CN201836970U - Solar seasonal heat storage and heating system - Google Patents
Solar seasonal heat storage and heating system Download PDFInfo
- Publication number
- CN201836970U CN201836970U CN2010205042436U CN201020504243U CN201836970U CN 201836970 U CN201836970 U CN 201836970U CN 2010205042436 U CN2010205042436 U CN 2010205042436U CN 201020504243 U CN201020504243 U CN 201020504243U CN 201836970 U CN201836970 U CN 201836970U
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- water tank
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- heating
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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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- 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
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
Abstract
A solar seasonal heat storage and heating system comprises a solar heat collector, a heating tail end, a layered water tank, an underground heat storage area and an auxiliary heat source. A water supply pipe of the heat collector is connected with a high-temperature area of the layered water tank via a first electromagnetic valve, a water return pipe of the heat collector is provided with a first circulation water pump and connected with a low-temperature area of the layered water tank, the low-temperature area of the layered water tank is connected with the underground heat storage area via a second circulation pump, a communicating pipe is disposed between the water supply pipe of the heat collector and the low-temperature area of the layered water tank, the water supply pipe of the heat collector is provided with a second electromagnetic valve, a water supply pipe of the heating tail end is connected with the first electromagnetic valve, the high-temperature area of the layered water tank and the underground heat storage area via a third circulation water pump, a water return pipe of the heating tail end is connected with the low-temperature area of the layered water tank, and a water supply pipe of the auxiliary heat source, the high-temperature area of the layered water tank and the water return pipe of the auxiliary heat source form a heating off-peak season power heat storage system via a fourth circulation water pump. The solar seasonal heat storage and heating system adopts solar energy as main energy input, and balances seasonal solar energy peak and valley distribution via seasonal heat storage/heat release so as to meet all-weather heating requirements of buildings.
Description
Technical field
The utility model relates to the efficient technique of rainwater utilization field of regenerative resource, relates in particular to a kind of solar cross-season heat-storage heating system.
Background technology
Along with the raising of The development in society and economy and living standards of the people, the energy resource consumption total amount that is used for the heating air conditioning aspect is increasing.At present, northern heating energy consumption accounts for 25% of China's building total energy consumption, and the trend that increases is year by year arranged, and this will produce huge pressure to China's energy supply.China traditional heating system is made up of thermal source (as coal-burning boiler, combustion gas thermo oil boiler, thermalization power station etc.), heat supply network and indoor heating system.There are the following problems in long-time running: the one, and China's heating energy consumption is too high; The 2nd, the use of high potential (as coal, combustion gas, oil, electricity etc.) is unreasonable; The 3rd, the thermal source of tradition heating is discharged a large amount of CO
2, SO
2With nuisances such as dust.Therefore, development of new environmental protection regenerative resource and the efficiency of energy utilization that improves heating system become and solve the critical path that heating and energy saving reduces discharging problem.
Solar energy is a kind of widely distributed, free of contamination clean energy resource, and the development of its heat utilization technology is the most ripe.Solar energy still is a kind of seasonal variety and the intermittent energy that changes, and satisfies the heating demand of building as utilizing hot efficiently switch technology and cross-season heat-storage technology, will improve heating system solar energy utilization ratio and economy largely.Therefore, feasible heating technology of solar cross-season heat-storage efficiently of development and equipment are significant applying of building field for the development and the solar energy of solar heating technology.
Summary of the invention
The technical problems to be solved in the utility model provides a kind ofly to be imported as main energy sources with solar energy, can improve the solar energy fraction, distribute by the seasonal peak valley of cross-season heat-storage/exothermic equilibrium solar energy, to satisfy the solar cross-season heat-storage heating system of the round-the-clock heating demand of building.
The solar cross-season heat-storage heating system that the utility model relates to, comprise solar thermal collector 1, heating terminal 4, its special character is: also be provided with layering water tank 2, underground heat storage district 3 and auxiliary thermal source 5, heat collector feed pipe 12 links to each other with layering water tank 2 high-temperature regions by first magnetic valve 10 that is equipped with on it, and heat collector return pipe 13 is provided with first water circulating pump 7 and links to each other with layering water tank 2 low-temperature spaces; Layering water tank 2 low-temperature spaces also link to each other with underground energy-accumulation district 3 by second circulating pump 6, and heat collector feed pipe 12 is established communicating pipe 20 and second magnetic valve 11 is housed with layering water tank 2 low-temperature spaces; The terminal feed pipe 16 that heats links to each other with underground energy-accumulation district 3 with first magnetic valve 10, layering water tank 2 high-temperature regions respectively by the 3rd water circulating pump 8, and the terminal return pipe 17 of described heating directly links to each other with layering water tank 2 low-temperature spaces; Auxiliary thermal source feed pipe 19 constitutes heating season low ebb electric heat storage systems by the return pipe 18 of the 4th water circulating pump 9 which is provided with and layering water tank 2 high-temperature regions, auxiliary thermal source.
