CN210197447U - Multi-energy complementary school heating energy-saving system - Google Patents
Multi-energy complementary school heating energy-saving system Download PDFInfo
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- CN210197447U CN210197447U CN201920702328.6U CN201920702328U CN210197447U CN 210197447 U CN210197447 U CN 210197447U CN 201920702328 U CN201920702328 U CN 201920702328U CN 210197447 U CN210197447 U CN 210197447U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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Abstract
The utility model discloses a multi-energy complementary school heating energy-saving system, which comprises a heat collection energy-saving system and a heat transmission regulation energy-saving system, wherein a heat exchange coil of the heat transmission regulation energy-saving system is positioned in an energy storage water tank of the heat collection energy-saving system; the heat collection energy-saving system comprises a solar circulation passage, a buried pipe circulation passage, a soil source heat pump circulation passage and a cross-season energy storage circulation passage, wherein the solar circulation passage comprises a first circulation pump, a high-efficiency large flat plate collector and a heat exchanger which are sequentially connected end to end. The multi-energy complementary school heating energy-saving system adopting the structure effectively utilizes solar energy, geothermal energy and off-peak electric energy to provide heat in heat collection, utilizes the energy storage water tank to store heat for regulation, and utilizes soil to store heat in different seasons; in the heat conveying process, the heat consumption is effectively reduced, and the heat supply cost is greatly reduced.
Description
Technical Field
The utility model relates to a complementary heating technical field of the energy especially relates to a complementary school of multipotency source heating economizer system.
Background
The quantity of schools which need heating in winter in China is large, most of the heating uses small coal-fired boilers, heating radiators are generally used at the tail ends of the small coal-fired boilers for heating, the coal-fired boilers are low in heat efficiency and can pollute the atmosphere, no pipe network conveying energy-saving adjusting system is provided, building heating is operated roughly, energy consumption is high, heating cost is high, energy conservation and consumption reduction are promoted along with the whole society, and the energy conservation and emission reduction pressure of schools is high.
The proportion of the energy consumption of the school heating system to the comprehensive energy consumption is large, so that the energy conservation of the heating system is the key point of the energy-saving work of the school, and a novel clean heating system is urgently needed to solve the problems of high pollution and high energy consumption of the school heating.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a multi-energy complementary school heating energy-saving system, which effectively utilizes solar energy, geothermal energy and off-peak electric energy to provide heat in heat collection, utilizes an energy storage water tank to store heat for regulation and utilizes soil to store heat in different seasons; in the heat conveying process, the heat consumption is effectively reduced, and the heat supply cost is greatly reduced.
In order to achieve the purpose, the utility model provides a multi-energy complementary school heating energy-saving system, which comprises a heat collecting energy-saving system and a heat conveying adjusting energy-saving system, wherein a heat exchange coil of the heat conveying adjusting energy-saving system is positioned in an energy storage water tank of the heat collecting energy-saving system;
the heat collection energy-saving system comprises a solar energy circulation path, a ground pipe circulation path, a soil source heat pump circulation path and a cross-season energy storage circulation path, wherein the solar energy circulation path comprises a first circulation pump, a high-efficiency large flat plate collector and a heat exchanger which are sequentially connected end to end;
energy-saving system is adjusted in heat transport includes heating circulation route, life hot water heating route and life hot water supply route, heating circulation route includes fourth circulating pump, electric three-way valve, heating mechanism, on-off valve and the energy storage water tank that the head and the tail connected gradually, life hot water heating route includes fifth circulating pump, heat exchange coil and the life hot water tank that the head and the tail connected gradually, life hot water supply route include with water supply pump and shower mechanism that the life hot water tank communicates in proper order, still be equipped with electric heating pipe in the life hot water tank.
Preferably, electric valves are arranged between the evaporator end of the soil source heat pump and the second circulating pump and between the evaporator end of the soil source heat pump and the buried pipe respectively, and electric valves are arranged between the second circulating pump and the energy storage water tank and between the second circulating pump and the buried pipe respectively.
Preferably, a water inlet end of the first circulating pump is provided with a constant-pressure buffer tank and a heat-conducting medium injection end.
Preferably, temperature sensors are arranged at the outlet of the high-efficiency large flat plate collector, the outlet of the heat exchanger, the energy storage water tank, the heating mechanism and the water outlet of the shower mechanism.
Preferably, dirt removers are arranged between the third circulating pump and the condenser end of the ground source heat pump and at the water inlet of the opening and closing valve.
