CN103438523A - Electric-energy-storage high-accuracy air conditioning equipment using low-grade heat source heat pump - Google Patents
Electric-energy-storage high-accuracy air conditioning equipment using low-grade heat source heat pump Download PDFInfo
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- CN103438523A CN103438523A CN2013103335360A CN201310333536A CN103438523A CN 103438523 A CN103438523 A CN 103438523A CN 2013103335360 A CN2013103335360 A CN 2013103335360A CN 201310333536 A CN201310333536 A CN 201310333536A CN 103438523 A CN103438523 A CN 103438523A
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Abstract
The invention relates to electric-energy-storage high-accuracy air conditioning equipment using a low-grade heat source heat pump. The equipment comprises a low-grade heat source, an adsorption-type heat pump, a heat energy storage device and an air conditioning system. The heat energy storage device comprises a heat-electricity conversion device and an electric energy storage device. The air conditioning system is a compression-type air conditioning system. The low-grade heat source is converted into a high-temperature heat source through the adsorption-type heat pump, then the high-temperature heat source is converted into electric energy through the heat-electricity conversion device, the electric energy is supplied to the air conditioning system and excessive electric energy is stored in the electric energy storage device for future use. The electric-energy-storage high-efficiency air conditioning equipment using the low-grade heat source heat pump has the advantages that since the heat energy is converted into the electric energy through the heat-electricity conversion device and then the electric energy is stored, the electric energy density is improved and the occupied space is saved; since the electric energy is used for driving the ordinary compression-type air conditioning system, the precise control of an air conditioner is easy to realize and the use requirements of places which have higher requirements on the air conditioner can be met; since a sensor is used for measuring the internal parameters of the adsorption-type heat pump and the adsorption conversion frequency of adsorbing agent is controlled, the conversion process can be shortened and the working efficiency of the heat pump is improved.
Description
Technical field
The present invention relates to a kind of electric energy storage high efficiency apparatus of air conditioning that uses the low-grade heat source heat pump, be mainly used in the occasion higher to air-conditioning requirement, as greenhouse, laboratory and luxurious hotel.
Background technology
In prior art, there is a kind of " using energy storage variations in temperature formula air conditioning method and the special equipment thereof of groundwater reservoir and water resource heat pump " (CN200710036201), to comprise a underground heat conversion cycle loop and an air conditioning heat conversion cycle loop.A variable temperature air conditioning heat conversion cycle loop is contained in this air conditioning heat conversion cycle loop.In underground heat conversion cycle loop, water resource heat pump is used the energy-storage box switching energy, and in air conditioning heat conversion cycle loop, energy-storage box is used air conditioning load loop switching energy.Utilize energy storage water (liquid) case heat energy storage, to realize stable continuous wave output, meet the needs of power save mode of operation, the quick variation that solves the low capacity of current thermal source and temperature causes the problem of larger variations in temperature and a large amount of power consumption.But the shortcoming of utilizing energy storage water (liquid) case heat energy storage to exist is: the finite energy that energy-storage box stores, and take very large volume; Because the stable regulation of the liquid heat energy temperature height stored indefinite (relevant with the temperature of the time length of inputting heat and thermal source) to the temperature of air-conditioning system bothers very much, usually can not reach temperature requirement, affect the service property (quality) of air-conditioning, can not meet the occasion higher to air-conditioning requirement, as in greenhouse, the use of laboratory and luxurious hotel; In addition, in prior art, the radiator of adsorption type heat pump is very slow to the transfer process of the sorption and desorption of adsorbent, has reduced the operating efficiency of heat pump, has improved operating cost.
Summary of the invention
The object of the invention is to provide a kind of electric energy storage high efficiency apparatus of air conditioning that uses the low-grade heat source heat pump, the finite energy of the storage existed with the solution prior art, and take very large volume; Because the stable regulation of the indefinite temperature to air-conditioning system of liquid heat energy temperature height stored bothers very much, usually can not reach temperature requirement, affect the service property (quality) of air-conditioning, can not meet the occasion higher to air-conditioning requirement; And the radiator of adsorption type heat pump is very slow to the transfer process of the sorption and desorption of adsorbent, the ineffective problem of heat pump.
