CN103402797A - Heat pump circuit for vehicles - Google Patents
Heat pump circuit for vehicles Download PDFInfo
- Publication number
- CN103402797A CN103402797A CN2012800104175A CN201280010417A CN103402797A CN 103402797 A CN103402797 A CN 103402797A CN 2012800104175 A CN2012800104175 A CN 2012800104175A CN 201280010417 A CN201280010417 A CN 201280010417A CN 103402797 A CN103402797 A CN 103402797A
- Authority
- CN
- China
- Prior art keywords
- cooling system
- system conditioner
- heat pump
- pump cycle
- branch road
- 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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
- B60H1/00385—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00814—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation
- B60H1/00878—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being temperature regulating devices
- B60H1/00899—Controlling the flow of liquid in a heat pump system
- B60H1/00921—Controlling the flow of liquid in a heat pump system where the flow direction of the refrigerant does not change and there is an extra subcondenser, e.g. in an air duct
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00814—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation
- B60H1/00878—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being temperature regulating devices
- B60H2001/00949—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being temperature regulating devices comprising additional heating/cooling sources, e.g. second evaporator
-
- 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
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/01—Heaters
Abstract
The invention relates to a heat pump circuit (1) for heating a passenger compartment and/or a vehicle component, an electrical heating device (20) being provided by which the refrigerant flowing through the heat pump circuit can be heated.
Description
Technical field
The present invention relates to a kind of heat pump cycle as described in the preamble by claim 1.
Background technology
By the known a kind of scrubbing-and-drying unit with heat pump cycle of EP1983095A2, in this scrubbing-and-drying unit, heating arrangement is set.Along the flow direction that flows through the cooling system conditioner of heat pump cycle, see, heat pump cycle has compressor, condenser, supplementary heat exchanger, evaporator and heating arrangement.Heating arrangement is arranged between the sucking hole of the outlet of evaporator and compressor and namely is connected in heat pump cycle.Heating arrangement is provided for, and when dry run starts, is lifted at the temperature in heat pump cycle or keeps cooling system conditioner on following operation phase vaporous ground, in this operation phase, has the danger of the cooling system conditioner of compressor suction liquid state.
Summary of the invention
The objective of the invention is to realize a kind of heat pump cycle that is applicable to other technical field.
Above-mentioned purpose reaches by the characteristic of claim 1.Favourable structure of the present invention and further scheme are visible by dependent claims.
Departure point of the present invention is following design, and vehicle namely will for example high pressure electric storage means or analogue heat by means of heat pump assembly by the vehicle car of temperature adjustment and/or vehicle part.The efficiency of known heat pump assembly depends on the temperature of the ambient air that is used as thermal source.For example in winter, the efficiency of traditional heat pump or power coefficitent are little that to make the use of heat pump be relatively uneconomic in low ambient temperature.
Center of the present invention design is, vehicle is equipped with heat pump cycle, and this heat pump cycle is different from traditional heat pump cycle, additionally has electric heater unit, by means of this heating arrangement heat, can be delivered to the cooling system conditioner that flows through heat pump cycle." preheating " thereby by cooling system conditioner can realize sufficiently high efficiency or sufficiently high power coefficitent in low ambient air temperature, this makes the application in automobile seem meaningful.
By further scheme of the present invention, heat pump cycle has two cooling system conditioner branch roads that flow through by cooling system conditioner, namely the first cooling system conditioner branch road and be parallel to this first cooling system conditioner branch road ground setting or " connection " second cooling system conditioner branch road.
By heat pump cycle of the present invention, have the compressor for cooling fluid with pressure export, this pressure export carries out fluid by coolant hose with the entrance of First Heat Exchanger and is connected.First Heat Exchanger is provided for making heat be dispersed into compartment and/or want heated vehicle part (for example high pressure electric storage means) from cooling system conditioner.
Along the flow direction of cooling system conditioner, see in the First Heat Exchanger downstream, " branch point " is set in the fluid system of heat pump cycle, heat pump cycle is branched off into two above mentioned cooling system conditioner branch roads on this branch point.
In the first cooling system conditioner branch road of two cooling system conditioner branch roads, the second heat exchanger is set.The second heat exchanger is used as evaporator when operation of heat pump.The heat that is included in ambient air or wind surface is dispersed in the colder cooling system conditioner that flows through the second heat exchanger by the second heat exchanger.