Above-mentioned solar cross-season heat-storage heating system, described underground energy-accumulation district 3 is made of buried tube heat exchanger 301, the water knockout drum 14 and the water collector 15 that are connected with buried tube heat exchanger 301 two ends, the heat-storing material 302 that is filled in around the buried tube heat exchanger 301.
Above-mentioned solar cross-season heat-storage heating system, described layering water tank 2 inside are provided with deflector 201, by deflector 201 layering water tank 2 are divided into high-temperature region and low-temperature space.
Above-mentioned solar cross-season heat-storage heating system, described auxiliary thermal source 5 is an electric boiler.
Above-mentioned solar cross-season heat-storage heating system, described heat-storing material 302 are to be that gravel, water and the phase-change material of 4:3:1～6:5:1 constitutes by volume ratio.
This solar cross-season heat-storage heating system is made up of collecting system, hold over system, heating system, auxiliary thermal source system and the antifreeze circulatory system, and its core is underground energy-accumulation district and layering water tank, and the heat-storing material of layering water tank is a water.The utility model,, in conjunction with the underground energy-accumulation advantage and is assisted with the accumulation of heat of low ebb electricity and is realized all-weather solar heating from the actual heating conditions of demand of northern area according to solar energy energy-flux density and variation characteristics.By optimal design and automatic operating conversion, realize that efficiently utilize the season of striding of solar energy.Heating season is adopted the direct heating of solar energy when solar energy is sufficient; Heating season is extracted the heat that non-heating season is stored in the underground energy-accumulation district when solar energy is not enough, can improve system's solar energy utilization ratio, and can assist the accumulation of heat of low ebb electricity to satisfy the heating demand; During non-heating season rich solar heat is stored in the underground energy-accumulation district, uses to satisfy solar cross-season.The utility model is imported as main energy sources with solar energy, distributes by the seasonal peak valley of cross-season heat-storage/exothermic equilibrium solar energy, to satisfy the round-the-clock heating demand of building, compared with prior art also has following beneficial effect:
(1) can substitute traditional fossil fuel with solar energy by this system and provide thermal source, environmental protection is had positive role for room heating;
(2) use by solar cross-season, can improve solar energy utilization ratio (can reach more than 70%) to greatest extent, reach the purpose of energy-saving and emission-reduction;
(3) the heat storage efficiency height, heat exchange property is good, operation maintenance is simple, application prospect is good.
Description of drawings
Fig. 1 is the schematic diagram of this solar cross-season heat-storage heating system;
Fig. 2 is an A-A profile among Fig. 1.
Among the figure: the 1-solar thermal collector; 2-layering water tank; 3-underground energy-accumulation district; The 301-buried tube heat exchanger; The 302-heat-storing material; 4-heats terminal; The 5-auxiliary thermal source; 6-second water circulating pump; 7-first water circulating pump; 8-the 3rd water circulating pump; 9-the 4th water circulating pump; 10-first magnetic valve; 11-second magnetic valve; 12-heat collector feed pipe; 13-heat collector return pipe; The 14-water knockout drum; The 15-water collector; The 16-terminal feed pipe that heats; The 17-terminal return pipe that heats; 18-auxiliary thermal source return pipe; 19-auxiliary thermal source feed pipe; 20-communicating pipe.
The specific embodiment
Below by the drawings and specific embodiments the utility model is described further.
