CN105318574A - Solid particle line-focusing solar light-heat converter - Google Patents
Solid particle line-focusing solar light-heat converter Download PDFInfo
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- CN105318574A CN105318574A CN201510415452.0A CN201510415452A CN105318574A CN 105318574 A CN105318574 A CN 105318574A CN 201510415452 A CN201510415452 A CN 201510415452A CN 105318574 A CN105318574 A CN 105318574A
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- pipeline
- solid grain
- grain block
- motor
- spiral device
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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
- Y02E10/44—Heat exchange systems
Abstract
The invention provides a solid particle line-focusing solar light-heat converter. Molten salt and air are replaced by solid particles; due to the fact that the heat transfer characteristic and the flowing characteristic of the solid particles are different from those of the molten salt and air, design needs to be conducted according to the performance of the solid particles. According to the solid particle line-focusing solar light-heat converter, one pipeline is adopted, and a spiral device is arranged in the pipeline; the spiral device is composed of a cylindrical helix or a helix pipe and fixed to a rotary rod; the rotary rod is connected with a motor and driven by the motor; the solid particles can enter the spiral pipeline through an inlet and flow out from an outlet after flowing through the spiral pipeline. Through the structural design, the solid particles can achieve efficient heat exchange and flow in the heat-light converter, and thus solar high-temperature heat transfer and heat storage are completed through the solid particles.
Description
Technical field
The present invention relates to solar energy to utilize, particularly line-focusing solar photothermal converter and attemperating unit thereof.
Background technology
In field of solar energy, adopt fuse salt heat-accumulating heat-transfer, 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.Meanwhile, its heat transfer temperature, usually not higher than 600 degree, to temperature high again, cannot realize heat transfer.
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.
For line-focusing solar focusing system, fuse salt is usually adopted to conduct heat, but due to the restriction of fuse salt temperature, 600 degree of temperature only can being provided, adopting air to conduct heat to realize high temperature, but, the thermal capacitance of air is very little, is difficult to transmit a large amount of heat energy.
Existing line-focusing solar photothermal converter is the device adopting Stirling-electric hybrid generating, also employing helix tube is had, adopt water or conduction oil, pump is adopted to drive the equipment realizing heat exchange, but the temperature of its conversion is not higher than 400 degree, also has and adopt air as heat transfer working media, but need very large heat exchanger, thus cannot realize, the mode be not applicable at present realizes the heat exchange of the high temperature of line focus more than 400 degree.
Because photothermal converter designed is in the past all that low temperature adopts, the heat transfer working media used is water, conduction oil, air.
The present inventor has invented the solid grain block utilizing solid to carry out conducting heat, and conducts heat for it, thus needs to use solid grain block to carry out the photothermal converter changed.
Summary of the invention
The object of this invention is to provide line-focusing solar photothermal converter, solid grain block is adopted to replace fuse salt and air, due to the heat transfer of solid grain block and the feature of flowing different from fuse salt and air, thus need to design according to the performance of solid grain block, the present invention adopts a pipeline, spiral device is provided with in its pipeline, spiral device is made up of circular helix or helix tube, spiral device is fixed on bull stick, bull stick is connected with motor, and driven by motor, solid grain block can enter in helical pipe via import, flow out from outlet after flowing through helical pipe, this structural design makes solid grain block can realize efficient heat exchange and complete flowing in photothermal converter, thus achieves the heat transfer and the accumulation of heat that adopt solid grain block to complete solar energy high temperature.
Concrete summary of the invention is as follows:
Has a pipeline at least, one end of pipeline is provided with import, other one end is provided with outlet, solid grain block can enter into pipe interior from import, the inside cavity of pipeline is provided with spiral device, spiral device is made up of circular helix or helix tube, spiral device is fixedly connected on bull stick, bull stick is arranged on pipe content, and with the dead in line or parallel of pipeline, the import of spiral device and the mutual UNICOM of the import of pipeline, the outlet of spiral device and the mutual UNICOM of the outlet of pipeline, pipe interior or around be provided with at least one motor, motor is connected with bull stick, motor can drive bar rotation, spiral device fixed thereon is driven to rotate at pipe interior, solid grain block can enter in helical pipe via opening, under motor drives, helical pipe rotates, solid grain block in driving helical pipe is from inlet flow to outlet,
There is solar energy coating in the arranged outside of pipeline, solar energy can be converted to heat energy;
Solid grain block enters in helix tube from the import position of pipeline, at spiral Bottomhole pressure under the driving of motor, solar energy is arranged on the solar energy coating of pipeline outer wall through irradiating, solar energy is converted to heat energy, heat exchange is carried out again by the solid grain block of duct wall and pipe interior, solid grain block is heated to the temperature of 100-1500 degree, is flowed out from opening part by the solid grain block heated, thus realizes collection and the conversion of the temperature solar energy optical-thermal of 100-1500 degree.
