CN202303597U - Indoor solar energy and wind energy combined heat compensating and heating system - Google Patents
Indoor solar energy and wind energy combined heat compensating and heating system Download PDFInfo
- Publication number
- CN202303597U CN202303597U CN2011203751324U CN201120375132U CN202303597U CN 202303597 U CN202303597 U CN 202303597U CN 2011203751324 U CN2011203751324 U CN 2011203751324U CN 201120375132 U CN201120375132 U CN 201120375132U CN 202303597 U CN202303597 U CN 202303597U
- Authority
- CN
- China
- Prior art keywords
- heating
- indoor
- water
- boiler
- wind
- 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
- 238000010438 heat treatment Methods 0.000 title claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 238000005485 electric heating Methods 0.000 claims abstract description 16
- 238000010248 power generation Methods 0.000 claims abstract description 12
- 238000005338 heat storage Methods 0.000 claims abstract description 10
- 238000009413 insulation Methods 0.000 claims abstract description 5
- 239000008236 heating water Substances 0.000 claims description 10
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 9
- 239000003245 coal Substances 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005855 radiation Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000002341 toxic gas Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
Images
Classifications
-
- 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]
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model relates to an indoor solar energy and wind energy combined heat compensating and heating system, belonging to the technology field of heating. The system comprises a solar energy hot water device, a wind power generating device, a steam boiler, an electric heating device, an indoor heat dissipation device, and a room temperature control circuit, a heat storage water tank of the solar energy hot water device is connected with a water inlet of the steam boiler via a water outlet valve, a four-way pipe joint, a boiler water inlet valve and a pipe line, the steam outlet of the steam boiler is connected with the indoor heat dissipation device via a thermal insulation steam pipe, the power source output of the wind power generating device is connected with an electric heating pipe in a hot water tank, and is also connected with an indoor electric heating device via a normally-opened contactor of a contactor switch, and a controller unit of the room temperature control circuit is connected with a contactor switch coil. Via the method of combined heat compensating and heating, preheating of cold water entering into a coal burning boiler is performed via a solar energy system and wind energy, and direct heating of a greenhouse is performed via wind energy power generation. The indoor solar energy and wind energy combined heat compensating and heating system is advantaged by simple structure, energy saving and consumption reduction, low cost, capability of reducing coal burning consumption and emission of harmful gas, etc.
Description
Technical field
The utility model relates to a kind of indoor solar and wind energy associating concurrent heating heating system, belongs to the heat supply process field.
Background technology
At present, indoor heating normally utilizes steam boiler or city's electrical heating electric heating device.The electric heating device power consumption is huge, and the thermal efficiency is not high, many supplementary means as indoor heating, and therefore, heat supply in winter mainly is to utilize steam heating.The daily coal consumption amount of steam boiler is big; Special northern area in cold; Coal-burning boiler production such as hotel, shower, restaurant, factory and heating all need be used coal; Annual to consume a large amount of non-renewable energy resources---fire coal, but also will discharge pernicious gases such as a large amount of carbon monoxide, carbon dioxide, our living environment and self health is produced extremely adverse effect.Steam boiler normally utilizes fire coal, about 10 ℃ cold water is heated to more than 100 ℃ is converted into steam, because water thermal capacity under low-temperature condition is big, thereby the main energy consumption of steam boiler is in the heating water at low temperature stage.At present; Energy-saving and emission-reduction are fundamental state policies of China, also are the targets that pursue countries in the world, if use the boiler thermal conversion to be steam again after utilizing clean energy resourcies such as solar energy and wind energy with the cold water preheating; Energy efficient greatly not only then, and can make positive contribution for energy-saving and emission-reduction.In recent years, utilize the existing research of technology of wind energy or solar heating, but adopt single using energy source form more, heating effect is undesirable; Or adopting complicated system, cost is higher, can't promote the use of; Utilize wind energy and solar association to carry out indoor heating, system is simple, cost is low technology is also less.
Summary of the invention
The purpose of the utility model provides a kind of greenhouse solar and wind energy associating concurrent heating heating system, through solar energy and wind energy associating concurrent heating, reduces coal consumption greatly, reduces noxious gas emission, has reduced coal-burning boiler heating cost.
The technical scheme of the utility model is: indoor solar and wind energy associating concurrent heating heating system; Mainly utilize solar water heating system and wind power generating set to heat, form by apparatus for heating water by solar energy, wind power generation plant, steam boiler, electric heating tube 22, indoor electric heater 12, indoor heat abstractor 13 and room temperature control circuit to indoor concurrent heating; The heat storage water tank 3 of apparatus for heating water by solar energy is connected with the water inlet of pipeline with steam boiler 9 through hot water effluent's valve 4, four-way union 5, boiler feed water valve 7; The steam (vapor) outlet of steam boiler 9 is connected with indoor heat abstractor 13 through insulation steam pipe 10; The output of the power supply of wind power generation plant connects electric heating tube 22 in the boiler 3, and electric heater 12 in contactor normally opened contact 21 junction chambers simultaneously, and room temperature control circuit via controller unit 15 connects contactor coils 16.
