CN105546836A - Centralized and indirect solar water heating system adopting non-electric auxiliary heat source - Google Patents
Centralized and indirect solar water heating system adopting non-electric auxiliary heat source Download PDFInfo
- Publication number
- CN105546836A CN105546836A CN201610065417.5A CN201610065417A CN105546836A CN 105546836 A CN105546836 A CN 105546836A CN 201610065417 A CN201610065417 A CN 201610065417A CN 105546836 A CN105546836 A CN 105546836A
- Authority
- CN
- China
- Prior art keywords
- water
- hot
- solar
- thermal source
- heating system
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 133
- 238000010438 heat treatment Methods 0.000 title claims abstract description 55
- 238000006073 displacement reaction Methods 0.000 claims abstract description 9
- 239000012141 concentrate Substances 0.000 claims description 13
- 239000008236 heating water Substances 0.000 claims description 3
- 239000013589 supplement Substances 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract 1
- 238000004134 energy conservation Methods 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 description 5
- 230000009977 dual effect Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S50/00—Arrangements for controlling solar heat collectors
- F24S50/40—Arrangements for controlling solar heat collectors responsive to temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D17/00—Domestic hot-water supply systems
- F24D17/0015—Domestic hot-water supply systems using solar energy
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D17/00—Domestic hot-water supply systems
- F24D17/02—Domestic hot-water supply systems using heat pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S20/00—Solar heat collectors specially adapted for particular uses or environments
- F24S20/40—Solar heat collectors combined with other heat sources, e.g. using electrical heating or heat from ambient air
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
The invention discloses a centralized and indirect solar water heating system adopting a non-electric auxiliary heat source. The centralized and indirect solar water heating system comprises a centralized solar hot water supply system and a non-electric auxiliary heat source system, wherein the centralized solar hot water supply system comprises a solar heat collector plate group, a heat collecting system circulating water pump, a displacement heat exchanger, a heat collecting system expansion tank, a hot-water system circulating water pump and a hot-water system expansion tank; the displacement heat exchanger is a double-coil displacement heat exchanger. The heat-collecting medium water of the centralized solar hot water supply system is introduced to a group of coil, and the hot water of the non-electric auxiliary heat source system is introduced to the other group of coil. The hot water of the non-electric auxiliary heat source system takes a heat hump, a boiler room or municipal hot water as a heat source, so that the defect that the area is insufficient when the solar water heating system of a huge building or a building group is provided with the heat collector is overcome, or the operating cost of auxiliary heating is reduced when sunlight is lacked; the relevant national energy conservation policy is met, and the supply quality and the assurance rate of the solar water heating system are increased.
Description
Technical field
The present invention relates to a kind of solar thermal collection system, especially a kind of solar energy of non-electrical auxiliary thermal source that adopts concentrates indirect thermal water system.
Background technology
Solar water heating system is the best hot water supply system of economy, but its function is subject to again the impact that intensity of solar radiation and heat collector are arranged, must have corresponding auxiliary heating system.
Electric energy is as the high-quality energy, and restriction is directly applied in heating, domestic hot-water supply as heat energy, clearly proposes in the relevant power saving regulations of country.Particularly auxiliary electrical heater should not be adopted in solar energy central hot water system design.
Live in opening in high-rise residential buildings that amount is many, the density of population is large, the impact such as added between architectural image, air-conditioning equipment, elevator(lift) machine room, water tank, pipeline takies, effectively arrange that the roof of solar thermal collector area can not meet the demand of preparation domestic hot-water.Want to meet instructions for use to have to strengthen auxiliary heating amount.Therefore external auxiliary thermal source concentrates indirect hot water necessary complement as solar energy is introduced.
