CN202645895U - Solar-gas complementary disc type sterling solar energy heat and power cogeneration device - Google Patents
Solar-gas complementary disc type sterling solar energy heat and power cogeneration device Download PDFInfo
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- CN202645895U CN202645895U CN2012202332648U CN201220233264U CN202645895U CN 202645895 U CN202645895 U CN 202645895U CN 2012202332648 U CN2012202332648 U CN 2012202332648U CN 201220233264 U CN201220233264 U CN 201220233264U CN 202645895 U CN202645895 U CN 202645895U
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- heliostat
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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 utility model relates to a solar-gas complementary disc type sterling solar energy heat and power cogeneration device which comprises a disc surface support, a converging disc surface, a sterling engine, an engine support, a heliostat support, a heliostat, a heat exchanger and a water storage device, wherein the converging disc surface is fixed on the disc surface support, a working surface of the converging disc surface is a paraboloid, the opening direction of the converging disc surface is the true north direction of the installation place, and a central line of the working surface of the converging disc surface is parallel to the horizontal surface; the sterling motor is installed on the engine support, a heat absorber of the sterling engine is arranged on a focus portion of the converging disc surface; and the heliostat is installed on the heliostat support and opposite to the converging disc surface, a geometric center of the heliostat is arranged on a central shaft of the converging disc surface, the heat exchanger is connected with the sterling engine through a pipeline, and the water storage device is connected with the heat exchanger. The solar-gas complementary disc type sterling solar energy heat and power cogeneration device has the advantages of being easy to install and debug and easy to operate, overcoming the shortcoming that a focus changes along with solar motion and being high in energy utilization rate.
Description
Technical field
The utility model relates to a kind of phosgene complementary type dish formula Stirling solar cogenerator, belongs to the solar energy thermal-power-generating technical field, relates in particular to a kind of solar energy and rock gas or marsh gas complementation type dish formula Stirling solar cogenerator.
Background technique
At present, solar utilization technique is being researched and developed, is being commercially produced, obtaining tremendous development aspect the market development, and from the development trend of solar utilization technique, the solar energy thermal-power-generating technology is a new focus of renewable energy power generation technology.Dish solar thermal power system wherein, utilized before this condenser solar energy collecting to be got up to be delivered to the adsorber of Stirling engine, heat is absorbed by the working medium in the heater block of Stirling engine in adsorber, the working medium acting of being heated, thermal power transfer is become mechanical energy, by generator mechanical energy is converted to electric energy at last.Dish solar thermal power system adopts advanced Stirling external-combustion engine as generator set, and is simple in structure, reliable, efficient is high, the life-span is long, less investment and cost are low, has broad application prospects.
Existing disc type solar energy thermal electric generator can only outwards be powered, and outward supplying heat simultaneously, the heat dissipating capacity during engine operation all wastes.Because the disc type solar energy thermal electric generator belongs to distributed power generation equipment, the family and the small-sized unit that relatively are adapted at remote place use.These places also need solar-heating except the needs solar energy thermal-power-generating simultaneously.Therefore on the basis of existing disc type solar energy thermal electric generator, develop a kind of novel disc type solar energy cogenerator just more meaningful.
For solar electrical energy generation, time-dependent model to the sun is larger, the persistency of energy supply is inadequate, can sustainable supply when the sun is arranged electricity and hot, but in overcast and rainy ability with just having lost sustainable supply evening, therefore develop a kind of phosgene complementary type dish formula Stirling solar cogenerator just very valuable, can solve the shortcoming that can not continue energy supply in the solar energy thermal-power-generating.
Application number 20110045329.6, publication number CN 102128149 A, denomination of invention is a kind of invention of phosgene complementary type dish formula Stirling solar electricity generating device, can't be when the sunlight power changes in order to solve existing Stirling disc type solar energy electricity generating device, stablize the problem of self output power, by using inflammable gas solar energy is compensated.And by a control system, be used for automatically regulating according to the power of solar energy fuel quantity and the burning power of supplied burner, to realize the stable of the total electromotive power output of Stirling engine.Obviously, this and this patent but have points of resemblance, and under thinking over, there is following defective in its patent of invention.
1. Stirling engine, heat absorber, burner are installed in dish face focus place, and its overall weight must strictly be controlled, because if this installation weight is overweight, certainly will greatly increase the burden of supporting structure and drive system.
2. because the position of Stirling engine device is unfixing, need to keep synchronously with the dish face, various pipelines connect the difficult that becomes, and are unfavorable for forming array architecture, therefore also just are not suitable for large-scale industrialization and use.