Said room temperature control circuit comprises coil 16 and the normally opened contact 21 that places indoor temperature sensor 14, controller unit 15, contactor; Controller unit 15 is made up of current amplifier 24, A/D converter 25, single-chip microcomputer 26, D/A converter 27 and voltage comparator 28; Temperature sensor 14 output termination current amplifiers 24 inputs; A/D converter 25 input termination current amplifiers 24 outputs, output connect single-chip microcomputer 26 inputs, single-chip microcomputer 26 outputs through D/A converter 27 with voltage comparator 28, be connected with the coil 16 of contactor.
The bottom of said heat storage water tank 3 connects cold water water supply tank 23 through pipeline, and hot water effluent's valve 4 is connected with cold water water supply tank 23 through four-way union 5, cold valves 8 and pipeline with boiler feed water valve 7, and four-way union 5 passes through user's hot water valve 6 and pipeline to the user.
Native system apparatus for heating water by solar energy, wind power generation plant, steam boiler are common unit.Apparatus for heating water by solar energy comprises solar thermal collector 1, upper circular tube 2, heat storage water tank 3, cold water water supply tank 23, following circulation pipe and hot water outlet pipe.Wind power generation plant comprises wind power generating set 17, wind energy controller 18, batteries 19 and inverter 20.The used pipe joint of system, valve, pipeline, electric heater, electric heating tube, heat abstractor, temperature sensor, contactor, wind power generating set, wind energy controller, batteries, inverter, current amplifier, A/D converter, single-chip microcomputer, D/A converter, voltage comparator are common commercially available prod.Wind power generating set is made up of many wind energy conversion systems and generator; Converter main circuit is made up of high power transistor, adopts sinusoidal pulse width modulation.Single-chip microcomputer can adopt 80C51; It is-20 ℃～+ 100 ℃ infrared temperature sensor TS105-10 that temperature sensor can adopt operating temperature range; It is the resistance-type heating tube of 60V that electric heating tube 22 can be selected rated voltage, and electric heater 22 can be selected heaters such as various quartz, resistance-type.
Native system utilizes solar energy and wind energy, unites and carries out indoor heating.When solar radiation was better, the solar water heater system work of system was passed through hot-water line, the hot water in the boiler is sent into steam boiler, is further heating vaporization through boiler, sends into indoor heat abstractor and carries out heat supply.Because solar water heater to the preheating effect of water, can reduce the fuel consumption of steam boiler greatly.When cloudy day or solar radiation are undesirable; System passes through wind turbine power generation; The instruction of controller unit output starting resistor, contactor coil gets closed its normally opened contact of electronic work, and the direct current that makes the wind power generating set generation is after inverter DC/AC conversion; To heater and heating tube power supply, directly or through heat hot water realize indoor concurrent heating heating.Wind power generation plant also charges to batteries when powering to the load, and guarantees cloudy day and the electrical heating when calm by battery.The supply voltage of system is monitored automatically, controls, is regulated and changed by the wind energy controller; When the batteries terminal voltage reaches the setting peak, carry out switch by control circuit and switch, make system get into the voltage stabilizing closed-loop control; Both kept battery charging, and do not caused batteries to overcharge again.The current amplifier of controller unit amplifies the signal of temperature sensor; A/D converter becomes data signal with the analog signal conversion of amplifying; Export after single-chip microcomputer storage data and the Digital Signal Processing to input, D/A converter converts the data signal of single-chip microcomputer to analog signal, compares with the signal of importing through the data (predefined temperature value) of voltage comparator to storage; Export starting resistor then to contactor coil, make the contactor normally open contact closed.Native system also is provided with user's hot water valve, just can obtain the hot water that people need through closing cold water outlet valve and boiler feed water valve, through four valves that four-way union connects, can control the trend of hot water cold water flexibly.
The utility model utilization has solar thermal collector coordinating with steam rapid heat cycle boiler now, cold water is preheated and heat supply, and the associating wind electricity generating system carries out electrical heating; Not only solved the low problem of coal-burning boiler inflow temperature; Make the glassware for drinking water that gets into coal-burning boiler that higher temperature arranged, reduced coal-fired consumption, practiced thrift the energy cost of boiler; And utilize wind-powered electricity generation that cold water and indoor is carried out electrical heating simultaneously, guaranteed the effect of heat supply.Particularly the winter solar radiation is little; When the solar thermal collector preheating is undesirable, also the greenhouse is carried out heating when wind energy is intake preheating to coal-burning boiler, reduced the load of coal-burning boiler more; Reduced more energy resource consumption, and discharge of noxious gases not.Have simple in structure, cost is low, can reduce coal consumption greatly, reduces advantages such as noxious gas emission.
