CN104653418A - Solar acquisition heat accumulating system - Google Patents
Solar acquisition heat accumulating system Download PDFInfo
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- CN104653418A CN104653418A CN201310573149.4A CN201310573149A CN104653418A CN 104653418 A CN104653418 A CN 104653418A CN 201310573149 A CN201310573149 A CN 201310573149A CN 104653418 A CN104653418 A CN 104653418A
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- heat
- sampler
- pipeline
- accumulating material
- solar energy
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
Abstract
The invention provides a solar acquisition heat accumulating system; the heat exchange is performed between heat energy acquired from solar energy and a heat accumulator; and the heat energy is used. The solar acquisition heat accumulating system uses a fluid heat exchange mode, and consists of a solar vacuum tube or a flat acquisition device, a heat exchange device, a heat accumulating material and a shell, wherein the heat accumulating material is placed into the shell; the acquisition device is arranged outside the shell; the heat exchange device is arranged between the acquisition device and the shell with the heat accumulating material for heat exchange; and the heat energy acquired from the solar energy is directly stored through a heat exchanger. The solar acquisition heat accumulating system is provided with the heat exchanger for realizing large-scale acquisition of the solar energy and the exchange of the heat energy; and a traditional solar vacuum tube or flat acquisition system is provided with the heat exchanger for increasing part heat exchange area of the heat accumulating material, so that the heat exchange and heat accumulating capacity of the heat accumulating material can be improved, and the large-scale acquisition and utilization of the solar energy are realized.
Description
Technical field
The present invention relates to heat energy utilization, particularly utilize the accumulation of heat of solar heat acquisition system utilize and utilize across season on a large scale.
Background technique
Existing solar electrical energy generation mainly contains photovoltaic and photo-thermal two kinds, and photovoltaic generation needs silicon or other special materials to generate electricity, and photothermal power generation has solar low-temperature, slot type, tower and butterfly.Thermoelectricity mainly generates electricity on a large scale, lacks the heat generating system of small-scale, family oriented, cost degradation, and existing solar vacuum heat-collecting pipe and flat board are mainly used in solar water heater simultaneously.
The solar low-temperature heat utilization mainly utilization such as hot water and heating, also may be used for refrigeration, but be belong to this season use on the same day substantially, is also main based on family and small-scale use, main cause be its store and acquisition capacity limited, thus cannot on a large scale, across using season.
If realized across using season, first need to improve thermal accumulator, thermal accumulator is the equipment stored heat energy, and existing thermal accumulator is steam type and liquid heat storage device;
In industrial energy saving field, waste heat is carried out reclaiming and storing, usually adopt phase change technique to carry out accumulation of heat, adopt in low temperature field ice-reserving technology to realize accumulation of heat;
In field of solar energy, adopt fuse salt accumulation of heat, although fuse salt can realize the storage of high temperature, but due to its need from Solid State Transformation be liquid, thus heat energy is needed to be heated, the simultaneously toxicity of fuse salt, economical, Security also has problems, and the use of thus fuse salt accumulation of heat is restricted.
In field of solar energy, also adopt air or other gas to carry out accumulation of heat, but its hot melt is little, cannot realize large-scale thermal energy storage.
Storage station adopts electric energy to store, particularly the electric energy of wind-powered electricity generation and photovoltaic composition, and because it cannot realize storing, a large amount of abandoning of thus having to, causes a large amount of wastes.If adopt heat energy to store, need the storage possessing powerful storage capacity.
How to realize solar energy acquisition and accumulation of heat organically combines, and be suitable on a large scale across the use in season, this is the use for solar cross-season, urgent problem.
Rely on existing vacuum tube or dull and stereotyped acquisition system, prior art is mainly for the hot water application used every day, even if it stores also is adopt water as medium, cannot realize large-scale across using season.
Summary of the invention
The object of this invention is to provide a kind of solar energy acquisition regenerative system, extensive, low cost, high efficiency, use across season can be realized, the present invention adopts solar heat acquisition system, adopt the solar energy system of Nontracking, heat energy after solar energy acquisition and thermal accumulator are exchanged, then utilizes.
