CN201854223U - Solar photo-thermal semiconductor temperature-difference generating hot water system - Google Patents
Solar photo-thermal semiconductor temperature-difference generating hot water system Download PDFInfo
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- CN201854223U CN201854223U CN2010205784544U CN201020578454U CN201854223U CN 201854223 U CN201854223 U CN 201854223U CN 2010205784544 U CN2010205784544 U CN 2010205784544U CN 201020578454 U CN201020578454 U CN 201020578454U CN 201854223 U CN201854223 U CN 201854223U
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Abstract
The utility model discloses a solar photo-thermal semiconductor temperature-difference generating hot water system comprising a heat collector, a storage battery, a battery charging controller, an inverter, a heat storage water tank and a hot water controller, wherein the heat collector comprises a toughened glass protective cover, a piece of flat vacuum glass, a semiconductor temperature-difference generating module, a cooling water tank with a heat radiating water tank cover, and a polyurethane foaming insulation layer which are respectively arranged in a stainless steel protective shell. In the utility model, a layer of sunlight selective absorption coating (ZL200920238076.2) is directly plated on the heat surface of the semiconductor temperature-difference generating module, so that the sunlight can be directly transformed to electric energy through semiconductor materials and simultaneously, cooling water is heated; the flat vacuum glass is adopted as a heat insulation device, so that the heat collecting efficiency is improved, the heat loss is reduced and simultaneously, the heating effect of the semiconductor temperature-difference generating module is improved. The heat collecting efficiency and the heat insulation effect are improved, so that the semiconductor temperature-difference generating module can always generate the electric energy at a stable temperature-difference state, and the generating efficiency is improved.
Description
Technical field
The utility model relates to a kind of solar light-heat power-generation system, particularly relates to a kind of solar energy optical-thermal semiconductor temperature differential generating hot-water heating system.
Background technology
At present, energy crisis and ecological deterioration are serious day by day, and solar energy has advantages such as unlimited exploitation as a kind of reproducible green energy resource.Solar energy generation technology has two kinds of photovoltaic generation and solar energy thermal-power-generatings, and photovoltaic generation is a kind ofly to produce the technology that potential difference is generated electricity by semiconductor under irradiation of sunlight.Solar light-heat power-generation utilizes a kind of technology of solar heat energy converting electrical energy exactly.
The photovoltaic power generation technology maturation, just cost is too high, and efficient is undesirable.Cause and be difficult to popularize.And the solar energy optical-thermal semiconductor temperature difference power generating system has solved the difficult problem of this respect.And the pot life is long, safeguards and lacks, be i.e. economy environmental protection again.
And the utility model is partly to lead the thermoelectric effect of temperature-difference power generation module.Heat collector absorbs sunlight and is converted into heat energy, then heat energy is passed to the semiconductor electricity generation module and is generated electricity.By in conjunction with solar energy heat collector, develop solar energy optical-thermal semiconductor temperature differential generating hot-water heating system.
The utility model content
The purpose of this utility model is to provide the solar energy optical-thermal semiconductor temperature differential generating hot-water heating system that a kind of cost is lower, efficient is high, popularize easily.
The purpose of this utility model is achieved by the following technical programs.
The utility model is a kind of solar energy optical-thermal semiconductor temperature differential generating hot-water heating system, comprising: heat collector, storage battery, heat storage water tank, inverter, electric controller etc.; The power output end of described heat collector is connected with electric controller, and electric controller is connected with inverter with storage battery simultaneously, and when charging a battery, a part of electric energy directly connects the urban electric power switch powering load through the power supply that inverter comes out; Heat storage water tank is connected stored hot water by circulating water line with heat collector.
Heat collector comprises toughened glass over cap, planar vacuum glass, the semi-conductor thermo-electric generation module that is connected in parallel that is installed in respectively in the stainless steel protection shell, cooling water tank, the polyurethane foam heat-insulation layer of being with the water of radiation case lid; Be coated with many targets, high temperature resistant, resistance to oxidation solar spectrum selective absorption film on the hot side of described semi-conductor thermo-electric generation module; Cooling water tank is located at bottommost, and its cooling water tank covers with the huyashi-chuuka (cold chinese-style noodles) of described semi-conductor thermo-electric generation module to be close to; Planar vacuum glass is installed in the hot side top of semi-conductor thermo-electric generation module; The toughened glass over cap is installed in the planar vacuum glass top; The polyurethane insulating foam layer is filled in the interior space of stainless steel protection shell.
