CN201221804Y - Central heating device - Google Patents
Central heating device Download PDFInfo
- Publication number
- CN201221804Y CN201221804Y CNU2008200769409U CN200820076940U CN201221804Y CN 201221804 Y CN201221804 Y CN 201221804Y CN U2008200769409 U CNU2008200769409 U CN U2008200769409U CN 200820076940 U CN200820076940 U CN 200820076940U CN 201221804 Y CN201221804 Y CN 201221804Y
- Authority
- CN
- China
- Prior art keywords
- temperature adjustment
- fermentation tank
- biogas
- marsh
- methane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/04—Bioreactors or fermenters specially adapted for specific uses for producing gas, e.g. biogas
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
- C12M41/18—Heat exchange systems, e.g. heat jackets or outer envelopes
- C12M41/24—Heat exchange systems, e.g. heat jackets or outer envelopes inside the vessel
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/48—Automatic or computerized control
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M43/00—Combinations of bioreactors or fermenters with other apparatus
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M47/00—Means for after-treatment of the produced biomass or of the fermentation or metabolic products, e.g. storage of biomass
- C12M47/18—Gas cleaning, e.g. scrubbers; Separation of different gases
-
- 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
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/59—Biological synthesis; Biological purification
Abstract
The utility model discloses a central heating device, which comprises a solar power integrated board arranged on the top of heating station office building and factory building, and a heating boiler, a dosage tank, a methane fermentation tank, an electric control thermoregulator, a methane purifier, a methane collector, and thermoregulation tubes arranged in the methane fermentation tank which are arranged on the ground, and a methane power generation set, a charging controller, a solar power storage battery and an inverter which are arranged in the basement. The thermoregulation tubes arranged in the methane fermentation tank are connected with the outer electric control thermoregulator; the methane fermentation tank is connected with the methane collector through the methane purifier before the methane fermentation tank is connected with the methane power generation set and the heating boiler. The solar power integrated board is connected with the storage battery through the charging controller, before the solar power integrated board supplies power through the inverter. By using the solid space and new energy to replace coal, the central heating device effectively prevents dust pollution so that the central heating stations in cities and towns save energy and reduce emission as well as produce extra earnings throughout the year.
Description
Technical field
The utility model relates to a kind of new forms of energy and substitutes class, specifically, utilizes regenerative resource biogas and solar energy to substitute the transformation that the non-renewable energy resources fire coal is finished the cities and towns central heating stations exactly.
Background technology
At present, cities and towns central heating system heat supply heating most use be non-renewable energy resources------fire coal, the floor heating resource is brought into use in Kai Fa sub-district recently.But original heating plant utilization and transformation of taking as the leading factor with coal-fired form remains current problem demanding prompt solution.Though the heating system of this continuity nearly decades has guaranteed the needs of the common people's heat supply in winter, a large amount of consumption of non-renewable energy resources, the pollution of environment, increasing the weight of of common people's burden, the concentrated use in winter, three season of spring and summer autumn equipment and the place idle, all manifest the huge waste of each side resource.
The utility model content
The purpose of this utility model is the use drawback that overcomes existing equipment and resource, provides a kind of convenient transformation, energy-saving and emission-reduction, environmental protection, with low cost, utilization rate height, the four seasons stereo synthesis of annual extra earning utilize biogas and solar energy to realize the project that the cities and towns central heating stations is transformed.
Central heating device of the present utility model mainly comprises: heating boiler, dosing chamber, marsh-gas fermentation tank, temperature adjustment pipe, automatically controlled temperature adjustment table, biogas purifier, biogas storage jar, marsh gas power generation unit, solar energy circuit board, charge controller, solar storage battery group, inverter etc.
Described heating boiler need increase a combustion gas mouth of carrying the biogas burning in coal-fired furnace cavity, the biogas of biogas storage jar extended by pipeline provides new combustion system, if biogas can't all satisfy the warming needs, can electric heater unit be installed in heating boiler back-up system is provided.
Described dosing chamber, marsh-gas fermentation tank, biogas storage jar all are installed in the former place coal-fired and that carry fire coal that stores according to the size and the shape in place, reach the existing idle place of heating plant.
Described marsh gas power generation unit and solar storage battery group, charge controller, inverter are installed in the basement of central heating stations, so both can reduce noise, can effectively utilize the place again.If there is not to adopt side to dig the newly-built basement of formula, can the solving by dilatation way of existing but not enough area.
Described solar energy circuit board is installed in the factory building ceiling of central heating stations and above the office building top layer, is used for the three-dimensional idle place that utilizes, simultaneously can maximum absorption sunlight energy.