The present invention adopts fluid heat transfer form, be made up of solar energy vacuum tube or dull and stereotyped sampler, exchange piece, heat-accumulating material and housing, heat-accumulating material is encased in housing, sampler is arranged on outside, exchange piece is arranged between sampler and the housing that heat-accumulating material is housed and carries out heat exchange, is directly stored by heat exchanger by the heat energy of solar energy acquisition.The present invention achieves the large-scale collection of solar energy and the exchange of heat energy by arranging exchange piece, by existing solar energy vacuum tube or dull and stereotyped acquisition system by arranging exchange piece and increasing the heat exchange area of the part of heat-accumulating material, the heat exchange to heat-accumulating material and heat storage capacity can be increased like this, achieve extensive collection and the utilization of solar energy.
Solar energy acquisition turns the structure of a body of wall into, thus one can be provided to be suitable for large-scale collection and stocking system, solar low-temperature collecting part is arranged on the side of body of wall, inside cavity is provided with heat-accumulating material, thus realizes collection and the storage integrated of heat energy;
The present invention passes through collection and the storage of wall body structure, can realize large-scale collection and storage, particularly can realize the collection across season and use.
Of the present inventionly also provide a kind of thermal accumulator possessing locomotive function, can be gathered by solar energy wall body, after rear and thermal accumulator exchanges, thermal accumulator is moved, need the region of heat energy to one, and then utilize.
Concrete summary of the invention is as follows:
Solar energy acquisition regenerative system, comprises solar energy acquisition device, heat-accumulating material, sampler, thermal insulating material, housing etc., it is characterized in that:
Be made up of sampler, exchange piece, heat-accumulating material and housing, heat-accumulating material is encased in housing, and sampler is arranged on outside, and exchange piece is arranged between sampler and the housing that heat-accumulating material is housed and carries out heat exchange;
Comprise the low-temperature solar energy sampler of at least one vacuum tube or flat board, solar energy can be converted to heat energy by sampler, be provided with an exchange piece and the heat energy of sampler collection is carried out heat exchange, exchange piece is by closed loop pipeline, power plant are provided, fluid, fluid tank forms, fluid provide power plant drive under can in pipeline closed-loop flow, closed loop pipeline flows through sampler also, housing also carries out heat exchange with heat-accumulating material, thus realize transmission and the exchange of heat energy, a part for exchange piece is arranged carries out heat exchange with sampler, a part and heat-accumulating material carry out heat exchange in addition, an exchange piece part is arranged in sampler, remaining part is arranged on outside sampler, the heat exchange area of the exchange piece of sampler outside is greater than the heat exchange area of sampler inside, the heat exchanger of sampler outside directly contacts with heat-accumulating material, and carry out heat exchange with heat-accumulating material,
Heat energy stores by heat-accumulating material, the storage of solar energy for different scales or the storage across season.
Described heat exchanger is descended a kind of or how its mixing:
A, each sampler are provided with an exchange piece;
B, multiple sampler are provided with an exchange piece, the pipeline of exchange piece is the pipeline at least containing a closed loop, pipeline is provided with power plant and fluid tank, pipe interior enters in another one sampler from a sampler, be not connected in series between sampler, after flowing out from fluid acquisition device, enter the pipeline carrying out with heat-accumulating material being connected, realize carrying out heat exchange with heat-accumulating material;
C, multiple sampler is provided with an exchange piece, each sampler is provided with import and outlet conduit, the pipeline of closed loop is interconnected by two groups of general import pipelines and general export pipeline and forms, one group is sampler general import and outlet conduit, another group is heat-accumulating material general import and outlet conduit, sampler general import pipeline is connected with each inlet pipeline being arranged on sampler, and make fluid can enter into sampler inside, the outlet conduit that general export pipeline and each of sampler are arranged on sampler is connected, fluid enters into heat-accumulating material general import pipeline through sampler general export pipeline, and with heat-accumulating material heat exchange after flow out from heat-accumulating material general export pipeline, circulation enters sampler general import pipeline again, thus realize recuperated cycle, fluid in fluid tank completes fluid circulation under the driving providing power plant.
