CN203387439U - Thermoelectric power generation system of water heater - Google Patents
Thermoelectric power generation system of water heater Download PDFInfo
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- CN203387439U CN203387439U CN201320204688.6U CN201320204688U CN203387439U CN 203387439 U CN203387439 U CN 203387439U CN 201320204688 U CN201320204688 U CN 201320204688U CN 203387439 U CN203387439 U CN 203387439U
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- heat exchanger
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- water heater
- electric generation
- generation element
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Abstract
A thermoelectric power generation system of a water heater is characterized by including a first heat exchanger 1 and a second heat exchanger applying to the upper surface and the lower surface of a thermoelectric power generation element. Heat exchanging cavities are disposed in the inner of the first heat exchanger and the second heat exchanger, two water inlets are led from two ends of each of the cavities, the first heat exchanger is in series with a water inlet pipeline of a water heater via the water inlet, the second heat exchanger is in series with a water outlet pipeline of the water heater via the water inlet, and the thermoelectric power generation element is electrically connected to a control system to connected with an electric appliance. The beneficial effects of the thermoelectric power generation system of water heater are that: (1) the heat produced by combustion when the water heater works can be used by an electric appliance in a bathroom, an external power supply is needless, and safety and energy conservation are achieved; (2) there are no chemical reactions and mechanical motions during the generating process, no noise, pollution and abrasion, and the service life is long; and (3) and parallel connection or series connection of a plurality of heat exchangers and generating elements can be adopted to raise generating capacity of the system, to raise the range of application thereof.
Description
Technical field
The utility model relates to energy-conserving and emission-cutting technology, relates in particular to the water heater thermo-electric generation system that a kind of waste heat that will give up reclaims generating.
Background technology
Although recent years is along with the energy and environment crisis is outstanding day by day, and the succeeding in developing of a collection of high-performance thermo-electric converting material, the research of thermoelectric technology becomes focus again.The semiconductor temperature differential generating principle is exactly by two kinds of dissimilar thermo-electric converting material N and the combination of P, and the one end is placed in to the condition of high temperature, the other end is opened a way and while giving low temperature, because the thermal excitation effect of temperature end is stronger, hole and electron concentration are also high than low-temperature end, under the driving of this carrier concentration gradient, hole and electronics spread to low-temperature end, thereby form electrical potential difference in low-temperature end; If by many, P type and N type thermo-electric converting material are coupled together to the composition module, just can obtain sufficiently high voltage, form a thermal generator.
Thermal generator has the characteristic of thermo-electric generation, can be specifically semiconductor temperature difference generator.Polytype semiconductor temperature difference generator is arranged in prior art.For example, a kind of semiconductor temperature difference generator, if the conduction oil of 150 ℃ is passed through in its hot junction, its cold junction passes through the cold water of 30 ℃, that is to say, and the temperature difference reaches 140 ℃, at its voltage output end, can export the direct current of 160V, and power reaches the 300W left and right; As a rule, semiconductor temperature difference generator reaches more than 60 ℃ and gets final product the voltage that output device has the value utilized in the temperature difference.
Along with thermal generator is exported electric energy under the effect of the temperature difference, the temperature difference between the cool and heat ends of thermal generator also can be more and more less; That is to say, in the process of thermal generator generating, can absorb heat from hot junction, from the cold junction release heat.For thermal generator can be generated electricity constantly, need to maintain the temperature difference between its cool and heat ends.Normally in the hot junction of thermal generator, flow through constantly the flow media with higher temperature, as water or the heat conduction wet goods of high temperature, flow through constantly lower flow media at the cold junction of thermal generator, as cold water etc.If can not continue to supplement cold flow media at cold junction, cold junction temperature can rise gradually; That is to say, cold junction need to constantly have cold flow media to flow through, and for example, cold junction is received running water pipe or well water pipe; Otherwise the temperature difference between cool and heat ends can be more and more less, output voltage is also just more and more less; Until temperature difference balance, thermal generator is output voltage no longer.Therefore, thermal generator of the prior art needs external device constantly to do work to supply with Continuous-flow to move thermal medium, does not reach the requirement of energy-saving and emission-reduction.
The utility model content
The purpose of this utility model is the shortcoming existed in order to overcome prior art, provide a kind of simple in structure feasible, heat exchange efficiency is high, the used heat that the hot water that can utilize water heater to produce in use or burner produce is generated electricity, but the igniting of the electric energy hot water supply device of generation or the use of bathroom power consumption equipment.
The utility model purpose realizes with the following methods: a kind of water heater thermo-electric generation system, it is characterized in that: it comprises First Heat Exchanger 1 and the second heat exchanger that is fitted in thermo-electric generation element upper and lower surface, described first, be provided with the heat exchange cavity in the second heat exchanger, two water inlets are drawn at the cavity two ends, described First Heat Exchanger is connected by its two ends water inlet in the inlet channel of water heater, described the second heat exchanger is connected by the water inlet at its two ends in the outlet conduit of water heater, described thermo-electric generation element electrically connects access control system and is connected with electrical appliance.
