CN202692524U - Self-generated condensing refrigerating system - Google Patents
Self-generated condensing refrigerating system Download PDFInfo
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- CN202692524U CN202692524U CN 201220336924 CN201220336924U CN202692524U CN 202692524 U CN202692524 U CN 202692524U CN 201220336924 CN201220336924 CN 201220336924 CN 201220336924 U CN201220336924 U CN 201220336924U CN 202692524 U CN202692524 U CN 202692524U
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- condenser
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- refrigeration system
- refrigerating system
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Abstract
The utility model discloses a self-generated condensing refrigerating system, comprising a compressor, a condenser, an expansion valve, an evaporator, and an evaporation blower. In the system, a semiconductor temperature difference generating module is equipped in the condenser, and the generating module can be attached to the heat conduction rib of the condenser or directly attached onto the surface of the condenser pipe. When the semiconductor temperature difference generating module generates electricity, heat energy is converted into electric energy that is supplied through conducting wires to the blower in the refrigerating system so as to reduce the energy consumption of the refrigerating system blower and improve the energy efficiency ratio of the refrigerating system and reduce condensation heat dissipating capacity. The system provided by the utility model fully uses the temperature difference between the high temperature of the condenser in a high temperature range and the environment air to generate, which saves the electric energy that supplied for the blower to work and can achieve the effect of saving energy.
Description
Technical field
The utility model relates to the compression condensation refrigeration system that a kind of heat that utilizes semi-conductor thermo-electric generation module and refrigeration system condenser to distribute generates electricity, and can utilize the electric energy that sends to drive the blower fan of refrigeration system self, belongs to the refrigeration and air-conditioning technical field.
Background technology
Existing compression condensation formula refrigeration system, the condensation heat that produces in the running must lose, if generate electricity with this part low-grade heat, the blower fan that resupplies system self uses, then the refrigeration system Energy Efficiency Ratio will get a promotion.Because the use of compression condensation refrigeration unit is very extensive, the application prospect of this Novel energy-saving refrigeration system is very optimistic.
At home and abroad semi-conductor thermo-electric generation module has all obtained broad research at present because have low noise, start fast, long-term continuous operation, the advantage such as portable, easy to maintenance, logistics support is convenient, obtained favor in a lot of fields.Thermo-electric generation is a kind of novel generation mode, utilizes Seebeck effect that heat energy directly is converted to electric energy.Its operation principle is at two semiconductor of different nature two ends a temperature difference to be set, and then will produce direct electromotive force. at the semiconductor two ends.Semiconductor generator with the semi-conductor thermo-electric generation module manufacturing, as long as there is the temperature difference to exist, just can generate electricity, as shown in Figure 1, one side of the device that the semiconductor element of P type and N-type combination is formed maintains low temperature, opposite side maintains high temperature, and the device high temperature side will conduct heat energy and produce hot-fluid to low temperature side like this.Be that heat energy flows in the device from high temperature side, when by device heat energy being discharged from low temperature side, flow into the not heat release of a part of heat energy of device, yearn for output but in device, become electric energy.One end of semiconductor temperature differential generating sheet is placed high temperature, and the other end that is in low temperature environment just can obtain electromotive force E:E=As (T
2-T
1), As is Seebeck coefficient in the formula, and its unit is V/K or LV/K, and the size of its value is determined by the electronic band structure of material itself.
Compression condensation formula refrigeration system is to use at present the most general refrigerating method, and the method must distribute a large amount of condensation heat.The energy utilization coefficient of at present semiconductor generating sheet is 10%～15%, if according to by the refrigeration system coefficient of refrigerating performance being 2.55 calculating (5 grades of efficiencies of domestic air conditioning), every consumption 1000W electric weight need to dispel the heat about 3200W, even 25% heat is used for generating electricity, the generating coefficient calculates by 0.1, and then generated output is 80W, namely can be with the Energy Intensity Reduction 8% of refrigeration system, concerning the refrigeration system of present One's name is legion, amount of energy saving and economic benefit all are very considerable.
Summary of the invention
For the heat that the steam-condensation that takes full advantage of the compression condensing type refrigeration system distributes, the utility model utilizes semi-conductor thermo-electric generation module to have the characteristics that can generate electricity under the temperature difference condition, has designed a kind of refrigeration system of utilizing the condensation thermo-electric generation.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A kind of compression condensation refrigeration system with self power generation comprises compressor, condenser, expansion valve, evaporimeter, evaporation fan, is provided with semi-conductor thermo-electric generation module at described condenser, and semi-conductor thermo-electric generation module is connected with evaporation fan by wire.
During the semi-conductor thermo-electric generation module generating, heat energy is converted into electric energy, by wire the blower fan that electric energy offers in the refrigeration system is used again, so that the minimizing of the power consumption of refrigeration system blower fan, thereby the Energy Efficiency Ratio of raising refrigeration system reduces the condensation heat dissipation capacity simultaneously.