Described sampler select from following one or more:
A, vacuum tube acquisition system;
B, dull and stereotyped acquisition system;
C, heat-pipe vacuum-tube acquisition system;
The dull and stereotyped acquisition system of D, heat pipe;
E, CPC vacuum tube acquisition system;
F, CPC heat pipe acquisition system.
Described heat-accumulating material, comprise in sensible heat heat-accumulating material, latent-heat storage, phase change heat storage material, chemical heat-accumulating material one or more.
Sensible heat heat-accumulating material, comprises water, conduction oil, steel slag and iron slag, mine tailing (comprising the ore in sand form that the ore dressing of ore deposit factory is remaining), solid grain block, concrete; Described solid grain block is the particle that is made up of metal or nonmetal or its mixture or/and fragment of brick, or nature exists the amount grains of sand, cobble, finger stone, and the shape of solid grain block is circle, polygonal, rhombus, fan-shaped, irregular present situation.
Described fluid adopt following one or more:
A, liquid: comprise water, conduction oil, fuse salt, liquid metal;
B, gas;
C, plasma;
D, supercritical fluid.
Described heat-accumulating material is arranged in a container or a construction wall, container or body of wall prolong North and South direction or east-west direction construction, for the body of wall built according to North and South direction, its solar low-temperature acquisition system is arranged on the east or the west of body of wall, and in the east and west; For the body of wall that east-west direction is built, its solar low-temperature acquisition system is arranged on the south of body of wall.
Thermal insulating material is selected to arrange one or more a bit: the solar energy acquisition regenerative system or multiple of nano microsphere, silicon powder, vacuum layer, polyurethane, polyphenyl, perlite, glass fibre, insulating cement.
Described pipeline is made up of metal, nonmetal or its multiple tube, pipeline is provided with fin with heat-accumulating material contact segment or the part in the sampler of pipeline, the surface of shell of the pipeline in sampler scribbles solar energy conversion coating, solar energy can be converted to heat energy.
Heat-accumulating material is encased in housing, and housing is outside equipped with thermal insulating material.
Adopt technological scheme of the present invention can produce following beneficial effect:
1, the present invention realizes on a large scale across the solar low-temperature heat utilization in season;
2, the present invention can use low temperature acquisition system effectively, achieves collection and the storage of heat energy, achieve again heat energy across using season.
The present invention can be applied to the multiple application such as solar low-temperature heat utilization.
Accompanying drawing explanation
Fig. 1 is Hybrid connections solar energy acquisition regenerative system schematic diagram;
Fig. 2 is solar energy acquisition regenerative system schematic diagram in parallel;
Fig. 3 is that series-connected solar gathers regenerative system schematic diagram.
Number in the figure implication:
1: housing, 2: fluid tank, 3: power plant, 4: heat-accumulating material, 5: flat plate collector 6: solar low-temperature acquisition system, 7: vacuum tube collector, 8: solar energy coating, 9: sampler general import pipeline, 10: sampler general import pipeline, 11: heat-accumulating material general import pipeline, 12: heat-accumulating material general export pipeline, 13: sampler general export pipe outlet, 14: the import of sampler general import pipe, 15: the import of heat-accumulating material general import pipe, 16: heat-accumulating material general export pipe exports, 17: soil, 18: heat-accumulating material section of tubing.
Embodiment
Embodiment 1, Hybrid connections solar energy acquisition regenerative system
Comprise housing 1 shown in Fig. 1, housing 1 is set up in the region on ground, is provided with heat-accumulating material 4 in housing 1; Comprise at least one group of plate solar acquisition system 5 and one group of vacuum tube collecting part 7, be provided with exchange piece, fluid casing 3 and power plant 2, the fluid line series connection of solar energy acquisition system 5,7 connects, and then enters into heat-accumulating material general import pipeline 11 and enters into housing, fluid carries out heat exchange by a pipeline in parallel and heat-accumulating material, flow out from heat-accumulating material general export pipeline 12 after completing heat exchange, solar energy acquisition device 5 connects, and realizes the exchange of heat energy; Pipeline in solar energy acquisition system 6 is provided with solar energy coating 8, solar energy is converted to heat energy through coating 8, and heat energy, through the circulation of exchange piece fluid, by thermal energy transfer to thermal accumulator, realizes collection and the storage of solar energy.
