CN104638982B - Thermoelectric generator - Google Patents
Thermoelectric generator Download PDFInfo
- Publication number
- CN104638982B CN104638982B CN201510099016.7A CN201510099016A CN104638982B CN 104638982 B CN104638982 B CN 104638982B CN 201510099016 A CN201510099016 A CN 201510099016A CN 104638982 B CN104638982 B CN 104638982B
- Authority
- CN
- China
- Prior art keywords
- heat
- thermo
- electric generation
- thermoelectric generator
- cooling duct
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
- H02N11/002—Generators
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Stored Programmes (AREA)
Abstract
The invention discloses a kind of thermoelectric generator, including multiple cooling ducts, heat passage, multiple heat-conducting plates and multiple thermo-electric generation parts, the heat-conducting plate passes through the heat passage by its longitudinal subdivision, the heat-conducting plate being located in the heat passage is inner fin, and the heat-conducting plate outside heat passage is located at for outer fin, the cooling duct is provided with per two between the outer fin, the thermo-electric generation part is located between the outer fin and the cooling duct, draws positive and negative electrode by wire after multiple thermo-electric generation part electrical connections.Arrange by the heat passage for passing through supplying heat source is three-dimensional in length and breadth with cooling duct, and thermo-electric generation component is enable while contacting with heat passage and cooling duct and the not homonymy positioned at thermo-electric generation component, realize thermo-electric generation function；Heat-source energy is made full use of, output reduces cost is improved；The thermoelectric conversion device of compact can be applied to, the demand of more power density is met.
Description
Technical field
A kind of the present invention relates to energy technology field, more particularly to thermoelectric generator.
Background technology
Thermoelectric generator is built upon on the basis about three physical effects of thermo-electric conversion, using thermoelectric material system
Into thermode, using loop in temperature difference heat energy is directly changed into electric energy.The efficiency of thermo-electric conversion depends on thermode
The performance of material, the temperature difference form performance with control system, the latter depends on form, the heat exchange mode of thermal source and low-temperature receiver, changes
Hot device structure, circuit connecting form and control.
Existing temperature difference heat exchanger mainly can be divided in shape：Flat, column type, ring plate formula etc., the above-mentioned temperature difference is changed
The heating surface (area) (HS of hot device is identical with film-cooled heat, loosely organized, it is impossible to sufficiently using thermal source, the power limited of output.
Content of the invention
This is based on, the invention reside in providing a kind of thermoelectric generator, which can overcome the deficiencies in the prior art, and structure is tight
Gather, thermal source can be made full use of, using the teaching of the invention it is possible to provide higher output.
Its technical scheme is as follows：
A kind of thermoelectric generator, including multiple cooling ducts, heat passage, multiple heat-conducting plates and multiple thermo-electric generation parts,
Through the heat passage by its longitudinal subdivision, the heat-conducting plate in the heat passage is inner fin to the heat-conducting plate, and
The heat-conducting plate being located at outside heat passage is outer fin, and the inner fin cooperatively forms multiple internal channels with the heat passage,
The cooling duct is provided with per two between the outer fin, and the thermo-electric generation part is logical with the cooling located at the outer fin
Between road, positive and negative electrode is drawn by wire after multiple thermo-electric generation part electrical connections.
Below further technical scheme is illustrated：
Wherein in one embodiment, the two ends of the heat-conducting plate are each passed through the upper and lower wall of the heat passage, described
Outer fin Relative distribution is in the upper and lower of the heat passage.
Wherein in one embodiment, which also includes outer housing and lower outer housing, and the upper outer housing, lower outer housing are surrounded on institute
State outer fin, the periphery of the inner fin and be fixedly connected.
Wherein in one embodiment, the end near the cooling duct is fixed with fixation clip, the fixed pressure
Multiple through holes are offered on plate, and the joint of cooling duct is extend in the cooling duct through the through hole.
Wherein in one embodiment, the side of the through hole digs fluted.
Wherein in one embodiment, between the cooling duct and the internal channel, thermal insulation layer is provided with.
Wherein in one embodiment, the end of the heat passage is provided with ring flange.
Wherein in one embodiment, multiple thermo-electric generation parts are divided at least two arrays, in each array
Thermo-electric generation part can draw positive and negative electrode lead.
Wherein in one embodiment, the thermo-electric generation part in every an array is separated at least two groups, in each group
Thermo-electric generation part is connected in parallel and is connected in parallel to bypass diode, and all groups of thermo-electric generation parts series connection in every an array connect
Connect and be in series with counnter attack diode.