Described dosing chamber mainly is responsible for carrying the biogas raw material that meets the requirements to marsh-gas fermentation tank, and domestic organic garbage and blowdown thing that raw material mainly comes the self-heating coverage cell to provide are finished the biogas raw material supplying by being in harmonious proportion at dosing chamber.
Described temperature adjustment pipe is installed water pipe high pressure resistant, high temperature resistant material according to the size of biogas fermentation tank body, and shape and thickness are decided according to the fermentation tank size.Shape can be that n shape also can be a m shape, and the ultra-large type marsh-gas fermentation tank can adopt screw-type.In marsh-gas fermentation tank, install the temperature adjustment pipe be used for regulating satisfy biogas raw material suitable fermentation temperature (35-55 degree), particularly winter low temperature state and summer high temperature state advantage the most obvious, can effectively improve gas production.
Described automatically controlled temperature adjustment table is installed in the marsh-gas fermentation tank outside, and both sides are connected with the temperature adjustment pipe and form the whole circulatory system.Automatically controlled temperature adjustment table mainly contains water inlet, delivery port, water transport port, dewatering outlet, thermometer dial plate, power supply extension cord, electrical heating switch, circulating pump switch, inside the electrical heating EGR is housed.The thermometer dial plate is used for the temperature of timing monitoring recirculated water.The water transport port main task is an input cold water, its objective is the fermentation temperature that reduces biogas raw material in the tank body.The dewatering outlet is used to discharge the recirculated water of overload operation in the temperature adjustment pipe.Hot water is then finished hot water function by the self-contained automatic electric heating system of automatically controlled temperature adjustment table, establishes the electrical heating switch fully.The running of temperature adjustment pipe recirculated water is finished by circulating pump, establishes the circulating pump switch fully.The effect of automatically controlled temperature adjustment table is the circulating water temperature in the temperature adjustment pipe of grasping and adjust directly perceived, and final purpose is to satisfy the interior raw material of marsh-gas fermentation tank to be in optimum fermentation temp all the time.
Described solar energy circuit board then be installed between former coal storage and defeated coal car ceiling and above the office building top layer, promptly can play insulation and absorb the effect of luminous energy to greatest extent, can play the effect that makes full use of the place again.Whether financial resources, government subsidy and deciding are installed according to light application time in local solar year.The electric energy of collecting satisfies electricity consumption needs in the station on the one hand, is incorporated into the power networks on the other hand and satisfies city dweller's electricity consumption needs.
The beneficial effects of the utility model are: (1) meets the policy of the central energy-saving and emission-reduction of advocating at present.Imbody utilizes regenerative resource to substitute non-renewable energy resources, reduces in air discharging pollutants simultaneously, effectively reduces production costs.(2) break the general layout of having only use winter, the annual economic benefit of creating.(3) transform conveniently, it neither needs to select else the site, does not also need all discarded the transformation, effectively saves the fixed assets improvement cost.(4) use value in place can well be improved in three-layer stereo comprehensive utilization place.(5) electricity generation grid-connecting, particularly summer peak of power consumption, marsh gas power generation that heating plant provides and solar electrical energy generation can play good mitigation, also are good incomes simultaneously.
Description of drawings
Accompanying drawing one is a structure flow chart of the present utility model.
Accompanying drawing two is simple and easy schematic diagrames of the automatically controlled temperature adjustment table of the utility model
The specific embodiment
Be described below in conjunction with a pair of the utility model workflow of accompanying drawing.
In figure one, utilize biogas and solar energy to realize that the efficient transformation project of cities and towns central heating stations four seasons stereo synthesis mainly comprises two circulatory systems: first, heating boiler 1 heats to the resident, the fuel that burning needs is to furnish good supplies to by the pure biogas that biogas storage jar 5 provides, dosing chamber 2 is responsible for the suitable fermentation raw material that produces biogas of dispensing, by biogas raw material delivery port 3-1 to marsh-gas fermentation tank 3 transferring raw materials, because the spring, summer, autumn and winter temperature in four seasons is different, part-time temperature is not suitable for keeping the fresh and alive degree of biogas raw material flora, therefore the biogas generation is affected, the purpose that temperature adjustment pipe 3-2 is installed is exactly the temperature of regulating in the marsh-gas fermentation tank 3, satisfy the optimum fermentation temp of biogas raw material, make the balanced abundant supply of biogas throughout the year, automatically controlled temperature adjustment table 3-4 is the instrument that visual inspection is regulated temperature adjustment pipe 3-2 circulating water temperature, its both sides delivery port 3-4-1 and the water inlet 3-4-5 formation loop body that is connected with temperature adjustment pipe 3-2 respectively, automatically controlled temperature adjustment table is equipped with water transport port 3-4-3, dewatering outlet 3-4-2, thermometer dial plate 3-4-4, electrical heating switch 3-4-7, circulating pump switch 3-4-8, inside is equipped with automatic heat cycles device, there is power supply extension line 3-4-6 in the outside, water transport port 3-4-3 is used to be input into cold water and satisfies cooling needs in the jar, and the hot water that intensification needs in jar is then finished by the self-contained automatic hot-water function of automatically controlled temperature adjustment table 3-4.The biogas residue is sold to the unit that needs by biogas residue delivery outlet 3-3 packing, thereby creates a part of benefit.Behind marsh-gas fermentation tank 3 beginning aerogenesis, at first carrying out marsh gas purifying by biogas purifier 4 handles, be transported to supply heating boiler 1 and the basement 0 interior marsh gas power generation unit of installing 6 in the biogas storage jar 5 then, biogas storage jar 5 needs that stabilized switch is installed and Pressure gauge guarantees the safe in utilization of biogas storage jar 5, heating boiler 1 mainly satisfies the warming needs, and 6 of marsh gas power generation units are the effective embodiments that utilizes idle place that the renewable sources of energy are worth between non-heating period.The second, be to utilize the factory building ceiling, 10 solar energy circuit boards 9 harvest energies are installed above the office building top layer, the charge controller 7-1 that installs by basement 0 is transported to solar storage battery group 7, and then realizes being incorporated into the power networks use by inverter 7-2.
