CN201878060U - Heat pump type temperature difference generating device - Google Patents
Heat pump type temperature difference generating device Download PDFInfo
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- CN201878060U CN201878060U CN2010205052033U CN201020505203U CN201878060U CN 201878060 U CN201878060 U CN 201878060U CN 2010205052033 U CN2010205052033 U CN 2010205052033U CN 201020505203 U CN201020505203 U CN 201020505203U CN 201878060 U CN201878060 U CN 201878060U
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- temperature
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- temperature difference
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- 230000005611 electricity Effects 0.000 claims abstract description 29
- 238000010248 power generation Methods 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 20
- 239000012774 insulation material Substances 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 230000017525 heat dissipation Effects 0.000 claims description 7
- 239000003570 air Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000013535 sea water Substances 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000005678 Seebeck effect Effects 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model relates to a heat pump type temperature difference generating device which is characterized in that a work loop of a variable-frequency compressor (1) is divided into a low-voltage region (12) and a high-voltage region (11), wherein one end of the variable-frequency compressor (1) is connected with a general outlet of a pipeline of the low-voltage region (12), and the other end of the variable-frequency compressor (1) is connected with a general outlet of a pipeline of the high-voltage region (11); in the thermoelectric generating device, two ends of an electric expansion valve (6) are respectively connected with the other outlets of the pipeline of the low-voltage region (12) and the pipeline of the high-voltage region (11); a temperature sensor of a temperature controller (8) is arranged at the high-voltage region (11) in a temperature difference power generator, and a control circuit of the temperature sensor is connected with the variable-frequency compressor (1); and a temperature difference electricity generating module (2) is tightly attached between the high-voltage region and the low-voltage region, and wiring terminals of the modules are connected with one another in series and in parallel to be connected with a direct current bus of an inverter (7). The efficiency of the device is effectively improved, i.e., the device can generate the electricity by absorbing the energy contained in the natural world.
Description
[technical field]
The utility model relates to Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically, relates to a kind of temperature difference electricity generation device.
[background technology]
Our employed now energy, some is directly from the sun, as solar panels; Some is the energy of conversion of solar energy, and as water energy, wind energy, biological energy source, some is in early days to be stored in the tellurian energy, the fossil fuel as coal, oil by what conversion of solar energy was come always.
Use for convenience, people are these energy conversion electric energy, if we regard thermal power plant as a flight data recorder, input is coal so, that is heat, output be electric energy.Heat can make the entity material produce the temperature difference, makes entity material such as air produce the temperature difference if can develop a kind of device so, extracts energy and generates electricity, also the self power generation with regard to realizing utilizing the energy in the surrounding environment material to come implement device.
This air source temperature difference electricity generation device needs the support of two kinds of technology: heat pump techniques and thermo-electric generation technology.
Heat pump techniques: air source water heater is exactly a typical heat pump, it is based on contrary Carnot cycle principle, working media is circulated by the phase transformation that compression-expansion discharges, transfer to after absorbing the heat in the ambient air and compressing intensification and be heated side, the electric energy that it consumes only is that compressor is used for carrying the used energy of air-energy, therefore the heat efficiency (COP) is up to 380%-800%, and the COP theoretical value is up to 1000%; That is to say that the electric weight of whenever paying 1kWh just can produce the heat that is equivalent to 3-8kWh as catalyst, wherein 1kWh is next in electric power for this, and 2-6kWh derives from air in addition.Conservation of energy formula is:
2 acquisition energy=spaces, space, 1 degradedness+for shifting the electric energy that energy is paid
The thermo-electric generation technology: people have made thermoelectric power generation device according to Seebeck effect, it have the life-span grow, need not safeguard, characteristics such as pollution-free, friction; Along with the continuous development of semiconductor technology, thermoelectric power generation device is obtained suitable progress, but conversion efficiency is still waiting to improve.
Conversion efficiency of thermoelectric mainly decides ZT=S by thermoelectric figure of merit (ZT)
2T σ/K (S is that the thermoelectric power of material is a Seebeck coefficient, and T is an absolute temperature, and σ is a conductivity, and K is a thermal conductivity).Therefore, improve the groundwork that ZT value is the research thermoelectric material always, the thermoelectric device ZT of present U.S. Hi-ZTechnology company can bring up to ZT=4 near expectation after 3,2 years, and thermo-electric generation efficient reaches 20%; If use novel quantum-well materials, efficient also is expected to reach 35%.Along with the raising of new material and technology, the conversion efficiency of thermoelectric of thermoelectric power generation device can constantly improve, and the generating efficiency and the practical value that change technical scheme also can improve constantly.