Preferably, the energy storage water tank and the domestic hot water tank are both provided with water level sensors, and the water supplementing opening of the energy storage water tank and the domestic hot water tank are both provided with a softened water device, an electromagnetic water supplementing valve and a silicon-phosphorus crystal tank.
Preferably, the heating mechanism comprises a first heating mechanism and a second heating mechanism which are respectively connected with the electric three-way valve, and the water inlet end of the heating mechanism is provided with an electric dynamic balance adjusting valve.
Preferably, the highest point of the outlet of the high-efficiency large flat plate collector is provided with an automatic exhaust valve.
Preferably, a pressure pipe is arranged at the water outlet of the fourth circulating pump and the top end of the opening and closing valve, and a water pump frequency converter is installed on the fourth circulating pump.
Therefore, the utility model has the advantages that at least:
(1) through selecting corresponding energy form and reasonable in design's pipe connection to the actual conditions of school's building heating, realize make full use of solar energy and collect the heat, the geothermal energy in the coupling deep soil and the off-peak electric energy at night not only can satisfy the heating demand of school's building, and energy-conserving operation does not have pollutant discharge moreover, and emission reduction effect is showing.
(2) Through the coupling of electronic tee bend governing valve and electronic dynamic balance valve, can increase teaching building daytime, the indoor temperature of dining room and library building, the indoor temperature of dormitory building is turned down, the indoor temperature of dormitory building is turned up at night, the teaching building is turned down, the indoor temperature of dining room and library building, when satisfying the travelling comfort, reach energy-conserving operation's purpose, greatly reduced the heating energy consumption of school's building, change the mode of extensive operation in the past, realize heating energy-conserving operation, effectively reduce the heating cost of school.
(3) The fourth circulating pump changes according to building heating load, can the frequency conversion operation, reduces the energy consumption of circulating pump, reduces the circulating pump working costs in the heating season of school, and the temperature difference circulation can be realized to first circulating pump, just starts work when solar collector exit temperature and heat exchanger exit temperature reach the setting value, can reduce the operating time of first circulating pump, is favorable to reducing the energy consumption of circulating pump.
(4) Set up energy storage water tank and life hot water tank in heating system, can store solar energy with energy storage water tank daytime and supply to use night, also can utilize low-priced millet electric heating night, the energy storage supplies to use daytime, and through energy storage water tank's regulation, realize thermal balance like this, reach energy-conserving operation's purpose. The domestic hot water tank can meet the requirement of domestic hot water of teachers and students all the year round, and the solar heat collector realizes the function of heat collection in four seasons, thereby further saving energy.
(5) In non-heating seasons and when solar heat is abundant, the heat in the energy storage water tank can be recharged to deep soil through the buried pipe, so that the purpose of cross-season heat storage is achieved, the heat storage tank is extracted and used in heating seasons, and heating cost can be effectively reduced.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic view of a heat collection energy-saving system of a multi-energy complementary school heating energy-saving system of the present invention;
fig. 2 is a schematic diagram of the heat transfer energy-saving system of the multi-energy complementary school heating energy-saving system of the present invention.
Reference numerals
101. A high-efficiency large flat plate collector; 102. a first circulation pump; 103. a heat exchanger; 104. a constant pressure buffer tank; 105. a heat conducting medium injection end; 106. an automatic exhaust valve; 107. a temperature sensor; 108. a ground source heat pump; 109. a second circulation pump; 110. a buried pipe; 111. an energy storage water tank; 112. an electromagnetic water replenishing valve; 113. a third circulation pump; 114. an electric heating power replenisher; 115. a dirt separator; 116. an electrically operated valve; 117. a water level sensor;
201. a heating mechanism; 202. an electric three-way regulating valve; 203. an electrically operated dynamic balance valve; 204. opening and closing a valve; 205. a pressure pipe; 206. a fourth circulation pump; 207. a heat exchange coil; 208. a fifth circulation pump; 209. an electric heating tube; 210. a domestic hot water tank; 211. silicon-phosphorus crystal tank; 212. a water supply pump; 213. a shower mechanism; 214. water pump converter.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
Fig. 1 is the utility model discloses the complementary school of multipotency source heating economizer system heat collection economizer system principle sketch map, fig. 2 is the utility model discloses the complementary school of multipotency source heating economizer system heat transport economizer system principle sketch map, as shown in the figure, a complementary school of multipotency source heating economizer system, adjust economizer system including heat collection economizer system and heat transport, heat transport adjusts economizer system's heat transfer coil 207 and is located heat collection economizer system's energy storage water tank 111, and the heat of heat collection economizer system passes through energy storage water tank 111 and heat transfer coil 207's exchange promptly and adjusts economizer system with the heat transfer.