Below the principle of preceding solution, effect etc. are illustrated：
The heat passage of above-mentioned thermoelectric generator is separated to form multiple internal channels by the heat-conducting plate, positioned at hot-fluid
The heat-conducting plate of channel interior is inner fin, and the heat-conducting plate outside heat passage is outer fin, and in the outer wing per two
Cooling duct is provided between piece, and thermo-electric generation part is located between the outer fin and the cooling duct；By by supplying heat source
The heat passage (internal channel) that (high-temperature flue gas) pass through is three-dimensional in length and breadth with cooling duct to be arranged, and enables thermo-electric generation component
Contact with heat passage and cooling duct and the not homonymy positioned at thermo-electric generation component simultaneously, realize thermo-electric generation function.Described
The structure of the such compact of thermoelectric generator is conducive to the heat transfer by strengthening thermo-electric generation component and cooling procedure, makes full use of
Heat-source energy, improves output reduces cost；The thermoelectric conversion device of compact can be applied to, more power is met close
The demand of degree.
Description of the drawings
Fig. 1 is the structural representation of the thermoelectric generator described in the embodiment of the present invention；
Fig. 2 is the sectional view one of the thermoelectric generator described in the embodiment of the present invention；
Fig. 3 is the sectional view two of the thermoelectric generator described in the embodiment of the present invention；
Fig. 4 is the structural representation of the cooling duct described in the embodiment of the present invention；
Fig. 5 is the arrangement schematic diagram of the heat-conducting plate described in the embodiment of the present invention；
Fig. 6 is the structural representation of the fixation clip described in the embodiment of the present invention；
Fig. 7 is the structural representation of the upper outer housing described in the embodiment of the present invention.
Description of reference numerals：
10th, cooling duct, 12, joint, 14, fixation clip, 142, through hole, 144, groove, 20, heat passage, 22, interior logical
Road, 24, thermal insulation layer, 26, ring flange, 30, heat-conducting plate, 32, inner fin, 34, outer fin, 40, thermo-electric generation part, 52, upper outer housing,
522nd, mating holes, 54, lower outer housing.
Specific embodiment
Below embodiments of the invention are described in detail：
As shown in Figure 1 to Figure 3, a kind of thermoelectric generator, including multiple cooling ducts 10, heat passage 20, multiple heat conduction
Plate 30 and multiple thermo-electric generation parts 40, the heat-conducting plate 30 pass through the heat passage 20 by its longitudinal subdivision (as shown in Figure 5),
The heat-conducting plate 30 being located in the heat passage 20 is inner fin 32, and the heat-conducting plate 30 being located at outside heat passage 20 is outer wing
Piece 34, the inner fin 32 cooperatively form multiple internal channels 22 with the heat passage 20, per two between the outer fin 34
The cooling duct 10 is provided with, the thermo-electric generation part 40 is located between the outer fin 34 and the cooling duct 10, multiple
The thermo-electric generation part 40 draws positive and negative electrode by wire after electrically connecting.
The heat passage 20 of the thermoelectric generator is separated to form multiple internal channels 22, position by the heat-conducting plate 30
Heat-conducting plate 30 inside heat passage 20 is inner fin 32, and the heat-conducting plate 30 outside heat passage 20 is outer fin 34,
And being provided with cooling duct 10 per two between the outer fin 34, and thermo-electric generation part 40 located at the outer fin 34 with described
Between cooling duct 10；By the heat passage 20 (internal channel) that passes through supplying heat source (high-temperature flue gas) with cooling duct 10 in length and breadth
Three-dimensional setting, and thermo-electric generation component 40 is enable while contacting with heat passage 20 and cooling duct 10 and being located at the temperature difference
The not homonymy of electrification component 40, realizes thermo-electric generation function.
As shown in Figures 2 and 3, the two ends of the heat-conducting plate 30 are each passed through the upper and lower wall of the heat passage 20, described
34 Relative distribution of outer fin is in the upper and lower of the heat passage 20.The outer fin 34 is by the sky of 20 upper and lower of heat passage
Between be divided into multiple separate spaces respectively, and the cooling duct 20 is then arranged in the independent space.Near institute
The two ends for stating cooling duct 10 are connected to joint 12, are connected with the low-temperature receiver in the external world by the joint 12.
For the ease of fixing described interface 12, as shown in Figures 2 to 4, arranging, described joint 12 places are corresponding is provided with fixing Pressing plate 14, the fixation clip 14 are located at the outside of the cooling duct 10, and fixation clip 14 is fastened transversely to multiple described coldBut on passage 10.As shown in fig. 6, offering multiple through holes 142 on the fixation clip 14, the joint 12 of cooling duct 10 is passed throughThe through hole 142 is deep in the cooling duct 10, to provide cooling medium.The side of the through hole 142 digs fluted144, the two neighboring through hole 142 can be connected by the groove 144, the hollow out design of groove 144, can reduce fixation clip 14With the contact area of cooling duct 10, the loss of its cold is reduced.
