CN203298506U - Solar heat collection device and solar thermal power generation device - Google Patents
Solar heat collection device and solar thermal power generation device Download PDFInfo
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- CN203298506U CN203298506U CN2013202857710U CN201320285771U CN203298506U CN 203298506 U CN203298506 U CN 203298506U CN 2013202857710 U CN2013202857710 U CN 2013202857710U CN 201320285771 U CN201320285771 U CN 201320285771U CN 203298506 U CN203298506 U CN 203298506U
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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
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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
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Abstract
The utility model discloses a solar heat collection device and a solar thermal power generation device. The solar heat collection device comprises a heat collection module, a focusing module and union headers, wherein the heat collection module comprises large-gap vacuum heat collection tubes and a union box, each large-gap vacuum heat collection tube comprises an outer tube and an inner tube, a heat exchange tube with a heat-conducting fin serves as each inner tube, a heat-conducting channel of each heat exchange tube passes through each heat-conducting fins through an inlet of each heat exchange tube, and then is connected to an outlet of each heat exchange tube, and the heat exchange tubes are communicated in parallel though the union headers. The solar thermal power generation device comprises the solar heat collection device, a high-temperature energy storage device, an automatic control device and a constant-temperature steam turbine power generation device, wherein heat energy in the solar heat collection device is conveyed to the high-temperature energy storage device, and then is conveyed to a constant-temperature tank of the constant-temperature steam turbine power generation device, and thermal power generation energy is provided for the constant-temperature steam turbine power generation device. The solar heat collection device and the solar thermal power generation device have the advantages of increasing the heat collection temperature, improving the effect of thermal insulation, and being high in utilization rate of the thermal energy, low in cost, simple in structure, convenient to install and the like.
Description
Technical field
The utility model relates to a kind of solar heat collection, energy storage device and solar thermal power plants.
Background technology
The going from bad to worse and intrinsic petrochemical industry fossil energy day by day deficient and developing the new forms of energy such as water, core, wind, nighttide of facing mankind living environment today, they all exist again the uncontrollable multiple potential safety hazard of the mankind; So seek a kind of safe and reliable new forms of energy, to solve the energy demand in human development, become the research topic that numerous scientific workers seek assiduously.The sun is given the mankind's cleaning, safe and reliable green energy resource as universe, is attracting already numerous scientific and technical personnel's sight, more has benevolence person to do one's utmost for it to devote oneself as long as life endures.
The sun confers the mankind's inexhaustible green energy resource treasure-house as universe, with regard to it, how she is developed to general general clear energy sources electric energy; The scientist of countries in the world has carried out large quantity research from 1840s, has in succession developed the technology that multiple solar energy is converted to electric energy; As: dish formula, disc type, slot type, tower type thermal generation equipment and monocrystalline silicon, polysilicon, PI film photovoltaic generating equipment.But while due to the sun, from universe, arriving earth surface, be subject to the impact of multiple natural cause, cause existing solar energy generation technology to exist such-and-such defect, as: uncontrollable, investment is large, efficiency is low, mounting condition is limited etc.Cause also can't make solar energy today, really become the new forms of energy that can generally use in human social development.The application improves on the basis of 201210087504.2 solar thermal collection system.
The utility model content
Technical problem to be solved in the utility model is to overcome existing above-mentioned deficiency in prior art, and provide a kind of small investment, high, controlled solar heat collection, energy storage device and the solar thermal power plants of efficiency, by in, cryogenic fluid is converted to the clean energy resource electricity to solar thermal energy, makes solar energy become the main energy sources in human development.
the utility model solves the problems of the technologies described above the technical scheme that adopts and comprises: a kind of solar energy heat collector, it is characterized in that described solar energy heat collector is by heat collecting module, focus module connects and composes by union pipe, heat collecting module comprises several large space vacuum heat collection pipes and a resistant to elevated temperatures header, described large space vacuum heat collection pipe comprises outer tube and inner tube, inner tube adopts the heat-exchange tube with heat transmission fin, heat-exchange tube and heat transmission fin fit tightly, heat-exchange tube is provided with passage of heat, the passage of heat of heat-exchange tube is connected to the heat-exchange tube outlet by the heat-exchange tube entrance again through the U-shaped heat transmission fin in both sides, the heat-exchange tube of the large space of several of heat collecting module vacuum heat collection pipe is communicated with by union pipe is in parallel.
