CN100999340A - Low temperature multistage high efficiency wind power generation seawater desalination method and its device - Google Patents
Low temperature multistage high efficiency wind power generation seawater desalination method and its device Download PDFInfo
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- CN100999340A CN100999340A CNA2007100195226A CN200710019522A CN100999340A CN 100999340 A CN100999340 A CN 100999340A CN A2007100195226 A CNA2007100195226 A CN A2007100195226A CN 200710019522 A CN200710019522 A CN 200710019522A CN 100999340 A CN100999340 A CN 100999340A
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- heat pump
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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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- 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
- Y02A20/138—Water desalination using renewable energy
- Y02A20/141—Wind power
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- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
This invention relates to a preparation method of low temperature many-stage high performance wind electricity sea-water desalination. It mainly uses direct current produced by high-power wind force power generator as work power source of converting heat pump, converting water pump, and converting vacuum pump used for sea-water desalinating equipment. It uses energy efficiency of closed circulation heat pump to combine low temperature evaporating and many-stage high performance flash evaporation for sea-water desalination. Its equipment includes converting heat pump, converting water pump, converting vacuum pump, many-stage distillery, separating baffle plate, and preheating serpentine. It can make large scale wind electricity be used for large scale sea-water desalination, avoid power supply insufficiency of combining wind electricity and city electricity, ease burden of city electricity, provide market for wind electricity, provide clean, cheap, and regenerative energy source for sea-water desalination, decrease cost, and have large economic returns and social effects.
Description
Technical field
The present invention relates to a kind of seawater desalination system, particularly a kind of direct current that sends with aerogenerator is that system provides the method for power supply and the sea water desalinating plant of low temperature multistage high efficiency thereof, belongs to water treatment field.
Background technology
Sea water desaltination is the important channel that solves shortage of water resources, more and more obtains people's great attention, follows desalination technology development and social demand amount to strengthen, and the desalination scale of desalinator constantly enlarges.Its scale develops into present daily output hundreds of thousands of cubic meter from several hectosteres of initial daily output.When the sea water desaltination scale constantly enlarged, Cost of seawater desalination was also reducing gradually.Cost of seawater desalination depends on the cost that consumes electric power and steam to a great extent, and domestic and international most of desalimtor build in together with the power station, and the construction mode of taking sea water desaltination engineering and electric power coproduction alliance is in the hope of reducing cost.In China as being the newly-built thermal power plant of sea water desaltination by the sea specially, not only can burn a large amount of fuel, can cause new environmental pollution again, also be unfavorable for reducing the cost of desalination water, as powering with existing utility grid, cost is difficult to descend, and can make utility grid back white elephant again because of its current consumption is big again.
Summary of the invention
Main purpose of the present invention is to use inexpensive clean and reproducible wind-powered electricity generation to provide a kind of low temperature multistage high efficiency wind power generation seawater desalination method for the energy.
A further object of the present invention is the low temperature multistage high efficiency wind power generation seawater desalination device that designs in order to realize aforesaid method.
Low temperature multistage high efficiency wind power generation seawater desalination method of the present invention, mainly be to use direct current that high-power wind-driven generator sends working power as the frequency conversion heat pump that uses in the sea water desalinating plant, variable frequency pump and frequency conversion vacuum pump, and the power-saving technology of closed circulating heat pump is used for the sea water desalinating plant that low-temperature evaporation and multi-stage, efficient flash distillation combine
Low temperature multistage high efficiency wind power generation seawater desalination device of the present invention, its structure comprises frequency conversion heat pump, variable frequency pump, the frequency conversion vacuum pump, the multistage distillation chamber, skimming baffle and preheat coil, wherein, the skimming baffle angle mount is separated into evaporation cavity that communicates suitable for reading and condensation chamber in the middle and upper part of stilling chamber with stilling chamber, preheat coil is contained in the condensation chamber, water inlet pipe after preheat coil in each condensation chamber is connected mutually is through variable frequency pump and seawater pipe coupling, rising pipe after preheat coil is connected mutually is connected with the water inlet pipe of the interchanger of high-power frequency conversion heat pump, the rising pipe of high-power frequency conversion heat pump interchanger is communicated with this evaporation cavity bottom, chamber water-in, rising pipe after water pipe is connected successively respectively bottom each evaporation cavity is the seawater vent pipe, stilling chambeies at different levels top all is connected with the frequency conversion vacuum pump with pipeline, and the equal water pipe in condensation chambers at different levels bottom is communicated with the desalination water rising pipe.In order to make full use of the heat pump energy-conserving effective advantage, increase substantially sea water desaltination speed, can between the water inlet pipe of the rising pipe of previous stage stilling chamber evaporation cavity and back one-level evaporation cavity, be serially connected with the interchanger of low power frequency conversion heat pump, the vaporizer of low power frequency conversion heat pump is installed in previous stage stilling chamber condensation chamber top, also can play the dual function of good condensation and energy recovery.
