CN101893283A - Intelligent hot water distribution multi-user solar water heating system - Google Patents
Intelligent hot water distribution multi-user solar water heating system Download PDFInfo
- Publication number
- CN101893283A CN101893283A CN 201010245910 CN201010245910A CN101893283A CN 101893283 A CN101893283 A CN 101893283A CN 201010245910 CN201010245910 CN 201010245910 CN 201010245910 A CN201010245910 A CN 201010245910A CN 101893283 A CN101893283 A CN 101893283A
- Authority
- CN
- China
- Prior art keywords
- water
- user
- hot water
- intelligent controller
- intelligent
- 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
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
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses an intelligent hot water distribution multi-user solar water heating system. The system comprises a solar heat collector, a water tank, user water-using terminals, a connecting water tank, a hot water output pipe of each user water-using terminal and a cold water input pipe of each user water-using terminal, wherein a first intelligent controller is arranged in front of each user water-using terminal; the water inlet end of the solar water collector is provided with a water level and water temperature sensor; the water tank is provided with a second intelligent controller; each intelligent controller comprises a microprocessor, a flow sensor, an electromagnetic valve, a temperature sensor, a display screen, a keyboard and a communication interface; the microprocessor is communicated with other components of the intelligent controller; and all intelligent controllers communicate with each other through a communication interface. The system has the advantages of remarkably enhancing solar energy utilization efficiency, reducing energy source consumption, meeting the requirement of most users in a user group on basic solar hot water amount to the maximum extent, allowing the users to set the hot water using mode and using amount of the system according to practical requirements, lowering system running difficulty and remarkably expanding the range of application.
Description
Technical field
The present invention relates to a kind of solar water heating system, specifically belong to a kind of intelligent hot water distribution multi-user solar water heating system.
Background technology
The human energy that consumes is growing; these energy are mostly from combustion of fossil fuels; this not only can make fossil fuel exhausted in advance; make the mankind be absorbed in energy crisis; and the carbon dioxide isothermal chamber gas of discharging becomes clear day by day greenhouse effects; have serious consequences, as disease and pest increase, that sea level rise, unusual weather conditions, oceanic winds explode is many, the soil is arid, the increase of desertification area, The grain yield drops etc., jeopardizes human existence.Clean energy resource is used in energy-saving and emission-reduction, has been not only the problem of fuel saving, but has been related to human lives's key issue.
Solar water heater is the most simple in the clean energy resource Application of Solar Energy, the most universal a kind of form.The solar water heater is a kind of device that utilizes solar energy with the water heating, is the New-type water heater that meets environmental protection, energy-saving safe, health.Every square metre of average each normal day at sunshine of solar thermal collector can produce the heat that is equivalent to 2.5 degree electricity, can save about 250 kilograms of standard coals every year, can discharge more than 700 kilogram of carbon dioxide less.The extensive utilization of solar water heater can improve the pollution situation of the earth in fuel saving, receive increasing concern.
Common solar water heating system comprises each door type and centralized at present.Described each door type is meant that every family has independently system of one's own, be independent of each other, there are not assignment of traffic problem and complicated control problem between each family, but because that hot water uses between each family is unbalanced, cause to make full use of the solar energy heating facility, solar energy utilization ratio is not high, and system pipeline is more, it is bigger to implement difficulty, makes cost higher relatively, as shown in Figure 1.Centralized being meant concentrated thermal-arrest and central heating, system integration degree height, pipeline is simple, the energy utilization rate height, but expense calculation of complex, as adopt gauge table to calculate owing to overall operation makes hot water amount's density unevenness weigh, perhaps adopt endless way of supplying water of fixedly collecting the hot water usage charges also can cause energy waste, or some user can't use hot water.
Summary of the invention
The present invention seeks to: a kind of intelligent hot water distribution multi-user solar water heating system is provided, efficiency of energy utilization improves, reduce energy resource consumption, can at utmost satisfy the hot water supply of most of users in the customer group, and way of supplying water is flexible, and the user can be provided with the hot water use amount according to actual needs.
Technical scheme of the present invention is: a kind of intelligent hot water distribution multi-user solar water heating system, comprise solar thermal collector, the water tank that is connected with solar thermal collector, a plurality of user's water terminals, a hot water delivery pipe who connects water tank and each user's water terminal, a cold water inlet pipe, before described each user's water terminal first intelligent controller is housed, described solar thermal collector water inlet end is equipped with second intelligent controller, on the described water tank level sensor is housed, described first intelligent controller and second intelligent controller include microprocessor, flow sensor, magnetic valve, temperature sensor, display screen, keyboard and communication interface, described flow sensor, magnetic valve, temperature sensor, display screen and communication interface are connected with microprocessor, between described first intelligent controller, first intelligent controller and second intelligent controller, solar thermal collector, communicate by communication interface between the water tank; Can expand some first intelligent controllers of connection and second intelligent controller on the bus of described communication interface, realize multiple function by different software.