Thermal insulation layer 24 is provided between the cooling duct 10 and the internal channel 22, i.e., in the cooling duct 10 and institute
State and between heat passage 20, be provided with thermal insulation layer 24, it is to avoid the heat of the cold of cooling duct 10 and heat passage 20 be exchanged with each other and
Loss.
The end of the heat passage 20 is provided with ring flange 26, by the ring flange 26 located at its two ends by heat passage 20
Connect with extraneous thermal source, thermal source (high-temperature flue gas) is introduced in the heat passage 20, then is had respectively entered described in each
In internal channel 22.
As shown in figure 1, the thermoelectric generator also includes outer housing 52 and lower outer housing 54, the upper outer housing 52, lower outer
Cover 54 is surrounded on the outer fin 34, the periphery of the inner fin 32 and is fixedly connected.As shown in fig. 7, its only illustrate described
The structure of upper outer housing 52, the structure of the lower outer housing 54 are similar to the structure of the upper outer housing 52, on upper outer housing 52, lower outer housing 54
Lower secure fit；As shown in fig. 7, the upper outer housing 52 is provided with and 12 corresponding mating holes 522 of the joint, upper outer housing 52 is leaned on
The end of nearly lower outer housing 54 is provided with flanging, and flanging is provided with multiple fixing holes, upper outer housing 52 is outer with lower by the fixing hole
Cover 54 secure fits.
It is preferred that multiple thermo-electric generation parts 40 are divided at least two arrays, the thermo-electric generation part 40 in each array can
Draw positive and negative electrode lead；Electricity produced by thermo-electric generation part 40 in each array can be carried out individually with, when
So, it is also possible to which the electricity produced by thermo-electric generation part 40 in multiple arrays is utilized jointly, phase can be carried out according to actual needs
The improvement that answers, convenient, flexible, practical.It is further preferred that the thermo-electric generation part 40 in per an array is separated at least two
Group, the thermo-electric generation part 40 in each group are connected in parallel and are connected in parallel to bypass diode, all groups of temperature in every an array
Difference generating part 40 is connected in series and is in series with counnter attack diode.
Each technical characteristic of embodiment described above arbitrarily can be combined, for making description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more concrete and detailed, but simultaneously
Therefore can not be construed as limiting the scope of the patent.It should be pointed out that for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, some deformations and improvement can also be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be defined by claims.
Claims (9)
1. a kind of thermoelectric generator, it is characterised in that including multiple cooling ducts, heat passage, multiple heat-conducting plates and multiple temperature
Difference generating part, through the heat passage by its longitudinal subdivision, the heat-conducting plate in the heat passage is the heat-conducting plate
Inner fin, and the heat-conducting plate outside heat passage is located at for outer fin, the inner fin cooperatively forms many with the heat passage
Individual internal channel, is provided with the cooling duct per two between the outer fin, the thermo-electric generation part located at the outer fin with
Between the cooling duct, positive and negative electrode is drawn by wire after multiple thermo-electric generation part electrical connections.
2. thermoelectric generator according to claim 1, it is characterised in that the two ends of the heat-conducting plate are each passed through the heat
The upper and lower wall of circulation road, the outer fin Relative distribution is in the upper and lower of the heat passage.
3. thermoelectric generator according to claim 1 and 2, it is characterised in which also includes outer housing and lower outer housing, institute
State outer housing, lower outer housing to be surrounded on the outer fin, the periphery of the inner fin and be fixedly connected.
4. thermoelectric generator according to claim 3, it is characterised in that the end near the cooling duct is fixed with
Fixation clip, offers multiple through holes on the fixation clip, the joint of cooling duct extend into described cold through the through hole
But in passage.
5. thermoelectric generator according to claim 4, it is characterised in that the side of the through hole digs fluted.
6. thermoelectric generator according to claim 1 and 2, it is characterised in that the cooling duct and the internal channel it
Between be provided with thermal insulation layer.
7. thermoelectric generator according to claim 1, it is characterised in that the end of the heat passage is provided with ring flange.
8. thermoelectric generator according to claim 1, it is characterised in that multiple thermo-electric generation parts are divided at least two
Array, the thermo-electric generation part in each array can draw positive and negative electrode lead.
