CN105375823A - Power generating device, solar water heating and power generating equipment and power generating station - Google Patents

Power generating device, solar water heating and power generating equipment and power generating station Download PDF

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Publication number
CN105375823A
CN105375823A CN201510895538.8A CN201510895538A CN105375823A CN 105375823 A CN105375823 A CN 105375823A CN 201510895538 A CN201510895538 A CN 201510895538A CN 105375823 A CN105375823 A CN 105375823A
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Prior art keywords
contact
making surface
unit
heat
trt
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CN201510895538.8A
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CN105375823B (en
Inventor
雷永恩
任鹏
文武
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02NELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N11/00Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
    • H02N11/002Generators
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S10/00PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • 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
    • Y02E10/50Photovoltaic [PV] energy

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  • Engine Equipment That Uses Special Cycles (AREA)
  • Photovoltaic Devices (AREA)

Abstract

The invention relates to a power generating device, solar water heating and power generating equipment and a power generating station. The power generating device comprises a thermoelectric power generating unit and a heat absorption and dissipation unit, wherein the thermoelectric power generating unit comprises a first contact surface and a second contact surface; the second contact surface contacts the heat absorption and dissipation unit; in a state that the first contact surface receives heat energy transferred by a heat source, the heat absorption and dissipation unit absorbs heat from the second contact surface; in the state that the first contact surface does not receive the heat energy transferred by the heat source, the heat absorption and dissipation unit emits heat to the second contact surface; and the thermoelectric power generating unit generates electric energy through a temperature difference between the first contact surface and the second contact surface. According to the power generating device, through the arrangement of the thermoelectric power generating unit and the heat absorption and dissipation unit, the thermoelectric power generating unit generates the electric energy through the temperature difference between the first contact surface and the second contact surface in the two states, so that the heat energy of the heat source is utilized to generate the electric energy to a great extent; and the utilization rate of the heat energy is high.

