CN107351626A - Automotive thermal tube manages system and electric automobile - Google Patents
Automotive thermal tube manages system and electric automobile Download PDFInfo
- Publication number
- CN107351626A CN107351626A CN201610307097.XA CN201610307097A CN107351626A CN 107351626 A CN107351626 A CN 107351626A CN 201610307097 A CN201610307097 A CN 201610307097A CN 107351626 A CN107351626 A CN 107351626A
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- Prior art keywords
- branch road
- heat exchanger
- valve
- outlet
- switch valve
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Classifications
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- 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
- B60H1/00271—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
- B60H1/00278—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit for the battery
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- 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
- B60H1/00392—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell for electric vehicles having only electric drive means
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- 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
- B60H1/02—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant
- B60H1/03—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant and from a source other than the propulsion plant
- B60H1/034—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant and from a source other than the propulsion plant from the cooling liquid of the propulsion plant and from an electric heating device
-
- 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
- B60H1/00271—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
- B60H2001/00307—Component temperature regulation using a liquid flow
Abstract
The invention discloses a kind of automotive thermal tube reason system and electric automobile, automotive thermal tube reason system includes heat pump type air conditioning system, battery bag heat-exchange system, first switch valve and the first plate type heat exchanger, the refrigerant inlet of first plate type heat exchanger connects via the battery cooling branch road of selective on or off with the outlet of outdoor heat exchanger or with indoor evaporator, and connected via the battery heating branch road of selective on or off with compressor, the refrigerant outlet of first plate type heat exchanger connects via the battery cooling for reflux branch road of selective on or off with compressor, and the outlet of branch road and first switch valve is heated to reflux via battery, first plate type heat exchanger is simultaneously in series-connected cell coolant circuit.So, automotive thermal tube reason system to be cooled down or be heated to battery, can make battery be worked all the time within the scope of suitable temperature, improve efficiency for charge-discharge, endurance and the service life of battery by battery water circulation system.
Description
Technical field
The present invention relates to the field of air conditioning of electric automobile, in particular it relates to a kind of automotive thermal tube manage system with
And electric automobile.
Background technology
The battery efficiency for ensureing electric automobile is high, it is necessary to there is suitable operating temperature, it is too high or
Height can all make a big impact to its performance and endurance.China Patent Publication No. is
CN205039220U utility model discloses a kind of automobile power cell cooling system.The electrokinetic cell
Although cooling system can be cooled down by evaporator in refrigeration to electrokinetic cell, electrokinetic cell with
Evaporator, which is close together, to be exchanged heat, although feasible in principle, is difficult on car, because steaming
Device is sent out typically all in air conditioning box body, cabinet space is limited, and the electrokinetic cell of pure electric automobile is very big,
It is typically disposed in underbody.
The content of the invention
It is an object of the invention to provide a kind of automotive thermal tube reason system and electric automobile, to solve above-mentioned ask
Topic.
To achieve these goals, according to the first aspect of the invention, there is provided a kind of automotive thermal tube manages system,
Wherein, the automotive thermal tube reason system includes heat pump type air conditioning system, battery bag heat-exchange system, first switch
Valve and the first plate type heat exchanger, the heat pump type air conditioning system change including HVAC assemblies, compressor and outdoor
Hot device, the HVAC assemblies include indoor condenser, indoor evaporator and air door mechanism, the air door
Mechanism is used to selectively turn on the air channel for leading to the indoor condenser and/or leads to the indoor evaporation
The air channel of device, the outlet of the compressor connect with the entrance of the indoor condenser, the indoor condensation
The outlet of device connects with the entrance of the first switch valve, passes through the egress selection of the first switch valve
Connected by first throttle branch road or the first through-flow branch road with the entrance of the outdoor heat exchanger, the outdoor is changed
The egress selection of hot device via the second throttling branch road or the second through-flow branch road and the indoor evaporator
Entrance connection, the outlet of the indoor evaporator connects with the entrance of the compressor, first plate
The refrigerant inlet of formula heat exchanger cools down branch road and the outdoor via the battery of selective on or off
The outlet of heat exchanger connects with the entrance of the indoor evaporator, and via selectivity conducting or
Battery heating branch road and the outlet of the compressor, the refrigeration of first plate type heat exchanger of cut-off
Agent exports to be connected via the battery cooling for reflux branch road of selective on or off and the entrance of the compressor
Lead to, and the outlet of branch road and the first switch valve, first plate are heated to reflux via battery
Formula heat exchanger is connected in the battery coolant circuit of the battery bag heat-exchange system simultaneously.