Description of drawings
Fig. 1 is the utility model system architecture sketch map;
Fig. 2 is the utility model controller unit circuit theory sketch map.
Each label is represented successively among the figure: 1, solar thermal collector, 2, upper circular tube, 3, heat storage water tank, 4, hot water effluent's valve, 5, four-way union; 6, user's hot water valve, 7, the boiler feed water valve, 8, the cold water outlet valve, 9, coal-burning boiler, 10, the insulation steam pipe; 11, greenhouse, 12, the greenhouse electric heater, 13, the greenhouse heat abstractor, 14, temperature sensor, 15, controller unit; 16, contactor coil, 17, wind power generating set, 18, the wind energy controller, 19, batteries, 20, inverter; 21, contactor normally opened contact, 22, electric heating tube, 23, the cold water water supply tank, 24, current amplifier; 25, A/D converter, 26, single-chip microcomputer, 27, D/A converter, 28, voltage comparator.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is done further to set forth, but the protection domain of the utility model is not limited to said content.
Referring to Fig. 1, this indoor solar and wind energy associating concurrent heating heating system are made up of apparatus for heating water by solar energy, wind power generation plant, steam boiler, electric heating tube 22, indoor electric heater 12, indoor heat abstractor 13 and room temperature control circuit.The heat storage water tank 3 of apparatus for heating water by solar energy is connected with the water inlet of pipeline with steam boiler 9 through hot water effluent's valve 4, four-way union 5, boiler feed water valve 7, and the steam (vapor) outlet of steam boiler 9 is connected with indoor heat abstractor 13 through insulation steam pipe 10; The bottom of heat storage water tank 3 connects cold water water supply tank 23 through pipeline, and hot water effluent's valve 4 is connected with cold water water supply tank 23 through four-way union 5, cold valves 8 and pipeline with boiler feed water valve 7, and four-way union 5 passes through user's hot water valve 6 and pipeline to the user; The output of the power supply of wind power generation plant connects electric heating tube 22 in the boiler 3, and electric heater 12 in contactor normally opened contact 21 junction chambers simultaneously, and room temperature control circuit via controller unit 15 connects contactor coils 16.The room temperature control circuit comprises coil 16 and the normally opened contact 21 that places indoor temperature sensor 14, controller unit 15, contactor; Controller unit 15 is made up of current amplifier 24, A/D converter 25, single-chip microcomputer 26, D/A converter 27 and voltage comparator 28; Temperature sensor 14 output termination current amplifiers 24 inputs; A/D converter 25 input termination current amplifiers 24 outputs, output connect single-chip microcomputer 26 inputs, single-chip microcomputer 26 outputs through D/A converter 27 with voltage comparator 28, be connected with the coil 16 of contactor.
Apparatus for heating water by solar energy comprises solar thermal collector 1, upper circular tube 2, heat storage water tank 3, cold water water supply tank 23, following circulation pipe and hot water outlet pipe, and wind power generation plant comprises wind power generating set 17, wind energy controller 18, batteries 19 and inverter 20.The used pipe joint of system, valve, pipeline, electric heater, electric heating tube, heat abstractor, temperature sensor, contactor, wind power generating set, wind energy controller, batteries, inverter, current amplifier, A/D converter, single-chip microcomputer, D/A converter, voltage comparator are common commercially available prod.Wind power generating set is made up of 2 wind energy conversion systems and generator; Converter main circuit is made up of high power transistor, adopts sinusoidal pulse width modulation.Single-chip microcomputer adopts 80C51, and temperature sensor employing operating temperature range is-20 ℃～+ 100 ℃ infrared temperature sensor TS105-10, and it is the resistance-type heating tube of 60V that electric heating tube 22 is selected rated voltages, and electric heater 22 adopts common quartzy electric heater.
Native system can be used for building indoor heating in winter, also can be used for crops greenhouse heating etc., can cooperate traditional heating system to use energy savings.
Claims (3)
1. indoor solar and wind energy associating concurrent heating heating system is characterized in that: be made up of apparatus for heating water by solar energy, wind power generation plant, steam boiler, electric heating tube (22), indoor electric heater (12), indoor heat abstractor (13) and room temperature control circuit; The heat storage water tank of apparatus for heating water by solar energy (3) is connected with the water inlet of pipeline with steam boiler (9) through hot water effluent's valve (4), four-way union (5), boiler feed water valve (7); The steam (vapor) outlet of steam boiler (9) is connected with indoor heat abstractor (13) through insulation steam pipe (10); The output of the power supply of wind power generation plant connects electric heating tube (22) in the boiler (3), and electric heater (12) through contactor normally opened contact (21) junction chamber in simultaneously, room temperature control circuit via controller unit (15) connection contactor coil (16).
