CN213713344U - Water circulation system for refrigerating/heating by utilizing ground source heat pump and heat exchanger - Google Patents
Water circulation system for refrigerating/heating by utilizing ground source heat pump and heat exchanger Download PDFInfo
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- CN213713344U CN213713344U CN202022868996.1U CN202022868996U CN213713344U CN 213713344 U CN213713344 U CN 213713344U CN 202022868996 U CN202022868996 U CN 202022868996U CN 213713344 U CN213713344 U CN 213713344U
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Abstract
The utility model discloses a water circulation system for refrigerating/heating by utilizing a ground source heat pump and a heat exchanger, which comprises a condenser and an evaporator, wherein a condenser heat exchange sleeve 2 is sleeved outside a condenser copper coil 1 in the condenser, and an evaporator heat exchange sleeve 4 is sleeved outside an evaporator copper coil 3 in the evaporator; a heat absorption circulation port I5 of the condenser heat exchange sleeve 2 is connected with a water pump I9 and a water pump II 10 in parallel, a valve I11 and a valve II 12 are connected with a main valve 13 in parallel, then connected with a heat dissipation system and a refrigeration system in parallel and then connected with a heat release circulation port I7 of the evaporator heat exchange sleeve 4; and a heat release circulation port II 8 of the evaporator heat exchange sleeve 4 and a heat absorption circulation port II 6 of the condenser heat exchange sleeve 2 are connected with a water outlet and a water inlet of the ground source heat pump system through a two-position four-way reversing valve 14. The utility model discloses be connected ground source heat pump system through two-position four-way reversing valve and condenser, the outer circulating water of evaporimeter, realize heat supply in winter and summer refrigeration through the positive reverse circulation of circulating water.
Description
Technical Field
The utility model relates to a indirect heating equipment technical field specifically is an utilize ground source heat pump and heat exchanger to refrigerate/heat supply's water circulating system.
Background
The ground source heat pump is a brand new renewable energy source which is created in recent years in China and provides a technical system for refrigeration, heat supply and hot water supply for buildings. The method has the characteristics of low operation cost, no pollution and zero emission, and is a new industry which is mainly popularized by national 'thirteen-five' planning.
In a refrigeration system, an evaporator, a condenser, a compressor and a throttle valve are four major pieces essential in the refrigeration system, among which the evaporator is a device that delivers refrigeration. The refrigerant absorbs heat from the cooled object therein to perform cooling. The compressor is a heart and functions to suck, compress, and deliver refrigerant vapor. The condenser is a device which emits heat, and transfers the heat absorbed in the evaporator and the heat converted by the working of the compressor to the cooling medium for carrying away. The throttle valve performs the functions of throttling and depressurizing the refrigerant, simultaneously controls and regulates the amount of refrigerant liquid flowing into the evaporator, and divides the system into two parts, namely a high-pressure side and a low-pressure side. In addition to the four major components, there are usually some auxiliary equipments in the actual refrigeration system, such as solenoid valves, distributors, dryers, heat collectors, fusible plugs, pressure controllers, etc., which are provided to improve the economy, reliability and safety of operation.
The utility model discloses a combine ground source heat pump system and refrigerating system, create neotype refrigeration/heat supply circulation system.
Disclosure of Invention
Provide a series of high-efficient ground source heat pump products for the user, constantly enlarged the popularization and application of ground source heat pump technique, the utility model aims at providing an utilize ground source heat pump and heat exchanger to carry out the water circulating system of refrigeration/heat supply.
The utility model discloses an adopt following technical scheme to realize:
a water circulation system for refrigerating/heating by utilizing a ground source heat pump and a heat exchanger comprises a condenser and an evaporator, wherein a condenser heat exchange sleeve is sleeved outside a condenser copper coil in the condenser, and an evaporator heat exchange sleeve is sleeved outside an evaporator copper coil in the evaporator; the heat absorption circulation port I of the heat exchange sleeve of the condenser is connected with a water pump I and a water pump II in parallel, the water pump I is connected with a valve I, the water pump II is connected with a valve II, the valve I and the valve II are connected with a main valve in parallel, and the main valve is connected with the heat release circulation port I of the heat exchange sleeve of the evaporator after being connected with a heat dissipation system and a refrigeration system in parallel through pipelines; and the heat release circulation port II of the evaporator heat exchange sleeve and the heat absorption circulation port II of the condenser heat exchange sleeve are connected with a water outlet and a water inlet of the ground source heat pump system through a two-position four-way reversing valve.