The heat collection energy-saving system comprises a solar energy circulation path, a buried pipe circulation path, a soil source heat pump circulation path and a cross-season energy storage circulation path. The solar circulating path comprises a first circulating pump 102, a high-efficiency large flat plate collector 101 and a heat exchanger 103 which are sequentially connected end to end, and a constant-pressure buffer tank 104 and a heat-conducting medium injection end 105 are arranged at the water inlet end of the first circulating pump 102. The constant-pressure buffer tank 104 is used for the constant pressure of the heat-conducting medium of the solar circulating pipeline after expansion with heat and contraction with cold. A heat transfer medium injection end 105 through which the heat transfer medium is injected into the solar circulation line. The highest point of the outlet of the high-efficiency large flat plate collector is provided with an automatic exhaust valve 106 for exhausting air in the circulating pipeline in time.
The ground pipe circulation path comprises a second circulation pump 109, a ground pipe 110 and an evaporator end of the soil source heat pump 108 which are sequentially connected end to end, the soil source heat pump 108 comprises a third circulation pump 113, a condenser end of the soil source heat pump 108, a heat exchanger 103, an electric heat replenisher 114 and an energy storage water tank 111 which are sequentially connected end to end, and the second circulation pump 109, the ground pipe 110 and the energy storage water tank 111 are connected end to form the seasonal energy storage circulation path.
An electric valve 116 is arranged between the evaporator end of the soil source heat pump 108 and the second circulating pump 109 and between the evaporator end of the soil source heat pump and the buried pipe 110, an electric valve 116 is arranged between the second circulating pump 109 and the energy storage water tank 111 and between the second circulating pump 109 and the buried pipe 110, and the passage of heat exchange is adjusted by controlling the electric valve 116.
The heat conveying and adjusting energy-saving system comprises a heating circulation path, a domestic hot water heating path and a domestic hot water supply path, the heating circulation path comprises a fourth circulation pump 206, an electric three-way valve 202, a heating mechanism 201, an opening and closing valve 204 and an energy storage water tank 111 which are sequentially connected end to end, and the opening and closing valve 204 is mainly used for preventing water in a pipeline of a high-rise building from flowing back to enter the energy storage water tank 111 at a low position to cause the energy storage water tank 111 to overflow. A pressure pipe 205 is arranged at the water outlet of the fourth circulating pump 206 and the top end of the on-off valve 204, a water pump frequency converter 214 is arranged on the fourth circulating pump 206, and when the flow required by building heating is reduced, the power of the circulating pump is reduced by controlling the working frequency of a water pump motor, so that the purpose of energy-saving operation is achieved.
The heating mechanism 201 comprises a first heating mechanism and a second heating mechanism which are respectively connected with an electric three-way valve 202, and electric dynamic balance adjusting valves 203 are respectively arranged at water inlet ends of the heating mechanism 201 and used for adjusting flow of corresponding branches, keeping hydraulic balance and preventing hydraulic imbalance of the system after the flow is changed.
The domestic hot water heating path comprises a fifth circulating pump 208, a heat exchange coil 207 and a domestic hot water tank 210 which are sequentially connected end to end, and the domestic hot water supply path comprises a water supply pump 212 and a shower mechanism 213 which are sequentially communicated with the domestic hot water tank 210. An electric heating pipe 209 is further arranged in the domestic hot water tank 210 and used for heating water in the domestic hot water tank 210 when the energy storage water tank 111 breaks down, so that the domestic hot water requirement of schools is met.
The outlets of the high-efficiency large flat plate collector 101, the outlet of the heat exchanger 103, the energy storage water tank 111, the heating mechanism 201 and the shower mechanism 213 are all provided with temperature sensors 107, and the temperature sensors 107 are used for monitoring the temperature in real time.
And the energy storage water tank 111 and the domestic hot water tank 210 are respectively provided with a water level sensor 117 for detecting the water level of the water tank, and the electromagnetic water replenishing valve is controlled by an intelligent control system to realize the automatic water replenishing function of the water tank. The water replenishing ports of the energy storage water tank 111 and the domestic hot water tank 210 are respectively provided with a water softening device, an electromagnetic water replenishing valve 112 and a silicon-phosphorus crystal tank 211.
