CN105841379A - Air conditioning system and air conditioner with same - Google Patents
Air conditioning system and air conditioner with same Download PDFInfo
- Publication number
- CN105841379A CN105841379A CN201610207295.9A CN201610207295A CN105841379A CN 105841379 A CN105841379 A CN 105841379A CN 201610207295 A CN201610207295 A CN 201610207295A CN 105841379 A CN105841379 A CN 105841379A
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- Prior art keywords
- heat exchanger
- air conditioning
- conditioning system
- heat
- compressor
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 81
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 74
- 238000010438 heat treatment Methods 0.000 claims description 61
- 230000008020 evaporation Effects 0.000 claims description 47
- 238000001704 evaporation Methods 0.000 claims description 47
- 239000012530 fluid Substances 0.000 claims description 22
- 238000001802 infusion Methods 0.000 claims description 22
- 230000001502 supplementing effect Effects 0.000 claims description 10
- 239000002826 coolant Substances 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000008676 import Effects 0.000 claims 1
- 239000003507 refrigerant Substances 0.000 abstract description 9
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 17
- 239000007788 liquid Substances 0.000 description 9
- 239000006200 vaporizer Substances 0.000 description 8
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000003287 bathing Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003434 inspiratory effect Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002918 waste heat Substances 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
-
- 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
- F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
- F25B29/003—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously of the compression type system
-
- 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
- F25B31/00—Compressor arrangements
-
- 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
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention provides an air conditioning system and an air conditioner with the same, wherein the air conditioning system comprises: the first compressor is a two-stage compressor; the inlet end of the first heat exchanger is communicated with an exhaust port of the two-stage compressor; the inlet end of the second heat exchanger is communicated with the outlet end of the first heat exchanger, and the outlet end of the second heat exchanger is communicated with the air inlet of the double-stage compressor; and the heat supply part is arranged adjacent to the first heat exchanger and exchanges heat with the refrigerant in the first heat exchanger. Because this air conditioning system has increased heat supply portion, and set up heat supply portion and first heat exchanger adjacently and make heat supply portion and the refrigerant among the air conditioning system carry out the heat exchange for thereby the heat of heat supply portion obtains increasing and utilizes the heat of increase to realize the heat supply. The arrangement effectively utilizes the heat brought by the refrigerant in the air conditioning system, reduces the energy waste in the air conditioning system and effectively increases the service performance of the air conditioning system.
Description
Technical field
The present invention relates to air conditioner technical field, in particular to a kind of air conditioning system and the air-conditioner with it.
Background technology
Air conditioner integrated machine of the prior art, employs two single-stage compressors and makes air-conditioner have different condensation temperatures.Logical
Cross different condensation temperatures to be respectively used to produce bath hot water for warm.Relatively low generally (35 DEG C of the temperature requirements of air conditioning and heating ratio
～45 DEG C), it is possible to use relatively low condensation temperature heats.Bath hot water water temperature requires higher generally (45 DEG C～65 DEG C),
Need to use higher condensation temperature to heat.
But when outdoor temperature is relatively low, northern area the most in the winter time, indoor heating load increases.Single stage compress source pump
Owing under worst cold case, inspiratory volume increases, refrigerant cycle flow reduces, the problem facing heating capacity deep fades.On the one hand
Owing to heating needs increases, the heating capacity that the most existing unit provides is greatly decreased again so that existing unit cannot meet north
Side's area heat supply in winter and the demand of water heating.
Additionally, in the unit of prior art, in air conditioning system, the cold-producing medium of condensator outlet directly saves when temperature is higher
Stream, this partial heat is underutilized, and there is the phenomenon of heat waste.
Summary of the invention
Present invention is primarily targeted at and a kind of air conditioning system is provided and there is its air-conditioner, to solve air-conditioning system in prior art
The problem of system heat waste.
