CN102865693A - Triple-generation unit combining air source, waste water source and heat pump - Google Patents

Triple-generation unit combining air source, waste water source and heat pump Download PDF

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Publication number
CN102865693A
CN102865693A CN2012103926991A CN201210392699A CN102865693A CN 102865693 A CN102865693 A CN 102865693A CN 2012103926991 A CN2012103926991 A CN 2012103926991A CN 201210392699 A CN201210392699 A CN 201210392699A CN 102865693 A CN102865693 A CN 102865693A
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China
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side heat
air
source
water source
heat exchanger
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CN2012103926991A
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赵克
黄鹏
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赵克
黄鹏
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Priority to CN2012103926991A priority Critical patent/CN102865693A/en
Publication of CN102865693A publication Critical patent/CN102865693A/en
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Abstract

The invention relates to a triple-generation unit combining an air source, a waste water source and a heat pump. The unit comprises a compressor, a hot water side heat exchanger, a water source side heat-exchanging system, an air-conditioning side heat-exchanging system and a heat-exchanging type liquid storage device, wherein the hot water side heat exchanger is connected with the compressor through an oil-gas separator, the water source side heat-exchanging system is connected with the hot water side heat exchanger through a four-way reversing valve, the air-conditioning side heat-exchanging system is connected with the hot water side heat exchanger through the four-way reversing valve, and the heat-exchanging type liquid storage device is connected with the four-way reversing valve, the water source side heat-exchanging system, the air-conditioning side heat-exchanging system, the compressor and the oil-gas separator simultaneously. The unit has the advantages that the flexibility is high, the input cost and the occupied area of a plurality of sets of refrigerating, heating and hot water supplying devices can be reduced, the refrigerating, heating and hot water supplying efficiency is greatly improved, the operation cost can be reduced, heat produced by condensing is recovered to produce hot water at the same time of refrigerating, the produced hot water is free of charge, only electric driving is adopted, the usage of conventional energy sources is reduced, and no environmental pollution is caused.

Description

A kind of air-source and waste water source double-source heat pump three alliance units
Technical field
The present invention relates to a kind of heat pump for unit, especially relate to a kind of air-source and waste water source double-source heat pump three alliance units.
Background technology
Along with the development of society, it is particularly nervous that energy problem seems, the annual proportion in the shared total energy consumption of the energy resource consumption of air conditioner industry of country is increasing, seems particularly important at the energy-saving and cost-reducing of air conditioner industry.Traditional air-conditioning when freezing summer, mainly by the operation of air-conditioning inner compressor, is discharged into indoor heat outdoor.Facts have proved that when summer, outdoor environment temperature was higher than 35 ℃, the runnability of air-conditioning began to occur obvious decay, along with working environment is more and more higher, air conditioner refrigeration effect also worse and worse, it is large that power consumption also becomes.And air-conditioning is when heating in the winter time, and along with the decline of environment temperature, the heating effect of air-conditioning is obvious variation also, at this time will reach the heating purpose, has to adopt electric auxiliary heating to be finished, and so just greatly reducing the air-conditioning heating operational efficiency has increased power consumption.
Summary of the invention
The present invention solves the existing technical problem of prior art; Provide a kind of flexibility ratio high, reduced many cover refrigeration, heating, the input cost of supplying hot water equipment and a kind of air-source and the waste water source double-source heat pump three alliance units of floor space.
It is to solve the existing technical problem of prior art that the present invention also has a purpose; A kind of refrigeration, heating, supplying hot water efficient of greatly having improved is provided, has reduced operating cost; Refrigeration simultaneously condensation heat reclaims heat production water, and institute's heat production water is free, has also improved a kind of air-source and the waste water source double-source heat pump three alliance units of refrigerating efficiency simultaneously.
It is to solve the existing technical problem of prior art that the present invention has a purpose again; Provide a kind of electric energy that only adopts to drive, reduce conventional energy resource use, can not cause a kind of air-source and the waste water source double-source heat pump three alliance units of any pollution to environment.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals:
A kind of air-source and waste water source double-source heat pump three alliance units is characterized in that, comprise a compressor; The hot water side heat exchanger that is connected with compressor by gs-oil separator; The water source side heat-exchange system that is connected with the hot water side heat exchanger by a four-way change-over valve; The air-conditioning side heat-exchange system that is connected with the hot water side heat exchanger by four-way change-over valve; And the exchange type reservoir that is connected with described four-way change-over valve, water source side heat-exchange system, air-conditioning side heat-exchange system, air-conditioning side heat-exchange system, compressor and gs-oil separator of while.
At above-mentioned a kind of air-source and waste water source double-source heat pump three alliance units, described water source side heat-exchange system comprises a water source side heat exchanger; The waste water source delivery port of described water source side heat exchanger connects waste water source outlet pipe; The waste water source water inlet of water source side heat exchanger connects waste water source water inlet pipe; The first port of water source side heat exchanger is connected with exchange type reservoir and air-conditioning side heat-exchange system respectively by a waste water source magnetic valve, and the second port of water source side heat exchanger is connected with four-way change-over valve and a finned heat exchanger simultaneously.
At above-mentioned a kind of air-source and waste water source double-source heat pump three alliance units, be provided with air-conditioning side delivery port, air-conditioning side water inlet, the first port and the second port on the described air-conditioning side heat-exchange system; Described the first port is connected on the four-way change-over valve; The second port is connected with the exchange type reservoir with described finned heat exchanger by the first filter, the first expansion valve and the first check valve that connects successively simultaneously; This second port also is connected with the exchange type reservoir by the second check valve, the second filter and the second expansion valve that connects successively.
At above-mentioned a kind of air-source and waste water source double-source heat pump three alliance units, also be provided with low-pressure meter, low pressure controller and low pressure valve on the connecting line of exchange type reservoir and four-way change-over valve; Also be provided with high pressure gauge, dual pressure controller and high pressure valve on the connecting line of this four-way change-over valve and hot water side heat exchanger.
At above-mentioned a kind of air-source and waste water source double-source heat pump three alliance units, described exchange type reservoir is connected with gs-oil separator by capillary.
Therefore, the present invention has following advantage: 1. flexibility ratio is high, reduces input cost and the floor space of many cover refrigeration, heating, supplying hot water equipment; 2. greatly improve refrigeration, heating, supplying hot water efficient, reduced operating cost; Refrigeration simultaneously condensation heat reclaims heat production water, and institute's heat production water is free, has also improved refrigerating efficiency simultaneously; 3. only adopt electric energy to drive, reduce conventional energy resource use, can not cause any pollution to environment.
Description of drawings
Accompanying drawing 1 is a kind of structural principle schematic diagram of the present invention.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.Among the figure, compressor 1, gs-oil separator 2, hot water side heat exchanger 3, hot water outlet 4, water inlet of hot water 5, finned heat exchanger 6, heat exchange blower fan 7, air source magnetic valve 8, waste water source magnetic valve 9, water source side heat exchanger 10, waste water source water inlet pipe 11, waste water source outlet pipe 12, air-conditioning side heat exchanger 13, air-conditioning side delivery port 14, air-conditioning side water inlet 15, the first filter 16, the first expansion valve 17, the first check valve 18, the second filter 19, the second expansion valve 20, the second check valve 21, exchange type reservoir 22, low-pressure meter 23, low pressure controller 24, low pressure valve 25, high pressure gauge 26, dual pressure controller 27, high pressure valve 28, four-way change-over valve 29, capillary 30.
Embodiment:
Paper is connection structure of the present invention once, the present invention includes a compressor 1; The hot water side heat exchanger 3 that is connected with compressor 1 by gs-oil separator 2; The water source side heat-exchange system that is connected with hot water side heat exchanger 3 by a four-way change-over valve 29; The air-conditioning side heat-exchange system that is connected with hot water side heat exchanger 3 by four-way change-over valve 29; And the exchange type reservoir 22 that is connected with described four-way change-over valve 29, water source side heat-exchange system, air-conditioning side heat-exchange system, air-conditioning side heat-exchange system, compressor 1 and gs-oil separator 2 of while.
Water source side heat-exchange system comprises a water source side heat exchanger 10; The waste water source delivery port of described water source side heat exchanger 10 connects waste water source outlet pipe 12; The waste water source water inlet of water source side heat exchanger 10 connects waste water source water inlet pipe 11; The first port of water source side heat exchanger 10 is connected with exchange type reservoir 22 and air-conditioning side heat-exchange system respectively by a waste water source magnetic valve 9, and the second port of water source side heat exchanger 10 is connected with four-way change-over valve 29 and a finned heat exchanger 6 simultaneously.
Be provided with air-conditioning side delivery port 14, air-conditioning side water inlet 15, the first port and the second port on the air-conditioning side heat-exchange system; Described the first port is connected on the four-way change-over valve 29; The second port is connected with the exchange type reservoir with described finned heat exchanger 6 simultaneously by the first filter 19, the first expansion valve 20 and the first check valve 21 that connect successively and is connected; This second port also is connected with exchange type reservoir 22 by the second check valve 21, the second filter 19 and the second expansion valve 20 that connects successively.
In addition, also be provided with low-pressure meter 23, low pressure controller 24 and low pressure valve 25 on the connecting line of exchange type reservoir 22 and four-way change-over valve 29; Also be provided with high pressure gauge 26, dual pressure controller 27 and high pressure valve 28 on the connecting line of this four-way change-over valve 29 and hot water side heat exchanger 3; Exchange type reservoir 22 is connected with gs-oil separator 2 by capillary 30.
The present invention is different according to environment and field of employment, can select to adopt air or waste water as Cooling and Heat Source, has greatly improved operation of air conditioner efficient.Traditional air-conditioning, because when freezing summer, outdoor temperature is more than 35 ℃, and air-conditioning rejects heat to the relatively difficulty that just seems in the air by the internal condensation device, and generally its coefficient of performance is about 3.0.And adopt waste water as Cooling and Heat Source, and relatively low because of water temperature, adopt water-cooled method, its operational efficiency improves greatly, and its refrigerating operaton coefficient of performance can reach more than 5.0.During heat supply in winter, its runnability coefficient also is higher than the air source heat pump pattern of traditional air-conditioning far away.
This unit energy is different according to field of employment and climatic environment, select to adopt air or waste water as Cooling and Heat Source, when freezing summer, difference in conjunction with concrete field of employment condition, can select Very good cooling mode, reject heat in the air or be discharged in the waste water, the performance during with unit operation is brought up to optimum state.And when moving in the winter time, can be according to the difference of environment temperature and using area, selecting to obtain heat from waste water or from air satisfies the heating demand, can greatly improve the unit operating efficiency like this.Even in the season that does not need to freeze or heat, also can select from waste water or from air, to extract heat and realize producing domestic hot-water's purpose.
Double-source heat pump waste water source and air-source three alliance units as Cooling and Heat Source, are realized refrigeration in summer, heat supply in winter, annual domestic hot-water's demand with waste water and air.In Various Seasonal and different fields of employment, difference according to demand, but five kinds of different mode of operations of flexible modulation are respectively: 1, separate refrigeration, 2: refrigeration while heat production water, 3: separately heating, 4: simultaneously heat production of heating water, 5: independent heat production water.A tractor serves several purposes, heat rationally take full advantage of efficient energy-saving.
During work, the present invention has following several mode of operation, and unit can be selected any mode operation in " separate refrigeration ", " refrigeration+hot water ", " separately heating ", " heating+hot water ", " the separately supplying hot water ".
1, separate refrigeration: compressor 1 energising work, cold-producing medium in the system pipeline also claims working medium to become the HTHP gaseous working medium, process gs-oil separator 2 enters hot water side heat exchanger 3 after oil is separated, hot water side heat exchanger 3 quits work at this moment, heat does not exchange release, the HTHP gaseous working medium is through cross valve 29, goes out from the upper left A mouth of cross valve 29.Difference according to environment for use, select " low-temperature receiver " release heat by the open and close situation that changes air source magnetic valve 8 and waste water source magnetic valve 9 in the control system, heat is discharged in the air by finned heat exchanger 6 under the effect of heat exchange blower fan 7, or rejects heat in the waste water by water source side heat exchanger 10.The temperature and pressure of working medium reduces after the release heat, by heat exchange the E mouth of reservoir 22 is entered, go out from the F mouth afterwards, refrigeration working medium filters by filter 219 again, the throttling of expansion valve 220, and check valve 221 enters air-conditioning side heat exchanger 13, working medium is evaporated absorbing heat in heat exchanger, to reduce by the coolant-temperature gage of heat exchanger, working medium goes out the C mouth that heat exchanger enters four-way change-over valve 29 afterwards, go out to enter the D mouth of exchange type reservoir 22 from the B mouth, go out exchange type reservoir 22 from the G mouth afterwards and get back to compressor 1 and finish On The Cycle Working Process one time.
