CN101581503A - Heat storage multi-use solar cooker - Google Patents

Heat storage multi-use solar cooker Download PDF

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Publication number
CN101581503A
CN101581503A CNA2009100597810A CN200910059781A CN101581503A CN 101581503 A CN101581503 A CN 101581503A CN A2009100597810 A CNA2009100597810 A CN A2009100597810A CN 200910059781 A CN200910059781 A CN 200910059781A CN 101581503 A CN101581503 A CN 101581503A
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China
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heat
storage device
thermal storage
conducting
pipe
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Application number
CNA2009100597810A
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Chinese (zh)
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CN101581503B (en
Inventor
吴耀琪
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Zhongke Baineng Technology Co., Ltd.
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吴耀琪
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Publication of CN101581503B publication Critical patent/CN101581503B/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
    • Y02B40/18—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers using renewables, e.g. solar cooking stoves, furnaces or solar heating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/40—Solar thermal energy, e.g. solar towers
    • Y02E10/47—Mountings or tracking
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/14—Thermal energy storage
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E70/00—Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin

Abstract

The invention is a heat storage multi-use solar cooker and overcomes the problems of poor stability, low productivity efficiency, inconvenient use and restricted application in the prior device, comprising the following components: a bracket (4) is connected with a heat collector (3) or with a heat exchanger (2); the heat collector (3) or the heat exchanger (2) is connected with a heat capacitor (1) directly or via a heat transmission tube (5); the output heat tube (5) is provided with a heat-resistant pump (6); the heat capacitor (1) is connected with a heat conducting disk via an output heat tube (20); the heat conducting disk is connected with a thermoelectric generator (7) or/and electrical appliance; a heat insulating layer (18) is mounted between the shell body (17) of the heat capacitor (1) and a high temperature resistant cylinder (19); the high temperature resistant cylinder (19) is provided with heat conducting gridding (11) or foamed metal, and output heat tube (20) or heat transmission tube (5); wherein, the heat conducting gridding is a stereo structure with gaps formed by heat conducting wires or heat conducting strips, and the gaps of the heat conducting gridding or foamed metal are full of heat storage materials.

