CN104578978A - Portable wearable temperature difference power generation device - Google Patents
Portable wearable temperature difference power generation device Download PDFInfo
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- CN104578978A CN104578978A CN201510019903.9A CN201510019903A CN104578978A CN 104578978 A CN104578978 A CN 104578978A CN 201510019903 A CN201510019903 A CN 201510019903A CN 104578978 A CN104578978 A CN 104578978A
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- temperature difference
- generation device
- electricity generation
- radiator
- difference electricity
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- 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
Abstract
The invention discloses a portable wearable temperature difference power generation device. The portable wearable temperature difference power generation device is composed of a heat collector, a thermoelectric module and a radiator, and the total thickness of the portable wearable temperature difference power generation device is smaller than 10 mm. The thermoelectric module acts at the temperature ranging from 10 DEG C to 60 DEG C. The heat collector comprises a bottom heat plate and a heat conduction base arranged between the bottom heat plate and the end face of the thermoelectric module in a direct-contact mode. The bottom heat plate is a meshed good heat conductor. The radiator comprises a radiating face and a radiating base arranged on the cold end face of the thermoelectric module in a direct-contact mode. The thermoelectric module is a chip integrated with a voltage stabilization module. Interval-type intensive array-type thermocouple pairs are arranged in the chip. The voltage stabilization module is externally connected with an energy storage unit, an LED indicator lamp and a USB socket. By the application of the temperature difference power generation device, any heat energy can be utilized for power generation, no noise or consumption is generated, the size is small, an interlayer is thin, the portable wearable temperature difference power generation device is convenient to wear, carry, store and assemble, the gap of the wearable electronic energy field is filled, and the portable wearable temperature difference power generation device is environmentally friendly, wide in application range, long in working life, and also suitable for being independently used in a field or being used by being integrated with cookers.
Description
Technical field
The present invention relates to a kind of Blast Furnace Top Gas Recovery Turbine Unit (TRT), particularly relate to the implementation of a kind of thermo-electric generation new opplication in wearable, portable household goods, belong to thermo-electric generation application.
Background technology
Traditional fuel energy reduces day by day, and it becomes increasingly conspicuous to the harm that environment causes.At present, China has 70,000,000 without electric population away from grid power system.Regenerative resource has all been invested sight in the current whole world, wishes the energy resource structure that regenerative resource can change the mankind, the problem of going to the countryside providing the energy of sustainable development, also can solve distributed power generation.
The evolution history of generation technology comprises the turbogenerator of traditional water wheels driving, steam-powered generator, and internal combustion engine generating engine, and the turbogenerator that natural gas drives, burn the turbogenerator of coal, and the steam turbin generator that atomic energy drives.All above-mentioned these all can cause huge environmental disruption such as: flooding of rivers, air or water pollutions.With regard to this environmental issue, we must do the reduction method energy-saving emission-reducing of the earth, make it meet the energy requirements of macro environment environmental protection.In the wild and the activity such as high seas working, scientific investigation, exploration, rescue often need portable power supply, compact power conventional at present such as storage battery, diesel engine generator or folding photovoltaic panel etc. have certain limitation in use.Such as, storage battery finite capacity, power supply can not continue; Diesel engine generator carries inconvenience, needs consume fuel.Collapsible photovoltaic panel cannot use at night.
In existing technical scheme, there is the mode adopting solar energy thermal-power-generating.The heat energy of designated band in solar energy is collected by flat plate collector, afterwards by heat-transfer device by heat transfer to the hot junction of thermoelectric chip, radiator many employings recirculated water of thermoelectric chip cold junction is as coolant.Such mode, is limited to the restriction of the area of flat plate collector and the position of radiator.
The shortcoming of prior art is mainly reflected in:
1) device therefor costly, and disposable input cost is high; Or equipment is more special, it is specially certain Minitype thermoelectricity module manufacture craft and the equipment that designs that part belongs to, and not easily realizes producing in enormous quantities.
2) manufacture craft is not for raw material with the thermoelectric block body material that market can have been bought at a low price, but with powder or element simple substance for raw material, utilize the technologies of preparing such as condensation, powder sintering, film to synthesize, this just increases the quality risk of technical difficulty and product.
3) processing step is more, and some technique crosses over multiple technical fields such as materials synthesis, precision optical machinery processing and microelectronics, and product quality management is not easily carried out.
4) some processes requires higher to the technical merit of operating personnel and qualification, and operation cost is high.
5) existing microelectronic technique is produced on the low problem of the upper effective heat transfer area of ubiquity of Minitype thermoelectricity module application, causes power density general lower.