Alternatively, it is provided with first flow valve on battery heating branch road.
Alternatively, it is provided with second switch valve on the battery cooling for reflux branch road.
Alternatively, it is additionally provided with the first check valve on the battery cooling for reflux branch road.
Alternatively, it is heated to reflux being provided with the second check valve on branch road in the battery.
Alternatively, the refrigerant inlet of first plate type heat exchanger via selective on or off electricity
Pond cools down the outlet of branch road and the outdoor heat exchanger, and is set on battery cooling branch road
There is the first expansion valve.
Alternatively, the automotive thermal tube reason system also includes the 3rd switch valve, and the outdoor heat exchanger goes out
Mouth is optionally via the described second throttling branch road or the second through-flow branch road and the 3rd switch valve
Entrance connection, the outlet of the 3rd switch valve connects with the entrance of the indoor evaporator, described the
The refrigerant inlet of one plate type heat exchanger via selective on or off battery cool down branch road with it is described
The entrance connection of 3rd switch valve, and it is provided with second flow valve on battery cooling branch road.
Alternatively, the outlet of the indoor evaporator connects via the entrance of the 3rd check valve and the compressor
It is logical.
Alternatively, be additionally provided with the coolant circuit of the battery bag heat-exchange system with it is described first board-like
The first water pump, deputy tank and the battery bag of heat exchanger series connection.
Alternatively, the 4th switch valve is provided with the described first through-flow branch road, on the first throttle branch road
It is provided with the second expansion valve.
Alternatively, the heat pump type air conditioning system also includes the first expansion switch valve, the first expansion switch valve
Entrance and the indoor condenser outlet, the outlet and the outdoor of the first expansion switch valve
The entrance connection of heat exchanger, the first throttle branch road are the throttling runner of the described first expansion switch valve,
The first through-flow branch road is the through-flow runner of the described first expansion switch valve.
Alternatively, the 5th switch valve is provided with the described second through-flow branch road, described second throttles on branch road
It is provided with the 3rd expansion valve.
Alternatively, the automotive thermal tube reason system is applied to electric automobile, and the automotive thermal tube reason system is also
Including electromotor cooling system;
The heat pump type air conditioning system also includes:Second plate type heat exchanger, wherein, second plate-type heat-exchange
Device is arranged in the described second through-flow branch road, and second plate type heat exchanger is arranged on the electricity simultaneously
In machine cooling system.
Alternatively, the outlet of the refrigerant inlet of second plate type heat exchanger and the outdoor heat exchanger connects
Logical, the refrigerant outlet of second plate type heat exchanger connects with the entrance of the 5th switch valve.
Alternatively, the electromotor cooling system includes connecting to form loop with second plate type heat exchanger
Motor, motor radiator and the second water pump.
Alternatively, the heat pump type air conditioning system also includes the second expansion switch valve, the second expansion switch valve
Entrance and the outdoor heat exchanger outlet, the outlet and the interior of the second expansion switch valve
The entrance connection of evaporator, the second throttling branch road are the throttling runner of the described second expansion switch valve,
The second through-flow branch road is the through-flow runner of the described second expansion switch valve.