Focus module described in the utility model comprises focus lamp, large space vacuum heat collection pipe and resistant to elevated temperatures header, and focus lamp, large space vacuum heat collection pipe are installed on header.
the utility model solves the problems of the technologies described above the technical scheme that adopts and also comprises: a kind of solar thermal power plants, described solar thermal power plants comprises high-temperature energy accumulation device, automaton, constant temperature steamer TRT and above-mentioned solar energy heat collector, described constant temperature steamer TRT comprises thermostatic pump, thermostatic tank, steam generator, the steam turbine intake valve, steam turbine, generator, condenser, high-pressure circulation pump, thermostatic pump and thermostatic tank, the high temperature energy-storage tank connects, steam generator in thermostatic tank is connected with steam turbine by the steam turbine intake valve, steam turbine and generator, condenser connects, condenser is connected with high-pressure circulation pump, high-pressure circulation pump is connected with steam generator, solar energy heat collector is connected with high-temperature energy accumulation device by union pipe, high-temperature energy accumulation device is connected with the thermostatic tank of constant temperature steamer TRT, automaton and solar energy heat collector, high-temperature energy accumulation device, constant temperature steamer TRT all connects.
high-temperature energy accumulation device described in the utility model comprises the high temperature energy-storage tank, the energy storage circulation control valve, the energy storage circulating pump, flow control valve, exhaust-valve, emptying intake valve, drain pump, the energy storage pump inlet is connected with the outlet of high temperature energy-storage tank, the energy storage circulating-pump outlet is connected with the Flow-rate adjustment valve inlet, the Flow-rate adjustment valve outlet port is connected with the solar energy heat collector entrance, the energy storage circulation control valve is arranged between energy storage circulating pump and flow control valve, the solar energy heat collector outlet is connected with high temperature energy-storage tank entrance, emptying intake valve is arranged on the union pipe of solar energy heat collector outlet, the drain pump outlet is connected with the high temperature energy-storage tank, the drain pump entrance is connected with the solar energy heat collector entrance by exhaust-valve.
High temperature energy-storage tank described in the utility model is provided with thermal insulating warm-keeping layer, rigid layer, heat-insulating material and shell from inside to outside, and thermal insulating warm-keeping layer adopts the asbestos pottery to make, and heat-insulating material adopts rock wool.
automaton described in the utility model comprises the digital control computer control device, solar energy heat collector middle heat photosensitive elements, solar energy heat collector outlet temperature-sensitive element, the energy storage canister temperature controller, the thermostatic tank temperature controller, thermostatic control valve, the steam generator Instrument for Pressure, thermostatic control valve is located on the connecting line between high temperature energy-storage tank and thermostatic tank, the digital control computer control device is by wire and solar energy heat collector middle heat photosensitive elements, solar energy heat collector outlet temperature-sensitive element, the energy storage canister temperature controller, the thermostatic tank temperature controller, the energy storage circulation control valve, flow control valve, exhaust-valve, emptying intake valve, thermostatic control valve, the energy storage circulating pump, thermostatic pump, drain pump, high-pressure circulation pump, the steam turbine intake valve, the steam generator Instrument for Pressure is electrically connected to, in order to control the solar heat collection, energy storage device, constant temperature steamer TRT is according to setting program work.
The utility model compared with prior art, has the following advantages and effect: 1, all-glass large space vacuum heat collection pipe has improved heat-collecting temperature and heat insulation effect, and the thermal power transfer utilization rate reaches more than 90%; 2, because heat collector is main the composition by the simple glass heat-collecting vacuum tube of manufacturing process, the investment superiority of effectiveness is remarkable, and with existing solar energy thermal-power-generating device ratio, but reduce cost reaches more than 50%; 3, whole-course automation is controlled, and energy storage can also organically combine with the accumulation of energy of paddy electricity take solar energy as the main while, reaches and saves more money.Make solar energy and electricity really become the complementary green novel energy source that uses; 4, overall structure is simple, easy for installation, is not subjected to the geographical climate environment condition restriction, for the industrial and agricultural production large electricity consumer carries out energy-conservation technological transformation, reduces discharging and save money, provides a kind of economy, safe and reliable green clean energy resource electricity.
The accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment heat collecting module.
Fig. 2 is the structural representation of the utility model embodiment solar energy heat collector.
