CN109809514A - A kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat - Google Patents
A kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat Download PDFInfo
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- CN109809514A CN109809514A CN201910092350.8A CN201910092350A CN109809514A CN 109809514 A CN109809514 A CN 109809514A CN 201910092350 A CN201910092350 A CN 201910092350A CN 109809514 A CN109809514 A CN 109809514A
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- water
- cooling tower
- seawater
- condenser
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/12—Hot water central heating systems using heat pumps
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- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention discloses the heat pump sea water desalting apparatus using power plant cooling tower waste heat, including seawater pond, circulating pump, condenser, spray head, filler and blower, blower, spray head and filler to be sequentially arranged in cooling tower from top to bottom；Seawater pond, circulating pump, condenser and spray head are sequentially connected；Gas turbine exhaust gas is discharged into condenser；Circulating pump pumps seawater from seawater pond and enters condenser, sprays seawater via spray head and is broken into small water droplet, and into filler, blower operating, evaporation of seawater realizes the cooling effect of cooling tower.Power plant cooling tower replaces light evaporative cooling, fresh-water-saving resource with evaporation of seawater is cooling.The steam of evaporation of seawater is collected into preparing fresh using heat pump techniques, marine energy is utilized.Evaporator with heat pump absorbs heat from steam condensation, then heats in condenser end to heating water return and gives central heating pipe network heat supply, or heats to electric power plant circulating water, improves supply water temperature, sufficiently recycling waste heat, has saved the energy.
Description
Technical field
The invention belongs to marine energy utilization and field of energy-saving technology more particularly to a kind of science and engineering power plant cooling tower waste heats
Heat pump sea water desalting apparatus.
Background technique
It is well known that China's Coastal Areas, from south to north, economy and society development is in guide position.But economic development
Also very big pressure is caused to environment and resource, wherein water resource profound impact aspect face face.According to statistics, in urban water about
70%~80% is industrial water, and 70%~80% is industrial cooling water in industrial water, faces coastal cities freshwater resources
Short supply state, exploitation and using of seawater substitutes fresh water and is used as industrial water, is solution China especially as industrial colling
One of the important channel of coastal cities area freshwater resources crises problem, it is of far-reaching significance, it is imperative.
Ocean is lifespring, while being also valuable water resource, and power plant develops benefit as cooling rich and influential family is needed
Have great importance with Seawater Cooling Treatment Technology for coastal cities development, although there is Seawater Cooling Treatment Technology side in the market at present
Case, but generally existing technical difficulty is big, disadvantage at high cost.Therefore, it is necessary to a kind of heat using power plant cooling tower waste heat
Pump desalination plant.
Summary of the invention
For the demand of the prior art, the present invention provides a kind of heat pump sea water desalination dress using power plant cooling tower waste heat
It sets.The present invention provides the technological approaches for utilizing cooling and sea water desalination to combine, cooling for power plant double down with sea water desalination cost
It is low to be of great significance.
The technical solution of the present invention is as follows: a kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat, including seawater
Pond, circulating pump, condenser, spray head, filler and blower, the blower, spray head and filler are sequentially arranged cooling tower from top to bottom
It is interior；The seawater pond, circulating pump, condenser and spray head are sequentially connected；The gas turbine exhaust gas is discharged into condenser；It is described cold
But it pumps to pump from seawater pond and enters the condenser, spray seawater via spray head and be broken into small water droplet, into filler,
It is evaporated under the action of blower, realizes the cooling effect of cooling tower.
It further, further include fresh water collecting apparatus by means, cooler and the water supply pump that circuit is made up of pipeline；It is described light
Water collector is arranged between blower and spray head.
Further, the fresh water collecting apparatus by means includes solidifying water pond, water fender and cold water pipe；Supplement water fender and cold water
The setting structure relationship of pipe；Fresh water pipe is connected in the solidifying water pond, the fresh water pipe leads to fresh-water tank.
Further, further include the gas-liquid separator sequentially connected, compressor, gasoline trap, feed-water heater and
Throttle valve, the throttle valve flows through the cooling evaporator and the gas-liquid separator connects and composes circuit.
