CN202083004U - Solar energy, geothermal energy, electric energy complementation combined type heating system - Google Patents

Solar energy, geothermal energy, electric energy complementation combined type heating system Download PDF

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Publication number
CN202083004U
CN202083004U CN2011201344751U CN201120134475U CN202083004U CN 202083004 U CN202083004 U CN 202083004U CN 2011201344751 U CN2011201344751 U CN 2011201344751U CN 201120134475 U CN201120134475 U CN 201120134475U CN 202083004 U CN202083004 U CN 202083004U
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China
Prior art keywords
heat
geothermal
heating
solar energy
water tank
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Expired - Fee Related
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CN2011201344751U
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Chinese (zh)
Inventor
陈建亮
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Fuzhou Aquapower Electric Water Heater Co Ltd
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Fuzhou Aquapower Electric Water Heater Co Ltd
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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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/20—Solar thermal
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/40—Geothermal heat-pumps
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]

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  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

The utility model discloses a solar energy, geothermal energy, electric energy complementation combined type heating system. A hot-water storage tank is provided with a water inlet header pipe connected with an external pipe network; a medium pipeline is arranged between the hot-water storage tank and a solar light panel heating assembly; another medium pipeline is arranged between the hot-water storage tank and a geothermal source heat pump assembly; a heat conducting medium is circulated between the hot-water storage tank and the solar light panel heating assembly as well as between the hot-water storage tank and the geothermal source heat pump assembly; the hot-water storage tank is connected by a water outlet pipe and a water inlet pipeline of an electric instantaneous-heating type heating assembly; a water outlet pipeline of the electric instantaneous-heating type heating assembly is connected with a geothermal system and a heating system; the geothermal system and the heating system are connected with the hot-water storage tank via a water return pipe; and the electric instantaneous-heating type heating assembly is further provided with a water outlet. In the solar energy, geothermal energy, electric energy complementary combined type heating system, as the solar energy, the geothermal energy and the electric energy are comprehensively utilized for heating water, the heating speed is quick, the quantity of water to be heated is large, and electricity and energy are saved; moreover, the solar energy, geothermal energy, electric energy complementary combined type heating system can be used in all day, is safe and environmentally-friendly, effectively meets the usage requirements for people and improves the quality of life.