The utility model is carried out central heating stations four seasons stereo synthesis and is efficiently utilized place and resource, the annual economic benefit of creating.The four seasons mainly are presented as the problem that solves busy three spare time in season in a season, and heating plant is all utilizing the regenerative resource create beneficial result throughout the year.Solid mainly shows as Facilities Construction and divides three layers, factory building ceiling, installation solar energy circuit board 9 above the office building top layer; Heating boiler 1, dosing chamber 2, marsh-gas fermentation tank 3, biogas purifier 4, biogas storage jar 5 are installed in ground; Basement 0 is installed marsh gas power generation unit 6, charge controller 7-1, solar storage battery group 7, inverter 7-2.Comprehensively mainly show as and realize that biogas and solar energy dual intensity source develop simultaneously and use.The efficient aerogenesis speed that mainly shows as biogas is higher than the coal-fired speed that generates, excavates, transports.
Claims (4)
1, a kind of central heating device, comprise the heating plant office building, the solar energy circuit board (9) that the factory building top layer is installed, surface-mounted heating boiler (1), dosing chamber (2), marsh-gas fermentation tank (3), automatically controlled temperature adjustment table (3-4), biogas purifier (4), the temperature adjustment pipe (3-2) that biogas storage jar (5) and marsh-gas fermentation tank are built-in, the marsh gas power generation unit (6) that basement is installed, charge controller (7-1), solar storage battery group (7), inverter (7-2), it is characterized in that, described marsh-gas fermentation tank (3) connects biogas storage jar (5) by biogas purifier (4), send biogas to heating boiler (1) and marsh gas power generation unit (6) then respectively, described solar energy circuit board (9) connects solar storage battery group (7) by charge controller (7-1), send by inverter (7-2) again.
2, central heating device according to claim 1, it is characterized in that, the external automatically controlled temperature adjustment table of installing in the described marsh-gas fermentation tank (3-4) of carrying hot and cold water of temperature adjustment pipe (3-2), observe and regulate the recirculated water of water temperature supply preference temperature by automatically controlled temperature adjustment table (3-4), general n type or m type get final product, the super-huge screw-type that adopts, automatically controlled temperature adjustment table (3-4) is installed in the marsh-gas fermentation tank outside, the two ends formation loop body that is connected with temperature adjustment pipe (3-2), automatically controlled temperature adjustment table (3-4) is equipped with thermometer dial plate (3-4-4), be used for intuitively understanding the temperature of recirculated water, two intake-outlets are installed simultaneously, dewatering outlet (3-4-2) discharges the defective recirculated water of the interior overload operation of temperature adjustment pipe (3-2), water transport port (3-4-3) is carried the cold water that is used to reduce temperature, hot water is finished by the moment electric heater unit that automatically controlled temperature adjustment table (3-4) self is equipped with, it is furnished with electrical heating switch (3-4-7) control and uses, temperature adjustment pipe (3-2) recirculated water is finished by the circulating pump that automatically controlled temperature adjustment table (3-4) self is equipped with, it is furnished with circulating pump switch (3-4-8) control and uses dynamic circumscripted power line (3-4-6) realization by automatically controlled temperature adjustment table (3-4) of institute.
3, central heating device according to claim 1, it is characterized in that, described solar energy circuit board (9) corollary equipment is installed in the basement of heating plant, mainly comprises: the charge controller (7-1) of regulated power, the solar storage battery group (7) of store electrical energy, the inverter (7-2) of shift voltage are provided.
