CN102721131A - Efficient and energy-saving hydropower air-conditioning cold-water and hot-water machine set - Google Patents

Efficient and energy-saving hydropower air-conditioning cold-water and hot-water machine set Download PDF

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Publication number
CN102721131A
CN102721131A CN2012102263591A CN201210226359A CN102721131A CN 102721131 A CN102721131 A CN 102721131A CN 2012102263591 A CN2012102263591 A CN 2012102263591A CN 201210226359 A CN201210226359 A CN 201210226359A CN 102721131 A CN102721131 A CN 102721131A
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water
valve
hot
pipeline
function conversion
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CN2012102263591A
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CN102721131B (en
Inventor
林创辉
欧阳惕
孙永才
潘展华
陈华
易新文
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Guangdong Shenling Air Conditioning Equipment Co Ltd
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Guangdong Shenling Air Conditioning Equipment Co Ltd
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Priority to CN201220260268.5 priority
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Priority to CN201210226359.1A priority patent/CN102721131B/en
Publication of CN102721131A publication Critical patent/CN102721131A/en
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Abstract

An efficient and energy-saving hydropower air-conditioning cold-water and hot-water machine set comprises a cold-water and hot-water machine set and a backwater supply device of hydropower station deep-layer reservoir water. The backwater supply device of the hydropower station deep-layer reservoir water comprises a thermal insulation water supply pipe and a drain pipe, one end of the thermal insulation water supply pipe is soaked in the hydropower station deep-layer reservoir water, the other end of the thermal insulation water supply pipe is connected with the cold-water and hot-water machine set, one end of the drain pipe is connected with the cold-water and hot-water machine set, and a water sucking filter screen, a water suction pump, a check valve, a dirt separator, an electronic water treatment instrument, a Y type filter and a water supply outlet valve are sequentially arranged in the thermal insulation water supply pipe. The efficient and energy-saving hydropower air-conditioning cold-water and hot-water machine set further comprises a plate heat exchanger in simultaneous series connection with the thermal insulation water supply pipe and the drain pipe, and the plate heat exchanger is located between the water supply outlet valve and the cold-water and hot-water machine set. A circulating water pump is arranged in the thermal insulation water supply pipe positioned between the plate heat exchanger and the cold-water and hot-water machine set. The efficient and energy-saving hydropower air-conditioning cold-water and hot-water machine set has the advantages of being high in energy efficiency ratio, running reliably and being remarkable in energy-saving effect.

Description

Energy-efficient water power air conditioner cold and hot water unit
Technical field
The present invention relates to a kind of energy-efficient water power air conditioner cold and hot water unit.
Background technology
The power station has advantageous renewable resource: deep layer thermostated reservoir water, its water temperature between 7 ~ 25 ℃, very are suitable for the power station air conditioner energy saving and use throughout the year.
But; Present most of power stations air-conditioning still is designed to general common air-conditioning by traditional thinking; Add end or the cold water unit of light water like common air-cooled cold (heat) water unit and add terminal central air-conditioning, its operational efficiency is low, energy consumption is big, fully considers to utilize the problem of unique environments and resource realization air conditioner energy saving; Causing the power station keeping inexhaustible renewable resource need not; And adopt other not energy-conservation cooling or mode of heating, can not satisfy " energy-saving and emission-reduction " policy that present country advocates, and the requirement of construction of energy economizing type, friendly environment society.
Summary of the invention
The object of the invention aim to provide a kind of simple and reasonable, Energy Efficiency Ratio is high, energy-conserving and environment-protective, reliable and secure energy-efficient water power air conditioner cold and hot water unit, to overcome weak point of the prior art.
A kind of energy-efficient water power air conditioner cold and hot water unit by this purpose design; Comprise the hot and cold water unit; Its architectural feature is to comprise that also power station deep layer reservoir water supplies water recovery apparatus; This power station deep layer reservoir water supplies water recovery apparatus to comprise insulation feed pipe and drainpipe, and an end of insulation feed pipe is immersed in the deep layer reservoir water of power station, and the other end and the hot and cold water unit of insulation feed pipe join; One end and the hot and cold water unit of drainpipe join, and are disposed with suction screen pack, suction pump, check-valves, dirt separator, electric water treatment device, y-type filter and water supply outlet valve in the insulation feed pipe.