When the heat pump type condenser works, a compressor sucks a refrigerant with lower pressure from an evaporator, the refrigerant with lower pressure is sent into the condenser after the pressure of the refrigerant is increased, the refrigerant is condensed into liquid with higher pressure in a copper coil of the condenser, the heat release process is adopted, the liquid with lower pressure is obtained after throttling by the throttle valve and then sent into the evaporator, the heat absorption and evaporation are carried out in the copper coil of the evaporator to obtain steam with lower pressure, and the steam enters the compressor to complete circulation.
When heat supply is carried out in winter, the water pump II is stopped, and the valve II is closed; the two-position four-way reversing valve is in the I position, namely a heat release circulation port II of the evaporator heat exchange sleeve is communicated with a water inlet of the ground source heat pump system, and a heat absorption circulation port II of the condenser heat exchange sleeve is communicated with a water outlet of the ground source heat pump system. The method comprises the following steps that a water pump I is started, a valve I and a main valve are opened, cooling backwater enters a ground source heat pump system through a water inlet through a two-position four-way reversing valve, after heat exchange is carried out between terrestrial heat and a medium (circulating water) in an underground pipe network, the terrestrial heat is conducted to the medium (circulating water) in the pipe network and flows out through a water outlet of the ground source heat pump system, the circulating water is primarily heated and then enters a condenser heat exchange sleeve through a heat absorption circulation port II of the condenser heat exchange sleeve, the process is a heat absorption process of the circulating water, the circulating water is heated through heat emitted by a condenser copper coil pipe and flows out from a heat absorption circulation port I of the condenser heat exchange sleeve, the temperature of the circulating water reaches a heating standard at the moment, heating hot water is conveyed to a radiator (user heating equipment) through the water pump I, the process is a heat release process of circulating water, heat is provided for a refrigerant in a copper coil of the evaporator by using the temperature of circulating backwater, and the circulating backwater flows out of a heat release circulating port II of a heat exchange sleeve of the evaporator after the temperature of the circulating backwater is further reduced and enters the ground source heat pump system through a water inlet by virtue of a two-position four-way reversing valve. The circulation is repeated, and the heating in winter is realized.
When refrigerating in summer, the water pump I is stopped, and the valve I is closed; the two-position four-way reversing valve is positioned at the position II, namely the heat release circulation port II of the evaporator heat exchange sleeve is communicated with the water outlet of the ground source heat pump system, and the heat absorption circulation port II of the condenser heat exchange sleeve is communicated with the water inlet of the ground source heat pump system. Circulating water flows reversely, the water pump II is started, the valve II and the main valve are opened, backwater after passing through the refrigerator enters the condenser heat exchange sleeve from the heat absorption circulation port II of the condenser heat exchange sleeve under the working of the water pump II, the process is a heat absorption process of the circulating water, heat emitted by the condenser copper coil 1 is absorbed, the circulating water flows out from the heat absorption circulation port I of the condenser heat exchange sleeve after being further heated, and the temperature of the circulating water is very high; the geothermal energy enters a ground source heat pump system through a water inlet by a two-position four-way reversing valve, after heat exchange is carried out between geothermal energy and a medium (circulating water) in an underground pipe network, the temperature of the medium (circulating water) in the pipe network is preliminarily reduced, the medium (circulating water) flows out of a water outlet of the ground source heat pump system, the medium (circulating water) passes through the two-position four-way reversing valve, enters an evaporator heat exchange sleeve from a heat release circulation port II of an evaporator heat exchange sleeve, the process is a heat release process of the circulating water, heat is provided for a refrigerant in a copper coil of the evaporator by utilizing the circulating water, meanwhile, the temperature of circulating backwater is further reduced and then flows out of a heat release circulation port I of the evaporator heat exchange sleeve, the circulating backwater.
The utility model relates to a rationally, the ground source heat pump system is connected with the outer circulating water of condenser, evaporimeter through two-position four-way reversing valve, utilizes ground source heat pump system to realize dual function to heat supply in winter and summer refrigeration are realized to positive reverse circulation through the circulating water, have fine practical application and worth.