By further scheme of the present invention, electric heater unit is arranged on the second cooling system conditioner branch road that is parallel to the first cooling system conditioner branch road, and this EP1983095A2 that mentions with respect to beginning is very important difference.For example can set, the parts that flow through by cooling system conditioner that the second cooling system conditioner branch road has the coolant hose that is flow through by cooling system conditioner or otherwise forms, it can heat by electric heater unit.
Each in two cooling system conditioner branch roads can set closing appliance, by the relevant cooling system conditioner branch road of this closing appliance energy locking.The first cooling system conditioner branch road can make the cooling system conditioner of whole circulation flow through the second cooling system conditioner branch road by the closing appliance locking of attaching troops to a unit in low-down ambient temperature, and it is impossible in low-down ambient temperature, by the second heat exchanger, introducing significantly heat.
Replace and also can set, two cooling system conditioner branch circuit parallel connection ground are flow through by cooling system conditioner.
In another operational mode, can set, the second cooling system conditioner branch road carries out locking by the closing appliance of attaching troops to a unit and whole heat is introduced by the second heat exchanger namely by being included in the heat realization in ambient air.
The outlet of First Heat Exchanger and between the second heat exchanger and heating arrangement, at least one expansion gear is set on the other hand on the one hand.Preferably in each of two cooling system conditioner branch roads, an expansion gear is set respectively.Can set, the first expansion gear is set in the second heat exchanger upstream and in the heating arrangement upstream, the second expansion gear is set in the first cooling system conditioner branch road in the second cooling system conditioner branch road.
Replace, only unique expansion gear also can be set, this expansion gear is arranged on " branch point " upstream, and heat pump cycle is branched off into two cooling system conditioner branch roads in this branch point.
As already mentioned, the second heat exchanger is arranged in vehicle like this, makes this second heat exchanger be streamed or be flow through by air or wind surface.For example electric blower can be set, it on one's own initiative blow air by the second heat exchanger.Being different from this can set, and the second cooling system conditioner branch road or its parts are not or are not directly by wind surface, to be streamed or flow through at least, but protectorate is arranged on vehicle especially in the machinery space of vehicle.
With traditional heat pump cycle (there is no heating arrangement), compare, by by heat pump cycle of the present invention, in the circulation member that other side designs unchangeably, realizing significant efficiency, rise.This allows namely in low ambient air temperature, to use economically in vehicle and in cold season.Electric heater unit arranging in " bypass of the second heat exchanger " can structurally be realized very simply, for example is embodied as " electrically heated coolant hose ".
The present invention especially also is applicable to hybrid vehicle or pure electric automobile.At this heat pump assembly, can be used for heating high-pressure parts for example high pressure electric storage means or power electric device.Thereby treat that thermoregulator high voltage component can be arranged on the optional position of automobile.Described high voltage component needn't necessarily be arranged in inner space.
The accompanying drawing explanation
Below in conjunction with accompanying drawing, explain in detail the present invention.Unique accompanying drawing shows principle of the present invention in schematic form.
The specific embodiment
Fig. 1 shows the heat pump cycle 1 with compressor for cooling fluid 2, and this compressor for cooling fluid is connected with the entrance 4 of First Heat Exchanger 5 by fluid hose 3.By compressor for cooling fluid 2 compression and cooling system conditioner correspondingly heating flow through First Heat Exchanger 5 and at this dissipation of heat in the vehicle part to be heated of not describing of the compartment of the vehicle of not describing in detail at this or vehicle, this is by arrow 6 signs.
The outlet 7 of First Heat Exchanger 5 is connected with branch point 9 by coolant hose 8, and on this branch point, heat pump cycle 1 is branched off into the first cooling system conditioner branch road 10 and the second cooling system conditioner branch road 11.The first cooling system conditioner branch road 10 has the first expansion gear 12, from the cooling system conditioner of First Heat Exchanger 5, this first expansion gear, carries out release of pressure and cooling.
From the cooling cooling system conditioner of the first expansion gear 12, flow through the second heat exchanger 13, the heat of its absorbing environmental air, this is by arrow 14 signs.The second heat exchanger 13 can be arranged in vehicle like this, makes wind surface directly stream or flows through this heat exchanger.The outlet 15 of the second heat exchanger 13 is in fluid with current collector 17 with the sucking hole of compressor for cooling fluid 2 by fluid hose 16 and is connected.
The second cooling system conditioner branch road 11 is parallel to the first cooling system conditioner branch road 10 ground settings and sees to have the second expansion gear 19 and can be by the parts 21 that flow through by cooling system conditioner of electric heater unit 20 heating along the flow direction of cooling system conditioner.Parts 21 are for example the coolant hoses that is simply flow through by cooling system conditioner or are heat exchanger equally.