Description

A kind of solar energy, underground heat, electricity mutual complementation combined type heating system
Technical field
The utility model relates to a kind of circulation heating system, relates in particular to a kind of solar energy, underground heat, electricity mutual complementation combined type heating system.
Background technology
The continuous consumption of present global non-renewable resources, energy crisis constantly enlarge stretches, and particularly China's per capita resources occupancy volume is considerably less; in order to realize energy-saving and emission-reduction; reduce the discharging of carbon, improve people's quality of life, so people need low, the product of energy-conserving and environment-protective more of power load.Existing heating system generally all is to adopt with cogeneration of heat and power and fire coal to be collective's heating system of thermal source, relatively to waste data.Simultaneously, present electric instant-heating type water heater mainly is to adopt the electric energy heat hot water to draw the device of thermal source; Solar water heater mainly utilizes solar energy heating water to draw the device of thermal source; The geothermal source water heater is to utilize geothermal source to draw the device of underground water or soil heat energy; At present, also seldom see the heating system that solar energy, electric energy and underground heat complementary combinations are used.
Summary of the invention
The purpose of this utility model provides a kind of combined type heating system and satisfies people's demand.
For achieving the above object, heating system of the present utility model comprises heat storage water tank, electric instant-heating type heating assembly, solar energy tabula rasa heating assembly, geothermal-source heat pump assembly, geothermal system, heating system; Heat storage water tank is provided with the water inlet manifold that is connected with outside network, be provided with medium pipeline between heat storage water tank and the solar energy tabula rasa heating assembly, be provided with medium pipeline between heat storage water tank and the geothermal-source heat pump assembly, heat-conducting medium is in medium pipeline, heat between the assembly at heat storage water tank and solar energy tabula rasa respectively, and between heat storage water tank and geothermal-source heat pump assembly, circulate; Heat storage water tank is connected by the inlet pipeline of outlet pipe with electric instant-heating type heating assembly, the outlet pipeline of electric instant-heating type heating assembly connects geothermal system and heating system, geothermal system is connected heat storage water tank with heating system by return pipe, also is provided with on the electric instant-heating type heating assembly and uses water out.
Described electric instant-heating type heating assembly comprises: instant heating water tank, the temperature controller that automatically resets, thermal cut-out protector, inlet pipeline, outlet pipeline, water inlet temperature sense head, go out water temperature sense head, electron plate is controlled assembly; described electric instant-heating type heating assembly is provided with automatically reset temperature controller and thermal cut-out protector; water inlet temperature sense head is arranged on the inlet pipeline, goes out water temperature sense head and is arranged on the outlet pipeline.
Described solar energy tabula rasa heating assembly comprises: thermal-arrest plate, medium pipeline, heat-conducting medium, heat-insulation layer, heat transfer medium flows is in medium pipeline, medium pipeline is close to the shady face that is arranged in the thermal-arrest plate, heat-conducting medium in thermal-arrest plate and the medium pipeline carries out heat transmission, then enter heat storage water tank water is heated, heat-insulation layer is wrapped in the outside of solar energy tabula rasa heating assembly.
Described geothermal-source heat pump assembly comprises: compressor, heat-conducting medium, evaporimeter, electric expansion valve, the circulation of underground water route, heat transfer medium flows is in evaporimeter, the circulation of underground water route is transmitted with the heat-conducting medium heat in the evaporimeter, evaporimeter is connected with compressor and enters heat storage water tank by medium pipeline circulation water is heated, and after in the electric expansion valve Returning evaporimeter.
Described heat-conducting medium can be a water, wet goods.
When weather is good by day, heat-conducting medium just begins circulation in the solar energy tabula rasa at this moment, the solar energy tabula rasa is under the shining of sunlight, thermal-arrest plate in the solar energy tabula rasa absorbs the heat in the sunshine, and heat is transmitted on the heat-conducting medium, medium pipeline in the solar energy tabula rasa can be designed to snakelike, shapes such as mosquito-repellent incense shape, elongate the length of medium pipeline as far as possible, make the length of flow across of heat-conducting medium longer, absorb more heats, absorbed the medium of heat, flow to again in the heat storage water tank, the cold water in the heat storage water tank is heated.On the solar energy tabula rasa assembly toughened glass panel, base plate and housing can be set, what rise is protection and supporting role, to prevent that solar energy plate assembly is not easy to damage.Heat-insulation layer is by the least possible loss of the heat of heat-conducting medium, to reach the higher thermal efficiency.
In cloudy day or evening, when the solar energy tabula rasa can not play a role.Can connect the power supply of geothermal-source heat pump assembly, the circulation entry into service of underground water route, the water in the water route is just brought the heat in underground water or the soil up, and the evaporimeter of flowing through.At this moment, the heat-conducting medium heat absorption vaporization of evaporimeter inside is inhaled into compressor, compressor with this low pressure heat-conducting medium be compressed into high temperature, gases at high pressure enter in the heat storage water tank, at this moment the water in the heat storage water tank will be heated by heat-conducting medium, and heat-conducting medium is cooled into liquid, this liquid inflow evaporator once more after expansion valve throttling cooling is chatted circulation and row heating during constantly to cold water on carrying out again.
Certainly for faster, more obtain hot water, more than two processes be in parallel, can carry out simultaneously.
