CN108759143A - A kind of special cascade superhigh temperature hot water air source heat pump system - Google Patents
A kind of special cascade superhigh temperature hot water air source heat pump system Download PDFInfo
- Publication number
- CN108759143A CN108759143A CN201810711018.0A CN201810711018A CN108759143A CN 108759143 A CN108759143 A CN 108759143A CN 201810711018 A CN201810711018 A CN 201810711018A CN 108759143 A CN108759143 A CN 108759143A
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- Prior art keywords
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- fluid reservoir
- economy
- compressor
- form device
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 239000012530 fluid Substances 0.000 claims abstract description 33
- 238000010438 heat treatment Methods 0.000 claims abstract description 24
- 239000003507 refrigerant Substances 0.000 claims abstract description 11
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 9
- 238000005057 refrigeration Methods 0.000 claims abstract description 9
- 238000001704 evaporation Methods 0.000 claims abstract description 8
- 230000008020 evaporation Effects 0.000 claims abstract description 7
- 238000004064 recycling Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 4
- 238000010257 thawing Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000010025 steaming 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
- F25B7/00—Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
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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
- F25B13/00—Compression machines, plants or systems, with reversible cycle
-
- 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
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
-
- 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
- F25B2500/00—Problems to be solved
- F25B2500/31—Low ambient temperatures
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The present invention relates to a kind of air source heat pump system more particularly to a kind of special cascade superhigh temperature hot water air source heat pump systems.The technical solution adopted by the present invention is:A kind of special cascade superhigh temperature hot water air source heat pump system, including high temperature modular refrigeration agent system and refrigerated module refrigerant system, the high temperature modular refrigeration agent system includes compressor I, condenser I, fluid reservoir I and Economy of Intermediate Form device A, and the refrigerated module refrigerant system includes compressor II, Economy of Intermediate Form device A, evaporator II and evaporation fan.It is an advantage of the invention that:The present invention is suitable for the overlapping air source heat pump system of ultra-low temperature surroundings, using high and low temperature two-bed system overlapping compress technique, the heating of offer system low environment temperature is unattenuated, is run using different refrigerant modules, is suitable for the overlapping air source heat pump system of ultra-low temperature surroundings.
Description
Technical field
The present invention relates to a kind of air source heat pump system more particularly to a kind of special cascade superhigh temperature hot water air-sources
Heat pump system.
Background technology
The performance of air source heat pump drastically declines with the reduction of evaporating temperature, at very low temperature, such as China north
The winter of side will appear the excessively high problem of compression ratio when preparing ultrahigh-temperature hot water using air source heat pump, cause to generate operation production
Raw overheat, deterioration of lubricant, a series of adverse consequences such as vortex mill damage.General heat pump is decayed in 60 degree or more of heating capacity
Up to 50%, efficiency is low, less economical, this also limits use of the winter air source heat pump in cold district simultaneously.Therefore, it answers
A kind of new technical solution of the offer solves the above problems.
Invention content
In view of the deficiencies of the prior art, the present invention is intended to provide a kind of can be in the superposition type of Effec-tive Function under ultra-low temperature surroundings
Ultrahigh-temperature hot water air source heat pump system.
To achieve the above object, ensure that Cascade type heat pump system is reliable for operation under low ambient temperature, it is energy-efficient, and can produce
Go out 95 degree of hot water, the technical solution adopted by the present invention is as follows:
A kind of special cascade superhigh temperature hot water air source heat pump system, including high temperature modular refrigeration agent system and low temperature
Modular refrigeration agent system,
The high temperature modular refrigeration agent system includes compressor I, condenser I, fluid reservoir I and Economy of Intermediate Form device A, the pressure
The outlet of contracting machine I is connect with the entrance of condenser I, the compressor I connect with condenser I centre be provided with high-voltage switch gear I and
The outlet of four-way valve I, the condenser I is connect with the entrance of fluid reservoir I, is set among the condenser I and the connection of fluid reservoir I
It is equipped with check valve I, capillary I and filter I, the outlet of the fluid reservoir I is connect with the entrance of heating power expansion valve I, the storage
It is provided with I a of I a of filter, I a of capillary and check valve, the heating power expansion valve I among flow container I and the connection of heating power expansion valve I
It is connect with Economy of Intermediate Form device A, the Economy of Intermediate Form device A is connect with separator I, during the Economy of Intermediate Form device A is connect with separator I
Between be provided with four-way valve I and low tension switch I, the export pressure contracting machine I of the separator I;
The refrigerated module refrigerant system includes compressor II, Economy of Intermediate Form device A, evaporator II and evaporation fan, institute
The outlet for stating compressor II is connect with Economy of Intermediate Form device A entrances, and the compressor II connect intermediate be provided with Economy of Intermediate Form device A
High-voltage switch gear II and four-way valve II, the outlet the Economy of Intermediate Form device A are connect with recycling fluid reservoir II, the Economy of Intermediate Form device A and
Recycling fluid reservoir II connects centre and is provided with check valve II, capillary II, filter II, the outlet of recycling fluid reservoir II and heat
The entrance of power expansion valve II connects, be provided among the recycling fluid reservoir II and the connection of heating power expansion valve II II a of filter,
The centre that II a of check valve and capillary II a, II a of the filter and heating power expansion valve II connect is provided with the connection of two-port valve II
The recycling entrance of fluid reservoir II is recycled, the recycling of the recycling fluid reservoir II exports the increasing enthalpy mouth of connect compressor compressor II,
The outlet of the heating power expansion valve II is connect with the entrance of evaporator II, the external evaporation fan circulating picture-changing in top of the evaporator II
The outlet of heat, the evaporator II is connect with the entrance of separator II, and four are provided among the evaporator II and separator II
Port valve II, the export pressure contracting machine II of the separator II.
