CN202521896U - Solar heat collection power generation device - Google Patents

Solar heat collection power generation device Download PDF

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Publication number
CN202521896U
CN202521896U CN2012201079360U CN201220107936U CN202521896U CN 202521896 U CN202521896 U CN 202521896U CN 2012201079360 U CN2012201079360 U CN 2012201079360U CN 201220107936 U CN201220107936 U CN 201220107936U CN 202521896 U CN202521896 U CN 202521896U
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CN
China
Prior art keywords
heat
solar energy
collecting
collecting box
heat collection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN2012201079360U
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Chinese (zh)
Inventor
杨忠民
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SHENZHEN KUMARK NEW TECHNOLOGY Co Ltd
Original Assignee
SHENZHEN KUMARK NEW TECHNOLOGY Co Ltd
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Priority to CN2012201079360U priority Critical patent/CN202521896U/en
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Publication of CN202521896U publication Critical patent/CN202521896U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/44Heat exchange systems
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/46Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/47Mountings or tracking

Abstract

The utility model discloses a solar heat collection power generation device, which comprises a heat collection system, a power generation system and a heat exchange evaporator, wherein heat energy transfer between the heat collection system and the power generation system is finished through the heat exchanger evaporator; the heat collection system comprises a heat collection device and a heat conducting liquid pump; the heat collection device, the heat conducting liquid pump and the heat exchanger evaporator are connected in series; and the heat collection device comprises a plurality of heat collection tanks and a sun tracking driving device matched with the heat collection tanks. According to the solar heat collection power generation device, the solar energy utilization rate is increased on the basis of the conventional concentrating solar power technology; and meanwhile, a mature machining process can be adopted, so that the cost of reduction, manufacturing, mounting and use is reduced.