To achieve these goals, according to an aspect of the invention, it is provided a kind of air conditioning system, including: the first compressor,
First compressor is double-stage compressor；First Heat Exchanger, the entrance point of First Heat Exchanger is connected with the air vent of double-stage compressor；
Second heat exchanger, the entrance point of the second heat exchanger is connected with the port of export of First Heat Exchanger, and the port of export of the second heat exchanger is with double
The air inlet of level compressor is connected；Heating part, is disposed adjacently with First Heat Exchanger, cold with First Heat Exchanger of heating part
Matchmaker carries out heat exchange.
Further, air conditioning system also includes: the second compressor, the air inlet of the second compressor and the port of export of the second heat exchanger
It is connected；3rd heat exchanger, the entrance point of the 3rd heat exchanger and the air vent of the second compressor are connected, going out of the 3rd heat exchanger
The entrance point of mouth end and the second heat exchanger is connected.
Further, air conditioning system also includes: water tank；4th heat exchanger, the entrance point of the 4th heat exchanger and First Heat Exchanger
The port of export is connected, and the port of export and second heat exchanger of the 4th heat exchanger are connected；Water supply conduit, water supply conduit is at least in part
Being arranged in the 4th heat exchanger, the port of export of water supply conduit is connected with water tank.
Further, the 3rd heat exchanger is at least partially disposed in water tank and carries out heat exchange with the water in water tank.
Further, the 4th heat exchanger is cooler.
Further, the second compressor is single-stage compressor.
Further, the second compressor is double-stage compressor, and air conditioning system also includes: the first flash evaporation, going out of the first flash evaporation
The entrance point of mouth end and the second heat exchanger is connected, and the entrance point of the first flash evaporation and the port of export of the 3rd heat exchanger are connected, the
One flash evaporation connects has the first fluid infusion blowdown pipe, the gas supplementing opening of the first fluid infusion blowdown pipe and the second compressor to be connected.
Further, fluid infusion blowdown pipe is provided with the first electromagnetic valve.
Further, heating part includes: heat supplying pipeline, and heat supplying pipeline is at least partially disposed in First Heat Exchanger, heating tube
Heat exchange medium it is provided with in road；Water pump, is arranged on heat supplying pipeline to drive the flowing of heat exchange medium cold with in First Heat Exchanger
Matchmaker carries out heat exchange.
Further, heating part also includes: water pipe, and water pipe is connected with heat supplying pipeline.
Further, heat supplying pipeline has the first end and the second end, the heat supplying pipeline between the first end and second end of heat supplying pipeline
Form plate-like heat supplying pipeline through repeatedly bending.
Further, air conditioning system also includes: the second flash evaporation, the entrance point of the second flash evaporation and the port of export of First Heat Exchanger
Being connected, the port of export and second heat exchanger of the second flash evaporation are connected, and the second flash evaporation connects the second fluid infusion blowdown pipe, the
Two fluid infusion blowdown pipes are connected with the gas supplementing opening of double-stage compressor.
Further, fluid infusion blowdown pipe is provided with the second electromagnetic valve.
According to a further aspect in the invention, it is provided that a kind of air-conditioner, including air conditioning system, air conditioning system is above-mentioned air-conditioning system
System.
Application technical scheme, a kind of air conditioning system and there is its air-conditioner, air conditioning system include the first compressor,
First Heat Exchanger, the second heat exchanger and heating part.Wherein, the first compressor is double-stage compressor.The entrance point of First Heat Exchanger
It is connected with the air vent of double-stage compressor.The entrance point of the second heat exchanger is connected with the port of export of First Heat Exchanger, and second changes
The port of export of hot device is connected with the air inlet of double-stage compressor.Heating part is disposed adjacently with First Heat Exchanger, heating part and
Coolant in one heat exchanger carries out heat exchange.
Owing to this air conditioning system has set heating part, and heating part and First Heat Exchanger are disposed adjacently so that heating part and air-conditioning
Coolant in system carries out heat exchange so that the heat of heating part is increased thus utilizes the heat of increase to realize heat supply.So
The heat that effectively make use of coolant in air conditioning system to be brought is set, reduces the energy dissipation in air conditioning system, effectively increase
Add the serviceability of air conditioning system.