Described the second heat exchanger is provided with heat pipe and extends in water heater, with the heater element of water heater, fixes.
Any two sides of described First Heat Exchanger or the thermo-electric generation element is installed more than two sides, the thermo-electric generation element is installed the second heat exchanger outward again, described the second heat exchanger accesses in outlet conduit after connecting by pipeline again, and described thermo-electric generation element is by series connection or parallel way access control system.
Described the second any two sides of heat exchanger or the thermo-electric generation element is installed more than two sides, the thermo-electric generation element is installed First Heat Exchanger outward again, and described First Heat Exchanger accesses in inlet channel after connecting by pipeline again.Described thermo-electric generation element is by series connection or parallel way access control system.
Be coated with thermal grease conduction between described thermo-electric generation element and heat exchanger.
Described First Heat Exchanger and the second heat exchanger are made by aluminium, aluminium alloy, copper, titanium alloy or other Heat Conduction Materials of heat conductivility excellence.
Described thermo-electric generation element is semiconductor chilling plate.
The beneficial effects of the utility model are: 1) simple in structure, production cost is low, improves the market competitiveness.The heat produced while 2) utilizing the water heater working burning generates electricity for the electric appliance for bathroom product, without external power supply, and energy-saving safe.3) power generation process is without chemical reaction and mechanical movement, and noiseless is pollution-free, without wearing and tearing, long service life.4) can use the in parallel of a plurality of heat exchangers and generating element or series connection elevator system energy output, promote its scope of application.
The accompanying drawing explanation
Fig. 1 is the utility model the first embodiment installation diagram.
Fig. 2 is one of the utility model first embodiment result of use figure.
Fig. 3 is two of the utility model the first embodiment result of use figure.
Fig. 4 is the utility model the first embodiment use principle figure.
Fig. 5 is the utility model the second embodiment use principle figure.
Embodiment
Below in conjunction with accompanying drawing, the utility model is made to concrete further instruction.
The first embodiment: a kind of water heater thermo-electric generation system, it is characterized in that: it comprises First Heat Exchanger 1 and the second heat exchanger 2 that is fitted in thermo-electric generation element 3 upper and lower surfaces, described first, be provided with the heat exchange cavity in the second heat exchanger, two water inlets 4 are drawn at the cavity two ends, described First Heat Exchanger 1 is connected by the water inlet 4 at its two ends in the inlet channel 51 of water heater 5, described the second heat exchanger 2 is connected by the water inlet 4 at its two ends in the outlet conduit 52 of water heater 5, described thermo-electric generation element 3 electrically connects access control system 6 and is connected with electrical appliance.
Described the second heat exchanger 2 is provided with heat pipe 21 and extends in water heater 5, with the heater element of water heater 5, fixes.
Any two sides of described First Heat Exchanger 1 or thermo-electric generation element 3 is installed more than two sides, outer second heat exchanger 2 of installing again of thermo-electric generation element 3, described the second heat exchanger accesses in outlet conduit 52 after connecting by pipeline 7 again, and described thermo-electric generation element 3 is by series connection or parallel way access control system 6.
Described the second any two sides of heat exchanger 2 or thermo-electric generation element 3 is installed more than two sides, the outer First Heat Exchanger 1 of installing again of thermo-electric generation element 3, described First Heat Exchanger 1 accesses in inlet channel 51 after by pipeline 7 series connection again.Described thermo-electric generation element 3 is by series connection or parallel way access control system 6.
Be coated with thermal grease conduction between described thermo-electric generation element 3 and heat exchanger.
Described First Heat Exchanger 1 and the second heat exchanger 2 are made by aluminium, aluminium alloy, copper, titanium alloy or other Heat Conduction Materials of heat conductivility excellence.
Described thermo-electric generation element 3 is semiconductor chilling plate.
The second embodiment: in the utility model, except being arranged on water heater by above-mentioned heat exchanger, also can directly the second heat exchanger be arranged on to waste pipe, other have the surface of higher temperature cylinder walls etc., First Heat Exchanger passes into water at low temperature (or directly sealing in tap water pipe network), makes the generating element two ends produce the temperature difference and can produce electric energy.In addition, utilize equal principle, also can be by the utility model structure applications in fields such as industrial boiler, air-conditioning system, steel mill, power plants.
Operation principle: in the utility model, be in series with First Heat Exchanger in the inlet channel of water heater, be in series with the second heat exchanger on the outlet conduit of water heater, two heat exchange are clamped in the outside of generating element, produce the temperature difference at the generating element upper and lower surface, utilize the peltier effect of semiconductor chilling plate, directly change heat energy into electric energy and without any mechanical movement.The electric energy access control system of its generation, after the work such as control system adjustment, can directly electric energy be supplied with to power consumption equipment and use (as uses such as the electronic ignition of supplying hot water device, bathroom illuminating lamp, ventilating fan, bathroom intelligent controls), or charge a battery.
