CN104654618A - Three-cavity fluid focus solar photothermal heating heat transfer heat accumulating system - Google Patents
Three-cavity fluid focus solar photothermal heating heat transfer heat accumulating system Download PDFInfo
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- CN104654618A CN104654618A CN201310573296.1A CN201310573296A CN104654618A CN 104654618 A CN104654618 A CN 104654618A CN 201310573296 A CN201310573296 A CN 201310573296A CN 104654618 A CN104654618 A CN 104654618A
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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
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- 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
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Abstract
The invention aims to provide a three-cavity fluid focus solar photothermal heating heat transfer heat accumulating system suitable for focus solar heat utilization, which can realize the heat accumulation with high temperature, large scale, low cost and high efficiency, and is suitable for the heat accumulation at a temperature of 10-1500 DEG C. After the heat exchange is performed between heat energy acquired by a solar focus acquisition system and a heat accumulator through a fluid, the heat energy is transferred to the heat accumulator. The heat accumulator is at least provided with three cavities: a heat charging cavity, a heat release cavity and a heat accumulating cavity; the heat charging cavity is directly exchanged heat with the solar acquisition system; the heat accumulating cavity stores the heat energy; and the heat release cavity realizes the exchange and the utilization of the heat energy. When the heat energy in the heat accumulator is required to be used, a fluid lower than a heat accumulating material in temperature flows into the heat accumulator from an inlet of the heat release cavity, and flows out from an outlet of the heat release cavity after the heat exchange with the heat accumulating material so as to realize the utilization of the heat energy.
Description
Technical field
The present invention relates to heat energy utilization, particularly utilize focused solar energy acquisition system to realize heat energy collection transmission accumulation of heat exchange and utilize system.
Background technology
Storage heater is the equipment stored heat energy, and existing storage heater 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 holder possessing powerful storage capacity.
Heat pipe has use in storage heater, but only there is 3-7 in the existing hot pipe technique life-span, is difficult to ensure, in solar energy and the accumulation of heat heating field life-span of 30 years, thus existing hot pipe technique to be applied to storage heater.
But because solar power station and large-scale heating field need large-scale accumulation of heat and heat exchanger, only utilize outside metal tube, cannot realize the ground temperature difference, large-scale accumulation of heat and heat exchange, thus need a kind of hot pipe technique of improvement.
Summary of the invention
The object of this invention is to provide a kind of three chamber fluid focus solar energy optical-thermal heating heat transfer hold over systems being suitable for focused solar energy heat utilization, the present invention is provided with three chambers, storage heater is for be at least provided with three chambers, fill hot chamber, heat release chamber and accumulation of heat chamber, fill hot chamber directly and solar energy acquisition system carry out heat exchange, accumulation of heat chamber carries out thermal energy storage, and heat release chamber realizes exchange and the utilization of heat energy.
Three chamber fluid focus solar energy optical-thermals heating heat transfer hold over systems of the present invention, can realize high temperature, extensive, low cost, high efficiency accumulation of heat, and be suitable for the accumulation of heat of the temperature of 10-1500 degree.
Concrete summary of the invention is as follows:
Three chamber fluid focus solar energy optical-thermal heating heat transfer hold over systems, comprise heat-storing material, housing, solar focusing acquisition system, insulation material, fluids etc., is characterized in that: form one group of solar focusing acquisition system by solar focusing sampler, photothermal converter, heat-transfer pipe, fluid, cycle power device, storage heater, tracing control device; Photothermal converter is connected with sampler, and be fixed on sampler, the solar focusing of sampler is on photothermal converter, heat-transfer pipe is connected with photothermal converter, after fluid is sent to the focus position of photothermal converter by heat-transfer pipe, fluid is heated, fluid after heating enters into the heat absorption position of the storage heater being arranged on ground along heat-transfer pipe, through carrying out heat exchange with storage heater, heat energy is passed to storage heater, fluid circulates along heat-transfer pipe under cycle power device drives, and heat energy is passed to storage heater by photothermal converter.