Due to the adoption of the above technical solution, the present invention has the following advantages that compared with prior art:
The present invention is suitable for the overlapping air source heat pump system of ultra-low temperature surroundings, using high and low temperature two-bed system overlapping
Compress technique, it is unattenuated to provide the heating of system low environment temperature, is run using different refrigerant modules, is suitable for ultra-low temperature surroundings
Overlapping air source heat pump system.
Description of the drawings
Attached drawing 1 is cascade superhigh temperature hot water air source heat pump system figure of the present invention.
In the figures above:1, compressor I, 2, condenser I, 3, fluid reservoir I, 4, Economy of Intermediate Form device A, 5, high-voltage switch gear I, 6,
Four-way valve I, 7, check valve I, 8, capillary I, 9, filter I, 10, filter I a, 11, capillary I a, 12, check valve I a, 13,
Separator I, 14, separator II, 16, low tension switch I, 17, compressor II, 18, evaporator II, 19, steams heating power expansion valve I, 15
Send out wind turbine, 20, high-voltage switch gear II, 21, four-way valve II, 22, recycling fluid reservoir II, 23, check valve II, 24, capillary II, 25,
Filter II, 26, heating power expansion valve II, 27, filter II a, 28, check valve II a, 29, capillary II a, 30, two-port valve II.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and embodiments:
As shown in Figure 1, one embodiment as the present invention, a kind of special cascade superhigh temperature hot water air-source heat
Pumping system, including high temperature modular refrigeration agent system and refrigerated module refrigerant system, the high temperature modular refrigeration agent system include
Compressor I 1, condenser I 2, fluid reservoir I 3 and Economy of Intermediate Form device A4, (hot water exchanges heat for outlet and the condenser of the compressor I 1
Device) I 2 entrance connection, the compressor I 1 connect with condenser I 2 centre be provided with high-voltage switch gear I 5 and four-way valve I 6, be used for
The outlet of system protection and defrosting, the condenser I 2 is connect with the entrance of fluid reservoir I 3, the condenser I 2 and fluid reservoir I 3
Connection among be provided with check valve I 7, capillary I 8 and filter I 9, outlet and the heating power expansion valve I 14 of the fluid reservoir I 3
Entrance connection, be provided with I a10 of filter, I a11 of capillary among the connection of the fluid reservoir I 3 and heating power expansion valve I 14
With I a12 of check valve, the heating power expansion valve I 14 is connect with Economy of Intermediate Form device A4, the Economy of Intermediate Form device A4 and separator I 13
It is provided with four-way valve I 6 and low tension switch I 16 among connection, the Economy of Intermediate Form device A4 and the connection of separator I 13, is used for system
Protection and defrosting, the export pressure contracting machine I 1 of the separator I 13;
The refrigerated module refrigerant system includes compressor II 17, Economy of Intermediate Form device A4, evaporator II 18 and evaporation wind
The outlet of machine 19, the compressor II 17 is connect with Economy of Intermediate Form device A4 entrances, the compressor II 17 and Economy of Intermediate Form device A4
Connection is intermediate to be provided with high-voltage switch gear II 20 and four-way valve II 21, is used for system protection and defrosting, the outlets Economy of Intermediate Form device A
It is connect with recycling fluid reservoir II 22, the Economy of Intermediate Form device A4 connect centre with recycling fluid reservoir II 22 and is provided with check valve II
23, capillary II 24, filter II 25, recycling fluid reservoir II 22 outlet are connect with the entrance of heating power expansion valve II 26, institute
It states and is provided with II a27 of filter, II a28 of check valve and capillary among recycling fluid reservoir II 22 and the connection of heating power expansion valve II 26
The centre that II a29 of pipe, II a27 of the filter and heating power expansion valve II 26 connect, which is provided with two-port valve II 30 and connects back to, stores up liquid
The recycling entrance of tank II 22, the increasing enthalpy mouth of the recycling outlet connect compressor compressor II 17 of the recycling fluid reservoir II 22, institute
It states the outlet of heating power expansion valve II 26 to connect with the entrance of evaporator II 18, the external evaporation fan in top of the evaporator II 18
The outlet of 19 cycle heat exchanges, the evaporator II 18 is connect with the entrance of separator II 15, the evaporator II 18 and separator
It is provided with four-way valve II 21 among II 15, defrosts for system, the export pressure contracting machine II 17 of the separator II 15.