One of further technical scheme of the present invention is: a kind of intelligent hot water distribution multi-user solar water heating system, comprise solar thermal collector, the water tank that is connected with solar thermal collector, a plurality of user's water terminals, a hot water delivery pipe who connects water tank and each user's water terminal, a cold water inlet pipe, before described each user's water terminal first intelligent controller is housed, described solar thermal collector water inlet end is equipped with second intelligent controller, on the described water tank level sensor is housed, described first intelligent controller and second intelligent controller include microprocessor, flow sensor, magnetic valve, temperature sensor, display screen, keyboard and communication interface, described flow sensor, magnetic valve, temperature sensor, display screen and communication interface are connected with microprocessor, between described first intelligent controller, first intelligent controller and second intelligent controller, solar thermal collector, communicate by communication interface between the water tank; Can expand some first intelligent controllers of connection and second intelligent controller on the bus of described communication interface, realize multiple function by different software; The flow sensor of described first intelligent controller is monitored the hot water flow of each user's water terminal, and first intelligent controller control closed electromagnetic valve stops to supply water when hot water flow reaches predefined setting.
Two of the further technical scheme of the present invention is: a kind of intelligent hot water distribution multi-user solar water heating system, comprise solar thermal collector, the water tank that is connected with solar thermal collector, a plurality of user's water terminals, a hot water delivery pipe who connects water tank and each user's water terminal, a cold water inlet pipe, before described each user's water terminal first intelligent controller is housed, described solar thermal collector water inlet end is equipped with second intelligent controller, on the described water tank level sensor is housed, described first intelligent controller and second intelligent controller include microprocessor, flow sensor, magnetic valve, temperature sensor, display screen, keyboard and communication interface, described flow sensor, magnetic valve, temperature sensor, display screen and communication interface are connected with microprocessor, between described first intelligent controller, first intelligent controller and second intelligent controller, solar thermal collector, communicate by communication interface between the water tank; Can expand some first intelligent controllers of connection and second intelligent controller on the bus of described communication interface, realize multiple function by different software; The flow sensor of described first intelligent controller is monitored the hot water heat of each user's water terminal, the hot water temperature of each user's water terminal of temperature sensor monitors, first intelligent controller control closed electromagnetic valve stops to supply water when the heat of used hot water reaches predefined setting.
The more detailed technical scheme of the present invention is: a kind of intelligent hot water distribution multi-user solar water heating system, comprise solar thermal collector, the water tank that is connected with solar thermal collector, a plurality of user's water terminals, a hot water delivery pipe who connects water tank and each user's water terminal, a cold water inlet pipe, before described each user's water terminal first intelligent controller is housed, described solar thermal collector water inlet end is equipped with second intelligent controller, on the described water tank level sensor is housed, described first intelligent controller and second intelligent controller include microprocessor, flow sensor, magnetic valve, temperature sensor, display screen, keyboard and communication interface, described flow sensor, magnetic valve, temperature sensor, display screen and communication interface are connected with microprocessor, between described first intelligent controller, first intelligent controller and second intelligent controller, solar thermal collector, communicate by communication interface between the water tank; Can expand some first intelligent controllers of connection and second intelligent controller on the bus of described communication interface, realize multiple function by different software; The flow sensor of described first intelligent controller is monitored the hot water flow of each user's water terminal, and first intelligent controller control closed electromagnetic valve stops to supply water when hot water flow reaches predefined setting; The flow sensor of described first intelligent controller is monitored the hot water heat of each user's water terminal, the hot water temperature of each user's water terminal of temperature sensor monitors, first intelligent controller control closed electromagnetic valve stops to supply water when the heat of used hot water reaches predefined setting; Described second intelligent controller detects the cold water inflow of water tank, the hot water water consumption that described first intelligent controller detects each user's water terminal is with the water consumption of calculating each resident family and the water rate of required payment, with Running-water Company charge system combined network communication the required expense of paying of each resident family directly counted in its running water bill; Described user selects water supply ways to restrain and hot water define objective value by first intelligent controller; Hot water temperature in the described temperature sensor monitors water tank is presented on the display screen by communication interface; Show water consumption, water volume that can be utilized on the described display screen; The auxiliary electric heater that is equipped with in the described water tank, described electric heater utilize water in the low ebb electric heating water tank to preset temperature when solar energy can't be satisfied the demand.