Summary of the invention
Technical problem to be solved by this invention is, provide a kind of economizing on energy and electricity, automatic control level is high, and the solar energy of the employing non-electrical auxiliary thermal source that cost is low concentrates indirect thermal water system.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: a kind of solar energy of non-electrical auxiliary thermal source that adopts concentrates indirect thermal water system, comprise solar central hot-water supply system and non-electrical auxiliary thermal source hot-water heating system, described solar central hot-water supply system comprises the solar collector plate group connected by pipeline, collecting system water circulating pump, volumetric heat exchanger, collecting system expansion drum, hot-water heating system water circulating pump, hot-water heating system expansion drum, be arranged on multiple temperature sensor on pipeline and guide main-supply road and the major cycle water lines of user into, described volumetric heat exchanger is double-coil positive displacement heat exchanger, the collection heat medium water of solar central hot-water supply system accesses one group of coil pipe, the hot water of non-electrical auxiliary thermal source hot-water heating system accesses another group coil pipe, the hot water of non-electrical auxiliary thermal source hot-water heating system is with heat pump, boiler room or municipal hot water are thermal source, set temperature sensor and temperature control electromagnetic door on the introduction pipeline of non-electrical auxiliary thermal source hot-water heating system, hot-water heating system water circulating pump, solar energy heating water circulating pump, the temperature sensor that multiple temperature sensor of solar central hot-water supply system and auxiliary thermal source hot-water heating system are arranged and temperature control electromagnetic door, all be connected with temperature control switch controller and controlled by temperature control switch controller.
Between non-electrical auxiliary thermal source hot-water heating system supply channel and water return pipeline, be arranged through the bypass line of bypass solenoid valve gate control, bypass solenoid valve door is also controlled by temperature control switch controller.
Described double-coil positive displacement heat exchanger is the heat exchange coil being provided with two groups of independent operatings, can according to design temperature auto-controll operation wherein a group, and based on solar central hot-water supply system heat exchange, supplement and use the heat exchange of non-electrical auxiliary thermal source hot-water heating system, ensure hot water supply system's regular supply.
The invention has the beneficial effects as follows: be applicable to the occasion that most skyscraper solar water heating system especially has concentrated boiler room or municipal thermal source.Economizing on energy and electricity, automatic control level is high.The heating agent pipeline temperature difference is comparatively large, and investment comparatively economizes, and utilizes solar heat exchanger only to set up heat exchange coil simultaneously, also can reduce costs.Subregion is not needed at the groups of building heating agent of water rationing; Heating pipe network even can be utilized to carry auxiliary heat-exchanging heating agent, and cost is lower.
Accompanying drawing explanation
Fig. 1 is that the present invention adopts the solar energy of non-electrical auxiliary thermal source to concentrate indirect thermal water system structural representation.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
Operation principle and the prior art of solar central hot-water supply system of the present invention are identical, can with reference to prior art, so no longer describe, the difference of the present invention and prior art changes volume heat exchanger into dual coil pipes volume heat exchanger, automatically control auxiliary thermal source heat exchange of following up in time by temperature control and meet hot water instructions for use, preferentially adopt solar energy heating heat exchange again when solar thermal collection system can meet simultaneously.Be described in detail below:
As shown in Figure 1, the solar energy of employing non-electrical auxiliary thermal source of the present invention concentrates indirect thermal water system, comprise solar central hot-water supply system and non-electrical auxiliary thermal source hot-water heating system 10, described solar central hot-water supply system comprises the solar collector plate group 1 connected by pipeline, collecting system water circulating pump 5, volumetric heat exchanger 2, collecting system expansion drum 6, hot-water heating system water circulating pump 3, hot-water heating system expansion drum 4, be arranged on multiple temperature sensor on pipeline and guide main-supply road 7 and the major cycle water lines 8 of user into, described volumetric heat exchanger is double-coil positive displacement heat exchanger 2, the thermal-arrest heat medium water of solar central hot-water supply system accesses one group of coil pipe 19, the hot water of non-electrical auxiliary thermal source hot-water heating system 10 accesses another group coil pipe 9, the hot water of non-electrical auxiliary thermal source hot-water heating system 10 is with heat pump, boiler room or municipal hot water are thermal source, set temperature sensor T5 and temperature control electromagnetic door F1 on the introduction pipeline of non-electrical auxiliary thermal source hot-water heating system 10, hot-water heating system water circulating pump 3, solar energy heating water circulating pump 5, the temperature sensor that multiple temperature sensor of solar central hot-water supply system and auxiliary thermal source hot-water heating system 10 are arranged and temperature control electromagnetic door, all be connected with temperature control switch controller 11 and controlled by temperature control switch controller 11.
