CN208690302U - A kind of organic/inorganic composite material thermoelectric generating device - Google Patents
A kind of organic/inorganic composite material thermoelectric generating device Download PDFInfo
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- CN208690302U CN208690302U CN201820628592.5U CN201820628592U CN208690302U CN 208690302 U CN208690302 U CN 208690302U CN 201820628592 U CN201820628592 U CN 201820628592U CN 208690302 U CN208690302 U CN 208690302U
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- organic
- composite material
- inorganic composite
- thermocouple
- heat source
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- 229910003471 inorganic composite material Inorganic materials 0.000 title claims abstract description 64
- 230000005611 electricity Effects 0.000 claims abstract description 34
- 238000009413 insulation Methods 0.000 claims description 16
- 230000005619 thermoelectricity Effects 0.000 claims description 11
- 230000017525 heat dissipation Effects 0.000 claims description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 7
- 239000011810 insulating material Substances 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 4
- 238000010248 power generation Methods 0.000 claims description 4
- 230000035939 shock Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 21
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000002070 nanowire Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000536 complexating effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical compound FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model relates to a kind of organic/inorganic composite material thermoelectric generating devices, including heat source pipeline, the thermoelectric generating device further includes multiple organic/inorganic composite material electricity generation modules, multiple organic/inorganic composite material electricity generation modules are sequentially sleeved on the outside of heat source pipeline, two adjacent organic/inorganic composite material electricity generation modules are connected in series by connector, the organic/inorganic composite material electricity generation module includes thermocouple and radiating fin, the radiating fin is sheathed on the outside of heat source pipeline, the thermocouple is arranged more, each thermocouple one end connects heat source pipeline, the other end connects radiating fin, more thermocouples form parallel and are distributed between heat source pipeline and radiating fin in flaabellum shape.Compared with prior art, the utility model can effectively utilize limited space to obtain higher generated output, and thermal shock should get well, not limited by factors such as periphery territorial environments, applied widely.
Description
Technical field
The utility model relates to a kind of thermoelectric generating devices, more particularly, to a kind of organic/inorganic composite material thermoelectric power generation
Device.
Background technique
Thermoelectricity is to study to realize the Men Xueke directly converted between thermal energy and electric energy by thermoelectric material.With the whole world
The rapid growth of energy demand and higher and higher thermal management demand, thermoelectricity are widely paid close attention in recent years.And thermoelectricity
Device is mainly made of thermoelectric material, and thermoelectric material is a kind of new function material that thermal energy and electric energy may be implemented and mutually convert
Material, is widely used in thermoelectric power generation and thermoelectric cooling.It is long with the service life, structure is simple, high reliability, but disadvantage
It is also obvious that for example conversion efficiency of thermoelectric is low.The performance of thermoelectric material is assessed by thermoelectric figure of merit (ZT), ZT=(S2σT)/
κ, the Seebeck coefficient S with material itself, conductivityσ, thermal conductivity κ are related with absolute temperature T.Due to thermoelectricity transmission coefficient
It is all related with the band structure of thermoelectric material itself and carrier concentration.Therefore by the regulation of material composition, in certain journey
The thermoelectricity capability of material can be optimized on degree, and the thermal conductivity κ for reducing material is one of the effective way for improving thermoelectric figure of merit ZT.
Thermoelectric material is divided into p-type and n-type, by both material in series or individually can prepare thermo-electric device, the thermoelectricity
Device can be used for freezing and generating electricity.Traditional thermo-electric device is made of inorganic thermoelectric material, its advantage is that ZT value is larger, function
The rate factor is big, high temperature resistant, manufacturing technology are mature, but disadvantage be also it will be apparent that it is toxic, quality is big, price is high, flexible poor, hot
It is poor to impact, and requires manufacturing process harsh.In recent years, the enhancing with environmental consciousness and the load to future source of energy scarcity
Sorrow makes full use of waste heat to obtain the close attention of people, and thermo-electric device can effectively utilize cogeneration.Pipeline hot water or
Exhaust gas is one of most common mode, especially carries the fluid of heat, it is however generally that, the temperature of spent heat-carrier rarely exceeds
120℃.But the bendability of pipeline to be limited using inorganic thermoelectric material, and for example some region temperature are very low, and cold and hot
Impact is easier that inorganic material is allowed to rupture.Therefore, be adapt to various territorial environments, and reduce cost and manufacturing process etc. because
Element needs to design a kind of organic/inorganic composite material thermoelectric generating device.