Accompanying drawing explanation
The Figure of description of the part constituting the application is used for providing a further understanding of the present invention, and the present invention's is schematic real
Execute example and illustrate for explaining the present invention, being not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the structural representation of the embodiment one of the air conditioning system according to the present invention；
Fig. 2 shows the structural representation of the embodiment two of the air conditioning system according to the present invention；And
Fig. 3 shows the structural representation of the embodiment three of the air conditioning system according to the present invention.
Wherein, above-mentioned accompanying drawing includes the following drawings labelling:
10, the first compressor；11, throttling arrangement；12, throttling arrangement；13, throttling arrangement；14, throttling arrangement；20, four
Logical valve；30, First Heat Exchanger；40, the second heat exchanger；50, the second compressor；60, the 3rd heat exchanger；70, heating part；
71, heat supplying pipeline；72, water pump；73, water pipe；80, the second flash evaporation；81, the second fluid infusion blowdown pipe；82,
Two electromagnetic valves；90, the first flash evaporation；91, the first fluid infusion blowdown pipe；92, the first electromagnetic valve；100, water tank；200,
Four heat exchangers；201, water supply conduit.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.
Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As depicted in figs. 1 and 2, according to a specific embodiment of the present invention, it is provided that a kind of air conditioning system, this air conditioning system
Including the first compressor 10, First Heat Exchanger the 30, second heat exchanger 40 and heating part 70.First compressor 10 is Two-stage Compression
Machine.The entrance point of First Heat Exchanger 30 is connected with the air vent of double-stage compressor.The entrance point and first of the second heat exchanger 40
The port of export of heat exchanger 30 is connected, and the port of export of the second heat exchanger 40 is connected with the air inlet of double-stage compressor.Heating part
70 are disposed adjacently with First Heat Exchanger 30, and heating part 70 carries out heat exchange with the coolant in First Heat Exchanger 30.
In the present embodiment, owing to this air conditioning system has set heating part, and heating part is disposed adjacently with First Heat Exchanger makes
Obtain heating part and carry out heat exchange with the coolant in air conditioning system so that the heat of heating part is increased thus utilizes the heat of increase
Realize heat supply.So arrange and effectively make use of the heat that in air conditioning system, coolant is brought, reduce the energy in air conditioning system
Waste, is effectively increased the serviceability of air conditioning system.This air conditioning system, owing to have employed double-stage compressor, effectively solves
When winter, northern area outdoor temperature was relatively low, use the problem that the air-conditioning hot water integrated machine heating capacity of single-stage compressor is not enough.
Air conditioning system also includes the second compressor 50.The air inlet of the second compressor 50 and the port of export of the second heat exchanger 40 are connected
Logical.The entrance point of the 3rd heat exchanger 60 and the air vent of the second compressor 50 are connected, the port of export of the 3rd heat exchanger 60 and
The entrance point of two heat exchangers 40 is connected.So arranging makes the first compressor 10 and the second compressor 50 share a heat exchanger
I.e. second heat exchanger 40, realize air conditioning system multiduty in the case of effectively reduce the manufacturing cost of air conditioning system.So
Arrange and achieve by heating part 70 being heated after the high-temperature gas entrance First Heat Exchanger 30 of the first compressor 10 discharge,
The temperature making heating part 70 raises, and then utilizes the heat of heating part 70 for heating.
As it is shown in figure 1, air conditioning system also includes water tank the 100, the 4th heat exchanger 200 and water supply conduit 201.4th heat exchanger 200
Entrance point be connected with the port of export of First Heat Exchanger 30, the port of export of the 4th heat exchanger 200 and the second heat exchanger 40 are connected
Logical.Water supply conduit 201 is at least partially disposed in the 4th heat exchanger 200, the port of export of water supply conduit 201 and water tank 100
It is connected.Use the 4th heat exchanger 200 that the water before entering water tank 100 is done the pre-heat treatment to enter the water in water tank 100
Have only to a small amount of heat it is heated, it becomes possible to meet demand.