Between non-electrical auxiliary thermal source hot-water heating system 10 supply channel and water return pipeline, be arranged through the bypass line that bypass solenoid valve door F2 controls, bypass solenoid valve door F2 is also controlled by temperature control switch controller 11.
Described double-coil positive displacement heat exchanger 2 is for being provided with the heat exchange coil of two groups of independent operatings, can according to design temperature auto-controll operation wherein a group, and based on solar central hot-water supply system heat exchange, supplement and use the heat exchange of non-electrical auxiliary thermal source water system, ensure hot water supply system's regular supply.
In figure, RF represents roofing layer, and ~ F represents each floor, and-1F represents basement floor.
Specifically, when the water storage temperature T3 of dual coil pipes volume heat exchanger 2 is lower than 50 DEG C, and collector plate group place temperature T1 is lower than 50 DEG C, heat medium temperature T5 temperature is higher than 60 DEG C, automatically F1 is opened, chain closedown bypass solenoid valve door F2, provides the heat exchange coil heat exchange of heating agent to produce domestic hot-water by auxiliary thermal source; When the water storage temperature T3 of dual coil pipes volume heat exchanger 2 is lower than 50 DEG C, but when meeting the requirement of solar thermal collection system cycle heat exchange, or when water temperature in volume heat exchanger is higher than 50 DEG C, close temperature control electromagnetic F1, chainly open bypass solenoid valve door F2, be connected branch road pipeline section pipeline hot water circuit before ensureing valve with main pipe normal.When hot water circulating pump 3 inlet water temperature T4 is lower than 45 DEG C, and lower than in volume heat exchanger during hot water temperature T3, hot-water circulating pump 3 is opened.Otherwise, then termination of pumping.
Described system each temperature sensing point setting value as required, can be determined adjustment, description is only case voluntarily.
The present invention realizes based on solar energy heating hot water preparing system, introducing the auxiliary thermal source such as boiler room, municipal heating agent heat exchange hot water preparing is auxiliary system, meet heavy construction or groups of building solar water heating system when arranging that heat collector area is not enough or lack sunlight, auxiliary heating operating cost is adopted for reducing, meet the relevant energy saving policy of country, improve quality of supplying and the fraction of solar water heating system, adopt the solar energy of non-electrical auxiliary thermal source to concentrate the system of indirect hot water.Being particularly suitable for solar energy concentrates indirect thermal water system to coordinate auxiliary heating system with all kinds of heat pump, boiler heat source, municipal thermal source, avoids using high-quality electric energy heat hot water.
The thermal source of non-electrical auxiliary thermal source hot-water heating system 10 refers in particular to and adopts boiler, municipal heating power hot water or heat-pump hot-water, do not adopt electricity directly mode of heating produce thermal source hot water, and thermal source hot water is introduced solar energy be housed concentrate in the building of indirect heat exchange system.
The thermal medium of the present embodiment non-electrical auxiliary thermal source hot-water heating system is hot water.When external auxiliary heat source medium is vapour source, be still applicable to native system, just configure necessary annex by steam heat-exchanging equipment and pipeline requirement.
Above-described embodiment is only for illustration of technological thought of the present invention and feature, its object is to enable those skilled in the art understand content of the present invention and implement according to this, only can not limit the scope of the claims of the present invention with the present embodiment, namely the equal change done of all disclosed spirit or modification, still drop in the scope of the claims of the present invention.
