CN104165466A - Solar heat storage generation unit and solar water heater - Google Patents
Solar heat storage generation unit and solar water heater Download PDFInfo
- Publication number
- CN104165466A CN104165466A CN201410384201.6A CN201410384201A CN104165466A CN 104165466 A CN104165466 A CN 104165466A CN 201410384201 A CN201410384201 A CN 201410384201A CN 104165466 A CN104165466 A CN 104165466A
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- China
- Prior art keywords
- heat
- solar energy
- glass vacuum
- thermo
- heat exchanger
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- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 238000005338 heat storage Methods 0.000 title claims abstract description 35
- 239000011521 glass Substances 0.000 claims abstract description 53
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 11
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 abstract description 2
- 238000010248 power generation Methods 0.000 abstract 4
- 238000009825 accumulation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- Y02E10/44—Heat exchange systems
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention relates to the technical field of solar energy, and discloses a solar heat storage generation unit. The solar heat storage generation unit comprises a full-glass vacuum heat collecting pipe and a heat exchanging pipe, wherein the heat exchanging pipe is sleeved with the full-glass vacuum heat collecting pipe and provided with a water inlet and a water outlet for being connected with an external pipeline; a gap exists between the inner wall of the full-glass vacuum heat collecting pipe and the outer wall of the heat exchanging pipe, and a thermoelectric power generation piece is arranged in the gap; a cold end of the thermoelectric power generation piece makes contact with the outer wall of the heat exchanging pipe; the inner wall of the full-glass vacuum heat collecting pipe is connected with a hot end of the thermoelectric power generation piece in a heat conduction mode. The solar heat storage generation unit obtains electricity through generation of the thermoelectric power generation piece in the heat storage process, so that the utilization rate of solar energy is improved. The invention further provides a solar water heater using the solar heat storage generation unit.
Description
Technical field
The present invention relates to technical field of solar, particularly relate to a kind of band solar energy heat-storage generator unit and solar water heater.
Background technology
Whole world fossil energy supply is nervous, affects development of all countries economy, and use fossil energy to produce carbon dioxide etc., affects weather, and people's life and healthy in serious threat, and energy-saving and emission-reduction have become the great state basic policy of countries in the world.Solar energy heat utilization is subject to the great attention of countries in the world.In China nearly two during the last ten years, along with the maturation of all-glass evacuated solar collector tube manufacturing technology, solar water heater develops by leaps and bounds, and even in a lot of areas, has obtained popularization and application.At present, the whole world approaches the manufacture of 80% solar water heater and uses in China, and China is solar water heater the first big country worthy of the name, for national energy-saving and emission-reduction cause is worked it out significant contribution.
In daily life, people are except the heat energy of solar water heater is had demand, and for electric energy, also in larger demand, particularly modern large screen mobile phone is universal, for the demand of electric energy, further increase.Present vacuum collecting heat pipe type solar water heater can only produce heat energy, can not produce electric energy.Therefore, solar thermal utilization and the thermo-electric generation of solar energy are comprehensively integrated, by the trend that is following solar water heater development.
Summary of the invention
(1) technical problem that will solve
The object of this invention is to provide a kind of solar energy heat-storage generator unit with electricity generate function, utilize solar energy heat conducting larger thermo-electric generation in heat accumulation process; Meanwhile, provide a kind of solar water heater.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides a kind of solar energy heat-storage generator unit, comprise all-glass vacuum thermal-collecting tube and heat exchanger tube, described all-glass vacuum thermal-collecting tube empty set is in the outside of described heat exchanger tube; Described heat exchanger tube is provided with water inlet and the delivery port for being connected with external pipe; The inwall of described all-glass vacuum thermal-collecting tube and the outer wall of described heat exchanger tube have space, and described space is provided with thermo-electric generation sheet; The cold junction of described thermo-electric generation sheet contacts with the outer wall of described heat exchanger tube; The inwall of described all-glass vacuum thermal-collecting tube is connected with the hot junction heat conduction of described thermo-electric generation sheet.
Wherein, between described thermo-electric generation sheet and the inwall of described all-glass vacuum thermal-collecting tube, be provided with conducting strip, the one side of described conducting strip contacts with the inwall of described all-glass vacuum thermal-collecting tube, and another side contacts with the hot junction of described thermo-electric generation sheet.
Wherein, described conducting strip has elasticity.
Wherein, described thermo-electric generation sheet is connected with outside battery by wire.
Wherein, this solar energy heat-storage generator unit is provided with pedestal, and described heat exchanger tube and all-glass vacuum thermal-collecting tube are arranged on described pedestal, and the space that the inwall of described all-glass vacuum thermal-collecting tube and the outer wall of described heat exchanger tube have is enclosure space.