Alternatively, the automotive thermal tube reason system is applied to electric automobile, and the automotive thermal tube reason system is also
Including electromotor cooling system;The heat pump type air conditioning system also includes:Second plate type heat exchanger, wherein, institute
State the outlet of the refrigerant inlet of the second plate type heat exchanger and the described second expansion switch valve, described the
The refrigerant outlet of double-plate heat exchanger connects with the entrance of the indoor evaporator, and second plate
Formula heat exchanger is arranged in the electromotor cooling system simultaneously.
Alternatively, the electromotor cooling system includes motor coolant main line, the first motor coolant branch road
With the second motor coolant branch road, the first end on the motor coolant main line is optionally with described first
The first end of motor coolant branch road or the connection of the first end of the second motor coolant branch road, described the
Second end of one motor coolant branch road and the second end of the second motor coolant branch road and the electricity
Machine coolant main line the second end connection, wherein, be in series with the motor coolant main line motor,
Motor radiator and the second water pump, it is board-like on the first motor coolant branch road to be in series with described second
Heat exchanger.
Alternatively, the heat pump type air conditioning system also includes gas-liquid separator, the outlet of the gas-liquid separator
Connected with the entrance of the compressor, the entrance of the gas-liquid separator and the outlet of the indoor evaporator
Connection, the refrigerant outlet of first plate type heat exchanger via the battery cooling for reflux branch road with it is described
The entrance connection of gas-liquid separator.
Alternatively, the HVAC assemblies also include ptc heater, and the ptc heater is used for convection current
Wind through the indoor condenser is heated.
Alternatively, the ptc heater is arranged in the windward side or leeward side of the indoor condenser.
According to the second aspect of the invention, there is provided a kind of electric automobile, including above-described automotive thermal tube
Reason system.
To sum up, automotive thermal tube reason system provided by the invention, is not changing the situation in refrigerant circulation direction
Under, you can realize the refrigeration and heat-production functions of air conditioner heat pump system.Further, since increase is cooled down by battery
Branch road, the first plate type heat exchanger and battery cooling for reflux branch road collectively constitute and indoor evaporator is in parallel
The refrigerant diverter branch being used for battery cooling, and increase heats branch road, first board-like by battery
Heat exchanger and battery are heated to reflux branch road and collectively constituted and branch road where indoor condenser and first switch valve
What is be in parallel is used for the refrigerant diverter branch to battery heating, battery can be avoided to be directly arranged at interior
On evaporator, beneficial to arrangement.In addition, automotive thermal tube reason system can by battery water circulation system,
First with refrigerant so that coolant cooling or heating, recycle coolant to be cooled down or added to battery
Heat so that battery works within the scope of suitable temperature all the time, so as to improve the efficiency for charge-discharge of battery,
Endurance and service life.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
Accompanying drawing be for providing a further understanding of the present invention, and a part for constitution instruction, with
Following embodiment is used to explain the present invention together, but is not construed as limiting the invention.
In accompanying drawing:
Fig. 1 is the structural representation according to the heat pump type air conditioning system of one embodiment of the present invention;
Fig. 2 is the structural representation according to the heat pump type air conditioning system of another embodiment of the invention;
Fig. 3 is the structural representation according to the heat pump type air conditioning system of another embodiment of the invention;
Fig. 4 is the structural representation according to the heat pump type air conditioning system of another embodiment of the invention;
Fig. 5 A are the structural representations according to the heat pump type air conditioning system of another embodiment of the invention;
Fig. 5 B are the structural representations according to the heat pump type air conditioning system of another embodiment of the invention;
Fig. 6 is the structural representation according to the heat pump type air conditioning system of another embodiment of the invention;
Fig. 7 is the structural representation that system is managed according to the automotive thermal tube of one embodiment of the present invention;