Over nearly 20 years, the miniaturization technologies of electrothermal module is paid close attention to more and more widely because the application background of its uniqueness receives.U.S., moral, Deng state develop the technical scheme of multiple electrothermal module microminiaturization in succession, and are applied to the fields such as compact power, submarine detector, gas sensor and medicine equipment.The solution in past carries a lot of battery in outlying district; But have the solution facilitating many to outlying district now.Even without grid power system, people can utilize various heat resource power generation such as to use underground heat, industrial waste heat, waste incineration, mine used heat, atomic energy used heat and burning hot etc. now.In addition, thermo-electric generation equipment is being used at the spacecraft such as Mars, lunar exploration.
Summary of the invention
The object of the invention is to propose a kind of portable wearable temperature difference electricity generation device, provide Waste Heat Reuse, thermo-electric generation in overall technique solution that is wearable, portable household goods field.
Above-mentioned purpose of the present invention, to be achieved by the following technical programs: a kind of portable wearable temperature difference electricity generation device, it is characterized in that: described temperature difference electricity generation device is made up of heat collector, electrothermal module and radiator and gross thickness is less than 10mm, wherein said electrothermal module operates on temperature range 10 DEG C ~ 60 DEG C, described heat collector comprises the bottom hot plate of thermal-arrest and directly contacts the heat conducting base be located between bottom hot plate and face, electrothermal module hot junction, and described bottom hot plate is the good heat conductor of mesh-like; Described radiator comprises radiating surface and is located at electrothermal module cold junction face cooling base with directly contacting; Described electrothermal module be integrated with Voltage stabilizing module chip and be provided with the thermocouple pair of compartment closely spaced array type in chip, described Voltage stabilizing module outreaches energy-storage units, LED light and USB socket.
Further, described bottom hot plate is the good thermal conductor of mesh-like, and is set to the mylar of porous heat radiation towards heat conducting base.
Further, described temperature difference electricity generation device is applied to wearable garment or wearable accessories, and described heat collector, electrothermal module and radiator are that flexible bending is curved.
Further, described temperature difference electricity generation device is applied to portable charged treasured, and described bottom hot plate is immersed in the gas of high temperature, liquid or on flare.
Further, in described electrothermal module compartment closely spaced array type thermocouple between be provided with heat insulation layer.
Further, heat collector, electrothermal module and radiator in described temperature difference electricity generation device are horizontal ornaments.
Further, heat collector in described temperature difference electricity generation device, electrothermal module and radiator are vertical ornaments, and in parallel based on radiator, heat collector is in parallel, described temperature difference electricity generation device is made up of folded the establishing of two-layer above radiator, heat collector and electrothermal module, and each electrothermal module cascaded-output is to Voltage stabilizing module.
Further, described radiator is finned air cooling heat radiator, the gas-liquid cooler of two-phase or recirculated water cooling radiator.
Remarkable result after technical solution of the present invention application implementation is: by the heat management system of particular design, make thermo-electric generation can at ultrathin type in wearable or charger baby, accomplish to utilize any heat energy power-generating, noiseless, no consumption, volume are little, interlayer is thin, be convenient for carrying, preserve and assemble, fill up a blank of wearable electronic energy field, this Product Green environmental protection, applied widely, long working life, is suitable for field and is used alone or use integrated with cooker.
Below just accompanying drawing in conjunction with the embodiments, is described in further detail the specific embodiment of the present invention, is easier to understand, grasp to make technical solution of the present invention.
Accompanying drawing explanation
Fig. 1 is the structure cross-sectional schematic of temperature difference electricity generation device of the present invention.
Fig. 2 is the structural representation of temperature difference electricity generation device level of the present invention ornaments.
Fig. 3 is the structural representation that temperature difference electricity generation device of the present invention is vertically furnished.
Fig. 4 is the electrical block diagram of temperature difference electricity generation device of the present invention.
Embodiment
Below just accompanying drawing in conjunction with the embodiments, is described in further detail the specific embodiment of the present invention, is easier to understand, grasp to make technical solution of the present invention.