Energy-efficient water power air conditioner cold and hot water unit also comprises the plate type heat exchanger that is serially connected in simultaneously in insulation feed pipe and the drainpipe, and this plate type heat exchanger is between water supply outlet valve and hot and cold water unit.
Be provided with water circulating pump in the insulation feed pipe between said plate type heat exchanger and the hot and cold water unit.
Be provided with circulating-water valve in the insulation feed pipe between said water circulating pump and the hot and cold water unit.
Said hot and cold water unit comprises compressor, shell-tube evaporator, expansion valve, package condenser and three-way control valve, the kind of refrigeration cycle that compressor, shell-tube evaporator, expansion valve and package condenser constitute,
The other end of insulation feed pipe and first interface of three-way control valve join,
Second interface of three-way control valve and an end of first pipeline join, and the other end of first pipeline and first tube connector join,
Second pipeline is parallelly connected with first pipeline,
First function conversion water valve and the 3rd function conversion water valve are serially connected in first pipeline,
Second function conversion water valve and the 4th function conversion water valve are connected in series in second pipeline,
The water inlet end of package condenser inserts between second function conversion water valve and the 4th function conversion water valve,
The water inlet end of shell-tube evaporator inserts between first function conversion water valve and the 3rd function conversion water valve,
One end of drainpipe and an end of the 3rd pipeline join, and the other end of the 3rd pipeline and second tube connector join,
The 4th pipeline is parallelly connected with the 3rd pipeline,
Five-function conversion water valve and the 7th function conversion water valve are serially connected in the 3rd pipeline,
The 6th function conversion water valve and the 8th function conversion water valve are serially connected in the 4th pipeline,
The water side of package condenser is inserted between five-function conversion water valve and the 7th function conversion water valve,
The water side of shell-tube evaporator is inserted between the 6th function conversion water valve and the 8th function conversion water valve,
The 3rd interface of three-way control valve and an end of the 5th pipeline join, and the other end of the 5th pipeline and second tube connector join,
The 9th function conversion water valve is serially connected in the 5th pipeline.
Said hot and cold water unit also comprises the 6th pipeline, and an end of the 6th pipeline and an end of drainpipe join, and the other end of the 6th pipeline and first tube connector join, and the tenth function conversion water valve is serially connected in the 6th pipeline.
The present invention abandons the unreasonable part of design that existing general common air-conditioning unit is not considered power station unique environments and resource; That suits measures to local conditions utilizes advantageous power station, power station deep layer reservoir water; Power station deep layer reservoir water, purify, softening etc. is directly or indirectly used as the low-temperature receiver or the low-temperature heat source of water power air conditioner cold and hot water unit after handling; Through contrary Carnot cycle is that the power station provides chilled water; Or the low grade heat energy of reservoir water is converted into high-grade heat energy, for the power station provides heat medium water.
Power station deep layer reservoir water is that the power station is advantageous; This power station deep layer reservoir water is meant the degree of depth at the water of the water surface below 5 meters, its water temperature throughout the year between 7 ~ 25 ℃, 15 ~ 25 ℃ of summers; 7 ~ 15 ℃ of winters; No matter be winter or summer, the water temperature fluctuation range is little more than ambient air temperature, is very suitable for the low-temperature heat source of power station air conditioner unit in winter heating and the low-temperature receiver that freezes summer.
The water circulation pipe that power station deep layer reservoir water among the present invention supplies water recovery apparatus, three-way control valve, function conversion water valve, package condenser and tube connector etc. to form.Directly for the air conditioner group equipment provides required Cooling and Heat Source, return in the reservoir water again by the reservoir water after heat exchange behind suction screen pack, insulation feed pipe, suction pump, check-valves, dirt separator, electric water treatment device and y-type filter for power station deep layer reservoir water.Certainly, supply also configurable plate type heat exchanger in the water recovery apparatus in power station deep layer reservoir water, reservoir water is directly returned in the reservoir water behind y-type filter, plate type heat exchanger; Recirculated water constantly provides required Cooling and Heat Source water for the air conditioner group equipment behind water circulating pump, check-valves, circulating-water valve after the plate type heat exchanger heat exchange.