Pipeline material is metal or nonmetal or metal and non-metal composite pipe, and the cross sectional shape of pipeline is selected to arrange one: circle, rectangle, polyhedron, arc, polygonal.
In order to increase photo-thermal conversion efficiency, the inwall or outer wall of pipeline are provided with fin, salient point, groove.
In pipeline, be provided with disturbance device, along with the increase disturbance device of temperature carries out sex change expansion, realize the disturbance to solid grain block, increase its heat-transfer capability.
Disturbance device adopts resistant to elevated temperatures expansion metallic material, and is set to as spring shape,
Have light transmissive material pipeline in the outer setting of pipeline, light transmissive material install pipeline has vacuum interlayer, is incubated the pipeline of high temperature for realizing.
Light transmissive material is selected from following one: pyroceram, devitrified glass, quartz glass.
In order to realize photothermal deformation and the heat exchange of long distance, be provided with multiple motor, motor is arranged on pipeline external and is connected with a motor gear, pipe interior is provided with a hollow bearing, the outer wall of hollow bearing is provided with Bearing gear, the outside of hollow bearing is connected with spiral device, motor gear is connected with Bearing gear, motor gear is under the driving of motor, rotate to driving Bearing gear, enter and drive connected spiral device to rotate in pipeline, solid grain block enters in the pipeline in the spiral device that is connected with bearing from a upper motor hollow part be driven through on bearing, driven by motor and flow in pipeline.
Multiple motor arrangement is at the diverse location of the outside of a long pipeline, and solid grain block is driven by different motors successively, thus realizes the flowing in long pipeline.
Described solid grain block is diameter is 1-300MM spheroid, material be steel, iron, pottery, aluminium oxide, glass, graphite, remaining fund powder, steel slag one or more.
Described solid grain block is the particle that is made up of metal or nonmetal or its mixture or/and fragment of brick, or the grains of sand, cobblestone, finger stone that nature exists, and the shape of solid grain block is circle, polygon, rhombus, fan-shaped, irregular present situation; Solid grain block is processed with recessed or/and protuberance position, or is provided with for the jockey be interconnected or be connected with other devices on solid grain block; Recessed or/and protuberance position can form a passage between two solid grain blocks; Circulate for fluid; The passage formed is cylinder, polyhedron, rhombus, parabolic body, the one of paraboloid of revolution or its combination, and fluid can flow and be compressed or expand in runner; In solid grain block, be provided with cavity, in cavity, be provided with heat-storing material.
Solid grain block is made up of following at least one material:
The effluent of A, kiln, comprises steel slag and iron slag, the coal ash of metallurgy, chemical industry, electric power, the discharge of coal industry kiln;
B, remaining fund powder, the remaining fund thing formed after comprising the ore dressing of various ore deposits;
The solid matter of C, rubbish, comprises the solids treatment thing after garbage disposal;
D, building castoff, comprise the grain block that the discarded object after having built is formed;
E, metal or non-metal powder; Comprise graphite powder;
F, heat conduction cement.
Adopt technical scheme of the present invention can produce following beneficial effect:
1, adopt solid grain block heat exchanger to realize the 400-1500 degree high temperature collection of line-focusing solar, the invention provides the technical method that can realize high temperature, thermal recovery collection with no pressure and transmission;
2, the present invention is safe and reliable, economic use;
3, the present invention can be applied to the multiple application such as industrial exhaust heat, solar energy, underground heat, living beings.
Accompanying drawing explanation
Fig. 1 is solid grain block photothermal converter schematic diagram;
Fig. 2 is multistage line focus solid grain block photothermal converter schematic diagram.
Number in the figure implication:
1: solid grain block, 2: pipeline, 3: pipe interior cavity, 4: spiral device, 5: helical duct, 6: import, 7: outlet, 8: motor, 9: gear, 10: hollow bearing, 11: solar energy coating, 12: light transmissive material, 13: disturbance device, 14: fin, 15: bull stick.