Be connected to cold water pipe, hot-water line and temperature sensor on the cooling water tank; Cold water pipe is connected by the water intaking valve of the tap water pipe line outside electromagnetically operated valve and the system; Temperature sensor is installed in by the hot water outlet of heat collector, and is connected with the water inlet of heat storage water tank by hot-water line; Be connected to return pipe, outlet pipe, water level temperature sensor on the heat storage water tank; The water level temperature sensor is installed in the heat storage water tank upper end, and electric heater is installed in lower end, heat storage water tank right side, and return pipe is connected with the cold water pipe of heat collector with check-valves by circulating pump; Outlet pipe is connected with water drain ball valve outside the system.
This system also has hot water controller, and hot water controller is connected with electromagnetically operated valve, circulating pump, temperature sensor, electric heater, water level temperature sensor respectively through power line.
Water of radiation case lid on the cooling water tank extends at least one radiating fin downwards.
Pass through the heat conductive silica gel close proximity between the huyashi-chuuka (cold chinese-style noodles) of water of radiation case lid and semi-conductor thermo-electric generation module.
Described every block semiconductor temperature-difference power generation module hot-face temperature reaches 200 ℃, and the huyashi-chuuka (cold chinese-style noodles) temperature dropped to below 60 ℃ (containing), guarantees that at least the two sides temperature difference reaches more than 60 ℃, can produce voltage 4V, electric current 0.6A, power output is 2.4W.Under the situation of laying 100 chip semiconductor temperature-difference power generation modules, the output voltage 400V that all connects, output current 0.6A; Whole output voltage 4V in parallel, output current 60A; Power output is 240W.Remove some losses and line loss, go out the alternating voltage of 220V, satisfy the normal illumination electricity consumption of general family fully by the inverter rectifiable.
The utility model solar energy optical-thermal semiconductor temperature differential generating hot-water heating system has following advantage:
(1) utilize the thermal source of sunlight heat as heat collector, inexhaustible;
(2) directly on the semi-conductor thermo-electric generation module hot side, plate one deck sunlight coating for selective absorption (ZL200920238076.2), minimizing bothers to semi-conductor thermo-electric generation module by other medium thermal conversion, thermal loss height and the low problem of thermal effect have also been reduced simultaneously, after directly plating one deck sunlight coating for selective absorption on the semi-conductor thermo-electric generation module hot side, make solar light irradiation directly luminous energy be changed into heat energy, improved collecting efficiency;
(3) utilize planar vacuum glass to solve heat insulation effect, because of absorbing heat, semi-conductor thermo-electric generation module also has thermal loss simultaneously, cause semiconductor temperature differential generating sheet thermal effect not high, do not reach desirable temperature, install planar vacuum glass additional and solve the bad problem of heat insulation effect, improved the semi-conductor thermo-electric generation module thermal effect.
(4) utilize the stainless steel protection shell to solve safety problem, and easy for installation, be equal to the installation of panel solar, saved mounting cost and cost greatly.
(5) the water heating that utilizes the heat energy of semi-conductor thermo-electric generation module huyashi-chuuka (cold chinese-style noodles) conduction to give cooling water tank outputs to heat storage water tank by circulation with the hot water of cooling water tank and stores.When the coolant-temperature gage on the cooling water tank is set at 60 ℃, can plays moving electromagnetic valve and open from the beginning to water on the cooling water tank, closed electromagnetic valve and stop to add water when water temperature is lower than 52 ℃ heads into hot water the heat storage water tank storage simultaneously.Can not only produce the effect that electric energy combines solar water heater simultaneously, when making generating and produce domestic water, achieve many things at one stroke.
Description of drawings
Fig. 1 is the structural representation of heat collector in the solar energy optical-thermal semiconductor temperature difference power generating system of the present utility model;
Fig. 2 is a solar energy optical-thermal semiconductor temperature difference power generating system structural representation of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is further described:
As shown in Figure 1 and Figure 2, a kind of solar energy optical-thermal semiconductor temperature differential generating hot-water heating system of present embodiment, it comprises heat collector 1, storage battery 5, heat storage water tank 19, hot water controller 13, the power output end of described heat collector 1 is connected with electric controller 3, electric controller 3 is connected with inverter 4 with storage battery 5 simultaneously, and the electricity that comes out through inverter 4 directly connects urban electric power switch 7 powering loads; Heat storage water tank 19 is connected with heat collector 1 by circulating water line.
Described heat collector 1 comprises 22,100 semi-conductor thermo-electric generation modules that are connected in parallel 23 of toughened glass over cap 21, planar vacuum glass that are installed in respectively in the stainless steel protection shell 27, cooling water tank 25, the polyurethane foam heat-insulation layer 26 of band water of radiation case lid 24; Be coated with many targets, high temperature resistant, resistance to oxidation solar spectrum selective absorption film on the hot side of described semi-conductor thermo-electric generation module 23; Described cooling water tank 25 is located at bottommost, is close to the huyashi-chuuka (cold chinese-style noodles) of described semi-conductor thermo-electric generation module 23 on its water of radiation case lid 24; Planar vacuum glass 22 is installed in the hot side top of semi-conductor thermo-electric generation module 23; Toughened glass over cap 24 is installed in planar vacuum glass 22 tops; Described polyurethane insulating foam layer 26 is filled in the space of stainless steel protection shell interior 27.
Be connected to cold water pipe 7, hot-water line 18 and temperature sensor 15 on the described cooling water tank 25; Described cold water pipe 7 is connected with running water water intake ball valve 9 outside the system by electromagnetically operated valve 8; Described temperature sensor 15 is installed in hot water outlet 16 sides of heat collector 1, and is connected with the water inlet of heat storage water tank 19 by hot-water line 18; Be connected to return pipe 29, outlet pipe 30, water level temperature sensor 20 on the described heat storage water tank 19; Described water level temperature sensor 20 is installed in heat storage water tank 19 upper ends, and electric heater 17 is installed in lower end, heat storage water tank 19 right side, and described return pipe 29 is connected with the cold water pipe 7 of heat collector 1 with check-valves 10 by circulating pump 11; Described outlet pipe 30 is connected with water drain ball valve 14 outside the system.
Described hot water controller 13 is connected with electromagnetically operated valve 8, circulating pump 11, temperature sensor 15, electric heater 17, water level temperature sensor 20 respectively through power line.
Water of radiation case lid 24 on the described cooling water tank 25 extends at least one radiating fin 28 downwards.
Pass through heat conductive silica gel (not shown) close proximity between the huyashi-chuuka (cold chinese-style noodles) of described water of radiation case lid 24 and semi-conductor thermo-electric generation module 23.
Described every block semiconductor temperature-difference power generation module hot-face temperature reaches 200 ℃, and the huyashi-chuuka (cold chinese-style noodles) temperature dropped to below 60 ℃ (containing), guarantees that at least the two sides temperature difference reaches more than 60 ℃, can produce voltage 4V, electric current 0.6A, power output is 2.4W.Under the situation of laying 100 chip semiconductor temperature-difference power generation modules, the output voltage 400V that all connects, output current 0.6A; Whole output voltage 4V in parallel, output current 60A; Power output is 240W.Remove some losses and line loss, go out the alternating voltage of 220V, satisfy the normal illumination electricity consumption of general family fully by the inverter rectifiable.
Toughened glass over cap 21 plays printing opacity and protective effect as shown in Figure 1, reduces because of the influence of extraneous factor to the damage of heat collector; Planar vacuum glass 22 is incubated for semi-conductor thermo-electric generation module 23 heating surfaces as heat-insulation layer, reduces the thermal loss of semi-conductor thermo-electric generation module 23; Semi-conductor thermo-electric generation module 23 is the places that transform as thermoelectric, hot side at semi-conductor thermo-electric generation module 23 is coated with sunlight coating for selective absorption " silicon cuticula " (many targets, high temperature resistant, resistance to oxidation solar spectrum selective absorption film), accelerated semiconductor temperature-difference power generation module 23 be subjected to thermal velocity, reduce the trouble of giving semi-conductor thermo-electric generation module 23 by other medium thermal conversion, improved the heat efficiency; Water of radiation case lid 24 utilizes heat conductive silica gel and semi-conductor thermo-electric generation module 23 huyashi-chuuka (cold chinese-style noodles) close proximity, quickens cooling effect; Cooling water tank 25 utilizes the mode of water-cooled to dispel the heat fully for water of radiation case lid 24, when rising to certain number of degrees, temperature adds water for cooling for cooling water tank 25 by electromagnetically operated valve, and hot water is headed into heat storage water tank store, when temperature drops to setting, stop to water on the cooling water tank 25; Polyurethane foam heat-insulation layer 26 prevents the thermal diffusion between semi-conductor thermo-electric generation module 23 and the planar vacuum glass 22 as whole heat collector heat-insulation layer, and the thermal diffusion of cooling water tank 25; Stainless steel protection shell 27 is mainly protected whole heat collector, simultaneously polyurethane foam heat-insulation layer 26 is played fixing effect.
Operation principle:
After sunlight sees through toughened glass over cap 21 and planar vacuum glass 22; be radiated on the semi-conductor thermo-electric generation module 23; be coated with sunlight coating for selective absorption " silicon cuticula " (many targets, high temperature resistant, resistance to oxidation solar spectrum selective absorption film) because of semi-conductor thermo-electric generation module 23 hot sides (being subjected to the one side of sunlight) this moment, and luminous energy is changed into heat energy (temperature reaches more than 180 degree).The huyashi-chuuka (cold chinese-style noodles) of the semi-conductor thermo-electric generation module 23 that contacts with water of radiation case lid 24 produces certain temperature difference, thereby realized that heat energy changes into electric energy, and be connected to electric controller 3 by power line and power to the user, for guaranteeing the cooling effect of semi-conductor thermo-electric generation module 23 and water of radiation case lid 24, use cooling water tank 25 that it is carried out the water-cooled heat radiation, water temperature is improving constantly in the cooling water tank 25 simultaneously, add water for cooling water tank 25 by hot water controller 13 timing constant temperatures, and hot water is headed into heat storage water tank 19 storages.For guaranteeing the heat insulation effect of heat collector 1, adopt planar vacuum glass 22 and polyurethane foam heat-insulation layer 26, as whole heat collector heat-insulation layer.Utilize 27 pairs of whole heat collectors of stainless steel protection shell inside to fix and protection simultaneously.
Be illustrated in figure 2 as the solar energy optical-thermal semiconductor temperature difference power generating system, comprise heat collector 1, heat storage water tank 19, reach storage battery 5;
Described heat collector 1 power output end links to each other with electric controller 3, and electric controller 3 is connected with inverter 4 with storage battery 5 simultaneously.The power supply that comes out through inverter 4 can directly connect urban electric power switch 6 powering loads.It is other that temperature sensor 15 is installed in heat collector hot water delivery port 16.And link to each other with heat storage water tank 19 water inlets by hot-water line 18, water level temperature sensor 20 is installed in heat storage water tank 19 upper ends, lower end, heat storage water tank 19 right side installation electric heater 17; The water inlet 2 of heat collector 1 is connected with running water water intake ball valve 9 with electromagnetically operated valve 8 by cold water pipe 7.The hot water of backwater ball valve 12 control heat storage water tanks 19 carries out the hot water circuit heating through circulating pump 11 and check-valves 10 to heat collector 1.Hot water controller 13 connects electromagnetically operated valve 8, circulating pump 11, temperature sensor 15, electric heater 17, water level temperature sensor 20 through power line.Water drain ball valve 14 can use the hot water in the heat storage water tank 19 for the user.
Operation principle: when solar light irradiation during at heat collector 1; light sees through toughened glass over cap 21 and planar vacuum glass 22; the hot side that impinges upon semi-conductor thermo-electric generation module 23 (is coated with sunlight coating for selective absorption " silicon cuticula "; our company's patent) back produces heat energy; and produce certain temperature difference between semi-conductor thermo-electric generation module 23 huyashi-chuuka (cold chinese-style noodles), thereby the output that produces electric current.And electric current charged by electric controller 3 accumulators 5.The also possibility of reversal device 4 directly powering load that links to each other behind urban electric power switch 6 of electric controller 3 current output terminals simultaneously.
The heat that produces during because of semi-conductor thermo-electric generation module 23 work in the heat collector 1 passes to cooling water tank 25 by water of radiation case lid 24.Measure water temperature through temperature sensor 15 and rise when reaching uniform temperature, hot water controller 13 is opened electromagnetically operated valve 8 and is put into running water, adds water for cooling to the water inlet 2 of heat collector 1 to cooling water tank through cold water pipe 7.Simultaneously hot water heads into heat storage water tank 19 through hot-water line 18 and stores by the hot water outlet 16 of heat collector 1, and when temperature sensor 15 was measured water temperature and dropped to setting, hot water controller 13 control electromagnetically operated valves 8 stopped to water on the cooling water tank 25.Go round and begin again, until water tank water is filled it up with.When water level temperature sensor 20 leans out heat storage water tank 19 water levels and has expired, at this moment stop to add water by water heater control 13 to heat collector 1, the water temperature that temperature sensor 15 can detect in the heat collector 1 can a value rise, when reaching setting, open circulating pump 11 by water heater control 13, through sealing valve 10 hot water in the heat storage water tank 19 is added in the heat collector, when temperature sensor 15 is measured heat collector 1 water temperature and is reached setting, close circulating pump 11 by water heater control 13, stop to supply water, circulating pump 11 plays hot water and carries out heat exchange, further improves the water tank hot water temperature, makes solar energy utilize optimization.
When rainy weather does not have solar irradiation, heat collector 1 can not thermal-arrest heats to semi-conductor thermo-electric generation module 23 and carries out work, also can not produce simultaneously hot water, at this moment pass through water heater controller 13 setting-up times, add water and be heated to set point of temperature, output domestic hot-water for heat storage water tank 19 by heat collector 1.
Be illustrated in figure 2 as the solar energy optical-thermal semiconductor temperature difference power generating system, make full use of the advantage of solar water heater and semi-conductor thermo-electric generation module and mutually combine, when not only generating electricity, produce hot water accordingly by heat collector, fully limited resources form a tractor serves several purposes.
Claims (6)
1. solar energy optical-thermal semiconductor temperature differential generating hot-water heating system, it is characterized in that: it comprises heat collector, storage battery, heat storage water tank, the power output end of described heat collector is connected with electric controller, electric controller is connected with inverter with storage battery simultaneously, and the power supply that comes out through inverter directly connects the urban electric power switch powering load; Heat storage water tank is connected with heat collector by circulating water line.
2. solar energy optical-thermal semiconductor temperature differential generating hot-water heating system according to claim 1 is characterized in that: described heat collector comprises toughened glass over cap, planar vacuum glass, the semi-conductor thermo-electric generation module that is connected in parallel that is installed in respectively in the stainless steel protection shell, cooling water tank, the polyurethane foam heat-insulation layer of being with the water of radiation case lid; Be coated with many targets, high temperature resistant, resistance to oxidation solar spectrum selective absorption film on the hot side of described semi-conductor thermo-electric generation module; Described cooling water tank is located at bottommost, and its cooling water tank covers with the huyashi-chuuka (cold chinese-style noodles) of described semi-conductor thermo-electric generation module to be close to; Planar vacuum glass is installed in the hot side top of semi-conductor thermo-electric generation module; The toughened glass over cap is installed in the planar vacuum glass top; Described polyurethane insulating foam layer is filled in the interior space of stainless steel protection shell.
3. solar energy optical-thermal semiconductor temperature differential generating hot-water heating system according to claim 2 is characterized in that: be connected to cold water pipe, hot-water line and temperature sensor on the described cooling water tank; Described cold water pipe is connected by the water intaking valve of the tap water pipe line outside electromagnetically operated valve and the system; Described temperature sensor is installed in by the hot water outlet of heat collector, and is connected with the water inlet of heat storage water tank by hot-water line; Be connected to return pipe, outlet pipe, water level temperature sensor on the described heat storage water tank; Described water level temperature sensor is installed in the heat storage water tank upper end, and electric heater is installed in lower end, heat storage water tank right side, and described return pipe is connected with the cold water pipe of heat collector with check-valves by circulating pump; Described outlet pipe is connected with water drain ball valve outside the system.
4. solar energy optical-thermal semiconductor temperature differential generating hot-water heating system according to claim 3, it is characterized in that: this system also has hot water controller, and described hot water controller is connected with electromagnetically operated valve, circulating pump, temperature sensor, electric heater, water level temperature sensor respectively through power line.
5. according to claim 2 or 3 or 4 described solar energy optical-thermal semiconductor temperature differential generating hot-water heating systems, it is characterized in that: the water of radiation case lid on the described cooling water tank extends at least one radiating fin downwards.
6. solar energy optical-thermal semiconductor temperature differential generating hot-water heating system according to claim 5 is characterized in that: pass through the heat conductive silica gel close proximity between the huyashi-chuuka (cold chinese-style noodles) of described water of radiation case lid and semi-conductor thermo-electric generation module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010205784544U CN201854223U (en) | 2010-10-27 | 2010-10-27 | Solar photo-thermal semiconductor temperature-difference generating hot water system |
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| CN2010205784544U CN201854223U (en) | 2010-10-27 | 2010-10-27 | Solar photo-thermal semiconductor temperature-difference generating hot water system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101976988A (en) * | 2010-10-27 | 2011-02-16 | 广州市碧日能源科技有限公司 | Temperature difference generating hot water system with solar energy photo-thermal semiconductor |
| CN106168417A (en) * | 2016-07-18 | 2016-11-30 | 河海大学 | A kind of CCHP high pressure rotary spraying core inserting built pile system and construction method thereof |
| CN106168418A (en) * | 2016-07-18 | 2016-11-30 | 河海大学 | A kind of CCHP diaphram wall device and construction method thereof |
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| CN106225268A (en) * | 2016-07-18 | 2016-12-14 | 河海大学 | A kind of CCHP bored concrete pile device and construction method thereof |
| CN106225269A (en) * | 2016-07-18 | 2016-12-14 | 河海大学 | A kind of CCHP PCC stake device and preparation method thereof |
| WO2019007171A1 (en) * | 2017-07-06 | 2019-01-10 | 北京铂阳顶荣光伏科技有限公司 | Roadway power generation assembly |
| WO2019007206A1 (en) * | 2017-07-06 | 2019-01-10 | 北京铂阳顶荣光伏科技有限公司 | Roadway power generation assembly |
-
2010
- 2010-10-27 CN CN2010205784544U patent/CN201854223U/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101976988A (en) * | 2010-10-27 | 2011-02-16 | 广州市碧日能源科技有限公司 | Temperature difference generating hot water system with solar energy photo-thermal semiconductor |
| CN101976988B (en) * | 2010-10-27 | 2012-10-10 | 广州市碧日能源科技有限公司 | Temperature difference generating hot water system with solar energy photo-thermal semiconductor |
| CN106168417A (en) * | 2016-07-18 | 2016-11-30 | 河海大学 | A kind of CCHP high pressure rotary spraying core inserting built pile system and construction method thereof |
| CN106168418A (en) * | 2016-07-18 | 2016-11-30 | 河海大学 | A kind of CCHP diaphram wall device and construction method thereof |
| CN106225270A (en) * | 2016-07-18 | 2016-12-14 | 河海大学 | A kind of CCHP pile for prestressed pipe device and preparation method thereof |
| CN106225268A (en) * | 2016-07-18 | 2016-12-14 | 河海大学 | A kind of CCHP bored concrete pile device and construction method thereof |
| CN106225269A (en) * | 2016-07-18 | 2016-12-14 | 河海大学 | A kind of CCHP PCC stake device and preparation method thereof |
| CN106225270B (en) * | 2016-07-18 | 2018-02-06 | 河海大学 | A kind of CCHP pile for prestressed pipe device and preparation method thereof |
| CN106225268B (en) * | 2016-07-18 | 2018-02-06 | 河海大学 | A kind of CCHP bored concrete pile device and its construction method |
| CN106168417B (en) * | 2016-07-18 | 2018-02-06 | 河海大学 | A kind of CCHP high pressure rotary spraying core inserting built pile system and its construction method |
| CN106225269B (en) * | 2016-07-18 | 2018-02-06 | 河海大学 | A kind of CCHP PCC stake devices and preparation method thereof |
| CN106168418B (en) * | 2016-07-18 | 2018-02-06 | 河海大学 | A kind of CCHP diaphram wall device and its construction method |
| WO2019007171A1 (en) * | 2017-07-06 | 2019-01-10 | 北京铂阳顶荣光伏科技有限公司 | Roadway power generation assembly |
| WO2019007206A1 (en) * | 2017-07-06 | 2019-01-10 | 北京铂阳顶荣光伏科技有限公司 | Roadway power generation assembly |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20110601 Effective date of abandoning: 20121010 |