Storage heater is for be at least provided with three chambers, fill hot chamber, heat release chamber and accumulation of heat chamber, fill hot chamber and be provided with at least one group of import and outlet, the fluid carrying out heat exchange with solar energy acquisition system is first fluid, first fluid from fill hot chamber inlet enter complete heat exchange with storage heater after flow out from exporting, heated entering into photothermal converter along heat-transfer pipe, thus the heat energy of solar focusing acquisition system collection is transported in storage heater.
Thermal indoor are provided with heat-storing material, heat energy is stored.
Storage heater in local accumulation of heat or can be moved to the area needing to utilize heat energy.
When needing the heat energy utilized in storage heater, temperature is flowed into storage heater lower than the second fluid of the temperature of heat-storing material from the import of heat release chamber, and second fluid and heat-storing material flow out through heat release chamber outlet after carrying out heat exchange again, realize the utilization of heat energy.
After the heat energy of storage heater is utilized, the storage heater moving to other regions is moved in solar energy acquisition system and carries out acquisition zone, or again utilize solar device formula acquisition system to heat first fluid the first fluid of the storage heater in pickup area, for the heat-storing material in storage heater heats, realize solar energy acquisition heating heat transfer accumulation of heat.
Many groups solar energy acquisition system is connected with a central storage heater jointly, and the heat energy multiple acquisition system gathered carries out Integrated predict model, realizes extensive powerful application.
Described central storage heater is provided with by one and multiplely fills hot chamber, multiple heat release chamber, the container composition of one or more accumulation of heat chamber; Eachly fill hot chamber and be provided with at least one group of import and outlet, the first fluid of many groups solar energy acquisition system from multiple fill hot chamber inlet enter complete heat exchange with storage heater after flow out from exporting, enter into along heat-transfer pipe the photothermal converter often organizing solar energy acquisition system again to be heated, thus the heat energy organizing solar energy acquisition system is transported in storage heater more.
Central authorities' storage heater carries out heat release behind region that is local or that be moved to setting, second fluid enters into the heat release chamber of central storage heater respectively or simultaneously, after completing heat exchange with the heat-storing material of thermal indoor, second fluid enters into solar energy application system, realizes the application of heat energy.
Application system comprise generating set, motor unit, heating or refrigeration unit, chemical cell one or more.
Heat-storing material is selected from following at least one or multiple: fuse salt, liquid metal, solid grain block, concrete, sandstone or cobblestone, slag or scum, heat conduction cement, phase-change material.
Fill first fluid in hot chamber and the second fluid of heat release chamber and the heat-storing material of thermal indoor, carry out heat exchange by one of following manner:
A, fluid line heat exchange: each heat release or fill hot chamber interior import and outlet between be also provided with multiple pipeline, for fluid heat transfer pipeline, pipeline is made up of metal or nonmetal or compound pipeline complex pipeline, the import of pipeline and outlet with fill hot chamber interior import and outlet be interconnected, fluid can be flowed in pipeline;
B, heat pipe heat exchanging: adopt gravity assisted heat pipe or circulating heat pipe, be arranged at the evaporator section filling hot chamber gravity assisted heat pipe and fill hot chamber, condensation segment is arranged on accumulation of heat chamber; Be arranged on accumulation of heat chamber at the evaporator section of heat release chamber gravity assisted heat pipe, condensation segment is arranged on heat release chamber; Partial shell for circulating heat pipe heat pipe is arranged on fills hot chamber or heat release chamber, and remainder is arranged on accumulation of heat chamber.
Described fluid line is selected from following one or combination:
A, helix tube;
The inside of B, pipeline or and outer wall be provided with heat exchange fin;
C, bending pipeline;
The pipeline that D, its diameter can change;
The outer wall of E, pipeline is provided with can with the interconnective concaveconvex structure of solid grain block;
F, pipeline by different metal composite;
Interior or the outer wall of G, pipeline is provided with corrosion-inhibiting coating.