As shown in the figure, this solar cross-season heat-storage heating system comprises solar thermal collector 1, layering water tank 2, underground heat storage district 3, heating terminal 4 and auxiliary thermal source 5, and described layering water tank 2 inside are provided with deflector 201 layering water tank 2 is divided into high-temperature region and low-temperature space.Described auxiliary thermal source 5 adopts electric boiler, underground energy-accumulation district 3 by buried tube heat exchanger 301, the water knockout drum 14 that is connected buried tube heat exchanger 301 two ends and water collector 15, be filled in the heat-storing material 302 around the buried tube heat exchanger 301, heat-storing material 302 can be that 5:4:1(also can be 4:3:1 or 6:5:1 by volume ratio) gravel, water and phase-change material constitute, the volume ratio that is gravel, water and phase-change material is 4:3:1～6:5:1, and described phase-change material can be selected paraffin, stearic acid etc. for use.In fact the selection of the combination of heat-storing material and phase-change material is not limited by present embodiment, is 75～85 ℃ as long as guarantee phase transition temperature.The phase transition temperature of phase-change material is 80 ℃ (also can be 75 ℃ or 85 ℃) in the present embodiment.Heat collector feed pipe 12 links to each other with layering water tank 2 high-temperature regions by first magnetic valve 10 that is equipped with on it, and heat collector return pipe 13 is provided with first water circulating pump 7 and links to each other with the low-temperature space of layering water tank 2; Layering water tank 2 low-temperature spaces also link to each other with the water knockout drum 14 in underground energy-accumulation district 3 by second circulating pump 6, and heat collector feed pipe 12 is established communicating pipe 20 and second magnetic valve 11 is housed with layering water tank 2 low-temperature spaces; The terminal feed pipe 16 that heats links to each other with the water collector 15 in first magnetic valve 10, layering water tank 2 high-temperature regions and underground energy-accumulation district 3 respectively by the 3rd water circulating pump 8, and the terminal return pipe 17 of described heating directly links to each other with layering water tank 2 low-temperature spaces; Auxiliary thermal source feed pipe 19 and the 4th water circulating pump 9, layering water tank 2 high-temperature regions, auxiliary thermal source return pipe 18 constitute heating season low ebb electric heat storage system.
In this system, the main effect of solar thermal collector 1 is to collect the heat of solar energy and heat the water that flows through wherein; The effect of layering water tank 2 is to store heat-collecting capacity and supplementary energy amount of stored heat and regulate supply and return water temperature; The effect in underground energy-accumulation district 3 is to store the rich heat that solar thermal collector is collected, and realizes that under the not good situation of heating season solar radiation striding season utilizes; The effect of heating terminal 4 is to provide heat to the room; The effect of auxiliary thermal source 5 is that the accumulation of heat of low ebb electricity is to satisfy round-the-clock room heating demand; Be to improve system's utilization ratio and solar energy fraction, the opening and closing by magnetic valve 10～11 and water circulating pump 6～9 realize different hot water circuit.
The workflow of native system is as follows:
1, heating season direct heating operation.When solar thermal collector 1 was imported and exported the temperature difference 〉=5 ℃ and layering water tank 2 high-temperature region water temperature 〉=40 ℃, first magnetic valve 10, first water circulating pump 7 and the 3rd water circulating pump 8 were opened.Hot water is produced by solar thermal collector 1, returns solar thermal collector 1 behind the low-temperature space of, layering water tank 2 terminal 4 through first magnetic valve 10, the 3rd water circulating pump 8, heating, first water circulating pump 7, finishes a heating circulation.When solar thermal collector 1 was imported and exported the temperature difference≤5 ℃ and layering water tank 2 high-temperature region water temperature 〉=40 ℃, the 3rd water circulating pump 8 was opened, and the high-temperature region of layering water tank 2 directly gives heating terminal 4 heating.
2, heating season intermittent heating operation.When solar thermal collector 1 was imported and exported the temperature difference≤5 ℃ and layering water tank 2 high-temperature region water temperature≤40 ℃, second water circulating pump 6, the 3rd water circulating pump 8 were opened.Heat terminal 4 backwater through second water circulating pump 6, by underground energy-accumulation district 3 heating after the 3rd water circulating pump 8 to enter heating terminal 4, finish a heating circulation.
3, heating season low ebb electricity accumulation of heat.When the high low-temperature space temperature difference of layering water tank 2 〉=5 ℃, the 4th water circulating pump 9 is opened.Auxiliary thermal source 5 is given the heating of the hot water in layering water tank 2 high-temperature regions.
4, antifreeze circulation of heating season.Second magnetic valve 11 and first water circulating pump 7 are opened.The water of layering water tank 2 low-temperature spaces flows back to layering water tank 2 behind first water circulating pump 7, solar thermal collector 1, second magnetic valve 11, finish an antifreeze circulation.