Description

A kind of solar energy heat-collection generating device
[technical field]
The utility model relates to solar electrical energy generation, relates in particular to a kind of solar energy heat-collection generating device.
[background technology]
Along with the progress of expanding economy, society, people propose increasingly high requirement to the energy, and seeking new forms of energy becomes the urgent problem that current mankind faces.The source of existing electric power energy mainly contains 3 kinds, i.e. thermoelectricity, water power and nuclear power.
Thermoelectricity needs fossil fuels such as coal combustion, oil.The fossil fuel reserves are limited on the one hand, burning is few more more, is being faced with exhausted danger.According to estimates, whole world petroleum resources have 30 years more just with exhaustion.Combustion fuel will be discharged carbon dioxide and sulfur oxide on the other hand, therefore can cause greenhouse effects and acid rain, worsen earth environment.
Water power will flood a large amount of soils, might cause environmental destruction, and in a single day large reservoir breakdown, and consequence is with hardly imaginable.In addition, the waterpower resourses of a country also are limited, but also will receive the influence in season.
Nuclear power under normal circumstances no doubt is clean, but just in case nuclear leakage takes place, consequence is fearful equally.Former Soviet Union's Chernobyl Plant accident made 9,000,000 people receive infringement in various degree, and this influence does not stop.
It is very huge to be radiated at tellurian solar energy, is radiated at tellurian solar energy, the consumption that just is enough to supply 1 year energy of global human in about 40 minutes.We can say that solar energy is really inexhaustible, the nexhaustible energy.And solar electrical energy generation is definitely clean, does not produce public hazards.So it is perfect energy sources that solar electrical energy generation is described as.
Solar energy converts electric energy into can adopt number of ways, like the solar panel generation technology that generally adopts at present, concentration solar generating technology and also at the direct heat power technology of conceptual phase;
The solar panel generation technology is achieved very much, and its major defect is that cost is high, conversion efficiency is low, and the manufacturing of solar panel is again high energy consumption, high pollution process, see from comprehensive development, and or not the optimal mode that solar energy utilizes.
The direct heat power technology also is in conceptual phase, also needs the exploitation of long period just can apply.
Concentration solar generating has begun to show up prominently after wind energy, photocell, is expected to become the effective technology means that solve energy shortage, reply climate warming.
At present concentration solar generating is mainly with slot type, tower, the application case that all there is success in the butterfly system, and slot type, tower, butterfly system be to specular material, and manufacturing process, control accuracy all have higher requirement, to the big difficulty of having applied of technology.
[summary of the invention]
The technical problem that the utility model will solve provides a kind of simple in structure.Produce the lower solar energy heat-collection generating device of installation cost.
In order to solve the problems of the technologies described above; The technical scheme that the utility model adopts is; A kind of solar energy heat-collection generating device comprises collecting system, electricity generation system and heat exchange evaporimeter, and collecting system and electricity generation system are accomplished thermal energy transfer through the heat exchange evaporimeter; Described collecting system comprises heat collector and heat conduction liquid pump, heat collector, heat conduction liquid pump and heat exchange evaporator series; Described heat collector comprises a plurality of heat-collecting boxes and the sun light tracking drive unit that matees with heat-collecting box.
Above-described solar energy heat-collection generating device, described heat-collecting box comprise insulation casing, glass cover-plate Fresnel Lenses and the heat absorption tube bank of upper opening, and described heat absorption tube bank is installed in the insulation casing, and the discrepancy pipe of heat absorption tube bank stretches out the insulation casing; The opening on the top of glass cover-plate sealing insulation casing, Fresnel Lenses is installed in the top of glass cover-plate, focuses in the heat absorption tube bank.
Above-described solar energy heat-collection generating device, described sun light tracking drive unit comprise control circuit, base, are installed in horizontally rotating device and being installed in the dip angle regulating device that horizontally rotates on the device on the base; Described device and the dip angle regulating device of horizontally rotating is respectively by the motor-driven of microprocessor control, and described heat-collecting box is installed on the dip angle regulating device; Described control circuit comprises sunshine angular transducer and microprocessor, and described sunshine angular transducer connects microprocessor.
Above-described solar energy heat-collection generating device, described a plurality of heat-collecting boxes connect through series and parallel forms described heat collector, connects through flexible pipe between the heat-collecting box; Be connected through flexible pipe between the external pipeline of heat-collecting box and heat collector.
Above-described solar energy heat-collection generating device, described electricity generation system comprises turbine, generator, condenser and working medium pump, heat exchange evaporimeter, turbine, condenser and working medium pump series connection, described generator is driven by turbine.
Above-described solar energy heat-collection generating device, the acting working medium of electricity generation system is the low temperature organic working medium.
The utility model solar energy heat-collection generating device has improved solar energy utilization ratio on existing concentration solar generating technical foundation, can adopt ripe process for machining simultaneously, reduces the cost of manufacturing, installing and use.
[description of drawings]
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further detailed explanation.