Solar energy acquisition device adopt dish-style, slot type, tower in one or more.
Fluid be following one or more: fuse salt, liquid (moisture or conduction oil), gas (containing air), liquid metal, plasma state, overcritical body.
Described liquid metal is following one or more or its compound: mercury, caesium, gallium, rubidium, potassium, sodium, indium, lithium, tin, bismuth, thallium, and cadmium is plumbous, zinc, antimony, magnesium, aluminium.
Adopt technical scheme of the present invention can produce following beneficial effect:
1, the present invention realizes the regenerative heat exchange in large-scale, high-efficiency of solar focusing heat utilization, realizes the thermal energy storage of 10-1500 degree, safe and reliable;
2, the present invention adopts recoverable heat Manifold technology, make the life-span of heat pipe can extend to 30 years even higher, only need the working media of more heat exchanger tube.
3, the present invention can realize mobile accumulation of heat, and place storage heater being moved to needs realizes collection and the utilization of heat energy.
4, the present invention can be applied to solar energy and the multiple application such as underground heat, photovoltaic, wind-powered electricity generation, living beings with its complementation.
Accompanying drawing explanation
Fig. 1 is heat pipe three chamber fluid focus solar energy optical-thermal heating heat transfer hold over system schematic diagram.
Fig. 2 is three chamber fluid focus solar energy optical-thermal heating heat transfer hold over system schematic diagrames.
Fig. 3 is mobile three chamber fluid focus solar energy optical-thermal heating heat transfer hold over system schematic diagrames.
Number in the figure implication:
1: heat-storing material import, 2: heat-storing material exports, 3: heat release chamber inlet, 4: heat release chamber outlet, 5: heat pipe regenerating tube 6: heat-storing material cavity, 7: heat release chamber, 8: compartment spacers, 9: solar focusing acquisition system, 10: heat-storing material, 11: fill hot chamber, 12: fill hot chamber inlet, 13 thermals source, 14; Haulage vehicle, 15: heating heat pipe, 16: fill hot chamber outlet, 17: heat release heat pipe, 18: fluid line heat exchanger tube.
Detailed description of the invention
Embodiment 1, heat pipe three chamber fluid focus solar energy optical-thermal heating heat transfer hold over system
A container containing three cavitys shown in Fig. 1, one of them fills hot chamber 11, is provided with fluid inlet and outlet 12,16; Heat release chamber 7, is provided with fluid inlet and outlet 3,4; Heat-storing material cavity 6; Be provided with import and export 1,2.
Containing two kinds of heat pipes, the first is heating heat pipe 15, the second is heat release heat pipe 17, and the evaporation ends of heating heat pipe 15 is arranged on and fills hot chamber 11, and condensation end is arranged on heat-storing material cavity 6, and carry out compact siro spinning technology with heat-storing material 10, and with the heat exchange of heat-storing material 10, the evaporation ends of heat release heat pipe 17 is arranged in heat-storing material cavity 6, and carries out compact siro spinning technology with heat-storing material 10, and with the heat exchange of heat-storing material 10, condensation end is arranged in heat release chamber 7.
In heat-storing material cavity 6, be provided with heat-storing material 10, heat-storing material 10 and heat release heat pipe or heat heat pipe and carry out being connected heat exchange, heat-storing material 10 is packed in whole heat-storing material cavity 6.
Hot chamber 11 and heat pipe condensation cavity 7 to arrange and accumulation of heat chamber 6 has the import and export of fluid filling, heat-storing material cavity 6 is provided with import and export, heat-storing material 10 can be placed in cavity or take out.
Have insulation material in the outside of container, the outer setting of insulation material has casing.