Fig. 8 is the structural representation that system is managed according to the automotive thermal tube of another embodiment of the invention;
Fig. 9 is the overlooking the structure diagram for the expansion switch valve that the preferred embodiment for the present invention provides;
Figure 10 be along the cross-sectional view crossed by Fig. 9 center lines AB-AB, wherein, the first valve port
Open mode is in the second valve port;
Figure 11 is that the expansion switch valve that the preferred embodiment for the present invention provides along visual angle faces knot
Structure schematic diagram;
Figure 12 be along the cross-sectional view crossed by Fig. 9 center lines AB-AB, wherein, the first valve port
In open mode, the second valve port is in closure state;
Figure 13 be along the cross-sectional view crossed by Fig. 9 center lines AB-AB, wherein, the first valve port
In closure state, the second valve port is in open mode;
Figure 14 is the facing along another visual angle for the expansion switch valve that the preferred embodiment for the present invention provides
Structural representation;
Figure 15 be along the cross-sectional view crossed by Figure 14 center lines AC-AC, wherein, the first valve
Mouth is in open mode, and the second valve port is in closure state;
Figure 16 is the first internal structure schematic diagram of the expansion switch valve that the preferred embodiment for the present invention provides,
Wherein, the first valve port and the second valve port are in open mode;
Figure 17 is the partial enlarged drawing in A portions in Figure 16;
Figure 18 is the second internal structure schematic diagram of the expansion switch valve that the preferred embodiment for the present invention provides,
Wherein, the first valve port is in open mode, and the second valve port is closed;
Figure 19 is the 3rd internal structure schematic diagram of the expansion switch valve that the preferred embodiment for the present invention provides,
Wherein, the first valve port is closed, and the second valve port is in open mode.
Embodiment
The embodiment of the present invention is described in detail below in conjunction with accompanying drawing.It should be appreciated that
Embodiment described herein is merely to illustrate and explain the present invention, and is not limited to this hair
It is bright.
In the present invention, in the case where not making opposite explanation, the noun of locality that uses as " it is upper and lower, left,
It is right " be typically for the page of accompanying drawing, " upstream, downstream " be relative to medium,
Such as, it is downstream towards the flow direction of refrigerant specifically for the flow direction of refrigerant, the back of the body
Flow direction from refrigerant is upstream, " inside and outside " refer to corresponding component profile it is interior with it is outer.
In addition, in the present invention, electric automobile can include pure electric automobile, hybrid vehicle, combustion
Expect battery car.
Fig. 1 is the structural representation according to the heat pump type air conditioning system of one embodiment of the present invention.Such as figure
Shown in 1, the system can include:HVAC (heating and ventilation and air-conditioning, Heating Ventilation and
Air Conditioning) assembly 600, compressor 604 and outdoor heat exchanger 605.Wherein, HVAC
Assembly 600 can include indoor condenser 601, indoor evaporator 602 and air door mechanism (not shown),
Wherein, air door mechanism can be used for selectively turning on the air channel for leading to indoor condenser 601 and/or lead to
The air channel of indoor evaporator 602.
In the present invention, in HVAC assemblies, lead to the air channel of indoor condenser 601 and lead to indoor steaming
The air channel of hair device 602 is turned on and off to be independently controlled by air door mechanism.That is,
By air door mechanism, wind can be controlled only by indoor condenser 601, or only pass through indoor evaporator
602, or by both indoor condenser 601 and indoor evaporator 602, thus, it is possible to realize wind
To independent control.
In addition, as shown in figure 1, the outlet of compressor 604 connects with the entrance of indoor condenser 601,
Changed via first throttle branch road or the first through-flow branch road with outdoor the egress selection of indoor condenser 601
Hot device 605 entrance connection, the egress selection of outdoor heat exchanger 605 via second throttling branch road or
Second through-flow branch road connects with the entrance of indoor evaporator 602, the outlet and compression of indoor evaporator 602
The entrance connection of machine 604.
In the present invention, or the outlet of indoor condenser 601 is via first throttle branch road and outdoor heat exchange
The entrance connection of device 605, otherwise connected via the first through-flow branch road with the entrance of outdoor heat exchanger 605.
