CN203024251U - Multi-energy integrated water heating system - Google Patents
Multi-energy integrated water heating system Download PDFInfo
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- CN203024251U CN203024251U CN 201220735470 CN201220735470U CN203024251U CN 203024251 U CN203024251 U CN 203024251U CN 201220735470 CN201220735470 CN 201220735470 CN 201220735470 U CN201220735470 U CN 201220735470U CN 203024251 U CN203024251 U CN 203024251U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 149
- 238000010438 heat treatment Methods 0.000 title claims abstract description 47
- 230000036541 health Effects 0.000 claims description 21
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 11
- 230000000740 bleeding effect Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000002737 fuel gas Substances 0.000 abstract 5
- 230000007547 defect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 30
- 239000000567 combustion gas Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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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
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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
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model discloses a multi-energy integrated water heating system. The multi-energy integrated water heating system comprises a solar heating device, a fuel gas wall-hanging stove heating device, an air energy heating device, a water tank and a main control unit, wherein a solar heat exchanging coil pipe is connected with a water inlet pipe and a water outlet pipe of a solar water collector to form a water circulating loop; a wall-hanging stove heat exchanging coil pipe is connected with a water inlet pipe and a water outlet pipe of the fuel gas wall-hanging stove heating device to form a water circulating loop; the solar heat exchanging coil pipe, the wall-hanging stove heat exchanging coil pipe and a condenser of the air energy heating device are arranged in the water tank; and the output end of the main control unit is electrically connected with a solar circulating water pump, an air energy circulating pump and a fuel gas circulating pump. According to the multi-energy integrated water heating system, the advantages of the solar water heater, the air energy heat pump water heater and the fuel gas wall-hanging stove water heater are integrated, and the respective defects of the heaters are made up, so that high efficiency and energy saving are achieved on the condition of ensuring hot water supply; and meanwhile, the fuel gas wall-hanging stove heating device is connected with a floor-heating heat exchange system, so that the utilization rate of energy is improved.
Description
Technical field
The utility model relates to a kind of hot-water heating system, and particularly a kind of integration utilizes the integrated hot-water heating system of multiple-energy-source of solar energy, air energy and combustion gas.
Background technology
Solar energy, air can be all the inexhaustible energy, and it can be to environment, yet traditional solar water heater is not in the situation that have the sun not work, although the solar water heater of auxiliary electrical heating function is also arranged, but it is power consumption comparatively, and electric heater unit is placed in water for a long time, easily causes the potential safety hazards such as electric leakage; Air energy heat pump water heater is to utilize compressor that airborne low temperature heat energy is converted into a kind of water heater that high temperature heat heats water temperature, its energy-efficient solar water heater that is only second to, but it can not be worked in the low-down situation of temperature.At present, use more fuel wall hanging stove water heater to adopt combustion gas as the energy because of it, work is not limited by natural environmental condition, can realize continuous supplying to, but combustion gas is non-renewable resources, use cost is high.
The utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of multiple-energy-source integrated hot-water heating system, it can integrate the strong point of solar water heater, air energy heat pump water heater and fuel wall hanging stove water heater, make up defective separately, put forward high-octane utilization rate, use in the situation that ensure hot water, accomplish energy-efficient.
The technical scheme that its technical problem that solves the utility model adopts is:
the integrated hot-water heating system of a kind of multiple-energy-source, comprise solar heat collector, the burnt gas wall hanging furnace heater, air energy heater, water tank and main control unit, described water tank is provided with running water water inlet and health hot water delivery port, solar heat collector comprises solar heat-collection plate, solar energy catchment device and solar heat-exchange coil pipe, be connected with the solar energy water circulating pump on the water inlet pipe of solar energy catchment device, advancing of solar energy catchment device, outlet pipe and solar heat-exchange coil pipe are connected to form water-flow circuit, the burnt gas wall hanging furnace heater comprises gas circulation pump and wall-hung boiler heat exchange coil, advancing of burnt gas wall hanging furnace heater, outlet pipe and wall-hung boiler heat exchange coil are connected to form water-flow circuit, air can comprise compressor by heater, air energy circulating pump and condenser, described solar heat-exchange coil pipe, wall-hung boiler heat exchange coil and condenser are arranged in water tank, the output of main control unit and solar energy water circulating pump, air can circulating pump and gas circulation pump electrical connection.
