CN203100506U - Solar thermal power generation heat storage system - Google Patents
Solar thermal power generation heat storage system Download PDFInfo
- Publication number
- CN203100506U CN203100506U CN2012205568879U CN201220556887U CN203100506U CN 203100506 U CN203100506 U CN 203100506U CN 2012205568879 U CN2012205568879 U CN 2012205568879U CN 201220556887 U CN201220556887 U CN 201220556887U CN 203100506 U CN203100506 U CN 203100506U
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- CN
- China
- Prior art keywords
- heat
- thermal power
- power generation
- solar thermal
- cold fluid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000010248 power generation Methods 0.000 title claims abstract description 26
- 238000005338 heat storage Methods 0.000 title claims abstract description 25
- 239000012530 fluid Substances 0.000 claims abstract description 64
- 239000002184 metal Substances 0.000 claims abstract description 35
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010606 normalization Methods 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 8
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000012188 paraffin wax Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Images
Classifications
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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
- 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
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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
- 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 utility model relates to a solar thermal power generation heat storage system, which belongs to the technical fields of energy and environment. The solar thermal power generation heat storage system comprises a heat storing tank, a metal heat storing ball and a cold fluid tube, wherein the metal heat storing ball and the cold fluid tube are arranged in the heat storing tank; a thermal fluid inlet is formed at the upper end of the heat storing tank; and a thermal fluid outlet is formed at the lower end of the heat storing tank. According to the solar thermal power generation heat storage system, a heat storing amount and heat storing efficiency are increased remarkably, so that the performance and thermal efficiency of a solar thermal power generating system are improved, the normalization and standardization of the solar thermal power generation metal heat storing ball can be realized, the production standardization and modularization of the solar thermal power generation heat storage system are realized, the machining process of the heat storage system is simplified, and the installing and processing time is shortened.
Description
Technical field
The utility model relates to a kind of solar thermal power generation hold over system, belongs to the energy and environment technical field.
Background technology
Solar energy is a kind of clean renewable new forms of energy, more and more is subjected to people's favor, and effect is widely arranged in people's life, work, and one of them utilizes solar electrical energy generation exactly.The main process of solar thermal power generation is to utilize solar thermal collector that conversion of solar energy is heat energy earlier, utilizes heat energy to make the working medium carburation by evaporation promote hot machine (as steam turbine) acting again, thereby drives generator for electricity generation.Compare the advantage that solar thermal power generation has consumption of fossil fuels not and do not discharge pollutants substantially with conventional thermal power generation.Because the discontinuity and the unstability of solar energy need store unnecessary heat at solar irradiation stronger noon, not to use very strong afternoon or evening in illumination.Heat storage efficiency and the amount of stored heat of improving hold over system are most important to the performance and the thermal efficiency that improve solar thermal power generation system.
The utility model content
The purpose of this utility model provides a kind of hold over system that is used for solar thermal power generation, to overcome owing to the solar energy instability makes the low problem of heat efficiency of storage.
The utility model is realized by following technical scheme: a kind of solar thermal power generation hold over system comprises heat-accumulator tank 1, metal heat-storing sphere 2, cold fluid pipe 5; Metal heat-storing sphere 2, cold fluid pipe are installed in the heat-accumulator tank 1, and heat-accumulator tank 1 upper end offers hot fluid inlet 3, its lower end offers hot fluid outlet 4.
Comprise described metal heat-storing sphere 2 heat storage medium 8, aciculiform help sheet 9, Metal Ball outer surface 10; Heat storage medium 8 is installed in the metal heat-storing sphere 2, and aciculiform helps sheet 9 to be installed on the Metal Ball outer surface 10 of metal heat-storing sphere 2, to strengthen the heat convection between ball appearance and hot fluid.Described cold fluid pipe 5 upper ends offer cold fluid outlet 7, its lower end offers cold fluid inlet 6, and cold fluid flows to cold fluid by cold fluid inlet 6 and exports absorption in 7 o'clock and heated up by metal heat-storing sphere 2 liberated heats cold fluid pipe 5 in.Many cold fluid pipes 5 are installed in the described heat-accumulator tank 1.Described heat storage medium 8 is any or several any mixture of water, metallic tin, paraffin, ethanol, ammonia, ammonia spirit, organic media, organic media mixture, methyl alcohol, methanol aqueous solution, ethylene glycol, glycol water, electrolyte weak solution.