In summer, power station deep layer reservoir water gets into the package condenser and serves as cooling water behind three-way control valve, each function conversion water valve, absorb the heat of the high temperature refrigerant in the package condenser, accomplishes heat absorption after function conversion water valve directly returns in the reservoir.Because water temperature is lower than ambient air temperature, and temperature fluctuation range is little, can reduce water power air conditioner cold water unit equipment condensation temperature, improve operational efficiency.
In winter, power station deep layer reservoir water gets into shell-tube evaporator and serves as low-temperature heat source through three-way control valve, each function conversion water valve, and to the low-temperature refrigerant heat release in the shell-tube evaporator, accomplishes heat release after function conversion water valve directly returns in the reservoir.This unit operation only need consume small amount of electrical energy, can with the transfer of heat of low-grade power station deep layer reservoir water in the air conditioning hot of GOOD TASTE, need not to use boiler and air source heat pump, has avoided the pollution to environment, has reached the purpose of energy-conserving and environment-protective.
The present invention possesses winter heating energy saver mode, summer refrigerated energy-saving pattern and free cooling and energy conserving pattern etc.Wherein, 1) winter heating energy saver mode: return in the reservoir after the shell-tube evaporator heat release of power station deep layer reservoir water in water power air conditioner cold and hot water unit that power station deep layer reservoir water supplies water recovery apparatus to provide, heat medium water provides required heat medium water for the room, power station after the heat absorption of package condenser; 2) summer the refrigerated energy-saving pattern: directly return in the reservoir after the package condenser heat absorption of power station deep layer reservoir water in water power air conditioner cold and hot water unit that power station deep layer reservoir water supplies water recovery apparatus to provide, and chilled water is carried cold required chilled water for the power station air-conditioned room after shell-tube evaporator heat release cooling; 3) free cooling and energy conserving pattern: mainly be to the hydropower generator room; In transition season and winter; The power station deep layer reservoir water that power station deep layer reservoir water supplies water recovery apparatus to provide directly provides cold for machine room through three-way control valve, each function conversion water valve; Directly return in the reservoir through function conversion water valve after the heat exchange, water power air conditioner cold and hot water unit does not need to open again.
The present invention compares with the air-conditioning unit of common air-cooled cooled or the cold cooled of cooling tower water, has reduced the condensation temperature or the evaporating temperature of air-conditioner host, has improved operational efficiency; Save energy consumption, saved cooling tower simultaneously, also promoted the feature of environmental protection; It is higher that it has Energy Efficiency Ratio; Move more reliably, the Remarkable Energy Saving characteristics more meet country's energy-saving and emission-reduction policy of making great efforts to advocate in 12 planning.
Description of drawings
Fig. 1 is the first embodiment of the invention structural representation.
Fig. 2 is the second embodiment of the invention structural representation.
Among the figure: 10 is power station deep layer reservoir water, and 11 are the suction screen pack, and 12 is suction pump, and 13 is check-valves, and 14 is gate valve, and 15 is dirt separator; 16 is electric water treatment device, and 17 is y-type filter, and 18 are the water supply outlet valve, and J1 is a plate type heat exchanger, and J2 is a water circulating pump; J3 is a circulating-water valve, and II is the hot and cold water unit, and 21 is compressor, and 22 is shell-tube evaporator, and 23 is expansion valve; 24 is the package condenser, and 25 is three-way control valve, and 31 is first pipeline, and 32 is second pipeline, and 33 is the 3rd pipeline; 34 is the 4th pipeline, and 35 is the 5th pipeline, and 36 is the 6th pipeline, and F1 is first function conversion water valve, and F2 is second function conversion water valve; F3 is the 3rd a function conversion water valve, and F4 is the 4th a function conversion water valve, and F5 is a five-function conversion water valve, and F6 is the 6th a function conversion water valve, and F7 is the 7th a function conversion water valve; F8 is the 8th a function conversion water valve, and F9 is the 9th a function conversion water valve, and F10 is the tenth a function conversion water valve, and A is first tube connector, and B is second tube connector.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described.
