CN105423621B - A kind of double source jet enthalpy addition heat heat pumps - Google Patents
A kind of double source jet enthalpy addition heat heat pumps Download PDFInfo
- Publication number
- CN105423621B CN105423621B CN201610014573.9A CN201610014573A CN105423621B CN 105423621 B CN105423621 B CN 105423621B CN 201610014573 A CN201610014573 A CN 201610014573A CN 105423621 B CN105423621 B CN 105423621B
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- China
- Prior art keywords
- economizer
- gas
- port
- export
- liquid separator
- 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
-
- 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
- F25B30/00—Heat pumps
- F25B30/02—Heat pumps of the compression type
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Central Heating Systems (AREA)
Abstract
The present invention is a kind of double source jet enthalpy addition heat heat pumps, including air injection enthalpy-increasing compressor, condenser, first throttle part, economizer, the second throttle part, evaporator, the first gas-liquid separator, is characterized in：Also include heater, the exhaust outlet of air injection enthalpy-increasing compressor connects with the entrance point of condenser, the port of export of condenser connects with the high-pressure inlet of economizer, the port of export of condenser passes through first throttle part and the middle pressure inlet communication of economizer, the middle extrusion mouth of economizer is connected by heater with the puff prot of air injection enthalpy-increasing compressor, the high-pressure outlet of economizer is connected by the second throttle part with the entrance point of evaporator, the port of export of evaporator connects with the arrival end of the first gas-liquid separator, the port of export of first gas-liquid separator connects with the air entry of air injection enthalpy-increasing compressor.The heat source temperature of heater is higher than the heat source temperature of evaporator more than 10 DEG C.Heat pump heating capacity at low temperature and efficiency can be greatly improved.
Description
Technical field
The present invention relates to field of air conditioning, and in particular to a kind of double source jet enthalpy addition heat heat pumps.
Background technology
The heating capacity of air source heat pump reduces with the reduction of outdoor temperature, and the thermic load in building is with outdoor temp
The reduction of degree and increase, this contradiction causes the application of air source heat pump to be at low temperature extremely limited.Existing band warp
The air injection enthalpy-increasing heat pump techniques of Ji device have some improvement to this problem, but improved effect is limited, still can not be complete
Heating needs under full up sufficient ultra low temperature；Operational energy efficiency of the existing heat pump techniques under ultralow temperature is very low, causes what it ran
Economy is not high, and this is also to limit its another bottleneck applied under ultra-low temperature surroundings.
The content of the invention
It is an object of the invention to provide a kind of double source jet enthalpy addition heat heat pumps, heating capacity under low temperature can be greatly improved
And heat efficiency.
The purpose of the present invention is realized by following technical scheme：A kind of double source jet enthalpy addition heat heat pumps, including
Air injection enthalpy-increasing compressor 1, condenser 2, first throttle part 3, economizer 4, the second throttle part 5, evaporator 6, the first gas-liquid
Separator 7, it is characterised in that：Also include heater 8, the exhaust outlet of air injection enthalpy-increasing compressor 1 connects with the entrance point of condenser 2
Logical, the port of export of condenser 2 connects with the high-pressure inlet of economizer 4, the port of export of condenser 2 by first throttle part 3 and
The middle pressure inlet communication of economizer 4, the middle extrusion mouth of economizer 4 are connected by the puff prot of heater 8 and air injection enthalpy-increasing compressor 1
Logical, the high-pressure outlet of economizer 4 is connected by the second throttle part 5 with the entrance point of evaporator 6, the port of export of evaporator 6 and
The arrival end connection of first gas-liquid separator 7, the port of export of the first gas-liquid separator 7 and the air entry of air injection enthalpy-increasing compressor 1
Connection.
The thermal source of the heater 8 is solar energy, wind energy, geothermal energy, waste water or heat energy from waste gas, one kind in electric energy or several
Kind.
Second throttle part 5 and the first throttle part 3 are that the electric expansion valve with closing function, heating power are swollen
One kind in swollen valve series connection magnetic valve, capillary series connection magnetic valve, restricting orifice series connection magnetic valve.
The outlet of the heater 8 is connected by the second gas-liquid separator 9 with the puff prot of air injection enthalpy-increasing compressor 1.
The outlet of the heater 8 passes through the first magnetic valve 10, the second gas-liquid separator 9 and air injection enthalpy-increasing compressor 1
Puff prot is sequentially communicated；The outlet of heater 8 passes through the gas-liquid separation of second solenoid valve 11 and first set on bypass line 12
The arrival end of device 7 connects with the port of export of evaporator 6.
Double source jet enthalpy addition heat heat pumps provided by the invention, when the heat of heater thermal source disclosure satisfy that user's heat is negative
Lotus can close evaporator branch road when requiring, make full use of system and sample higher heater thermal source, so that heat pump
Heating capacity and efficiency are optimal.With simple in construction, cost is low, and effect is high, it is easy to spread the advantages that.