Wherein, described heat exchanger tube is stainless steel tube.
Wherein, described thermo-electric generation sheet is polylith, and thermo-electric generation sheet circumferential arrangement is at the outer wall of described heat exchanger tube described in polylith.
The present invention also provides a kind of solar water heater, and this solar water heater comprises at least 2 solar energy heat-storage generator units described above, series connection successively between described solar energy heat-storage generator unit.
(3) beneficial effect
Solar energy heat-storage generator unit provided by the invention, in the process of heat accumulation, obtains electric energy by the generating of thermo-electric generation sheet, improves the utilization rate of solar energy, and the electric energy storing can be in order to provide the use of mobile phone charging or direct current low power electric appliance.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic of solar energy heat-storage generator unit embodiment of the present invention;
Fig. 2 is the schematic diagram of solar energy water receiver embodiment of the present invention.
In figure, 1: all-glass vacuum thermal-collecting tube; 2: heat exchanger tube; 3: space; 4: thermo-electric generation sheet; 5: conducting strip; 6: battery; 7: wire; 8: pedestal; 9: sealing ring; 10: water tank; 11: outer glass pipe; 12: inner glass tube; 21: water inlet; 22: delivery port.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following instance is used for illustrating the present invention, but is not used for limiting the scope of the invention.
As shown in Figure 1, solar energy heat-storage generator unit of the present invention, comprises all-glass vacuum thermal-collecting tube 1, heat exchanger tube 2 and pedestal 8.All-glass vacuum thermal-collecting tube comprises inner glass tube 12 and outer glass pipe 11, and inner glass tube 12 and outer glass pipe 11 are similar test tube shape, coaxially arranges, and form vacuum space between the two between inner glass tube 12 and outer glass pipe 11.On inner glass tube 12, scribble heat-absorbing material.Pedestal 8 has a Plane Installation face, and heat exchanger tube 2 is for having the sealed tube of cavity, and heat exchanger tube 2 connects or other fixed forms by welding, flange, and the one end that is provided with water inlet 21 and delivery port 22 is arranged on the installed surface of pedestal 8.Heat exchanger tube 2 is provided with water inlet 21 and the delivery port 22 for being connected with external pipe, and water inlet 21 and delivery port 22 pass pedestal by tube connector, are connected with external pipe.All-glass vacuum thermal-collecting tube 1 tips upside down on pedestal 8, empty set is in the outside of heat exchanger tube 2, the outer wall of the inwall of all-glass vacuum thermal-collecting tube 1 and heat exchanger tube 2 has space 3, by the aperture position of an airtight all-glass vacuum thermal-collecting tube 1 of sealing ring 9, the space 3 that the outer wall of the inwall of all-glass vacuum thermal-collecting tube 1 and heat exchanger tube 2 has is enclosure space.In space 3, be provided with thermo-electric generation sheet 4; The cold junction of thermo-electric generation sheet 4 contacts with the outer wall of heat exchanger tube 2; The inwall of all-glass vacuum thermal-collecting tube 1 is connected with the hot junction heat conduction of thermo-electric generation sheet 4.Concrete, between thermo-electric generation sheet 4 and the inwall of all-glass vacuum thermal-collecting tube 1, being provided with conducting strip 5, the one side of conducting strip 5 contacts with the inwall of all-glass vacuum thermal-collecting tube 1, and another side contacts with the hot junction of thermo-electric generation sheet 4.Thermo-electric generation sheet 4 is connected with outside battery 6 by wire 7.Heat energy all-glass vacuum thermal-collecting tube 1 being absorbed by conducting strip 5 is transmitted to thermo-electric generation sheet 4 from the inwall of all-glass vacuum thermal-collecting tube 1, between the hot junction of thermo-electric generation sheet 4 and cold junction, there is the larger temperature difference, a fraction of heat energy (greatly between 1%～5%) is changed into electric energy by thermo-electric generation sheet 4, and outwards export electric energy, by outside battery 6, electric energy unification is stored, so that use; Most of heat energy is in addition conducted to heat exchanger tube 2 by thermo-electric generation sheet 4, the inner chamber of heat exchanger tube 2 flows into water at low temperature by water inlet 21, after heat exchange, the temperature of water improves, and flow out heat exchanger tube 2 from delivery port 22, thereby the temperature that guarantees heat exchanger tube 2 is lower all the time, and hot junction and the temperature difference between cold junction of thermo-electric generation sheet 4 are larger, stably export electric energy.
Preferably, conducting strip 5 has elasticity, uses flexible conducting strip 5 can be stuck between all-glass vacuum thermal-collecting tube 1 and the gap 3 of heat pipe 2.Preferably, conducting strip 5 is ripple spring conducting strip, by ripple spring conducting strip, thermo-electric generation sheet 4 is fastened on heat exchanger tube 2, does not need additional fixed installation structure that thermo-electric generation sheet is installed, and makes simple in structure, easy for installation.