First embodiment
Referring to Fig. 1; The water power air conditioner cold and hot water unit that this is energy-efficient; Comprise that hot and cold water unit II, power station deep layer reservoir water supply water recovery apparatus; This power station deep layer reservoir water supplies water recovery apparatus to comprise insulation feed pipe and drainpipe, and an end of insulation feed pipe is immersed in the power station deep layer reservoir water 10, and the other end and the hot and cold water unit II of insulation feed pipe are joined; One end of drainpipe and hot and cold water unit II are joined, and are disposed with suction screen pack 11, suction pump 12, check-valves 13, dirt separator 15, electric water treatment device 16, y-type filter 17 and water supply outlet valve 18 in the insulation feed pipe.
In the present embodiment, electric water treatment device 16 is used for power station deep layer reservoir water purification with softening.
Hot and cold water unit II comprises compressor 21, shell-tube evaporator 22, expansion valve 23, package condenser 24 and three-way control valve 25; The kind of refrigeration cycle that compressor 21, shell-tube evaporator 22, expansion valve 23 and package condenser 24 constitute; The other end of insulation feed pipe and first interface of three-way control valve 25 join; One end of second interface of three-way control valve 25 and first pipeline 31 joins; The other end of first pipeline 31 and the first tube connector A join; Second pipeline 32 is parallelly connected with first pipeline 31, and first function conversion water valve F1 and the 3rd function conversion water valve F3 are serially connected in first pipeline 31, and second function conversion water valve F2 and the 4th function conversion water valve F4 are connected in series in second pipeline 32; The water inlet end of package condenser 24 inserts between second function conversion water valve F2 and the 4th function conversion water valve F4; The water inlet end of shell-tube evaporator 22 inserts between first function conversion water valve F1 and the 3rd function conversion water valve F3, and an end of an end of drainpipe and the 3rd pipeline 33 joins, and the other end of the 3rd pipeline 33 and the second tube connector B join; The 4th pipeline 34 is parallelly connected with the 3rd pipeline 33; Five-function conversion water valve F5 and the 7th function conversion water valve F7 are serially connected in the 3rd pipeline 33, and the 6th function conversion water valve F6 and the 8th function conversion water valve F8 are serially connected in the 4th pipeline 34, and the water side of package condenser 24 is inserted between five-function conversion water valve F5 and the 7th function conversion water valve F7; The water side of shell-tube evaporator 22 is inserted between the 6th function conversion water valve F6 and the 8th function conversion water valve F8; One end of the 3rd interface of three-way control valve 25 and the 5th pipeline 35 joins, and the other end of the 5th pipeline 35 and the second tube connector B join, and the 9th function conversion water valve F9 is serially connected in the 5th pipeline 35.
Hot and cold water unit II comprises that also an end of the 6th pipeline 36, the six pipelines 36 and an end of drainpipe join, and the other end of the 6th pipeline 36 and the first tube connector A join, and the tenth function conversion water valve F10 is serially connected in the 6th pipeline 36.
So the cold-producing medium of being made up of compressor 21, shell-tube evaporator 22, expansion valve 23 and package condenser 24 circulates; Cold heat medium water by ten function conversion water valve, three-way control valve 25 and each pipeline, tube connectors are formed is changed pipeline.
During work; Power station deep layer reservoir water 10 is under suction pump 12 effects; Behind suction screen pack 11, insulation feed pipe, suction pump 12 and check-valves 13, get into dirt separator 15 and carry out precipitation process; Again through equipment clean, the softening processing such as electric water treatment device 16 and y-type filters 17, and after water supply outlet valve 18 for the power station provide summer refrigeration with the required Cooling and Heat Source of Winter heat supply, the heat exchange end loop is returned in the Hydropower Plant Reservoir at last.
The present invention has winter heating energy saver mode, summer refrigerated energy-saving pattern and free cooling and energy conserving pattern, and is specific as follows.
One, winter heating energy saver mode.