Drawings
Fig. 1 shows a schematic structural diagram of the present invention.
In the figure: 1-condenser copper coil, 2-condenser heat exchange sleeve, 3-evaporator copper coil, 4-evaporator heat exchange sleeve, 5-heat absorption circulation port I, 6-heat absorption circulation port II, 7-heat release circulation port I, 8-heat release circulation port II, 9-water pump I, 10-water pump II, 11-valve I, 12-valve II, 13-main valve and 14-two-position four-way reversing valve.
Detailed Description
The following describes in detail specific embodiments of the present invention with reference to the accompanying drawings.
A water circulation system for refrigerating/heating by utilizing a ground source heat pump and a heat exchanger comprises a condenser and an evaporator, wherein a condenser heat exchange sleeve 2 is sleeved outside a condenser copper coil 1 in the condenser, and an evaporator heat exchange sleeve 4 is sleeved outside an evaporator copper coil 3 in the evaporator; a heat absorption circulation port I5 of the condenser heat exchange sleeve 2 is connected with a water pump I9 and a water pump II 10 in parallel, the water pump I9 is connected with a valve I11, the water pump II 10 is connected with a valve II 12, the valve I11 and the valve II 12 are connected with a main valve 13 in parallel, and the main valve 13 is connected with a heat release circulation port I7 of the evaporator heat exchange sleeve 4 after being connected with a heat dissipation system and a refrigeration system in parallel through pipelines; the cooling system and the refrigerating system are controlled to be closed and opened through valves respectively; and a heat release circulation port II 8 of the evaporator heat exchange sleeve 4 and a heat absorption circulation port II 6 of the condenser heat exchange sleeve 2 are connected with a water outlet and a water inlet of the ground source heat pump system through a two-position four-way reversing valve 14.
When the heat-releasing type evaporator is implemented specifically, the compressor sucks the refrigerant with lower pressure from the evaporator, the refrigerant with lower pressure is sent into the condenser after the pressure of the refrigerant is raised, the refrigerant is condensed into liquid with higher pressure in the copper coil of the condenser, the heat-releasing type evaporator is a heat-releasing process, the liquid with lower pressure is obtained after the throttling of the throttle valve and then sent into the evaporator, the heat is absorbed in the copper coil of the evaporator and evaporated into steam with lower pressure, and the steam enters the compressor to complete the circulation.
When heat supply is carried out in winter, the water pump II 10 is stopped, and the valve II 12 is closed; the two-position four-way reversing valve 14 is positioned at the I position, namely the heat release circulation port II 8 of the evaporator heat exchange sleeve 4 is communicated with the water inlet of the ground source heat pump system, and the heat absorption circulation port II 6 of the condenser heat exchange sleeve 2 is communicated with the water outlet of the ground source heat pump system. The cooling system is turned on and the refrigeration system is turned off. The water pump I9 is started, the valve I11 and the main valve 13 are opened, cooling backwater enters a ground source heat pump system through a water inlet through a two-position four-way reversing valve 14, after heat exchange is carried out between terrestrial heat and a medium (circulating water) in an underground pipe network, the terrestrial heat is conducted to the medium (circulating water) in the pipe network, the medium (circulating water) flows out through a water outlet of the ground source heat pump system, the circulating water is primarily heated and then enters the condenser heat exchange sleeve 2 through a heat absorption circulation port II 6 of the condenser heat exchange sleeve 2, the process is a heat absorption process of the circulating water, the circulating water is heated through heat emitted by the condenser copper coil 1 and flows out from a heat absorption circulation port I5 of the condenser heat exchange sleeve 2, at the moment, the temperature of the circulating water reaches a heating standard, heating hot water is conveyed to a radiator (user heating equipment) through the water pump I11, and heating backwa, the process is a heat release process of circulating water, heat is provided for a refrigerant in the copper coil pipe 3 of the evaporator by using the temperature of circulating return water, and the circulating return water flows out of a heat release circulating port II 8 of the heat exchange sleeve pipe 4 of the evaporator after the temperature of the circulating return water is further reduced and enters the ground source heat pump system through a water inlet by virtue of a two-position four-way reversing valve 14. The circulation is repeated, and the heating in winter is realized.
