CN106196382A - Ultralow ambient temperature air source source pump - Google Patents
Ultralow ambient temperature air source source pump Download PDFInfo
- Publication number
- CN106196382A CN106196382A CN201610798603.XA CN201610798603A CN106196382A CN 106196382 A CN106196382 A CN 106196382A CN 201610798603 A CN201610798603 A CN 201610798603A CN 106196382 A CN106196382 A CN 106196382A
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- CN
- China
- Prior art keywords
- oil
- connects
- valve
- economizer
- ultra
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
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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
- F25B41/22—Disposition of valves, e.g. of on-off valves or flow control valves between evaporator and compressor
-
- 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
- F25B41/31—Expansion 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
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/02—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for separating lubricants from the refrigerant
-
- 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
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
- F25B47/02—Defrosting cycles
- F25B47/022—Defrosting cycles hot gas defrosting
- F25B47/025—Defrosting cycles hot gas defrosting by reversing the cycle
Abstract
The invention discloses a kind of ultra-low-loop temperature air source source pump, including helical-lobe compressor, helical-lobe compressor connects oil eliminator, oil eliminator connects oil cooling system, oil cooling system connects water-cooled condenser, water-cooled condenser connects economizer system, and economizer system connects vaporizer, and vaporizer is connected with helical-lobe compressor by gas-liquid separator;Oil eliminator outlet connects pressure maintenance valve, and pressure maintenance valve connects water-cooled condenser.The present invention relies on simple pressure maintenance valve, efficient external oil cooling but system and independent hot gas bypass defrosting system to improve the Performance And Reliability of unit, compensate for all deficiencies that Air-Cooled Heat Pump Unit is run at low ambient temperatures, use region and the range of operation of Air-Cooled Heat Pump Unit are significantly widened, can partly substitute north coal-burning boiler and heating hot water is provided in the winter time, it is reached for user's energy-saving and emission-reduction, saves the purpose of the energy for country.
Description
Technical field
This patent relates to net for air-source heat pump units field, a kind of ultralow ambient temperature air source source pump.
Background technology
In recent years, net for air-source heat pump units application at home and abroad was increasing.This equipment has cooling in summer, winter system
The double effects of heat, it is without boiler, is not take up machine room, free from environmental pollution, and application flexibly, can be used for the large-scale of newly-built or reconstruction
In air conditioning system or domestic air conditioning, favored by more and more clients.But because of own characteristic, its use region is by some
Limiting, when some local winter operation, outdoor environment temperature is low, the easy frosting of evaporator surface, affects normal heat supply, and with
Being gradually lowered of outdoor temperature, room thermic load is gradually increased, but air conditioning unit heat capacity is really gradually reduced, and meets not
The use requirement of user.If the Air-Cooled Heat Pump Unit can developed under a kind of ultra-low temperature surroundings, at outdoor environment temperature relatively
Time low also can stable operation and efficiency suitable, then the development of this design will widen the use region of Air-Cooled Heat Pump Unit,
Energy-saving and emission-reduction simultaneously, have a tremendous social and economic benefits.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, at a temperature of the present invention provides a kind of ultralow environment
Net for air-source heat pump units.
Technical scheme: for solving above-mentioned technical problem, a kind of ultra-low-loop temperature air source source pump of the present invention, including spiral shell
Bar compressor, helical-lobe compressor connects oil eliminator, and oil eliminator connects oil cooling system, and oil cooling system connects water-cooled condensation
Device, water-cooled condenser connects economizer system, and economizer system connects vaporizer, and vaporizer is by gas-liquid separator and screw rod pressure
Contracting machine connects;Oil eliminator outlet connects pressure maintenance valve, and pressure maintenance valve connects water-cooled condenser.
Wherein, helical-lobe compressor is single machine compression with double stage machine or double-machine two-stage compressor.
Wherein, oil eliminator (3) connects oil cooling system (4), and oil cooling system (4) connects water-cooled condenser (5).