In winter, power station office needs heat supply heating owing to there are personnel to handle official business.At this moment, the temperature of power station deep layer reservoir water is in 7 ~ 15 ℃, as low-temperature heat source; Consume small amount of electrical energy through contrary Carnot cycle; Low-grade thermostated reservoir hydro-thermal amount is transferred in high-grade air conditioning hot, and then be the heating of power station office, energy-conserving and environment-protective more.Just can realize room heating so only need to consume small amount of electrical energy, need not boiler and air source heat pump, avoid pollution, reach the purpose of energy-conserving and environment-protective environment.
During work; As shown in Figure 1; Each function conversion water valve is adjusted to connection or closed condition, water power air conditioner cold and hot water unit operate as normal, cold-producing medium gets into package condenser 24 and carries out heat release after compressor 21 compressions; After expansion valve 23 throttling step-downs, get into shell-tube evaporator 22 heat absorptions then, get into compressor 21 again and carry out the cold-producing medium circulation.
Power station deep layer reservoir water supplies water recovery apparatus to combine power station institute calorific requirement operate as normal; Reservoir water gets into shell-tube evaporator 22 behind three-way control valve 25, function conversion water valve F1; Serve as low-temperature heat source and the low-temperature refrigerant heat release in package; Reservoir water after the completion heat release is returned in the reservoir through function conversion water valve F6, accomplishes the reservoir water circulation.And the required heat medium water of heat supply gets into the heat that package condenser 24 absorbs high temperature refrigerant through water pipe A, function conversion water valve F4 earlier; High temperature heat medium water after heat exchange equipment to need hot water behind function conversion water valve F7, water pipe B carries out heat supply; Get into 24 heat absorptions of package condenser after the heat exchange again, accomplish the heat medium water circulation.
Two, summer the refrigerated energy-saving pattern.
In summer, power plant building, power station and office all need the air-conditioning cooling.At this moment, the temperature of power station deep layer reservoir water is in 15 ~ 25 ℃, with power station deep layer reservoir water as cooling water; Consume small amount of electrical energy through contrary Carnot cycle; In the transfer of heat in the air-conditioned room to thermostated reservoir water, for power plant building, power station and office provide cold, energy-conserving and environment-protective more.
During work; As shown in Figure 1; Close first function conversion water valve F1, the 4th function conversion water valve F4, the 6th function conversion water valve F6, the 7th function conversion water valve F7, the 9th function conversion water valve F9, the tenth function conversion water valve F10, open second function conversion water valve F2, the 3rd function conversion water valve F3, five-function conversion water valve F5, the 8th function conversion water valve F8.Water power air conditioner cold and hot water unit operate as normal, cold-producing medium get into package condenser 24 and carry out heat release after compressor 21 compressions, after expansion valve 23 throttling step-downs, get into shell-tube evaporator 22 heat absorptions then, get into compressor again and carry out the cold-producing medium circulation.
Three, free cooling and energy conserving pattern.
Mainly be the Generators to the power station, transition season or winter machine room still need cooling.Because annual 24 hours running mode of operations are carried out in the hydropower generator room; Even if at nice and cool transition season; Generator in the Generators also can produce great amount of heat; If the employing common air-conditioning then need be opened unit and realize refrigeration through contrary Carnot cycle, need the electric energy of labor to be used for the running of air-conditioner host.And the temperature of the power station deep layer reservoir water of transition season is in 10 ~ 18 ℃; So can directly cold water be provided for the room at transition season and winter; Utilize the free cold free cooling of power station deep layer reservoir water; The air-conditioner host cooling need be do not opened, the required electric energy of air-conditioner host running can be practiced thrift in a large number.
During work, as shown in Figure 1, close first function conversion water valve F1 to the, eight functions conversion water valve F8, open the 9th function conversion water valve F9, the tenth function conversion water valve F10, water power air conditioner cold and hot water unit quits work.
Second embodiment
Referring to Fig. 2; Present embodiment is with respect to the difference of first embodiment: power station deep layer reservoir water supplies water recovery apparatus also to comprise the plate type heat exchanger J1 that is serially connected in simultaneously in insulation feed pipe and the drainpipe, and this plate type heat exchanger J1 is between water supply outlet valve 18 and hot and cold water unit II.