The working principle of the heat collection energy-saving system is as follows: when solar energy is sufficiently charged, solar energy is preferentially used, a low-temperature heat-conducting medium is circulated into the large efficient flat plate collector 101 through the first circulating pump 102, the large efficient flat plate collector 101 comprises a heat absorber, a glass cover plate, a heat-insulating material, a shell and the like, and under the irradiation of sunlight, light energy is absorbed by the selective absorption coating on the heat absorber and is converted into heat energy to heat the heat-conducting medium in the large efficient flat plate collector and convert the heat-conducting medium into a high-temperature heat-conducting medium. High-temperature heat-conducting medium circulates into the heat-conducting medium-water heat exchanger 103 through a pipeline to exchange heat with low-temperature water, the water is heated, the low-temperature water is conveyed by the third circulating pump 113 to enter the condenser side of the soil source heat pump 108 for primary heating, then enters the heat-conducting medium-water heat exchanger 103 for further heating and warming, circulates through the electric heat replenisher 114, and finally enters the energy storage water tank 111. When the water temperature of the energy storage water tank 111 is enough, the electric heating power replenisher 114 is not started, and when the water temperature of the energy storage water tank 111 is not enough, the electric heating power replenisher 114 is started to supplement heating.
The second circulating pump 109 circulates water into the buried pipe 110, extracts heat from deep soil, enters the evaporator side of the soil source heat pump, releases the heat, converts the heat into the internal circulation of the soil source heat pump 108, and finally converts the heat into the condenser side through the reverse Carnot cycle in the unit, at this time, the heat can be used for heating low-temperature water, the low-temperature water is heated to about 45 ℃, the 45 ℃ middle-temperature water is further heated and heated through the heat transfer medium-water heat exchanger 103 and the electric heat replenisher 114, and then is stored in the energy storage water tank 111.
In non-heating seasons, rich solar energy can be used for heating deep soil, and the purpose of cross-season energy storage is achieved. Use the heat that high-efficient big flat plate collector 101 was collected, and store the heat in energy storage water tank 111, second circulating pump 109 extracts hot water from energy storage water tank 111, carry deep soil through buried pipe 110 in, heat soil, heat up deep soil for a long time like this, form a circular energy storage district that the temperature progressively diminishes from inside to outside, when winter, can extract the heat in energy storage district, satisfy the demand of school's building heating, the working costs in the season of school's heating that can effectively reduce like this.
In the area with low-price valley electricity at night, the energy storage water tank 111 can store heat collected by solar energy, and can store energy by heating the water tank through the electric heating power replenisher 114 in the valley electricity stage at night, so that the energy can be stored for use when no solar energy exists in the daytime, the valley electricity with low electricity charge price is preferentially used, the peak electricity and the flat electricity with high price are avoided, and the operation cost of the system is greatly reduced.
The first circulating pump 102 performs energy-saving control through temperature difference circulation, the temperature is detected through the temperature sensor, when the temperature difference between the outlet temperature of the high-efficiency large flat plate collector and the outlet temperature of the heat exchanger is more than or equal to 10 ℃, the first circulating pump 102 is started, when the temperature difference is less than or equal to 3 ℃, the first circulating pump 102 is closed, the first circulating pump cannot be always started in work, and the first circulating pump is started only when the temperature condition is met, so that the working time of the circulating pump can be obviously shortened, and the function of energy-saving operation is realized.
The working principle of the heat conveying and adjusting energy-saving system is as follows: the fourth circulating pump 206 is used for pumping high-temperature water from the energy storage water tank 111 to convey the high-temperature water to a heating mechanism, heating rooms through radiation heat transfer of a tail end radiator, installing an electric three-way adjusting valve 202 on a heating main pipeline, detecting indoor temperature through temperature sensors arranged in different buildings, adjusting the electric three-way adjusting valve 202, controlling and increasing pipeline flow of the teaching building, the dining room and the library and reducing the pipeline flow of the dormitory building in the daytime, similarly controlling and reducing the pipeline flow of the teaching building, the dining room and the library at night and increasing the pipeline flow of the dormitory building, so that the heating amount for different buildings is changed by changing the circulating flow in a pipe network, accurate adjustment is realized on the premise of meeting the comfort of heating, and the heating mode of rough operation in the past is changed, the energy consumption of the building is greatly reduced.
During holidays and cold holidays, the return water temperature can be adjusted to be low, so that each building is in a low water temperature operation state, the energy consumption of the building can be reduced, the heating building can be protected from freezing, and indoor pipelines are prevented from being damaged by freezing.