Utility model content
The purpose of this utility model is exactly to provide a kind of organic-inorganic to overcome the problems of the above-mentioned prior art
Composite material thermoelectric generating device.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of organic/inorganic composite material thermoelectric generating device, including heat source pipeline, the thermoelectric generating device also wrap
Multiple organic/inorganic composite material electricity generation modules are included, multiple organic/inorganic composite material electricity generation modules are sequentially sleeved at heat
On the outside of source capsule road, two adjacent organic/inorganic composite material electricity generation modules are connected in series by connector, organic nothing
Machine composite material electricity generation module includes thermocouple and radiating fin, and the radiating fin is sheathed on the outside of heat source pipeline, the heat
Galvanic couple is arranged more, and each thermocouple one end connects heat source pipeline, and the other end connects radiating fin, and more thermocouple formation are connected in parallel
Mode is simultaneously distributed between heat source pipeline and radiating fin in flaabellum shape.
Preferably, the thermocouple is flexible organic/inorganic composite material thermocouple.
Preferably, the flexible organic/inorganic composite material thermocouple is that Kynoar adulterates nickel nano wire thermoelectricity
It is even.
Preferably, the thermocouple in each organic/inorganic composite material electricity generation module is p-type thermocouple.
Preferably, it is filled out between more thermocouples in each organic/inorganic composite material electricity generation module by being insulated insulating materials
It fills.
Preferably, the connector includes that insulation insulation external member, hollow cylinder and conducting wire, the hollow cylinder are embedded
In heat source insides of pipes, the thermal insulation external member is sheathed on the outside of heat source pipeline, and the conducting wire is connected in series in two sides
The hot end of organic/inorganic composite material electricity generation module and cold end.
Preferably, the radiating fin includes that heat dissipation sleeve and wing leaf, the heat dissipation sleeve are sheathed on outside heat source pipeline
Side, the wing leaf setting is multiple and is distributed on the outside of heat dissipation sleeve in radiant type.
Compared with prior art, the utility model has the advantages that
(1) the utility model thermocouple is using flexible organic/inorganic composite material thermocouple, since the flexibility of thermocouple is special
Point, therefore be distributed between heat source pipeline and radiating fin in flaabellum shape, limited space can be effectively utilized, it is as much as possible to add
Galvanic couple is heated, to obtain higher generated output；
(2) the utility model Kynoar adulterates nickel nano wire thermocouple, by adulterating inorganic nanowires system in organic matter
At, the conductivity and Seebeck coefficient of organic/inorganic composite material is greatly improved, meanwhile, the expansion of organic/inorganic composite material
Scattered coefficient is smaller, this has, and using reducing, the contact performance due to caused by diffusion degenerates and diffusing, doping makes the property of thermoelectric material
Influence caused by capable of declining, and thermocouple production is simple, easy processing；
(3) the utility model organic/inorganic composite material electricity generation module forms modularized design structure, just by connector
The series connection between multiple modules can be achieved, theoretically can infinitely increase organic/inorganic composite material electricity generation module, thus into
One step improves generated output；
(4) for the utility model using single p-type thermocouple, alternative organic/inorganic composite material is many kinds of, series connection
It is more convenient, it is easy to make；
(5) it is mutual to can effectively prevent by insulation insulating materials filling for thermocouple between more thermocouples of the utility model
Between influence, guarantee that each thermocouple input voltage is similar；
(6) the utility model thermal shock should be got well, and not limited by factors such as periphery territorial environments, applied widely.
Detailed description of the invention
Fig. 1 is the schematic perspective view under one visual angle of the utility model organic/inorganic composite material thermoelectric generating device；
Fig. 2 is the stereochemical structure signal under another visual angle of the utility model organic/inorganic composite material thermoelectric generating device
Figure；
Fig. 3 is the main view of the utility model organic/inorganic composite material electricity generation module；
Fig. 4 is the structural schematic diagram of the utility model connector；
Fig. 5 is the structural schematic diagram under the utility model organic/inorganic composite material thermoelectric generating device test mode；
In figure, 1 is thermocouple, and 2 be heat source pipeline, and 3 be radiating fin, and 4 be organic/inorganic composite material electricity generation module, and 5 are
Connector, 6 be electronic load instrument, and 7 be insulation insulation external member, and 8 be hollow cylinder, and 9 be conducting wire.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.Note that the following embodiments and the accompanying drawings
Explanation only substantial illustration, the utility model is not intended to be applicable in it object or its purposes is defined, and this is practical
It is novel to be not limited to the following embodiments and the accompanying drawings.