Wherein, oil cooling system includes external oil cooling but device, and the oil export end of external oil eliminator is set to two branch roads,
Article one, branch road connects oil bypass electromagnetic valve, and another branch road connects external oil cooling but device, and two branch roads merge and connect maintenance afterwards
Ball valve, maintenance ball valve connects external oil strainer, and external oil strainer connects oil flow switch, and this oil flow switch connects oil circuit
Electromagnetic valve, this oil circuit electromagnetic valve connects oil circuit maintenance ball valve, and the oil circuit maintenance ball valve port of export arranges three branch roads, and two branch roads divide
Lian Jie not regard oil mirror, should regard oil mirror and connect compressor, an other branch road connects oil flow control valve, and oil flow control valve connects
Compressor;External oil strainer is also parallel with oil pressure difference switch.
Wherein, in oil cooling system, external oil cooler is that plate changes formula oil cooler or shell-tube type oil cooler or finned
Oil cooler, cooling medium is water source or air source.
Wherein, being provided with throttling arrangement between economizer system and vaporizer, throttling arrangement is electric expansion valve throttling dress
Put or heating power expansion valve throttling arrangement or orifice plates throttling arrangement.
Wherein, vaporizer is air-cooled evaporator, and this air-cooled evaporator connects gas-liquid separator.
Wherein, vaporizer connects defrosting system by superheated vapour, and this defrosting system by superheated vapour one end connects compressor exhaust pipe, another
End connects gas-liquid separator air inlet.
Wherein, system electromagnetic valve it is additionally provided with between filter and economizer system.
Wherein, economizer system includes being sequentially connected with hydrojet electromagnetic valve, hydrojet ball valve, economizer ball valve, economizer electricity
Magnet valve, economizer thermostatic expansion valve, economizer, economizer is plate type heat exchanger or shell-and-tube heat exchanger or flash distillation bucket.
Beneficial effect: the net for air-source heat pump units at a temperature of a kind of ultralow environment of the present invention, has the advantages that
Simple pressure maintenance valve, efficient external oil cooling but system and independent hot gas bypass defrosting system is relied on to improve unit
Performance And Reliability, compensate for all deficiencies that Air-Cooled Heat Pump Unit is run at low ambient temperatures, has significantly widened air-cooled heat
The use region of pump assembly and range of operation, can partly substitute north coal-burning boiler and provide heating hot water in the winter time, be reached for using
Family energy-saving and emission-reduction, save the purpose of the energy for country.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram;
Fig. 2 is oil cooling system structural representation.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is further described.
A kind of ultra-low-loop temperature air source source pump as shown in Figure 1, including helical-lobe compressor 1, helical-lobe compressor 1 connects
Oil eliminator 3, oil eliminator 3 connects oil cooling system 4, and oil cooling system 4 connects water-cooled condenser 5, and water-cooled condenser 5 connects
Economizer system 8, economizer system 8 connects vaporizer 10, and vaporizer 10 is by gas-liquid separator 12 with helical-lobe compressor 1 even
Connecing, helical-lobe compressor 1 is single machine compression with double stage machine or double-machine two-stage compressor.Oil eliminator 3 outlet connects pressure maintenance valve 2,
Pressure maintenance valve 2 connects water-cooled condenser 5.Throttling arrangement 9, throttling arrangement 9 it is provided with between economizer system 8 and vaporizer 10
For electronic expansion valve throttling device or heating power expansion valve throttling arrangement or orifice plates throttling arrangement;Vaporizer 10 evaporates for air cooling
Device, this air-cooled evaporator connects gas-liquid separator 12, and vaporizer 10 is also associated with defrosting system by superheated vapour 11, this defrosting system by superheated vapour
11 one end connect compressor 1 exhaustor, and the other end connects gas-liquid separator 12 air inlet.Between filter 6 and economizer system 8
It is additionally provided with system electromagnetic valve 7.Hydrojet electromagnetic valve 8.1 that economizer system 8 includes being sequentially connected with, hydrojet ball valve 8.2, economizer
Ball valve 8.3, economizer electromagnetic valve 8.4, economizer thermostatic expansion valve 8.5, economizer 8.6, economizer 8.6 be plate type heat exchanger or
Shell-and-tube heat exchanger or flash distillation bucket.Defrosting system by superheated vapour 11 includes that system electrodynamic valve 11.1, system electrodynamic valve 11.2, defrosting are electronic
Valve 11.3, defrosting ball valve 11.4, defrosting electrodynamic valve 11.5, defrosting electromagnetic valve 11.6, bidirectional throttling valve 11.7, check valve 11.8,
Its attachment structure uses existing defrosting system by superheated vapour structure.