Wherein, the 3rd heat exchanger 60 is at least partially disposed in water tank 100 and carries out heat exchange with the water in water tank 100.So
Setting makes this air conditioning system be capable of heat supply simultaneously and supplying hot water simultaneously.It is effectively increased the multifunctionality of this air conditioning system
And practicality.
Preferably, in order to the water before entering water tank 100 is effectively preheated, the 4th heat exchanger 200 is arranged to cooler.
Air conditioning system employs subcooler, utilizes the waste heat of First Heat Exchanger 30 exit cold-producing medium that entrance bathing hot water is carried out
Preheating, improves the heating capacity of air conditioning system.Wherein, when water tank 100 being carried out heating water by the 3rd heat exchanger 60,
For static mode of heating.
As it is shown on figure 3, can be by the second compressor 50 when certain side in air conditioning system is not the strictest to low-temperature heating capacity requirement
It is arranged to single-stage compressor.
It is of course also possible to the second compressor 50 is arranged to double-stage compressor.As it is shown on figure 3, air conditioning system also includes the first sudden strain of a muscle
Send out device 90.The port of export of the first flash evaporation 90 and the entrance point of the second heat exchanger 40 are connected, the entrance point of the first flash evaporation 90
Being connected with the port of export of the 3rd heat exchanger 60, the first flash evaporation 90 connects the first fluid infusion blowdown pipe 91, the first fluid infusion QI invigorating
Pipe 91 is connected with the gas supplementing opening of the second compressor 50.Use two double-stage compressors, establish two and share the second heat exchanger
The two-stage compression cycle system of 40, when outdoor environment is relatively low, can promote heating capacity by double-stage compressor.Wherein, second
Heat exchanger 40 is vaporizer.
In the present embodiment, the first fluid infusion blowdown pipe 91 is provided with the first electromagnetic valve 92.The first flash evaporation is controlled by battery valve
Whether 90 carry out QI invigorating fluid infusion to the second compressor 50, thus realizes the control to air conditioning system heating capacity.
Further, heating part 70 includes heat supplying pipeline 71.Heat supplying pipeline 71 is at least partially disposed in First Heat Exchanger 30,
Heat exchange medium it is provided with in heat supplying pipeline 71.Water pump 72 is arranged on heat supplying pipeline 71 to drive the flowing of heat exchange medium and with first
Coolant in heat exchanger 30 carries out heat exchange.When heating part 70 heats, cold-producing medium water generation heat exchange first and in heat supplying pipeline 71,
Again water is delivered to rooms, drive current to flow by water pump 72.
Preferably, heating part 70 also includes that water pipe 73, water pipe 73 are connected with heat supplying pipeline 71.Energy is so set
Enough provide the water of abundance with the water yield lost during replenishing heat supply to heating part 70.
As it is shown in figure 1, heat supplying pipeline 71 has the first end and the second end, between the first end and second end of heat supplying pipeline 71
Heat supplying pipeline forms plate-like heat supplying pipeline through repeatedly bending.The area of heat-supply service adding heat supplying pipeline 71 is so set.
In the present embodiment, air conditioning system also includes the second flash evaporation 80, the entrance point of the second flash evaporation 80 and First Heat Exchanger
The port of export of 30 is connected, and the port of export and second heat exchanger 40 of the second flash evaporation 80 are connected, and the second flash evaporation 80 connects to be had
Second fluid infusion blowdown pipe 81, the second fluid infusion blowdown pipe 81 is connected with the gas supplementing opening of double-stage compressor.When outdoor environment is relatively low,
The heating capacity of air conditioning system can be promoted by double-stage compressor.
As it is shown in figure 1, be provided with the second electromagnetic valve 82 on the second fluid infusion blowdown pipe 81.The second flash evaporation is controlled by battery valve
Whether 80 carry out QI invigorating fluid infusion to the first compressor 10, thus realizes the control to air conditioning system heating capacity.
Further, this air conditioning system be capable of individually heating, independent water heating, system heating simultaneously and three kinds of merits of bath hot water
Energy.