Embodiment
As shown in Figure 1 to 4, a kind of organic/inorganic composite material thermoelectric generating device, including heat source pipeline 2, heat source tube
Road 2 is for conveying waste liquid or exhaust gas, as heat source.Thermoelectric generating device further includes multiple organic/inorganic composite material electricity generation modules
4, multiple organic/inorganic composite material electricity generation modules 4 are sequentially sleeved at 2 outside of heat source pipeline, two adjacent organo-mineral complexings
Material electricity generation module 4 is connected in series by connector 5, and organic/inorganic composite material electricity generation module 4 includes thermocouple 1 and radiating fin
3, radiating fin 3 is sheathed on 2 outside of heat source pipeline, and thermocouple 1 is arranged more, each organic/inorganic composite material in the present embodiment
6 thermocouples 1 are arranged in electricity generation module 4, and each 1 one end of thermocouple connects heat source pipeline 2, and the other end connects radiating fin 3, more thermoelectricity
Even 1 forms parallel and is distributed between heat source pipeline 2 and radiating fin 3 in flaabellum shape, at this point, heat source pipeline 2 is
The hot end of inorganic composite materials electricity generation module, radiating fin 3 are the cold end of inorganic composite materials electricity generation module.Each organic and inorganic compound
By insulation insulating materials filling between more thermocouples 1 in condensation material electricity generation module 4, airsetting is can be used in insulation insulating materials
Glue, filling purpose is the influence for preventing thermocouple 1 mutual, guarantees that each 1 input voltage of thermocouple is similar.
Thermocouple 1 is flexible organic/inorganic composite material thermocouple, and flexible organic/inorganic composite material thermocouple is poly- inclined
Vinyl fluoride adulterates nickel nano wire thermocouple, and the thermocouple 1 in each organic/inorganic composite material electricity generation module 4 is p-type thermoelectricity
It is even.Organic/inorganic composite material can be made by adulterating inorganic nanowires in organic matter, and organo-mineral complexing material is greatly improved
The conductivity and Seebeck coefficient of material.Meanwhile the diffusion coefficient of organic/inorganic composite material is smaller, this has using reduction due to expanding
Dissipate the influence that caused contact performance degenerates and diffusing, doping keeps the performance decline of thermoelectric material caused.In addition to this,
The features such as organic/inorganic composite material is flexible, easy processing can effectively select optimum geometry, so that production thermocouple 1
Simple easy processing.Since generated output is with the reduction first increases and then decreases of 1 length of thermocouple, that is, it is long to there is optimal thermocouple 1
Degree is so that generated output reaches most preferably, and the feature that organic/inorganic composite material is flexible, can effectively save space and use
Amount, addition thermocouple 1 as much as possible, to improve generated output, and the thermocouple 1 of organic/inorganic composite material manufacture is not
It is influenced by pipe bending.Radiant type distribution, therefore 1 hot end of all thermocouples and the external world is presented in thermocouple 1 centered on pipeline
The temperature difference it is essentially identical.Due to organic/inorganic composite material easy processing, this reduces the difficulties of the manufacturing process of radiant type distribution
Degree.Thermocouple 1, which is chosen, in the present embodiment adulterates nickel (Ni) nano wire (volume fraction f=44.5%) in Kynoar (PVDF)
Be fabricated to after film and be cut into thermocouple 1 again, single 1 thermoelectricity transmission coefficient of thermocouple be respectively S=-20.6 μ V/K, σ=
4700S/cm, cross-sectional area 0.15mm2, length 1cm, temperature difference between the two ends 50K ideally (do not consider thermal contact resistance
With the influence of contact resistance) peak power output of individual module (being made of 6 thermocouples 1) is 11.22 μ W.In the present embodiment
Organic/inorganic composite material thermoelectric generating device is connected in series by two organic/inorganic composite material electricity generation modules 4, theoretically
Organic/inorganic composite material electricity generation module 4 can infinitely be increased, to further increase generated output.For example, according on 10
The linking of 4 phase of organic/inorganic composite material electricity generation module is stated, then ideally peak power output can reach 1.122mW.