In whole process, draw heat the water of refrigeration working medium in air-conditioning side heat exchanger 13, the temperature of water reduces the generation chilled water and is used for indoor refrigeration, and heat is discharged in the air by finned heat exchanger 6, or is discharged in the waste water by water source side heat exchanger 10.Realize at last the purpose of indoor refrigeration.
2, refrigeration+hot water: during this work pattern and separate refrigeration similar, when cold-producing medium is flowed through hot water side heat exchanger 3, this heat exchanger work, reject heat in the water of the hot water side heat exchanger of flowing through and produce hot water, compressor exhaust temperature can reach more than 100 ℃, so the hot water temperature who produces can reach more than 80 ℃.This heat exchanger quits work reach the temperature of setting as the hot water temperature after, and unnecessary heat rejects heat in the air by air-source heat exchange side, or rejects heat in the water by water source side heat exchanger.Realize at last the simultaneously purpose of supplying hot water of refrigeration.Traditional refrigeration plant all is discharged into this part heat in the air or in the water, and heat is wasted, the full heat of heat or part recuperation of heat heat production water that this unit energy discharges condensation, and institute's heat production water is fully free.
3, separately heating: compressor operating, high-temperature high-pressure refrigerant enters the hot water side heat exchanger after by gs-oil separator, because the hot water side heat exchanger is work not, cold-producing medium does not have release heat, the cold-producing medium cross valve of flowing through afterwards, from the upper right inflow changes in temperature side heat exchanger that exports out of cross valve, the cold-producing medium of HTHP is the condensation release heat in heat exchanger, the flowed through water of heat exchanger of its heat absorbs, and the circulating hot water when producing heating is to indoor heating.By after the filter filtration, again by the throttling of expansion valve, become the low-temp low-pressure liquid refrigerant after the cold-producing medium release heat.Cold-producing medium enters air-source heat exchange side or water source side heat exchanger after by check valve afterwards, according to the difference of environment for use, and by the former heat exchange side of air absorbing heat from air, or by water source side heat exchanger absorbing heat from waste water.The cold-producing medium of absorbing heat enters upper left mouthful of cross valve, gets back to compressor after middle port goes out to get back to reservoir, and the once circulation of completion system is to reach the purpose of indoor heating.
4, heating+supplying hot water: this pattern and independent heating mode are similar, and when just cold-producing medium was flowed through the hot water side heat exchanger, heat exchanger work rejected heat in the water of the heat exchanger of flowing through, and produce high-temperature-hot-water and are used for living-hygienic hot water.This pattern at utmost discharges heat by condensed in two stages, has greatly improved system works efficient, realizes simultaneously the purpose for warm supplying hot water.
5, independent supplying hot water: compressor operating, high-temperature high-pressure refrigerant is through after the separation of gs-oil separator, gaseous refrigerant is through the hot water side heat exchanger, reject heat in the hot water, the afterwards upper right outlet by cross valve enters changes in temperature side heat exchanger, because heat exchanger is work not, heat does not discharge, pass through again filter, the throttling of expansion valve, check valve, cold-producing medium become the low-temp low-pressure liquid refrigerant, by receiving heat with the air-source heat exchange side draught of air exchange, or by water source side heat exchanger absorbing heat from waste water, cold-producing medium is got back to compressor behind the reservoir of flowing through, the once circulation of completion system by cross valve afterwards.Finally reach the low-temperature heat quantity that utilizes in the waste water or the purpose of coming heat production water by airborne heat.