3. same because the position of Stirling engine device is fixing, so being delivered to other place again, the very difficult energy that heat collector is collected is used.
Fail to realize the step utilization of the energy, the heat dissipating capacity of Stirling engine wastes, and energy saving and Economy still have the space of lifting.
Summary of the invention
Technical problem to be solved in the utility model provides that a kind of reasonable in design, Installation and Debugging are simple, easy operating, overcome the high phosgene complementary type dish formula Stirling solar cogenerator of defective, energy utilization rate that its focus changes with solar motion.
It is this phosgene complementary type dish formula Stirling solar cogenerator that the utility model solves the problems of the technologies described above the technological scheme that adopts, comprise dish face support, optically focused dish face, Stirling engine, engine support, its structural feature is: also comprise heliostat support, heliostat, heat exchanger and water storage container, described optically focused dish face is fixed on the dish face support, the working surface of described optically focused dish face is parabolic, the opening direction of described optically focused dish face is for installing the direct north on ground, and the center line of the working surface of optically focused dish face is parallel with horizontal plane; Described Stirling engine is installed on the engine support, and the heat absorber of Stirling engine is positioned at the focus place of optically focused dish face; Described heliostat is installed on the heliostat support, and heliostat is relative with optically focused dish face, and the geometrical center of heliostat is positioned on the central shaft of optically focused dish face, and described heat exchanger links to each other with Stirling engine by pipeline, and described water storage container links to each other with heat exchanger.
Stirling engine when work, the flow through cooler of Stirling engine of cooling liquid, carry out a heat exchange after temperature raise, enter again heat exchanger, carry out again a heat exchange with water, flow into Stirling engine after temperature reduces, circulate with this.Water in the described water storage container carries out heat exchange with cooling liquid after entering heat exchanger, returns water storage container, circulates with this and guarantees that the water in the water storage container remains on certain temperature and supplies with the user.
Heliostat described in the utility model is installed on the heliostat support by double-axis tracking device.To guarantee that heliostat follows the sun and move, guarantee that the reflection ray of heliostat can parallelly be penetrated on optically focused dish face all the time.
Heliostat described in the utility model is planar mirror, and reflective surface area is identical or bigger with the frontal projected area of optically focused dish face.
Its exterior contour is also close with optically focused dish face, to guarantee that reflection ray can be covered with whole optically focused dish face.
Optically focused dish face exterior contour described in the utility model can be wherein a kind of of circular, semicircle, square or polygonal.
Stirling engine described in the utility model is provided with burner, heat absorber, is gas solar two-purpose single unit system.
Cooling liquid in the Stirling engine described in the utility model is water.
Cooling liquid in the Stirling engine described in the utility model is automobile engine winterization fluid.
Also comprise a control system, be used for automatically regulating according to the power of solar energy fuel quantity and the burning power of supplied burner, to realize the stable of Stirling engine gross output.
The utility model is compared with prior art and is had the following advantages and effect: 1, when the power of sunlight changes or do not have sunlight, can regulate in real time the heat capacity of combustion system, thereby guarantee that the Stirling engine electromotive power output is basicly stable, thereby avoid electrical network is impacted and improves the Economy of system.2, Stirling engine is installed on the ground and keeps fixing, and Installation and Debugging are relatively simple, easy operating.And can greatly reduce the Rigidity and strength requirement of dish face support system.3, because the position of Stirling engine device maintains static, the connection of various pipelines, cable becomes simply, is conducive to form array architecture, also just is more suitable for large-scale solar cogeneration industrial applications.4, same because Stirling engine device position is fixing, and the heat that can easily Stirling engine be discharged is delivered to other square being used in ground.When 5, Stirling engine moves, by heat exchanger its discharge heat is converted to hot water and offers the user, to realize the step utilization of the energy.The mode of this cogeneration is energy saving effectively, improves the utilization ratio of the energy.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is working principle schematic diagram of the present utility model.
Label declaration: dish face support 1, optically focused dish face 2, engine support 3, Stirling engine 4, heliostat support 5, double-axis tracking device 6, heliostat 7, heat exchanger 8, water storage container 9.
Embodiment
Below in conjunction with embodiment the utility model is described in further detail, following examples are to explanation of the present utility model and the utility model is not limited to following examples.
Embodiment 1: as shown in Figure 1, 2, the present embodiment phosgene complementary type of the present invention dish formula Stirling solar cogenerator comprises dish face support 1, optically focused dish face 2, engine support 3, Stirling engine 4, heliostat support 5, double-axis tracking device 6, heliostat 7, heat exchanger 8 and water storage container 9.