Description

Heat storage multi-use solar cooker
Technical field:
The present invention with utilize solar device relevant, especially relevant with the device that utilizes solar energy high temperature heat storage.
Background technology:
Existing solar energy high temperature heat storage material use high-temperature phase-change heat storage is a liquid phase during material heat accumulation, transfers to after the heat release being solid phase, and volume contraction is big, make energy-storing container that heat easily take place and get loose and hot spot spot phenomenon, and poor stability, heat transfer efficiency is low, the use cost height.
Summary of the invention:
It is high that the object of the invention provides a kind of energy-storing container stability, the thermal conductivity height, and cost is low, heat storage multi-use solar cooker easy to use.
The present invention is achieved in that
Heat storage multi-use solar cooker of the present invention, support 4 is connected with heat collector 3 or is connected with heat exchanger 2, heat collector 3 or heat exchanger 2 directly or by defeated heat pipe 5 are connected with thermal storage device 1, on the defeated heat pipe 5 heat-resisting pump 6 is arranged, thermal storage device 1 has output heat pipe 20 to be connected with heat conducting disk, heat conducting disk be connected with hot device, link to each other with thermoelectric generator with hot device, thermoelectric generator 7 is connected with battery or electrical appliance 8, between the housing 17 of thermal storage device 1 and the high temperature resistant tube 19 thermal insulation layer 18 is arranged, be evenly equipped with heat conduction grid 11 or foam metal in the high temperature resistant tube 19, be evenly equipped with in the high temperature resistant tube output heat pipe 20 or and defeated heat pipe 5, described heat conduction grid is the stereochemical structure that the space is arranged that heat conductive filament or conducting strip constitute, and perhaps the structure that the space is arranged that is processed into by Heat Conduction Material is filled with heat accumulating in the space of heat conduction grid or foam metal.
Heat exchanger 2 directly is connected with thermal storage device 1, heat exchanger 2 and thermal storage device 1 have housing 17 and high temperature resistant tube 19, in the high temperature resistant tube of heat exchanger 2 heat collector cavity 22 is arranged, thermal-arrest bundle 21 is arranged in the heat collector cavity, the lower end of the housing 17 of thermal storage device 1 has brace 24 can stretch into heat collector cavity 22 to be connected with thermal-arrest bundle 21, and brace 24 is connected with heat conduction grid 11 or foam metal by the defeated pipe of input 10.Heat collector cavity 22 has opening 23, and the paraboloidal focus of heat collector 3 is on thermal-arrest bundle 21.
Heat exchanging chamber 30 and heat collector cavity 22 are arranged in the housing 17 of heat exchanger 2, and there is thermal-arrest bundle 21 upper end of heat collector cavity 22, and there is opening 23 lower end.
Support 4 is connected with heat collector 3, and heat collector 3 is sheet metal reflector plate or speculum or vacuum heat absorbing pipe, is connected with thermal storage device 1 by input heat pipe 10.
Described support is several, and each support 4 is connected with heat exchanger 2 with heat collector 3, and all heat exchangers 2 are connected by defeated heat pipe 5 individual thermal storage device 1 in parallel with one or more or series connection.
All heat exchangers 2 are leaded up to defeated heat pipe 5, heat-resisting pump 6, low temperature heat-conducting medium regulating box 25 and are connected with thermal storage device 1, and another road leads to fails heat pipe 5 and be connected with thermal storage device 1 with high temperature heat conducting medium regulating box 26.
Bidirectional driving apparatus 41 and two bearings 44 are arranged on the support 4, connecting rod 45 is supported at both ends in bearing 44, the centre has threeway adaptor 46 and rotating shaft 42 to be rotatably assorted, rotating shaft 42 is in transmission connection with bidirectional driving apparatus 41, there is erecting bed 47 to be connected in the rotating shaft with heat collector 3, there are first motor 62 and first gearbox 63 to be in transmission connection on the base 61 of first housing 56 of bidirectional driving apparatus 41, the bevel gear 64 of first gearbox 63 and 66 engagements of internal thread bevel gear, internal thread bevel gear 66 is connected with base 61 by bearing 65, its internal thread cooperates with screw rod 67, the upper end of screw rod 67 contacts with second housing, 55 bottoms, there are second motor 51 and second gearbox 52 to be in transmission connection in second housing 55, the power output shaft 53 of second gearbox 52 is connected with rotating shaft 42 by shaft joint 54, and second housing 55 is positioned at the groove of first housing 56.
Said heat conducting disk by movable heat-conducting dish 13 and fixedly heat conducting disk 14 constitute, sleeve pipe 67 in the high temperature resistant tube 19 of output heat pipe 20 that is connected with movable heat-conducting dish 13 and thermal storage device 1 movingly, movable heat-conducting dish 13 is connected with connector 15, connector 15 is fixed with screw rod 69 and cooperates with worm gear 70, there is pinion 71 to cooperate on the axle of worm gear 70 with gear wheel 72, have bevel gear 73 to cooperate with bevel gear on the handle 74 on the axle of gear wheel, thermoelectric generator or electrical appliance are positioned on the connector 15.