Be substituted in the embodiment that shows in Fig. 1, also a unique expansion gear can only be set.This expansion gear is seen and can be arranged on branch point 9 upstreams along the flow direction of cooling system conditioner.
Additionally can in each branch road of two cooling system conditioner branch roads 10,11, closing appliance be set, for example be arranged between the zone between branch point 9 and the first or second expansion gear 12,19.Replace, expansion gear 12,19 also can constitute the expansion gear of energy locking.Can " carry out " three kinds of different running statees in principle in such a way, that is:
The-the first running state, two cooling system conditioner branch roads 10,11 are flow through by cooling system conditioner in parallel in this first running state.
The-the second running state, the second cooling system conditioner branch road 11 is blocked and whole coolant flow flows through the first cooling system conditioner branch road 10 in this second running state, this for example can be in high ambient air temperature (transition season or summer) be significant.
-Di tri-running statees, first coldly goes branch road 10 to be blocked and whole coolant volume stream flows through the second cooling system conditioner branch road 11 in the 3rd running state, this for example can be in low ambient air temperature (winter) be significant.Cooling system conditioner can carry out (in advance) heating by electric heater unit 20 in this case.
Claims (12)
1. heat pump cycle (1), it is characterized in that: this heat pump cycle (1) is the heat pump cycle (1) of vehicle and for vehicle cabin and/or vehicle part, and be provided with electric heater unit (20), by means of this electric heater unit, can heat the cooling system conditioner that flows through heat pump cycle.
2. by heat pump cycle claimed in claim 1, it is characterized in that: this heat pump cycle (1) has the first cooling system conditioner branch road (10) that is flow through by cooling system conditioner and is parallel to the second cooling system conditioner branch road (11) that is flow through by cooling system conditioner of this first cooling system conditioner branch road.
3. by the described heat pump cycle of claim 1 or 2, it is characterized in that: this heat pump cycle (1) has the compressor for cooling fluid (2) with pressure export, this compressor for cooling fluid is in fluid with the entrance (4) of First Heat Exchanger (5) and is connected, and by this First Heat Exchanger heat (6), can directly or indirectly from cooling system conditioner, be dispersed into the vehicle component of compartment and/or heating.
4. by heat pump cycle claimed in claim 3, it is characterized in that: the flow direction along cooling system conditioner sees, branch point (9) is arranged on the downstream of First Heat Exchanger (5), and heat pump cycle (1) becomes two cooling system conditioner branch roads (10,11) in this branch point top set.
5. by the described heat pump cycle of claim 2 to 4 any one, it is characterized in that: the second heat exchanger (13) that is especially flow through by wind surface by air is set in the first cooling system conditioner branch road (10).
6. by the described heat pump cycle of claim 2 to 5 any one, it is characterized in that: described electric heater unit (20) is arranged in the second cooling system conditioner branch road (11).
7. by the described heat pump cycle of claim 2 to 6 any one, it is characterized in that: described the second cooling system conditioner branch road (11) has the coolant hose (21) that is flow through by cooling system conditioner, and this coolant hose can heat by electric heater unit.
8. by the described heat pump cycle of claim 5 to 7 any one, it is characterized in that: the outlet (7) of First Heat Exchanger (5) and between the second heat exchanger (13) and heating arrangement (20), at least one expansion gear (12,19) is set on the other hand on the one hand.
9. by the described heat pump cycle of the claims any one, it is characterized in that: in the first cooling system conditioner branch road (10), in the second heat exchanger (13) upstream, the first expansion gear (12) is set.
10. by the described heat pump cycle of the claims any one, it is characterized in that: in the second cooling system conditioner branch road (11), in electric heater unit (20) upstream, the second expansion gear (19) is set.
11. by the described heat pump cycle of claim 2 to 10 any one, it is characterized in that: in the first and/or second cooling system conditioner branch road (10,11), closing appliance is set, for one of two cooling system conditioner branch roads of locking (10,11) selectively.