As in figure 2 it is shown, oil cooling system 4 includes that external oil cooling but device 4.1, the oil export end of external oil eliminator 4.1 set
Being set to two branch roads, a branch road connects oil bypass electromagnetic valve 4.2, and another branch road connects external oil cooling but device 4.1, and afterwards two
Bar branch road merges and connects maintenance ball valve 4.3, and maintenance ball valve 4.3 connects external oil strainer 4.4, and external oil strainer 4.4 connects
Oil flow switch 4.5, this oil flow switch 4.5 connects oil circuit electromagnetic valve 4.6, and this oil circuit electromagnetic valve 4.6 connects oil circuit maintenance ball
Valve 4.7, oil circuit maintenance ball valve 4.7 port of export arranges three branch roads, and two branch roads connect regarding oil mirror 4.8 respectively, should regard oil mirror 4.8
Connecting compressor 1, an other branch road connects oil flow control valve 4.9, and oil flow control valve 4.9 connects compressor 1;External oil
Filter 4.4 is also parallel with oil pressure difference switch 4.10, and in oil cooling system 4, external oil cooler 4.1 changes formula oil cooler for plate
Or shell-tube type oil cooler or finned oil cooler, cooling medium is water source or air source.
The equal appropriate design of all parts and optimization in the present invention, helical-lobe compressor 1 preferentially uses single machine compression with double stage machine;Steam
Send out device 10 and use air-cooled evaporator;Condenser 5 uses water-cooled shell-tube type or plate to change formula;Oil cooler 4.1 changes formula or package for plate
Formula or finned, cooling medium is water source or air source;Throttling arrangement 9 is electric expansion valve or heating power expansion valve or orifice plates joint
Stream, economizer system can be added or removed according to screw rod freezing unit concrete condition, and oil cooling system 4 can have according to unit
Body situation is added or removed department's valve and parts.
The above is only the preferred implementation of this patent, it should be pointed out that: for the ordinary skill people of the art
For Yuan, on the premise of without departing from this patent principle, it is also possible to make some improvements and modifications, these improvements and modifications also should
It is considered as the protection domain of this patent.
Claims (10)
1. a ultra-low-loop temperature air source source pump, it is characterised in that: including helical-lobe compressor (1), helical-lobe compressor (1) is even
Connecing oil eliminator (3), water-cooled condenser (5) connects economizer system (8), and economizer system (8) connects vaporizer (10), evaporation
Device (10) is connected with helical-lobe compressor (1) by gas-liquid separator (12);Oil eliminator (3) outlet connects pressure maintenance valve (2),
Pressure maintenance valve (2) connects water-cooled condenser (5).
Ultra-low-loop temperature air source source pump the most according to claim 1, it is characterised in that: wherein, helical-lobe compressor (1)
For single machine compression with double stage machine or double-machine two-stage compressor.
Ultra-low-loop temperature air source source pump the most according to claim 1, it is characterised in that: wherein, oil eliminator (3) is even
Connecing oil cooling system (4), oil cooling system (4) connects water-cooled condenser (5).
Ultra-low-loop temperature air source source pump the most according to claim 3, it is characterised in that: wherein, oil cooling system (4)
Including external oil cooling but device (4.1), the oil export end of external oil eliminator (4.1) is set to two branch roads, and a branch road connects
Oil bypass electromagnetic valve (4.2), another branch road connects external oil cooling but device (4.1), and two branch roads merge and connect maintenance ball afterwards
Valve (4.3), maintenance ball valve (4.3) connects external oil strainer (4.4), and external oil strainer (4.4) connects oil flow switch
(4.5), this oil flow switch (4.5) connects oil circuit electromagnetic valve (4.6), and this oil circuit electromagnetic valve (4.6) connects oil circuit maintenance ball valve
(4.7), oil circuit maintenance ball valve (4.7) port of export arranges three branch roads, and two branch roads connect regarding oil mirror (4.8) respectively, should regard oil
Mirror (4.8) connects compressor (1), and an other branch road connects oil flow control valve (4.9), and oil flow control valve (4.9) connects
Compressor (1);External oil strainer (4.4) is also parallel with oil pressure difference switch (4.10).
