CN107062677A - A kind of auxiliary enthalpy increasing heat pump device of low temperature electric - Google Patents
A kind of auxiliary enthalpy increasing heat pump device of low temperature electric Download PDFInfo
- Publication number
- CN107062677A CN107062677A CN201710179971.0A CN201710179971A CN107062677A CN 107062677 A CN107062677 A CN 107062677A CN 201710179971 A CN201710179971 A CN 201710179971A CN 107062677 A CN107062677 A CN 107062677A
- Authority
- CN
- China
- Prior art keywords
- heat pump
- temperature
- heat exchanger
- low temperature
- auxiliary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- F25B13/00—Compression machines, plants or systems, with reversible cycle
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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
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
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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
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
-
- 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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
- F25B2313/02741—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
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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]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The present invention provides a kind of auxiliary enthalpy increasing heat pump device of low temperature electric, the present invention solves existing heat pump when environment temperature is relatively low, evaporating temperature is low, evaporation capacity is not enough, cause compressor air suction not enough, excessive discharge temperature, equipment operating efficiency is low, heat and the dual-purpose technical problem such as be difficult to of freezing, auxiliary electrical heater is used in systems, when temperature is relatively low, auxiliary electrical heater carries out heating to the refrigerant in the connecting tube of qi leel tank or compressor inlet front end and accelerates evaporation, and evaporator refrigerant is shunted by throttling arrangement and two-way electromagnetic valve, further reduction reduces the evaporating pressure and evaporating temperature of heat exchanger, realize normal work and raising heat pump efficiency under ultra-low temperature surroundings, the demand of winter heating and cooling in summer is realized by the control conversion to four-way valve, effectively improve the efficiency and stable and security of whole heat pump.
Description
Technical field
The present invention relates to art of heat pumps, particularly a kind of auxiliary enthalpy increasing heat pump device of low temperature electric.
Background technology
Heat pump is that by low temperature energy is sent into device at high temperature, using low-boiling point liquid after choke valve is depressurized
During evaporation, heat is absorbed from cryogenic object, then by both vapor compression, is elevated the temperature, by releasing the heat absorbed during condenser
Amount and liquefy, so circulate work from the relatively low object of temperature can be transferred to the higher object of temperature constantly heat, can be by this
Heat is used to heat, dry etc. in equipment, and current heat pump dryer is when environment temperature is relatively low, and evaporating temperature is relatively low, evaporation capacity
Deficiency, causes compressor air suction not enough, excessive discharge temperature, and it is low to directly result in running efficiency of system, energy consumption is wasted, when outer
When portion's temperature continues to decline, unit even occurs out of service.
The content of the invention
In order to solve prior art problem, the present invention provides a kind of auxiliary enthalpy increasing heat pump device of low temperature electric, realizes low temperature environment
Lower air source heat pump dryer normal work and heat pump efficiency is improved, effectively improve the efficiency of whole heat pump and stable
And security.
To achieve the above object, technical scheme provided by the present invention is：A kind of auxiliary enthalpy increasing heat pump device of low temperature electric, including
Compressor, the suction end of the compressor passes sequentially through air-breathing probe and low tension switch is connected to the inlet end of qi leel tank, described
Compressor air-discharging end passes sequentially through exhaust probe and high-voltage switch gear is connected to four-way valve, and the end of four-way valve second is connected to described
Blower fan is provided with beside qi leel tank, the four-way valve three-terminal link First Heat Exchanger, the First Heat Exchanger, it is characterised in that：
The First Heat Exchanger connects first throttle device, is then connected to the second heat exchanger, second heat exchanger is connected to described four
The end of port valve the 4th, electrical auxiliary heater is provided with the qi leel tank periphery.
Further, a pipeline is connected to by the pipeline between the First Heat Exchanger and the first throttle device to be connected to
A two-way electromagnetic valve and second throttling device are connected with the qi leel tank import front end, the pipeline.
Preferably, the pipeline periphery of the compressor inleting pipe front end is additionally provided with electrical auxiliary heater.
Further, the first throttle device is that one group of throttling arrangement or multigroup throttling arrangement are in parallel.