Also be provided with temp control switch and pressure relief valve on the described heat storage water tank, when the water preheat in the heat storage water tank during to first design temperature, temp control switch on the heat storage water tank cuts off the power supply of geothermal-source heat pump assembly, and the geothermal-source heat pump assembly stops the water in the heat storage water tank is heated; When the water in the heat storage water tank was reduced to first design temperature, the temp control switch on the heat storage water tank was connected the power supply of geothermal-source heat pump assembly, and the geothermal-source heat pump assembly heats the water in the heat storage water tank; When the water in the heat storage water tank is higher than second design temperature, pressure relief valve on the temp control switch control heat storage water tank is opened pressure release, cut off the power supply of solar energy tabula rasa heating assembly simultaneously, solar energy tabula rasa heating assembly stops the heating of the water in the heat storage water tank is prevented hypertonia in the heat storage water tank.
Electric instant-heating type heating assembly with being connected to several outlet terminals (as: shower house, bathtub, washbowl etc.) on the water out, electric instant-heating type heating assembly is connected to geothermal system and heating system.When the user will use, on electric instant-heating type heating assembly, set, behind the leaving water temperature, only need open certain terminal that is connected on the electric instant-heating type heating assembly outlet pipeline, at this moment be located at the water inlet temperature sense head on the electric instant-heating type heating assembly inlet pipeline, with be located at going out water temperature sense head and will distinguish collecting temperature on the electric instant-heating type heating assembly outlet pipeline, and the temperature that is collected is together fed back to the electron plate control assembly of electric instant-heating type heating assembly, calculating by electron plate control assembly, thereby reach best water outlet effect with minimum power output, and accomplish effluent temperature constancy.When can flow through through electric instant-heating type heating assembly heated hot water geothermal system and heating system carry out room (as: bedroom, parlor, kitchen, toilet etc.) are heated, the hot water of the geothermal system of flowing through and heating system is got back in the heat storage water tank again by water return pipeline, so circulation heats, also may be by regulating switch on geothermal system and the heating system, the speed of regulating heating.
The temperature controller that automatically resets, thermal cut-out protector on the electric instant-heating type heating assembly can accurately control the heating cup temperature, prevent dry combustion method.
Heat storage water tank of the present utility model is provided with water level switch, and when the heat storage water tank middle water level was lower than desired location, water level switch will be connected power of electromagnetic valve automatically, allows water enter heat storage water tank by water inlet manifold, and water level adds to desired location automatically.
Heat storage water tank of the present utility model is provided with the cleaning valve, has used can open the cleaning valve that is located at heat storage water tank bottom a period of time of after and carry out the cleaning of heat storage water tank.
Solar energy tabula rasa heating assembly of the present utility model, electric instant-heating type heating assembly or geothermal-source heat pump assembly all can satisfy the underground heat system requirements separately, also can satisfy the heating system demand separately, can also satisfy the heat supply water demand with water out separately.
In sum, the utility model has fully utilized solar energy, geothermal energy and electric energy water has been heated, and its firing rate is fast, and it is big to add the hot water amount, and the power and energy saving, round-the-clock use, and safety and environmental protection has satisfied people's user demand effectively, has improved quality of the life.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Fig. 1 is the structural representation of solar energy of the present utility model, underground heat, electricity mutual complementation combined type heating system;
Fig. 2 is the structural representation of heat storage water tank part of the present utility model;
Fig. 3 is the structural representation of electric instant-heating type heating assembly part of the present utility model.
The specific embodiment
As shown in Figures 1 to 3, heating system of the present utility model comprises heat storage water tank 1, electric instant-heating type heating assembly 2, solar energy tabula rasa heating assembly 3, geothermal-source heat pump assembly 4, geothermal system 5, heating system 6; Heat storage water tank 1 is provided with the water inlet manifold 11 that is connected with outside network, be provided with medium pipeline between heat storage water tank 1 and the solar energy tabula rasa heating assembly 3, be provided with medium pipeline between heat storage water tank 1 and the geothermal-source heat pump assembly 4, heat-conducting medium is in medium pipeline, heat between the assembly 3 at heat storage water tank 1 and solar energy tabula rasa respectively, and circulation between heat storage water tank 1 and geothermal-source heat pump assembly 4; Heat storage water tank 1 is connected by the inlet pipeline of outlet pipe 12 with electric instant-heating type heating assembly 2, the outlet pipeline of electric instant-heating type heating assembly 2 connects geothermal system 5 and heating system 6, geothermal system 5 is connected heat storage water tank 1 with heating system 6 by return pipe 13, also is provided with water out 14 on the electric instant-heating type heating assembly 2.
Described electric instant-heating type heating assembly 2 comprises: instant heating water tank 21; temperature controller 22 automatically resets; thermal cut-out protector 23; inlet pipeline 24; outlet pipeline 25; water inlet temperature sense 26; go out water temperature sense 27; electron plate control assembly 28; inlet pipeline 24 is connected with the outlet pipe 12 of heat storage water tank 1; outlet pipeline 25 connects respectively with water out 14; geothermal system 5 and heating system 6; described water inlet temperature sense 26 is arranged on the inlet pipeline 24; go out water temperature sense 27 and be arranged on the outlet pipeline 25, temperature controller 22 automatically resets; thermal cut-out protector 23 is arranged on the electric instant-heating type heating assembly 2.The temperature controller 22 that automatically resets, thermal cut-out protector 23 on the electric instant-heating type heating assembly 2 can accurately control the heating cup temperature, prevent dry combustion method.