Embodiment 2 solar energy acquisition regenerative system in parallel
Figure 2 shows that building integrated solar gathers regenerative system, housing is arranged on the building southern side of 9 layers, the height that housing is same with building, solar energy acquisition system is made up of 7 layer solar vacuum tube acquisition systems, be provided with two groups of inlet pipelines and outlet conduit, one group is sampler general import 9 and general export 10 pipeline, another group is heat-accumulating material general import 11 and general export 12 pipeline, sampler general import 9 pipeline is connected with multiple pipeline being arranged on sampler inside, and make fluid can enter into the pipeline of sampler inside, the outlet conduit of sampler is connected with sampler general export 10 pipeline, heat-accumulating material general import conduit entrance 15 is entered into by sampler outlet conduit general export 13, fluid is entered into heat-accumulating material general export pipeline 12 by being arranged on heat-accumulating material general import pipeline 11 by heat-accumulating material general import pipeline 11, the import 14 of sampler general import pipeline is entered into again by heat-accumulating material general export pipe outlet 16, thus realize recuperated cycle, fluid in fluid tank 2 completes fluid circulation under the driving of power plant 3.
Embodiment 3 series-connected solar gathers regenerative system
Figure 3 shows that solar energy acquisition device 6 is arranged on ground, housing and heat-accumulating material are arranged on below ground and like, are provided with heat-accumulating material 4 in housing 1; Comprise at least two group plate solar acquisition systems 5, solar energy acquisition part 5 arranges more than earth's surface;
Be provided with exchange piece and solar energy acquisition device and heat-accumulating material are carried out heat exchange, be provided with fluid tank 2 on the ground and power plant 3 are provided, fluid flows under the driving of power supplying apparatus 3 in exchange piece pipeline, by fluid heating from plate solar acquisition system 5, housing 1 is entered into after being flowed out from plate solar acquisition system by the fluid heated, the heat exchange with heat-accumulating material is completed again by the pipeline be arranged in heat-accumulating material housing, the area of pipeline in heat-accumulating material is greater than the area in plate solar, guarantee can carry out heat exchange to the heat-accumulating material of large volume, exchange piece pipeline is the closed-loop path pipeline of a series connection, fluid can flow in circulating line.
According to theory and structure of the present invention, other case study on implementation can be designed, as long as theory and structure according to the invention, all belong to enforcement of the present invention.
Claims (10)
1. solar energy acquisition regenerative system, comprises solar energy acquisition device, heat-accumulating material, sampler, thermal insulating material, housing etc., it is characterized in that:
Be made up of sampler, exchange piece, heat-accumulating material and housing, heat-accumulating material is encased in housing, and sampler is arranged on outside, and exchange piece is arranged between sampler and the housing that heat-accumulating material is housed and carries out heat exchange;
Comprise the low-temperature solar energy sampler of at least one vacuum tube or flat board, solar energy can be converted to heat energy by sampler, be provided with an exchange piece and the heat energy of sampler collection is carried out heat exchange, exchange piece is by closed loop pipeline, power plant are provided, fluid, fluid tank forms, fluid provide power plant drive under can in pipeline closed-loop flow, closed loop pipeline flows through sampler also, housing also carries out heat exchange with heat-accumulating material, thus realize transmission and the exchange of heat energy, a part for exchange piece is arranged carries out heat exchange with sampler, a part and heat-accumulating material carry out heat exchange in addition, an exchange piece part is arranged in sampler, remaining part is arranged on outside sampler, the heat exchange area of the exchange piece of sampler outside is greater than the heat exchange area of sampler inside, the heat exchanger of sampler outside directly contacts with heat-accumulating material, and carry out heat exchange with heat-accumulating material,
Heat energy stores by heat-accumulating material, the storage of solar energy for different scales or the storage across season.