It further, further include boiler feed pump, the condenser is connected to condenser and boiler feed pump respectively；
Heating return water is passed through in feed-water heater to be delivered at the boiler feed pump as heating water supply.
Further, valve 1 is equipped between the condenser and boiler feed pump；The condenser and water supply are heated
Valve 2 is equipped between device；The heating return water, which enters, is equipped with valve 4 at feed-water heater, feed-water heater and filtering feed pump
Between be equipped with valve 3.
Further, the seawater pond is equipped with sea water pump.
Further, the seawater pond is located at cooling tower bottom.
The utility model has the advantages that
A kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat of the invention, power plant cooling tower are steamed with seawater
It feels cold and but replaces light evaporative cooling, fresh-water-saving resource.The collection of the steam of evaporation of seawater produced using heat pump techniques light
Marine energy is utilized in water.Evaporator with heat pump absorbs heat from steam condensation, then adds in condenser end to heating water return
Heat gives the heat supply of central heating pipe network, or heats to electric power plant circulating water, improves supply water temperature, sufficiently recycling waste heat, section
The about energy.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of fresh water collecting apparatus by means.
Appended drawing reference: 1- seawater pond, 2- circulating pump, 3- condenser, 4- spray head, 5- filler, 6 blowers, 7- fresh water collecting
Device, 8- cooler, 9- water supply pump 9；71- solidifying water pond, 72- water fender, 73- cold water pipe；74- fresh water pipe, 75- fresh-water tank；10-
Gas-liquid separator, 11- compressor, 12- gasoline trap, 13- feed-water heater, 14- throttle valve, 15- boiler feed pump,
101- valve, 102- valve, 103- valve, 104- valve, 16- sea water pump.
Specific embodiment
In the following with reference to the drawings and specific embodiments, the present invention is furture elucidated, it should be understood that these embodiments are merely to illustrate
It the present invention rather than limits the scope of the invention, after the present invention has been read, those skilled in the art are to of the invention each
The modification of kind equivalent form falls within the application range as defined in the appended claims.
As shown in Figure 1, a kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat, including evaporation of seawater system,
Fresh water collecting system, heat pump refrigeration system and the feed water system of boiler.
Evaporation of seawater system includes seawater pond 1, circulating pump 2, condenser 3, spray head 4, filler 5 and blower 6, the blower 6,
Spray head 4 and filler 5 are sequentially arranged in cooling tower from top to bottom；The seawater pond 1, circulating pump 2, condenser 3 and spray head 4 according to
Secondary connection；The gas turbine exhaust gas is discharged into condenser 3；Seawater is pumped into condenser 3 by steamer by circulating pump 2 from seawater pond 1
Then machine heating exhaust gas flows into spray head 4 and is sprayed, flows into cooling inner-tower filling material 5, be evaporated into steam wherein, later into
Enter into air.
Fresh water collecting system includes fresh water collecting apparatus by means 7, cooler 8 and the water supply pump 9 that circuit is made up of pipeline；It is described
Fresh water collecting apparatus by means 7 is arranged between blower 6 and spray head 4.Cold water refrigerating medium is pumped into fresh water collecting apparatus by means 7 by water supply pump 9, in fresh water
Steam is condensed into fresh water in collector 7, cooler 8 is then returned and is cooled, recycle preparing fresh again.
The fresh water collecting apparatus by means 7 includes solidifying water pond 71, water fender 72 and cold water pipe 73；The fresh water collecting apparatus by means 7 is in case
Shape, the solidifying water pond are placed in 7 bottom of fresh water collecting apparatus by means, and fresh water pipe 74 is connected in the solidifying water pond, and the fresh water pipe 74 leads to
Fresh-water tank 75；The water fender 73 is arranged under 73 side of cold water pipe and 45 degree of horizontal directions.
The fresh water collecting apparatus by means 7, side are that damp-heat air flows through, and side is that cold water flows through, and cold water is driven by water supply pump 9,
It is recycled between evaporator with heat pump and fresh water collecting apparatus by means 7.Its structure is as shown in Fig. 2, overall structure is body structure, under cabinet
Portion is sealing surface, and top surface and side are ventilating surfaces, and it is that circulation is cold in cold water pipe that cold water pipe of the box house with water fender, which forms,
Water, is damp-heat air outside condenser pipe, and damp-heat air is sucked by the blower 6 at 7 top of fresh water collecting apparatus by means.