[utility model content]
The purpose of this utility model is to utilize the improvement and the optimum organization of prior art, a kind of pump type heat temperature difference electricity generation device is provided, to realize air (or other material, as seawater) in heat energy be converted into electric energy and output, and along with the raising of heat pump and thermo-electric generation efficient, the efficient of this device obtain effectively can raising; Realize that promptly the energy that the absorption occurring in nature contains generates electricity.
A kind of pump type heat temperature difference electricity generation device that the utility model provides, wherein said temperature difference electricity generation device comprises frequency-changeable compressor, temperature-difference power generation module, withstand voltage heat dissipation pipeline, hot water tank, electric expansion valve, inverter and temperature controller; Divide low-pressure area, higher-pressure region in the work loop of described frequency-changeable compressor, frequency-changeable compressor one end links to each other with the general export of low-pressure area pipeline, and the other end links to each other with higher-pressure region pipeline general export; In the inside of temperature difference electricity generation device, the two ends of electric expansion valve connect another outlet of low-pressure area pipeline and higher-pressure region pipeline respectively; The temperature sensor of described temperature controller is installed in the higher-pressure region of temperature difference electricity generation device inside, and its control circuit links to each other with frequency-changeable compressor; Described temperature-difference power generation module is close between higher-pressure region and the low-pressure area, and the binding post of described frequency-changeable compressor, temperature-difference power generation module, withstand voltage heat dissipation pipeline, hot water tank, electric expansion valve, inverter and temperature controller passes through connection in series-parallel after bus is connected on the dc bus of inverter.
A kind of pump type heat temperature difference electricity generation device that the utility model provides, described temperature difference electricity generation device comprises the heat absorption shell, be provided with insulation material, Heat Conduction Material and temperature-difference power generation module between heat absorption shell and hot water tank, described Heat Conduction Material is located at the skin of temperature-difference power generation module, and insulation material scatters the periphery of Heat Conduction Material.
During operation, the startup stage of beginning, after connecting external power source, frequency-changeable compressor starts, the low pressure working fluid gas (ammonia or fluorine Lyons) of low pressure evaporating area inside is compressed into the high pressure saturated gas, send in the pipeline of higher-pressure region, in compression, the temperature of Working medium gas can raise, by pipeline heat is passed to water in the container, water temperature is improved constantly, and working medium is compressed into liquid, this liquid flows into the low pressure evaporating area once more after electric expansion valve throttling cooling, because pressure drop, liquid refrigerant becomes gaseous working medium immediately, and cracked ends low pressure line shell does not absorb airborne heat in evaporation process, periodic duty so repeatedly, heat energy in air is delivered in the water by continuous " pump ", and the water temperature in the attemperater is raise gradually, reaches at last more than 95 ℃, this moment, higher-pressure region and low-pressure area temperature difference reached more than 70 ℃, and this temperature gradient field makes temperature-difference power generation module constantly send electric energy.
Insulation material and Heat Conduction Material have guaranteed that the heat energy that heat pump produces can only pass to cold junction from the hot junction by temperature-difference power generation module, and temperature-difference power generation module and has the Heat Conduction Material to strengthen its heat transfer efficiency between cold junction and hot junction; Space and hot end water tank all have filled thermal insulation materials to reach adiabatic purpose between the cold and hot end, and the inner reload temperature transducer in hot junction in order to the start and stop of control of conversion compressor (energy-saving and frequency-variable), realizes dropping into minimum power.
Because the effect of heat pump makes the cold and hot end temperature difference strengthen, the temperature difference strengthens the power output that thermo-electric generation is improved in the back, has formed temperature difference direct circulation.Diagram only is a type of this kind device, wherein the thermal source of heat pump can have a variety of, as geothermal source, seawater etc.
Current in the laboratory, the highest heat efficiency (COP) value of heat pump can reach 8.0, and conservative here value is 7.0; Unconverted in the system for the heat of electric energy is transmitted to cold junction again, form the direct circulation of temperature difference energy, so the COP value of heat pump should be higher at this moment.The efficient of temperature-difference power generation module go bail for keep 16%, our overall system efficiency so
η＝7.0*16％＝112％＞100％
Our system that illustrates following formula realizes can the energy oneself keeping and surplus being arranged, and also just realized heat energy in air is converted into electric energy and output, and along with the raising of heat pump and thermo-electric generation efficient, the efficient of this device can improve a lot.