2. indoor solar according to claim 1 and wind energy associating concurrent heating heating system; It is characterized in that: the room temperature control circuit comprises coil (16) and the normally opened contact (21) that places indoor temperature sensor (14), controller unit (15), contactor; Controller unit (15) is made up of current amplifier (24), A/D converter (25), single-chip microcomputer (26), D/A converter (27) and voltage comparator (28); Temperature sensor (14) output termination current amplifier (24) input; A/D converter (25) input termination current amplifier (24) output, output connect single-chip microcomputer (26) input, single-chip microcomputer (26) output through D/A converter (27) with voltage comparator (28), be connected with the coil (16) of contactor.
3. indoor solar according to claim 1 and 2 and wind energy associating concurrent heating heating system; It is characterized in that: the bottom of heat storage water tank (3) connects cold water water supply tank (23) through pipeline; Hot water effluent's valve (4) is connected with cold water water supply tank (23) through four-way union (5), cold valves (8) and pipeline with boiler feed water valve (7), four-way union (5) through user's hot water valve (6) and pipeline to the user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203751324U CN202303597U (en) | 2011-10-08 | 2011-10-08 | Indoor solar energy and wind energy combined heat compensating and heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203751324U CN202303597U (en) | 2011-10-08 | 2011-10-08 | Indoor solar energy and wind energy combined heat compensating and heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202303597U true CN202303597U (en) | 2012-07-04 |
Family
ID=46372483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203751324U Expired - Fee Related CN202303597U (en) | 2011-10-08 | 2011-10-08 | Indoor solar energy and wind energy combined heat compensating and heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202303597U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102384516A (en) * | 2011-10-08 | 2012-03-21 | 昆明理工大学 | Heating system combining indoor solar energy and wind energy for complementing heat |
| CN111750420A (en) * | 2020-05-20 | 2020-10-09 | 国网河北省电力有限公司电力科学研究院 | Control system and method for cleaning heating system |
-
2011
- 2011-10-08 CN CN2011203751324U patent/CN202303597U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102384516A (en) * | 2011-10-08 | 2012-03-21 | 昆明理工大学 | Heating system combining indoor solar energy and wind energy for complementing heat |
| CN111750420A (en) * | 2020-05-20 | 2020-10-09 | 国网河北省电力有限公司电力科学研究院 | Control system and method for cleaning heating system |
| CN111750420B (en) * | 2020-05-20 | 2021-08-17 | 国网河北省电力有限公司电力科学研究院 | Control system and method for cleaning heating system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103629857B (en) | Based on the thermal power cogeneration central heating system of heat pump | |
| WO2019076279A1 (en) | Multi-energy complementation application system | |
| CN202465683U (en) | Fermentation tank heating system in methane electricity generation project | |
| CN102384516A (en) | Heating system combining indoor solar energy and wind energy for complementing heat | |
| CN203203119U (en) | Solar auxiliary methane supply system | |
| CN202303597U (en) | Indoor solar energy and wind energy combined heat compensating and heating system | |
| CN203685320U (en) | System for greatly reducing central heating temperature of heat and power cogeneration | |
| CN204569911U (en) | Methane-generating pit photovoltaic is from heating device | |
| CN105222201B (en) | A kind of system and method for gas fired-boiler and the heat supply of paddy electricity unified boiler | |
| CN203347124U (en) | Solar-energy and wind-power thermoelectric building | |
| CN205070456U (en) | Be used for rural renewable energy power supply system | |
| CN205619579U (en) | Utilize wind energy, solar energy to unite external energy supply system of marsh gas | |
| CN201945020U (en) | Solar and wind energy combined heat supply device | |
| CN114214176A (en) | Solar energy, ground source heat pump and methane tank, crops drying combined operation system | |
| CN207751052U (en) | A kind of solar energy heating device | |
| CN206387142U (en) | Combustion gas cold, heat and electricity triple supply system | |
| CN107131548B (en) | Electric boiler energy conservation and power supply system and its method | |
| CN204022820U (en) | A kind of cold, warm, hot, gas of optimization, electric five co-feeding systems | |
| CN205241695U (en) | Biogas engineering anaerobic digestion tank heating system | |
| CN211903027U (en) | Clean new forms of energy comprehensive utilization heating system in community | |
| CN204923479U (en) | Solar water -heating and marsh gas antithetical couplet confession system | |
| CN205069816U (en) | Green high -efficient energy device of cities and towns user | |
| CN201621768U (en) | Solar BIPV heating and lighting integrated control system | |
| CN219674494U (en) | Heat accumulation heating system with photovoltaic electrical heating | |
| CN220629213U (en) | Household thermoelectric complementary co-supply system based on solar energy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20141008 |
|
| EXPY | Termination of patent right or utility model |