Because the temperature difference of the energy output of generating element and its two ends radiator is proportional, for increasing the temperature difference, in the utility model, the second heat exchanger (hot junction) directly can be connected with the heater element of water heater by heat pipe, utilize heater element that temperature is higher to promote the temperature of the second heat exchanger, thereby the increase temperature difference, promote energy output.
Obviously, above-described embodiment is only for example clearly is described, and is not the restriction to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description, as the installation site of First Heat Exchanger and the second heat exchanger, the heat transferring medium of use etc.Here exhaustive without also giving all execution modes.And the apparent variation of being extended out thus or change are still among the protection range of the claims in the invention.
Claims (7)
1. a water heater thermo-electric generation system, it is characterized in that: it comprises First Heat Exchanger (1) and the second heat exchanger (2) that is fitted in thermo-electric generation element (3) upper and lower surface, described first, be provided with the heat exchange cavity in the second heat exchanger, two water inlets (4) are drawn at the cavity two ends, described First Heat Exchanger (1) is connected by the water inlet (4) at its two ends in the inlet channel (51) of water heater (5), described the second heat exchanger (2) is connected by the water inlet (4) at its two ends in the outlet conduit (52) of water heater (5), described thermo-electric generation element (3) electrically connects access control system (6) and is connected with electrical appliance.
2. water heater thermo-electric generation system according to claim 1, it is characterized in that: described the second heat exchanger (2) is provided with heat pipe (21) and extends in water heater (5), with the heater element of water heater (5), fixes.
3. water heater thermo-electric generation system according to claim 1, it is characterized in that: described First Heat Exchanger (1) is two sides or thermo-electric generation element (3) is installed more than two sides arbitrarily, outer the second heat exchanger (2) of installing again of thermo-electric generation element (3), described the second heat exchanger accesses in outlet conduit (52) after connecting by pipeline (7) again, and described thermo-electric generation element (3) is by series connection or parallel way access control system (6).
4. water heater thermo-electric generation system according to claim 1, it is characterized in that: described the second heat exchanger (2) is two sides or thermo-electric generation element (3) is installed more than two sides arbitrarily, the outer First Heat Exchanger (1) of installing again of thermo-electric generation element (3), described First Heat Exchanger (1) accesses in inlet channel (51) after connecting by pipeline (7) again, and described thermo-electric generation element (3) is by series connection or parallel way access control system (6).
5. according to claim 1,3, the described water heater thermo-electric generation system of 4 any one, it is characterized in that: between described thermo-electric generation element (3) and heat exchanger, be coated with thermal grease conduction.
6. according to the described water heater thermo-electric generation system of claim 1 to 4 any one, it is characterized in that: described First Heat Exchanger (1) and the second heat exchanger (2) are made by aluminium, aluminium alloy, the copper product of heat conductivility excellence.
7. according to claim 1,3, the described water heater thermo-electric generation system of 4 any one, it is characterized in that: described thermo-electric generation element (3) is semiconductor chilling plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320204688.6U CN203387439U (en) | 2013-04-22 | 2013-04-22 | Thermoelectric power generation system of water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320204688.6U CN203387439U (en) | 2013-04-22 | 2013-04-22 | Thermoelectric power generation system of water heater |
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| Publication Number | Publication Date |
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| CN203387439U true CN203387439U (en) | 2014-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320204688.6U Expired - Fee Related CN203387439U (en) | 2013-04-22 | 2013-04-22 | Thermoelectric power generation system of water heater |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104626145A (en) * | 2014-12-04 | 2015-05-20 | 王冈 | Drive mechanism of mechanical arm |
| CN105042863A (en) * | 2015-03-27 | 2015-11-11 | 青岛海尔科技有限公司 | Device and method for measuring temperature of water in water heater |
| CN110454967A (en) * | 2019-08-19 | 2019-11-15 | 珠海格力电器股份有限公司 | Gas heating device |
| CN113758003A (en) * | 2021-09-27 | 2021-12-07 | 电子科技大学成都学院 | Temperature difference energy collecting device for water heater |
-
2013
- 2013-04-22 CN CN201320204688.6U patent/CN203387439U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104626145A (en) * | 2014-12-04 | 2015-05-20 | 王冈 | Drive mechanism of mechanical arm |
| CN104626145B (en) * | 2014-12-04 | 2016-05-18 | 王冈 | The driving mechanism of mechanical arm |
| CN105042863A (en) * | 2015-03-27 | 2015-11-11 | 青岛海尔科技有限公司 | Device and method for measuring temperature of water in water heater |
| CN105042863B (en) * | 2015-03-27 | 2019-06-04 | 青岛海尔科技有限公司 | A kind of detection device and method of water heater temperature |
| CN110454967A (en) * | 2019-08-19 | 2019-11-15 | 珠海格力电器股份有限公司 | Gas heating device |
| CN113758003A (en) * | 2021-09-27 | 2021-12-07 | 电子科技大学成都学院 | Temperature difference energy collecting device for water heater |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20160422 |