Advantage of the present invention is:
The invention provides a kind of economy reliable, use intelligent hot water distribution multi-user solar water heating system flexibly, this system significantly improves the utilization ratio of solar energy, and reduced energy resource consumption, can at utmost satisfy the basic solar heat water consumption of most of users in the customer group; The user can be provided with the hot water occupation mode and the use amount of system according to actual needs, has lowered the operation difficulty of system like this, and the scope of application can obviously be promoted.
Description of drawings
Below in conjunction with drawings and Examples the present invention is further described:
Fig. 1 is an each door type solar energy system structural representation in the prior art;
Fig. 2 is a system architecture schematic diagram of the present invention;
Fig. 3 is the schematic diagram of control device of the present invention;
Fig. 4 is a systematic schematic diagram of the present invention.
Wherein: 1 is solar thermal collector; 2 is water tank; 3 is user's water terminal; 4 is the hot water delivery pipe; 5 is cold water inlet pipe; 6 is first intelligent controller; 7 is second intelligent controller.
The specific embodiment
Embodiment: a kind of intelligent hot water distribution multi-user solar water heating system, as Fig. 2, shown in Figure 3, be that building building dwelling house is carried out centralized solar energy hot water supply, comprise solar thermal collector 1, the water tank 2 that is connected with solar thermal collector 1, six user's water terminals 3, a hot water delivery pipe 4 who connects water tank 2 and each user's water terminal 3, a cold water inlet pipe 5, before described each user's water terminal 3 first intelligent controller 6 is housed, described solar thermal collector 1 water inlet end is equipped with second intelligent controller 7, on the described water tank 2 level sensor is housed, described first intelligent controller 6 and second intelligent controller 7 include microprocessor, flow sensor, magnetic valve, temperature sensor, display screen, keyboard and communication interface, described flow sensor, magnetic valve, temperature sensor, display screen and communication interface are connected with microprocessor, between described first intelligent controller 6, first intelligent controller 6 and second intelligent controller 7, solar thermal collector 1, communicate by communication interface between the water tank 2; Can expand some first intelligent controllers 6 of connection and second intelligent controller 7 on the bus of described communication interface, satisfy long Distance Transmission and high rate data transmission, realize different functions and can expand other functions by various softwares.
Solar thermal collector 1 can adopt pipeline tandem or parallel heat collector, be provided with circulating line between solar thermal collector 1 and the water tank 2, hot water delivery pipe 4 is connected to each user's water terminal 3, user's water terminal 3 can increase according to actual conditions, hot water delivery pipe 4 can connect the backwater circulation pipeline to water tank, make hot water delivery pipe 4 consistent, on the circulating line circulating pump can be set in case of necessity with the supply water temperature of water tank 2.
System is controlled by microprocessor, obtains flow when preceding pipeline by flow sensor, so that statistics.First intelligent controller 6 and second intelligent controller 7 all have a display screen, switch content displayed by keyboard.Control current by the control magnetic valve, after reaching supply and limiting the quantity of, cutting-off valve stops to supply water.Temperature sensor detection active user's room temperature is provided, detects the water temperature of the valve of flowing through by cooling-water temperature sensor.System powers by 220V, through step-down rectifier rear drive microprocessor and magnetic valve.
Described system can adopt the quantitative mode of flow to each user's water terminal 3 hot-water supply, and promptly each user is provided with required hot water amount according to the actual conditions of oneself, usually by day calculating.The flow sensor of first intelligent controller 6 is monitored the hot water flow of each user's water terminal 3, and first intelligent controller, 6 control closed electromagnetic valves stop to supply water when hot water flow reaches predefined setting.
Described system can also adopt the quantitative mode of heat to each user's water terminal 3 hot-water supply, being each user is provided with the heat of required hot water according to oneself actual conditions, the heat of hot water calculates with hot water temperature and hot water amount's product, usually by day calculating.The flow sensor of described first intelligent controller 6 is monitored the hot water heat of each user's water terminal 3, the hot water temperature of each user's water terminal 3 of temperature sensor monitors, first intelligent controller, 6 control closed electromagnetic valves stop to supply water when the heat of used hot water reaches predefined setting.
Described first intelligent controller 6 can carry out communication by communication interface and other first intelligent controllers 6, as shown in Figure 4.At some in particular cases, as the user go out, unmanned in a period of time in the user family, at this moment this user's hot water use amount reduces or does not use, then the user's network interaction function that can utilize first intelligent controller 6 transfers the not enough user who uses of other hot water with the available hot water of oneself, reach the optimization reasonable distribution of hot water supply, improve making full use of of solar heat efficient, loss cuts down the consumption of energy.