As it is shown in figure 1, independent heating operation pattern: water pump 72 is water circulating pump, the first compressor 10 is all opened, cross valve
The D mouth of 20 connects with C mouth, and E mouth connects with S mouth.(such as more than 2 DEG C), the second electromagnetism when outdoor environment temperature is higher
Valve 82 cuts out.Cold-producing medium passes sequentially through the first compressor 10, cross valve 20, First Heat Exchanger the 30, the 4th heat exchanger 200,
Throttling arrangement the 11, second flash evaporation 80, throttling arrangement 12, vaporizer, cross valve the 20, first compressor 10 complete heat pump and follow
Ring.
When outdoor environment temperature is relatively low (such as less than 2 DEG C), the second electromagnetic valve 82 is opened.Cold-producing medium first passes through the first compression
Machine 10, cross valve 20, First Heat Exchanger 30, throttling arrangement the 11, second flash evaporation 80, after throttling arrangement 11 throttles,
It is separated into gas and liquid in the second flash evaporation 80.Gas refrigerant returns along second flash evaporation the 80, second electromagnetic valve 82
The gas supplementing opening of one compressor 10.Liquid refrigerant then along the second flash evaporation 80, throttling arrangement 12, vaporizer, cross valve 20,
First compressor 10 returns the air entry of the first compressor 10 after completing throttling and evaporation process, complete heating circulation.
Individually water heating operational mode: the second compressor 50 is opened, and the D mouth of cross valve 20 connects with C mouth, E mouth and S mouth
Connection.When outdoor environment temperature is higher (such as more than 2 DEG C), the first electromagnetic valve 92 cuts out.Cold-producing medium passes sequentially through the second pressure
Contracting machine the 50, the 3rd heat exchanger 60, throttling arrangement the 14, first flash evaporation 90, throttling arrangement 13, vaporizer, cross valve 20,
Second compressor 50 completes a heat pump cycle.
When outdoor environment temperature is relatively low (such as less than 2 DEG C), the first electromagnetic valve 92 is opened.Cold-producing medium is the most secondary passes through the second pressure
Contracting machine the 50, the 3rd heat exchanger 60, throttling arrangement the 14, first flash evaporation 90, cold-producing medium through throttling arrangement 14 throttle after,
First flash evaporation 90 is separated into gas and liquid.Gas refrigerant returns second along first flash evaporation the 90, first electromagnetic valve 92
The gas supplementing opening of compressor 50.Liquid refrigerant then returns along the first flash evaporation 90, throttling arrangement 13, vaporizer, cross valve 20
The air entry of the second compressor 50, completes water heating circulation.
For warm water heating operational mode: water pump the 72, first compressor the 10, second compressor 50 is opened, the D of cross valve 20
Mouth connects with C mouth, and E mouth connects with S mouth.When outdoor environment temperature is higher (such as more than 2 DEG C), the second electromagnetic valve 82,
First electromagnetic valve 92 cuts out.First via cold-producing medium first passes through the first compressor 10, cross valve 20, First Heat Exchanger 30,
Four heat exchangers 200, throttling arrangement the 11, second flash evaporation 80, throttling arrangement 12；
Second road cold-producing medium first pass through the second compressor the 50, the 3rd heat exchanger 60, throttling arrangement the 14, first flash evaporation 90,
Throttling arrangement 13, throttling arrangement 12 and throttling arrangement 13 two-way cold-producing medium pass sequentially through vaporizer, cross valve 20 after converging,
Again flow to the first compressor 10 and the second compressor 50 eventually.
When outdoor environment temperature is higher (such as less than 2 DEG C), first electromagnetic valve the 92, second electromagnetic valve 82 is all opened.First
Road cold-producing medium first passes through the first compressor 10, cross valve 20, First Heat Exchanger the 30, the 4th heat exchanger 200, throttling arrangement 11,
Second flash evaporation 80, after throttling arrangement 11 throttles, is separated into gas and liquid in the second flash evaporation 80, and gas returns
The gas supplementing opening of the first compressor 10, liquid throttles through throttling arrangement 12.