As improvement of the technical scheme, described water tank is provided with the water tank upper temperature sensor that is installed on water tank upper, solar energy catchment device is provided with the solar energy catchment device temperature sensor that carries out the temperature reference with the water tank upper temperature sensor, and solar energy catchment device temperature sensor, water tank upper temperature sensor are connected with the input of main control unit.
As further improvement in the technical proposal, described water tank also is provided with the water tank temperature of lower sensor that is installed on the water tank bottom, and water tank temperature of lower sensor is connected with the input of main control unit.
Further, described water tank also is provided with the health hot water water return outlet, is provided with the backwater water pump on health hot water water return outlet and pipeline that the health hot water delivery port is connected.
Further, described solar energy catchment device is provided with the air bleeding valve for heat radiation.
Further, described air can also comprise evaporimeter, blower fan and four way solenoid valve by heater, four way solenoid valve be connected in parallel compressor, evaporimeter and condenser, be connected with restricting element on pipeline between condenser and evaporimeter, compressor, evaporimeter, blower fan and four way solenoid valve are connected with the output of main control unit, and the input of main control unit is connected with the environment temperature sensor for detection of outdoor environment temperature.
Further, described burnt gas wall hanging furnace heater is connected with the floor heating heat exchange system.
Further, described floor heating heat exchange system is provided with inlet tube and outlet tube, be connected with three-way magnetic valve on the outlet pipe of described burnt gas wall hanging furnace heater, three-way magnetic valve is connected with the water inlet pipe of floor heating heat exchange system, the outlet pipe of floor heating heat exchange system is communicated with the water inlet pipe of burnt gas wall hanging furnace heater, and three-way magnetic valve is connected with the output of main control unit.
The beneficial effects of the utility model are: the utility model is by being arranged at solar heat-exchange coil pipe, wall-hung boiler heat exchange coil and the condenser in water tank, solar heat collector, burnt gas wall hanging furnace heater and air can be integrated utilization by heater, sun-drenched the time, take full advantage of solar heat collector and heat; In the unappeasable situation of solar energy, utilize air to heat by heater; In the situation that temperature is too low and there is no solar energy, utilize the burnt gas wall hanging furnace heater to heat, thereby guaranteed under any circumstance to have hot water to use, farthest utilized high energy efficiency and clear energy sources simultaneously.In addition, the burnt gas wall hanging furnace heater is connected with the floor heating heat exchange system, in the situation that do not affect the water tank heat supply, can utilize the burnt gas wall hanging furnace heater to carry out heat supply to the floor heating heat-exchange system, has improved capacity usage ratio of the present utility model.
Description of drawings
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structure principle chart of the present utility model;
Fig. 2 is the annexation figure of the main control unit in the utility model.
The specific embodiment
see figures.1.and.2, it is a preferred embodiment of the present utility model, the integrated hot-water heating system of a kind of multiple-energy-source comprises solar heat collector 1, burnt gas wall hanging furnace heater 3, air energy heater 2, water tank 5 and main control unit, described solar heat collector 1 comprises solar heat-collection plate 11, solar energy catchment device 12 and solar heat-exchange coil pipe 15, solar energy catchment device 12 be connected with into, outlet pipe and solar energy running water water inlet pipe 13, be connected with solar energy water circulating pump 6 on the water inlet pipe of solar energy catchment device 12, advancing of solar energy catchment device 12, outlet pipe and solar heat-exchange coil pipe 15 are connected to form water-flow circuit.Described burnt gas wall hanging furnace heater 3 comprises gas circulation pump (not shown), wall-hung boiler heat exchange coil 36, combustion gas running water water inlet 34, gas inlet 33, combustion gas health hot water delivery port 32, heating system water return outlet 35 and heating system delivery port 31, heating system water return outlet 35, heating system delivery port 31 are connected by inlet tube and outlet tube with water tank 5 respectively, and the inlet tube and outlet tube of burnt gas wall hanging furnace heater 3 and wall-hung boiler heat exchange coil 36 are connected to form water-flow circuit.Described air can comprise compressor 21, condenser 26, evaporimeter 22, blower fan 23 and four way solenoid valve 27 by heater 2, four way solenoid valve 27 be connected in parallel compressor 21, evaporimeter 22 and condenser 26 are connected with restricting element 24 on the pipeline between condenser 26 and evaporimeter 22.Described compressor 21, evaporimeter 22, blower fan 23 and four way solenoid valve 27 are connected with the output of main control unit, and the input of main control unit is connected with the environment temperature sensor for detection of outdoor environment temperature.