Described second intelligent controller 7 detects the cold water inflow of water tank 2, the hot water water consumption that described first intelligent controller 6 detects each user's water terminal 3 is with the water consumption of calculating each resident family and the water rate of required payment, with Running-water Company charge system combined network communication the required expense of paying of each resident family directly counted in its running water bill; Described user selects water supply ways to restrain and hot water define objective value by first intelligent controller 6; Hot water temperature in the described temperature sensor monitors water tank 2 is presented on the display screen by communication interface.The user can also be according to actual needs on display screen inquiry when daily water consumption, the same day water volume that can be utilized, appointed date water consumption, water consumption per month, hot water cost of use etc.
In the described water tank 2 auxiliary firing equipment is installed, as electric heater, can not satisfy under user's needs situation at dependence solar energy such as weather cold, weather wet weather, can utilize the electric heater in the water tank 2, it is set when low power consumption, utilizes cheap low ebb electricity that the water in the water tank 2 is heated to required temperature, for interior hot water use of time need one day after.
The invention provides a kind of economy reliable, use intelligent hot water distribution multi-user solar water heating system flexibly, this system significantly improves the utilization ratio of solar energy, and reduced energy resource consumption, can at utmost satisfy the basic solar heat water consumption of most of users in the customer group; The user can be provided with the hot water occupation mode and the use amount of system according to actual needs, has lowered the operation difficulty of system like this, can at utmost satisfy user's personalized requirement, and the scope of application can obviously be promoted.
Below only be concrete exemplary applications of the present invention, protection scope of the present invention is not constituted any limitation.In addition to the implementation, the present invention can also have other embodiment.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the present invention's scope required for protection.
Claims (9)
1. intelligent hot water distribution multi-user solar water heating system, comprise solar thermal collector (1), the water tank (2) that is connected with solar thermal collector (1), a plurality of user's water terminals (3), a hot water delivery pipe (4) who connects water tank (2) and each user's water terminal (3), a cold water inlet pipe (5), it is characterized in that: preceding first intelligent controller (6) that is equipped with of described each user's water terminal (3), described solar thermal collector (1) water inlet end is equipped with second intelligent controller (7), described water tank is equipped with level sensor on (2), described first intelligent controller (6) and second intelligent controller (7) include microprocessor, flow sensor, magnetic valve, temperature sensor, display screen, keyboard and communication interface, described flow sensor, magnetic valve, temperature sensor, display screen and communication interface are connected with microprocessor, between described first intelligent controller (6), first intelligent controller (6) and second intelligent controller (7), solar thermal collector (1), water tank communicates by communication interface between (2).
2. intelligent hot water distribution multi-user solar water heating system according to claim 1, it is characterized in that: can expand connection some first intelligent controllers (6) and second intelligent controller (7) on the bus of described communication interface, realize multiple function by different software.
3. intelligent hot water distribution multi-user solar water heating system according to claim 1, it is characterized in that: the flow sensor of described first intelligent controller (6) is monitored the hot water flow of each user's water terminal (3), and first intelligent controller (6) control closed electromagnetic valve stops to supply water when hot water flow reaches predefined setting.
4. intelligent hot water distribution multi-user solar water heating system according to claim 1, it is characterized in that: the flow sensor of described first intelligent controller (6) is monitored the hot water heat of each user's water terminal (3), the hot water temperature of each user's water terminal (3) of temperature sensor monitors, first intelligent controller (6) control closed electromagnetic valve stops to supply water when the heat of used hot water reaches predefined setting.
5. intelligent hot water distribution multi-user solar water heating system according to claim 1, it is characterized in that: described second intelligent controller (7) detects the cold water inflow of solar thermal collector (1), the hot water water consumption that described first intelligent controller (6) detects each user's water terminal (3) is with the water consumption of calculating each resident family and the water rate of required payment, with Running-water Company charge system combined network communication the required expense of paying of each resident family directly counted in its running water bill.
6. intelligent hot water distribution multi-user solar water heating system according to claim 1 is characterized in that: described user selects water supply ways to restrain and hot water define objective value by first intelligent controller (6).
7. intelligent hot water distribution multi-user solar water heating system according to claim 1 is characterized in that: the hot water temperature in the described temperature sensor monitors water tank (2) is presented on the display screen by communication interface.
8. intelligent hot water distribution multi-user solar water heating system according to claim 1 is characterized in that: show water consumption, water volume that can be utilized on the described display screen.