The present invention installs the metal heat-conducting grid in thermal storage device, heat accumulating is melted be filled in the heat conduction grid, with defeated heat circulation pipe transporting heat energy in thermal storage device.The metal heat-conducting grid can be the foam metal made from foam process, as foam copper.It also can be the grid that is connected to each other manufacturing with heat conductive filament, conducting strip.It also can be the structure of processing or casting the band space that forms with Heat Conduction Material.The porosity of grid can be uniformly, also can be according to the thermal field design in the three dimensions nonlinear Distribution.The drawback that can avoid volume contraction to produce.
With thermoelectric generator with unite use with hot device, remedy the high deficiency of independent use cost.
During the heat energy that in using thermal storage device, stores, use independent defeated pipe line.Defeated pipe line can be the pipe network of dynamic conveying fluidised form heat-conducting medium, also can be motorless heat pipe.
When thermal storage device places when indoor, the material thermoelectric generator can directly connect with thermal storage device, heat is released in indoor.
When thermal storage device places outdoorly, when perhaps needing to be distributed in the heat supply of a plurality of places, material thermoelectric generator and its connection reject heat to the place that needs.
With hot device can be direct-fired refrigerating plant, and perhaps the absorption refrigeration air-conditioning so just can provide cold air to the place of needs.
The present invention's stability is high, and thermal conductivity height, easy to use is simple in structure, and low cost of manufacture is applied widely, both can satisfy general family and use, but also networking becomes the cogenerator that satisfies community's use.The army, the peasants and herdsmen that are specially adapted to be in outlying areas without electricity use.
Description of drawings:
Fig. 1 is one of structure chart of the present invention.
Fig. 2 is two of a structure chart of the present invention.
Fig. 3 is three of a structure chart of the present invention.
Fig. 4 is the left view of Fig. 3.
Fig. 5 is thermal conductive network lattice structure figure.
Fig. 6 is lifting device structure figure.
Fig. 7 is the vertical view of Fig. 6.
Fig. 8 is movable heat-conducting dish and thermal storage device structure chart.
Fig. 9 is a rack assumption diagram.
Figure 10 is the bidirectional driving apparatus structure chart.
Figure 11 is the right view of Figure 10.
Figure 12 is one of networking figure of the present invention.
Figure 13 is two of networking figure of the present invention.
Figure 14 is the integrated use figure of the present invention.
Figure 15 is the present invention use figure separately.
The specific embodiment:
Embodiment 1:
Support 4 is connected with heat collector 3 by connecting piece 48, and support 4 is connected with heat exchanger 2, and heat exchanger 2 is connected with thermal storage device 1 with heat-resisting pump 6 by defeated heat pipe 5.Thermal storage device 1 is connected with thermoelectric generator 7 by movable heat-conducting dish 13, connector 15 and lowering or hoisting gear 76, and thermoelectric generator 7 is connected with accumulate pond 8 by charge controller 9.Thermoelectric generator 7 and charge controller 9 are the commercially available prod.
Between the housing 17 of heat exchanger 2 and the chamber wall 29 thermal insulation layer 28 is arranged.In heat exchanging chamber 30 and the heat collector cavity 22 heat conductive rod 32 is arranged, there are opening 23 and Jiao Re bundle 21 in burnt hot chamber 22.
Between the housing 17 of thermal storage device 1 and the high temperature resistant tube 19 thermal insulation layer 18 is arranged, uniform heat conduction grid 11 in the high temperature resistant tube 19.Heat conduction grid 11 is stereochemical structures that the space is arranged that heat conductive filament or conducting strip are woven into.Perhaps with Heat Conduction Material processing or casting and the structure that the space is arranged.Be filled with heat accumulating in the space.Heat accumulating can select one arbitrarily in the material from following table, is packed into the space of heat conduction grid 11 after the thawing.
The medium heat rerum natura of table 1 high temperature solar phase-change heat-storage material is as shown in the table:
Fusing point/℃ Latent heat of phase change/kJ.kg -1 Thermal conductivity factor/W. (m. ℃) -1 Density/kg.m -3
68.1％KCl+31.9％ZnCl 2 235 198
NaNO 3 307 172 0.5 2260
KNO 3 333 262 0.5 2110
KOH 380 149.7 0.5 2044
(38.5％MgCl 2+61.5％NaCl 435 328 2480
11.8％NaF+54.3％NaCl +26.6％LiF+7.3％MgF 2 449 2160
Na 2CO 3-BaCO 3/MgO 500～850 415.4 5 2600
Bidirectional driving apparatus 41 and two bearings 44 are arranged on the support 4.Connecting rod 45 is supported at both ends in bearing 44.Threeway adaptor 46 is rotatably assorted with rotating shaft 42, and rotating shaft 42 is in transmission connection with bidirectional driving apparatus 41.Heat collector 3 is loaded in the mounting disc 47 by connector 48.
Embodiment 2:
As shown in figure 12, the some defeated heat pipe 5 of heat exchangers 2 connections, heat-resisting pump 6, low temperature heat-conducting medium regulating boxs 25 as embodiment 1 described heat storage multi-use solar cooker are connected with thermal storage device 1, heat exchanger 2 another roads are connected with thermal storage device 1 with high-temperature medium regulating box 26 by defeated heat pipe 5, and thermal storage device 1 is connected with electrical appliance or thermoelectric generator 7.
Embodiment 3:
As shown in figure 14, heat exchanger 2 directly is connected with thermal storage device 1, and it has housing 17 and high temperature resistant tube 19.Activity heat conducting disk 13 is connected with lowering or hoisting gear 76, is connected with boiler 84.
Embodiment 4: as shown in Figure 2, heat exchanger 2 is a sub-assembly with thermal storage device 1.Separable use (Figure 15) behind thermal storage device 1 heat accumulation.