The present invention has the advantages that：
Auxiliary electrical heater is used in systems, and when temperature is relatively low, auxiliary electrical heater is to qi leel tank or compressor inlet
Refrigerant in the connecting tube of front end carries out heating and accelerates evaporation, and cold by throttling arrangement and two-way electromagnetic valve shunting evaporator
The evaporating pressure and evaporating temperature of matchmaker, further reduction reduction heat exchanger, realize normal work and raising heat under ultra-low temperature surroundings
The efficiency of pump, the demand of winter heating and cooling in summer is realized by the control conversion to four-way valve, whole heat pump system is effectively improved
The efficiency of system and stable and security.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
In figure：1- compressors, 2- air-breathings probe, 3- low tension switches, 4- qi leel tanks, 5- First Heat Exchangers, 6- blower fans, 7- the
One throttling arrangement, the heat exchangers of 8- second, 9- two-way electromagnetic valves, 10- second throttling devices, 11- four-way valves, 12- auxiliary electrical heaters
Device, 13- high-voltage switch gears, 14- exhaust probes.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the invention will be further described：
Embodiment 1：
Reference picture 1, a kind of auxiliary enthalpy increasing heat pump device of low temperature electric, including compressor 1, the suction end of above-mentioned compressor 1 is successively
Qi leel tank 4 is connected to by air-breathing probe 2 and low tension switch 3, the exhaust end of above-mentioned compressor 1 passes sequentially through exhaust probe 14 and height
Compress switch and 13 be connected to four-way valve 11, the above-mentioned end of four-way valve 11 second is connected to the inlet end of above-mentioned qi leel tank 4, above-mentioned four-way valve
11 three-terminal link First Heat Exchangers 5, the above-mentioned side of First Heat Exchanger 5 is provided with blower fan 6, the above-mentioned connection of First Heat Exchanger 5 first
Throttling arrangement 7, is then connected to the second heat exchanger 8, above-mentioned second heat exchanger 8 is connected to the above-mentioned end of four-way valve 11 the 4th, above-mentioned
The periphery of qi leel tank 4 is provided with by electrical auxiliary heater 12, the pipeline between above-mentioned First Heat Exchanger 5 and above-mentioned first throttle device 7
It is connected to a pipeline and is connected on the above-mentioned import front end of qi leel tank 4, the pipeline and is connected with a two-way electromagnetic valve 9 and second throttling device
10, above-mentioned two-way electromagnetic valve 9 is connected with controller, when the temperature of compressor inlet end is low or the outdoor temp base of a fruit is low, two-way electromagnetism
Valve 9 is opened, and refrigerant is external in first throttle device and the second heat exchanger 8 from pipeline, accelerates evaporation, it is ensured that system energy during low temperature
Enough normal works.
Specifically, the pipeline periphery of the air inlet pipe front end of above-mentioned compressor 1 is additionally provided with electrical auxiliary heater 12, when evaporation is not enough
When, electrical auxiliary heater 12 refrigerant in pipe is heated, and accelerates refrigerant evaporation.
Specifically, above-mentioned first throttle device 7 is that one group of throttling arrangement or multigroup throttling arrangement are in parallel, according to specifically used
Situation selection it is one or more groups of.
The present invention uses auxiliary electrical heater in systems, and when temperature is relatively low, auxiliary electrical heater is to qi leel tank or compressor
Refrigerant in the connecting tube of air inlet front end carries out heating and accelerates evaporation, and is steamed by throttling arrangement and two-way electromagnetic valve shunting
Send out device refrigerant, further the evaporating pressure and evaporating temperature of reduction reduction heat exchanger, realize under ultra-low temperature surroundings normal work and
Heat pump efficiency is improved, the demand of winter heating and cooling in summer is realized by the control conversion to four-way valve, is effectively improved whole
The efficiency of heat pump and stable and security.
Examples of implementation described above are only the preferred embodiments of the invention, and the implementation model of the present invention is not limited with this
Enclose, therefore the change that all shape, principles according to the present invention are made, it all should cover within the scope of the present invention.