Detailed description of the invention
Embodiment 1, solid grain block photothermal converter
Fig. 1 is by having a pipeline 2 at least, one end of pipeline is provided with import 6, other one end is provided with outlet 7, solid grain block can enter into pipe interior from import 6, the inside cavity of pipeline is provided with spiral device 4, spiral device 4 is made up of circular helix or helix tube, spiral device is fixedly connected on bull stick 15, spiral device is fixedly connected on bull stick, bull stick is arranged on pipe content, and with the dead in line or parallel of pipeline, the import of spiral device and the mutual UNICOM of the import of pipeline, the outlet of spiral device and the mutual UNICOM of the outlet of pipeline, pipe interior or around be provided with at least one motor 8, motor 8 is connected with bull stick 15, motor 8 can drive bar rotation, spiral device 4 fixed thereon is driven to rotate at pipe interior, solid grain block can enter in helical pipe via opening, under motor drives, helical pipe rotates, solid grain block in driving helical pipe is from inlet flow to outlet,
There is solar energy coating 11 in the arranged outside of pipeline, the top of pipeline is provided with insulation material, in the bottom solar energy incidence position of pipeline, be provided with light transmissive material, solar illuminating can be made to be injected into inside;
Solid grain block 1 to enter in spiral device 4 and at spiral Bottomhole pressure from pipeline 2 opening, solar energy is taken on the outer wall of pipeline via light transmissive material, heat energy is converted to through solar energy coating 11 disposed thereon, heat exchange is carried out again by duct wall and solid grain block 1, solid grain block is heated to the temperature of 300-1200 degree, flowed out by the solid grain block opening part heated, thus realize collection and the conversion of the temperature solar energy optical-thermal of 300-1200 degree.
In order to increase photo-thermal conversion efficiency, on pipeline outer wall, on inner-walls of duct, be provided with fin, salient point, groove, fin 16.
In pipeline, be provided with disturbance device, adopt resistant to elevated temperatures expansion metallic material, and be set to as spring shape, along with the increase disturbance device of temperature carries out sex change expansion, realize the disturbance to solid grain block, increase its heat-transfer capability.
The steel ball of described solid grain block to be diameter be 5MM accounts for 30%, and the diameter of 60% is the aluminium oxide heat-storing sphere of 10MM, and the diameter accounting for 10% is 3MM graphite nodule.
Embodiment 2: multistage line focus solid grain block photothermal converter
Shown in Fig. 2, containing two pipelines, wherein each concrete structure is: one end of pipeline is provided with import 6, other one end is provided with outlet 7, solid grain block can enter into pipe interior from import 6, the inside cavity of pipeline is provided with spiral device 4, spiral device 4 is made up of circular helix or helix tube, spiral device is fixedly connected on bull stick 15, the import of spiral device and the mutual UNICOM of the import of pipeline, the outlet of spiral device and the mutual UNICOM of the outlet of pipeline, pipe interior or around be provided with at least one motor 8, motor 8 is connected with bull stick 15, motor 8 can drive bar rotation, spiral device 4 fixed thereon is driven to rotate at pipe interior, solid grain block can enter in helical pipe via opening, under motor drives, helical pipe rotates, solid grain block in driving helical pipe is from inlet flow to outlet,
The outlet of first pipeline is connected with the import of second pipeline, bull stick is fixedly connected on hollow bearing, solid grain block can flow in second pipeline after first pipeline flows out from the hollow position of hollow bearing again, thus realizes transmission and the heat exchange of long distance.
Multiple pipeline is connected by parallel connection, thus realize solid grain block to carry out heating and transmitting, the import of multiple pipeline and outlet, can in parallel, connect and Hybrid connections, the temperature of solid grain block needs as required, arranges the connection entering and flow out of solid grain block.
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. solid grain block line-focusing solar photothermal converter, is made up of pipeline, motor, spiral device, insulation material, solid grain block etc.; It is characterized in that:
Has a pipeline at least, one end of pipeline is provided with import, other one end is provided with outlet, solid grain block can enter into pipe interior from import, the inside cavity of pipeline is provided with spiral device, spiral device is made up of circular helix or helix tube, spiral device is fixedly connected on bull stick, bull stick is arranged on pipe interior, and with the dead in line or parallel of pipeline, the import of spiral device and the mutual UNICOM of the import of pipeline, the outlet of spiral device and the mutual UNICOM of the outlet of pipeline, pipe interior or around be provided with at least one motor, motor is connected with bull stick, motor drives bar rotation, spiral device fixed thereon is driven to rotate at pipe interior, solid grain block can enter in helical pipe via opening, under motor drives, helical pipe rotates, solid grain block in driving helical pipe is from inlet flow to outlet,
There is solar energy coating in the arranged outside of pipeline, solar energy can be converted to heat energy;
Solid grain block enters in helix tube from the import position of pipeline, at spiral Bottomhole pressure under the driving of motor, solar energy is arranged on the solar energy coating of pipeline outer wall through irradiating, solar energy is converted to heat energy, heat exchange is carried out again by the solid grain block of duct wall and pipe interior, solid grain block is heated to the temperature of 100-1500 degree, is flowed out from opening part by the solid grain block heated, thus realizes collection and the conversion of the temperature solar energy optical-thermal of 100-1500 degree.