Claims (3)
1. one kind adopts the solar energy of non-electrical auxiliary thermal source to concentrate indirect thermal water system, comprise solar central hot-water supply system and non-electrical auxiliary thermal source hot-water heating system (10), described solar central hot-water supply system comprises the solar collector plate group (1) connected by pipeline, collecting system water circulating pump (5), volumetric heat exchanger, collecting system expansion drum (6), hot-water heating system water circulating pump (3), hot-water heating system expansion drum (4), be arranged on multiple temperature sensor on pipeline and guide main-supply road (7) and the major cycle water lines (8) of user into, it is characterized in that, described volumetric heat exchanger is double-coil positive displacement heat exchanger (2), the collection heat medium water of solar central hot-water supply system accesses one group of coil pipe (19), the hot water of non-electrical auxiliary thermal source hot-water heating system (10) accesses another group coil pipe (9), the hot water of non-electrical auxiliary thermal source hot-water heating system (10) is with heat pump, boiler room or municipal hot water are thermal source, set temperature sensor (T5) and temperature control electromagnetic door (F1) on the introduction pipeline of non-electrical auxiliary thermal source system (10), hot-water heating system water circulating pump (3), solar energy heating water circulating pump (5), the temperature sensor of multiple temperature sensor of solar central hot-water supply system and the upper setting of auxiliary thermal source hot-water heating system (10) and temperature control electromagnetic door, all be connected with temperature control switch controller (11) and controlled by temperature control switch controller (11).
2. the solar energy of employing non-electrical auxiliary thermal source according to claim 1 concentrates indirect thermal water system, it is characterized in that, be arranged through in non-electrical auxiliary thermal source hot-water heating system (10) bypass line that bypass solenoid valve door (F2) controls between supply channel and water return pipeline, bypass solenoid valve door (F2) is also controlled by temperature control switch controller (11).
3. the solar energy of employing non-electrical auxiliary thermal source according to claim 1 concentrates indirect thermal water system, it is characterized in that, described double-coil positive displacement heat exchanger (2) is for being provided with the heat exchange coil of two groups of independent operatings, can according to design temperature auto-controll operation wherein a group, and based on solar central hot-water supply system heat exchange, supplement and use the heat exchange of non-electrical auxiliary thermal source hot-water heating system, ensure hot water supply system's regular supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610065417.5A CN105546836A (en) | 2016-01-29 | 2016-01-29 | Centralized and indirect solar water heating system adopting non-electric auxiliary heat source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610065417.5A CN105546836A (en) | 2016-01-29 | 2016-01-29 | Centralized and indirect solar water heating system adopting non-electric auxiliary heat source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105546836A true CN105546836A (en) | 2016-05-04 |
Family
ID=55826214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610065417.5A Pending CN105546836A (en) | 2016-01-29 | 2016-01-29 | Centralized and indirect solar water heating system adopting non-electric auxiliary heat source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105546836A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107525122A (en) * | 2017-10-19 | 2017-12-29 | 辽宁华赢节能环保科技有限公司 | A kind of multiple-energy-source heating system |
| CN108679860A (en) * | 2018-06-18 | 2018-10-19 | 山东小鸭新能源科技有限公司 | Solar energy and multi-energy complementary coupling combined supply system and operation method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101498467A (en) * | 2009-01-23 | 2009-08-05 | 曼瑞德自控系统（乐清）有限公司 | Double-heat source dwelling house comfortable integration system based on solar energy |
| CN201355136Y (en) * | 2009-01-23 | 2009-12-02 | 曼瑞德自控系统（乐清）有限公司 | A multi-heat source residential comfort integration system based on solar energy |
| WO2011142531A2 (en) * | 2010-05-13 | 2011-11-17 | 주식회사 경동나비엔 | Solar thermal system |