A kind of operation principle of special cascade superhigh temperature hot water air source heat pump system of the present invention is:Evaporative condenser
It is both cryogenic system condenser and high-temperature systems evaporator, refrigerant absorbs in cryogenic system evaporator in cryogenic system
Heat, and equality of temperature is become with the gas of pressure, gaseous state system by the gas-liquid mixed state of low-temp low-pressure by cryogenic system gas-liquid separator
Entrance can be as the steaming of cryogenic system condenser after cryogen is compressed into the gas of high temperature and pressure in cryogenic system compressor
Feel cold and release heat in condenser, at the same time the refrigerant in high-temperature systems by heat from high-temperature systems evaporator can be used as
Evaporative condenser in bring high-temperature systems water condenser into via high-temperature systems gas-liquid separator and high-temperature systems compressor respectively
In and in a manner of heat exchange transfer heat to water, to obtain the high-temperature-hot-water of required temperature, having can be in ultralow temperature ring
Under border the characteristics of Effec-tive Function.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements or replace, these improve or replace
It should be regarded as protection scope of the present invention.
Claims (1)
1. a kind of special cascade superhigh temperature hot water air source heat pump system, it is characterised in that:Including high temperature modular refrigeration agent
System and refrigerated module refrigerant system,
The high temperature modular refrigeration agent system includes compressor I (1), condenser I (2), fluid reservoir I (3) and Economy of Intermediate Form device A
(4), the outlet of the compressor I (1) is connect with the entrance of condenser I (2), and the compressor I (1) is connect with condenser I (2)
Centre is provided with high-voltage switch gear I (5) and four-way valve I (6), and the outlet of the condenser I (2) connects with the entrance of fluid reservoir I (3)
It connects, check valve I (7), capillary I (8) and filter I is provided among the condenser I (2) and the connection of fluid reservoir I (3)
(9), the outlet of the fluid reservoir I (3) is connect with the entrance of heating power expansion valve I (14), the fluid reservoir I (3) and thermal expansion
I a of filter (10), I a of capillary (11) and I a of check valve (12), the heating power expansion valve are provided among the connection of valve I (14)
I (14) are connect with Economy of Intermediate Form device A (4), and the Economy of Intermediate Form device A (4) connect with separator I (13), the Economy of Intermediate Form device A
(4) four-way valve I (6) and low tension switch I (16), the outlet of the separator I (13) are provided among being connect with separator I (13)
Return compressor I (1);
The refrigerated module refrigerant system includes compressor II (17), Economy of Intermediate Form device A (4), evaporator II (18) and evaporation
The outlet of wind turbine (19), the compressor II (17) is connect with Economy of Intermediate Form device A (4) entrance, and the compressor II (17) is in
Between be provided with high-voltage switch gear II (20) and four-way valve II (21) among economizer A (4) connections, the Economy of Intermediate Form device A (4) exports
It is connect with recycling fluid reservoir II (22), the Economy of Intermediate Form device A (4) connect intermediate be provided with unidirectionally with recycling fluid reservoir II (22)
Valve II (23), capillary II (24), filter II (25), recycling fluid reservoir II (22) outlet and heating power expansion valve II (26)
Entrance connection, be provided with II a of filter among the recycling fluid reservoir II (22) and the connection of heating power expansion valve II (26)
(27), II a of check valve (28) and capillary II a (29), during II a of the filter (27) is connect with heating power expansion valve II (26)
Between be provided with two-port valve II (30) and connect back to the recycling entrance for storing up flow container II (22), the recycling of the recycling fluid reservoir II (22)
The increasing enthalpy mouth of connect compressor compressor II (17) is exported, the heating power expansion valve II (26) outlet enters with evaporator II (18)
Mouth connection, top external evaporation fan (19) cycle heat exchange of the evaporator II (18), the outlet of the evaporator II (18)
It is connect with the entrance of separator II (15), four-way valve II is provided among the evaporator II (18) and separator II (15)
(21), the export pressure contracting machine II (17) of the separator II (15).