In heating process, temperature is entered container higher than the hot fluid that adds of heat-storing material 10 from the import 12 of heat pipe evaporation cavity, through with heating heat pipe heat exchanging after flow out from the outlet 16 of heat pipe evaporation cavity, heat energy is by carrying out heat exchange with heat-storing material 10 in adopting heat pipes for heat transfer to heat-storing material cavity 6, and the heat energy of heat-storing material 10 is switched in fluid and carries out accumulation of heat.
Storage heater may be used in local accumulation of heat or the area being moved to needs.
When needing the heat energy utilized in storage heater, the heat release fluid of temperature lower than heat-storing material 10 is flowed into from the import 3 of heat release chamber 7, heat energy is absorbed through exporting 4 outflows after heat release fluid and heat release heat pipe carry out heat exchange, heat energy and the heat release fluid of heat release heat pipe absorption heat-storing material 10 carry out heat exchange, realize the utilization of heat energy.
On liquid level one upper/lower positions of the evaporation ends of heat pipe, arrange one with the regenerating tube 5 of the mutual UNICOM of each heat pipe, regenerating tube is connected with each heat pipe, when work medium for heat pipe can not meet the heat exchange efficiency of setting, open heat pipe regeneration chamber, from the heat pipe regeneration tube connector arranged, the working media in heat pipe is discharged, after by new working medium loading to inside heat pipe, and it is airtight to keep vacuum to carry out, thus realize the regeneration of heat pipe, ensure that the life-span of heat pipe can reach 30 years.
In the present embodiment, the fuse salt that heat-storing material 10 adopts potassium nitrate 70% and sodium nitrate 30% to form, heating-up temperature is 500 degree, add hot fluid and adopt gaseous air, hot-air is added to the high temperature air of 900 degree by solar energy dish-style system acquisition, heat release fluid adopts water, and heat pipe adopts high temperature gravity assisted heat pipe, and its working media adopts the mixture of potassium 60% and sodium 40%.
Embodiment 2, three chamber fluid focus solar energy optical-thermal heating heat transfer hold over system
By the container of three cavitys shown in Fig. 2, the container containing three cavitys, one of them fills hot chamber 11, is provided with fluid inlet and outlet 12,16; Heat release chamber 7, is provided with fluid inlet and outlet 3,4; Heat-storing material cavity 6; Be provided with import and export 1,2.
Fill hot chamber and the heat exchange of accumulation of heat chamber adopts fluid heat transfer pipeline to carry out heat exchange, one end of heat exchange pipeline be arranged on fill hot chamber and with fill hot chamber inlet and be communicated with, a part of install pipeline is indoor in thermal in addition, and carry out compact siro spinning technology with heat-storing material 10, and with the heat exchange of heat-storing material 10, UNICOM is carried out with the outlet of filling hot chamber in the outlet position of pipeline, and such fluid can carry out heat exchange with heat-storing material.
The evaporation ends of heat release heat pipe 17 is arranged in heat-storing material cavity 6, and carries out compact siro spinning technology with heat-storing material 10, and with the heat exchange of heat-storing material 10, condensation end is arranged in heat release chamber 7.
In heat-storing material cavity 6, be provided with heat-storing material 10, heat-storing material 10 and heat release heat pipe or heat heat pipe and carry out being connected heat exchange, heat-storing material 10 is packed in whole heat-storing material cavity 6.
At heat release chamber and fill the import and export that hot chamber and accumulation of heat chamber 6 are provided with fluid, heat-storing material cavity 6 is provided with import and export, heat-storing material 10 can be placed in fluid chamber or take out.
Have insulation material in the outside of container, the outer setting of insulation material has casing.
One group of solar focusing acquisition system is formed by solar focusing sampler, photothermal converter, heat-transfer pipe, fluid, cycle power device, storage heater, tracing control device; Photothermal converter is connected with sampler, and be fixed on sampler, the solar focusing of sampler is on photothermal converter, heat-transfer pipe is connected with photothermal converter, after fluid is sent to the focus position of photothermal converter by heat-transfer pipe, fluid is heated, fluid after heating enters into the heat absorption position of the storage heater being arranged on ground along heat-transfer pipe, through carrying out heat exchange with storage heater, heat energy is passed to storage heater, fluid circulates along heat-transfer pipe under cycle power device drives, and heat energy is passed to storage heater by photothermal converter.