Connector 5 includes that insulation insulation external member 7, hollow cylinder 8 and conducting wire 9, hollow cylinder 8 are embedded in heat source pipeline 2
Side, thermal insulation external member are sheathed on 2 outside of heat source pipeline, and conducting wire 9 is connected in series in two sides organic/inorganic composite material power generation mould
The hot end of block 4 and cold end, the gap between insulation external member, hollow cylinder 8 and pipeline are filled with aeroge, are prevented short circuit, are subtracted
Small hot-fluid loss.
Radiating fin 3 includes heat dissipation sleeve and wing leaf, and heat dissipation sleeve is sheathed on 2 outside of heat source pipeline, and the setting of wing leaf is multiple simultaneously
It is distributed on the outside of heat dissipation sleeve in radiant type.
As shown in figure 5, open-circuit voltage, the short circuit current, output work of thermo-electric device generation can be measured by electronic load instrument 6
The coefficients of performance such as rate.
Above embodiment is only to enumerate, and does not indicate the restriction to the scope of the utility model.These embodiments can also be with
Various other modes are implemented, and can make various to omit, displacement, become in the range of not departing from the utility model technical idea
More.
Claims (7)
1. a kind of organic/inorganic composite material thermoelectric generating device, including heat source pipeline (2), which is characterized in that the thermoelectricity
Power generator further includes multiple organic/inorganic composite material electricity generation modules (4), multiple organic/inorganic composite materials power generation
Module (4) is sequentially sleeved on the outside of heat source pipeline (2), and two adjacent organic/inorganic composite material electricity generation modules (4) pass through company
Device (5) series connection is connect, the organic/inorganic composite material electricity generation module (4) includes thermocouple (1) and radiating fin (3), institute
The radiating fin (3) stated is sheathed on the outside of heat source pipeline (2), and the thermocouple (1) is arranged more, and each thermocouple (1) one end connects
It connects heat source pipeline (2), the other end connects radiating fin (3), and more thermocouples (1) form parallel and are distributed in flaabellum shape
Between heat source pipeline (2) and radiating fin (3).
2. a kind of organic/inorganic composite material thermoelectric generating device according to claim 1, which is characterized in that the heat
Galvanic couple (1) is flexible organic/inorganic composite material thermocouple.
3. a kind of organic/inorganic composite material thermoelectric generating device according to claim 2, which is characterized in that described is soft
Property organic/inorganic composite material thermocouple (1) be Kynoar adulterate nickel nano wire thermocouple.
4. a kind of organic/inorganic composite material thermoelectric generating device according to claim 1, which is characterized in that each organic nothing
Thermocouple (1) in machine composite material electricity generation module (4) is p-type thermocouple.
5. a kind of organic/inorganic composite material thermoelectric generating device according to claim 1, which is characterized in that each organic nothing
Pass through insulation insulating materials filling between more thermocouples (1) in machine composite material electricity generation module (4).
6. a kind of organic/inorganic composite material thermoelectric generating device according to claim 1, which is characterized in that the company
Connecing device (5) includes that insulation insulation external member (7), hollow cylinder (8) and conducting wire (9), the hollow cylinder (8) are embedded in heat source tube
On the inside of road (2), the thermal insulation external member is sheathed on the outside of heat source pipeline (2), and the conducting wire (9) is connected in series in two sides
The hot end of organic/inorganic composite material electricity generation module (4) and cold end.
7. a kind of organic/inorganic composite material thermoelectric generating device according to claim 1, which is characterized in that described dissipates
Hot wing (3) includes heat dissipation sleeve and wing leaf, and the heat dissipation sleeve is sheathed on the outside of heat source pipeline (2), the wing leaf setting
It is multiple and in radiant type be distributed in heat dissipation sleeve on the outside of.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820628592.5U CN208690302U (en) | 2018-04-28 | 2018-04-28 | A kind of organic/inorganic composite material thermoelectric generating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820628592.5U CN208690302U (en) | 2018-04-28 | 2018-04-28 | A kind of organic/inorganic composite material thermoelectric generating device |
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| CN208690302U true CN208690302U (en) | 2019-04-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108417705A (en) * | 2018-04-28 | 2018-08-17 | 同济大学 | A kind of organic/inorganic composite material thermoelectric generating device |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108417705A (en) * | 2018-04-28 | 2018-08-17 | 同济大学 | A kind of organic/inorganic composite material thermoelectric generating device |
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Granted publication date: 20190402 Termination date: 20190428 |