Fig. 3 is the local enlarged diagram of Fig. 2.
Fig. 4 is the structural representation of the utility model embodiment solar thermal power plants.
Fig. 5 is the structural representation of the utility model embodiment high-temperature energy accumulation device.
Fig. 6 is the structural representation of the utility model embodiment constant temperature steamer TRT.
Fig. 7 is the partial schematic diagram of the utility model embodiment heat collecting module.
in figure, large space vacuum heat collection pipe 1, heat-exchange tube 1-1, passage of heat 1-2, heat transmission fin 1-3, heat collecting module 2, header 3, union pipe 4, focus lamp 5, focus module 6, solar energy heat collector outlet temperature-sensitive element 7, energy storage canister temperature controller 8, energy storage circulation control valve 9, energy storage circulating pump 10, high temperature energy-storage tank 11, thermal insulating warm-keeping layer 11-1, rigid layer 11-2, heat-insulating material 11-3, shell 11-4, flow control valve 12, digital control computer control device 13, solar energy heat collector middle heat photosensitive elements 14, emptying intake valve 15, thermostatic tank temperature controller 16, thermostatic control valve 17, thermostatic pump 18, thermostatic tank 19, steam generator 19-1, steam turbine 20, steam turbine intake valve 20-1, generator 21, condenser 22, high-pressure circulation pump 23, drain pump 24, exhaust-valve 25, steam generator Instrument for Pressure 28.
The specific embodiment
Referring to Fig. 1～Fig. 7, the utility model embodiment solar heat collection, energy storage device is connected and composed by solar energy heat collector and high-temperature energy accumulation device, heated accumulation of energy medium in solar energy heat collector (be generally middle temperature medium or cryogenic media, special case is oil) is transported in high-temperature energy accumulation device the energy that stores and be used as the heat generating.
the present embodiment heat collecting module 2 comprises several large space vacuum heat collection pipes 1 and a resistant to elevated temperatures header 3, described large space vacuum heat collection pipe 1 comprises outer tube and inner tube, inner tube employing band heat transmission fin 1-3(U type bend pipe) heat-exchange tube 1-1, the vacuum heat-preserving layer thickness of large space vacuum heat collection pipe 1 (between large space vacuum heat collection pipe 1 outer tube and inner tube along diametric distance) is more than ten times of large space vacuum heat collection pipe 1 outer tube thickness, each heat-exchange tube 1-1 and heat transmission fin 1-3 fit tightly for increasing heat-conducting area and improve exchange rate, each heat-exchange tube 1-1 is provided with passage of heat 1-2, the passage of heat 1-2 of each heat-exchange tube 1-1 is connected to heat-exchange tube 1-1 outlet by heat-exchange tube 1-1 entrance again through the U-shaped 1-3 of the heat transmission fin for increasing heat-conducting area in both sides, union pipe 4 in parallel be communicated with of the heat-exchange tube 1-1 of the large space of several of each heat collecting module 2 vacuum heat collection pipe 1 by with heat-insulation layer (the heat-exchange tube 1-1 entrance that described UNICOM in parallel refers to several large space vacuum heat collection pipes 1 all with inlet tube 41 UNICOMs of union pipe 4, the heat-exchange tube 1-1 of several large space vacuum heat collection pipes 1 outlet all with outlet 42 UNICOMs of union pipe 4, be with advancing with going out between several heat-exchange tubes 1-1, so that augmented flow), make the accumulation of energy medium by several heat-exchange tubes 1-1 heat transmission fin 1-3, absorb as much as possible solar energy and often through a heat collecting module 2, just improve the one-level temperature simultaneously, reach the purpose that heat collecting module 2 improves the accumulation of energy medium temperature step by step.Several large space vacuum heat collection pipes 1 are arranged on header 3 and form a heat collecting module 2, and header 3 is provided with high-temperature-resistant thermal-insulation material 3-1.Large space vacuum heat collection pipe 1 adopts glass to make.
The described focus module 6 of the present embodiment comprises that large space vacuum heat collection pipe 1 structure in focus lamp 5, large space vacuum heat collection pipe 1(and above-mentioned heat collecting module 2 is identical) and resistant to elevated temperatures header 3; Focus lamp 5, large space vacuum heat collection pipe 1 are installed in (referring to Fig. 2) on header 3.