Claims (4)
1. a kind of auxiliary enthalpy increasing heat pump device of low temperature electric, including compressor (1), the suction end of the compressor (1) pass sequentially through suction
Gas is popped one's head in (2) and low tension switch (3) is connected to qi leel tank (4), and compressor (1) exhaust end passes sequentially through exhaust probe (14)
Four-way valve (11) is connected to high-voltage switch gear (13), the end of four-way valve (11) second is connected to the air inlet of the qi leel tank (4)
Blower fan (6) is provided with beside end, the three-terminal link First Heat Exchanger (5) of four-way valve (11), the First Heat Exchanger (5), its
It is characterised by：First Heat Exchanger (5) the connection first throttle device (7), is then connected to the second heat exchanger (8), described second
Heat exchanger (8) is connected to the end of four-way valve (11) the 4th, and electrical auxiliary heater (12) is provided with qi leel tank (4) periphery.
2. the auxiliary enthalpy increasing heat pump device of a kind of low temperature electric according to claim 1, it is characterised in that：The First Heat Exchanger
(5) pipeline is connected to by the pipeline between the first throttle device (7) and is connected to qi leel tank (4) the import front end, should
A two-way electromagnetic valve (9) and second throttling device (10) are connected with pipeline.
3. the auxiliary enthalpy increasing heat pump device of a kind of low temperature electric according to claim 1, it is characterised in that：The compressor (1) is entered
The pipeline periphery of tracheae front end is additionally provided with electrical auxiliary heater (12).
4. the auxiliary enthalpy increasing heat pump device of a kind of low temperature electric according to claim 1, it is characterised in that：The first throttle device
(7) it is that one group of throttling arrangement or multigroup throttling arrangement are in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710179971.0A CN107062677A (en) | 2017-03-23 | 2017-03-23 | A kind of auxiliary enthalpy increasing heat pump device of low temperature electric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710179971.0A CN107062677A (en) | 2017-03-23 | 2017-03-23 | A kind of auxiliary enthalpy increasing heat pump device of low temperature electric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107062677A true CN107062677A (en) | 2017-08-18 |
Family
ID=59620443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710179971.0A Withdrawn CN107062677A (en) | 2017-03-23 | 2017-03-23 | A kind of auxiliary enthalpy increasing heat pump device of low temperature electric |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107062677A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109579156A (en) * | 2018-11-19 | 2019-04-05 | 珠海格力电器股份有限公司 | A kind of limiting temperature refrigeration control system and multi-online air-conditioning system |
| CN110332732A (en) * | 2019-07-04 | 2019-10-15 | 甘肃白果太阳能科技有限公司 | A kind of preposition nano electroheating enthalpy-increasing device of heat pump |
| CN114014394A (en) * | 2021-11-05 | 2022-02-08 | 中国船舶重工集团公司第七一八研究所 | Waste liquid heat pump evaporation system and control method, control equipment and medium thereof |
| CN114322243A (en) * | 2020-10-10 | 2022-04-12 | 广东美的精密模具科技有限公司 | Air conditioner, method of controlling the same, and computer-readable storage medium |
-
2017
- 2017-03-23 CN CN201710179971.0A patent/CN107062677A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109579156A (en) * | 2018-11-19 | 2019-04-05 | 珠海格力电器股份有限公司 | A kind of limiting temperature refrigeration control system and multi-online air-conditioning system |
| CN110332732A (en) * | 2019-07-04 | 2019-10-15 | 甘肃白果太阳能科技有限公司 | A kind of preposition nano electroheating enthalpy-increasing device of heat pump |
| CN114322243A (en) * | 2020-10-10 | 2022-04-12 | 广东美的精密模具科技有限公司 | Air conditioner, method of controlling the same, and computer-readable storage medium |
| CN114322243B (en) * | 2020-10-10 | 2024-02-20 | 广东美的精密模具科技有限公司 | Air conditioner, control method thereof and computer readable storage medium |
| CN114014394A (en) * | 2021-11-05 | 2022-02-08 | 中国船舶重工集团公司第七一八研究所 | Waste liquid heat pump evaporation system and control method, control equipment and medium thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170818 |