A kind of operation principle of solar thermal power generation hold over system is: in heat-accumulating process, flowed directly in the heat-accumulator tank 1 through hot fluid inlet 3 by the hot fluid after the solar thermal collector heating, hot fluid and metal heat-storing sphere 2 surfaces and on aciculiform help sheet 9 contact the generation heat convection, heat is stored in the heat storage medium 8 in the metal heat-storing sphere 2, flows out from heat-accumulator tank 1 then; In exothermic process, the cold fluid of needs heating is flowed into the heat-accumulator tank 1 from cold fluid pipe 5, metal heat-storing sphere 2 in the heat-accumulator tank 1 discharges the heat in the heat storage medium 8 that stores, and passes to the interior cold fluid of pipe by cold fluid pipe 5, makes cold fluid obtain heating.
The utlity model has following beneficial effect:
1, amount of stored heat and heat storage efficiency be can significantly improve, thereby the performance and the thermal efficiency of solar thermal power generation system improved;
2, realize normalization, the standardization of solar thermal power generation metal heat-storing sphere, thereby realized standardization, modularization that the solar thermal power generation hold over system is produced, simplified the hold over system manufacturing procedure, shortened the processing set-up time.
Description of drawings
Fig. 1 is a system architecture schematic diagram of the present utility model;
Fig. 2 is the utility model metal heat-storing sphere structural representation.
Each label is among the figure: 1: heat-accumulator tank, 2: metal heat-storing sphere, 3: hot fluid inlet, 4: hot fluid outlet, 5: cold fluid pipe, 6: cold fluid inlet, 7: cold fluid outlet, 8: heat storage medium, 9: aciculiform fin, 10: Metal Ball outer surface.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail, but content of the present utility model is not limited to described scope.
Embodiment 1: build a solar thermal power generation hold over system, heat-accumulator tank is the cylinder of diameter 500mm height 1500mm, and its material is a carbon steel, the hot fluid inlet is 80mm with the diameter of outlet, cold fluid tubing matter is 304 stainless steels, and the stainless steel ball internal diameter is 100mm, and quantity is 160.
Shown in Fig. 1-2, a kind of solar thermal power generation hold over system comprises heat-accumulator tank 1, metal heat-storing sphere 2, cold fluid pipe 5; Metal heat-storing sphere 2, cold fluid pipe are installed in the heat-accumulator tank 1, and heat-accumulator tank 1 upper end offers hot fluid inlet 3, its lower end offers hot fluid outlet 4.
Comprise metal heat-storing sphere 2 heat storage medium 8, aciculiform help sheet 9, Metal Ball outer surface 10; Heat storage medium 8 is installed in the metal heat-storing sphere 2, and aciculiform helps sheet 9 to be installed on the Metal Ball outer surface 10 of metal heat-storing sphere 2.Cold fluid pipe 5 upper ends offer cold fluid outlet 7, its lower end offers cold fluid inlet 6.6 cold fluid pipes 5 are installed in the heat-accumulator tank 1.Heat storage medium 8 is a paraffin.
Embodiment 2: shown in Fig. 1-2, a kind of solar thermal power generation hold over system comprises heat-accumulator tank 1, metal heat-storing sphere 2, cold fluid pipe 5; Metal heat-storing sphere 2, cold fluid pipe are installed in the heat-accumulator tank 1, and heat-accumulator tank 1 upper end offers hot fluid inlet 3, its lower end offers hot fluid outlet 4.
Comprise metal heat-storing sphere 2 heat storage medium 8, aciculiform help sheet 9, Metal Ball outer surface 10; Heat storage medium 8 is installed in the metal heat-storing sphere 2, and aciculiform helps sheet 9 to be installed on the Metal Ball outer surface 10 of metal heat-storing sphere 2.Cold fluid pipe 5 upper ends offer cold fluid outlet 7, its lower end offers cold fluid inlet 6.8 cold fluid pipes 5 are installed in the heat-accumulator tank 1.Heat storage medium 8 is a water.
