CN108286839B - Multi-source heteromeric heat utilization system - Google Patents
Multi-source heteromeric heat utilization system Download PDFInfo
- Publication number
- CN108286839B CN108286839B CN201810196004.XA CN201810196004A CN108286839B CN 108286839 B CN108286839 B CN 108286839B CN 201810196004 A CN201810196004 A CN 201810196004A CN 108286839 B CN108286839 B CN 108286839B
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- China
- Prior art keywords
- heat
- throttling element
- utilization system
- heteromeric
- source
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- 239000007788 liquid Substances 0.000 claims description 16
- 239000012530 fluid Substances 0.000 claims description 14
- 230000017525 heat dissipation Effects 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 abstract description 12
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 239000006096 absorbing agent Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B27/00—Machines, plants or systems, using particular sources of energy
- F25B27/002—Machines, plants or systems, using particular sources of energy using solar energy
- F25B27/005—Machines, plants or systems, using particular sources of energy using solar energy in compression type systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/02—Heat pumps of the compression type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
Abstract
The invention provides a multi-source heterogeneous heat utilization system, which solves the technical problem of poor heating efficiency of the existing solar heat utilization system under the condition of insufficient solar energy. The invention can not only realize the efficient absorption of solar energy when the sun exists, but also realize the efficient absorption of air heat energy when the sun does not exist.
Description
Technical Field
The invention belongs to the technical field of heat utilization systems, and particularly relates to a multi-source heteromeric heat utilization system.
Background
The existing solar heat utilization mainly uses solar radiation energy intercepted by solar heat sources such as a traditional vacuum tube, a flat plate type solar water heater and the like, and when the solar radiation is weaker or a large amount of heat is needed in winter in cold season, the effective supply cannot be realized, so that the solar heat utilization can only be realized in snow for a long time, but the heat energy cannot be really supplied.
Disclosure of Invention
The invention aims to provide a multi-source heteromeric heat utilization system which can not only realize high-efficiency solar energy absorption when the sun exists, but also can realize high-efficiency air heat energy absorption when the sun does not exist.
In order to achieve the above object, the present invention is realized by the following technical scheme: the utility model provides a multisource heteromeric state heat utilization system, includes compressor, heat dissipation end, balance pipeline and the parallelly connected pipeline of double heat absorber that loops through the medium pipeline in proper order, the balance pipeline include parallelly connected heat gathering throttling element and balance valve, heat gathering throttling element and balance valve export all be connected with a fluid balance ware, fluid balance ware built-in level sensor, level sensor give a controller that can control balance valve switching with data transmission, fluid balance ware export intercommunication double heat absorber parallel pipeline, double heat absorber parallel pipeline include parallelly connected solar energy absorbing device and air heat energy absorbing device.
When the liquid level sensor detects that the liquid level in the liquid balancer is lower, the balance valve is opened to ensure the stability of the liquid level in the liquid balancer. The heat-collecting throttling piece is adjusted to keep proper condensing pressure at the heat-dissipating end, and the medium can fully release heat at the heat-dissipating end through reasonable condensing pressure, so that heat drawn by the system in a low-temperature environment can be utilized to the maximum extent. On the other hand, the liquid working medium subjected to sufficient heat dissipation is beneficial to absorbing more heat from the outside, so that virtuous circle is realized, and the energy efficiency ratio of the system is improved by more than 40%. The liquid balancer is used for balancing the instantaneous flow non-uniformity of the absorption device and the heat dissipation tail end caused by different working states.
As preferable:
and a first throttling element and a second throttling element are respectively arranged on the upstream parallel branch medium pipelines of the solar energy absorbing device and the air heat energy absorbing device. The first throttling piece and the second throttling piece are adjusted in a way of meeting reasonable evaporation capacity of the solar energy absorbing device and the air heat energy absorbing device.
The first throttling piece, the second throttling piece and the heat-collecting throttling piece are electronic expansion valves.
The first throttling element, the second throttling element and the heat-collecting throttling element are capillary tubes.
And a pressure detection device is arranged on the medium pipeline at the downstream of the heat dissipation tail end.
The fluid balancer is a hollow tank body, the outlet of the balancing valve is communicated to the lower part of the tank body, the outlet of the heat-collecting throttling element is communicated to the top of the tank body, and the outlet pipeline of the tank body penetrates from the top of the tank body to the lower part of the inner cavity of the tank body.
The liquid level sensor is a floating ball.