Evaporation of seawater system and fresh water collecting system, specific implementation process are as follows: when power plants generating electricity, boiler feedwater is passed through
Boiler is heated into hot steam, enters steam turbine and blade workmanship is pushed to drive electrical power generators, steam turbine is vented to the present invention
In the condenser of device, there is seawater in condenser, which is pumped into from seawater pond 1 by circulating pump 2.Steam is in condenser
Middle to be cooled to water by seawater, seawater is heated simultaneously, enters the spray head 4 in cooling tower, is broken into small water through 4 water of spray head
Drop, flows down along filler 5.Blower 6 operates, and air-flow flows through filler 5 from below to up, and the water on 5 surface of filler constantly evaporates, water from
It is transferred in air in hot sea water, while air themperature also constantly increases, air is entrained when by fresh water collecting apparatus by means 7
Moisture is condensed into fresh water, flows into fresh water collecting case.
The heat pump refrigeration system include the gas-liquid separator 10 sequentially connected, compressor 11, gasoline trap 12, to
Water heater 13 and throttle valve 14, the throttle valve 14 flow through the cooling evaporator and connect structure with the gas-liquid separator 10
At circuit.After refrigerant is sucked by compressor 11, into oil separator, then refrigerant vapour is in feed-water heater 13
It is cooled into liquid refrigerant, enters devaporizer 8 by throttle valve 14 and is used for preparing fresh, using gas-liquid separator
10, which enter compressor 11, constitutes circulation.
The feed water system of boiler has condenser 3, feed pump, feed-water heater 13 and four valves to constitute.The condensation
Device is connected to condenser and boiler feed pump respectively；Heating return water is passed through in feed-water heater 13 to be delivered to as heating water supply
At the boiler feed pump.Valve 1 is equipped between the condenser 3 and boiler feed pump；The condenser 3 is heated with water supply
Valve 2 is equipped between device 13；The heating return water, which enters, is equipped with valve 4, feed-water heater 13 and mistake at feed-water heater 13
It filters and is equipped with valve 3 between feed pump.
13 side of feed-water heater is water, and side is high temperature refrigerant, and high temperature refrigerant is discharged by compressor 11,
Water is from heat supply in winter return water or condenser condensate.
A kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat of the invention, power plant cooling tower are steamed with seawater
It feels cold and but replaces light evaporative cooling, fresh-water-saving resource.The collection of the steam of evaporation of seawater produced using heat pump techniques light
Marine energy is utilized in water.Evaporator with heat pump absorbs heat from steam condensation, then adds in condenser end to heating water return
Heat gives the heat supply of central heating pipe network, or heats to electric power plant circulating water, improves supply water temperature, sufficiently recycling waste heat, section
The about energy.
Claims (8)
1. a kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat, it is characterised in that: including seawater pond (1), circulation
(2), condenser (3), spray head (4), filler (5) and blower (6) are pumped, the blower (6), spray head (4) and filler (5) are from top to bottom
It is sequentially arranged in cooling tower；The seawater pond (1), circulating pump (2), condenser (3) and spray head (4) are sequentially connected；Steam turbine
It is discharged into condenser (3)；The circulating pump (2) pump seawater from seawater pond (1) enters the condenser (3), via spray
Head (4) sprays seawater and is broken into small water droplet, interior into filler (4), and blower (6) operating, evaporation of seawater realizes the cooling of cooling tower
Effect.
2. a kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat according to claim 1, it is characterised in that:
It further include fresh water collecting apparatus by means (7), cooler (8) and the water supply pump (9) that circuit is made up of pipeline；The fresh water collecting apparatus by means (7)
It is arranged between blower (6) and spray head (4).
3. a kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat according to claim 2, it is characterised in that:
The fresh water collecting apparatus by means (7) includes solidifying water pond (71), water fender (72) and cold water pipe (73)；The fresh water collecting apparatus by means (7) is in case
Shape, the solidifying water pond are placed in fresh water collecting apparatus by means bottom, are connected in the solidifying water pond fresh water pipe (74), and the fresh water pipe (74) is logical
To fresh-water tank (75)；The water fender (73) is arranged under cold water pipe (73) side and 45 degree of horizontal directions.