In heating process, thermal source 13 adopts the tower acquisition system device of focused solar energy, heater element 9 is solar energy photothermal converter, the fuse salt that heat-storing material 10 adopts potassium nitrate 70% and sodium nitrate 30% to form, temperature is entered container higher than the hot fluid that adds of heat-storing material 10 from the import 12 of filling hot chamber, through with heating heat pipe heat exchanging after flow out from filling hot chamber outlet 16, heat energy is by carrying out heat exchange with heat-storing material 10 in adopting heat pipes for heat transfer to heat-storing material cavity 6, and the heat energy of heat-storing material 10 is switched in fluid and carries out accumulation of heat.
Storage heater may be used in local accumulation of heat or the area being moved to needs.
When needing the heat energy utilized in storage heater, the heat release fluid of temperature lower than heat-storing material 10 is flowed into from the import 3 of heat release 7, heat energy is absorbed through exporting 4 outflows after heat release fluid and heat release heat pipe carry out heat exchange, heat energy and the heat release fluid of heat release heat pipe absorption heat-storing material 10 carry out heat exchange, realize the utilization of heat energy.
On liquid level one upper/lower positions of the evaporation ends of heat pipe, arrange one with the regenerating tube 5 of the mutual UNICOM of each heat pipe, regenerating tube is connected with each heat pipe, when work medium for heat pipe can not meet the heat exchange efficiency of setting, open heat pipe regeneration chamber, from the heat pipe regeneration tube connector arranged, the working media in heat pipe is discharged, after by new working medium loading to inside heat pipe, and it is airtight to keep vacuum to carry out, thus realize the regeneration of heat pipe, ensure that the life-span of heat pipe can reach 30 years.
In the present embodiment, thermal source 13 is solar energy tower type system, and adding hot fluid is air, and regenerator temperature is 500 degree, and heat release fluid adopts water, and heat pipe adopts high temperature gravity assisted heat pipe, and its working media adopts the mixture of potassium 60% and sodium 40%.
Embodiment 3, mobile three chamber fluid focus solar energy optical-thermal heating heat transfer hold over systems
Shown in Fig. 3 by the container of three cavitys, the container of three cavitys, the container containing three cavitys, one of them fills hot chamber 11, is provided with fluid inlet and outlet 12,16; Heat release chamber 7, is provided with fluid inlet and outlet 3,4; Heat-storing material cavity 6; Be provided with import and export 1,2, storage heater is arranged on haulage vehicle.
Fill hot chamber and the heat exchange of accumulation of heat chamber adopts heat pipe heat exchanging, accumulation of heat chamber and heat release chamber adopt fluid heat transfer pipe 18 to carry out heat exchange, one end of heat exchange pipeline be arranged on heat release chamber and with put chamber inlet and be communicated with, a part of install pipeline is indoor in thermal in addition, and carry out compact siro spinning technology with heat-storing material 10, and with the heat exchange of heat-storing material 10, UNICOM is carried out in the outlet position of pipeline and the outlet of heat release chamber, and such fluid can carry out heat exchange with heat-storing material.
The evaporation ends of heat release heat pipe 17 is arranged in heat-storing material cavity 6, and carries out compact siro spinning technology with heat-storing material 10, and with the heat exchange of heat-storing material 10, condensation end is arranged in heat release chamber 7.
In heat-storing material cavity 6, be provided with heat-storing material 10, heat-storing material 10 and heat release heat pipe or heat heat pipe and carry out being connected heat exchange, heat-storing material 10 is packed in whole heat-storing material cavity 6.