Be provided with water circulating pump J2 in the insulation feed pipe between plate type heat exchanger J1 and the hot and cold water unit II.Be provided with circulating-water valve J3 in the insulation feed pipe between water circulating pump J2 and the hot and cold water unit II.
During work, reservoir water is directly returned in the reservoir in plate type heat exchanger J1 with after the recirculated water heat exchange, and recirculated water then under the effect of water circulating pump J2, constantly provides required low-temperature receiver or thermal source for water power air conditioner cold and hot water unit.
Present embodiment also has winter heating energy saver mode, summer refrigerated energy-saving pattern and free cooling and energy conserving pattern, and is specific as follows.
One, winter heating energy saver mode.
In conjunction with power station institute calorific requirement, as shown in Figure 2, power station deep layer reservoir water is directly returned in the reservoir in plate type heat exchanger J1 with after the recirculated water heat exchange.Recirculated water is then getting into shell-tube evaporator 22 under the effect of water circulating pump J2 behind three-way control valve 25, first function conversion water valve F1; Serve as low-temperature heat source and the low-temperature refrigerant heat release in shell-tube evaporator 22; Accomplish heat release after the 6th function conversion water valve F6 returns cycle heat exchange among the plate type heat exchanger J1, circulating provides low-temperature receiver or thermal source for unit.
And the required heat medium water of heat supply gets into the heat that package condenser 24 absorbs high temperature refrigerant through the first tube connector A, the 4th function conversion water valve F4 earlier; High temperature heat medium water after heat exchange equipment to need hot water behind the 7th function conversion water valve F7, the second tube connector B carries out heat supply; Get into 24 heat absorptions of package condenser after the heat exchange again, accomplish the heat medium water circulation.
Two, summer the refrigerated energy-saving pattern.
In conjunction with power station institute in summer chilling requirement, as shown in Figure 2, power station deep layer reservoir water is directly returned in the reservoir in plate type heat exchanger J1 with after the recirculated water heat exchange.Recirculated water is then getting into package condenser 24 under the effect of water circulating pump J2 behind three-way control valve 25, second function conversion water valve F2; Serve as the heat that cooling water absorbs the high temperature refrigerant in the package condenser; Accomplish heat absorption after five-function conversion water valve F5 returns cycle heat exchange among the plate type heat exchanger J1, circulating provides low-temperature receiver or thermal source for unit.
And the required chilled water of summer cooling gets into shell-tube evaporator 22 and lowers the temperature to the low-temperature refrigerant heat release through the first tube connector A, the 3rd function conversion water valve F3 earlier; Cryogenic freezing water equipment to the need chilled water behind the 8th function conversion water valve F8, the second tube connector B provides cold then; Get into shell-tube evaporator 22 heat releases cooling after the heat exchange again, accomplish the chilled water circulation.
Three, free cooling and energy conserving pattern.
In conjunction with hydropower generator room institute chilling requirement, as shown in Figure 2, power station deep layer reservoir water is directly returned in the reservoir in plate type heat exchanger J1 with after the recirculated water heat exchange.Recirculated water then behind three-way control valve 25, the 9th function conversion water valve F9, the second tube connector B, to the Generators air-conditioning equipment cold water being provided under the effect of water circulating pump J2, absorbs the room heat; Heat exchange is after the first tube connector A, the tenth function conversion water valve F10 returns cycle heat exchange among the plate type heat exchanger J1, and circulating provides low-temperature receiver or thermal source for unit.
All the other are not stated part and see first embodiment, repeat no more.
Because the temperature of power station deep layer reservoir water is relatively stable throughout the year; Its fluctuation range is much smaller than the change of air; The ideal that is air conditioner refrigerating low-temperature receiver and heat source is selected; No matter be refrigeration or heating operation, the present invention cools off tower handpiece Water Chilling Units than tradition and the net for air-source heat pump units operational efficiency is high, has more energy saving, economy and the feature of environmental protection and high economic and social benefit.