4, central heating device according to claim 1, it is characterized in that, described marsh-gas fermentation tank (3) can be connected, also can be in parallel, collect a total mouth of pipe at last, be connected to biogas storage jar (5) by biogas purifier (4), send biogas then respectively to heating boiler (1) and marsh gas power generation unit (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200769409U CN201221804Y (en) | 2008-04-08 | 2008-04-08 | Central heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200769409U CN201221804Y (en) | 2008-04-08 | 2008-04-08 | Central heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201221804Y true CN201221804Y (en) | 2009-04-15 |
Family
ID=40575310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200769409U Expired - Fee Related CN201221804Y (en) | 2008-04-08 | 2008-04-08 | Central heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201221804Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491613A (en) * | 2011-11-28 | 2012-06-13 | 杨善让 | System for combined supply of electricity, thermal fertilizer and cold fertilizer through generation of hydrogen and biogas via anaerobic digestion of biomasses |
| CN104613525A (en) * | 2015-01-30 | 2015-05-13 | 无锡昊瑜节能环保设备有限公司 | Environment-friendly methane heating device and method applicable to villages and towns |
| CN107543241A (en) * | 2017-08-25 | 2018-01-05 | 苏州麦喆思科电子有限公司 | A kind of automation control system of radiator |
| CN108395979A (en) * | 2017-02-08 | 2018-08-14 | 侯隆飙 | Four seasons firedamp gas equipment in greenhouse |
-
2008
- 2008-04-08 CN CNU2008200769409U patent/CN201221804Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491613A (en) * | 2011-11-28 | 2012-06-13 | 杨善让 | System for combined supply of electricity, thermal fertilizer and cold fertilizer through generation of hydrogen and biogas via anaerobic digestion of biomasses |
| CN102491613B (en) * | 2011-11-28 | 2013-08-14 | 杨善让 | System for combined supply of electricity, thermal fertilizer and cold fertilizer through generation of hydrogen and biogas via anaerobic digestion of biomasses |
| CN104613525A (en) * | 2015-01-30 | 2015-05-13 | 无锡昊瑜节能环保设备有限公司 | Environment-friendly methane heating device and method applicable to villages and towns |
| CN108395979A (en) * | 2017-02-08 | 2018-08-14 | 侯隆飙 | Four seasons firedamp gas equipment in greenhouse |
| CN107543241A (en) * | 2017-08-25 | 2018-01-05 | 苏州麦喆思科电子有限公司 | A kind of automation control system of radiator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204555418U (en) | A kind of wind-light storage hot type cooling heating and power generation system | |
| CN201748521U (en) | Solar energy/biogas combined heating system | |
| AU2016275938A1 (en) | Hot water heating device having solar energy and off-peak electric heating energy storage and application | |
| WO2019076279A1 (en) | Multi-energy complementation application system | |
| CN202465683U (en) | Fermentation tank heating system in methane electricity generation project | |
| CN103427468B (en) | A kind of multiple-energy-source is utilized to prepare hydrogen and supply the method and system of green energy resource | |
| CN201221804Y (en) | Central heating device | |
| CN201926135U (en) | Hot water supply system adopting solar energy as primary heat source | |
| CN203368116U (en) | System for preparing nitrogen gas through multiple kinds of energy and supplying environment-friendly energy | |
| CN206023657U (en) | There is the portable multiple-energy-source Coupling Thermal thermoelectricity compound type energy source station of real-time control system | |
| CN107726435A (en) | A kind of solar energy intelligent heating device | |
| CN205119209U (en) | Heating system is united to production and use of marsh gas biological energy source and solar energy | |
| CN101560465A (en) | North methane anaerobic fermentation combined heating system | |
| CN203687175U (en) | Solar energy and wind power comprehensive utilization water supply and air-conditioning energy saving system for high-rise buildings | |
| CN202055561U (en) | Energy supply system for ecological house | |
| CN103791615A (en) | Air source heat pump water heater supplied with power by solar photovoltaic power generation system | |
| CN204240453U (en) | Heat-storage solar energy, electric energy and coal heat type heat combined heat heat source system | |
| CN203309982U (en) | Auxiliary and compensation device of solar optothermal and photoelectricity combined heating system | |
| WO2012034358A1 (en) | Intermediate temperature steam power generation system with new energy source | |
| CN204404320U (en) | The three-in-one heating system of wind-light-electricity | |
| CN205070456U (en) | Be used for rural renewable energy power supply system | |
| CN204787317U (en) | New forms of energy boiler | |
| CN202417829U (en) | Roof energy supply system | |
| CN203771684U (en) | Air-source heat pump water heater powered by solar photovoltaic power generation system | |
| CN204059038U (en) | A kind of water potential energy and solar energy integrated power supply drying system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090415 Termination date: 20110408 |