2. solar energy acquisition regenerative system according to claim 1, is characterized in that: described exchange piece is one or more mixing following:
A, each sampler are provided with an exchange piece;
B, multiple sampler are provided with an exchange piece, the pipeline of exchange piece is the pipeline at least containing a closed loop, pipeline is provided with one and power plant and fluid tank are provided, pipe interior enters in another one sampler from a sampler, be not connected in series between sampler, after flowing out from fluid acquisition device, enter the pipeline carrying out with heat-accumulating material being connected, realize carrying out heat exchange with heat-accumulating material;
C, multiple sampler is provided with an exchange piece, each sampler is provided with import and outlet conduit, the pipeline of closed loop is interconnected by two groups of general import pipelines and general export pipeline and forms, one group is sampler general import and general export pipeline, another group is heat-accumulating material general import and general export pipeline, sampler general import pipeline is connected with each inlet pipeline being arranged on sampler, and make fluid can enter into sampler inside, the outlet conduit that general export pipeline and each of sampler are arranged on sampler is connected, fluid enters into heat-accumulating material general import pipeline through sampler general export pipeline, and with heat-accumulating material heat exchange after flow out from heat-accumulating material general export pipeline, circulation enters sampler general import pipeline again, thus realize recuperated cycle, fluid in fluid tank completes fluid circulation under the driving providing power plant.
3. solar energy acquisition regenerative system according to claim 1, is characterized in that: described sampler select from following one or more:
A, vacuum tube acquisition system;
B, dull and stereotyped acquisition system;
C, heat-pipe vacuum-tube acquisition system;
The dull and stereotyped acquisition system of D, heat pipe;
E, CPC vacuum tube acquisition system;
F, CPC heat pipe acquisition system.
4. solar energy acquisition regenerative system according to claim 1, is characterized in that: described heat-accumulating material, comprises one or more in sensible heat heat-accumulating material, latent-heat storage, phase change heat storage material, chemical heat-accumulating material.
5. solar energy acquisition regenerative system according to claim 4, is characterized in that: sensible heat heat-accumulating material, comprises water, conduction oil, steel slag and iron slag, mine tailing, solid grain block, concrete; Described solid grain block is the particle that is made up of metal or nonmetal or its mixture or/and fragment of brick, or nature exists the amount grains of sand, cobble, finger stone, and the shape of solid grain block is circle, polygonal, rhombus, fan-shaped, irregular present situation.
6. solar energy acquisition regenerative system according to claim 1, is characterized in that: described fluid adopt following one or more:
A, liquid: comprise water, conduction oil, fuse salt, liquid metal;
B, gas;
C, plasma;
D, supercritical fluid.
7. solar energy acquisition regenerative system according to claim 1, it is characterized in that: described heat-accumulating material is arranged in a container or a construction wall, container or body of wall prolong North and South direction or east-west direction construction, for the body of wall built according to North and South direction, its solar low-temperature acquisition system is arranged on the east or the west of body of wall, and in the east and west; For the body of wall that east-west direction is built, its solar low-temperature acquisition system is arranged on the south of body of wall.
8. solar energy acquisition regenerative system according to claim 1, is characterized in that: thermal insulating material is selected to arrange one or more a bit: the solar energy acquisition regenerative system or multiple of nano microsphere, silicon powder, vacuum layer, polyurethane, polyphenyl, perlite, glass fibre, insulating cement.
9. solar energy acquisition regenerative system according to claim 1, it is characterized in that: described pipeline is made up of metal, nonmetal or its multiple tube, pipeline is provided with fin with heat-accumulating material contact segment or the part in the sampler of pipeline, the surface of shell of the pipeline in sampler scribbles solar energy conversion coating, solar energy can be converted to heat energy.