Claims (6)

1. energy-efficient water power air conditioner cold and hot water unit; Comprise hot and cold water unit (II); It is characterized in that also comprising that power station deep layer reservoir water supplies water recovery apparatus; This power station deep layer reservoir water supplies water recovery apparatus to comprise insulation feed pipe and drainpipe; One end of insulation feed pipe is immersed in the power station deep layer reservoir water (10); The other end and the hot and cold water unit (II) of insulation feed pipe join, and an end of drainpipe and hot and cold water unit (II) join, and are disposed with suction screen pack (11), suction pump (12), check-valves (13), dirt separator (15), electric water treatment device (16), y-type filter (17) and water supply outlet valve (18) in the insulation feed pipe.
2. energy-efficient water power air conditioner cold and hot water unit according to claim 1; It is characterized in that also comprising the plate type heat exchanger (J1) that is serially connected in simultaneously in insulation feed pipe and the drainpipe, this plate type heat exchanger (J1) is positioned between water supply outlet valve (18) and the hot and cold water unit (II).
3. energy-efficient water power air conditioner cold and hot water unit according to claim 2 is characterized in that being provided with water circulating pump (J2) in the insulation feed pipe between said plate type heat exchanger (J1) and the hot and cold water unit (II).
4. energy-efficient water power air conditioner cold and hot water unit according to claim 3 is characterized in that being provided with circulating-water valve (J3) in the insulation feed pipe between said water circulating pump (J2) and the hot and cold water unit (II).
5. according to the arbitrary described energy-efficient water power air conditioner cold and hot water unit of claim 1 to 4; It is characterized in that said hot and cold water unit (II) comprises compressor (21), shell-tube evaporator (22), expansion valve (23), package condenser (24) and three-way control valve (25); The kind of refrigeration cycle that compressor (21), shell-tube evaporator (22), expansion valve (23) and package condenser (24) constitute
The other end of insulation feed pipe and first interface of three-way control valve (25) join,
One end of second interface of three-way control valve (25) and first pipeline (31) joins, and the other end of first pipeline (31) and first tube connector (A) join,
Second pipeline (32) is parallelly connected with first pipeline (31),
First function conversion water valve (F1) and the 3rd function conversion water valve (F3) are serially connected in first pipeline (31),
In second function conversion water valve (F2) and the 4th function conversion water valve (F4) serial connection second pipeline (32),
The water inlet end of package condenser (24) inserts between second function conversion water valve (F2) and the 4th function conversion water valve (F4),
The water inlet end of shell-tube evaporator (22) inserts between first function conversion water valve (F1) and the 3rd function conversion water valve (F3),
One end of one end of drainpipe and the 3rd pipeline (33) joins, and the other end of the 3rd pipeline (33) and second tube connector (B) join,
The 4th pipeline (34) is parallelly connected with the 3rd pipeline (33),
Five-function conversion water valve (F5) and the 7th function conversion water valve (F7) are serially connected in the 3rd pipeline (33),
The 6th function conversion water valve (F6) and the 8th function conversion water valve (F8) are serially connected in the 4th pipeline (34),
The water side of package condenser (24) is inserted between five-function conversion water valve (F5) and the 7th function conversion water valve (F7),
The water side of shell-tube evaporator (22) is inserted between the 6th function conversion water valve (F6) and the 8th function conversion water valve (F8),
One end of the 3rd interface of three-way control valve (25) and the 5th pipeline (35) joins, and the other end of the 5th pipeline (35) and second tube connector (B) join,
The 9th function conversion water valve (F9) is serially connected in the 5th pipeline (35).
6. energy-efficient water power air conditioner cold and hot water unit according to claim 5; It is characterized in that said hot and cold water unit (II) also comprises the 6th pipeline (36); One end of the 6th pipeline (36) and an end of drainpipe join; The other end of the 6th pipeline (36) and first tube connector (A) join, and the tenth function conversion water valve (F10) is serially connected in the 6th pipeline (36).
CN201210226359.1A 2012-06-04 2012-07-02 Efficient and energy-saving hydropower air-conditioning cold-water and hot-water machine set Active CN102721131B (en)

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CN201220260268 2012-06-04
CN201220260268.5 2012-06-04
CN201210226359.1A CN102721131B (en) 2012-06-04 2012-07-02 Efficient and energy-saving hydropower air-conditioning cold-water and hot-water machine set

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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