seawater pipe 5, cooling water outlet pipe 6, water coolant flowing pipe 7, strong brine outlet pipe 10, condensed water transfer lime 11, product water return line 14, product water outlet pipe 18, a plurality of spray equipment 8, a plurality of strong brine flowing pipe 9 and a plurality of product water flowing pipe 12; Multiple-effect sea water evaporator 2 comprises first evaporator 2-1, last evaporator 2-2 and a plurality of middle single-effect evaporator 2-3; Said a plurality of middle single-effect evaporator 2-3 connects successively; Said first evaporator 2-1, a plurality of middle single-effect evaporator 2-3 and last evaporator 2-2 are cascaded successively; End effect condensing surface 4 is connected with last evaporator 2-2; The end is imitated on the condensing surface 4 charging seawater pipe 5 is installed; The end is imitated on the condensing surface 4 cooling water outlet pipe 6 also is installed; Cooling water outlet pipe 6 is communicated with first evaporator 2-1, last evaporator 2-2 and a plurality of middle single-effect evaporator 2-3 respectively through water coolant flowing pipe 7, and the part water coolants in the water coolant flowing pipe 7 are injected on the heat transfer tube of first evaporator 2-1, last evaporator 2-2 and a plurality of middle single-effect evaporator 2-3 through spray equipments 8, and the residue water coolant in the water coolant flowing pipe 7 directly discharges;
The bottom of two adjacent middle single-effect evaporator 2-3 is communicated with through strong brine flowing pipe 9 among a plurality of middle single-effect evaporator 2-3; The bottom of first evaporator 2-1 and the middle single-effect evaporator 2-3 that is adjacent is communicated with through strong brine flowing pipe 9; The bottom of last evaporator 2-2 and the middle single-effect evaporator 2-3 that is adjacent is communicated with through strong brine flowing pipe 9; The bottom of last evaporator 2-2 is equipped with strong brine outlet pipe 10, and condensing surface 4 and the middle condensed water transfer lime 11 that is connected with of last evaporator 2-2 are imitated in the end;
Two adjacent among a plurality of middle single-effect evaporator 2-3 middle single-effect evaporator 2-3 are communicated with through product water flowing pipe 12; Last evaporator 2-2 and the middle single-effect evaporator 2-3 that is adjacent are communicated with through product water flowing pipe 12, and product water outlet pipe 18 is installed on the last evaporator 2-2;
Said industrial exhaust heat low-temperature multiple-effect seawater desalination system comprises that also industrial exhaust heat boiler 1, the first product water of imitating reclaim pump 17, thermodynamic steam compressor 3, steam-pipe 13, product water return line 14 and a plurality of steam flowing pipe 15; The vapour outlet of industrial exhaust heat boiler 1 is connected with first evaporator 2-1 through steam-pipe 13; Thermodynamic steam compressor 3 is installed on the steam-pipe 13; The product water out of first evaporator 2-1 is connected with the water-in of industrial exhaust heat boiler 1 through product water return line 14, the first product water of imitating is installed on the product water return line 14 reclaims pump 17;
Two adjacent among a plurality of middle single-effect evaporator 2-3 middle single-effect evaporator 2-3 are communicated with through steam flowing pipe 15; First evaporator 2-1 and the middle single-effect evaporator 2-3 that is adjacent are communicated with through steam flowing pipe 15; Last evaporator 2-2 and the middle single-effect evaporator 2-3 that is adjacent are communicated with through steam flowing pipe 15, and last evaporator 2-2 is imitated condensing surface 4 with the end and is communicated with through steam flowing pipe 15.
Embodiment two: combine Fig. 1 that this embodiment is described; A kind of industrial exhaust heat low-temperature multiple-effect seawater desalination system of this embodiment also comprises secondary steam pipe 16, and the steam flowing pipe 15 between last evaporator 2-2 and the middle single-effect evaporator 2-3 that is adjacent is communicated with thermodynamic steam compressor 3 through secondary steam pipe 16.So be provided with, steam has obtained more efficient use, and the production cost of fresh water and product water is 3.03 yuan per ton.Other composition is identical with embodiment one with annexation.