Described solar energy tabula rasa heating assembly 3 comprises: thermal-arrest plate, medium pipeline, heat-conducting medium, heat-insulation layer, heat transfer medium flows is in medium pipeline, medium pipeline is close to the shady face that is arranged in the thermal-arrest plate, heat-conducting medium in thermal-arrest plate and the medium pipeline carries out heat transmission, then enter 1 pair of water heating of heat storage water tank, heat-insulation layer is wrapped in the outside of solar energy tabula rasa heating assembly 3.
Described geothermal-source heat pump assembly 4 comprises: compressor, heat-conducting medium, evaporimeter, electric expansion valve, the circulation of underground water route, heat transfer medium flows is in evaporimeter, the circulation of underground water route is transmitted with the heat-conducting medium heat in the evaporimeter, evaporimeter is connected with compressor and enters heat storage water tank by medium pipeline circulation water is heated, and after in the electric expansion valve Returning evaporimeter.
Described heat-conducting medium can be a water, wet goods.
When weather is good by day, heat-conducting medium just begins circulation in the solar energy tabula rasa at this moment, the solar energy tabula rasa is under the shining of sunlight, thermal-arrest plate in the solar energy tabula rasa absorbs the heat in the sunshine, and heat is transmitted on the heat-conducting medium, medium pipeline in the solar energy tabula rasa can be designed to snakelike, shapes such as mosquito-repellent incense shape, elongate the length of medium pipeline as far as possible, make the length of flow across of heat-conducting medium longer, absorb more heats, absorbed the medium of heat, flow to again in the heat storage water tank, the cold water in the heat storage water tank is heated.On the solar energy tabula rasa assembly toughened glass panel, base plate and housing can be set, what rise is protection and supporting role, to prevent that solar energy plate assembly is not easy to damage.Heat-insulation layer is by the least possible loss of the heat of heat-conducting medium, to reach the higher thermal efficiency.
In cloudy day or evening, when the solar energy tabula rasa can not play a role.Can connect the power supply of geothermal-source heat pump assembly, the circulation entry into service of underground water route, the water in the water route is just brought the heat in underground water or the soil up, and the evaporimeter of flowing through.At this moment, the heat-conducting medium heat absorption vaporization of evaporimeter inside is inhaled into compressor, compressor with this low pressure heat-conducting medium be compressed into high temperature, gases at high pressure enter in the heat storage water tank, at this moment the water in the heat storage water tank will be heated by heat-conducting medium, and heat-conducting medium is cooled into liquid, this liquid inflow evaporator once more after expansion valve throttling cooling is chatted circulation and row heating during constantly to cold water on carrying out again.
Certainly for faster, more obtain hot water, more than two processes be in parallel, can carry out simultaneously.
Also be provided with temp control switch 15 and pressure relief valve 16 on the described heat storage water tank 1, when the water preheat in the heat storage water tank 1 during to first design temperature, temp control switch 15 on the heat storage water tank 1 cuts off the power supply of geothermal-source heat pump assembly 4, and geothermal-source heat pump assembly 4 stops the water in the heat storage water tank 1 is heated; When the water in the heat storage water tank 1 was reduced to first design temperature, the temp control switch 15 on the heat storage water tank 1 was connected the power supply of geothermal-source heat pump assembly 4, the water heating in 4 pairs of heat storage water tanks 1 of geothermal-source heat pump assembly; When the water in the heat storage water tank 1 is higher than second design temperature, pressure relief valve 16 on the temp control switch 15 control heat storage water tanks 1 is opened pressure release, cut off the power supply of solar energy tabula rasa heating assembly 3 simultaneously, solar energy tabula rasa heating assembly 3 stops the heating of the water in the heat storage water tank 1 is prevented hypertonia in the heat storage water tank 1.
Electric instant-heating type heating assembly 2 with being connected to several outlet terminals (as: shower house, bathtub, washbowl etc.) on the water out 14, electric instant-heating type heats assembly 2 and is connected to geothermal system 5 and heating system 6.When the user will use, on electric instant-heating type heating assembly, set, behind the leaving water temperature, only need open certain terminal that is connected on the electric instant-heating type heating assembly outlet pipeline, at this moment be located at the water inlet temperature sense head on the electric instant-heating type heating assembly inlet pipeline, with be located at going out water temperature sense head and will distinguish collecting temperature on the electric instant-heating type heating assembly outlet pipeline, and the temperature that is collected is together fed back to the electron plate control assembly of electric instant-heating type heating assembly, calculating by electron plate control assembly, thereby reach best water outlet effect with minimum power output, and accomplish effluent temperature constancy.When can flow through through electric instant-heating type heating assembly heated hot water geothermal system and heating system carry out room (as: bedroom, parlor, kitchen, toilet etc.) are heated, the hot water of the geothermal system of flowing through and heating system is got back in the heat storage water tank again by water return pipeline, so circulation heats, also may be by regulating switch on geothermal system and the heating system, the speed of regulating heating.
Heat storage water tank 1 of the present utility model is provided with water level switch 17, and when heat storage water tank 1 middle water level was lower than desired location, water level switch 17 will be connected power of electromagnetic valve automatically, allowed water enter heat storage water tank 1 by water inlet manifold 11, and water level adds to desired location automatically.
Heat storage water tank 1 of the present utility model is provided with cleaning valve 18, has used and can open the cleaning valve 18 that is located at heat storage water tank 1 bottom a period of time of after and carry out the cleaning of heat storage water tank.
Solar energy tabula rasa heating assembly 3 of the present utility model, electric instant-heating type heating assembly 2 or geothermal-source heat pump assembly 4 all can satisfy the underground heat system requirements separately, also can satisfy the heating system demand separately, can also satisfy the heat supply water demand with water out separately.