When refrigeration is carried out in summer, the water pump I9 is stopped, and the valve I11 is closed; the two-position four-way reversing valve 14 is positioned at the second position, namely a heat release circulation port II 8 of the evaporator heat exchange sleeve 4 is communicated with a water outlet of the ground source heat pump system, and a heat absorption circulation port II 6 of the condenser heat exchange sleeve 2 is communicated with a water inlet of the ground source heat pump system. The cooling system is closed and the refrigeration system is opened. Circulating water flows reversely, the water pump II 10 is started, the valve II 12 and the main valve 13 are opened, the backwater passing through the refrigerator enters the condenser heat exchange sleeve 2 from the heat absorption circulation port II 6 of the condenser heat exchange sleeve 2 under the work of the water pump II 10, the process is a heat absorption process of the circulating water, the heat emitted by the condenser copper coil 1 is absorbed, the circulating water flows out from the heat absorption circulation port I5 of the condenser heat exchange sleeve 2 after being further heated, and the temperature of the circulating water is very high at the moment; the geothermal energy enters a ground source heat pump system through a water inlet by a two-position four-way reversing valve 14, after heat exchange is carried out between geothermal energy and media (circulating water) in an underground pipe network, the temperature of the media (circulating water) in the pipe network is preliminarily reduced, the media (circulating water) flows out of a water outlet of the ground source heat pump system, the media (circulating water) passes through the two-position four-way reversing valve 14, and enters an evaporator heat exchange sleeve 4 from a heat release circulation port II 8 of the evaporator heat exchange sleeve 4, the process is a heat release process of the circulating water, the circulating water is used for providing heat for a refrigerant in an evaporator copper coil 3, meanwhile, after the temperature of the circulating backwater is further reduced, the circulating backwater flows out of a heat release circulation port I7 of the evaporator heat exchange sleeve 4.
The utility model discloses combine existing ground source heat pump to become heat transfer system with evaporimeter, condenser, because ground source heat pump is with low costs, can correspondingly reduce whole heat transfer system's cost to can improve the heat transfer efficiency of heat exchanger, the gross machine power has been improved, be applicable to very much the heating and the refrigeration requirement of large-scale public building, because heat transfer efficiency's improvement, make the unit more energy-conserving, the working costs is lower, at present successfully popularization and application, and respond well, reached the design requirement.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and are not limited, and although the detailed description is made with reference to the embodiments of the present invention, those skilled in the art should understand that the technical solutions of the present invention are modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the protection scope of the claims of the present application.
Claims (1)
1. The utility model provides an utilize ground source heat pump and heat exchanger to carry out refrigeration/heat supply's water circulating system, includes condenser and evaporimeter, its characterized in that: a condenser heat exchange sleeve (2) is sleeved outside a condenser copper coil (1) in the condenser, and an evaporator heat exchange sleeve (4) is sleeved outside an evaporator copper coil (3) in the evaporator; the heat absorption circulation port I (5) of the condenser heat exchange sleeve (2) is connected with a water pump I (9) and a water pump II (10) in parallel, the water pump I (9) is connected with a valve I (11), the water pump II (10) is connected with a valve II (12), the valve I (11) and the valve II (12) are connected with a main valve (13) in parallel, and the main valve (13) is connected with a heat release circulation port I (7) of the evaporator heat exchange sleeve (4) in parallel after being connected with a heat dissipation system and a refrigeration system in parallel through pipelines; and a heat release circulation port II (8) of the evaporator heat exchange sleeve (4) and a heat absorption circulation port II (6) of the condenser heat exchange sleeve (2) are connected with a water outlet and a water inlet of the ground source heat pump system through a two-position four-way reversing valve (14).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022868996.1U CN213713344U (en) | 2020-12-04 | 2020-12-04 | Water circulation system for refrigerating/heating by utilizing ground source heat pump and heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022868996.1U CN213713344U (en) | 2020-12-04 | 2020-12-04 | Water circulation system for refrigerating/heating by utilizing ground source heat pump and heat exchanger |
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| CN213713344U true CN213713344U (en) | 2021-07-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115004990A (en) * | 2022-08-09 | 2022-09-06 | 山东鑫光节能科技有限公司 | Cherry planting temperature monitoring joint control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115004990A (en) * | 2022-08-09 | 2022-09-06 | 山东鑫光节能科技有限公司 | Cherry planting temperature monitoring joint control system |
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