This mode of communicating can be realized using various ways.For example, in one embodiment, such as Fig. 1
Shown, heat pump type air conditioning system can also include the first expansion switch valve 603, the first expansion switch valve 603
Entrance and indoor condenser 601 outlet, the outlet of the first expansion switch valve 603 with it is outdoor
The entrance connection of heat exchanger 605, wherein, first throttle branch road is the throttling of the first expansion switch valve 603
Runner, the first through-flow branch road are the through-flow runner of the first expansion switch valve 603.
In the present invention, expansion switch valve is that have expansion valve function (also referred to as electric expansion valve simultaneously
Function) and switch valve function (also referred to as magnetic valve function) valve, it is switch that can be regarded as
Valve and expansion valve it is integrated.Through-flow runner and throttling runner are internally formed in expansion switch valve, when swollen
Swollen switch valve is as switch valve in use, its internal through-flow runner conducting, now forms through-flow branch road;
When expansion switch valve as expansion valve in use, its internal throttling runner conducting, now forms throttling branch
Road.
Embodiment alternatively, as shown in Fig. 2 the heat pump type air conditioning system can also include
4th switch valve 608 and the second expansion valve 607, wherein, the 4th switch is provided with the first through-flow branch road
Valve 608, the second expansion valve 607 is provided with first throttle branch road.Specifically, as shown in Fig. 2 room
The outlet of inner condenser 601 is connected with shape via the 4th switch valve 608 with the entrance of outdoor heat exchanger 605
Into the first through-flow branch road, the outlet of indoor condenser 601 is via the second expansion valve 607 and outdoor heat exchanger
605 entrance is connected to form first throttle branch road.When system is under high-temperature refrigeration pattern, the 4th
Switch valve 608 is turned on, and the second expansion valve 607 is closed, and the outlet of indoor condenser 601 is logical via first
Stream branch road connects with the entrance of outdoor heat exchanger 605.When system is under low temperature heating pattern, second
Expansion valve 607 is turned on, and the 4th switch valve 608 is closed, and the outlet of indoor condenser 601 is via first segment
Stream branch road connects with the entrance of outdoor heat exchanger 605.
It is similar with the implementation of the first through-flow branch road and first throttle branch road, as the second through-flow branch road
With second throttling branch road one of which embodiment, as shown in figure 1, heat pump type air conditioning system can also wrap
The second expansion switch valve 606 is included, the entrance and outdoor heat exchanger 605 of the second expansion switch valve 606
Outlet, the outlet of the second expansion switch valve 606 connect with the entrance of indoor evaporator 602, its
In, the second throttling branch road is the throttling runner of the second expansion switch valve 606, and the second through-flow branch road is second
Expand the through-flow runner of switch valve 606.
Embodiment alternatively, as shown in figure 3, the heat pump type air conditioning system can also include
5th switch valve 610 and the 3rd expansion valve 609, wherein, the 5th switch is provided with the second through-flow branch road
Valve 610, second throttling branch road on be provided with the 3rd expansion valve 609.Specifically, as shown in figure 3, room
The outlet of external heat exchanger 605 is connected with shape via the 5th switch valve 610 with the entrance of indoor evaporator 602
Into the second through-flow branch road, the outlet of outdoor heat exchanger 605 is via the 3rd expansion valve 609 and indoor evaporator
602 entrance is connected to form the second throttling branch road.When system is under high-temperature refrigeration pattern, the 3rd
Expansion valve 609 is turned on, and the 5th switch valve 610 is closed, and the outlet of outdoor heat exchanger 605 is via the second section
Stream branch road connects with the entrance of indoor evaporator 602.When system is under low temperature heating pattern, first
5th switch valve 610 is turned on, and the 3rd expansion valve 609 is closed, and the outlet of outdoor heat exchanger 605 is via
Two through-flow branch roads connect with the entrance of indoor evaporator 602.
Laid in order to facilitate pipeline, save space hold, it is preferable that in heat pump air conditioner provided by the invention
Switch valve 606 is expanded using the first expansion switch valve 603 and second in system, i.e. the reality shown in Fig. 1
Apply mode.
Fig. 4 shows the structural representation of the heat pump type air conditioning system according to another embodiment of the present invention.