At heat release chamber and fill the import and export that hot chamber and accumulation of heat chamber 6 are provided with fluid, heat-storing material cavity 6 is provided with import and export, heat-storing material 10 can be placed in fluid chamber or take out.
Have insulation material in the outside of container, the outer setting of insulation material has casing.
One group of solar focusing acquisition system is formed by solar focusing sampler, photothermal converter, heat-transfer pipe, fluid, cycle power device, storage heater, tracing control device; Photothermal converter is connected with sampler, and be fixed on sampler, the solar focusing of sampler is on photothermal converter, heat-transfer pipe is connected with photothermal converter, after fluid is sent to the focus position of photothermal converter by heat-transfer pipe, fluid is heated, fluid after heating enters into the heat absorption position of the storage heater being arranged on ground along heat-transfer pipe, through carrying out heat exchange with storage heater, heat energy is passed to storage heater, fluid circulates along heat-transfer pipe under cycle power device drives, and heat energy is passed to storage heater by photothermal converter.
In heating process, thermal source 13 adopts focused solar energy dish-style acquisition system device, heater element 9 is solar energy photothermal converter, the heat-storing material that heat-storing material 10 adopts concrete 30% and basalt stone 20% and slag 50% to form, temperature is entered container higher than the hot fluid that adds of heat-storing material 10 from the import 12 of filling hot chamber, through with heating heat pipe heat exchanging after flow out from filling hot chamber outlet 16, heat energy is by carrying out heat exchange with heat-storing material 10 in adopting heat pipes for heat transfer to heat-storing material cavity 6, and the heat energy of heat-storing material 10 is switched in fluid and carries out accumulation of heat.
Storage heater may be used in local accumulation of heat or the area being moved to needs.
When needing the heat energy utilized in storage heater, the heat release fluid of temperature lower than heat-storing material 10 is flowed into from the import 3 of heat release 7, heat energy is absorbed through exporting 4 outflows after heat release fluid and heat release heat pipe carry out heat exchange, heat energy and the heat release fluid of heat release heat pipe absorption heat-storing material 10 carry out heat exchange, realize the utilization of heat energy.
On liquid level one upper/lower positions of the evaporation ends of heat pipe, arrange one with the regenerating tube 5 of the mutual UNICOM of each heat pipe, regenerating tube is connected with each heat pipe, when work medium for heat pipe can not meet the heat exchange efficiency of setting, open heat pipe regeneration chamber, from the heat pipe regeneration tube connector arranged, the working media in heat pipe is discharged, after by new working medium loading to inside heat pipe, and it is airtight to keep vacuum to carry out, thus realize the regeneration of heat pipe, ensure that the life-span of heat pipe can reach 30 years.
In the present embodiment, thermal source 13 is solar energy dish-style system, heating fluid liquid metal, regenerator temperature is 1200 degree, heat release fluid adopts water, heat pipe adopts circulating heat pipe, operating temperature is in 100-800 degree, on the status, bottom of circulating heat pipe, arrange one with the regenerating tube 5 of the mutual UNICOM of each thermotube shell, regenerating tube is connected with each thermotube shell end, after the operating efficiency of heat pipe is lower than the first setting value, utilize regenerating tube to be filled in heat pipe by new work work medium for heat pipe, realize the regeneration of heat pipe.