Described solar heat-exchange coil pipe 15, wall-hung boiler heat exchange coil 36 and condenser 26 are arranged in water tank 5, and the output of described main control unit is electrically connected to solar energy water circulating pump 6, air energy circulating pump 25 and gas circulation pump.Solar heat-exchange coil pipe 15, wall-hung boiler heat exchange coil 36 and condenser 26 heat the health water in water tank 5 with the loop heating system of a sealing of each self-forming of 3 heaters respectively, avoid water tank 5 interior health water to contact with the part of each heater and produce incrustation scale, avoid on the one hand the health water in water tank 5 to be polluted, improved on the other hand the service life of water tank 5 and each heater.
Further, described burnt gas wall hanging furnace heater 3 is connected with floor heating heat exchange system 4.Described floor heating heat exchange system (4) is provided with inlet tube and outlet tube, be connected with three-way magnetic valve 8 on the outlet pipe of described burnt gas wall hanging furnace heater 3, three-way magnetic valve 8 is connected with the water inlet pipe of floor heating heat exchange system 4, the outlet pipe of floor heating heat exchange system 4 is communicated with the water inlet pipe of burnt gas wall hanging furnace heater 3, and three-way magnetic valve 8 is connected with the output of main control unit.
Described water tank 5 is provided with running water water inlet 53 and health hot water delivery port 54, preferably, water tank 5 also is provided with health hot water water return outlet 55, health hot water water return outlet 55 is connected with the health hot water delivery port and is provided with backwater water pump 7 on the pipeline that connects, backwater water pump 7 makes health hot water flow to that health hot water use side 9 is more smooth and easy in the water tank 5 everywhere, and has guaranteed the stable of hydraulic pressure.
because the temperature of water tank 5 is that high bottom, top is low, when differing too large for fear of water tank 5 top and the bottom temperature, the heat on water tank 5 tops is taken away in water tank 5 bottoms, the utility model adopts solar energy catchment device temperature and water tank 5 upper temps to recently opening solar heat collector 1, be that described water tank 5 is provided with the water tank upper temperature sensor 51 that is installed on water tank 5 tops, solar energy catchment device 12 is provided with the solar energy catchment device temperature sensor that carries out the temperature reference with water tank upper temperature sensor 51, the solar energy catchment device temperature sensor, water tank upper temperature sensor 51 is connected with the input of main control unit.Simultaneously also because the otherness of water tank 5 top and the bottom temperature, for more accurate, more safely the health water in water tank 5 are heated, the utility model employing water tank top and the bottom temperature sensor is controlled solar heat collector 1, burnt gas wall hanging furnace heater 3 and air energy heater 2, described water tank 5 also is provided with the water tank temperature of lower sensor 52 that is installed on water tank 5 bottoms, and water tank temperature of lower sensor 52 is connected with the input of main control unit.
Further, described solar energy catchment device 12 is provided with the air bleeding valve 14 for heat radiation, when main control unit detects water tank 5 upper temps greater than certain certain value (as 90 ℃), open the steam that air bleeding valve 14 is discharged in solar energy catchment device 12, take away heat by steam and reduce the interior temperature of solar energy catchment device 12, and then reduce the temperature of the interior health water of water tank 5 by 15 heat exchange of solar heat-exchange coil pipe, when water tank 5 upper temps dropped to less than certain certain value (as 75 ℃), main control unit was closed air bleeding valve 14.