Ultra-low-loop temperature air source source pump the most according to claim 3, it is characterised in that: wherein, oil cooling system (4)
In external oil cooler (4.1) be that plate changes formula oil cooler or shell-tube type oil cooler or finned oil cooler, cooling medium
For water source or air source.
Ultra-low-loop temperature air source source pump the most according to claim 1, it is characterised in that: wherein, economizer system (8)
And between vaporizer (10), it being provided with throttling arrangement (9), throttling arrangement (9) is electronic expansion valve throttling device or heating power expansion valve
Throttling arrangement or orifice plates throttling arrangement.
Ultra-low-loop temperature air source source pump the most according to claim 1, it is characterised in that: wherein, vaporizer (10) is
Air-cooled evaporator, this air-cooled evaporator connects gas-liquid separator (12).
Ultra-low-loop temperature air source source pump the most according to claim 6, it is characterised in that: wherein, vaporizer (10) is even
Being connected to defrosting system by superheated vapour (11), this defrosting system by superheated vapour (11) one end connects compressor (1) exhaustor, and the other end connects gas-liquid
Separator (12) air inlet.
Ultra-low-loop temperature air source source pump the most according to claim 1, it is characterised in that: wherein, filter (6) and warp
It is additionally provided with system electromagnetic valve (7) between Ji device system (8).
Ultra-low-loop temperature air source source pump the most according to claim 1, it is characterised in that: wherein, economizer system
(8) the hydrojet electromagnetic valve (8.1) that includes being sequentially connected with, hydrojet ball valve (8.2), economizer ball valve (8.3), economizer electromagnetic valve
(8.4), economizer thermostatic expansion valve (8.5), economizer (8.6), economizer (8.6) is plate type heat exchanger or shell-and-tube heat exchanger
Or flash distillation bucket.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610798603.XA CN106196382A (en) | 2016-08-31 | 2016-08-31 | Ultralow ambient temperature air source source pump |
Applications Claiming Priority (1)
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CN201610798603.XA CN106196382A (en) | 2016-08-31 | 2016-08-31 | Ultralow ambient temperature air source source pump |
Publications (1)
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CN106196382A true CN106196382A (en) | 2016-12-07 |
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ID=58086887
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CN201610798603.XA Pending CN106196382A (en) | 2016-08-31 | 2016-08-31 | Ultralow ambient temperature air source source pump |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106642819A (en) * | 2017-01-20 | 2017-05-10 | 合肥天鹅制冷科技有限公司 | Water-source ultrahigh temperature heat pump |
CN108800636A (en) * | 2017-05-05 | 2018-11-13 | 捷胜海洋装备股份有限公司 | A kind of refrigeration compressor set |
CN108954914A (en) * | 2018-08-08 | 2018-12-07 | 广东欧亚制冷设备制造有限公司 | A kind of low ambient temperature net for air-source heat pump units |
CN109000387A (en) * | 2018-09-06 | 2018-12-14 | 大连民族大学 | Air-source with second vapor injection-water source combined heat-pump system |
CN110873353A (en) * | 2018-08-29 | 2020-03-10 | 青岛沃润达新能源科技有限公司 | Combined device for recovering waste heat of condensed water of steam heat exchange station |
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CN205014664U (en) * | 2015-09-17 | 2016-02-03 | 浙江新洲制冷科技有限公司 | Screw low temperature salt solution unit |
CN206055825U (en) * | 2016-08-31 | 2017-03-29 | 南京五洲制冷集团有限公司 | Ultralow ambient temperature air source source pump |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106642819A (en) * | 2017-01-20 | 2017-05-10 | 合肥天鹅制冷科技有限公司 | Water-source ultrahigh temperature heat pump |
CN108800636A (en) * | 2017-05-05 | 2018-11-13 | 捷胜海洋装备股份有限公司 | A kind of refrigeration compressor set |
CN108954914A (en) * | 2018-08-08 | 2018-12-07 | 广东欧亚制冷设备制造有限公司 | A kind of low ambient temperature net for air-source heat pump units |
CN110873353A (en) * | 2018-08-29 | 2020-03-10 | 青岛沃润达新能源科技有限公司 | Combined device for recovering waste heat of condensed water of steam heat exchange station |
CN109000387A (en) * | 2018-09-06 | 2018-12-14 | 大连民族大学 | Air-source with second vapor injection-water source combined heat-pump system |
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