As shown in Figure 1, the invention discloses a kind of temperature difference electricity generation device, the multiple electrothermal module comprising heat collector, radiator and be folded between radiator and heat collector and gross thickness is less than 15mm, wherein electrothermal module 2 operates on temperature range 10 DEG C ~ 60 DEG C, this heat collector comprises the bottom hot plate 11 of thermal-arrest and directly contacts the heat conducting base 12 be located between bottom hot plate and face, electrothermal module hot junction, and bottom this, hot plate is the good heat conductor of mesh-like; This radiator comprises radiating surface 41 and is located at electrothermal module cold junction face cooling base 42 with directly contacting; This electrothermal module 2 is for being integrated with the chip of Voltage stabilizing module and being provided with the thermocouple pair of compartment closely spaced array type in chip, and this Voltage stabilizing module outreaches energy-storage units, LED light and USB socket.There is the temperature difference and can generate electricity in electrothermal module two ends, is finally put together by connection in series-parallel by the electricity that electrothermal module sends, and just can be used for people's routine use.
This device green can be produced, uses, is met the strict requirement of environmental protection.Substantially accomplish to utilize any heat energy power-generating.Noiseless, no consumption, volume is little, and interlayer is thin, is convenient for carrying, preserves and assembles.Can apply in traditional field, or enter new client and application.This device can fill up some blank of the wearable electronic technology energy.The scope of application is wide, long working life, can be integrated with cooker, is suitable for being used alone in the wild or charging device as portable power source system uses.Like this, common thermal source is utilized to provide the electric energy of wearable electronic.The popularization of thermoelectric generation will to energy-saving and emission-reduction, and protection of the environment has very important meaning.It achieve the utilization to sustainable energy on the one hand, the demand of remote districts to electricity can be met again on the other hand.
Nearest theoretical research shows, when utilizing thermo-electric generation to carry out thermoelectricity waste heat recovery, the characteristic size only by reducing electrothermal module just effectively can reduce the use amount of material under the prerequisite not changing transformation efficiency and power, thus reduces costs and environmental cost.Therefore the low cost Minitype thermoelectricity module manufacturing technology being suitable for large-scale production shows wide market prospects by future.The technology that can realize Minitype thermoelectricity module mass production is listed below: US Patent No. 6440212B1, US Patent No. 005956569A, US Patent No. 20020069906A1, US Patent No. 006100463A, Chinese patent CN200510082038.9 etc.
As shown in Figure 1, be the core texture schematic diagram of temperature difference electricity generation device of the present invention.As the preferred embodiments of the present invention, this temperature difference electricity generation device is applied to wearable daily necessities.It has heat collector, radiator and is folded in the multiple electrothermal modules between radiator and heat collector.From diagram, above-mentioned heat collector using the good thermal conductor of mesh-like as substrate, and is set to towards heat conducting base the mylar that porous dispels the heat, and mates with wearable product design and tailor, heat collector thickness usually between 1-4mm, preferred 2mm; The integrated appearance being located at wearable product of above-mentioned radiator, the gas-liquid two-phase refrigeration of, water-cooled air-cooled based on routine or vapo(u)rability, electrothermal module is between the two compartment arranged in arrays, separates each thermocouple pair respectively by heat insulation layer 3.This temperature difference electricity generation device can independently customize breadth size according to demand, and multiple this also can be adopted device distributedly to be located at wearable articles for use and to be cascaded to common output.If desired, it is curved that each part of this temperature difference electricity generation device can make flexible bending, only need ensure that each layer is parallel to each other.
On market, portable power source as the portable power source of current main-stream, but due to small product size limit its capacity boost be difficult to all the time break through.And adopt this temperature difference electricity generation device, only heat collector need be immersed in the gas of high temperature, liquid or on the flare in field, the temperature difference requirement that electrothermal module is enough can be provided, thus realize charging flexibly.Now, heat collector can adopt the end face that the such as making such as red copper, beryllium copper area is enough large, hot-fluid evenly exports; And radiator can adopt the fin of red copper, aluminium, and the area of radiator needs equal or slightly large relative to electrothermal module, and cooling effectiveness can be maintained to the temperature difference about 50 DEG C, to be enough to the temperature difference uniformity and the density of heat flow rate uniformity that maintain cold and hot end.Adopt asbestos frameworks to carry out thermal insulation therebetween, thus electrothermal module fixed and make hot junction, the heat of cold junction fully, preferably all can flow through electrothermal module.
From concrete enforcement, as shown in Figure 2, heat collector, electrothermal module and radiator in above-mentioned temperature difference electricity generation device can be furnished in horizontal.But be also no lack of other execution mode, as shown in Figure 3, heat collector in above-mentioned temperature difference electricity generation device, electrothermal module and radiator are vertical ornaments, and unified heat management mode in parallel based on radiator, that heat collector is in parallel, this temperature difference electricity generation device is made up of folded the establishing of two-layer above radiator, heat collector and electrothermal module, and each electrothermal module cascaded-output is to Voltage stabilizing module.Hot junction has direct passage of heat to make it to be connected in heat collector; And all cold junctions have direct channel to be connected in radiator.