Description

Blast Furnace Top Gas Recovery Turbine Unit (TRT), solar water generating equipment and power station
Technical field
The present invention relates to technical field of power generation, particularly relate to a kind of Blast Furnace Top Gas Recovery Turbine Unit (TRT), solar water generating equipment and power station.
Background technology
Temperature difference electricity generation device a kind ofly utilizes the temperature difference between high and low temperature thermal source to carry out the device generated electricity, and current temperature difference electricity generation device not yet has good solution to maintenance temperature difference problem, and heat utilization rate exists lower technological deficiency.
Existing solar facilities is mainly divided into the apparatus for heating water by solar energy utilizing the photovoltaic power generation apparatus of photovoltaic generation He utilize heat energy hot water, existing photovoltaic power generation apparatus is all independently power facility mostly, and the heat dissipation problem of this device has a strong impact on generating efficiency, photovoltaic generation exists that photovoltaic panel is overheated to lower efficiency and the problem in life-span; And existing current apparatus for heating water by solar energy generally only has hot water function, do not have electricity generate function, meanwhile, there is again the problem of heat energy surplus in photo-thermal hot water, and thus existing solar facilities all exists the low problem of energy utilization rate mostly.
Summary of the invention
For overcoming above technological deficiency, the technical problem that the present invention solves is to provide a kind of Blast Furnace Top Gas Recovery Turbine Unit (TRT), solar water generating equipment and power station, can improve heat utilization rate.
For solving the problems of the technologies described above, the invention provides a kind of Blast Furnace Top Gas Recovery Turbine Unit (TRT), it comprises thermo-electric generation unit and heat radiator unit, and thermo-electric generation unit has the first contact-making surface and the second contact-making surface, and the second contact-making surface contacts with heat radiator unit; Receive the thermal energy state of thermal source transmission at the first contact-making surface under, heat radiator unit absorbs heat from the second contact-making surface, and thermo-electric generation unit produces electric energy by the temperature difference of the first contact-making surface and the second contact-making surface; Do not receive the thermal energy state of thermal source transmission at the first contact-making surface under, heat radiator unit is to the second contact-making surface heat release, and thermo-electric generation unit produces electric energy by the temperature difference of the first contact-making surface and the second contact-making surface.
Further, Blast Furnace Top Gas Recovery Turbine Unit (TRT) also comprises photovoltaic generation unit, and photovoltaic generation unit contacts with the first contact-making surface, can generate electricity and as thermal source to the first contact-making surface transferring heat energy under solar radiation.
Preferably, heat radiator unit is the heat exchange structure being carried out cycle heat exchange by liquid medium.
Preferably, liquid medium is water, and heat radiator unit is connected with water heater.
Further, the second temperature testing organization that Blast Furnace Top Gas Recovery Turbine Unit (TRT) also comprises controlling organization, is arranged on the first temperature testing organization on the first contact-making surface and is arranged on the second contact-making surface, controlling organization receives the temperature signal of the first contact-making surface and the second contact-making surface and controls the flow velocity of liquid medium, to make the temperature difference of the first contact-making surface and the second contact-making surface in predetermined threshold value.
Preferably, predetermined threshold value is 8 DEG C ~ 15 DEG C.
Further, photovoltaic generation unit, thermo-electric generation unit and heat radiator unit are the layer structure be adjacent to successively, and photovoltaic generation unit is positioned at upper strata, and heat radiator unit is positioned at lower floor.
Preferably, thermo-electric generation unit is made up of peltier-element and transmission circuit.
Present invention also offers a kind of solar water generating equipment, this solar water generating equipment has above-mentioned Blast Furnace Top Gas Recovery Turbine Unit (TRT).
Present invention also offers a kind of power station, this power station has above-mentioned Blast Furnace Top Gas Recovery Turbine Unit (TRT).
Thus, based on technique scheme, the invention provides a kind of Blast Furnace Top Gas Recovery Turbine Unit (TRT), solar water generating equipment and power station, this Blast Furnace Top Gas Recovery Turbine Unit (TRT) is by arranging thermo-electric generation unit and heat radiator unit, second contact-making surface contacts with heat radiator unit, when the first contact-making surface receives the heat energy of thermal source transmission, heat radiator unit absorbs heat from the second contact-making surface, make the temperature of the first contact-making surface be greater than the temperature of the second contact-making surface, thermo-electric generation unit produces electric energy by the temperature difference of the first contact-making surface and the second contact-making surface; And the heat energy of thermal source absorb by heat radiator unit, reduce until when the first contact-making surface does not receive the heat energy of thermal source transmission until heat source temperature, heat radiator unit is to the second contact-making surface heat release, the temperature of the second contact-making surface is made to be greater than the temperature of the first contact-making surface, thermo-electric generation unit still can produce electric energy by the temperature difference of the first contact-making surface and the second contact-making surface, therefore the heat energy of thermal source is used for producing electric energy by higher degree land productivity, and heat utilization rate is high.Solar water generating equipment provided by the invention and power station also have above-mentioned Advantageous Effects.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention only for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the Split type structure schematic diagram of Blast Furnace Top Gas Recovery Turbine Unit (TRT) one embodiment of the present invention;