System of the present utility model takes full advantage of the high temperature of the condenser high temperature section in the refrigeration system and the temperature difference of surrounding air formation is generated electricity, blower fan in the electric energy the supply system cooling system that produces is used, thereby save the electric energy of supplying with blower fan work, reach energy-conservation effect.
Description of drawings
Fig. 1 is the schematic diagram that prior art is used semi-conductor thermo-electric generation module.
Fig. 2 is the schematic diagram that semi-conductor thermo-electric generation module is installed on condenser fin surface.
Fig. 3 is the schematic diagram that semi-conductor thermo-electric generation module directly is installed on the condenser tube surface.
The semiconductor waste-heat power generation refrigerating System Implementation schematic diagram of Fig. 4 the utility model embodiment.
The specific embodiment
In the present embodiment, the mounting means of semi-conductor thermo-electric generation module has two kinds: the first is that semi-conductor thermo-electric generation module is attached on the heat conduction fin of condenser, and its one side is contacted with the heat conduction fin, another side and heat radiation fluid contact, form the temperature difference, as shown in Figure 2; The second is the surface that semi-conductor thermo-electric generation module directly is attached to serpentine condenser, forms the temperature difference, as shown in Figure 3.Wherein, electricity generation module can be one or polylith, when adopting polylith, can electricity generation module be connected or parallel operation according to the power consumption of dc fan.
The specific embodiments of system of the present utility model as an example of freezer example is as follows:
Cold-producing medium is finished suction and the compression process to steam in compressor 7, the superheated steam that shortens HTHP from evaporimeter 5 low-temperature low-pressure refrigerant vapour pressure out into, high pressure high temperature vapor enters condenser pipe 1 and carries out heat exchange with cooling fluid, make superheated steam become gradually saturated vapor, become saturated liquid or subcooled liquid, emit simultaneously a large amount of heats.Pass through expansion valve 3 by reducing pressure by regulating flow from condenser high pressure refrigerant liquid out, become low pressure liquid, then enter evaporimeter 5, heat absorption flashes to gas, realizes refrigeration, and cold is flowed to the user, finishes the refrigeration system circulation.
Semiconductor waste-heat power generation refrigerating system is installed on cold storage refrigerating system and implements principle as shown in Figure 4.Compressor 7 sucks steam from evaporimeter 5, and temperature, pressure all raise after the compressed machine compression of steam, sends into condenser 1 cooling heat release.Condenser 1 outer surface is equipped with the fin 2 that helps its heat radiation, the projecting environment temperature of the surface temperature of fin 2.When semi-conductor thermo-electric generation module 8 is installed on the fin 2, heat will be by the backward surrounding fluid heat radiation of semiconductor module.When heat flow density is enough (surface temperature and the surrounding environment temperature difference are greater than 30 ℃), the generated energy of semi-conductor thermo-electric generation module just has value, when institute's generating can be exported to evaporation fan 6 use by electric current output lead 4, the energy consumption of refrigeration system will descend, and Energy Efficiency Ratio is improved.
Claims (4)
1. the compression condensation refrigeration system with self power generation comprises compressor, condenser, expansion valve, evaporimeter, evaporation fan, it is characterized in that, described condenser is provided with semi-conductor thermo-electric generation module; Described semi-conductor thermo-electric generation module is connected with evaporation fan by wire.
2. a kind of compression condensation refrigeration system with self power generation according to claim 1, it is characterized in that, described semi-conductor thermo-electric generation module is located on the heat conduction fin of condenser, and the one side of semi-conductor thermo-electric generation module contacts its another side and heat radiation fluid contact with the heat conduction fin.
3. a kind of compression condensation refrigeration system with self power generation according to claim 1 and 2 is characterized in that, described semi-conductor thermo-electric generation module is directly arranged in the surface of condenser tube.
4. a kind of compression condensation refrigeration system with self power generation according to claim 3 is characterized in that, described semi-conductor thermo-electric generation module adopts one or polylith; When adopting polylith, adopt series connection or parallel way between the module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220336924 CN202692524U (en) | 2012-07-12 | 2012-07-12 | Self-generated condensing refrigerating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220336924 CN202692524U (en) | 2012-07-12 | 2012-07-12 | Self-generated condensing refrigerating system |
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| Publication Number | Publication Date |
|---|---|
| CN202692524U true CN202692524U (en) | 2013-01-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220336924 Expired - Fee Related CN202692524U (en) | 2012-07-12 | 2012-07-12 | Self-generated condensing refrigerating system |
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| Country | Link |
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| CN (1) | CN202692524U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102721224A (en) * | 2012-07-12 | 2012-10-10 | 南京师范大学 | Self-generating compression, condensation and refrigeration system |
-
2012
- 2012-07-12 CN CN 201220336924 patent/CN202692524U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102721224A (en) * | 2012-07-12 | 2012-10-10 | 南京师范大学 | Self-generating compression, condensation and refrigeration system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20150712 |
|
| EXPY | Termination of patent right or utility model |