Solar energy heat collector is connected and (refers to that the heat-exchange tube 1-1 of heat collecting module 2, the heat-exchange tube 1-1 of focus module 6 are communicated with by union pipe 4 by several union pipes 4 by several heat collecting modules 2, several focus module 6, lower same) form, wherein the heat-exchange tube 1-1 of the heat collecting module 2 of previous stage or focus module 6 is connected with the heat collecting module 2 of rear one-level or the heat-exchange tube 1-1 of focus module 6 by union pipe 4, thereby forms one by the solar energy heat collector of the series connection stepped heating of heat collecting module 2 and focus module 6.
As the special case of above-mentioned series connection heating, several heat collecting modules 2 connect by the focus module 6 that union pipe 4 is connected successively with several after can connecting successively by union pipe 4 again, and described several of the present embodiment all refer to more than 2 or 2.
The large space of the present embodiment vacuum heat collection pipe 1 and heat-exchange tube 1-1 thereof are the U font, the entrance outlet of the heat-exchange tube 1-1 of large space vacuum heat collection pipe 1 all is communicated with union pipe 4, so that the accumulation of energy medium in union pipe 4 can absorb solar energy as far as possible by the U-shaped bend pipe of heat-exchange tube 1-1, improve step by step the temperature of accumulation of energy medium, in the situation that the sunlight heating is arranged, the accumulation of energy medium is higher the closer to solar energy heat collector outlet (this example is last focus module 6 outlet, referring to Fig. 2 upper end) temperature.
The present embodiment solar energy heat collector middle heat photosensitive elements 14 is arranged on the solar energy heat collector middle part, and special case is the exit that is located at last heat collecting module 2 that is cascaded; Solar energy heat collector outlet temperature-sensitive element 7 is located at the solar energy heat collector exit, and special case is the exit that is located at last focus module 6 that is cascaded.
the utility model solves the problems of the technologies described above the technical scheme that adopts and comprises a kind of solar thermal power plants, described solar thermal power plants comprises solar energy heat collector, high-temperature energy accumulation device, automaton, constant temperature steamer TRT, the heat energy that solar energy heat collector obtains is delivered to the high temperature energy-storage tank 11 of high-temperature energy accumulation device by union pipe 4, heat energy in high temperature energy-storage tank 11 is delivered to the thermostatic tank 19 of constant temperature steamer TRT again, the steam that steam generator 19-1 produces under the control and regulation of automaton is delivered to steam turbine 20, generator 21 carries out continuously, stable, controlled generating.
the present embodiment high-temperature energy accumulation device comprises high temperature energy-storage tank 11, energy storage circulation control valve 9, energy storage circulating pump 10, flow control valve 12, exhaust-valve 25, emptying intake valve 15, drain pump 24, 10 imports of energy storage circulating pump are connected with 11 outlets of high temperature energy-storage tank, 10 outlets of energy storage circulating pump are connected with flow control valve 12 entrances, flow control valve 12 outlets are connected (Fig. 2 lower-left) with the solar energy heat collector entrance, energy storage circulation control valve 9 is arranged between energy storage circulating pump 10 and flow control valve 12, solar energy heat collector outlet (Fig. 2 upper right) is by union pipe 4 and high temperature energy-storage tank 11(top) entrance is connected, emptying intake valve 15 is arranged on the union pipe 4 of solar energy heat collector outlet, drain pump 24 outlets are connected with high temperature energy-storage tank 11, drain pump 24 entrances are connected with the solar energy heat collector entrance by exhaust-valve 25.High temperature energy-storage tank 11 is provided with thermal insulating warm-keeping layer 11-1, rigid layer 11-2, heat-insulating material 11-3 and shell 11-4 from inside to outside.The present embodiment thermal insulating warm-keeping layer 11-1 adopts the asbestos pottery to make, and heat-insulating material 11-3 adopts rock wool.
The described constant temperature steamer of the present embodiment TRT comprises thermostatic pump 18, thermostatic tank 19, steam generator 19-1, steam turbine intake valve 20-1, steam turbine 20, generator 21, condenser 22, high-pressure circulation pump 23, thermostatic pump 18 is connected with thermostatic tank 19, high temperature energy-storage tank 11, steam generator 19-1 in thermostatic tank 19 is connected with steam turbine 20 by steam turbine intake valve 20-1, steam turbine 20 is connected with generator 21, condenser 22, condenser 22 is connected with high-pressure circulation pump 23, and high-pressure circulation pump 23 is connected with steam generator 19-1.