| CN104848309A (en) * | 2014-11-03 | 2015-08-19 | 高天红 | Solar heat collecting-supplying and domestic hot water heat exchanging unit |
| CN104848368A (en) * | 2014-10-22 | 2015-08-19 | 青岛万力科技有限公司 | Multiple heat source complementary type heat-exchange hot-water supply system |
| CN205373075U (en) * | 2016-01-29 | 2016-07-06 | 中国电建集团北京勘测设计研究院有限公司 | Adopt on -electrical auxiliary heat source's solar energy to concentrate indirect hot -water heating system |
-
2016
- 2016-01-29 CN CN201610065417.5A patent/CN105546836A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101498467A (en) * | 2009-01-23 | 2009-08-05 | 曼瑞德自控系统（乐清）有限公司 | Double-heat source dwelling house comfortable integration system based on solar energy |
| CN201355136Y (en) * | 2009-01-23 | 2009-12-02 | 曼瑞德自控系统（乐清）有限公司 | A multi-heat source residential comfort integration system based on solar energy |
| WO2011142531A2 (en) * | 2010-05-13 | 2011-11-17 | 주식회사 경동나비엔 | Solar thermal system |
| CN104848368A (en) * | 2014-10-22 | 2015-08-19 | 青岛万力科技有限公司 | Multiple heat source complementary type heat-exchange hot-water supply system |
| CN104848309A (en) * | 2014-11-03 | 2015-08-19 | 高天红 | Solar heat collecting-supplying and domestic hot water heat exchanging unit |
| CN205373075U (en) * | 2016-01-29 | 2016-07-06 | 中国电建集团北京勘测设计研究院有限公司 | Adopt on -electrical auxiliary heat source's solar energy to concentrate indirect hot -water heating system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107525122A (en) * | 2017-10-19 | 2017-12-29 | 辽宁华赢节能环保科技有限公司 | A kind of multiple-energy-source heating system |
| CN107525122B (en) * | 2017-10-19 | 2023-02-28 | 辽宁华赢节能环保科技有限公司 | Multi-energy heating system |
| CN108679860A (en) * | 2018-06-18 | 2018-10-19 | 山东小鸭新能源科技有限公司 | Solar energy and multi-energy complementary coupling combined supply system and operation method |
| CN108679860B (en) * | 2018-06-18 | 2024-03-08 | 山东小鸭新能源科技有限公司 | Solar energy and multi-energy complementary coupling co-generation system and operation method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108644866B (en) | A solar energy coupling water source heat pump heating system and using method | |
| CN201582900U (en) | All-weather intelligent solar energy heat collection co-generation system | |
| CN203489336U (en) | Multi-heat-source hot water system | |
| CN203758038U (en) | Solar auxiliary electric boiler heating and hot-water system | |
| CN203024251U (en) | Multi-energy integrated water heating system | |
| CN207741187U (en) | Solar heating system and solar energy system | |
| CN204026831U (en) | Constant temperature directly-heated solar water system | |
| CN204593566U (en) | Active solar energy and CO2 air heat source pump associating heating control system | |
| CN105546836A (en) | Centralized and indirect solar water heating system adopting non-electric auxiliary heat source | |
| WO2021238494A1 (en) | Smart solar water heater system | |
| CN202012982U (en) | Life hot water system with multiple heat sources which are complementary | |
| CN216844859U (en) | Solar energy combined radiation wall heating system | |
| CN205641131U (en) | Multiple tank formula solar heating system | |
| CN205373076U (en) | Thermal -arrest hot -water heating system is concentrated to solar energy with hot water source is assisted to on -electrical | |
| CN215723569U (en) | Water supply system for combined utilization of solar energy and fuel gas | |
| CN205373075U (en) | Adopt on -electrical auxiliary heat source's solar energy to concentrate indirect hot -water heating system | |
| CN211290275U (en) | Solar energy concurrent heating ware | |
| CN209978160U (en) | Phase-change heat storage based floor heating and hot water supply system | |
| CN202141192U (en) | A water source heat pump water heating device combined with a solar water heater | |
| CN208920181U (en) | Gas fired-boiler and solar energy energy mix heating system | |
| CN207797446U (en) | Soil source heat pump and solar energy combined heating system for improving source side inlet water temperature | |
| CN201836983U (en) | Centralized heat collection, household heat storage solar water heating system | |
| CN208349407U (en) | A kind of Intelligent warming way system | |
| CN211716674U (en) | Residential building cooling and heating integrated energy-saving system | |
| CN206131519U (en) | Triple compound ground source heat pump system based on solar thermal energy utilizes |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160504 |