Technical scheme of the present invention is: a kind of electric energy storage high efficiency apparatus of air conditioning that uses the low-grade heat source heat pump, comprise low-quality thermal source, adsorption type heat pump, thermal energy storage device and air-conditioning system, it is characterized in that, described thermal energy storage device comprises thermoelectric conversion device and apparatus for storing electrical energy, and described air-conditioning system is compacting air-conditioning system; Low-quality thermal source is converted to the thermal source of high temperature by adsorption type heat pump, and is converted to electric energy by thermoelectric conversion device, for supplying with the electric power of air-conditioning system, and unnecessary electrical power storage is standby in apparatus for storing electrical energy.
Described apparatus for storing electrical energy adopts lithium ion battery, Ni-MH battery or nickel-cadmium cell; Apparatus for storing electrical energy utilizes charging-discharging controller to control it and discharges and recharges.
In the shell of described adsorption type heat pump, sensor is housed, the output signal of sensor is transferred to the conversion that a controller goes to control the sorption and desorption process of adsorption type heat pump.
Described sensor is pressure sensor or temperature sensor.
Absorber-desorption device unit is when absorption, and the pressure and temperature in shell raises; When desorb, the pressure and temperature in shell is lower; Pressure in the enclosure or temperature raise or hang down while setting value, controller removes to control the circulating pump on heat exchanger and condensation-evaporation tube closed circuit, carry out the conversion of the sorption and desorption process of adsorption type heat pump in good time, shorten the transfer process of the sorption and desorption of adsorbent, improved the operating efficiency of heat pump.
Advantage of the present invention is: utilizing thermoelectric conversion device is electric energy by thermal power transfer, and is stored in lithium-ions battery, has greatly improved electric energy density on the one hand, has saved and has taken up room; On the other hand, utilize the compressor-type air-conditioning system of driven by power routine, easily realize the control accuracy of air-conditioner temperature, can meet the instructions for use of the occasion higher to air-conditioning requirement; In addition, utilize the parameter of the radiator inside of sensor measurement adsorption type heat pump, control the inversion frequency of sorption and desorption according to this parameter value, can shorten the transfer process of the sorption and desorption of adsorbent, improved the operating efficiency of heat pump.
The accompanying drawing explanation
Fig. 1 is overall formation schematic diagram of the present invention.
Fig. 2 is the structural representation of adsorption type heat pump in Fig. 1.
The specific embodiment
Referring to Fig. 1 and Fig. 2, a kind of electric energy storage high efficiency apparatus of air conditioning that uses the low-grade heat source heat pump of the present invention, comprise that low-quality thermal source (comprising the conventional circulatory system) 1, adsorption type heat pump 2(comprise conventional supporting cyclic control system), thermoelectric conversion device 3, apparatus for storing electrical energy 4 and air-conditioning system 5, described air-conditioning system 5 is compacting air-conditioning system.Low-quality thermal source 1 is converted to the thermal source of high temperature by adsorption type heat pump 2, and is converted to electric energy by thermoelectric conversion device 3, for supplying with the electric power of air-conditioning system 5, and unnecessary electrical power storage is interior standby at apparatus for storing electrical energy (battery) 4.
Described apparatus for storing electrical energy 4 adopts lithium ion battery, Ni-MH battery or nickel-cadmium cell; Apparatus for storing electrical energy 4 utilizes charging-discharging controller 6(routine techniques) control it and discharge and recharge.
Described thermoelectric conversion device 3 is routine techniques, as adopted alkali metal thermo-electric converter or temperature difference heat galvanic couple unit group electricity generating method and temperature-difference thermoelectric conversion device (CN98113410.6) etc.
The structure of described adsorption type heat pump 2 and the circulatory system are routine techniques, and it is provided with the absorber that is comprised of heat exchanger 22 and solid adsorption material 23-desorption device unit 24 in shell 21.This absorber-desorption device unit 24 is contained in a public shell 21 to the surrounding environment sealing together with a condenser-reboiler unit (comprising condensation-evaporation tube 26 and condensation-evaporant 27).Wherein, this absorber-desorption device unit 24 is spaced by the element 25 of a permeable adsorbate with condenser-reboiler unit 26.On the closed circuit of heat exchanger 22 and condensation-evaporation tube 26, circulating pump 7 and 8 respectively are housed.
Claims (5)
1. the electric energy storage high efficiency apparatus of air conditioning that uses the low-grade heat source heat pump, comprise low-quality thermal source, adsorption type heat pump, thermal energy storage device and air-conditioning system, it is characterized in that, described thermal energy storage device comprises thermoelectric conversion device and apparatus for storing electrical energy, and described air-conditioning system is compacting air-conditioning system; Low-quality thermal source is converted to the thermal source of high temperature by adsorption type heat pump, and is converted to electric energy by thermoelectric conversion device, for supplying with the electric power of air-conditioning system, and unnecessary electrical power storage is standby in apparatus for storing electrical energy.