10. the solar energy acquisition regenerative system according to claim 1 or 8, is characterized in that: heat-accumulating material is encased in housing, and housing is outside equipped with thermal insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310573149.4A CN104653418A (en) | 2013-11-17 | 2013-11-17 | Solar acquisition heat accumulating system |
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|---|---|---|---|
| CN201310573149.4A CN104653418A (en) | 2013-11-17 | 2013-11-17 | Solar acquisition heat accumulating system |
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| CN104653418A true CN104653418A (en) | 2015-05-27 |
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| CN201310573149.4A Pending CN104653418A (en) | 2013-11-17 | 2013-11-17 | Solar acquisition heat accumulating system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061203A (en) * | 2017-05-10 | 2017-08-18 | 北京航空航天大学 | A kind of solar energy Stirling electricity generation system |
| CN107869429A (en) * | 2017-10-30 | 2018-04-03 | 北京兆阳光热技术有限公司 | A kind of separated moveable heat exchange heat taking method and solar-thermal generating system |
| CN108375204A (en) * | 2016-11-27 | 2018-08-07 | 余华阳 | The all-round system of solar energy family |
| CN108375205A (en) * | 2016-11-27 | 2018-08-07 | 余华阳 | A kind of solar energy medium temperature heat-collecting heat-storage system |
| CN109695909A (en) * | 2017-10-20 | 2019-04-30 | 吴良柏 | Across season high-efficiency solar storage heating heating refrigeration electricity generation system |
| CN109945707A (en) * | 2018-03-09 | 2019-06-28 | 青岛宝润科技有限公司 | A kind of loop circuit heat pipe storage heater of top heat storage capacity variation |
| CN110012749A (en) * | 2018-01-09 | 2019-07-16 | 吴良柏 | New plant growth controlled condition system and solar-heating heating refrigeration electricity generation system |
| CN110017252A (en) * | 2018-01-09 | 2019-07-16 | 吴良柏 | New type solar energy heat generating system |
| CN110068036A (en) * | 2017-10-20 | 2019-07-30 | 吴良柏 | Across season high-efficiency solar storage heating heating system |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108375204A (en) * | 2016-11-27 | 2018-08-07 | 余华阳 | The all-round system of solar energy family |
| CN108375205A (en) * | 2016-11-27 | 2018-08-07 | 余华阳 | A kind of solar energy medium temperature heat-collecting heat-storage system |
| CN107061203A (en) * | 2017-05-10 | 2017-08-18 | 北京航空航天大学 | A kind of solar energy Stirling electricity generation system |
| CN107061203B (en) * | 2017-05-10 | 2019-10-22 | 北京航空航天大学 | A kind of solar energy Stirling electricity generation system |
| CN109695909A (en) * | 2017-10-20 | 2019-04-30 | 吴良柏 | Across season high-efficiency solar storage heating heating refrigeration electricity generation system |
| CN110068036A (en) * | 2017-10-20 | 2019-07-30 | 吴良柏 | Across season high-efficiency solar storage heating heating system |
| CN107869429A (en) * | 2017-10-30 | 2018-04-03 | 北京兆阳光热技术有限公司 | A kind of separated moveable heat exchange heat taking method and solar-thermal generating system |
| CN110012749A (en) * | 2018-01-09 | 2019-07-16 | 吴良柏 | New plant growth controlled condition system and solar-heating heating refrigeration electricity generation system |
| CN110017252A (en) * | 2018-01-09 | 2019-07-16 | 吴良柏 | New type solar energy heat generating system |
| CN109945707A (en) * | 2018-03-09 | 2019-06-28 | 青岛宝润科技有限公司 | A kind of loop circuit heat pipe storage heater of top heat storage capacity variation |
| CN109945706A (en) * | 2018-03-09 | 2019-06-28 | 青岛宝润科技有限公司 | A kind of design method of loop circuit heat pipe bottom heat storage capacity |
| CN109945707B (en) * | 2018-03-09 | 2021-10-01 | 郑坤 | Loop heat pipe heat accumulator with variable top heat accumulation capacity |
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