Based on said structure design, the invention allows for the metallized technique of minisize thermoelectric chip thermoelectric arm.The right primitive of above-mentioned thermocouple is composed of by two kinds of different thermoelectric semiconductor materials.The thermoelectric device of exemplary has a kind of p-type thermoelectric material and a kind of n-type thermoelectric material.In p-type thermoelectric material, electric current is consistent with the charge carrier direction of hot-fluid; And the charge carrier direction of N-shaped thermoelectric material is contrary to electric current, hot-fluid.Namely manufacture electrothermal module is preferably and the to high-density superposition of those primitives connected.
This temperature difference electricity generation device, in actual production process, provides a kind of backing material for pottery-1 or highly heat-conductive material, such as high thermal conductance KYOCERA AN242 model.Its geometry within the specific limits can by shaping while of 3D Print Control and two kinds of thermoelectric arms.3D print system is by the array of n-type material (such as " BiTe ") and p-shaped material (such as " BiSbTe ") generating high density.Interval insulant is the pottery-2 of lower thermal conductivity, such as KYOCERA GL771 model.After geometric configuration needed for generation, at the annealing temperature of about 300 degree, can the disposable material object immediately completing above-mentioned multiple material through modeling process.3D printing completes the array of constituent element device like this and has very manufactured electrothermal module to environmental protection.The series-parallel circuit of thermoelectricity constituent element array (wiring) completes wiring (with copper, lead or aluminum etc.) through the printing of its rear end electrode.Adopt 3D to print above-mentioned high thermo-conductive ceramic-1 during the encapsulation of rear end to complete.
As shown in Figure 4, be the electrical block diagram of temperature difference electricity generation device of the present invention.From diagram, DC-DC Voltage stabilizing module is integrated with in above-mentioned electrothermal module, this Voltage stabilizing module can stablize voltage, electric current needed for output according to the practical application request of thermo-electric generation, input and come from the right generation electric current of thermocouple to then receiving, due to the waving interval of the temperature difference, this thermocouple also has certain fluctuation to output voltage, so adopt this Voltage stabilizing module, can realize input range 0.9V-24V and stablize output 5V power supply.Another commercial transducer Maxim668(U.S. Maxime Products) applicable equally, the counting index of this transducer is that input range 2.7-18V stablizes output 5V power supply.The output of Voltage stabilizing module, also can external LED light and USB socket to external charge circuit and storage battery doing inner energy storage, for USB interface equipment use.
Wearable device of the present invention has the feature such as noiseless, life-span length, is applicable to various rough environment.As long as there is thermal source just can solve the powerup issue of wearable electronic product.And equipment can green production and application, meet the strict requirement of environmental protection.The regional large-scale popularization utilization that some are remote, heat supply is sufficient can be adapted at and meet these remote short of electricity districts to the temperature difference electricity generation device of the demand of electricity.
In addition to the implementation, the present invention can also have other execution mode.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the present invention's scope required for protection.
Claims (8)
1. a portable wearable temperature difference electricity generation device, it is characterized in that: described temperature difference electricity generation device is made up of heat collector, electrothermal module and radiator and gross thickness is less than 10mm, wherein said electrothermal module operates on temperature range 10 DEG C ~ 60 DEG C, described heat collector comprises the bottom hot plate of thermal-arrest and directly contacts the heat conducting base be located between bottom hot plate and face, electrothermal module hot junction, and described bottom hot plate is the good heat conductor of mesh-like; Described radiator comprises radiating surface and is located at electrothermal module cold junction face cooling base with directly contacting; Described electrothermal module be integrated with Voltage stabilizing module chip and be provided with the thermocouple pair of compartment closely spaced array type in chip, described Voltage stabilizing module outreaches energy-storage units, LED light and USB socket.
2. portable wearable temperature difference electricity generation device according to claim 1, is characterized in that: described bottom hot plate is the good thermal conductor of mesh-like, and is set to the mylar of porous heat radiation towards heat conducting base.
3. portable wearable temperature difference electricity generation device according to claim 1, it is characterized in that: described temperature difference electricity generation device is applied to wearable garment or wearable accessories, and described heat collector, electrothermal module and radiator is that flexible bending is curved.