Second road cold-producing medium is the most secondary passes through the second compressor the 50, the 3rd heat exchanger 60, throttling arrangement the 14, first flash evaporation 90,
After throttling arrangement 14 throttles, being separated into gas and liquid in the first flash evaporation 90, gas returns the second compressor 50
Gas supplementing opening, liquid throttles through throttling arrangement 12.
The two-way cold-producing medium that throttling arrangement 12 and throttling arrangement 11 flow out passes sequentially through vaporizer, cross valve 20 after converging, and
Again flow to the first compressor 10 eventually and the second compressor 50 completes circulation.
Wherein, the defrost operational mode in air conditioning system is: water circulating pump the 72, first compressor 10 is opened, cross valve 20
D mouth connects with E mouth, and C mouth connects with S mouth, and the second electromagnetic valve 82 cuts out.Cold-producing medium passes sequentially through the first compressor 10, four
Logical valve 20, vaporizer, throttling arrangement the 12, second flash evaporation 80, throttling arrangement the 11, the 4th heat exchanger 200, First Heat Exchanger,
Cross valve the 20, first compressor 10 completes circulation.
In the present embodiment, First Heat Exchanger 30 and the 3rd heat exchanger 60 are condenser, improve cold by second vapor injection mode
The circular flow of solidifying side cold-producing medium, adds the heat exchange amount of condensation side, and the first flash evaporation 90 acts on the second flash evaporation 80
Refrigerant air-liquid after making throttling separates.
Heating side condenser after increase subcooler that is the 4th heat exchanger 200, have use hot water time and heating mode open
Time, subcooler can be first passed through preheating by water from the beginning, flow in water tank 100 after preheating again, the form of subcooler is sleeve pipe
Or plate type heat exchanger.
When water heating, cold-producing medium condenses in boiler 100, carries out heat exchange, heat exchanger in water tank 100 with the water in water tank
For outward around copper pipe or outer around microchannel form heat exchanger.
When heating, cold-producing medium condenses in First Heat Exchanger 30, carries out heat exchange, heat exchanger with the water in First Heat Exchanger 30
For sleeve pipe or plate type heat exchanger, the flowing of water is driven by water pump 72.It is preferably floor heating to the mode of indoor heating, it is possible to
To use coil pipe or other form water and air heat exchanger.
Above-mentioned air conditioning system can be used in air-conditioner technical field, the most according to another embodiment of the invention, it is provided that a kind of
Air-conditioner, this air-conditioner includes air conditioning system, and air conditioning system is the air conditioning system of above-described embodiment.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for those skilled in the art
For, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of being made, etc.
With replacement, improvement etc., should be included within the scope of the present invention.
Claims (14)
1. an air conditioning system, it is characterised in that including:
First compressor (10), described first compressor (10) is double-stage compressor；
First Heat Exchanger (30), the entrance point of described First Heat Exchanger (30) is connected with the air vent of described double-stage compressor
Logical；
Second heat exchanger (40), the entrance point of described second heat exchanger (40) and the outlet of described First Heat Exchanger (30)
End is connected, and the described port of export of the second heat exchanger (40) is connected with the air inlet of described double-stage compressor；
Heating part (70), is disposed adjacently with described First Heat Exchanger (30), described heating part (70) and described first
Coolant in heat exchanger (30) carries out heat exchange.
Air conditioning system the most according to claim 1, it is characterised in that described air conditioning system also includes:
The outlet of the second compressor (50), the air inlet of described second compressor (50) and described second heat exchanger (40)
End is connected；
3rd heat exchanger (60), the entrance point of described 3rd heat exchanger (60) and the aerofluxus of described second compressor (50)
Mouth is connected, and the port of export of described 3rd heat exchanger (60) is connected with the entrance point of described second heat exchanger (40).
Air conditioning system the most according to claim 2, it is characterised in that described air conditioning system also includes:
Water tank (100)；
4th heat exchanger (200), described 4th entrance point of heat exchanger (200) and going out of described First Heat Exchanger (30)
Mouth end is connected, and the port of export of described 4th heat exchanger (200) is connected with described second heat exchanger (40)；
Water supply conduit (201), described water supply conduit (201) is at least partially disposed on described 4th heat exchanger (200)
In, the port of export of described water supply conduit (201) is connected with described water tank (100).