The described automaton of the present embodiment comprises digital control computer control device 13, solar energy heat collector middle heat photosensitive elements 14, solar energy heat collector outlet temperature-sensitive element 7, energy storage canister temperature controller 8, thermostatic tank temperature controller 16, thermostatic control valve 17, steam generator Instrument for Pressure 28, and thermostatic control valve 17 is located on the connecting line between high temperature energy-storage tank 11 and thermostatic tank 19; Digital control computer control device 13 is electrically connected to solar energy heat collector middle heat photosensitive elements 14, solar energy heat collector outlet temperature-sensitive element 7, energy storage canister temperature controller 8, thermostatic tank temperature controller 16, energy storage circulation control valve 9, flow control valve 12, exhaust-valve 25, emptying intake valve 15, thermostatic control valve 17, energy storage circulating pump 10, thermostatic pump 18, high-pressure circulation pump 23, drain pump 24, steam turbine intake valve 20-1, steam generator Instrument for Pressure 28 by wire, controls the operation of electrical equipment.
The utility model is by the improvement of solar energy vacuum heat collecting structure, by adopting large space vacuum heat collection pipe 1 to compose in parallel heat collecting module 2, heat collecting module 2 is through repeatedly improving heat-collecting temperature by focus module 6 again after series connection, make solar energy heat collector obtain a large amount of heat energy, and make it be in the hot operation state always, directly the accumulation of energy dielectric heating to the needs temperature and send into high temperature energy-storage tank 11 and store, without the sun or sunlight shakiness the time, by automaton (system), the heat energy storage stable and uniform is offered to solar thermal power plants in an orderly manner; Realize continuous, even, controlled generating purpose.By high temperature energy-storage solved occur in existing solar electrical energy generation uncontrollable, unstable, without the sun namely without the defect of electricity, thereby make solar energy really become the green novel energy source that alternative mineral can generate electricity.
The utility model reduces heat energy loss by high temperature energy-storage tank 11, effectively improves heat insulation effect and extends working time, and makes the heat energy that obtains in setting-up time, sends continuously and stably electric energy for human lives's Production requirement.
Technical method that the utility model adopts is: 1, and at first according to single, organize the accumulation of energy rate-of flow large space vacuum heat collection pipe 1 and be unified into heat collecting module 2.2, by the accumulation of energy rate-of flow, calculate required heat energy heat collecting module 2 is connected into to huge heat collection body, the accumulation of energy dielectric heating to 200 of heat collection body outlet～250 ℃ of (temperature that solar energy heat collector middle heat photosensitive elements 14 detects) intervals.3, by focusing on cascaded structure, make the vacuum heat-collecting temperature rise to 380～400 ℃ of the conditions of high temperature (temperature that 7 detections of solar energy heat collector outlet temperature-sensitive element obtain again, can by structure, quantity, the size of adjusting heat collecting module 2 and focus module 6, realize as required), at this moment after accumulation of energy media set hot body is heated to high temperature, the accumulation of energy medium is sent into high temperature energy-storage tank 11 from the port of export by pipeline and is stored, in order to solar thermal power plants, continuing to provide thermal source.The large space of the utility model vacuum heat collection pipe 1 adopts glass to make, and realizes the high-temperature heat-gathering energy storage, decrease the cost of investment of existing solar energy thermal-power-generating.
The control method of the utility model solar thermal power plants is: 1,, at first according to selected Turbo-generator Set, working medium and service condition, determine thermostatic tank 19 temperature operation intervals and steam generator 19-1 pressure operation interval; 2, digital control computer control device 13 is controlled the work of solar heat collection, energy storage device; 3, when energy storage canister temperature controller 8 detected temperatures during higher than thermostatic tank 19 design temperature, thermostatic control valve 17 is opened, thermostatic pump 18 is opened, steam turbine intake valve 20-1 opens when steam generator Instrument for Pressure 28 detected pressures rise to steam generator 19-1 operating pressure setting value, high-pressure circulation pump 23 is opened, and solar thermal power plants enters the continuous and stable electric generation running status; 4, when thermostatic tank temperature controller 16 detected temperatures reach thermostatic tank 19 Temperature Setting higher limit, thermostatic pump 18, thermostatic control valve 17 are closed; When thermostatic tank temperature controller 16 detected temperatures drop near thermostatic tank 19 Temperature Setting lower limit, (can be a scope, when for example thermostatic tank temperature controller 16 detected temperatures are above 5～10 degrees centigrade of thermostatic tank 19 Temperature Setting lower limits), thermostatic pump 18, thermostatic control valve 17 are opened, and go round and begin again and realize steadily generating; 5, when energy storage canister temperature controller 8 detected temperatures drop to thermostatic tank 19 design temperature lower limits when following solar thermal power plants out of service, close the solar heat collection, energy storage device, close constant temperature steamer TRT (closing its each parts).