The tank body is a heat insulation tank.
The multi-source heterogeneous heat utilization system can not only realize high-efficiency solar energy absorption when the sun exists, but also high-efficiency air heat energy absorption when the sun does not exist, so that all-weather requirements of users can be met, the multi-source heterogeneous heat utilization system can be used for hot water production, can also be used for projects such as heating and drying in winter in the north, and greatly expands the application range of solar heat utilization.
Drawings
Fig. 1 is a system configuration diagram of the present invention.
In the figure: the device comprises a compressor 1, a heat dissipation tail end 2, a heat collection throttling piece 3, a balance valve 4, a fluid balancer 5, a liquid level sensor 6, a solar energy absorbing device 7, an air heat energy absorbing device 8, a first throttling piece 9, a second throttling piece 10 and a pressure detection device 11.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a technical scheme that: a multi-source heterogeneous heat utilization system is shown in figure 1 and comprises a compressor 1, a heat radiation tail end 2, a balance pipeline and a double heat absorption device parallel pipeline which are sequentially connected into a loop through medium pipelines, wherein the balance pipeline comprises a heat accumulation throttling piece 3 and a balance valve 4 which are connected in parallel, outlets of the heat accumulation throttling piece 3 and the balance valve 4 are connected with a fluid balancer 5, a liquid level sensor 6 is arranged in the fluid balancer 5, the liquid level sensor 6 transmits data to a controller capable of controlling the balance valve 4 to be opened and closed, an outlet of the fluid balancer 5 is communicated with the double heat absorption device parallel pipeline, and the double heat absorption device parallel pipeline comprises a solar energy absorption device 7 and an air heat energy absorption device 8 which are connected in parallel.
The upstream parallel branch medium pipelines of the solar energy absorbing device 7 and the air heat energy absorbing device 8 are respectively provided with a first throttling element 9 and a second throttling element 10.
The pressure detection device 11 is arranged on the medium pipeline at the downstream of the heat dissipation end 2, and the heat collection throttling piece 3 carries out stroke adjustment according to the temperature difference between the condensation temperature corresponding to the condensation pressure at the outlet of the heat dissipation end 2 and the external environment so as to ensure that the heat dissipation end has reasonable heat exchange temperature difference. The fluid balancer 5 is a hollow heat-insulating tank body, the outlet of the balance valve 4 is communicated to the lower part of the tank body, the outlet of the heat-collecting throttling element 3 is communicated to the top of the tank body, and the outlet pipeline of the tank body penetrates from the top of the tank body to the lower part of the inner cavity of the tank body. The liquid level sensor 6 is a floating ball, and when the floating ball is lower than a preset liquid level, the controller opens the balance valve 4.
The first throttling element 9, the second throttling element 10 and the heat collecting throttling element 3 are electronic expansion valves or capillaries.
The first throttling element 9 and the second throttling element 10 respectively carry out stroke adjustment according to the temperature difference of working media in the solar energy absorbing device 7 and the air heat energy absorbing device 8 so as to ensure reasonable heat exchange temperature difference and fully absorb heat or release heat. The heat-collecting throttling piece 3 carries out stroke adjustment according to the temperature difference of the working medium in the heat-dissipating end 2 so as to ensure that the heat-dissipating end has reasonable heat exchange temperature difference. The fluid balancer 5 is made of heat insulation materials, and can be matched with the first throttling piece 9, the second throttling piece 10 and the heat-collecting throttling piece 3 to adjust the total quantity of working media flowing and circulating in the whole heat utilization system, so that the solar energy absorbing device 7, the air heat energy absorbing device 8 and the heat dissipation tail end 2 are guaranteed to fully exchange heat, and the heat utilization rate of the system is improved.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (7)
1. A multi-source heteromeric heat utilization system, characterized by: the heat-collecting device comprises a compressor (1), a heat-radiating tail end (2), a balance pipeline and a double-heat-absorbing device parallel pipeline which are sequentially connected into a loop through medium pipelines, wherein the balance pipeline comprises a heat-collecting throttling element (3) and a balance valve (4) which are connected in parallel, outlets of the heat-collecting throttling element (3) and the balance valve (4) are connected with a fluid balancer (5), a liquid level sensor (6) is arranged in the fluid balancer (5), the liquid level sensor (6) transmits data to a controller capable of controlling the balance valve (4) to be opened and closed, the outlet of the fluid balancer (5) is communicated with the double-heat-absorbing device parallel pipeline, and the double-heat-absorbing device parallel pipeline comprises a solar energy absorbing device (7) and an air heat energy absorbing device (8) which are connected in parallel; the fluid balancer (5) is a hollow tank body, the outlet of the balance valve (4) is communicated to the lower part of the tank body, the outlet of the heat-collecting throttling element (3) is communicated to the top of the tank body, and an outlet pipeline of the tank body penetrates from the top of the tank body to the lower part of the inner cavity of the tank body.