Brief description of the drawings
Fig. 1 is double source jet enthalpy addition heat heat pump structural representations of the embodiment of the present invention 1；
Fig. 2 is double source jet enthalpy addition heat heat pump structural representations of the embodiment of the present invention 2；
Fig. 3 is double source jet enthalpy addition heat heat pump structural representations of the embodiment of the present invention 3.
In figure：1 air injection enthalpy-increasing compressor, 2 condensers, 3 first throttle parts, 4 economizers, 5 second throttle parts, 6 are steamed
Send out device, 7 first gas-liquid separators, 8 heaters, 9 second gas-liquid separators, 10 first magnetic valves, 11 second solenoid valves, 12 bypass
Pipeline.
Embodiment
Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.It should be noted that in the feelings not conflicted
Under condition, the feature in embodiment and embodiment in the application can be mutually combined.
Reference picture 1, a kind of double source jet enthalpy addition heat heat pumps of embodiment 1, including air injection enthalpy-increasing compressor 1, condensation
Device 2, first throttle part 3, economizer 4, the second throttle part 5, evaporator 6, the first gas-liquid separator 7 and heater 8, jet
The exhaust outlet of enthalpy-increasing compressor 1 connects with the entrance point of condenser 2, and the port of export of condenser 2 connects with the high-pressure inlet of economizer 4
Logical, the port of export of condenser 2 passes through first throttle part 3 and the middle pressure inlet communication of economizer 4, the middle extrusion mouth of economizer 4
Connected by heater 8 with the puff prot of air injection enthalpy-increasing compressor 1, the high-pressure outlet of economizer 4 by the second throttle part 5 with
The entrance point connection of evaporator 6, the port of export of evaporator 6 connect with the arrival end of the first gas-liquid separator 7, the first gas-liquid separation
The port of export of device 7 connects with the air entry of air injection enthalpy-increasing compressor 1.The thermal source of the heater 8 is solar energy, wind energy, underground heat
One or more in energy, waste water or heat energy from waste gas, electric energy.Second throttle part 5 and the first throttle part 3 are
Electric expansion valve with closing function, heating power expansion valve series connection magnetic valve, capillary series connection magnetic valve, restricting orifice series connection electromagnetism
One kind in valve.In the present embodiment, by increasing heater 8 on jet branch road, the refrigerant of jet branch road can be dramatically increased
Flow, so as to greatly improve the flow of condenser 2 and heating capacity；On the other hand because the heat source temperature of heater 8 is than evaporator 6
Heat source temperature is high more than 10 DEG C, therefore the efficiency of heat pump can be substantially improved.
Reference picture 2, a kind of double source jet enthalpy addition heat heat pumps of embodiment 2 are the middle pressures in the economizer 4 of embodiment 1
Outlet passes through on the basis that heater 8 connects with the puff prot of air injection enthalpy-increasing compressor 1, in the outlet of heater 8 and jet
The second gas-liquid separator 9 is set up between the puff prot of enthalpy-increasing compressor 1 to connect.Increased second gas-liquid separator in the present embodiment
9 can prevent the refrigerant in heater 8 from evaporating not exclusively and making the liquid hammer of air injection enthalpy-increasing compressor 1.
Reference picture 3, a kind of double source jet enthalpy addition heat heat pumps of embodiment 3 compared with embodiment 1 or 2, heater 8
Outlet is sequentially communicated by the puff prot of the first magnetic valve 10, the second gas-liquid separator 9 and air injection enthalpy-increasing compressor 1；Heater 8
Outlet pass through the arrival end of the gas-liquid separator 7 of second solenoid valve 11 and first that sets on bypass line 12 and evaporator 6
The port of export connects.By increasing bypass line 12, the first magnetic valve 10 and second solenoid valve 11, when the heat from heat source of heater 8
When being sufficient for user's thermic load, the branch road of evaporator 6 can be closed by the second throttle part 5 with closing function, simultaneously
First magnetic valve 10 is closed, and second solenoid valve 11 is opened, and makes refrigerant only in the interior evaporation of heater 8 and without flow through evaporator 6.By
It is higher than the heat source temperature of evaporator 6 in the heat source temperature of heater 8, being so designed that can make heat pump make full use of taste higher
Heater thermal source heat so that the heating capacity of heat pump and efficiency are optimal.