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. three chamber fluid focus solar energy optical-thermal heating heat transfer hold over systems, comprise heat-storing material, housing, solar focusing acquisition system, insulation material, fluids etc., is characterized in that: form one group of solar focusing acquisition system by solar focusing sampler, photothermal converter, heat-transfer pipe, fluid, cycle power device, storage heater, tracing control device; Photothermal converter is connected with sampler, and be fixed on sampler, the solar focusing of sampler is on photothermal converter, heat-transfer pipe is connected with photothermal converter, after fluid is sent to the focus position of photothermal converter by heat-transfer pipe, fluid is heated, fluid after heating enters into the heat absorption position of the storage heater being arranged on ground along heat-transfer pipe, through carrying out heat exchange with storage heater, heat energy is passed to storage heater, fluid circulates along heat-transfer pipe under cycle power device drives, and heat energy is passed to storage heater by photothermal converter;
Storage heater is for be at least provided with three chambers, fill hot chamber, heat release chamber and accumulation of heat chamber, fill hot chamber and be provided with at least one group of import and outlet, the fluid carrying out heat exchange with solar energy acquisition system is first fluid, first fluid from fill hot chamber inlet enter complete heat exchange with storage heater after flow out from exporting, heated entering into photothermal converter along heat-transfer pipe, thus the heat energy of solar focusing acquisition system collection is transported in storage heater;
Thermal indoor are provided with heat-storing material, heat energy is stored;
Storage heater in local accumulation of heat or can be moved to the area needing to utilize heat energy;
When needing the heat energy utilized in storage heater, temperature is flowed into storage heater lower than the second fluid of the temperature of heat-storing material from the import of heat release chamber, and second fluid and heat-storing material flow out through heat release chamber outlet after carrying out heat exchange again, realize the utilization of heat energy;
After the heat energy of storage heater is utilized, the storage heater moving to other regions is moved in solar energy acquisition system and carries out acquisition zone, or again utilize solar device formula acquisition system to heat first fluid the first fluid of the storage heater in pickup area, for the heat-storing material in storage heater heats, realize solar energy acquisition heating heat transfer accumulation of heat.
2. three chamber fluid focus solar energy optical-thermal heating heat transfer hold over systems according to claim 1, it is characterized in that: many group solar energy acquisition systems are connected with a central storage heater jointly, the heat energy multiple acquisition system gathered carries out Integrated predict model, realizes extensive powerful application.
3. three chamber fluid focus solar energy optical-thermals heating heat transfer hold over systems according to claim 2, is characterized in that: described central storage heater is provided with by one and multiplely fills hot chamber, multiple heat release chamber, the container composition of one or more accumulation of heat chamber; Eachly fill hot chamber and be provided with at least one group of import and outlet, the first fluid of many groups solar energy acquisition system from multiple fill hot chamber inlet enter complete heat exchange with storage heater after flow out from exporting, enter into along heat-transfer pipe the photothermal converter often organizing solar energy acquisition system again to be heated, thus the heat energy organizing solar energy acquisition system is transported in storage heater more.
4. three chamber fluid focus solar energy optical-thermal heating heat transfer hold over systems according to claim 3, it is characterized in that: central storage heater carries out heat release behind region that is local or that be moved to setting, second fluid enters into the heat release chamber of central storage heater respectively or simultaneously, after completing heat exchange with the heat-storing material of thermal indoor, second fluid enters into solar energy application system, realizes the application of heat energy;
Application system comprise generating set, motor unit, heating or refrigeration unit, chemical cell one or more.
5. three chamber fluid focus solar energy optical-thermals heating heat transfer hold over systems according to claim 1, is characterized in that: heat-storing material is selected from following at least one or multiple: fuse salt, liquid metal, solid grain block, concrete, sandstone or cobblestone, slag or scum, heat conduction cement, phase-change material.
6. three chamber fluid focus solar energy optical-thermal heating heat transfer hold over systems according to claim 1, it is characterized in that: fill first fluid in hot chamber and the second fluid of heat release chamber and the heat-storing material of thermal indoor, carry out heat exchange by one of following manner:
A, fluid line heat exchange: each heat release or fill hot chamber interior import and outlet between be also provided with multiple pipeline, for fluid heat transfer pipeline, pipeline is made up of metal or nonmetal or compound pipeline complex pipeline, the import of pipeline and outlet with fill hot chamber interior import and outlet be interconnected, fluid can be flowed in pipeline;
B, heat pipe heat exchanging: adopt gravity assisted heat pipe or circulating heat pipe, be arranged at the evaporator section filling hot chamber gravity assisted heat pipe and fill hot chamber, condensation segment is arranged on accumulation of heat chamber; Be arranged on accumulation of heat chamber at the evaporator section of heat release chamber gravity assisted heat pipe, condensation segment is arranged on heat release chamber; Partial shell for circulating heat pipe heat pipe is arranged on fills hot chamber or heat release chamber, and remainder is arranged on accumulation of heat chamber.