Fig. 1 is the systematic schematic diagram of the utility model embodiment solar energy heat-collection generating device.
Fig. 2 is the structural representation of the utility model embodiment solar energy heat-collection generating device heat-collecting box.
Fig. 3 is the structural representation of the utility model embodiment solar energy heat-collection generating device sun light tracking drive unit.
[specific embodiment]
In the embodiment of Fig. 1 the utility model solar energy heat-collection generating device extremely shown in Figure 3; Comprise collecting system, electricity generation system and heat exchange evaporimeter 5; Collecting system and electricity generation system are accomplished thermal energy transfer through heat exchange evaporimeter 5; Collecting system comprises heat collector and heat conduction liquid pump 4, heat collector, heat conduction liquid pump 4 and 5 series connection of heat exchange evaporimeter.
Electricity generation system comprises turbine 6, generator 7, condenser 8 and working medium pump 9, heat exchange evaporimeter 5, turbine 6, condenser and working medium pump series connection, and generator 7 is driven by turbine 6; Conductive fluid after the heat collector heating gets into the acting working medium heat-shift of heat exchange evaporimeter 5 backs and electricity generation system, and turbine 6 actings are gone in the vaporization of acting working medium, sends into heat collector once more by heat conduction liquid pump 4 after the conductive fluid heat release cooling and absorbs solar heat energy.
Heat collector is formed by a plurality of heat-collecting boxes 1 with the sun light tracking drive unit of heat-collecting box 1 coupling.The sun light tracking drive unit drives heat-collecting box 1, changes heat-collecting box 1 angle, makes the heating surface of heat-collecting box 1 vertical with sunshine, the high efficiency solar heat energy that utilizes.
Heat-collecting box 1 comprises insulation casing 10, glass cover-plate 11, Fresnel Lenses 12 and the heat absorption tube bank 3 of upper opening, and heat absorption tube bank 3 is installed in the insulation casing 10, and the discrepancy pipe of heat absorption tube bank 3 stretches out insulation casing 10; The opening on the top of glass cover-plate 11 sealing insulation casings 10, Fresnel Lenses 12 is installed in the top of glass cover-plate 11, and sunshine sees through Fresnel Lenses 12 and focuses in the heat absorption tube bank 3.
Heat-collecting box 1 adopts Fresnel Lenses 12, and sunshine is at the case inner focusing, and high temperature accumulates in the inside of heat-collecting box 1, and in process of production, the staff can carry out conventional maintenance, can not occur burning waiting accident; Heat absorption tube bank 3 is installed in heat-collecting box 1 inside, and its conduction, the heat that gives off still focus on box house, and when solar energy impinges intensity reduced, hot-air heated endothermic tube in the case, can improve solar energy utilization ratio.
Each heat-collecting box 1 is all installed a cover sun light tracking drive unit.The sun light tracking drive unit comprises control circuit, base 201, is installed in horizontally rotating device 202 and being installed in the dip angle regulating device 203 that horizontally rotates on the device 202 on the base; Horizontally rotate device 202 and dip angle regulating device 203 respectively by step motor drive, heat-collecting box 1 is installed on the dip angle regulating device 203.Control circuit comprises sunshine angular transducer and microprocessor, and the sunshine angular transducer connects microprocessor, and the corner of stepper motor is controlled by microprocessor.
The sun light tracking drive unit is through the identification to the solar irradiation firing angle; Calculate the pilot angle degrees of data; Through the control circuit drive stepping motor; Horizontally rotate device 202 and be installed in dip angle regulating device 203 collaborative adjustment heat-collecting box 1 two dimension angulars that horizontally rotate on the device, make sunshine vertical, the absorption sunshine of maximal efficiency with the heat-absorbent surface of heat-collecting box 1.
A plurality of heat-collecting boxes 1 connect through series and parallel forms heat collector with the expansion capacity, connects through flexible pipe between the heat-collecting box 1; Be connected through flexible pipe between the external pipeline of heat-collecting box 1 and heat collector, the conductive fluid after the heating imports heat exchange evaporimeter 5, and duct coupling and need carry out insulation to the trunk line of heat exchange evaporimeter 5 and handle is with the minimizing heat loss.
Electricity generation system adopts the organic Rankine circulation, uses the low boiling organic working medium, like R245fa; It is the water treatment equipment of working medium Rankine cycle with water that the low boiling organic working medium has not only reduced; Owing to the vaporization characteristics of organic working medium, the turbine unit volume reduces simultaneously, and relative cost reduces; The vapourizing temperature of low boiling working fluid is low; Can improve solar energy utilization ratio, simultaneously owing to the lower freezing point temperature that has of organic working medium, can be in safe operation in season severe winter; Enlarge the range of application of this device, used different organic working medium under the lower environment of temperature, to use.
The utility model can be set up solar power station in the solar energy resources abundant area, utilizes bigger geographical space that several solar energy heat collection boxes are installed; If when same horizontal plane is installed; Dress layout in Yian is carried out connection in series-parallel to the endothermic tube of heat-collecting box and is connect; And the heat conduction liquid pump of reasonable installation; If solar energy heat collection box is installed in the different horizontal face, needs to carry out corresponding connection in series-parallel by the hydrodynamics rational deployment and connect, and the heat conduction liquid pump is reasonably calculated selection according to physical features.
The above embodiment solar energy heat-collection generating device of the utility model has improved solar energy utilization ratio on existing concentration solar generating technical foundation, can adopt ripe process for machining simultaneously, reduces the cost of manufacturing, installing and use.