Claims (7)

1. a solar energy, underground heat, electricity mutual complementation combined type heating system, it is characterized in that: it comprises heat storage water tank, electric instant-heating type heating assembly, solar energy tabula rasa heating assembly, geothermal-source heat pump assembly, geothermal system, heating system; Heat storage water tank is provided with the water inlet manifold that is connected with outside network, be provided with medium pipeline between heat storage water tank and the solar energy tabula rasa heating assembly, be provided with medium pipeline between heat storage water tank and the geothermal-source heat pump assembly, heat-conducting medium is in medium pipeline, heat between the assembly at heat storage water tank and solar energy tabula rasa respectively, and between heat storage water tank and geothermal-source heat pump assembly, circulate; Heat storage water tank is connected by the inlet pipeline of outlet pipe with electric instant-heating type heating assembly, the outlet pipeline of electric instant-heating type heating assembly connects geothermal system and heating system, geothermal system is connected heat storage water tank with heating system by return pipe, also is provided with on the electric instant-heating type heating assembly and uses water out.
2. a kind of solar energy according to claim 1, underground heat, electricity mutual complementation combined type heating system; it is characterized in that: described electric instant-heating type heating assembly is provided with automatically reset temperature controller and thermal cut-out protector; water inlet temperature sense head is arranged on the inlet pipeline, goes out water temperature sense head and is arranged on the outlet pipeline.
3. a kind of solar energy according to claim 1, underground heat, electricity mutual complementation combined type heating system, it is characterized in that: described solar energy tabula rasa heating assembly comprises thermal-arrest plate, medium pipeline, heat-conducting medium, heat-insulation layer, heat transfer medium flows is in medium pipeline, medium pipeline is close to the shady face that is arranged in the thermal-arrest plate, and heat-insulation layer is wrapped in the outside of solar energy tabula rasa heating assembly.
4. a kind of solar energy according to claim 1, underground heat, electricity mutual complementation combined type heating system, it is characterized in that: described geothermal-source heat pump assembly comprises compressor, heat-conducting medium, evaporimeter, electric expansion valve, the circulation of underground water route, heat transfer medium flows is in evaporimeter, evaporimeter is connected with compressor and enters heat storage water tank by the medium pipeline circulation, in the electric expansion valve Returning evaporimeter.
5. a kind of solar energy according to claim 1, underground heat, electricity mutual complementation combined type heating system is characterized in that: also be provided with temp control switch and pressure relief valve on the described heat storage water tank.
6. a kind of solar energy according to claim 1, underground heat, electricity mutual complementation combined type heating system is characterized in that: also be provided with water level switch on the described heat storage water tank.
7. a kind of solar energy according to claim 1, underground heat, electricity mutual complementation combined type heating system is characterized in that: heat storage water tank of the present utility model bottom is provided with the cleaning valve.
CN2011201344751U 2011-04-29 2011-04-29 Solar energy, geothermal energy, electric energy complementation combined type heating system Expired - Fee Related CN202083004U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011201344751U CN202083004U (en) 2011-04-29 2011-04-29 Solar energy, geothermal energy, electric energy complementation combined type heating system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011201344751U CN202083004U (en) 2011-04-29 2011-04-29 Solar energy, geothermal energy, electric energy complementation combined type heating system

Publications (1)

Publication Number Publication Date
CN202083004U true CN202083004U (en) 2011-12-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011201344751U Expired - Fee Related CN202083004U (en) 2011-04-29 2011-04-29 Solar energy, geothermal energy, electric energy complementation combined type heating system

Country Status (1)

Country Link
CN (1) CN202083004U (en)

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20111221

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CF01 Termination of patent right due to non-payment of annual fee