The utility model proposes a kind of combination of passing through heat pump techniques and thermo-electric generation technology, realize the new model of self-holding generating, the developing direction of novelty is provided for the utilization development of new forms of energy.
Compared with prior art, the pump type heat temperature difference electricity generation device that provides of the utility model has the following advantages:
1, the generating of this Patent equipment does not need fossil energy, with change we with can idea, will have very big follow-up economic benefit, as use the seawater temperature difference instead, geothermal source etc. improve generating efficiency.
2, this supply unit adaptability is strong, be subjected to the influence of weather easily unlike wind-powered electricity generation, solar energy etc., and the capacity scale of this device is changeable, and is convenient and practical.
3, this supply unit also is another distributed power source, can islet operation, also can be incorporated into the power networks, and not only adapt to the electricity needs of remote mountain areas, more can be used as the cooling in the summer in the resident family, the equipment that generating is achieved many things at one stroke uses.
4, heat pump techniques that will constantly develop and thermo-electric generation technology combine, and utilize certain compound mode to absorb energy from the external world and realize the generating of controlling oneself.
[description of drawings]
Fig. 1 is: the structural representation of a kind of pump type heat temperature difference electricity generation device that the utility model provides;
Among the figure: 1, frequency-changeable compressor; 2, temperature-difference power generation module; 3, heat absorption shell; 4, withstand voltage heat dissipation pipeline; 5, hot water tank; 6, electric expansion valve; 7, inverter; 8, temperature controller; 9, insulation material; 10, Heat Conduction Material; 11, higher-pressure region; 12, low-pressure area.
[embodiment]
Below by description of drawings and embodiment, a kind of pump type heat temperature difference electricity generation device that the utility model provides is done further more detailed description.
[embodiment 1]
The pump type heat temperature difference electricity generation device of present embodiment, as shown in Figure 1: it mainly is made up of frequency-changeable compressor 1, temperature-difference power generation module 2, withstand voltage heat dissipation pipeline 4, hot water tank 5, electric expansion valve 6, inverter 7 and IC temperature controller 8; Divide low-pressure area 12, higher-pressure region 11 in the work loop of frequency-changeable compressor 1, frequency-changeable compressor 1 one ends link to each other with the general export of low-pressure area 12 pipelines, and the other end links to each other with higher-pressure region 11 pipeline general exports; In the inside of temperature difference electricity generation device, the two ends of electric expansion valve 6 connect another outlet of low-pressure area 12 pipelines and higher-pressure region 11 pipelines respectively; The temperature sensor of temperature controller 8 is installed in the higher-pressure region 11 of temperature difference electricity generation device inside, and its control circuit links to each other with frequency-changeable compressor 1; Temperature-difference power generation module 2 is close between higher-pressure region 11 and the low-pressure area 12, and the binding post of frequency-changeable compressor 1, temperature-difference power generation module 2, withstand voltage heat dissipation pipeline 4, hot water tank 5, electric expansion valve 6, inverter 7 and temperature controller 8 passes through connection in series-parallel after bus is connected on the dc bus of inverter 7.
Temperature difference electricity generation device comprises heat absorption shell 3, and heat absorption shell 3 and 5 of hot water tanks are provided with insulation material 9, Heat Conduction Material 10 and temperature-difference power generation module 2, and Heat Conduction Material 10 is located at the skin of temperature-difference power generation module 2, the periphery that insulation material 9 scatters Heat Conduction Material.
The startup stage of beginning, after connecting external power source, frequency-changeable compressor starts, the low pressure working fluid gas (ammonia or fluorine Lyons) of low-pressure area 12 inside is compressed into the high pressure saturated gas, send in 11 pipelines of higher-pressure region, in compression, the temperature of Working medium gas can raise, by pipeline heat is passed to water in the container, water temperature is improved constantly, and working medium is compressed into liquid, and this liquid flows into low-pressure area 12 once more after electric expansion valve throttling cooling, because pressure drop, liquid refrigerant becomes gaseous working medium immediately, cracked ends low pressure line shell does not absorb airborne heat in evaporation process, periodic duty so repeatedly, and heat energy in air is delivered in the water by continuous " pump ", water temperature in the attemperater is raise gradually, reach at last more than 95 ℃, this moment, higher-pressure region 11 and low-pressure area 12 temperature differences reached more than 70 ℃, and this temperature gradient field makes temperature-difference power generation module constantly send electric energy.