Principle of work: combine Fig. 1 that the principle of work of the utility model is described; Recycle the high-temperature residual heat that discharges in industrial user's production process; Produce steam through industrial exhaust heat boiler 1; Thermodynamic steam compressor 3 and with after part secondary steam that the vaporizer of injection produces mixes gets into as heating steam in the heat transfer tube of each single-effect evaporator, and in managing, condenses into product water.The charging seawater is after condensing surface 4 preheatings, the degassing are imitated in the end; A part is discharging directly; Another part gets into each single-effect evaporator, and is sprayed at uniformly on the heat transfer tube through spray equipment, absorbs heat evaporation outside pipe; The secondary steam that produces is as the heating steam of 1st effective evaporator down, and the steam that last evaporator 2-2 produces gets into the end and imitates condensing surface 4.The product water of first evaporator 2-1 reclaims separately as industrial moisturizing, imitates product water recovery pump 17 through head and returns industrial exhaust heat boiler 1.Begun by middle single-effect evaporator 2-3, product water pursues imitates gravity flow, compiles back output at last evaporator 2-2 with the condensed water that end effect condensing surface 4 returns; Strong brine flows automatically by imitating equally, and by 10 dischargings of the strong brine outlet pipe on the last evaporator 2-2.
Claims (2)
1. industrial exhaust heat low-temperature multiple-effect seawater desalination system; Said industrial exhaust heat low-temperature multiple-effect seawater desalination system comprises that multiple-effect sea water evaporator (2), end imitate condensing surface (4), charging seawater pipe (5), cooling water outlet pipe (6), water coolant flowing pipe (7), strong brine outlet pipe (10), condensed water transfer lime (11), product water return line (14), product water outlet pipe (18), a plurality of spray equipment (8), a plurality of strong brine flowing pipe (9) and a plurality of product water flowing pipes (12); Multiple-effect sea water evaporator (2) comprises first evaporator (2-1), last evaporator (2-2) and a plurality of middle single-effect evaporator (2-3); Said a plurality of middle single-effect evaporators (2-3) are connected successively; Said first evaporator (2-1), a plurality of middle single-effect evaporator (2-3) and last evaporator (2-2) are cascaded successively; End effect condensing surface (4) is connected with last evaporator (2-2); The end is imitated on the condensing surface (4) charging seawater pipe (5) is installed; The end is imitated on the condensing surface (4) cooling water outlet pipe (6) also is installed; Cooling water outlet pipe (6) is communicated with first evaporator (2-1), last evaporator (2-2) and a plurality of middle single-effect evaporators (2-3) respectively through water coolant flowing pipe (7); Part water coolant in the water coolant flowing pipe (7) is injected on the heat transfer tube of first evaporator (2-1), last evaporator (2-2) and a plurality of middle single-effect evaporators (2-3) through spray equipment (8), and the residue water coolant in the water coolant flowing pipe (7) directly discharges;
The bottom of adjacent two middle single-effect evaporators (2-3) is communicated with through strong brine flowing pipe (9) in a plurality of middle single-effect evaporators (2-3); The bottom of first evaporator (2-1) and the middle single-effect evaporator (2-3) that is adjacent is communicated with through strong brine flowing pipe (9); The bottom of last evaporator (2-2) and the middle single-effect evaporator (2-3) that is adjacent is communicated with through strong brine flowing pipe (9); The bottom of last evaporator (2-2) is equipped with strong brine outlet pipe (10), and condensing surface (4) and the middle condensed water transfer lime (11) that is connected with of last evaporator (2-2) are imitated in the end;
Two middle single-effect evaporators (2-3) adjacent in a plurality of middle single-effect evaporators (2-3) are communicated with through product water flowing pipe (12); Last evaporator (2-2) and the middle single-effect evaporator (2-3) that is adjacent are communicated with through product water flowing pipe (12), and product water outlet pipe (18) is installed on the last evaporator (2-2);
It is characterized in that: said industrial exhaust heat low-temperature multiple-effect seawater desalination system comprises that also industrial exhaust heat boiler (1), the first product water of imitating reclaim pump (17), thermodynamic steam compressor (3), steam-pipe (13), product water return line (14) and a plurality of steam flowing pipe (15); The vapour outlet of industrial exhaust heat boiler (1) is connected with first evaporator (2-1) through steam-pipe (13); Thermodynamic steam compressor (3) is installed on the steam-pipe (13); The product water out of first evaporator (2-1) is connected with the water-in of industrial exhaust heat boiler (1) through product water return line (14), the first product water of imitating is installed on the product water return line (14) reclaims pump (17);
Two middle single-effect evaporators (2-3) adjacent in a plurality of middle single-effect evaporators (2-3) are communicated with through steam flowing pipe (15); First evaporator (2-1) and the middle single-effect evaporator (2-3) that is adjacent are communicated with through steam flowing pipe (15); Last evaporator (2-2) and the middle single-effect evaporator (2-3) that is adjacent are communicated with through steam flowing pipe (15), and last evaporator (2-2) and end are imitated condensing surface (4) and be communicated with through steam flowing pipe (15).