Preferably, heat exchanger tube 2 adopts stainless steel tube to make, and stainless steel tube has good conduction effect, and low price, long service life.
Preferably, thermo-electric generation sheet 4 can have polylith, and polylith thermo-electric generation sheet 4 circumferential arrangement are at the outer wall of heat exchanger tube 2.In reality, all-glass vacuum thermal-collecting tube 1 only has part can be subject to the direct irradiation of sunshine, and high by the portion temperature of direct irradiation, other portion temperature are lower.Therefore, both can only at all-glass vacuum thermal-collecting tube, towards a side of sunshine, thermo-electric generation sheet 4 be installed, also can thermo-electric generation sheet be all set in whole heat exchanger tube outer wall surrounding.
Preferably, between thermo-electric generation sheet 4 and heat exchanger tube 2, scribble conduction material, heat energy can be conducted to heat exchanger tube 2 from thermo-electric generation sheet 4 preferably.
It should be noted that, in the present embodiment, the opening portion of all-glass vacuum thermal-collecting tube 1 is airtight by sealing ring 9 and pedestal 8, prevents the heat energy dissipation that all-glass vacuum thermal-collecting tube 1 inner glass tube 12 absorbs, heat energy also can be from space 3 air transmitted to the outer wall of heat exchanger tube 2.All-glass vacuum thermal-collecting tube 1 empty set is when heat exchanger tube 2, and all-glass vacuum thermal-collecting tube 1 opening portion does not seal, and adopts open design also can use.
The present invention also provides a kind of solar water heater, this solar water heater comprises 2 solar energy heat-storage generator units described above, series connection successively between 2 solar energy heat-storage generator units, as shown in Figure 2, the water inlet 21 of first order solar energy heat-storage generator unit is connected with outside cold water pipe, and its delivery port 22 is connected with the water inlet 21 of second level solar energy heat-storage generator unit; The delivery port of second level solar energy heat-storage generator unit is connected with water tank 10.Water after the heating of two-stage solar energy heat-storage generator unit is stored by water tank, during in order to people's demand, uses.Solar water heater can also be formed by 3 above solar energy heat-storage generator unit series connection.
In solar water heater, the heat energy that is absorbed and absorbed by water by all-glass vacuum thermal-collecting tube accounts for 30% left and right of solar energy, the temperature difference between all-glass vacuum thermal-collecting tube and heat exchanger tube is larger, thermo-electric generation sheet is set between all-glass vacuum thermal-collecting tube and heat exchanger tube, heat energy is in the process of transmitting, and part converts electric energy to.Certainly the ratio that the heat energy of the conversion of thermo-electric generation sheet occupies is very little, large 1～5% left and right about heat energy, therefore, in the solar energy heat-storage unit of solar water heater, thermo-electric generation sheet is installed, heat energy Partial Conversion is become to electric energy, can't produce large impact to the heat storage capacity of solar water heater, there is practicality.Use has solar water heater of the present invention, in the process of heat accumulation, by the generating of thermo-electric generation sheet, obtains electric energy, improves the utilization rate of solar energy, and the electric energy storing can be in order to provide the use of mobile phone charging or direct current low power electric appliance.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. a solar energy heat-storage generator unit, comprises all-glass vacuum thermal-collecting tube and heat exchanger tube, and described all-glass vacuum thermal-collecting tube empty set is in the outside of described heat exchanger tube; Described heat exchanger tube is provided with water inlet and the delivery port for being connected with external pipe; It is characterized in that, the inwall of described all-glass vacuum thermal-collecting tube and the outer wall of described heat exchanger tube have space, are provided with thermo-electric generation sheet in described space; The cold junction of described thermo-electric generation sheet contacts with the outer wall of described heat exchanger tube; The inwall of described all-glass vacuum thermal-collecting tube is connected with the hot junction heat conduction of described thermo-electric generation sheet.
2. solar energy heat-storage generator unit as claimed in claim 1, it is characterized in that, between described thermo-electric generation sheet and the inwall of described all-glass vacuum thermal-collecting tube, be provided with conducting strip, the one side of described conducting strip contacts with the inwall of described all-glass vacuum thermal-collecting tube, and another side contacts with the hot junction of described thermo-electric generation sheet.
3. solar energy heat-storage generator unit as claimed in claim 2, is characterized in that, described conducting strip has elastic force.
4. solar energy heat-storage generator unit as claimed in claim 1, is characterized in that, described thermo-electric generation sheet is connected with outside battery by wire.