Fig. 2 is the overall structure schematic diagram of Blast Furnace Top Gas Recovery Turbine Unit (TRT) one embodiment of the present invention;
Embodiment
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
The specific embodiment of the present invention is for the ease of having further description to design of the present invention, the technical problem solved, the technical characteristic forming technical scheme and the technique effect that brings.It should be noted that, the explanation for these execution modes does not form limitation of the invention.In addition, just can mutually combine as long as the technical characteristic related in embodiments of the present invention described below does not form conflict each other.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limiting the scope of the invention can not be interpreted as.
Because existing Blast Furnace Top Gas Recovery Turbine Unit (TRT) is not high to the utilance of heat energy, the present invention devises a kind of Blast Furnace Top Gas Recovery Turbine Unit (TRT) and power station, this Blast Furnace Top Gas Recovery Turbine Unit (TRT) is by arranging thermo-electric generation unit and heat radiator unit, second contact-making surface of thermo-electric generation unit contacts with heat radiator unit, when the first contact-making surface receives the heat energy of thermal source transmission, heat radiator unit absorbs heat from the second contact-making surface, the heat energy of thermal source absorb by heat radiator unit, reduce until when the first contact-making surface does not receive the heat energy of thermal source transmission until heat source temperature, heat radiator unit is to the second contact-making surface heat release, when this two states, thermo-electric generation unit produces electric energy by the temperature difference of the first contact-making surface and the second contact-making surface, therefore the heat energy of thermal source is used for producing electric energy by higher degree land productivity, heat utilization rate is high.
In a schematic embodiment of Blast Furnace Top Gas Recovery Turbine Unit (TRT) of the present invention, as shown in Figure 1, Blast Furnace Top Gas Recovery Turbine Unit (TRT) comprises thermo-electric generation unit 3 and heat radiator unit 2, and thermo-electric generation unit 3 has the first contact-making surface and the second contact-making surface, and the second contact-making surface contacts with heat radiator unit 2;
Receive the thermal energy state of thermal source transmission at the first contact-making surface under, heat radiator unit 2 absorbs heat from the second contact-making surface, and thermo-electric generation unit 3 produces electric energy by the temperature difference of the first contact-making surface and the second contact-making surface;
Do not receive the thermal energy state of thermal source transmission at the first contact-making surface under, heat radiator unit 2 is to the second contact-making surface heat release, and thermo-electric generation unit 3 produces electric energy by the temperature difference of the first contact-making surface and the second contact-making surface.
In this schematic embodiment, by arranging thermo-electric generation unit 3 and heat radiator unit 2, when the first contact-making surface receives the heat energy of thermal source transmission, heat radiator unit 2 absorbs heat from the second contact-making surface, make the temperature of the first contact-making surface of thermo-electric generation unit 3 be greater than the temperature of the second contact-making surface, thermo-electric generation unit 3 can produce electric energy by the temperature difference of the first contact-making surface and the second contact-making surface, and the heat energy of thermal source absorb by heat radiator unit 2, reduce until when the first contact-making surface does not receive the heat energy of thermal source transmission until heat source temperature, or thermal source is not when existing, store the heat radiator unit 2 of heat energy oppositely to the second contact-making surface heat release, the temperature of the second contact-making surface of thermo-electric generation unit 3 is made to be greater than the temperature of the first contact-making surface, now thermo-electric generation unit 3 still can produce electric energy by the temperature difference of the first contact-making surface and the second contact-making surface, therefore this Blast Furnace Top Gas Recovery Turbine Unit (TRT) is utilized, the temperature in two temperature difference faces of thermo-electric generation unit 3 can be controlled preferably, and the heat energy of thermal source is used for producing electric energy by thermo-electric generation unit 3 higher degree land productivity, improve the utilance of heat energy.
Wherein, it should be noted that, thermal source can be solar energy, also can be other heat source component such as radiator, and when the first contact-making surface of thermo-electric generation unit 3 receives the heat energy of thermal source, this Blast Furnace Top Gas Recovery Turbine Unit (TRT) just can produce electric energy.