Claims (6)

1. solar energy heat-collection generating device; Comprise collecting system, electricity generation system and heat exchange evaporimeter; Collecting system and electricity generation system are accomplished thermal energy transfer through the heat exchange evaporimeter; It is characterized in that described collecting system comprises heat collector and heat conduction liquid pump, heat collector, heat conduction liquid pump and heat exchange evaporator series; Described heat collector comprises a plurality of heat-collecting boxes and the sun light tracking drive unit that matees with heat-collecting box.
2. solar energy heat-collection generating device according to claim 1; It is characterized in that; Described heat-collecting box comprises insulation casing, glass cover-plate Fresnel Lenses and the heat absorption tube bank of upper opening, and described heat absorption tube bank is installed in the insulation casing, and the discrepancy pipe of heat absorption tube bank stretches out the insulation casing; The opening on the top of glass cover-plate sealing insulation casing, Fresnel Lenses is installed in the top of glass cover-plate, focuses in the heat absorption tube bank.
3. solar energy heat-collection generating device according to claim 1 is characterized in that, described sun light tracking drive unit comprises control circuit, base, is installed in horizontally rotating device and being installed in the dip angle regulating device that horizontally rotates on the device on the base; Described device and the dip angle regulating device of horizontally rotating is respectively by the motor-driven of microprocessor control, and described heat-collecting box is installed on the dip angle regulating device; Described control circuit comprises sunshine angular transducer and microprocessor, and described sunshine angular transducer connects microprocessor.
4. solar energy heat-collection generating device according to claim 3 is characterized in that, described a plurality of heat-collecting boxes connect through series and parallel forms described heat collector, connects through flexible pipe between the heat-collecting box; Be connected through flexible pipe between the external pipeline of heat-collecting box and heat collector.
5. solar energy heat-collection generating device according to claim 1; It is characterized in that; Described electricity generation system comprises turbine, generator, condenser and working medium pump, heat exchange evaporimeter, turbine, condenser and working medium pump series connection, and described generator is driven by turbine.
6. solar energy heat-collection generating device according to claim 5 is characterized in that, the acting working medium of electricity generation system is the low temperature organic working medium.
CN2012201079360U 2012-03-21 2012-03-21 Solar heat collection power generation device Expired - Lifetime CN202521896U (en)

Priority Applications (1)

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CN2012201079360U CN202521896U (en) 2012-03-21 2012-03-21 Solar heat collection power generation device

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103267374A (en) * 2013-05-23 2013-08-28 桐庐福瑞太阳能科技有限公司 Solar heat collection and energy storage device, solar thermal electricity generation equipment and control method of solar thermal electricity generation equipment
CN104153954B (en) * 2013-05-16 2016-09-21 张建城 Multi-mode tower type solar energy thermal power generation device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104153954B (en) * 2013-05-16 2016-09-21 张建城 Multi-mode tower type solar energy thermal power generation device
CN103267374A (en) * 2013-05-23 2013-08-28 桐庐福瑞太阳能科技有限公司 Solar heat collection and energy storage device, solar thermal electricity generation equipment and control method of solar thermal electricity generation equipment
CN103267374B (en) * 2013-05-23 2015-06-17 桐庐福瑞太阳能科技有限公司 Solar heat collection and energy storage device, solar thermal electricity generation equipment and control method of solar thermal electricity generation equipment

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Granted publication date: 20121107