2. solid grain block line-focusing solar photothermal converter according to claim 1, it is characterized in that: pipeline material is metal or nonmetal or metal and non-metal composite pipe, and the cross sectional shape of pipeline is selected to arrange one: circle, rectangle, polyhedron, arc, polygonal.
3. solid grain block line-focusing solar photothermal converter according to claim 1, is characterized in that: on the inwall or outer wall of pipeline, be provided with fin, salient point, groove.
4. solid grain block line-focusing solar photothermal converter according to claim 1, is characterized in that: in pipeline, be provided with disturbance device, along with the increase disturbance device of temperature carries out sex change expansion, realizes the disturbance to solid grain block.
5. solid grain block line-focusing solar photothermal converter according to claim 4, is characterized in that: disturbance device adopts resistant to elevated temperatures expansion metallic material, and is set to as spring shape.
6. solid grain block line-focusing solar photothermal converter according to claim 1, it is characterized in that: have light transmissive material pipeline in the outer setting of pipeline, light transmissive material install pipeline has vacuum interlayer, is incubated the pipeline of high temperature for realizing.
7. solid grain block line-focusing solar photothermal converter according to claim 6, is characterized in that: light transmissive material is selected from following one: pyroceram, devitrified glass, quartz glass.
8. solid grain block line-focusing solar photothermal converter according to claim 1, it is characterized in that: in order to realize photothermal deformation and the heat exchange of long distance, be provided with multiple motor, motor is arranged on pipeline external and is connected with a motor gear, pipe interior is provided with a hollow bearing, the outer wall of hollow bearing is provided with Bearing gear, the outside of hollow bearing is connected with spiral device, motor gear is connected with Bearing gear, motor gear is under the driving of motor, rotate to driving Bearing gear, enter and drive connected spiral device to rotate in pipeline, solid grain block enters in the pipeline in the spiral device that is connected with bearing from a upper motor hollow part be driven through on bearing, driven by motor and flow in pipeline.
9. solid grain block line-focusing solar photothermal converter according to claim 8, it is characterized in that: multiple motor arrangement is at the diverse location of the outside of a long pipeline, solid grain block is driven by different motors successively, thus realizes the flowing in long pipeline.
10. solid grain block line-focusing solar photothermal converter according to claim 1, it is characterized in that: described solid grain block is diameter is 1-300MM spheroid, material be steel, iron, pottery, aluminium oxide, glass, graphite, remaining fund powder, steel slag one or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510415452.0A CN105318574A (en) | 2015-02-07 | 2015-07-16 | Solid particle line-focusing solar light-heat converter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015100658966 | 2015-02-07 | ||
| CN201510065896 | 2015-02-07 | ||
| CN201510415452.0A CN105318574A (en) | 2015-02-07 | 2015-07-16 | Solid particle line-focusing solar light-heat converter |
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| Publication Number | Publication Date |
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| CN105318574A true CN105318574A (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510415452.0A Pending CN105318574A (en) | 2015-02-07 | 2015-07-16 | Solid particle line-focusing solar light-heat converter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107345714A (en) * | 2017-07-25 | 2017-11-14 | 广东五星太阳能股份有限公司 | A kind of solar high-temperature air heat dump based on flow solids particle |
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| CN103552817A (en) * | 2013-10-30 | 2014-02-05 | 煤炭科学研究总院 | Spiral conveyer with special pipe walls |
| CN203744562U (en) * | 2013-11-17 | 2014-07-30 | 成都奥能普科技有限公司 | Solid grain block line focusing solar energy heating and heat transmitting system |
| CN204854033U (en) * | 2015-07-16 | 2015-12-09 | 成都奥能普科技有限公司 | Solid grain piece line focus solar thermal converters |
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2015
- 2015-07-16 CN CN201510415452.0A patent/CN105318574A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2682078Y (en) * | 2004-03-09 | 2005-03-02 | 杜克诚 | Tubular horizontal screw-propelled depolymerization kettle |
| US20100170500A1 (en) * | 2009-01-07 | 2010-07-08 | Hamilton Sundstrand Corporation | Air drying system for concentrated solar power generation systems |
| CN102087049A (en) * | 2011-02-28 | 2011-06-08 | 汪禹 | Slot type solar heat-collecting device |
| CN103552817A (en) * | 2013-10-30 | 2014-02-05 | 煤炭科学研究总院 | Spiral conveyer with special pipe walls |
| CN203744562U (en) * | 2013-11-17 | 2014-07-30 | 成都奥能普科技有限公司 | Solid grain block line focusing solar energy heating and heat transmitting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107345714A (en) * | 2017-07-25 | 2017-11-14 | 广东五星太阳能股份有限公司 | A kind of solar high-temperature air heat dump based on flow solids particle |
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Application publication date: 20160210 |
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