As shown in figure 4, the heat pump type air conditioning system can also include gas-liquid separator 611, wherein, indoor evaporation
The outlet of device 602 connects with the entrance of gas-liquid separator 611, the outlet and compression of gas-liquid separator 611
The entrance connection of machine 604.So, the refrigerant flowed out through indoor evaporator 602 can first pass around gas
Liquid/gas separator 611 carries out gas-liquid separation, and the gas isolated is back in compressor 604 again, so as to anti-
Only liquid refrigerant enters compressor 604 and damages compressor 604, so as to extend compressor 604
Service life, and improve the efficiency of whole heat pump type air conditioning system.
Under low temperature heating pattern, in order to improve heating ability, it is preferable that such as Fig. 5 A and Fig. 5 B institutes
Show, the second plate type heat exchanger 612, second plate type heat exchanger are provided with whole heat pump type air conditioning system
612 are also disposed in the electromotor cooling system of electric automobile simultaneously.So, motor can be utilized to cool down
The waste heat of system gives air-conditioning system refrigerant heat, so as to improve the suction temperature of compressor 604 and suction
Tolerance.
For example, as shown in Figure 5A, in heat pump type air conditioning system using the 3rd expansion valve 609 and the 5th switch
In the embodiment of valve 610, it is logical that the second plate type heat exchanger 612 can be arranged on second as shown in Figure 5A
Flow in branch road.For example, in one embodiment, the refrigerant inlet 612a of the second plate type heat exchanger 612
With the outlet of outdoor heat exchanger 605, the refrigerant outlet 612b of the second plate type heat exchanger 612 with
The entrance connection of 5th switch valve 610.Or (not shown) in another embodiment, second
The refrigerant inlet 612a of plate type heat exchanger 612 can also with the outlet of the 5th switch valve 610,
The refrigerant outlet 612b of second plate type heat exchanger 612 connects with the entrance of indoor evaporator 602.
At the same time, the second plate type heat exchanger 612 is arranged in electromotor cooling system simultaneously.Such as Fig. 5 A
It is shown, electromotor cooling system can include connected with the second plate type heat exchanger 612 with formed the motor in loop,
The water pump 614 of motor radiator 613 and second.So, refrigerant can pass through the second plate type heat exchanger 612
Heat exchange is carried out with the coolant in electromotor cooling system.By the 5th switch valve 610 and indoor evaporator
After 602, the outlet of indoor evaporator 602 is still the gas of low-temp low-pressure, now the 5th switch valve 610
Only flowed through with indoor evaporator 602 as runner.
Or as shown in Figure 5 B, the implementation in heat pump type air conditioning system using the second expansion switch valve 606
In mode, the expansion switch valves 606 of the refrigerant inlet 612a of the second plate type heat exchanger 612 and second
Outlet, the second refrigerant outlet 612b of plate type heat exchanger 612 and entering for indoor evaporator 602
Mouth connection, and the second plate type heat exchanger 612 is arranged in the electromotor cooling system of electric automobile simultaneously.
So, refrigerant can be carried out by the second plate type heat exchanger 612 with the coolant in electromotor cooling system
Heat exchange.
By the second plate type heat exchanger 612, heating of the air-conditioning system under low temperature heating pattern can be improved
Ability.