9. intelligent hot water distribution multi-user solar water heating system according to claim 1, it is characterized in that: the auxiliary electric heater that is equipped with in the described water tank (2), described electric heater utilize water in the low ebb electric heating water tank (2) to preset temperature when solar energy can't be satisfied the demand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010245910 CN101893283A (en) | 2010-08-05 | 2010-08-05 | Intelligent hot water distribution multi-user solar water heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010245910 CN101893283A (en) | 2010-08-05 | 2010-08-05 | Intelligent hot water distribution multi-user solar water heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101893283A true CN101893283A (en) | 2010-11-24 |
Family
ID=43102557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010245910 Pending CN101893283A (en) | 2010-08-05 | 2010-08-05 | Intelligent hot water distribution multi-user solar water heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101893283A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155760A (en) * | 2011-04-15 | 2011-08-17 | 广州迪森家用锅炉制造有限公司 | Method for controlling solar water heaters centrally |
| CN102734954A (en) * | 2011-03-29 | 2012-10-17 | 杨敏杰 | Multiuser operation display for solar water heater |
| CN102927614A (en) * | 2012-09-13 | 2013-02-13 | 翟飞雄 | Full-automatic heat-storage solar intelligent central heating hot water system |
| CN103822363A (en) * | 2013-12-09 | 2014-05-28 | 朱明龙 | Solar energy applied product power sine wave rule and coping-multifamily sharing method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1936436A (en) * | 2006-09-30 | 2007-03-28 | 李洪良 | Integrated solar hot water supplying method and system |
-
2010
- 2010-08-05 CN CN 201010245910 patent/CN101893283A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1936436A (en) * | 2006-09-30 | 2007-03-28 | 李洪良 | Integrated solar hot water supplying method and system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734954A (en) * | 2011-03-29 | 2012-10-17 | 杨敏杰 | Multiuser operation display for solar water heater |
| CN102155760A (en) * | 2011-04-15 | 2011-08-17 | 广州迪森家用锅炉制造有限公司 | Method for controlling solar water heaters centrally |
| CN102927614A (en) * | 2012-09-13 | 2013-02-13 | 翟飞雄 | Full-automatic heat-storage solar intelligent central heating hot water system |
| CN102927614B (en) * | 2012-09-13 | 2016-06-08 | 翟飞雄 | A kind of full-automatic direet-heating type central authorities sun power concentrates intelligent heating hot-water system |
| CN103822363A (en) * | 2013-12-09 | 2014-05-28 | 朱明龙 | Solar energy applied product power sine wave rule and coping-multifamily sharing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201412910Y (en) | Hot water device taking air source heat pump and solar energy as heat sources | |
| CN101666519A (en) | Solar heating device | |
| CN104697182A (en) | Housing-concentrated solar water heating system | |
| CN201391932Y (en) | Double-heat source integrated system based on solar energy for comforting house | |
| CN201463076U (en) | Solar energy ground heating apparatus | |
| CN101893283A (en) | Intelligent hot water distribution multi-user solar water heating system | |
| CN201926135U (en) | Hot water supply system adopting solar energy as primary heat source | |
| CN107726435A (en) | A kind of solar energy intelligent heating device | |
| CN202008191U (en) | Instant-heating type solar heating and heat supplying system | |
| CN102235715A (en) | Solar water heating system with double water tanks | |
| CN105605651A (en) | Gas-fired boiler and distributed off-peak electricity boiler joint heat supply system and method | |
| CN209263107U (en) | Pneumoelectric composite heating water heater | |
| CN111561729A (en) | Intelligent adjusting device based on solar heating and gas heating | |
| CN101586827B (en) | Solar ground heating system | |
| CN203349380U (en) | Constant temperature automatic control heat supply circulating dynamic equilibrium system | |
| CN101939595A (en) | A thermal store | |
| CN206724288U (en) | Electric accumulation of heat intelligent warming device | |
| CN204554980U (en) | The centralized solar water heating system of a kind of house | |
| CN203704202U (en) | Solar battery heating plate water filtering air conditioning system for swimming pool | |
| CN204574343U (en) | Each door type phase change energy-storage type solar water heating air conditioning | |
| CN102927614B (en) | A kind of full-automatic direet-heating type central authorities sun power concentrates intelligent heating hot-water system | |
| CN209263110U (en) | Solar heat pump combined heated device | |
| CN2793618Y (en) | Automatic hot-water supplying system with solar-air source | |
| CN202734044U (en) | Water mixing module | |
| CN202855786U (en) | Solar photovoltaic and photothermal integrated device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20101124 |