In a preferred embodiment of Blast Furnace Top Gas Recovery Turbine Unit (TRT) of the present invention, as depicted in figs. 1 and 2, when thermal source is solar energy, Blast Furnace Top Gas Recovery Turbine Unit (TRT) also comprises photovoltaic generation unit 4, photovoltaic generation unit 4 contacts with the first contact-making surface, can generate electricity and as thermal source to the first contact-making surface transferring heat energy under solar radiation.By day, photovoltaic generation unit 4 accepts solar light irradiation, the luminous energy of solar energy can be generated electricity by photovoltaic generation unit 4 absorption and the adjoint heat energy sending solar energy, thermal energy conduction is to the first contact-making surface of thermo-electric generation unit 3, now, second contact-making surface contacts with heat radiator unit 2, thus reduce the temperature of the second contact-making surface, the temperature difference that first contact-making surface and the second contact-making surface produce makes thermo-electric generation unit 3 generate electricity, thermo-electric generation unit 3 is by photovoltaic generation unit 4 long-time heating, thus by heat energy continued conduction to heat radiator unit 2, heat energy quilt " buffer memory " is at heat radiator unit 2, the luminous energy of solar energy is converted to electric energy, a heat energy part for solar energy is converted electric energy, another part is stored in heat radiator unit 2 li separately can be used as him, thus solar energy is utilized substantially, at night, ambient temperature is lower, now heat radiator unit 2 is discharged by the heat energy of " buffer memory ", the temperature of the second contact-making surface of thermo-electric generation unit 3 is made to be greater than the temperature of the first contact-making surface, now thermo-electric generation unit 3 still can produce electric energy by the temperature difference of the first contact-making surface and the second contact-making surface, thus keeps generating, extends the generating dutation of Blast Furnace Top Gas Recovery Turbine Unit (TRT), make use of solar energy substantially, reach the effect of environment protecting and power-saving.
Preferably, photovoltaic generation unit 4, thermo-electric generation unit 3 and heat radiator unit 2 are the layer structure be adjacent to successively, and as shown in Figure 1, photovoltaic generation unit 4 is positioned at upper strata, and intermediate layer is thermo-electric generation unit 3, and heat radiator unit 2 is positioned at lower floor.Three layers fit tightly heat conduction measure well, and heat-energy losses is few, effectively ensure that Solar use maximizes.
As depicted in figs. 1 and 2, Blast Furnace Top Gas Recovery Turbine Unit (TRT) can also comprise pedestal 1 and bracing frame 5, photovoltaic generation unit 4, thermo-electric generation unit 3 and heat radiator unit 2 from top to bottom are arranged on the pedestal 1, so that photovoltaic generation unit 4 receives sunlight on the inclined-plane that pedestal 1 is arranged on bracing frame 5.
In the above-described embodiments, heat radiator unit 2 carries out the heat exchange structure of cycle heat exchange preferably through liquid medium, and liquid medium has good heat absorption capacity, heat energy can be kept in heat radiator unit 2 preferably.Wherein, liquid medium can be oil, liquid medium is especially water, now heat radiator unit 2 is connected with water heater, water is modal liquid, is easy to obtain, and has better heat absorption and release performance, after water is heated, except can also using in kitchen or bathroom as hot water except thermo-electric generation unit 3 heat release.
More electric energy is produced in order to make thermo-electric generation unit 3 as much as possible, in another preferred embodiment of Blast Furnace Top Gas Recovery Turbine Unit (TRT) of the present invention, the second temperature testing organization that Blast Furnace Top Gas Recovery Turbine Unit (TRT) also comprises controlling organization, is arranged on the first temperature testing organization on the first contact-making surface and is arranged on the second contact-making surface, controlling organization receives the temperature signal of the first contact-making surface and the second contact-making surface and controls the flow velocity of liquid medium, to make the temperature difference of the first contact-making surface and the second contact-making surface in predetermined threshold value.Heat radiator unit 2 is made up of the attemperator that liquid-transport pipe-line is supporting with it, wherein the caliber of liquid-transport pipe-line is less than preset value, ensure that liquid-transport pipe-line is thinner, fully can reduce flow velocity, cold water is fully absorbed heat, attemperator can maintain heat and not scatter and disappear for a long time, and controlling organization receives the temperature signal of the first contact-making surface and the second contact-making surface to adopt dual input PID to control the flow velocity of liquid medium, ensures that the temperature difference just can make thermo-electric generation unit 3 produce more electric energy in enough scopes.Predetermined threshold value is preferably 8 DEG C ~ 15 DEG C, and in this preferred numerical value, the output electric energy of thermo-electric generation unit 3 is higher.Wherein, thermo-electric generation unit 3 is preferably made up of peltier-element and transmission circuit, the actual peltier-element used is by the alloy of the melting crystal pullings such as selenium, tellurium, bismuth, antimony, and peltier-element will continue when the temperature difference exists to produce electric energy, and the temperature difference can produce considerable electric energy 10 DEG C time.
Present invention also offers a kind of solar water generating equipment, this solar water generating equipment has the Blast Furnace Top Gas Recovery Turbine Unit (TRT) of above-described embodiment.
Because Blast Furnace Top Gas Recovery Turbine Unit (TRT) of the present invention at least can improve heat utilization rate, the solar water generating equipment with this Blast Furnace Top Gas Recovery Turbine Unit (TRT) correspondingly also has above-mentioned useful technique effect, does not repeat them here.
Present invention also offers a kind of power station, this power station has the Blast Furnace Top Gas Recovery Turbine Unit (TRT) of above-described embodiment.
Because Blast Furnace Top Gas Recovery Turbine Unit (TRT) of the present invention at least can improve heat utilization rate, the power station with this Blast Furnace Top Gas Recovery Turbine Unit (TRT) correspondingly also has above-mentioned useful technique effect, also repeats no more at this.
The embodiment more than combined is described in detail for embodiments of the present invention, but the present invention is not limited to described execution mode.For a person skilled in the art, when not departing from principle of the present invention and connotation, multiple change, amendment are carried out to these execution modes, equivalence is replaced and modification still falls within protection scope of the present invention.