Distinguishing feature of the present invention is to give full play to the flourishing long time advantage of sea wind in coastal waters, utilize direct current that high-power wind-driven generator sends working power as the frequency conversion heat pump that uses in the sea water desalinating plant, variable frequency pump and frequency conversion vacuum pump etc., because of the output rating of variable frequency pump or variable-frequency motor etc. can be with the variation variation automatically of wind power, when wind-force hour, wind power reduces, rotating speeds such as heat pump reduce, the aquifer yield of desalination water reduces, otherwise, when wind-force is big, wind power increases, and the rotating speed of heat pump etc. improves, and the aquifer yield of desalination water increases.Make large-scale wind power be directly used in extensive sea water desaltination, can avoid dexterously making electricity price cross high weak point after wind-powered electricity generation is difficult on a large scale and civil power is incorporated into the power networks and is incorporated into the power networks, can alleviate white elephant for utility grid, can provide market for developing large-scale wind power rapidly, can the cheap and reproducible energy of cleaning is provided and help reducing cost for sea water desaltination again, have huge economic benefit and social benefit.
Description of drawings
Accompanying drawing is a structural representation of the present invention.
Embodiment
Referring to accompanying drawing, 1 among the figure is high-power frequency conversion heat pump and interchanger thereof, the 2nd, and stilling chamber, the 3rd, skimming baffle, the 4th, vaporizer, the 5th, preheat coil, the 6th, the frequency conversion vacuum pump, the 7th, variable frequency pump, the 8th, evaporation cavity, the 9th, condensation chamber, the 10th, the interchanger of low power frequency conversion heat pump, the 11st, the compressor of low power frequency conversion heat pump, the 12nd, seawater vent pipe, the 13rd, desalination water rising pipe.Described skimming baffle 3 angle mounts are in the middle and upper part of stilling chamber 2, stilling chamber 2 is separated into evaporation cavity that communicates 8 suitable for reading and condensation chamber 9, preheat coil 5 is contained in the condensation chamber 9 on top, water inlet pipe after preheat coil 5 in each condensation chamber is connected mutually is through variable frequency pump 7 and seawater pipe coupling, rising pipe after preheat coil is connected mutually is connected with the water inlet pipe of the interchanger 1 of high-power frequency conversion heat pump, the rising pipe of high-power frequency conversion heat pump interchanger 1 is communicated with these chamber evaporation cavity 8 lower water inlets, rising pipe after each evaporation cavity 8 bottom water pipe is connected successively is a seawater vent pipe 12, stilling chambeies at different levels 2 tops all are connected with frequency conversion vacuum pump 6 with pipeline, and the equal water pipe in the bottom of condensation chambers 9 at different levels is communicated with desalination water rising pipe 13.In order to make full use of the heat pump energy-conserving effective advantage, increase substantially sea water desaltination speed, can be serially connected with the interchanger 10 of low power frequency conversion heat pump between the water inlet pipe of the rising pipe of the evaporation cavity 8 of previous stage stilling chamber 2 and back one-level evaporation cavity, the vaporizer 4 of low power frequency conversion heat pump is installed in the top of previous stage stilling chamber condensation chamber 9.During work, variable frequency pump 7 with seawater through preheat coil 5 after high-power frequency conversion heat pump interchanger 1 is heated to the bottom that about 70 ℃ hot sea water enters the evaporation cavity 8 of left side stilling chamber, because of stilling chamber 2 is formed negative pressure by frequency conversion vacuum pump 6 with the air extraction, make the portion of hot seawater vaporization that enters in the evaporation cavity 8 and rise in the condensation chamber 9, the refrigeration agent that runs in the vaporizer 4 of low power frequency conversion heat pump flows out through water pipe 13 from the bottom of condensation chamber 9 and forms highly purified desalination water because of the evaporation heat absorption condenses into distilled water.The temperature that condenses into distilled water at condensation chamber is still than higher, and its heat can carry out preheating to the seawater preheat coil 5 in the way that descends, and makes seawater have certain temperature before entering the heating of high-power frequency conversion heat pump interchanger, can improve heats.Again owing between the water inlet pipe of the rising pipe of previous stage evaporation cavity and back one-level evaporation cavity, be serially connected with the interchanger 10 of low power frequency conversion heat pump, can will be evaporated and seawater that temperature is descended enters the back one-level after obtaining supplementary heating and continues to evaporate in previous stage.Concentration of seawater after evaporation repeatedly is higher, can make raw material such as salt manufacturing after seawater vent pipe 12 output and use.In order to prevent that wind speed from making wind power descend excessive too slowly and influence works better, available utility grid is made accessory power supply.