The major function of the utility model solar energy heat collector middle heat photosensitive elements 14 is to shift to an earlier date anticipation solar energy heat collector outlet temperature (solar energy heat collector outlet temperature-sensitive element 7 detected temperatures), improves the thermal efficiency and prevents simultaneously the energy-accumulating medium carbonization; When solar energy heat collector middle heat photosensitive elements 14 detected temperatures reach cycle sets temperature (special case is 200 ℃) when above, otherwise 5 ℃ of every risings of solar energy heat collector middle heat photosensitive elements 14 detected temperatures tune up flow 5% and turn flow 5%(down and regulate by flow control valve 12, namely reach 205 ℃ and tune up flow 5% during less than 210 ℃ when solar energy heat collector middle heat photosensitive elements 14 detected temperatures, reach 210 ℃ and tune up flow 10%... during less than 215 ℃; When solar energy heat collector middle heat photosensitive elements 14 detected temperatures drop to lower than 195 ℃ and turn flow 5% during greater than 190 ℃ down, lower than 190 ℃ and turn flow 10%... during less than 185 ℃ down), stablize focusing heat collection body outlet temperature, improve energy-accumulating medium service life.
The utility model compared with prior art, has the following advantages and effect: 1, the full glass vacuum heat collection pipe in large space has improved heat-collecting temperature and heat insulation effect, and the thermal power transfer utilization rate reaches more than 90%; 2, because heat collector is main the composition by the simple glass heat-collecting vacuum tube of manufacturing process, the investment superiority of effectiveness is remarkable, and with existing solar energy thermal-power-generating device ratio, but reduce cost reaches more than 50%; 3, whole-course automation is controlled, and energy storage can also organically combine with the accumulation of energy of paddy electricity take solar energy as the main while, reaches and saves more money.Make solar energy and electricity really become the complementary green novel energy source that uses; 4, overall structure is simple, easy for installation, is not subjected to the geographical climate environment condition restriction, for the industrial and agricultural production large electricity consumer carries out energy-conservation technological transformation, reduces discharging and save money, provides a kind of economy, safe and reliable green clean energy resource electricity.
The simple deformation of the utility model technical characterictic or technical scheme and combination, should think and fall into protection domain of the present utility model.
Claims (6)
1. solar energy heat collector, it is characterized in that: described solar energy heat collector is by heat collecting module, focus module connects and composes by union pipe, heat collecting module comprises several large space vacuum heat collection pipes and a resistant to elevated temperatures header, described large space vacuum heat collection pipe comprises outer tube and inner tube, inner tube adopts the heat-exchange tube with heat transmission fin, heat-exchange tube and heat transmission fin fit tightly, heat-exchange tube is provided with passage of heat, the passage of heat of heat-exchange tube is connected to the heat-exchange tube outlet by the heat-exchange tube entrance again through the U-shaped heat transmission fin in both sides, the heat-exchange tube of the large space of several of heat collecting module vacuum heat collection pipe is communicated with by union pipe is in parallel.
2. solar energy heat collector according to claim 1 is characterized in that: described focus module comprises focus lamp, large space vacuum heat collection pipe and resistant to elevated temperatures header, and focus lamp, large space vacuum heat collection pipe are installed on header.