Claims (8)

1, heat storage multi-use solar cooker, it is characterized in that support (4) is connected with heat collector (3) or is connected with heat exchanger (2), heat collector (3) or heat exchanger (2) directly or by defeated heat pipe (5) are connected with thermal storage device (1), on the defeated heat pipe (5) heat-resisting pump (6) is arranged, thermal storage device (1) has output heat pipe (20) to be connected with heat conducting disk, heat conducting disk be connected with hot device, link to each other with thermoelectric generator with hot device, thermoelectric generator (7) is connected with battery or electrical appliance (8), between the housing (17) of thermal storage device (1) and the high temperature resistant tube (19) thermal insulation layer (18) is arranged, be evenly equipped with heat conduction grid (11) or foam metal in the high temperature resistant tube (19), be evenly equipped with in the high temperature resistant tube output heat pipe (20) or and defeated heat pipe (5), described heat conduction grid is the stereochemical structure that the space is arranged that heat conductive filament or conducting strip constitute, perhaps the structure that the space is arranged that is processed into by Heat Conduction Material is filled with heat accumulating in the space of heat conduction grid or foam metal.
2, solar cooker according to claim 1, it is characterized in that heat exchanger (2) directly is connected with thermal storage device (1), heat exchanger (2) and thermal storage device (1) have housing (17) and high temperature resistant tube (19), in the high temperature resistant tube of heat exchanger (2) heat collector cavity (22) is arranged, thermal-arrest bundle (21) is arranged in the heat collector cavity, the lower end of the housing (17) of thermal storage device (1) has brace (24) can stretch into heat collector cavity (22) to be connected with thermal-arrest bundle (21), and brace (24) is connected with heat conduction grid (11) or foam metal by the defeated pipe of input (10).Heat collector cavity (22) has opening (23), and the paraboloidal focus of heat collector (3) is on thermal-arrest bundle (21).
3, solar cooker according to claim 1 is characterized in that in the housing (17) of heat exchanger (2) heat exchanging chamber (30) and heat collector cavity (22) being arranged, and there is thermal-arrest bundle (21) upper end of heat collector cavity (22), and there is opening (23) lower end.
4, solar cooker according to claim 1 is characterized in that support (4) is connected with heat collector (3), and heat collector (3) is sheet metal reflector plate or speculum or vacuum heat absorbing pipe, is connected with thermal storage device (1) by input heat pipe (10).
5, solar cooker according to claim 1, it is characterized in that described support is several, each support (4) is connected with heat exchanger (2) with heat collector (3), and all heat exchangers (2) are connected by defeated heat pipe (5) thermal storage device (1) in parallel with one or more or series connection.
6, solar cooker according to claim 1, it is characterized in that all heat exchangers (2) lead up to defeated heat pipe (5), heat-resisting pump (6), low temperature heat-conducting medium regulating box (25) and be connected with thermal storage device (1), the logical defeated heat pipe (5) in another road is connected with thermal storage device (1) with high temperature heat conducting medium regulating box (26).
7, solar cooker according to claim 1, it is characterized in that bidirectional driving apparatus (41) and two bearings (44) are arranged on the support (4), connecting rod (45) is supported at both ends in bearing (44), the centre has threeway adaptor (46) and rotating shaft (42) to be rotatably assorted, rotating shaft (42) is in transmission connection with bidirectional driving apparatus (41), there is erecting bed (47) to be connected in the rotating shaft with heat collector (3), there are first motor (62) and first gearbox (63) to be in transmission connection on the base (61) of first housing (56) of bidirectional driving apparatus (41), the bevel gear (64) of first gearbox (63) and internal thread bevel gear (66) engagement, internal thread bevel gear (66) is connected with base (61) by bearing (65), its internal thread cooperates with screw rod (67), the upper end of screw rod (67) contacts with second housing (55) bottom, there are second motor (51) and second gearbox (52) to be in transmission connection in second housing (55), the power output shaft (53) of second gearbox (52) is connected with rotating shaft (42) by shaft joint (54), and second housing (55) is positioned at the groove of first housing (56).
8, solar cooker according to claim 1, it is characterized in that said heat conducting disk by movable heat-conducting dish (13) and fixedly heat conducting disk (14) constitute, sleeve pipe (67) in the high temperature resistant tube (19) of output heat pipe (20) that is connected with movable heat-conducting dish (13) and thermal storage device (1) movingly, movable heat-conducting dish (13) is connected with connector (15), connector (15) is fixed with screw rod (69) and cooperates with worm gear (70), there is pinion (71) to cooperate on the axle of worm gear (70) with gear wheel (72), have bevel gear (73) to cooperate with bevel gear on the handle (74) on the axle of gear wheel, thermoelectric generator or electrical appliance are positioned on the connector (15).
CN2009100597810A 2009-06-26 2009-06-26 Heat storage multi-use solar cooker Expired - Fee Related CN101581503B (en)