5. solar energy heat-storage generator unit as claimed in claim 1, it is characterized in that, this solar energy heat-storage generator unit is provided with pedestal, described heat exchanger tube and all-glass vacuum thermal-collecting tube are arranged on described pedestal, and the space that the inwall of described all-glass vacuum thermal-collecting tube and the outer wall of described heat exchanger tube have is enclosure space.
6. solar energy heat-storage generator unit as claimed in claim 1, is characterized in that, described heat exchanger tube is stainless steel tube.
7. solar energy heat-storage generator unit as claimed in claim 1, is characterized in that, described thermo-electric generation sheet is polylith, and thermo-electric generation sheet circumferential arrangement is at the outer wall of described heat exchanger tube described in polylith.
8. a solar water heater, this solar water heater comprises at least 2 solar energy heat-storage generator units described in claim 1 to 7 any one, series connection successively between described solar energy heat-storage generator unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410384201.6A CN104165466B (en) | 2014-08-06 | 2014-08-06 | Solar energy heat-storage generator unit and solar water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410384201.6A CN104165466B (en) | 2014-08-06 | 2014-08-06 | Solar energy heat-storage generator unit and solar water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104165466A true CN104165466A (en) | 2014-11-26 |
| CN104165466B CN104165466B (en) | 2016-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410384201.6A Expired - Fee Related CN104165466B (en) | 2014-08-06 | 2014-08-06 | Solar energy heat-storage generator unit and solar water heater |
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| Country | Link |
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| CN (1) | CN104165466B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108448942A (en) * | 2018-03-08 | 2018-08-24 | 国网黑龙江省电力有限公司电力科学研究院 | A kind of low temperature environment sunshine takes thermal electric generator |
| CN108494363A (en) * | 2018-04-13 | 2018-09-04 | 杨迪生 | A kind of energy storage device that solar energy wind is photothermal integrated and its energy storage method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107882111A (en) * | 2017-11-14 | 2018-04-06 | 上海海事大学 | A kind of controlling temp type solar air intake pipe |
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|---|---|---|---|---|
| CN201398163Y (en) * | 2009-04-01 | 2010-02-03 | 况学成 | Water tube type temperature difference generating tube and temperature difference generating device |
| CN201422088Y (en) * | 2009-06-01 | 2010-03-10 | 昆明理工大学 | Thermoelectric power generation device of solar water heater |
| CN201514056U (en) * | 2009-06-29 | 2010-06-23 | 李佳雪 | Solar thermoelectric power generation water heater |
| CN102889696A (en) * | 2012-10-26 | 2013-01-23 | 华北电力大学 | Pyroelectric co-production device of solar water heater |
| CN204063623U (en) * | 2014-08-06 | 2014-12-31 | 东晨阳光(北京)太阳能科技有限公司 | Solar energy heat-storage generator unit and solar water heater |
-
2014
- 2014-08-06 CN CN201410384201.6A patent/CN104165466B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201398163Y (en) * | 2009-04-01 | 2010-02-03 | 况学成 | Water tube type temperature difference generating tube and temperature difference generating device |
| CN201422088Y (en) * | 2009-06-01 | 2010-03-10 | 昆明理工大学 | Thermoelectric power generation device of solar water heater |
| CN201514056U (en) * | 2009-06-29 | 2010-06-23 | 李佳雪 | Solar thermoelectric power generation water heater |
| CN102889696A (en) * | 2012-10-26 | 2013-01-23 | 华北电力大学 | Pyroelectric co-production device of solar water heater |
| CN204063623U (en) * | 2014-08-06 | 2014-12-31 | 东晨阳光(北京)太阳能科技有限公司 | Solar energy heat-storage generator unit and solar water heater |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108448942A (en) * | 2018-03-08 | 2018-08-24 | 国网黑龙江省电力有限公司电力科学研究院 | A kind of low temperature environment sunshine takes thermal electric generator |
| CN108494363A (en) * | 2018-04-13 | 2018-09-04 | 杨迪生 | A kind of energy storage device that solar energy wind is photothermal integrated and its energy storage method |
| CN108494363B (en) * | 2018-04-13 | 2024-05-14 | 杨迪生 | Solar wind-solar-heat integrated energy storage device and energy storage method thereof |
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| Publication number | Publication date |
|---|---|
| CN104165466B (en) | 2016-05-25 |
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Effective date of registration: 20211110 Address after: No. 22, bei'anhe Road, Haidian District, Beijing 100095 Patentee after: Guangyuzhe (Beijing) Intelligent Technology Co.,Ltd. Address before: No. 22, bei'anhe Road, Haidian District, Beijing 100095 Patentee before: DONGCHEN SUNSHINE (BEIJING) SOLAR ENERGY TECHNOLOGY CO.,LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160525 |