Claims (3)
1, a kind of low temperature multistage high efficiency wind power generation seawater desalination method, it is characterized in that using direct current that high-power wind-driven generator sends working power as the frequency conversion heat pump that uses in the sea water desalinating plant, variable frequency pump and frequency conversion vacuum pump, and the power-saving technology of closed circulating heat pump is used for the sea water desalinating plant that low-temperature evaporation and multi-stage, efficient flash distillation combine
2, a kind of low temperature multistage high efficiency wind power generation seawater desalination device, comprise frequency conversion heat pump, variable frequency pump, the frequency conversion vacuum pump, the multistage distillation chamber, skimming baffle and preheat coil, it is characterized in that the skimming baffle angle mount is separated into evaporation cavity that communicates suitable for reading and condensation chamber in the middle and upper part of stilling chamber with stilling chamber, preheat coil is contained in the condensation chamber, water inlet pipe after preheat coil in each condensation chamber is connected mutually is through variable frequency pump and seawater pipe coupling, rising pipe after preheat coil is connected mutually is connected with the water inlet pipe of the interchanger of high-power frequency conversion heat pump, the rising pipe of high-power frequency conversion heat pump interchanger is communicated with this evaporation cavity bottom, chamber water-in, rising pipe after each stilling chamber evaporation cavity bottom water pipe is connected successively is the seawater vent pipe, stilling chambeies at different levels top all is connected with the frequency conversion vacuum pump with pipeline, and the equal water pipe in condensation chambers at different levels bottom is communicated with the desalination water rising pipe.
3, low temperature multistage high efficiency wind power generation seawater desalination device as claimed in claim 2, it is characterized in that being serially connected with between the water inlet pipe of the rising pipe of previous stage stilling chamber evaporation cavity and back one-level evaporation cavity the interchanger of low power frequency conversion heat pump, the vaporizer of low power frequency conversion heat pump is installed in previous stage stilling chamber condensation chamber top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100195226A CN100462310C (en) | 2007-01-09 | 2007-01-09 | Low temperature multistage high efficiency wind power generation seawater desalination method and its device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100195226A CN100462310C (en) | 2007-01-09 | 2007-01-09 | Low temperature multistage high efficiency wind power generation seawater desalination method and its device |
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| Publication Number | Publication Date |
|---|---|
| CN100999340A true CN100999340A (en) | 2007-07-18 |
| CN100462310C CN100462310C (en) | 2009-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2007100195226A Expired - Fee Related CN100462310C (en) | 2007-01-09 | 2007-01-09 | Low temperature multistage high efficiency wind power generation seawater desalination method and its device |
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| CN (1) | CN100462310C (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102173479A (en) * | 2011-02-12 | 2011-09-07 | 吴速 | Wind-power complementary pneumatic seawater desalting device |
| CN103446774A (en) * | 2013-07-24 | 2013-12-18 | 李少兵 | Distillation and condensation energy-saving technology based on heat pump technology |
| CN103896350A (en) * | 2014-03-25 | 2014-07-02 | 广州中国科学院先进技术研究所 | Island seawater desalting system and method |
| CN108467077A (en) * | 2018-06-12 | 2018-08-31 | 天津中德应用技术大学 | Solar energy optical-thermal thermo-electric generation and sea water desalination integrated system |