Operation principle of the present utility model: when solar energy was sufficient, high water tank 5 upper temps of temperature that main control unit detects solar energy catchment device 12 necessarily set value (as 10 ℃), and the health water that starts in 6 pairs of water tanks of solar energy water circulating pump 5 heats; Weak or during without sunlight when solar energy, due in set time every day section (as 15:00 ~ 00:00), main control unit all can detect water tank 5 temperature of lower and whether reach setting value, in case water tank 5 temperature of lower do not reach setting value in the set time section, and environment temperature can allow in the scope of work by heater 2 at air, and air can be set to open in the automatic mode situation by heater 2, main control unit starts compressor 21, blower fan 23, evaporimeter 22 and air energy circulating pump 25, utilizes air to heat by heater 2; Do not arrive setting value in the set time section when water tank 5 temperature of lower, and environment temperature can heater 2 when allowing the temperature (as-5 ℃) of work lower than air, be at burnt gas wall hanging furnace heater 3 and open under automatic mode, main control unit starts gas circulation pump and controls three-way magnetic valve 8 actions, connect the water inlet pipe pipeline of combustion gas heat exchange coil and burnt gas wall hanging furnace heater 3, utilize burnt gas wall hanging furnace heater 3 to heat, thereby guarantee under any circumstance to have hot water to use, farthest utilized high energy efficiency and clear energy sources simultaneously.When water tank 5 temperature of lower reach setting value, available main control unit is controlled three-way magnetic valve 8, the outlet pipe of connection floor heating heat exchange system 4 and the water inlet pipe of burnt gas wall hanging furnace heater 3, realize the heat supply of 3 pairs of floor heating heat-exchange systems 4 of burnt gas wall hanging furnace heater, improve capacity usage ratio of the present utility model.Certainly, air energy heater 2, burnt gas wall hanging furnace heater 3 are except opening automatic mode, can also be to be in the forced working pattern, namely artificially enforced opening or close air can heater 2, burnt gas wall hanging furnace heater 3, its duty has nothing to do with the temperature that main control unit detects.
the above, it is only preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, although the utility model discloses as above with preferred embodiment, yet be not to limit the utility model, any those skilled in the art, within not breaking away from the technical solution of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, any simple modification that foundation technical spirit of the present utility model is done above embodiment, equivalent variations and modification, the content that all belongs to technical solutions of the utility model.
Claims (8)
1. integrated hot-water heating system of multiple-energy-source, it is characterized in that: comprise solar heat collector (1), burnt gas wall hanging furnace heater (3), air energy heater (2), water tank (5) and main control unit, described water tank (5) is provided with running water water inlet (53) and health hot water delivery port (54), solar heat collector (1) comprises solar heat-collection plate (11), solar energy catchment device (12) and solar heat-exchange coil pipe (15), be connected with solar energy water circulating pump (6) on the water inlet pipe of solar energy catchment device (12), advancing of solar energy catchment device (12), outlet pipe and solar heat-exchange coil pipe (15) are connected to form water-flow circuit, burnt gas wall hanging furnace heater (3) comprises gas circulation pump and wall-hung boiler heat exchange coil (36), advancing of burnt gas wall hanging furnace heater (3), outlet pipe and wall-hung boiler heat exchange coil (36) are connected to form water-flow circuit, air can comprise compressor (21) by heater (2), air energy circulating pump (25) and condenser (26), described solar heat-exchange coil pipe (15), wall-hung boiler heat exchange coil (36) and condenser (26) are arranged in water tank (5), the output of main control unit and solar energy water circulating pump (6), air can circulating pump (25) and gas circulation pump electrical connection.
2. the integrated hot-water heating system of a kind of multiple-energy-source according to claim 1, it is characterized in that: described water tank (5) is provided with the water tank upper temperature sensor (51) that is installed on water tank (5) top, solar energy catchment device (12) is provided with the solar energy catchment device temperature sensor that carries out the temperature reference with water tank upper temperature sensor (51), and solar energy catchment device temperature sensor, water tank upper temperature sensor (51) are connected with the input of main control unit.
3. the integrated hot-water heating system of a kind of multiple-energy-source according to claim 2, it is characterized in that: described water tank (5) also is provided with the water tank temperature of lower sensor (52) that is installed on water tank (5) bottom, and water tank temperature of lower sensor (52) is connected with the input of main control unit.
4. the integrated hot-water heating system of a kind of multiple-energy-source according to claim 1, it is characterized in that: described water tank (5) also is provided with health hot water water return outlet (55), and health hot water water return outlet (55) is connected 54 with the health hot water delivery port) be provided with backwater water pump (7) on the pipeline that connects.
5. the integrated hot-water heating system of a kind of multiple-energy-source according to claim 1 is characterized in that: described solar energy catchment device (12) is provided with the air bleeding valve (14) for heat radiation.