Embodiment 3: shown in Fig. 1-2, a kind of solar thermal power generation hold over system comprises heat-accumulator tank 1, metal heat-storing sphere 2, cold fluid pipe 5; Metal heat-storing sphere 2, cold fluid pipe are installed in the heat-accumulator tank 1, and heat-accumulator tank 1 upper end offers hot fluid inlet 3, its lower end offers hot fluid outlet 4.
Comprise metal heat-storing sphere 2 heat storage medium 8, aciculiform help sheet 9, Metal Ball outer surface 10; Heat storage medium 8 is installed in the metal heat-storing sphere 2, and aciculiform helps sheet 9 to be installed on the Metal Ball outer surface 10 of metal heat-storing sphere 2.Cold fluid pipe 5 upper ends offer cold fluid outlet 7, its lower end offers cold fluid inlet 6.10 cold fluid pipes 5 are installed in the heat-accumulator tank 1.Heat storage medium 8 is an ethylene glycol.
Claims (4)
1. a solar thermal power generation hold over system is characterized in that: comprise heat-accumulator tank (1), metal heat-storing sphere (2), cold fluid pipe (5); Metal heat-storing sphere (2), cold fluid pipe are installed in the heat-accumulator tank (1), and heat-accumulator tank (1) upper end offers hot fluid inlet (3), its lower end offers hot fluid outlet (4).
2. solar thermal power generation hold over system according to claim 1 is characterized in that: described metal heat-storing sphere (2) comprises that heat storage medium (8), aciculiform help sheet (9), Metal Ball outer surface (10); Heat storage medium (8) is installed in the metal heat-storing sphere (2), and aciculiform helps sheet (9) to be installed on the Metal Ball outer surface (10) of metal heat-storing sphere (2).
3. solar thermal power generation hold over system according to claim 1 is characterized in that: described cold fluid pipe (5) upper end offers cold fluid outlet (7), its lower end offers cold fluid inlet (6).
4. solar thermal power generation hold over system according to claim 1 is characterized in that: many cold fluid pipes (5) are installed in the described heat-accumulator tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205568879U CN203100506U (en) | 2012-10-29 | 2012-10-29 | Solar thermal power generation heat storage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205568879U CN203100506U (en) | 2012-10-29 | 2012-10-29 | Solar thermal power generation heat storage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203100506U true CN203100506U (en) | 2013-07-31 |
Family
ID=48851900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205568879U Expired - Fee Related CN203100506U (en) | 2012-10-29 | 2012-10-29 | Solar thermal power generation heat storage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203100506U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653421A (en) * | 2013-11-17 | 2015-05-27 | 成都奥能普科技有限公司 | Heat accumulating type thermoacoustic generator set and mobile unit |
| CN106415186A (en) * | 2014-01-31 | 2017-02-15 | 西门子公司 | Thermal energy storage with reduced internal natural convection |
-
2012
- 2012-10-29 CN CN2012205568879U patent/CN203100506U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653421A (en) * | 2013-11-17 | 2015-05-27 | 成都奥能普科技有限公司 | Heat accumulating type thermoacoustic generator set and mobile unit |
| CN104653421B (en) * | 2013-11-17 | 2018-08-07 | 成都奥能普科技有限公司 | Heat accumulating type thermoacoustic generating set and mobile unit |
| CN106415186A (en) * | 2014-01-31 | 2017-02-15 | 西门子公司 | Thermal energy storage with reduced internal natural convection |
| US10254050B2 (en) | 2014-01-31 | 2019-04-09 | Siemens Aktiengesellschaft | Thermal energy storage with reduced internal natural convection |
| CN106415186B (en) * | 2014-01-31 | 2020-01-31 | 西门子歌美飒可再生能源公司 | Thermal energy store with reduced internal natural convection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20141029 |
|
| EXPY | Termination of patent right or utility model |