Air conditioning system the most according to claim 3, it is characterised in that described 3rd heat exchanger (60) is arranged at least in part
Heat exchange is carried out in described water tank (100) and with the water in described water tank (100).
Air conditioning system the most according to claim 3, it is characterised in that described 4th heat exchanger (200) is cooler.
Air conditioning system the most according to claim 2, it is characterised in that described second compressor (50) is single-stage compressor.
Air conditioning system the most according to claim 2, it is characterised in that described second compressor (50) is double-stage compressor,
Described air conditioning system also includes:
The import of the first flash evaporation (90), the port of export of described first flash evaporation (90) and described second heat exchanger (40)
End is connected, and the entrance point of described first flash evaporation (90) is connected with the port of export of described 3rd heat exchanger (60),
Described first flash evaporation (90) connects the first fluid infusion blowdown pipe (91), and described first fluid infusion blowdown pipe (91) is with described
The gas supplementing opening of the second compressor (50) is connected.
Air conditioning system the most according to claim 7, it is characterised in that be provided with on described first fluid infusion blowdown pipe (91)
One electromagnetic valve (92).
Air conditioning system the most according to claim 1, it is characterised in that described heating part (70) including:
Heat supplying pipeline (71), described heat supplying pipeline (71) is at least partially disposed in described First Heat Exchanger (30),
Described heat supplying pipeline is provided with heat exchange medium in (71)；
Water pump (72), is arranged on described heat supplying pipeline (71) to drive the flowing of described heat exchange medium and changes with described first
Coolant in hot device (30) carries out heat exchange.
Air conditioning system the most according to claim 9, it is characterised in that described heating part (70) also includes:
Water pipe (73), described water pipe (73) is connected with described heat supplying pipeline (71).
11. air conditioning systems according to claim 9, it is characterised in that described heat supplying pipeline (71) has the first end and second
End, the described heat supplying pipeline between described first end and described second end of described heat supplying pipeline (71) through repeatedly bend with
Form plate-like heat supplying pipeline.
12. air conditioning systems according to claim 1, it is characterised in that described air conditioning system also includes:
Second flash evaporation (80), the entrance point of described second flash evaporation (80) and the outlet of described First Heat Exchanger (30)
End is connected, and the port of export of described second flash evaporation (80) is connected with described second heat exchanger (40), and described second
Flash evaporation (80) connects the second fluid infusion blowdown pipe (81), described second fluid infusion blowdown pipe (81) and described Two-stage Compression
The gas supplementing opening of machine is connected.
13. air conditioning systems according to claim 12, it is characterised in that be provided with on described second fluid infusion blowdown pipe (81)
Two electromagnetic valves (82).
14. 1 kinds of air-conditioners, it is characterised in that include that air conditioning system, described air conditioning system are institute any one of claim 1 to 13
The air conditioning system stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610207295.9A CN105841379A (en) | 2016-03-31 | 2016-03-31 | Air conditioning system and air conditioner with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610207295.9A CN105841379A (en) | 2016-03-31 | 2016-03-31 | Air conditioning system and air conditioner with same |
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| CN105841379A true CN105841379A (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610207295.9A Pending CN105841379A (en) | 2016-03-31 | 2016-03-31 | Air conditioning system and air conditioner with same |
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| CN109114758A (en) * | 2018-10-08 | 2019-01-01 | 广东美的暖通设备有限公司 | Air conditioner system control method and air conditioner |
| CN110260387A (en) * | 2019-05-10 | 2019-09-20 | 珠海格力电器股份有限公司 | Heating system, heating control method, and heating control device |
| CN110986409A (en) * | 2019-10-31 | 2020-04-10 | 珠海格力节能环保制冷技术研究中心有限公司 | Heat exchange system, control method of heat exchange system and air conditioner |
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Application publication date: 20160810 |