3. solar thermal power plants, it is characterized in that: described solar thermal power plants comprises high-temperature energy accumulation device, automaton, constant temperature steamer TRT and the described solar energy heat collector of claim 1 or 2, described constant temperature steamer TRT comprises thermostatic pump, thermostatic tank, steam generator, the steam turbine intake valve, steam turbine, generator, condenser, high-pressure circulation pump, thermostatic pump and thermostatic tank, the high temperature energy-storage tank connects, steam generator in thermostatic tank is connected with steam turbine by the steam turbine intake valve, steam turbine and generator, condenser connects, condenser is connected with high-pressure circulation pump, high-pressure circulation pump is connected with steam generator, solar energy heat collector is connected with high-temperature energy accumulation device by union pipe, high-temperature energy accumulation device is connected with the thermostatic tank of constant temperature steamer TRT, automaton and solar energy heat collector, high-temperature energy accumulation device, constant temperature steamer TRT all connects.
4. solar thermal power plants according to claim 3, it is characterized in that: described high-temperature energy accumulation device comprises the high temperature energy-storage tank, the energy storage circulation control valve, the energy storage circulating pump, flow control valve, exhaust-valve, emptying intake valve, drain pump, the energy storage pump inlet is connected with the outlet of high temperature energy-storage tank, the energy storage circulating-pump outlet is connected with the Flow-rate adjustment valve inlet, the Flow-rate adjustment valve outlet port is connected with the solar energy heat collector entrance, the energy storage circulation control valve is arranged between energy storage circulating pump and flow control valve, the solar energy heat collector outlet is connected with high temperature energy-storage tank entrance, emptying intake valve is arranged on the union pipe of solar energy heat collector outlet, the drain pump outlet is connected with the high temperature energy-storage tank, the drain pump entrance is connected with the solar energy heat collector entrance by exhaust-valve.
5. solar thermal power plants according to claim 4, it is characterized in that: described high temperature energy-storage tank is provided with thermal insulating warm-keeping layer, rigid layer, heat-insulating material and shell from inside to outside, thermal insulating warm-keeping layer adopts the asbestos pottery to make, and heat-insulating material adopts rock wool.
6. according to claim 4 or 5 described solar thermal power plants, it is characterized in that: described automaton comprises the digital control computer control device, solar energy heat collector middle heat photosensitive elements, solar energy heat collector outlet temperature-sensitive element, the energy storage canister temperature controller, the thermostatic tank temperature controller, thermostatic control valve, the steam generator Instrument for Pressure, thermostatic control valve is located on the connecting line between high temperature energy-storage tank and thermostatic tank, the digital control computer control device is by wire and solar energy heat collector middle heat photosensitive elements, solar energy heat collector outlet temperature-sensitive element, the energy storage canister temperature controller, the thermostatic tank temperature controller, the energy storage circulation control valve, flow control valve, exhaust-valve, emptying intake valve, thermostatic control valve, the energy storage circulating pump, thermostatic pump, drain pump, high-pressure circulation pump, the steam turbine intake valve, the steam generator Instrument for Pressure is electrically connected to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202857710U CN203298506U (en) | 2013-05-23 | 2013-05-23 | Solar heat collection device and solar thermal power generation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202857710U CN203298506U (en) | 2013-05-23 | 2013-05-23 | Solar heat collection device and solar thermal power generation device |
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| CN203298506U true CN203298506U (en) | 2013-11-20 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105371259A (en) * | 2015-11-06 | 2016-03-02 | 海宁光泰太阳能工业有限公司 | Solar steam application system |
| CN105371258A (en) * | 2015-11-06 | 2016-03-02 | 海宁光泰太阳能工业有限公司 | Solar steam generation device |
| CN115493302A (en) * | 2022-11-21 | 2022-12-20 | 兰州大成科技股份有限公司 | Method for emptying heat transfer working medium of line focusing heat collecting system and line focusing heat collecting system thereof |
-
2013
- 2013-05-23 CN CN2013202857710U patent/CN203298506U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105371259A (en) * | 2015-11-06 | 2016-03-02 | 海宁光泰太阳能工业有限公司 | Solar steam application system |
| CN105371258A (en) * | 2015-11-06 | 2016-03-02 | 海宁光泰太阳能工业有限公司 | Solar steam generation device |
| CN115493302A (en) * | 2022-11-21 | 2022-12-20 | 兰州大成科技股份有限公司 | Method for emptying heat transfer working medium of line focusing heat collecting system and line focusing heat collecting system thereof |
| CN115493302B (en) * | 2022-11-21 | 2023-01-17 | 兰州大成科技股份有限公司 | Method for emptying heat transfer working medium of line focusing heat collecting system and line focusing heat collecting system thereof |
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