But, the embodiment party in the heat pump type air conditioning system shown in Fig. 5 B using the second expansion switch valve 606
In formula, in order to avoid carrying out the heating of refrigerant under high-temperature refrigeration pattern, it can be controlled using valve
Whether in the second plate type heat exchanger 612 heat exchange is carried out.Specifically, electromotor cooling system can include
Motor coolant main line 616, the first motor coolant branch road 617 and the second motor coolant branch road 618,
Wherein, the first end on coolant main line 616 optionally with the first motor coolant branch road 617 first
The connection of the first end of end or the second motor coolant branch road 618.For example, in one embodiment, it is cold
But the first end on liquid main line 616 can connect with the import 615a of triple valve 615, the cooling of the first motor
The first end of liquid branch road 617 can connect with the first outlet 615b of triple valve 615, and the second motor is cold
But the first end of liquid branch road 618 can connect with the second outlet 615c of triple valve 615, thus, lead to
The triple valve 615 is crossed, the first end on coolant main line 616 can be controlled optionally cold with the first motor
But the first end of liquid branch road 617 or the connection of the first end of the second motor coolant branch road 618.In addition, such as
Shown in Fig. 5 B, the second end of the first motor coolant branch road 617 and second end on coolant main line 616
Connection, and the second end of the second motor coolant branch road 618 also the second end with coolant main line 616
Connection, wherein, motor, the water pump of motor radiator 613 and second are in series with coolant main line 616
614, it is in series with the second plate type heat exchanger 612 on the first motor coolant branch road 617.
So, when air-conditioning system is operated under low temperature heating pattern, now in order to improve heating ability,
Need to heat refrigerant in the second plate type heat exchanger 612.Therefore, in this case, may be used
So that by controlling the motor coolant branch road 617 of triple valve 615 first to turn on, thus, motor cools down
Coolant in system flows through the second plate type heat exchanger 612, is handed at this point it is possible to realize with the heat of refrigerant
Change.However, when system is operated under high-temperature refrigeration pattern, now need not be in the second plate type heat exchanger
Refrigerant is heated in 612.Therefore, in such a case, it is possible to by controlling triple valve 615
So that the second motor coolant branch road 618 turns on, thus, the coolant in electromotor cooling system is not passed through
Second plate type heat exchanger 612, the runner of the second plate type heat exchanger 612 as just refrigerant flow through.
In heat pump type air conditioning system provided by the invention, R134a, R410a, R32, R290 can be used
Etc. various refrigerants, preferentially high temperature refrigerant is selected.
Fig. 6 is the structural representation according to the heat pump type air conditioning system of another embodiment of the present invention.Such as figure
Shown in 6, HVAC assemblies 600 can also include ptc heater 619, and the ptc heater 619 is used
Heated in the wind to flowing through indoor condenser 601.
In the present invention, ptc heater 619 can be high pressure PTC (being driven by vehicle high-tension battery),
Voltage range:200V-900V.Or ptc heater 619 can also be low pressure PTC (12V or
24V batteries drive), voltage range:9V-32V.In addition, this ptc heater 619 can be by
Several or a complete core body of several pieces of PTC-ceramic piece modules and radiating fin composition, or
The PTC-ceramic piece module of strip with radiating fin or bulk.
In the present invention, the ptc heater 619 can arrange the windward side of condenser 601 indoors
Or leeward side.Also, in order to improve the heating effect of the wind to flowing through indoor condenser 601, the PTC
Heater 619 can be arranged in parallel with indoor condenser 601.In other embodiments, the PTC
Heater 619 can also be arranged in the blowing at pin air port and defrosting outlet of the casing of HVAC assemblies 600,
It can also be arranged at the air port of defrosting duct.
If ptc heater 619 is arranged in the windward side or leeward of casing interior room inner condenser 601
Side, be arranged in parallel with indoor condenser 601, can the grooving on casing housing, ptc heater 619 hang down
Straight cutting enters to put casing into, can also welding support, ptc heater on the side plate of condenser 601 indoors
619 are fixed by screws on the support of indoor condenser 601.If ptc heater 619 is arranged
In blowing at pin air port and defrosting outlet for casing, or it is arranged at the air port of defrosting duct, screw can be passed through
It is directly anchored at the air port of casing air outlet and wind passage mouth.
By this embodiment, when temperature is too low outside car, the heating capacity of heat pump low temperature heating is unsatisfactory for car
During interior demand, the auxiliary heating heating of ptc heater 619 can be run, it is possible thereby to eliminate heat pump air conditioner
The defects of heating capacity is small when system hypothermia heats, and vehicle defrosting-defogging is slow, and heating effect is bad.