The domestic hot water circulation path is mainly used for providing hot water for schools all year round, low-temperature water is circulated to the heat exchange coil 207 in the energy storage water tank through the fifth circulating pump 208, and after heat exchange and temperature rise, high-temperature hot water is circulated to the domestic hot water tank 210. The water feed pump 212 is through establishing the hot water pipeline at the life hot water tank other end, carries the shower mechanism 213 or other taps departments in the building with high temperature hot water, supplies the teacher and students to use, does not use for a long time when hot water in the pipeline, and when the temperature reduced, detects through temperature sensor, then control motorised valve returns cold water circulation secondary heating in the life hot water tank 210, when teacher and students use shower equipment like this, it has hot water to open the shower, improves the travelling comfort. In life hot water tank 210, still install PTC ceramic's electric heating pipe 209, mainly when energy storage water tank 111 or stainless steel heat exchange coil 207 break down, open as auxiliary heat source and use, satisfy school teachers and students' life hot water demand.
When fourth circulating pump 206 opened, through installing pressure pipe 205 conduction pressure to the on-off valve 204 top at the water pump outlet, the on-off valve was opened this moment, and the pipeline normally circulates, and when fourth circulating pump 206 closed, pressure pipe 205 pressure disappeared, and return water on-off valve 204 closed rapidly, cuts off the return circuit, prevents that the water in the high-rise building pipeline from to the energy storage water tank refluence.
The utility model discloses a complemental school of multipotency source heating economizer system, total 8 kinds of heat collection energy-conserving mode of operation and 4 kinds of heat transport energy-conserving mode of regulation.
The 8 heat collection operating modes are respectively as follows: solar energy independent heating, solar energy heating combined with energy storage of an energy storage water tank, energy storage water tank heating, solar energy combined with geothermal energy heating, geothermal energy independent heating, geothermal energy combined with an electric heating power replenisher heating, electric heating power replenisher valley electricity energy storage, non-heating seasons cross-season energy storage combined with school life hot water heating, and through the connection of a solar energy circulation path, an underground pipe circulation path, a soil source heat pump circulation path and a pipeline with reasonable design of the cross-season energy storage circulation path, and the matching use of equipment such as a high-efficiency large flat plate collector, a heat exchanger, a soil source heat pump, an energy storage water tank and an electric heating power replenisher, the deep coupling and the advantage complementation of three renewable clean energy sources of solar energy, geothermal energy and electric energy are realized, so that the system can stably run in energy conservation under various complicated and changeable weather conditions, and can meet the, the consumption of electric energy is effectively reduced.
The 4 heat transfer regulation energy-saving working modes are respectively as follows: the heat energy-saving regulation of buildings with different functions, the energy-saving operation during the holiday, the frequency-conversion energy-saving operation of the fourth circulating pump and the temperature difference circulation energy-saving operation of the first circulating pump. Through set up electronic three way control valve on the heating main line, the realization can be according to the flow distribution of the different function buildings of indoor temperature control, and the heating heat of increase teaching building, dining room and library building daytime reduces the heating heat of dormitory building, and night is then opposite, has effectively changed the heating operation mode of the extensive high energy consumption of school like this, and electronic dynamic balance governing valve ensures hydraulic balance on the main line of intaking of each function building. During the holiday, each functional building realizes low water temperature operation, has reduced the demand for heat, and the energy consumption of heat collection system can reduce by a wide margin. The fourth circulating pump is operated through frequency conversion according to the change of the heat load of the building, so that the energy consumption of the circulating pump is reduced, and the purpose of energy conservation is achieved. The first circulating pump is controlled according to the temperature difference between the outlet temperature sensor of the high-efficiency large flat plate collector and the outlet temperature sensor of the heat-conducting medium-water heat exchanger, and the purposes of less power consumption and energy-saving operation are achieved by reducing the running time of the first circulating pump.