12. by the described heat pump cycle of claim 2 to 11 any one, it is characterized in that: described the second cooling system conditioner branch road (11) or its parts are not, be not directly by air or wind surface, to stream or flow through at least.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011076507.7 | 2011-05-26 | ||
| DE102011076507A DE102011076507A1 (en) | 2011-05-26 | 2011-05-26 | Heat pump cycle for vehicles |
| PCT/EP2012/056172 WO2012159814A1 (en) | 2011-05-26 | 2012-04-04 | Heat pump circuit for vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103402797A true CN103402797A (en) | 2013-11-20 |
Family
ID=45976337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012800104175A Pending CN103402797A (en) | 2011-05-26 | 2012-04-04 | Heat pump circuit for vehicles |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20140007605A1 (en) |
| EP (1) | EP2714441A1 (en) |
| CN (1) | CN103402797A (en) |
| DE (1) | DE102011076507A1 (en) |
| WO (1) | WO2012159814A1 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013214267A1 (en) | 2013-07-22 | 2015-01-22 | Bayerische Motoren Werke Aktiengesellschaft | Heat pump system for a vehicle, in particular an electric or hybrid vehicle, and method for operating such a heat pump system |
| WO2015138352A1 (en) * | 2014-03-10 | 2015-09-17 | Tiger Tool International Incorporated | Heating and cooling systems and methods for truck cabs |
| US10401376B2 (en) * | 2014-03-28 | 2019-09-03 | Honeywell International Inc. | Co-location of high-maintenance air data system components into one LRU |
| AU2017212417B2 (en) | 2016-01-25 | 2022-06-16 | Tiger Tool International Incorporated | Air conditioning systems and methods for vehicle. |
| US11407283B2 (en) | 2018-04-30 | 2022-08-09 | Tiger Tool International Incorporated | Cab heating systems and methods for vehicles |
| DE102019204492A1 (en) * | 2019-03-29 | 2020-10-01 | Siemens Mobility GmbH | Method for operating a heat pump, heat pump, ventilation system and vehicle |
| KR20210017119A (en) * | 2019-08-07 | 2021-02-17 | 현대자동차주식회사 | Air conditioning system for vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1086888A (en) * | 1992-07-16 | 1994-05-18 | 三星电子株式会社 | Air-conditioner |
| WO2000012333A1 (en) * | 1998-08-29 | 2000-03-09 | Robert Bosch Gmbh | Device for dissipating heat in a motor vehicle |
| US20020005268A1 (en) * | 1996-11-15 | 2002-01-17 | Yoshitoshi Noda | Automotive air conditioning system |
| CN1606512A (en) * | 2001-12-19 | 2005-04-13 | 辛文特公司 | Vapor compression system for heating and cooling of vehicles |
| JP2010234847A (en) * | 2009-03-30 | 2010-10-21 | Japan Climate Systems Corp | Air conditioner for vehicle |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009184493A (en) * | 2008-02-06 | 2009-08-20 | Calsonic Kansei Corp | Air conditioning system for vehicle |
| EP1983095B1 (en) | 2008-08-08 | 2012-09-05 | V-Zug AG | Laundry drier with a heating in the heat pump circuit |
| DE102011107404A1 (en) * | 2010-07-08 | 2012-01-12 | Ipetronik Gmbh & Co. Kg | Method for air-conditioning interior of motor vehicle i.e. electric car, involves converting electrical power of traction accumulator is into heat energy, and supplying heat energy into heat pump circuit by electrical refrigerant heater |
-
2011
- 2011-05-26 DE DE102011076507A patent/DE102011076507A1/en not_active Withdrawn
-
2012
- 2012-04-04 WO PCT/EP2012/056172 patent/WO2012159814A1/en active Application Filing
- 2012-04-04 CN CN2012800104175A patent/CN103402797A/en active Pending
- 2012-04-04 EP EP12715032.4A patent/EP2714441A1/en not_active Withdrawn
-
2013
- 2013-09-13 US US14/025,851 patent/US20140007605A1/en not_active Abandoned
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1086888A (en) * | 1992-07-16 | 1994-05-18 | 三星电子株式会社 | Air-conditioner |
| US20020005268A1 (en) * | 1996-11-15 | 2002-01-17 | Yoshitoshi Noda | Automotive air conditioning system |
| WO2000012333A1 (en) * | 1998-08-29 | 2000-03-09 | Robert Bosch Gmbh | Device for dissipating heat in a motor vehicle |
| CN1606512A (en) * | 2001-12-19 | 2005-04-13 | 辛文特公司 | Vapor compression system for heating and cooling of vehicles |
| JP2010234847A (en) * | 2009-03-30 | 2010-10-21 | Japan Climate Systems Corp | Air conditioner for vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| US20140007605A1 (en) | 2014-01-09 |
| EP2714441A1 (en) | 2014-04-09 |
| WO2012159814A1 (en) | 2012-11-29 |
| DE102011076507A1 (en) | 2012-11-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131120 |