2. A multi-source heteromeric heat utilization system according to claim 1, wherein: the upstream parallel branch medium pipelines of the solar energy absorbing device (7) and the air heat energy absorbing device (8) are respectively provided with a first throttling element (9) and a second throttling element (10).
3. A multi-source heteromeric heat utilization system according to claim 2, wherein: the first throttling element (9), the second throttling element (10) and the heat-collecting throttling element (3) are electronic expansion valves.
4. A multi-source heteromeric heat utilization system according to claim 2, wherein: the first throttling element (9), the second throttling element (10) and the heat-collecting throttling element (3) are capillary tubes.
5. A multi-source heteromeric heat utilization system according to claim 1, wherein: and a pressure detection device (11) is arranged on the medium pipeline at the downstream of the heat dissipation end (2).
6. A multi-source heteromeric heat utilization system according to claim 1, wherein: the liquid level sensor (6) is a floating ball.
7. A multi-source heteromeric heat utilization system according to claim 1, wherein: the tank body is a heat insulation tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810196004.XA CN108286839B (en) | 2018-03-09 | 2018-03-09 | Multi-source heteromeric heat utilization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810196004.XA CN108286839B (en) | 2018-03-09 | 2018-03-09 | Multi-source heteromeric heat utilization system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108286839A CN108286839A (en) | 2018-07-17 |
| CN108286839B true CN108286839B (en) | 2024-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810196004.XA Active CN108286839B (en) | 2018-03-09 | 2018-03-09 | Multi-source heteromeric heat utilization system |
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| Country | Link |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1782618A (en) * | 2004-11-26 | 2006-06-07 | Lg电子株式会社 | Air conditioning system |
| CN102538195A (en) * | 2012-01-20 | 2012-07-04 | 沈雁茜 | Solar special condensed state utilizing system and working method thereof |
| CN104848590A (en) * | 2015-05-11 | 2015-08-19 | 李文胜 | Tri-generation WSHP (Water Source Heat Pump) set |
| CN104969012A (en) * | 2012-12-28 | 2015-10-07 | 阿文戈亚太阳能有限责任公司 | Flow control systems and methods for a phase change material solar receiver |
| CN105928267A (en) * | 2016-06-01 | 2016-09-07 | 唐玉敏 | Multistage parallel displacement heat exchange system |
| CN206037478U (en) * | 2016-07-28 | 2017-03-22 | 宁夏塞上阳光太阳能有限公司 | Air source heat pump system with supplementary evaporation pipeline of solar energy |
| CN207922619U (en) * | 2018-03-09 | 2018-09-28 | 浙江柿子新能源科技有限公司 | A kind of different poly- state heat utilization system of multi-source |
-
2018
- 2018-03-09 CN CN201810196004.XA patent/CN108286839B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1782618A (en) * | 2004-11-26 | 2006-06-07 | Lg电子株式会社 | Air conditioning system |
| CN102538195A (en) * | 2012-01-20 | 2012-07-04 | 沈雁茜 | Solar special condensed state utilizing system and working method thereof |
| CN104969012A (en) * | 2012-12-28 | 2015-10-07 | 阿文戈亚太阳能有限责任公司 | Flow control systems and methods for a phase change material solar receiver |
| CN104848590A (en) * | 2015-05-11 | 2015-08-19 | 李文胜 | Tri-generation WSHP (Water Source Heat Pump) set |
| CN105928267A (en) * | 2016-06-01 | 2016-09-07 | 唐玉敏 | Multistage parallel displacement heat exchange system |
| CN206037478U (en) * | 2016-07-28 | 2017-03-22 | 宁夏塞上阳光太阳能有限公司 | Air source heat pump system with supplementary evaporation pipeline of solar energy |
| CN207922619U (en) * | 2018-03-09 | 2018-09-28 | 浙江柿子新能源科技有限公司 | A kind of different poly- state heat utilization system of multi-source |
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| Publication number | Publication date |
|---|---|
| CN108286839A (en) | 2018-07-17 |
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