Should be noted that at last: above embodiment only is not intended to limit in order to the explanation the technical solution of the utility model; although the utility model is had been described in detail with reference to the foregoing description; those of ordinary skill in the field are to be understood that: the technical staff reads after the present specification still and can make amendment or be equal to replacement embodiment of the present utility model, does not await the reply within the claim protection range but these modifications or change all break away from the utility model application.
Claims (2)
1. a pump type heat temperature difference electricity generation device is characterized in that described temperature difference electricity generation device comprises frequency-changeable compressor (1), temperature-difference power generation module (2), withstand voltage heat dissipation pipeline (4), hot water tank (5), electric expansion valve (6), inverter (7) and temperature controller (8); Divide low-pressure area, higher-pressure region in the work loop of described frequency-changeable compressor (1), frequency-changeable compressor (1) one end links to each other with the general export of low-pressure area pipeline, and the other end links to each other with higher-pressure region pipeline general export; In the inside of temperature difference electricity generation device, the two ends of electric expansion valve (6) connect another outlet of low-pressure area pipeline and higher-pressure region pipeline respectively; The temperature sensor of described temperature controller (8) is installed in the higher-pressure region of temperature difference electricity generation device inside, and its control circuit links to each other with frequency-changeable compressor (1); Described temperature-difference power generation module (2) is close between higher-pressure region and the low-pressure area, and the binding post of described frequency-changeable compressor (1), temperature-difference power generation module (2), withstand voltage heat dissipation pipeline (4), hot water tank (5), electric expansion valve (6), inverter (7) and temperature controller (8) passes through connection in series-parallel after bus is connected on the dc bus of inverter (7).
2. temperature difference electricity generation device according to claim 1, it is characterized in that described temperature difference electricity generation device comprises heat absorption shell (3), be provided with insulation material (9), Heat Conduction Material (10) and temperature-difference power generation module (2) between heat absorption shell (3) and hot water tank (5), described Heat Conduction Material (10) is located at the skin of temperature-difference power generation module (2), and insulation material (9) scatters the periphery of Heat Conduction Material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205052033U CN201878060U (en) | 2010-08-25 | 2010-08-25 | Heat pump type temperature difference generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205052033U CN201878060U (en) | 2010-08-25 | 2010-08-25 | Heat pump type temperature difference generating device |
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| Publication Number | Publication Date |
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| CN201878060U true CN201878060U (en) | 2011-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010205052033U Expired - Lifetime CN201878060U (en) | 2010-08-25 | 2010-08-25 | Heat pump type temperature difference generating device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201974A (en) * | 2014-08-31 | 2014-12-10 | 芜湖市神龙新能源科技有限公司 | Day-by-day light-gathering photovoltaic and temperature-difference integral power generation system |
| CN105674560A (en) * | 2016-01-25 | 2016-06-15 | 中山昊天节能科技有限公司 | Energy-saving air energy collector |
| CN111504854A (en) * | 2020-04-13 | 2020-08-07 | 中国矿业大学 | Temperature difference type measuring device and method for viscosity of Newton fluid |
| CN113251657A (en) * | 2020-02-12 | 2021-08-13 | 青岛海尔新能源电器有限公司 | Heat pump water heater and control method thereof |
-
2010
- 2010-08-25 CN CN2010205052033U patent/CN201878060U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201974A (en) * | 2014-08-31 | 2014-12-10 | 芜湖市神龙新能源科技有限公司 | Day-by-day light-gathering photovoltaic and temperature-difference integral power generation system |
| CN104201974B (en) * | 2014-08-31 | 2016-08-24 | 芜湖市神龙新能源科技有限公司 | The most light collecting photovoltaic, temperature difference integrated power generation system |
| CN105674560A (en) * | 2016-01-25 | 2016-06-15 | 中山昊天节能科技有限公司 | Energy-saving air energy collector |
| CN113251657A (en) * | 2020-02-12 | 2021-08-13 | 青岛海尔新能源电器有限公司 | Heat pump water heater and control method thereof |
| CN111504854A (en) * | 2020-04-13 | 2020-08-07 | 中国矿业大学 | Temperature difference type measuring device and method for viscosity of Newton fluid |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA ELECTRIC POWER RESEARCH INSTITUTE Effective date: 20140321 Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: CHINA ELECTRIC POWER RESEARCH INSTITUTE Effective date: 20140321 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100192 HAIDIAN, BEIJING TO: 100031 XICHENG, BEIJING |
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| TR01 | Transfer of patent right |
Effective date of registration: 20140321 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: China Electric Power Research Institute Address before: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Patentee before: China Electric Power Research Institute |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110622 |