4. a kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat according to claim 2, it is characterised in that:
It further include the gas-liquid separator (10) sequentially connected, compressor (11), gasoline trap (12), feed-water heater (13) and throttling
Valve (14), the throttle valve (14) flow through the cooling evaporator (8) and the gas-liquid separator (10) and connect and compose circuit.
5. a kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat according to claim 4, it is characterised in that:
It further include boiler feed pump (15), the condenser (3) is connected to feed-water heater (13) and boiler feed pump (15) respectively；It adopts
Warm return water is passed through in feed-water heater (13) to be delivered at the boiler feed pump (15) as heating water supply.
6. a kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat according to claim 5, it is characterised in that:
Valve (101) are equipped between the condenser (3) and boiler feed pump (15)；Between the condenser (3) and feed-water heater
Equipped with valve (102)；The heating return water, which enters at feed-water heater (13), is equipped with valve (103), feed-water heater and filtering
Valve (104) are equipped between feed pump.
7. a kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat according to claim 1, it is characterised in that:
The seawater pond (1) is equipped with sea water pump (16).
8. a kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat according to claim 1, it is characterised in that: institute
It states seawater pond (1) and is located at cooling tower bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910092350.8A CN109809514A (en) | 2019-01-30 | 2019-01-30 | A kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910092350.8A CN109809514A (en) | 2019-01-30 | 2019-01-30 | A kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat |
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| Publication Number | Publication Date |
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| CN109809514A true CN109809514A (en) | 2019-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910092350.8A Pending CN109809514A (en) | 2019-01-30 | 2019-01-30 | A kind of heat pump sea water desalting apparatus using power plant cooling tower waste heat |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332727A (en) * | 2019-06-27 | 2019-10-15 | 山东大学 | A kind of the absorption type water purification refrigeration system and its application of industrial exhaust heat driving |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102557176A (en) * | 2012-02-07 | 2012-07-11 | 绍兴文理学院 | Sea water desalinating device of cooling tower of coastal and island thermal power plants |
| CN102583857A (en) * | 2012-02-07 | 2012-07-18 | 绍兴文理学院 | Electrical fresh water co-production device for coastal thermal power plant and island thermal power plant |
| CN206208053U (en) * | 2016-11-29 | 2017-05-31 | 新昌县双彩乡亚飞轴承厂 | A kind of cooling tower for cooling down high-temperature steam |
| CN109019733A (en) * | 2018-07-09 | 2018-12-18 | 南京航空航天大学 | Single packed tower humidification heat pump solution concentration systems and method |
| CN209906376U (en) * | 2019-01-30 | 2020-01-07 | 浙江海洋大学 | Heat pump seawater desalination device utilizing waste heat of power plant cooling tower |
-
2019
- 2019-01-30 CN CN201910092350.8A patent/CN109809514A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102557176A (en) * | 2012-02-07 | 2012-07-11 | 绍兴文理学院 | Sea water desalinating device of cooling tower of coastal and island thermal power plants |
| CN102583857A (en) * | 2012-02-07 | 2012-07-18 | 绍兴文理学院 | Electrical fresh water co-production device for coastal thermal power plant and island thermal power plant |
| CN206208053U (en) * | 2016-11-29 | 2017-05-31 | 新昌县双彩乡亚飞轴承厂 | A kind of cooling tower for cooling down high-temperature steam |
| CN109019733A (en) * | 2018-07-09 | 2018-12-18 | 南京航空航天大学 | Single packed tower humidification heat pump solution concentration systems and method |
| CN209906376U (en) * | 2019-01-30 | 2020-01-07 | 浙江海洋大学 | Heat pump seawater desalination device utilizing waste heat of power plant cooling tower |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332727A (en) * | 2019-06-27 | 2019-10-15 | 山东大学 | A kind of the absorption type water purification refrigeration system and its application of industrial exhaust heat driving |
| CN110332727B (en) * | 2019-06-27 | 2020-05-19 | 山东大学 | Industrial waste heat driven adsorption type water purification and refrigeration system and application thereof |
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