Priority Applications (1)
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CN201810711018.0A CN108759143A (en) | 2018-07-02 | 2018-07-02 | A kind of special cascade superhigh temperature hot water air source heat pump system |
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CN201810711018.0A CN108759143A (en) | 2018-07-02 | 2018-07-02 | A kind of special cascade superhigh temperature hot water air source heat pump system |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109442752A (en) * | 2018-11-26 | 2019-03-08 | 江苏天舒电器有限公司 | A kind of superposition type hot-air system |
CN109780742A (en) * | 2019-01-05 | 2019-05-21 | 青州环立制冷设备有限公司 | The superhigh temperature ultra low temperature overlapping heat pump energy-saving system of 95 DEG C of -99 DEG C of water outlets |
CN110887231A (en) * | 2019-11-26 | 2020-03-17 | 东莞市天元节能科技有限公司 | Air energy jet enthalpy-increasing ultralow-temperature cascade water boiler |
CN112402995A (en) * | 2019-08-21 | 2021-02-26 | 西安东方能源工程有限公司 | Air source multiple-effect vacuum evaporation system applied to cutting fluid concentration |
CN114294852A (en) * | 2022-01-17 | 2022-04-08 | 山东绿泉空调科技有限公司 | Double-stage direct-current frequency conversion overlapping high-temperature hot water unit system |
CN114674090A (en) * | 2022-04-12 | 2022-06-28 | 新科环保科技有限公司 | Low-ambient-temperature heating air-conditioning system |
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CN102901260A (en) * | 2012-10-11 | 2013-01-30 | 深圳麦克维尔空调有限公司 | Heat-recovery water source multi-connected air-conditioning system |
CN203964427U (en) * | 2014-06-25 | 2014-11-26 | 广东芬尼克兹节能设备有限公司 | A kind of intelligent protection system of cascade high-temperature heat pump |
CN104197568A (en) * | 2014-09-17 | 2014-12-10 | 江苏双志新能源有限公司 | Novel air source heat pump under low-temperature environment |
CN205505475U (en) * | 2016-03-31 | 2016-08-24 | 郑州欧纳尔冷暖科技有限公司 | Overlapping heat pump system |
CN106440445A (en) * | 2015-08-04 | 2017-02-22 | 吕瑞强 | Efficient air source heat pump system suitable for low-temperature environment |
CN107278253A (en) * | 2016-09-07 | 2017-10-20 | 徐生恒 | Air energy double stage heat pump air-conditioning system |
CN208419258U (en) * | 2018-07-02 | 2019-01-22 | 江苏奥斯康新能源有限公司 | A kind of cascade superhigh temperature hot water air source heat pump system |
-
2018
- 2018-07-02 CN CN201810711018.0A patent/CN108759143A/en active Pending
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JPH07234041A (en) * | 1994-02-22 | 1995-09-05 | Sanyo Electric Co Ltd | Cascade refrigerating equipment |
CN1436980A (en) * | 2003-02-28 | 2003-08-20 | 浙江大学 | Method and mechanism for expanding heat producing capacity of heat pump under low temperature environment |
CN102901260A (en) * | 2012-10-11 | 2013-01-30 | 深圳麦克维尔空调有限公司 | Heat-recovery water source multi-connected air-conditioning system |
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CN208419258U (en) * | 2018-07-02 | 2019-01-22 | 江苏奥斯康新能源有限公司 | A kind of cascade superhigh temperature hot water air source heat pump system |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109442752A (en) * | 2018-11-26 | 2019-03-08 | 江苏天舒电器有限公司 | A kind of superposition type hot-air system |
CN109442752B (en) * | 2018-11-26 | 2024-02-13 | 江苏天舒电器有限公司 | Overlapping type hot air system |
CN109780742A (en) * | 2019-01-05 | 2019-05-21 | 青州环立制冷设备有限公司 | The superhigh temperature ultra low temperature overlapping heat pump energy-saving system of 95 DEG C of -99 DEG C of water outlets |
CN112402995A (en) * | 2019-08-21 | 2021-02-26 | 西安东方能源工程有限公司 | Air source multiple-effect vacuum evaporation system applied to cutting fluid concentration |
CN112402995B (en) * | 2019-08-21 | 2023-10-24 | 西安东方能源工程有限公司 | Air source multi-effect vacuum evaporation system applied to cutting fluid concentration |
CN110887231A (en) * | 2019-11-26 | 2020-03-17 | 东莞市天元节能科技有限公司 | Air energy jet enthalpy-increasing ultralow-temperature cascade water boiler |
CN114294852A (en) * | 2022-01-17 | 2022-04-08 | 山东绿泉空调科技有限公司 | Double-stage direct-current frequency conversion overlapping high-temperature hot water unit system |
CN114294852B (en) * | 2022-01-17 | 2024-05-31 | 山东绿泉空调科技有限公司 | Double-stage direct-current variable-frequency overlapping high-temperature hot water unit system |
CN114674090A (en) * | 2022-04-12 | 2022-06-28 | 新科环保科技有限公司 | Low-ambient-temperature heating air-conditioning system |
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