Specific embodiment described herein only is to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or replenish or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has more used compressor 1, gs-oil separator 2, hot water side heat exchanger 3, hot water outlet 4, water inlet of hot water 5, finned heat exchanger 6, heat exchange blower fan 7, air source magnetic valve 8, waste water source magnetic valve 9, water source side heat exchanger 10, waste water source water inlet pipe 11, waste water source outlet pipe 12, air-conditioning side heat exchanger 13, air-conditioning side delivery port 14, air-conditioning side water inlet 15, the first filter 16, the first expansion valve 17, the first check valve 18, the second filter 19, the second expansion valve 20, the second check valve 21, exchange type reservoir 22, low-pressure meter 23, low pressure controller 24, low pressure valve 25, high pressure gauge 26, dual pressure controller 27, high pressure valve 28, four-way change-over valve 29, capillary 30 terms such as grade, but do not get rid of the possibility of using other term.Using these terms only is in order to describe more easily and explain essence of the present invention; They are construed to any additional restriction all is contrary with spirit of the present invention.

Claims (5)

1. an air-source and waste water source double-source heat pump three alliance units is characterized in that, comprise a compressor (1); The hot water side heat exchanger (3) that is connected with compressor (1) by gs-oil separator (2); The water source side heat-exchange system that is connected with hot water side heat exchanger (3) by a four-way change-over valve (29); The air-conditioning side heat-exchange system that is connected with hot water side heat exchanger (3) by four-way change-over valve (29); And the exchange type reservoir (22) that is connected with described four-way change-over valve (29), water source side heat-exchange system, air-conditioning side heat-exchange system, air-conditioning side heat-exchange system, compressor (1) and gs-oil separator (2) of while.
2. a kind of air-source according to claim 1 and waste water source double-source heat pump three alliance units is characterized in that, described water source side heat-exchange system comprises a water source side heat exchanger (10); The waste water source delivery port of described water source side heat exchanger (10) connects waste water source outlet pipe (12); The waste water source water inlet of water source side heat exchanger (10) connects waste water source water inlet pipe (11); The first port of water source side heat exchanger (10) is connected with exchange type reservoir (22) and air-conditioning side heat-exchange system respectively by a waste water source magnetic valve (9), and the second port of water source side heat exchanger (10) is connected with four-way change-over valve (29) and a finned heat exchanger (6) simultaneously.
3. a kind of air-source according to claim 2 and waste water source double-source heat pump three alliance units is characterized in that, are provided with air-conditioning side delivery port (14), air-conditioning side water inlet (15), the first port and the second port on the described air-conditioning side heat-exchange system; Described the first port is connected on the four-way change-over valve (29); The second port is connected 22 with described finned heat exchanger (6) with the exchange type reservoir simultaneously by the first filter (19), the first expansion valve (20) and the first check valve (21) that connect successively) be connected; This second port also is connected with exchange type reservoir (22) by the second check valve (21), the second filter (19) and the second expansion valve (20) that connects successively.
4. a kind of air-source according to claim 1 and waste water source double-source heat pump three alliance units, it is characterized in that, also be provided with low-pressure meter (23), low pressure controller (24) and low pressure valve (25) on the connecting line of exchange type reservoir (22) and four-way change-over valve (29); Also be provided with high pressure gauge (26), dual pressure controller (27) and high pressure valve (28) on the connecting line of this four-way change-over valve (29) and hot water side heat exchanger (3).
5. a kind of air-source according to claim 1 and waste water source double-source heat pump three alliance units is characterized in that, described exchange type reservoir (22) is connected with gs-oil separator (2) by capillary (30).
CN2012103926991A 2012-10-16 2012-10-16 Triple-generation unit combining air source, waste water source and heat pump Pending CN102865693A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105466066A (en) * 2015-12-15 2016-04-06 江苏朗肯空气空调有限公司 Control method for low-circumstance-temperature liquid spray type air source triple cogeneration unit

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Publication number Priority date Publication date Assignee Title
US4363218A (en) * 1981-04-10 1982-12-14 Halstead Industries, Inc. Heat pump using solar and outdoor air heat sources
JP2000179970A (en) * 1998-12-11 2000-06-30 Sanyo Electric Co Ltd Air conditioning system
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Publication number Priority date Publication date Assignee Title
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Application publication date: 20130109