4. portable wearable temperature difference electricity generation device according to claim 1, is characterized in that: described temperature difference electricity generation device is applied to portable charged treasured, and described bottom hot plate is immersed in the gas of high temperature, liquid or on flare.
5. portable wearable temperature difference electricity generation device according to claim 1, is characterized in that: in described electrothermal module compartment closely spaced array type thermocouple between be provided with heat insulation layer.
6. portable wearable temperature difference electricity generation device according to claim 1, is characterized in that: the heat collector in described temperature difference electricity generation device, electrothermal module and radiator are horizontal ornaments.
7. portable wearable temperature difference electricity generation device according to claim 1, it is characterized in that: the heat collector in described temperature difference electricity generation device, electrothermal module and radiator are vertical ornaments, and in parallel based on radiator, heat collector is in parallel, described temperature difference electricity generation device is made up of folded the establishing of two-layer above radiator, heat collector and electrothermal module, and each electrothermal module cascaded-output is to Voltage stabilizing module.
8. portable wearable temperature difference electricity generation device according to claim 1, is characterized in that: described radiator is finned air cooling heat radiator, the gas-liquid cooler of two-phase or recirculated water cooling radiator.
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Cited By (10)
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| CN104883095A (en) * | 2015-06-25 | 2015-09-02 | 武汉纯白科技有限公司 | Heat energy gathering device of wearable equipment |
| CN106090808A (en) * | 2016-06-03 | 2016-11-09 | 西安理工大学 | A kind of high efficiency thermoelectric conversion LED lamp |
| CN106361258A (en) * | 2016-11-07 | 2017-02-01 | 马根昌 | Medical tongue depressor |
| CN106712263A (en) * | 2016-11-14 | 2017-05-24 | 深圳市元征软件开发有限公司 | Power supplying method and wearable equipment |
| CN106787947A (en) * | 2015-11-24 | 2017-05-31 | 华中科技大学 | The device that a kind of utilization body temperature generates electricity |
| CN108652095A (en) * | 2018-05-18 | 2018-10-16 | 云南靖创液态金属热控技术研发有限公司 | Using temperature difference self power generation fabric and utilize intelligent clothing made of the fabric |
| CN109561548A (en) * | 2018-12-26 | 2019-04-02 | 深圳市灏天光电有限公司 | Power supply unit and lighting system for LED lamp |
| CN109951108A (en) * | 2019-04-28 | 2019-06-28 | 上海电力学院 | The portable emergency case of fiery temperature thermo-electric generation |
| CN113595443A (en) * | 2020-04-30 | 2021-11-02 | 斯沃奇集团研究及开发有限公司 | Power indicator device for a thermoelectric generator of a watch |
| CN113945295A (en) * | 2021-12-22 | 2022-01-18 | 广东则成科技有限公司 | Flexible thermopile sensor and method of making same |
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| CN104883095A (en) * | 2015-06-25 | 2015-09-02 | 武汉纯白科技有限公司 | Heat energy gathering device of wearable equipment |
| CN106787947A (en) * | 2015-11-24 | 2017-05-31 | 华中科技大学 | The device that a kind of utilization body temperature generates electricity |
| CN106090808A (en) * | 2016-06-03 | 2016-11-09 | 西安理工大学 | A kind of high efficiency thermoelectric conversion LED lamp |
| CN106361258A (en) * | 2016-11-07 | 2017-02-01 | 马根昌 | Medical tongue depressor |
| CN106712263A (en) * | 2016-11-14 | 2017-05-24 | 深圳市元征软件开发有限公司 | Power supplying method and wearable equipment |
| CN108652095A (en) * | 2018-05-18 | 2018-10-16 | 云南靖创液态金属热控技术研发有限公司 | Using temperature difference self power generation fabric and utilize intelligent clothing made of the fabric |
| CN109561548A (en) * | 2018-12-26 | 2019-04-02 | 深圳市灏天光电有限公司 | Power supply unit and lighting system for LED lamp |
| CN109951108A (en) * | 2019-04-28 | 2019-06-28 | 上海电力学院 | The portable emergency case of fiery temperature thermo-electric generation |
| CN113595443A (en) * | 2020-04-30 | 2021-11-02 | 斯沃奇集团研究及开发有限公司 | Power indicator device for a thermoelectric generator of a watch |
| CN113945295A (en) * | 2021-12-22 | 2022-01-18 | 广东则成科技有限公司 | Flexible thermopile sensor and method of making same |
| CN113945295B (en) * | 2021-12-22 | 2022-04-22 | 广东则成科技有限公司 | Flexible thermopile sensor and method of making same |
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