2. a kind of industrial exhaust heat low-temperature multiple-effect seawater desalination according to claim 1 system; It is characterized in that: said industrial exhaust heat low-temperature multiple-effect seawater desalination system also comprises secondary steam pipe (16), and the steam flowing pipe (15) between last evaporator (2-2) and the middle single-effect evaporator (2-3) that is adjacent is communicated with thermodynamic steam compressor (3) through secondary steam pipe (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202199007U CN202116342U (en) | 2011-06-27 | 2011-06-27 | Industrial exhaust heat low-temperature multiple-effect seawater desalinization system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202199007U CN202116342U (en) | 2011-06-27 | 2011-06-27 | Industrial exhaust heat low-temperature multiple-effect seawater desalinization system |
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| CN202116342U true CN202116342U (en) | 2012-01-18 |
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| CN2011202199007U Expired - Lifetime CN202116342U (en) | 2011-06-27 | 2011-06-27 | Industrial exhaust heat low-temperature multiple-effect seawater desalinization system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102267733A (en) * | 2011-06-27 | 2011-12-07 | 哈尔滨汽轮机厂辅机工程有限公司 | Industrial waste heat low-temperature multi-effect seawater desalting system |
| CN102910693A (en) * | 2012-10-23 | 2013-02-06 | 江苏中圣高科技产业有限公司 | Zero liquid emission method and system based on low temperature energy utilization |
| CN103739025A (en) * | 2013-12-19 | 2014-04-23 | 广州市金龙峰环保设备工程有限公司 | High-efficiency and energy-saving multi-effect evaporator system |
| CN111908543A (en) * | 2020-09-17 | 2020-11-10 | 成都建筑材料工业设计研究院有限公司 | Direct waste heat source cement production and seawater desalination combined implementation system and method |
-
2011
- 2011-06-27 CN CN2011202199007U patent/CN202116342U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102267733A (en) * | 2011-06-27 | 2011-12-07 | 哈尔滨汽轮机厂辅机工程有限公司 | Industrial waste heat low-temperature multi-effect seawater desalting system |
| CN102910693A (en) * | 2012-10-23 | 2013-02-06 | 江苏中圣高科技产业有限公司 | Zero liquid emission method and system based on low temperature energy utilization |
| CN103739025A (en) * | 2013-12-19 | 2014-04-23 | 广州市金龙峰环保设备工程有限公司 | High-efficiency and energy-saving multi-effect evaporator system |
| CN103739025B (en) * | 2013-12-19 | 2015-08-19 | 广州市金龙峰环保设备工程有限公司 | A kind of energy-efficient Multi-effect evaporator system |
| CN111908543A (en) * | 2020-09-17 | 2020-11-10 | 成都建筑材料工业设计研究院有限公司 | Direct waste heat source cement production and seawater desalination combined implementation system and method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zheng Dianfeng Inventor after: Li Bingan Inventor after: He Xudong Inventor after: Guo Min Inventor after: Jiang Xiaoxia Inventor after: Zhang Chen Inventor before: Yang Zhenhai Inventor before: Li Bingan Inventor before: Dong Aihua Inventor before: Guo Min Inventor before: Jiang Xiaoxia Inventor before: Zhang Chen |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: YANG ZHENHAI LI BINGAN DONG AIHUA GUO MIN JIANG XIAOXIA ZHANG CHEN TO: ZHENG DIANFENG LI BINGAN HE XUDONG GUO MIN JIANG XIAOXIA ZHANG CHEN |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120118 |