2. the energy storage variations in temperature formula apparatus of air conditioning of use low-grade heat source heat pump according to claim 1, is characterized in that, described apparatus for storing electrical energy adopts lithium ion battery, Ni-MH battery or nickel-cadmium cell; Apparatus for storing electrical energy utilizes charging-discharging controller to control it and discharges and recharges.
3. the energy storage variations in temperature formula apparatus of air conditioning of use low-grade heat source heat pump according to claim 1, it is characterized in that, in the shell of described adsorption type heat pump, sensor is housed, the output signal of sensor is transferred to the conversion that a controller goes to control the sorption and desorption process of adsorption type heat pump.
4. the energy storage variations in temperature formula apparatus of air conditioning of use low-grade heat source heat pump according to claim 3, is characterized in that, described sensor is pressure sensor or temperature sensor.
5. the energy storage variations in temperature formula apparatus of air conditioning of use low-grade heat source heat pump according to claim 4, is characterized in that, absorber-desorption device unit is when absorption, and the pressure and temperature in shell raises; When desorb, the pressure and temperature in shell is lower; Pressure in the enclosure or temperature raise or hang down while setting value, controller removes to control the circulating pump on heat exchanger and condensation-evaporation tube closed circuit, carry out the conversion of the sorption and desorption process of adsorption type heat pump in good time, shorten the transfer process of the sorption and desorption of adsorbent, improved the operating efficiency of heat pump.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310333536.0A CN103438523B (en) | 2013-08-02 | 2013-08-02 | Electric-energy-storage high-accuracy air conditioning equipment using low-grade heat source heat pump |
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| CN201310333536.0A CN103438523B (en) | 2013-08-02 | 2013-08-02 | Electric-energy-storage high-accuracy air conditioning equipment using low-grade heat source heat pump |
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| CN103438523A true CN103438523A (en) | 2013-12-11 |
| CN103438523B CN103438523B (en) | 2015-04-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103438522A (en) * | 2013-08-02 | 2013-12-11 | 南通大学 | Electric-energy-storage high-precision air conditioning equipment using low-grade heat source heat pump |
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| CN1304800C (en) * | 2002-04-18 | 2007-03-14 | 索尔泰克股份公司 | Solid substance sorption heat pump |
| EP1970648A2 (en) * | 2007-03-12 | 2008-09-17 | Vaillant GmbH | Method for operating an adsorption heat pump |
| CN101554837A (en) * | 2008-12-31 | 2009-10-14 | 上海市延安中学 | Bus recycling energy |
| CN102203523A (en) * | 2008-10-24 | 2011-09-28 | 埃克森美孚研究工程公司 | System using unutilized heat for cooling and /or power generation |
| CN102628625A (en) * | 2012-05-03 | 2012-08-08 | 金继伟 | Recovered and absorbed heat warming and boosting system device |
| CN103438522A (en) * | 2013-08-02 | 2013-12-11 | 南通大学 | Electric-energy-storage high-precision air conditioning equipment using low-grade heat source heat pump |
-
2013
- 2013-08-02 CN CN201310333536.0A patent/CN103438523B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1304800C (en) * | 2002-04-18 | 2007-03-14 | 索尔泰克股份公司 | Solid substance sorption heat pump |
| EP1970648A2 (en) * | 2007-03-12 | 2008-09-17 | Vaillant GmbH | Method for operating an adsorption heat pump |
| CN102203523A (en) * | 2008-10-24 | 2011-09-28 | 埃克森美孚研究工程公司 | System using unutilized heat for cooling and /or power generation |
| CN101554837A (en) * | 2008-12-31 | 2009-10-14 | 上海市延安中学 | Bus recycling energy |
| CN102628625A (en) * | 2012-05-03 | 2012-08-08 | 金继伟 | Recovered and absorbed heat warming and boosting system device |
| CN103438522A (en) * | 2013-08-02 | 2013-12-11 | 南通大学 | Electric-energy-storage high-precision air conditioning equipment using low-grade heat source heat pump |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103438522A (en) * | 2013-08-02 | 2013-12-11 | 南通大学 | Electric-energy-storage high-precision air conditioning equipment using low-grade heat source heat pump |
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| CN103438523B (en) | 2015-04-15 |
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