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Application Number Priority Date Filing Date Title
CN2009100597810A CN101581503B (en) 2009-06-26 2009-06-26 Heat storage multi-use solar cooker

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Application Number Priority Date Filing Date Title
CN2009100597810A CN101581503B (en) 2009-06-26 2009-06-26 Heat storage multi-use solar cooker

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CN101581503B CN101581503B (en) 2011-03-09

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102269478A (en) * 2011-07-18 2011-12-07 聂士泉 Solar cooker heating device
CN105400918A (en) * 2015-12-30 2016-03-16 中冶南方工程技术有限公司 Cover plate for slag-iron runner of blast furnace
CN106123363A (en) * 2016-06-30 2016-11-16 上海第二工业大学 A kind of system improving solar generator generating efficiency based on nano-fluid
CN113465222A (en) * 2021-07-07 2021-10-01 寒地黑土能源科技有限公司 Solar remote control absorption refrigeration system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200340677A1 (en) * 2017-12-12 2020-10-29 Unesar Private Limited Renewable electric power based cooking system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201093766Y (en) * 2007-06-28 2008-07-30 吴吉仁 Heat storage type solar range
CN101338985A (en) * 2008-01-09 2009-01-07 南京工业大学 Hot pipe type porous foamed metal heat exchanger
CN101285623A (en) * 2008-05-27 2008-10-15 东南大学 Solar flat-board heat collector containing high porosity rate foamed metal

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102269478A (en) * 2011-07-18 2011-12-07 聂士泉 Solar cooker heating device
CN105400918A (en) * 2015-12-30 2016-03-16 中冶南方工程技术有限公司 Cover plate for slag-iron runner of blast furnace
CN106123363A (en) * 2016-06-30 2016-11-16 上海第二工业大学 A kind of system improving solar generator generating efficiency based on nano-fluid
CN113465222A (en) * 2021-07-07 2021-10-01 寒地黑土能源科技有限公司 Solar remote control absorption refrigeration system

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