6. the integrated hot-water heating system of a kind of multiple-energy-source according to claim 1, it is characterized in that: described air can also comprise evaporimeter (22) by heater (2), blower fan (23) and four way solenoid valve (27), four way solenoid valve (27) compressor (21) that is connected in parallel, evaporimeter (22) and condenser (26), be connected with restricting element (24) on pipeline between condenser (26) and evaporimeter (22), compressor (21), evaporimeter (22), blower fan (23) and four way solenoid valve (27) are connected with the output of main control unit, the input of main control unit is connected with the environment temperature sensor for detection of outdoor environment temperature.
7. the integrated hot-water heating system of a kind of multiple-energy-source according to claim 1, it is characterized in that: described burnt gas wall hanging furnace heater (3) is connected with floor heating heat exchange system (4).
8. the integrated hot-water heating system of a kind of multiple-energy-source according to claim 7, it is characterized in that: described floor heating heat exchange system (4) is provided with inlet tube and outlet tube, be connected with three-way magnetic valve (8) on the outlet pipe of described burnt gas wall hanging furnace heater (3), three-way magnetic valve (8) is connected with the water inlet pipe of floor heating heat exchange system (4), the outlet pipe of floor heating heat exchange system (4) is communicated with the water inlet pipe of burnt gas wall hanging furnace heater (3), and three-way magnetic valve (8) is connected with the output of main control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220735470 CN203024251U (en) | 2012-12-27 | 2012-12-27 | Multi-energy integrated water heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220735470 CN203024251U (en) | 2012-12-27 | 2012-12-27 | Multi-energy integrated water heating system |
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| CN203024251U true CN203024251U (en) | 2013-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220735470 Withdrawn - After Issue CN203024251U (en) | 2012-12-27 | 2012-12-27 | Multi-energy integrated water heating system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017245A (en) * | 2012-12-27 | 2013-04-03 | 法罗力热能设备(中国)有限公司 | Multi-energy integrated water heating system |
| EP2829818A2 (en) * | 2013-07-26 | 2015-01-28 | GD Midea Heating & Ventilating Equipment Co., Ltd. | Heat pump water heater |
| CN105874285A (en) * | 2016-04-06 | 2016-08-17 | 吴鹏 | Boiler water temperature control method and system |
| CN107238210A (en) * | 2017-06-30 | 2017-10-10 | 四川聚春能源开发有限公司 | A kind of special unit multifunctional solar water heater in plateau |
| CN108006805A (en) * | 2017-12-28 | 2018-05-08 | 吉林省大维科技发展有限公司 | A kind of combination heating system of air energy heat pump and solar energy heat collector |
| CN109724262A (en) * | 2018-12-29 | 2019-05-07 | 广东万和新电气股份有限公司 | A kind of multiple air combat device, hot-water heating system and the control method of hot-water heating system |
-
2012
- 2012-12-27 CN CN 201220735470 patent/CN203024251U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017245A (en) * | 2012-12-27 | 2013-04-03 | 法罗力热能设备(中国)有限公司 | Multi-energy integrated water heating system |
| CN103017245B (en) * | 2012-12-27 | 2015-08-19 | 法罗力热能设备(中国)有限公司 | The integrated hot-water heating system of a kind of multiple-energy-source |
| EP2829818A2 (en) * | 2013-07-26 | 2015-01-28 | GD Midea Heating & Ventilating Equipment Co., Ltd. | Heat pump water heater |
| CN104344555A (en) * | 2013-07-26 | 2015-02-11 | 合肥美的暖通设备有限公司 | Heat pump water heater |
| CN105874285A (en) * | 2016-04-06 | 2016-08-17 | 吴鹏 | Boiler water temperature control method and system |
| CN107238210A (en) * | 2017-06-30 | 2017-10-10 | 四川聚春能源开发有限公司 | A kind of special unit multifunctional solar water heater in plateau |
| CN108006805A (en) * | 2017-12-28 | 2018-05-08 | 吉林省大维科技发展有限公司 | A kind of combination heating system of air energy heat pump and solar energy heat collector |
| CN109724262A (en) * | 2018-12-29 | 2019-05-07 | 广东万和新电气股份有限公司 | A kind of multiple air combat device, hot-water heating system and the control method of hot-water heating system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130626 Effective date of abandoning: 20150819 |
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| RGAV | Abandon patent right to avoid regrant |