Air injection enthalpy-increasing compressor 1, condenser 2, economizer 4, evaporator 6, heater 8, throttle part used in the present invention,
Gas-liquid separator and magnetic valve are commercially available prod.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (1)
1. a kind of double source jet enthalpy addition heat heat pumps, including air injection enthalpy-increasing compressor（1）, condenser（2）, first throttle part
（3）, economizer（4）, the second throttle part（5）, evaporator（6）, the first gas-liquid separator（7）, heater（8）, air injection enthalpy-increasing
Compressor（1）Exhaust outlet and condenser（2）Entrance point connection, condenser（2）The port of export and economizer（4）Height be pressed into
Mouth connection, condenser（2）The port of export pass through first throttle part（3）With economizer（4）Middle pressure inlet communication, economizer
（4）Middle extrusion mouth pass through heater（8）With air injection enthalpy-increasing compressor（1）Puff prot connection, economizer（4）High-pressure outlet
Pass through the second throttle part（5）With evaporator（6）Entrance point connection, evaporator（6）The port of export and the first gas-liquid separator
（7）Arrival end connection, the first gas-liquid separator（7）The port of export and air injection enthalpy-increasing compressor（1）Air entry connection, it is special
Sign is, in addition to：Second gas-liquid separator（9）, the first magnetic valve（10）, second solenoid valve（11）, bypass line（12）, institute
State heater（8）Outlet pass through the first magnetic valve（10）, the second gas-liquid separator（9）With air injection enthalpy-increasing compressor（1）Spray
Gas port is sequentially communicated；Heater（8）Outlet pass through bypass line（12）The second solenoid valve of upper setting（11）With the first gas-liquid
Separator（7）Arrival end and evaporator（6）The port of export connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610014573.9A CN105423621B (en) | 2016-01-11 | 2016-01-11 | A kind of double source jet enthalpy addition heat heat pumps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610014573.9A CN105423621B (en) | 2016-01-11 | 2016-01-11 | A kind of double source jet enthalpy addition heat heat pumps |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105423621A CN105423621A (en) | 2016-03-23 |
| CN105423621B true CN105423621B (en) | 2017-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610014573.9A Expired - Fee Related CN105423621B (en) | 2016-01-11 | 2016-01-11 | A kind of double source jet enthalpy addition heat heat pumps |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062696B (en) * | 2017-04-17 | 2019-06-28 | 东北电力大学 | A kind of hybrid system |
| CN107036352A (en) * | 2017-05-05 | 2017-08-11 | 重庆美的通用制冷设备有限公司 | Economizer gas supply control method and apparatus |
| CN107388621B (en) * | 2017-08-15 | 2019-11-29 | 东北电力大学 | Heat-storage solar energy couples air injection enthalpy-increasing type air source heat pump system and its control method |
| CN107757298B (en) * | 2017-11-01 | 2021-03-23 | 蔚来(安徽)控股有限公司 | Enhanced vapor injection heat pump air-conditioning system and electric vehicle comprising same |
| FR3087000B1 (en) | 2018-09-11 | 2021-04-09 | Renault Sas | MULTI-EVAPORATOR AIR CONDITIONING SYSTEM WITH ELECTRIC COMPRESSOR WITH STEAM INJECTION, ESPECIALLY FOR ELECTRIC OR HYBRID MOTOR VEHICLES |
| CN109915991A (en) * | 2019-02-28 | 2019-06-21 | 广东美的暖通设备有限公司 | The control method and device of multi-line system blowout prevention enthalpy valve body blocking |
| CN114992803B (en) * | 2022-05-30 | 2024-07-09 | 青岛海尔空调电子有限公司 | Control method and device for air supplementing and enthalpy increasing of heat pump air conditioner and heat pump air conditioner |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203083217U (en) * | 2013-02-04 | 2013-07-24 | 珠海格力电器股份有限公司 | Air conditioner |
Family Cites Families (7)
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| DE3314713A1 (en) * | 1982-05-03 | 1983-11-03 | Joh. Vaillant Gmbh U. Co, 5630 Remscheid | HEAT PUMP |
| CN101000178B (en) * | 2007-01-11 | 2012-02-08 | 清华大学 | Refrigeration system |
| JP5423528B2 (en) * | 2010-03-29 | 2014-02-19 | 株式会社日本自動車部品総合研究所 | Heat pump cycle |
| CN101949608A (en) * | 2010-09-21 | 2011-01-19 | 广东长菱空调冷气机制造有限公司 | Heat pump system with quasi two-stage compression vortex compressor |
| CN101957060A (en) * | 2010-11-01 | 2011-01-26 | 江苏天舒电器有限公司 | Ultralow temperature air source heat pump hot-water machine |
| CN102563974B (en) * | 2012-02-17 | 2013-11-27 | 重庆大学 | Coupling injection enthalpy-increasing air source heat pump system |
| CN104296413A (en) * | 2014-09-24 | 2015-01-21 | 广东欧科空调制冷有限公司 | Variable frequency low-temperature strong heat air conditioner system |
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2016
- 2016-01-11 CN CN201610014573.9A patent/CN105423621B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203083217U (en) * | 2013-02-04 | 2013-07-24 | 珠海格力电器股份有限公司 | Air conditioner |
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| CN105423621A (en) | 2016-03-23 |
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Granted publication date: 20171205 Termination date: 20220111 |