| CN110980846A (en) * | 2019-12-23 | 2020-04-10 | 中国船舶重工集团公司第七一九研究所 | Electromagnetic energy seawater desalination device and method |
| WO2021223067A1 (en) * | 2020-05-05 | 2021-11-11 | 鹏辰新材料科技股份有限公司 | Durene separating reaction kettle |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2577208A1 (en) * | 1985-02-08 | 1986-08-14 | Montenay Rene | Improvements to water desalination plants |
| DE4431546A1 (en) * | 1994-09-05 | 1996-03-07 | Jakob Dr Ing Hois | Process and device for desalination of sea water |
| CN1530332A (en) * | 2003-03-11 | 2004-09-22 | 悦 郑 | Negative cost sea water desalination of wind-energy source or marine energy |
| CN100506706C (en) * | 2006-04-09 | 2009-07-01 | 青岛大学 | Low-temperature multi-effect seawater desalination process |
| CN200995984Y (en) * | 2007-01-09 | 2007-12-26 | 顾为东 | Efficient multistage cryogenic air-electric seawater desalination plant |
-
2007
- 2007-01-09 CN CNB2007100195226A patent/CN100462310C/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102173479A (en) * | 2011-02-12 | 2011-09-07 | 吴速 | Wind-power complementary pneumatic seawater desalting device |
| CN102173479B (en) * | 2011-02-12 | 2013-01-09 | 吴速 | Wind-power complementary pneumatic seawater desalting device |
| CN103446774A (en) * | 2013-07-24 | 2013-12-18 | 李少兵 | Distillation and condensation energy-saving technology based on heat pump technology |
| CN103446774B (en) * | 2013-07-24 | 2015-05-13 | 李少兵 | Distillation and condensation energy-saving technology based on heat pump technology |
| CN103896350A (en) * | 2014-03-25 | 2014-07-02 | 广州中国科学院先进技术研究所 | Island seawater desalting system and method |
| CN103896350B (en) * | 2014-03-25 | 2015-09-09 | 广州中国科学院先进技术研究所 | A kind of island seawater desalination system and method |
| CN108467077A (en) * | 2018-06-12 | 2018-08-31 | 天津中德应用技术大学 | Solar energy optical-thermal thermo-electric generation and sea water desalination integrated system |
| CN110980846A (en) * | 2019-12-23 | 2020-04-10 | 中国船舶重工集团公司第七一九研究所 | Electromagnetic energy seawater desalination device and method |
| CN110980846B (en) * | 2019-12-23 | 2022-04-29 | 中国船舶重工集团公司第七一九研究所 | Electromagnetic energy seawater desalination device and method |
| WO2021223067A1 (en) * | 2020-05-05 | 2021-11-11 | 鹏辰新材料科技股份有限公司 | Durene separating reaction kettle |
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| CN100462310C (en) | 2009-02-18 |
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Owner name: YUAN HUAI Free format text: FORMER OWNER: GU WEIDONG Effective date: 20110318 |
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Free format text: CORRECT: ADDRESS; FROM: 210013 ROOM 108, BUILDING 9, NO. 70, BEIJING WEST ROAD, NANJING CITY, JIANGSU PROVINCE TO: 210019 ROOM 604, UNIT 2, BUILDING 2, PLATINUM TIMES, NO. 99, SONGHUAJIANG EAST STREET, JIANYE DISTRICT, NANJING CITY, JIANGSU PROVINCE |
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Effective date of registration: 20110318 Address after: 210019, room 2, unit 2, platinum age 99, 604 East Street, Songhua River, Jianye District, Jiangsu, Nanjing Patentee after: Yuan Huai Address before: 210013, room 9, building 70, 108 West Beijing Road, Nanjing, Jiangsu Patentee before: Gu Weidong |
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Owner name: JIANGSU FENGSHENG SEAWATER DESALINATION TECHNOLOGY Free format text: FORMER OWNER: YUAN HUAI Effective date: 20110808 |
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Free format text: CORRECT: ADDRESS; FROM: 210019 NANJING, JIANGSU PROVINCE TO: 210013 NANJING, JIANGSU PROVINCE |
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Effective date of registration: 20110808 Address after: 210013, Room 301, middle hall, 15 floor, NANDA Science Park, No. 12 Huai Men Avenue, Gulou District, Jiangsu, Nanjing Patentee after: Jiangsu Fengsheng Desalination Technology Co., Ltd. Address before: 210019, room 2, unit 2, platinum age 99, 604 East Street, Songhua River, Jianye District, Jiangsu, Nanjing Patentee before: Yuan Huai |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20090218 Termination date: 20180109 |