7. three chamber fluid focus solar energy optical-thermal heating heat transfer hold over systems according to claim 6, is characterized in that: described fluid line is selected from following one or combination:
A, helix tube;
The inside of B, pipeline or and outer wall be provided with heat exchange fin;
C, bending pipeline;
The pipeline that D, its diameter can change;
The outer wall of E, pipeline is provided with can with the interconnective concaveconvex structure of solid grain block;
F, pipeline by different metal composite;
Interior or the outer wall of G, pipeline is provided with corrosion-inhibiting coating.
8. three chamber fluid focus solar energy optical-thermals heating heat transfer hold over systems according to claim 1, is characterized in that: solar energy acquisition device adopts dish-style, slot type, tower in one or more.
9. three chamber fluid focus solar energy optical-thermals heating heat transfer hold over systems according to claim 1, is characterized in that: fluid be following one or more: fuse salt, liquid, gas, liquid metal, plasma state, overcritical body.
10. three chamber fluid focus solar energy optical-thermals heating heat transfer hold over systems according to claim 9, is characterized in that: described liquid metal is following one or more or its compound: mercury, caesium, gallium, rubidium, potassium, sodium, indium, lithium, tin, bismuth, thallium, cadmium, plumbous, zinc, antimony, magnesium, aluminium.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106016213A (en) * | 2016-07-28 | 2016-10-12 | 云南中宣液态金属科技有限公司 | Solar boiler adopting molten metal as heat-transfer medium and using method thereof |
| CN110736374A (en) * | 2018-04-03 | 2020-01-31 | 青岛鑫众合贸易有限公司 | heat accumulator capable of automatically heating according to temperature of heat accumulation material |
| CN113508269A (en) * | 2019-01-09 | 2021-10-15 | 石墨太阳能电力私人有限公司 | Thermal energy storage device |
| WO2022262524A1 (en) * | 2021-06-16 | 2022-12-22 | 孟金来 | Solar energy collection and storage device |
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| JPS58123092A (en) * | 1982-01-19 | 1983-07-22 | Toshiba Corp | Heat accumulating apparatus |
| CN101135543A (en) * | 2006-08-28 | 2008-03-05 | 中国科学院电工研究所 | High-temperature heat-storing device using concrete and heat storage method thereof |
| CN102235772A (en) * | 2010-04-20 | 2011-11-09 | 上海电气集团股份有限公司 | Solar medium and high temperature utilization-based cold and heat multi-supply system |
| CN102269480A (en) * | 2011-04-23 | 2011-12-07 | 张克清 | Solar energy heat-storing and multifunctional utilization device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106016213A (en) * | 2016-07-28 | 2016-10-12 | 云南中宣液态金属科技有限公司 | Solar boiler adopting molten metal as heat-transfer medium and using method thereof |
| CN110736374A (en) * | 2018-04-03 | 2020-01-31 | 青岛鑫众合贸易有限公司 | heat accumulator capable of automatically heating according to temperature of heat accumulation material |
| CN110736374B (en) * | 2018-04-03 | 2021-10-08 | 郑坤 | Heat accumulator capable of automatically heating according to temperature of heat storage material |
| CN113508269A (en) * | 2019-01-09 | 2021-10-15 | 石墨太阳能电力私人有限公司 | Thermal energy storage device |
| WO2022262524A1 (en) * | 2021-06-16 | 2022-12-22 | 孟金来 | Solar energy collection and storage device |
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