9. thermoelectric generator according to claim 8, it is characterised in that the thermo-electric generation part in per an array be separated into
Few two groups, the thermo-electric generation part in each group are connected in parallel and are connected in parallel to bypass diode, all in every an array
Group thermo-electric generation part is connected in series and is in series with counnter attack diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510099016.7A CN104638982B (en) | 2015-03-05 | 2015-03-05 | Thermoelectric generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510099016.7A CN104638982B (en) | 2015-03-05 | 2015-03-05 | Thermoelectric generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104638982A CN104638982A (en) | 2015-05-20 |
| CN104638982B true CN104638982B (en) | 2017-03-15 |
Family
ID=53217387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510099016.7A Active CN104638982B (en) | 2015-03-05 | 2015-03-05 | Thermoelectric generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104638982B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106568341B (en) * | 2016-11-09 | 2019-03-01 | 西安交通大学 | A kind of plate-fin heat power generation heat exchanger |
| CN106533261A (en) * | 2016-11-28 | 2017-03-22 | 河南工程学院 | Connecting way and determination method capable of realizing maximum output power of thermoelectric power generation sheets |
| CN106972783A (en) * | 2017-04-22 | 2017-07-21 | 华南理工大学 | High-power IGBT device electric energy reclaims heat abstractor |
| KR102398882B1 (en) * | 2017-05-30 | 2022-05-18 | 현대자동차주식회사 | Power generation module of air-conditioning system for vehicle |
| CN108023505A (en) * | 2017-12-20 | 2018-05-11 | 华南理工大学 | Pipe-row's formula thermoelectric generator |
| CN110080867B (en) * | 2019-04-24 | 2021-01-15 | 江苏大学 | Hybrid automobile exhaust thermoelectric generator and length determination method thereof |
| CN110345547B (en) * | 2019-07-31 | 2021-04-23 | 天津北方烯旺材料科技有限公司 | Graphite alkene radiator unit and graphite alkene electric heater |
| CN114554804A (en) * | 2022-03-09 | 2022-05-27 | 联想(北京)有限公司 | Heat dissipation system and electronic equipment |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201546917U (en) * | 2009-11-25 | 2010-08-11 | 华南理工大学 | Thermoelectric generator used for automobile exhaust afterheat recycling |
| JP2012238825A (en) * | 2011-04-28 | 2012-12-06 | Imasen Electric Ind Co Ltd | Thermal power generation apparatus and cooling system of the same |
| CN103644016B (en) * | 2013-11-22 | 2016-05-04 | 北京航空航天大学 | The finned automobile exhaust thermoelectric generating device of the straight plate of cylindrical shell |
| CN203734567U (en) * | 2014-03-03 | 2014-07-23 | 吉林大学 | Thermoelectric generator with a novel structure capable of improving thermoelectric conversion rate |
| CN204539002U (en) * | 2015-03-05 | 2015-08-05 | 广州威能机电有限公司 | Thermoelectric generator |
-
2015
- 2015-03-05 CN CN201510099016.7A patent/CN104638982B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104638982A (en) | 2015-05-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104638982B (en) | Thermoelectric generator | |
| US8575467B2 (en) | Generator of electric energy based on the thermoelectric effect | |
| JP5787755B2 (en) | Heat exchange tube bundle provided with device for generating electric energy, and heat exchanger provided with this tube bundle | |
| Date et al. | Theoretical and experimental study on heat pipe cooled thermoelectric generators with water heating using concentrated solar thermal energy | |
| CN206388826U (en) | A kind of cold pipe assembly of the battery fluid of electrokinetic cell and electrokinetic cell | |
| CN103323780A (en) | Thermoelectric material thermoelectric conversion performance testing system and method | |
| CN105186927B (en) | A kind of gas stove wok stand using cogeneration | |
| CN202259447U (en) | Novel heat radiation assembly with thermoelectric power generation semiconductor module | |
| JP3556799B2 (en) | Thermoelectric generator | |
| CN204539002U (en) | Thermoelectric generator | |
| CN104578975A (en) | Portable power supply device based on micro-combustion | |
| ATE484855T1 (en) | CO-GENERATION OF ELECTRICITY USING THE SEEBECK EFFECT IN A FUEL CELL | |
| RU186073U1 (en) | THERMOELECTRIC GENERATOR MODULE | |
| US20090301538A1 (en) | Thermoelectric module | |
| CN207050021U (en) | Kitchen range self charger | |
| CN115597109A (en) | Cogeneration device, thermoelectric power generation system, voltage control method and heating equipment | |
| CN105805962B (en) | A kind of inner fin solar thermal collector with generating function | |
| CN104660101A (en) | Temperature difference power generator | |
| CN108198981A (en) | A kind of Battery case | |
| CN207896154U (en) | A kind of Battery case | |
| RU2650758C1 (en) | Compact thermoelectric generator | |
| CN206059525U (en) | Set of cells with temp. control function | |
| CN204258667U (en) | Based on the protable power unit of micro-scale gas flow | |
| CN102889696A (en) | Pyroelectric co-production device of solar water heater | |
| CN202332913U (en) | Cooling device for improving power generation capacity of photovoltaic cells |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |