CN104265386B - Solar water heater TRT and using method thereof - Google Patents
Solar water heater TRT and using method thereof Download PDFInfo
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- CN104265386B CN104265386B CN201410467301.5A CN201410467301A CN104265386B CN 104265386 B CN104265386 B CN 104265386B CN 201410467301 A CN201410467301 A CN 201410467301A CN 104265386 B CN104265386 B CN 104265386B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
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Abstract
The present invention provides a kind of solar water heater TRT to include solar water heating system, organic rankine cycle system and the cooling system being sequentially connected with, described solar water heating system is by hot water for life system and generating hot-water heating system, wherein, it also includes the Double-temp. double-control temp. controller being arranged in the water tank in described solar water heating system, and described Double-temp. double-control temp. controller controls described generating hot-water heating system, described organic rankine cycle system and the startup of described cooling system and closedown.The present invention also provides for the using method of said apparatus.Described solar water heater had both been provided that hot water for life, is provided that again generating hot water, thus improves the utilization rate of solar water heater, and avoided single temperature to control the drawback of the system frequent start-stop brought.Said apparatus uses solar-heating and generating, it is possible to alleviating energy crisis and alleviate environmental pollution, and simple in construction, safe and reliable, easy to use, is particularly well-suited to family and small unit uses.
Description
Technical field
The present invention relates to device and the using method thereof of a kind of solar energy comprehensive utilization, be specifically related to a kind of solar water heater TRT and using method thereof.
Background technology
It is known that solar energy is inexhaustible clean energy resource.The utilization of solar energy can reduce the consumption of the Fossil fuel such as coal, oil, simultaneously to alleviating environmental pollution, to reduce ecological disruption significant.Therefore, universal and popularization solar energy, is one of effective way saving the energy, protection environment.
Solar water heater is the one in Solar use, and it can directly convert the solar into the heat energy of water, washes one's face and rinses one's mouth for people, takes a shower easily, is therefore widely used.But in sun-drenched summer and autumn, the water in water-heater water tank the most just can reach the high temperature of more than 90 DEG C, cause endothermic tube re-absorption cannot utilize solar energy.And, summer and autumn temperature is the highest, and people are the highest to the availability of hot water, thus a large amount of hot water caused in water heater are not utilized, and are finally lost in environment, causes the heat collected to be wasted again.These two aspects all makes the overall efficiency of solar water heater the highest.
Summary of the invention
In view of this, in order to solve above-mentioned technical problem, the present invention provides a kind of solar water heater TRT and using method thereof.
It is an object of the invention to by solar water heater and organic Rankine bottoming cycle technology are combined, it is ensured that while utilizing solar energy output hot water for life, moreover it is possible to generating, improve solar energy utilization rate.It addition, solar water heater and organic Rankine bottoming cycle technology combine with automatic control system again, it is also possible to provide a kind of automatic solar water heater TRT.
The present invention provides a kind of solar water heater TRT, the organic rankine cycle system including solar water heating system, being provided with electromotor and cooling system, described solar water heating system includes the generating hot-water heating system that the hot water for life system being provided with water tank is connected, and the solar water heater being connected with cooling water outlet and the hot water inlet of described water tank with described water tank；Described solar water heating system provides thermal power for the generating of described organic rankine cycle system, and described organic rankine cycle system includes the vaporizer being connected with described water tank, and the condenser being connected with described cooling system；Wherein, described solar water heater TRT also includes the Double-temp. double-control temp. controller being arranged in described water tank and measuring the temperature of described water tank, described Double-temp. double-control temp. controller is connected with described generating hot-water heating system, described organic rankine cycle system and described cooling system, and can control described generating hot-water heating system, described organic rankine cycle system and the switch of described cooling system according to the temperature of described water tank.
The generating hot-water heating system of described solar water heating system is that thermal source water pump temp.-control valve, described water tank and the described vaporizer being mainly connected by the outlet of thermal source water pump with described thermal source water pump is sequentially connected with and constitutes closed circuit.Wherein, described thermal source water pump and described thermal source water pump temp.-control valve are connected with described Double-temp. double-control temp. controller, and described Double-temp. double-control temp. controller can control described thermal source water pump and the switch of described thermal source water pump temp.-control valve according to the temperature of described water tank.Described water tank is elevated tank, is in the position that comparison is high, it is preferable that the described water tank installation site in space is higher than the installation site of described vaporizer.
Described organic rankine cycle system includes the organic working medium pump that the organic working medium storage tank being connected with described condenser is connected, and the organic working medium pump temp.-control valve being connected with described vaporizer with the working medium delivery outlet of described organic working medium storage tank.The working medium delivery outlet of described organic working medium pump temp.-control valve is connected with described vaporizer.Described organic working medium pump and described organic working medium pump temp.-control valve are connected with described Double-temp. double-control temp. controller, and described Double-temp. double-control temp. controller can control described organic working medium pump and the switch of described organic working medium pump temp.-control valve according to the temperature of described water tank.Preferably, the described organic working medium pump installation site in space is less than the space mounting position of described organic working medium storage tank.
Described organic rankine cycle system use boiling point than relatively low organic working medium.Described organic working medium can be R123, R123 under mark condition boiling point is 27.7 DEG C, and when 30 DEG C, the saturation pressure of its correspondence is 0.11MPa, and when 50 DEG C, the saturation pressure of its correspondence is 0.21MPa, and when 80 DEG C, the saturation pressure of its correspondence is 0.49MPa.In organic rankine cycle system, two kinds of working medium in described vaporizer are respectively solar water and organic working medium R123.Such as, when in described vaporizer, the heat transfer temperature difference of two kinds of working medium is 10 DEG C, in the most described solar water heater, R123 can be heated to the saturated vapor that pressure is 0.49MPa of 80 DEG C by the hot water of 90 DEG C；Also it is easy to cooled for the liquid under normal pressure in described condenser.Therefore R123 is a kind of working medium being relatively specific for solar water heater electricity generation system.In organic rankine cycle system, when two kinds of working medium in described vaporizer are all cleaner working medium, described vaporizer can select the plate type heat exchanger that efficiency is higher, and its heat exchange mode can be countercurrent flow.Therefore, organic Rankine bottoming cycle generation technology is exactly one of effective way utilizing low grade heat energy, and it utilizes low boiling organic working medium that the low temperature heat energy of 100 DEG C even 40 ~ 50 DEG C is converted to high-grade electric energy.
Described cooling system includes the cooling water pump that the recirculated water storage tank being connected with described condenser is connected with the outlet of described recirculated water storage tank, the cooling water pump temp.-control valve being connected with described cooling water pump and described condenser respectively, and described recirculated water storage tank, described cooling water pump, described cooling water pump temp.-control valve and described condenser be sequentially connected with composition closed circuit.Wherein, described cooling water pump and described cooling water pump temp.-control valve are connected with described Double-temp. double-control temp. controller, and described Double-temp. double-control temp. controller can control described cooling water pump and the switch of described cooling water pump temp.-control valve according to the temperature of described water tank.Preferably, the described cooling water pump installation site in space is less than the space mounting position of described recirculated water storage tank.
Therefore, described Double-temp. double-control temp. controller controls the switch of described thermal source water pump, described thermal source water pump temp.-control valve, described cooling water pump, described cooling water pump temp.-control valve, described organic working medium pump and described organic working medium pump temp.-control valve according to the mensuration temperature of described water tank.The described predetermined high temperature of described Double-temp. double-control temp. controller and described predetermined low temperature level can be this equipment when dispatching from the factory just it has been determined that, it can also be user sets as required, manual control, that is, described Double-temp. double-control temp. controller is the temperature controller of artificial setup control temperature.
If the described predetermined low temperature level that described Double-temp. double-control temp. controller is used as low temperature control temperature is set as 60 DEG C, when the hot water temperature in described water tank reaches 60 DEG C, described organic working medium can be heated to by described vaporizer the steam of about 50 DEG C.Described Double-temp. double-control temp. controller is used as the described predetermined high temperature of high-temperature control temperature and can choose between 65 ~ 80 DEG C according to practical situation and set.Such as, if described predetermined high temperature is set as 75 DEG C, the temperature of the water tank of the described solar water heating system then measured when described Double-temp. double-control temp. controller is more than 75 DEG C, described Double-temp. double-control temp. controller controls described cooling water pump, described organic working medium pump, the unlatching of described thermal source water pump, and described cooling water pump temp.-control valve, described organic working medium pump temp.-control valve and described thermal source water pump temp.-control valve open, organic Rankine cycle power generation system is started working, and described solar water heater TRT starts to generate electricity, externally export electric energy.The temperature of the described water tank measured when described Double-temp. double-control temp. controller is less than 60 DEG C, described Double-temp. double-control temp. controller controls described cooling water pump temp.-control valve, described organic working medium pump temp.-control valve and described thermal source water pump temp.-control valve, and described cooling water pump, described organic working medium pump, the closedown of described thermal source water pump, described organic rankine cycle system and described cooling system quit work, and described solar water heater TRT stops generating, stops externally exporting electric energy.When the temperature of the described water tank that described Double-temp. double-control temp. controller is measured is between 60 DEG C and 75 DEG C, the whole valve of solar water heater TRT and the open and close of pump maintain the state that it is adjacent.
The using method of above-mentioned solar water heater TRT, comprises the following steps:
Starting described solar water heating system, described Double-temp. double-control temp. controller measures the temperature of described water tank in real time；
When described Double-temp. double-control temp. controller measures the temperature of described water tank less than predetermined low temperature level, described generating hot-water heating system, described organic rankine cycle system and described cooling system are closed, and described solar water heater TRT is in stopping generating state；
When described Double-temp. double-control temp. controller measures the temperature of described water tank higher than predetermined high temperature, automatically described generating hot-water heating system, described organic rankine cycle system and described cooling system are started, described solar water heater TRT is in external generating state, provides power supply for other household electrical appliance；
When the temperature that described Double-temp. double-control temp. controller measures described water tank is between described predetermined low temperature level and described predetermined high temperature, described generating hot-water heating system, described organic rankine cycle system and the startup of described cooling system, closedown maintain its adjacent state, wherein, when the temperature of described water tank is raised by described predetermined low temperature level, the state that described generating hot-water heating system, described organic rankine cycle system and described cooling system remain off；When the temperature of described water tank is reduced by described predetermined high temperature, described generating hot-water heating system, described organic rankine cycle system and described cooling system maintain it to start, the state of work.
Wherein, during the whole use of above-mentioned solar water heater TRT, described hot water for life system is in opening all the time.
When described Double-temp. double-control temp. controller measures the temperature of described water tank less than predetermined low temperature level, described organic working medium pump temp.-control valve, described organic working medium pump, described thermal source water pump temp.-control valve, described thermal source water pump, described cooling water pump temp.-control valve and described cooling water pump are closed.Now, the whole electricity generation system of described solar water heater TRT is closed, and described hot water for life system is then in opening.
When described Double-temp. double-control temp. controller measures the temperature of described water tank higher than predetermined high temperature, described Double-temp. double-control temp. controller opens described cooling water pump, described cooling water pump temp.-control valve, described thermal source water pump, described thermal source water pump temp.-control valve, described organic working medium pump and described organic working medium pump temp.-control valve successively.Now, the whole electricity generation system of described solar water heater TRT and described hot water for life system are all in opening.
When the temperature of described water tank is raised by described predetermined low temperature level, and when the temperature that described Double-temp. double-control temp. controller measures described water tank is between described predetermined low temperature level and described predetermined high temperature, the described organic working medium pump temp.-control valve that described Double-temp. double-control temp. controller controls, described organic working medium pump, described thermal source water pump temp.-control valve, described thermal source water pump, described cooling water pump temp.-control valve and described cooling water pump still remain off state, described generating hot-water heating system, described organic rankine cycle system and described cooling system maintain its closed mode, whole electricity generation system still maintains the state stopping generating；When the temperature of described water tank is reduced by described predetermined high temperature, and when the mensuration temperature of described water tank is between described predetermined low temperature level and described predetermined high temperature, described cooling water pump, described cooling water pump temp.-control valve, described thermal source water pump, described thermal source water pump temp.-control valve, described organic working medium pump and described organic working medium pump temp.-control valve that described Double-temp. double-control temp. controller controls still maintain opening.
Compared with prior art, the solar water heater TRT that the present invention provides is by combining solar water heater and organic Rankine bottoming cycle technology, ensure while utilizing solar energy output hot water for life, moreover it is possible to generating, improve solar energy utilization rate；Described device is herein in connection with automatic control system; use Double-temp. double-control temp. controller; when the temperature of described water tank is between described predetermined low temperature level and described predetermined high temperature; described organic rankine cycle system and the startup of described cooling system, closedown are able to maintain that its adjacent state; so; use described device can avoid making said system frequent start-stop because the water temperature of water tank fluctuates back and forth in predetermined temperature critical point; the safety making whole described device is higher, and uses described device to alleviating energy crisis and to alleviate environmental pollution and be significant；Described device is automatic solar water heater TRT, it is possible to automatically provide hot water for life and generating according to the water tank temperature of solar water heating system, and simple in construction, safe and reliable, easy to use；The above-mentioned solar water heater TRT that the present invention provides improves the utilization rate of solar water heater, especially in hot summer and autumn；Additionally, the above-mentioned solar water heater TRT that the present invention provides has fully absorbed more solar energy, can also the most externally export electric energy simultaneously, so, use described device can also alleviate the supply load of summer and autumn peak of power consumption, have broad application prospects.
Accompanying drawing explanation
Fig. 1 is the structural principle schematic diagram of the present invention.
Wherein, the component symbol 1 in Fig. 1, solar water heater；2, elevated tank；3, Double-temp. double-control temp. controller；4, vaporizer；5, thermal source water pump；6, thermal source water pump temp.-control valve；7, water supply valve door；8, charging pump；9, bathing valve；10, electromotor；11, decompressor；12, condenser；13, organic working medium storage tank；14, organic working medium pump；15, organic working medium pump temp.-control valve；16, recirculated water storage tank；17, cooling water pump；18, cooling water pump temp.-control valve.
Detailed description of the invention
Below by detailed description of the invention, technical scheme is described in further detail.
Referring to Fig. 1, the embodiment of the present invention provides a kind of automatic solar water heater TRT, and this device is mainly made up of solar water heating system, organic rankine cycle system and the cooling system connected by pipeline and valve.
Described solar water heating system is made up of solar water heater 1, elevated tank 2, Double-temp. double-control temp. controller 3, vaporizer 4, thermal source water pump 5, thermal source water pump temp.-control valve 6, water supply valve door 7, charging pump 8 and bathing valve 9.Tap water from described charging pump 8, described water supply valve door 7, flow into described elevated tank 2, and exit into described solar water heater 1 from the lower end of this elevated tank 2 and heat, form hot water, this hot water is flowed out through described bathing valve 9 by described elevated tank 2 again, and described Double-temp. double-control temp. controller 3 is arranged in described elevated tank 2.Described Double-temp. double-control temp. controller 3 can be manually set critical point predetermined low temperature level and the predetermined high temperature of temperature.In the present embodiment, the predetermined low temperature level of described Double-temp. double-control temp. controller 3 is 60 DEG C, and predetermined high temperature is 80 DEG C.
Described organic rankine cycle system is sequentially connected with by decompressor 11, condenser 12, organic working medium storage tank 13, organic working medium pump 14, organic working medium pump temp.-control valve 15 and vaporizer 4, and constitutes blood circulation with the electromotor 10 being arranged on described decompressor 11.Described thermal source water pump 5 in described solar water heating system, described thermal source water pump temp.-control valve 6, described elevated tank 2 and described vaporizer 4 are sequentially connected with composition hot water cyclesystem, provide thermal power for the generating of described organic rankine cycle system.Wherein, the described elevated tank 2 installation site in space is higher than the installation site of described vaporizer 4, the described organic working medium pump 14 installation site in space is less than the space mounting position of organic working medium storage tank 13, described vaporizer 4 is countercurrent flow formula plate type heat exchanger, and the organic working medium used in described organic rankine cycle system is R123.
Described cooling system is made up of recirculated water storage tank 16, cooling water pump 17 and cooling water pump temp.-control valve 18, and is connected with cooling water inlet and the coolant outlet of described condenser 12 respectively.Wherein, the described cooling water pump 17 installation site in space is less than the space mounting position of recirculated water storage tank 16.
The method using the solar water heater TRT of the above embodiment of the present invention offer is as follows:
Described solar water heater 1 absorbs solar thermal energy, converts solar energy into the heat energy of water and is stored in described elevated tank 2.It is arranged on temperature double-control temperature controller 3 described in a pair of in described elevated tank 2 and automatically turns on or close described thermal source water pump 5, described organic working medium pump 14, described cooling water pump 17, described thermal source water pump temp.-control valve 6, described organic working medium pump temp.-control valve 15 and described cooling water temperature control valve 18 according to the water temperature change in described elevated tank 2.
When the solar thermal energy that solar water heater absorbs is fewer, water temperature in described elevated tank 2 is not up to the low-temperature values 60 DEG C that described Double-temp. double-control temp. controller 3 sets, described organic working medium pump temp.-control valve 15, described organic working medium pump 14, described thermal source water pump temp.-control valve 6, described thermal source water pump 5, described cooling water pump temp.-control valve 18 and described cooling water pump 17 are all in closed mode, whole electricity generation system is closed, described generating hot-water heating system, described organic rankine cycle system and described cooling system, all in closed mode, do not generate electricity.Now, described hot water for life system may be at duty, and the outlet pipeline of described elevated tank 2 only has a road, directly as the hot water of life bath.
Then, the solar energy that described solar water heater 1 absorbs gradually increases, water temperature in described elevated tank 2 continues to heat up, the water temperature in described elevated tank 2 is made to be increased between 60 DEG C ~ 80 DEG C, its state of maintenance of described solar water heater TRT is constant, described organic working medium pump temp.-control valve 15, described organic working medium pump 14, described thermal source water pump temp.-control valve 6, described thermal source water pump 5, described cooling water pump temp.-control valve 18 and described cooling water pump 17 all maintain its closed mode, whole electricity generation system to maintain its closed mode.
Along with the solar energy that described solar water heater 1 absorptance is more, when water temperature reaches the high temperature values 80 DEG C that described Double-temp. double-control temp. controller 3 sets, described cooling water pump 17 first automatically opens up, the most described cooling water pump temp.-control valve 18 automatically opens up, the most described thermal source water pump 5 automatically opens up, described heat source water temp.-control valve 6 is opened immediately, the most described organic working medium pump 14 automatically opens up, the most described organic working medium pump temp.-control valve 15 automatically opens up, the most whole electricity generation system is opened, hot water in described elevated tank 2 flows to described vaporizer 4, transfer energy to described organic working medium R123 liquid, after the heat absorption of R123 liquid, temperature raises gasification for steam, enter described decompressor 11 externally to do work, described decompressor 11 drives described electromotor 10 to rotate and outwards exports electric energy.From described decompressor 11 weary gas out, enter described condenser 12 water that is cooled and be condensed into liquid working substance, then entered described organic working medium pump 14 by described organic working medium storage tank 13, reenter absorption energy in described vaporizer 4 after boosting, complete a power cycle.And the described recirculated water storage tank 16 in described cooling system is positioned at cool place, it is simple to function of environment heat emission, thus continue to absorb heat from described condenser 12.Now, the outlet pipeline of described elevated tank 2 is divided into two-way, and a road is as the thermal source of organic Rankine cycle power generation system, and another road is directly as the hot water of life bath.
And then, water temperature drop in described elevated tank 2, and water temperature is when being between described predetermined low temperature level 60 DEG C and described high temperature values 80 DEG C, the duty of whole described solar water heater TRT is constant, duty when maintaining the water temperature in described elevated tank 2 higher than 80 DEG C, i.e., described cooling water pump 17, described cooling water pump temp.-control valve 18, described thermal source water pump 5, described heat source water temp.-control valve 6, described organic working medium pump 14, described organic working medium pump temp.-control valve 15 is maintained open state, work on, described electricity generation system continues generating and outwards exports electric energy.
Later, when the water temperature in described elevated tank 2 continues to decline, and water temperature less than 60 DEG C time, described organic working medium pump temp.-control valve 15 is automatically switched off, the most described organic working medium pump 14 is automatically switched off, the most described thermal source water pump temp.-control valve 6 is automatically switched off, described thermal source water pump 5 is automatically switched off, last described cooling water pump temp.-control valve 18 is automatically switched off, the most described cooling water pump 17 is automatically switched off, whole electricity generation system is closed, described organic rankine cycle system and described cooling system quit work, and whole device stops generating.Now, the outlet pipeline of described elevated tank 2 only has a road, directly as the hot water of life bath.
During the use of above-mentioned solar water heater TRT, described cooling water pump 17, described cooling water pump temp.-control valve 18, described thermal source water pump 5, described heat source water temp.-control valve 6, described organic working medium pump 14, described organic working medium pump temp.-control valve 15 are controlled by described Double-temp. double-control temp. controller 3, why they are because in described decompressor 11 having liquid organic working medium to enter, to avoid damage to described decompressor 11 according to above-mentioned order opening and closing；The organic working medium that can not have gas in described organic working medium storage tank 13 enters, to avoid damaging described organic working medium pump 14.
According to the change of sky temperature, the predetermined low temperature level for low temperature control temperature of described Double-temp. double-control temp. controller 3 is typically set at 60 DEG C, and the predetermined high temperature as high-temperature control temperature can be set according to the weather condition on the same day.If the same day, the vast clear sky sun was the best, bath water is less, high-temperature control temperature can be located at 65 DEG C, thus allow solar energy be converted to electric energy substantially；If The sky is overcast or alternate sunshine and rain alternate sunshine and rain, for avoiding electricity generation system frequent start-stop, high-temperature control temperature can be set to 80 DEG C.Having set minimum, maximum temperature, electricity generation system just can be run automatically.The beginning of a day, the water temperature of elevated tank is less than 60 DEG C, electricity generation system is closed, constantly absorb solar energy along with solar water heater, when the water temperature of water tank reaches 60 DEG C, TRT is still in closed mode, when temperature reaches a high temperature controlling temperature, during such as 80 DEG C, electricity generation system starts, and starts to export electric energy.Close to time at dusk, solar radiation gradually weakens, and the water temperature of elevated tank begins to decline, until being down to 60 DEG C, electricity generation system is out of service.The when of generating by day, have substantially no effect on the use of domestic hot-water.When night arrives, the hot water less than 60 DEG C also can meet the bathing demand of people.Therefore, this device is used outward in the basic training meeting water heater, substantially increases the absorption rate of solar energy, moreover it is possible to additionally externally export electric energy, provides power supply for other household electrical appliance.
Finally should be noted that: above example is only in order to illustrate that technical scheme is not intended to limit；Although being described in detail the present invention with reference to preferred embodiment, those of ordinary skill in the field are it is understood that still can modify to the detailed description of the invention of the present invention or portion of techniques feature is carried out equivalent；Without deviating from the spirit of technical solution of the present invention, it all should be contained in the middle of the technical scheme scope that the present invention is claimed.
Claims (10)
1. a solar water heater TRT, it is characterized in that: include solar water heating system, the organic rankine cycle system being provided with electromotor and cooling system, described solar water heating system includes the generating hot-water heating system that the hot water for life system being provided with water tank is connected, and the solar water heater being connected with cooling water outlet and the hot water inlet of described water tank with described water tank；Described solar water heating system provides thermal power for the generating of described organic rankine cycle system, described organic rankine cycle system includes the vaporizer being connected with described water tank, and the condenser being connected with described cooling system, wherein, described solar water heater TRT also includes the Double-temp. double-control temp. controller being arranged in described water tank and measuring the temperature of described water tank, described Double-temp. double-control temp. controller and described generating hot-water heating system, described organic rankine cycle system and described cooling system connect, and described generating hot-water heating system can be controlled according to the temperature of described water tank, described organic rankine cycle system and the switch of described cooling system.
Device the most according to claim 1, it is characterized in that: described generating hot-water heating system includes that the thermal source water pump temp.-control valve, described water tank and the described vaporizer that are connected by the outlet of thermal source water pump with described thermal source water pump are sequentially connected with and constitute closed circuit, wherein, described thermal source water pump and described thermal source water pump temp.-control valve are connected with described Double-temp. double-control temp. controller, and described Double-temp. double-control temp. controller can control described thermal source water pump and the switch of described thermal source water pump temp.-control valve according to the temperature of described water tank.
Device the most according to claim 1 and 2, it is characterized in that: described organic rankine cycle system includes the organic working medium pump that the organic working medium storage tank being connected with described condenser is connected with the working medium delivery outlet of described organic working medium storage tank, and the organic working medium pump temp.-control valve being connected with described vaporizer, described organic working medium pump and described organic working medium pump temp.-control valve are connected with described Double-temp. double-control temp. controller, and described Double-temp. double-control temp. controller can control described organic working medium pump and the switch of described organic working medium pump temp.-control valve according to the temperature of described water tank.
Device the most according to claim 3, it is characterized in that: described cooling system includes recirculated water storage tank, cooling water pump and cooling water pump temp.-control valve, described recirculated water storage tank, described cooling water pump, described cooling water pump temp.-control valve and described condenser are sequentially connected with composition closed circuit, described cooling water pump and described cooling water pump temp.-control valve are connected with described Double-temp. double-control temp. controller, and described Double-temp. double-control temp. controller can control described cooling water pump and the switch of described cooling water pump temp.-control valve according to the temperature of described water tank.
Device the most according to claim 4, it is characterised in that: the described cooling water pump installation site in space is less than the space mounting position of described recirculated water storage tank；The described organic working medium pump installation site in space is less than the space mounting position of described organic working medium storage tank.
6. a using method for solar water heater TRT according to claim 1, comprises the following steps:
Starting described solar water heating system, described Double-temp. double-control temp. controller measures the temperature of described water tank in real time；
When described Double-temp. double-control temp. controller measures the temperature of described water tank less than predetermined low temperature level, described generating hot-water heating system, described organic rankine cycle system and described cooling system are closed, and described solar water heater TRT is in stopping generating state；
When described Double-temp. double-control temp. controller measures the temperature of described water tank higher than predetermined high temperature, automatically starting described generating hot-water heating system, described organic rankine cycle system and described cooling system, described solar water heater TRT is in generating state；
When the temperature that described Double-temp. double-control temp. controller measures described water tank is between described predetermined low temperature level and described predetermined high temperature, described generating hot-water heating system, described organic rankine cycle system and the startup of described cooling system, closedown maintain its adjacent state, wherein, when the temperature of described water tank is raised by described predetermined low temperature level, the state that described generating hot-water heating system, described organic rankine cycle system and described cooling system remain off；When the temperature of described water tank is reduced by described predetermined high temperature, described generating hot-water heating system, described organic rankine cycle system and described cooling system maintain it to start, the state of work.
nullUsing method the most according to claim 6，It is characterized in that: described generating hot-water heating system includes by thermal source water pump、The thermal source water pump temp.-control valve being connected with the outlet of described thermal source water pump、Described water tank and described vaporizer are sequentially connected with composition closed circuit，Described organic rankine cycle system also includes organic working medium pump and organic working medium pump temp.-control valve，The working medium delivery outlet of described organic working medium pump temp.-control valve is connected with described vaporizer，Described cooling system includes the recirculated water storage tank being connected with described condenser、The cooling water pump being connected with the outlet of described recirculated water storage tank and the cooling water pump temp.-control valve being connected with described cooling water pump and described condenser respectively，Wherein，Described organic working medium pump、Described organic working medium pump temp.-control valve、Described cooling water pump and described cooling water pump temp.-control valve、The switch of described thermal source water pump and described thermal source water pump temp.-control valve is controlled by described Double-temp. double-control temp. controller according to the temperature of described water tank.
Using method the most according to claim 7, it is characterized in that: when described Double-temp. double-control temp. controller measures the temperature of described water tank less than predetermined low temperature level, described Double-temp. double-control temp. controller controls described organic working medium pump temp.-control valve, described organic working medium pump, described thermal source water pump temp.-control valve, described thermal source water pump, described cooling water pump temp.-control valve and described cooling water pump and is closed.
Using method the most according to claim 7, it is characterized in that: when described Double-temp. double-control temp. controller measures the temperature of described water tank higher than predetermined high temperature, described Double-temp. double-control temp. controller opens described cooling water pump, described cooling water pump temp.-control valve, described thermal source water pump, described thermal source water pump temp.-control valve, described organic working medium pump and described organic working medium pump temp.-control valve successively.
Using method the most according to claim 7, it is characterized in that: when the temperature of described water tank is raised by described predetermined low temperature level, and when the mensuration temperature of described water tank is between described predetermined low temperature level and described predetermined high temperature, described Double-temp. double-control temp. controller controls described organic working medium pump temp.-control valve, described organic working medium pump, described thermal source water pump temp.-control valve, described thermal source water pump, described cooling water pump temp.-control valve and described cooling water pump maintain it to close, out-of-work state, described generating hot-water heating system, the state that described organic rankine cycle system and described cooling system remain off；When the temperature of described water tank is reduced by described predetermined high temperature, and when the mensuration temperature of described water tank is between described predetermined low temperature level and described predetermined high temperature, described Double-temp. double-control temp. controller controls described cooling water pump, described cooling water pump temp.-control valve, described thermal source water pump, described thermal source water pump temp.-control valve, described organic working medium pump and described organic working medium pump temp.-control valve and maintains its opening, described generating hot-water heating system, described organic rankine cycle system and described cooling system to maintain its state starting, working.
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| CN104612918A (en) * | 2015-01-30 | 2015-05-13 | 天津大学 | Normal pressure type solar combined heat and power generation system |
| CN104913517A (en) * | 2015-06-29 | 2015-09-16 | 山东华春新能源有限公司 | Solar energy water heater |
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| CN201740312U (en) * | 2010-08-10 | 2011-02-09 | 沙建军 | Small dispersed-type solar energy combined cooling, heating and power supply system |
| CN202579069U (en) * | 2012-03-30 | 2012-12-05 | 田海金 | Superconducting room temperature (RT) organic Rankine cycle solar integration power generation system |
| CN203685323U (en) * | 2013-12-13 | 2014-07-02 | 昆明理工大学 | Solar energy and biomass combined organic Rankine cycle system |
| CN204082239U (en) * | 2014-09-15 | 2015-01-07 | 郑州大学 | Solar water heater electricity generating device |
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