The utility model discloses abundant high-efficient three kinds of clean energy of solar energy, geothermal energy and electric energy of utilizing, three kinds of energy intercoupling, the thermal efficiency is higher, and high-efficient big flat plate collector can collect heat all the year around, and the utilization ratio is high, and the heating season provides life hot water for the building, and non-heating season provides energy-conserving effect better. According to the use functions of different buildings, the distributed heat is adjusted, the extensive high-energy-consumption heating mode is changed, and the energy consumption of the circulating pump is reduced through an intelligent control system. In conclusion, according to the particularity of school heating, multiple energy-saving technologies are coupled for use, so that the system operation cost can be effectively reduced, and the school heating burden is relieved. The utility model discloses a multiple energy complementary school heating economizer system does not have smoke and dust, SO2And pollutants such as NOx, PM2.5 and the like are discharged, so that the atmospheric environment of schools in heating seasons is improved, and the teaching, learning and living comfort of teachers and students is obviously improved.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that: the technical solution of the present invention can still be modified or replaced by other equivalent means, and the modified technical solution can not be separated from the spirit and scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides a complemental school heating economizer system of multipotency source which characterized in that: the system comprises a heat collecting energy-saving system and a heat conveying adjusting energy-saving system, wherein a heat exchange coil of the heat conveying adjusting energy-saving system is positioned in an energy storage water tank of the heat collecting energy-saving system;
the heat collection energy-saving system comprises a solar energy circulation path, a ground pipe circulation path, a soil source heat pump circulation path and a cross-season energy storage circulation path, wherein the solar energy circulation path comprises a first circulation pump, a high-efficiency large flat plate collector and a heat exchanger which are sequentially connected end to end;
energy-saving system is adjusted in heat transport includes heating circulation route, life hot water heating route and life hot water supply route, heating circulation route includes fourth circulating pump, electric three-way valve, heating mechanism, on-off valve and the energy storage water tank that the head and the tail connected gradually, life hot water heating route includes fifth circulating pump, heat exchange coil and the life hot water tank that the head and the tail connected gradually, life hot water supply route include with water supply pump and shower mechanism that the life hot water tank communicates in proper order, still be equipped with electric heating pipe in the life hot water tank.
2. The multi-energy complementary school heating energy-saving system according to claim 1, wherein: electric valves are arranged between the evaporator end of the soil source heat pump and the second circulating pump and between the evaporator end of the soil source heat pump and the buried pipe respectively, and electric valves are arranged between the second circulating pump and the energy storage water tank and between the second circulating pump and the buried pipe respectively.
3. The multi-energy complementary school heating energy-saving system according to claim 1, wherein: and a water inlet end of the first circulating pump is provided with a constant-pressure buffer tank and a heat-conducting medium injection end.
4. The multi-energy complementary school heating energy-saving system according to claim 1, wherein: and temperature sensors are arranged at the outlet of the high-efficiency large flat plate collector, the outlet of the heat exchanger, the energy storage water tank, the heating mechanism and the water outlet of the shower mechanism.
5. The multi-energy complementary school heating energy-saving system according to claim 1, wherein: dirt removers are arranged between the third circulating pump and the condenser end of the soil source heat pump and at the water inlet of the opening and closing valve.
6. The multi-energy complementary school heating energy-saving system according to claim 1, wherein: the energy storage water tank all be equipped with level sensor on the life hot water tank, the energy storage water tank all be equipped with demineralized water device, electromagnetism water supply valve and silicon phosphorus crystal jar in the moisturizing mouth department of life hot water tank.
7. The multi-energy complementary school heating energy-saving system according to claim 1, wherein: the heating mechanism comprises a first heating mechanism and a second heating mechanism which are respectively connected with the electric three-way valve, and electric dynamic balance adjusting valves are arranged at the water inlet ends of the heating mechanisms.
8. The multi-energy complementary school heating energy-saving system according to claim 1, wherein: the highest point of the outlet of the high-efficiency large flat plate collector is provided with an automatic exhaust valve.
9. The multi-energy complementary school heating energy-saving system according to claim 1, wherein: and a pressure pipe is arranged at the water outlet of the fourth circulating pump and the top end of the opening and closing valve, and a water pump frequency converter is installed on the fourth circulating pump.
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| CN201920702328.6U CN210197447U (en) | 2019-05-16 | 2019-05-16 | Multi-energy complementary school heating energy-saving system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113007826A (en) * | 2021-03-22 | 2021-06-22 | 苏州正乙丙纳米环保科技有限公司 | High-efficiency utilization system for solar energy and shallow geothermal energy hybrid energy storage |
| CN114623483A (en) * | 2022-03-17 | 2022-06-14 | 中航天建设工程集团有限公司 | Modular electric energy phase-change heat storage purification air supply heating system |
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2019
- 2019-05-16 CN CN201920702328.6U patent/CN210197447U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113007826A (en) * | 2021-03-22 | 2021-06-22 | 苏州正乙丙纳米环保科技有限公司 | High-efficiency utilization system for solar energy and shallow geothermal energy hybrid energy storage |
| CN114623483A (en) * | 2022-03-17 | 2022-06-14 | 中航天建设工程集团有限公司 | Modular electric energy phase-change heat storage purification air supply heating system |
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