5, non-heating season accumulation of heat circulation.First magnetic valve 10, first water circulating pump 7 and second water circulating pump 6 are opened.Hot water is produced by solar thermal collector 1, flows back to solar thermal collector 1 behind flow through respectively first magnetic valve, 10 backs, layering water tank 2, first water circulating pump 7, with the water in the layering water tank 2 heat to; Second water circulating pump 6 draws water from the low-temperature space of layering water tank 2, and energy-accumulation material 302 heat releases behind underground energy-accumulation district 3 are heated water to flow back to the high-temperature region of layering water tank 2.
Claims (4)
1. solar cross-season heat-storage heating system, comprise solar thermal collector (1), heating terminal (4), it is characterized in that: also be provided with layering water tank (2), underground heat storage district (3) and auxiliary thermal source (5), heat collector feed pipe (12) links to each other with layering water tank (2) high-temperature region by first magnetic valve (10) that is equipped with on it, and heat collector return pipe (13) is provided with first water circulating pump (7) and links to each other with layering water tank (2) low-temperature space; Layering water tank (2) low-temperature space also links to each other with underground energy-accumulation district (3) by second circulating pump (6), and heat collector feed pipe (12) is established communicating pipe (20) and second magnetic valve (11) is housed with layering water tank (2) low-temperature space; The terminal feed pipe (16) that heats links to each other with underground energy-accumulation district (3) with first magnetic valve (10), layering water tank (2) high-temperature region respectively by the 3rd water circulating pump (8), and the terminal return pipe (17) that heats directly links to each other with layering water tank (2) low-temperature space; Auxiliary thermal source feed pipe (19) constitutes heating season low ebb electric heat storage system by the 4th water circulating pump (9) which is provided with layering water tank (2) high-temperature region, auxiliary thermal source return pipe (18).
2. solar cross-season heat-storage heating system according to claim 1 is characterized in that: described underground energy-accumulation district (3) by buried tube heat exchanger (301), the water knockout drum (14) that is connected buried tube heat exchanger (301) two ends and water collector (15), be filled in buried tube heat exchanger (301) heat-storing material (302) on every side and form.
3. solar cross-season heat-storage heating system according to claim 1 is characterized in that: described layering water tank (2) inside is provided with deflector (201), by deflector (201) layering water tank (2) is divided into high-temperature region and low-temperature space.
4. solar cross-season heat-storage heating system according to claim 1 is characterized in that: described auxiliary thermal source (5) is an electric boiler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205042436U CN201836970U (en) | 2010-08-25 | 2010-08-25 | Solar seasonal heat storage and heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205042436U CN201836970U (en) | 2010-08-25 | 2010-08-25 | Solar seasonal heat storage and heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201836970U true CN201836970U (en) | 2011-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205042436U Expired - Lifetime CN201836970U (en) | 2010-08-25 | 2010-08-25 | Solar seasonal heat storage and heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201836970U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101922754A (en) * | 2010-08-25 | 2010-12-22 | 锦州森博特新能源技术有限公司 | Solar cross-season heat-storage heating system |
| CN104359142A (en) * | 2014-11-07 | 2015-02-18 | 长春工程学院 | Heat accumulation type solar, electric and coal firing heat combined heating source system |
| CN105605650A (en) * | 2016-01-21 | 2016-05-25 | 符逸锋 | Solar energy large-capacity seasonal heat storage and in-winter heating device |
-
2010
- 2010-08-25 CN CN2010205042436U patent/CN201836970U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101922754A (en) * | 2010-08-25 | 2010-12-22 | 锦州森博特新能源技术有限公司 | Solar cross-season heat-storage heating system |
| CN104359142A (en) * | 2014-11-07 | 2015-02-18 | 长春工程学院 | Heat accumulation type solar, electric and coal firing heat combined heating source system |
| CN104359142B (en) * | 2014-11-07 | 2017-03-01 | 长春工程学院 | Heat-storage solar energy, electric energy and coal heat type heat combined heat heat source system |
| CN105605650A (en) * | 2016-01-21 | 2016-05-25 | 符逸锋 | Solar energy large-capacity seasonal heat storage and in-winter heating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110518 Effective date of abandoning: 20121003 |