Heliostat 7 is planar mirror, and reflective surface area is identical or bigger with the frontal projected area of optically focused dish face 2, and its exterior contour is also close with it, to guarantee that reflection ray can be covered with whole dish face.The geometrical center of heliostat 7 is positioned on the central shaft of optically focused dish face 2, is installed on the heliostat support 5 by double-axis tracking device 6.During system works, heliostat 7 reflexes to sunlight on the optically focused dish face 2.
Optically focused dish face 2 is the parabolic focus type reflector of dish shape, and its exterior contour can be wherein a kind of of circular, semicircle, square or polygonal, and the opening direction of dish face is for installing on-site direct north, and paraboloidal center line is parallel with horizontal plane.Parabolic dishes adopts back side silvered glass or the positive panel that posts light reflecting membrane to make and be fixed on the framework, forms a firm continuous thin-shell construction and links to each other with dish face support 1.Optically focused dish face 2 will from the reflection parallel light focusing of heliostat 7 to the heat absorber of Stirling engine 4, be achieved the gathering of energy.
Stirling engine 4 is to be the device of mechanical energy with thermal power transfer, absorb the solar energy of Self-concentration dish face 2 by its inner heat absorber, or from the heat energy that discharges behind the gas fuel burning, by circulation, be mechanical energy with these thermal power transfer, and drive Stirling engine 4 output electric energy.
When illumination intensity changes, by reducing or increase combustion intensity, large fluctuation can not appear to guarantee Stirling engine 4 output powers.This device can be continual and steady operation, improve utilization efficiency and the Economy of equipment, satisfy simultaneously the generating problem of solar energy when not enough.
During system works, the flow through cooler of Stirling engine 4 of cooling liquid, carry out a heat exchange after temperature raise, enter again heat exchanger 8, carry out again a heat exchange with water, flow into Stirling engine 4 after temperature reduces, circulate with this.And the water in the water storage container 9, carry out heat exchange with cooling liquid after entering heat exchanger 8, return water storage container 9, circulate with this and guarantee that water in the water storage container 9 remains on certain temperature and also can supply with to the user, in conjunction with the electric energy of Stirling engine 4 outputs, realized the function of this device cogeneration.
One cover control system is used for control double-axis tracking device 6, makes it to follow the sun and moves to drive heliostat 7, and that guarantees that its reflection ray all the time can be parallel penetrates on optically focused dish face 2.Simultaneously, control system also is used for according to fuel quantity and the burning of the strong and weak automatically adjusting supplied burner of solar energy strong and weak, to realize stablizing of Stirling engine 4 gross outputs.
In addition, need to prove, the specific embodiment described in this specification, the shape of its parts and components, institute's title of being named etc. can be different.Allly conceive equivalence or the simple change that described structure, feature and principle are done according to the utility model patent, be included in the protection domain of the utility model patent.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment; only otherwise depart from structure of the present utility model or surmount this scope as defined in the claims, all should belong to protection domain of the present utility model.
Claims (7)
1. phosgene complementary type dish formula Stirling solar cogenerator, comprise dish face support, optically focused dish face, Stirling engine, engine support, it is characterized in that: also comprise heliostat support, heliostat, heat exchanger and water storage container, described optically focused dish face is fixed on the dish face support, the working surface of described optically focused dish face is parabolic, the opening direction of described optically focused dish face is for installing the direct north on ground, and the center line of the working surface of optically focused dish face is parallel with horizontal plane; Described Stirling engine is installed on the engine support, and the heat absorber of Stirling engine is positioned at the focus place of optically focused dish face; Described heliostat is installed on the heliostat support, and heliostat is relative with optically focused dish face, and the geometrical center of heliostat is positioned on the central shaft of optically focused dish face, and described heat exchanger links to each other with Stirling engine by pipeline, and described water storage container links to each other with heat exchanger.
2. phosgene complementary type dish formula Stirling solar cogenerator according to claim 1, it is characterized in that: described heliostat is installed on the heliostat support by double-axis tracking device.
3. phosgene complementary type dish formula Stirling solar cogenerator according to claim 1, it is characterized in that: described heliostat is planar mirror, reflective surface area is identical or bigger with the frontal projected area of optically focused dish face.
4. phosgene complementary type dish formula Stirling solar cogenerator according to claim 1 is characterized in that: described optically focused dish face exterior contour can be wherein a kind of of circular, semicircle, square or polygonal.