Claims (10)

1. a Blast Furnace Top Gas Recovery Turbine Unit (TRT), it is characterized in that, comprise thermo-electric generation unit (3) and heat radiator unit (2), described thermo-electric generation unit (3) has the first contact-making surface and the second contact-making surface, and described second contact-making surface contacts with described heat radiator unit (2);
Receive the thermal energy state of thermal source transmission at described first contact-making surface under, described heat radiator unit (2) is from described second contact-making surface heat absorption, and described thermo-electric generation unit (3) produces electric energy by the temperature difference of described first contact-making surface and described second contact-making surface;
Do not receive the thermal energy state of thermal source transmission at described first contact-making surface under, described heat radiator unit (2) is to described second contact-making surface heat release, and described thermo-electric generation unit (3) produces electric energy by the temperature difference of described first contact-making surface and described second contact-making surface.
2. Blast Furnace Top Gas Recovery Turbine Unit (TRT) according to claim 1, it is characterized in that, also comprise photovoltaic generation unit (4), described photovoltaic generation unit (4) contacts with described first contact-making surface, can generate electricity and as thermal source to described first contact-making surface transferring heat energy under solar radiation.
3. Blast Furnace Top Gas Recovery Turbine Unit (TRT) according to claim 2, is characterized in that, described heat radiator unit (2) is the heat exchange structure being carried out cycle heat exchange by liquid medium.
4. Blast Furnace Top Gas Recovery Turbine Unit (TRT) according to claim 3, is characterized in that, described liquid medium is water, and described heat radiator unit (2) is connected with water heater.
5. the Blast Furnace Top Gas Recovery Turbine Unit (TRT) according to claim 3 or 4, it is characterized in that, the second temperature testing organization also comprising controlling organization, be arranged on the first temperature testing organization on described first contact-making surface and be arranged on described second contact-making surface, described controlling organization receives the temperature signal of described first contact-making surface and described second contact-making surface and controls the flow velocity of described liquid medium, to make the temperature difference of described first contact-making surface and described second contact-making surface in predetermined threshold value.
6. Blast Furnace Top Gas Recovery Turbine Unit (TRT) according to claim 5, is characterized in that, described predetermined threshold value is 8 DEG C ~ 15 DEG C.
7. Blast Furnace Top Gas Recovery Turbine Unit (TRT) according to claim 2, it is characterized in that, described photovoltaic generation unit (4), described thermo-electric generation unit (3) and described heat radiator unit (2) are the layer structure be adjacent to successively, described photovoltaic generation unit (4) is positioned at upper strata, and described heat radiator unit (2) is positioned at lower floor.
8. Blast Furnace Top Gas Recovery Turbine Unit (TRT) according to claim 1, is characterized in that, described thermo-electric generation unit (3) is made up of peltier-element and transmission circuit.
9. a solar water generating equipment, is characterized in that, has Blast Furnace Top Gas Recovery Turbine Unit (TRT) according to claim 4.
10. a power station, is characterized in that, has the Blast Furnace Top Gas Recovery Turbine Unit (TRT) described in any one of claim 1 ~ 8.
CN201510895538.8A 2015-12-07 2015-12-07 Power generator, solar water generating equipment and power station Active CN105375823B (en)

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101106344A (en) * 2007-06-08 2008-01-16 梁志伸 A temperature difference power generation device
CN101814870A (en) * 2010-04-27 2010-08-25 华南理工大学 Solar trench type temperature-difference generating device
CN102104346A (en) * 2009-12-18 2011-06-22 上海超日太阳能科技股份有限公司 Light-concentrating photovoltaic-temperature difference power-generating integrated device
CN102307030A (en) * 2011-09-01 2012-01-04 华北电力大学 Spatial day-and-night temperature difference generating device and method
CN102487255A (en) * 2010-12-06 2012-06-06 新奥科技发展有限公司 Solar energy comprehensive utilization apparatus
CN103986405A (en) * 2014-05-21 2014-08-13 中物院成都科学技术发展中心 Multi-functional solar energy utilization system
CN203934244U (en) * 2014-05-27 2014-11-05 联想(北京)有限公司 Electronic equipment
CN204206068U (en) * 2014-09-11 2015-03-11 华南理工大学 A kind of solar energy temperature difference combined generating device
CN205265565U (en) * 2015-12-07 2016-05-25 珠海格力电器股份有限公司 Power generation facility , solar water -heating power generating equipment and power station

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101106344A (en) * 2007-06-08 2008-01-16 梁志伸 A temperature difference power generation device
CN102104346A (en) * 2009-12-18 2011-06-22 上海超日太阳能科技股份有限公司 Light-concentrating photovoltaic-temperature difference power-generating integrated device
CN101814870A (en) * 2010-04-27 2010-08-25 华南理工大学 Solar trench type temperature-difference generating device
CN102487255A (en) * 2010-12-06 2012-06-06 新奥科技发展有限公司 Solar energy comprehensive utilization apparatus
CN102307030A (en) * 2011-09-01 2012-01-04 华北电力大学 Spatial day-and-night temperature difference generating device and method
CN103986405A (en) * 2014-05-21 2014-08-13 中物院成都科学技术发展中心 Multi-functional solar energy utilization system
CN203934244U (en) * 2014-05-27 2014-11-05 联想(北京)有限公司 Electronic equipment
CN204206068U (en) * 2014-09-11 2015-03-11 华南理工大学 A kind of solar energy temperature difference combined generating device
CN205265565U (en) * 2015-12-07 2016-05-25 珠海格力电器股份有限公司 Power generation facility , solar water -heating power generating equipment and power station

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