5. phosgene complementary type dish formula Stirling solar cogenerator according to claim 1, it is characterized in that: described Stirling engine is provided with burner, heat absorber, is gas solar two-purpose single unit system.
6. phosgene complementary type dish formula Stirling solar cogenerator according to claim 1, it is characterized in that: the cooling liquid in the described Stirling engine is water.
7. phosgene complementary type dish formula Stirling solar cogenerator according to claim 1, it is characterized in that: the cooling liquid in the described Stirling engine is automobile engine winterization fluid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202332648U CN202645895U (en) | 2012-05-23 | 2012-05-23 | Solar-gas complementary disc type sterling solar energy heat and power cogeneration device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202332648U CN202645895U (en) | 2012-05-23 | 2012-05-23 | Solar-gas complementary disc type sterling solar energy heat and power cogeneration device |
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| CN202645895U true CN202645895U (en) | 2013-01-02 |
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| CN2012202332648U Expired - Lifetime CN202645895U (en) | 2012-05-23 | 2012-05-23 | Solar-gas complementary disc type sterling solar energy heat and power cogeneration device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104092424A (en) * | 2013-04-01 | 2014-10-08 | 佛山正能光电有限公司 | Disc type energy storage and transmission device |
| CN106247634A (en) * | 2016-09-05 | 2016-12-21 | 洛阳文森科技有限公司 | A kind of butterfly Stirling solar heat generating birefringence fixed-focus system |
| CN108757356A (en) * | 2018-06-19 | 2018-11-06 | 华电电力科学研究院有限公司 | A kind of disc type solar energy electricity generation system and electricity-generating method |
| CN109441658A (en) * | 2018-12-29 | 2019-03-08 | 杭州温斯特新能源科技有限公司 | A kind of complementary heat dump of phosgene based on Stirling thermal engine operating |
| CN109973341A (en) * | 2019-02-28 | 2019-07-05 | 华电电力科学研究院有限公司 | A kind of power generation of disc type solar energy and comprehensive energy utilize system and its working method |
| CN110230891A (en) * | 2019-03-12 | 2019-09-13 | 华电电力科学研究院有限公司 | A kind of disc type solar energy generation comprehensive energy utilization system and its operation method based on secondary condensation |
| CN112983769A (en) * | 2021-04-22 | 2021-06-18 | 吴小明 | Solar Stirling power generation integrated equipment |
-
2012
- 2012-05-23 CN CN2012202332648U patent/CN202645895U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104092424A (en) * | 2013-04-01 | 2014-10-08 | 佛山正能光电有限公司 | Disc type energy storage and transmission device |
| CN106247634A (en) * | 2016-09-05 | 2016-12-21 | 洛阳文森科技有限公司 | A kind of butterfly Stirling solar heat generating birefringence fixed-focus system |
| CN106247634B (en) * | 2016-09-05 | 2018-07-10 | 洛阳文森科技有限公司 | A kind of dish-style Stirling solar heat power generation secondary reflection fixed-focus system |
| CN108757356A (en) * | 2018-06-19 | 2018-11-06 | 华电电力科学研究院有限公司 | A kind of disc type solar energy electricity generation system and electricity-generating method |
| CN109441658A (en) * | 2018-12-29 | 2019-03-08 | 杭州温斯特新能源科技有限公司 | A kind of complementary heat dump of phosgene based on Stirling thermal engine operating |
| CN109441658B (en) * | 2018-12-29 | 2023-12-05 | 杭州英洛威能源技术有限公司 | Phosgene complementary type heat absorber based on Stirling heat engine |
| CN109973341A (en) * | 2019-02-28 | 2019-07-05 | 华电电力科学研究院有限公司 | A kind of power generation of disc type solar energy and comprehensive energy utilize system and its working method |
| CN109973341B (en) * | 2019-02-28 | 2023-09-15 | 华电电力科学研究院有限公司 | Dish type solar power generation and comprehensive energy utilization system and working method thereof |
| CN110230891A (en) * | 2019-03-12 | 2019-09-13 | 华电电力科学研究院有限公司 | A kind of disc type solar energy generation comprehensive energy utilization system and its operation method based on secondary condensation |
| CN110230891B (en) * | 2019-03-12 | 2024-01-23 | 华电电力科学研究院有限公司 | Dish type solar power generation comprehensive energy utilization system based on secondary condensation and operation method thereof |
| CN112983769A (en) * | 2021-04-22 | 2021-06-18 | 吴小明 | Solar Stirling power generation integrated equipment |
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| CX01 | Expiry of patent term |
Granted publication date: 20130102 |