Fig. 7 is the structural representation that system is managed according to the automotive thermal tube of one embodiment of the present invention.Such as
Shown in Fig. 7, the system can include heat pump type air conditioning system described above, battery bag heat-exchange system and
First plate type heat exchanger 620, wherein, the refrigerant inlet of the first plate type heat exchanger 620 is via selectivity
The outlet or and indoor evaporator of the battery cooling branch road and outdoor heat exchanger 605 of on or off
602 entrance connection, the refrigerant outlet of the first plate type heat exchanger 620 is via battery cooling for reflux branch road
Connected with the entrance of compressor 604, the first plate type heat exchanger 620 is connected on battery bag heat-exchange system simultaneously
Battery coolant circuit in.
That is, as the present invention a main inventive concept, be by increase by battery cool down branch road,
First plate type heat exchanger 620 and battery cooling for reflux branch road the collectively constitute and phase of indoor evaporator 602 is simultaneously
The refrigerant diverter branch being used for motor cooling of connection, so, when high-temperature refrigeration powers up pond refrigerating mode
When lower, refrigerant is segmented into two strands:Wherein one refrigerant flow direction indoor evaporator 602, and in room
Evaporated in interior evaporator 602, absorb indoor environment heat, reduce indoor temperature;Another burst of cold-producing medium stream
To the first plate type heat exchanger 620, and pass through the electricity of the first plate type heat exchanger 620 and battery bag heat-exchange system
Coolant in the coolant circuit of pond is exchanged heat, and absorbs the heat of coolant, and then can realize to electricity
Chi Bao cooling.
In the present invention, the connected mode of the refrigerant inlet of the first plate type heat exchanger 620 has both of which:
In one embodiment, as shown in fig. 7, the refrigerant inlet of the first plate type heat exchanger 620 can be through
By the outlet of the battery cooling branch road and outdoor heat exchanger 605 of selective on or off.Specifically,
The first expansion valve 621 can be set on battery cooling branch road.So, can pass through according to the actual requirements
The first expansion valve 621 is opened or closed to control whether refrigerant can flow into the first plate type heat exchanger
620 refrigerant inlet.That is, it is in the conduction state to control battery cooling branch road, is in ending
State.
In this embodiment, in the case where high-temperature refrigeration powers up pond refrigerating mode, from outdoor heat exchanger 605
The refrigerant of medium temperature high pressure out is directly divided into two strands:One flows to the second expansion switch valve 606;Separately
One flows to the first expansion valve 621.In other words, now refrigerant is divided again on every branch road after shunting
Not carry out reducing pressure by regulating flow.
In another embodiment, as shown in figure 8, the refrigerant inlet of the first plate type heat exchanger 620
Connected via the battery cooling branch road of selective on or off with the entrance of indoor evaporator 602.Specifically
Ground, automotive thermal tube reason system can also include the 3rd switch valve 634, the outlet choosing of outdoor heat exchanger 605
Connect to selecting property, have with the entrance of the 3rd switch valve 634 via the second throttling branch road or the second through-flow branch road
For body in the embodiment shown in Fig. 8, the outlet of outdoor heat exchanger 605 passes through the second expansion switch valve 606
Connected with the entrance of the 3rd switch valve 634, outlet and the indoor evaporator 602 of the 3rd switch valve 634
Entrance connects, the refrigerant inlet of the first plate type heat exchanger 620 via selective on or off battery
Cooling branch road connects with the entrance of the 3rd switch valve 634, and is provided with second on battery cooling branch road
Flow valve 635.
So, it can control whether refrigerant can flow into first by controlling second flow valve 635
The refrigerant inlet of plate type heat exchanger 620, i.e. control battery cooling branch road is in the conduction state, is gone back
It is to be in cut-off state.In addition, control second flow valve 635, which can also regulate and control refrigerant, flows into the first plate
The size of the flow of formula heat exchanger 620.
In this embodiment, in the case where high-temperature refrigeration powers up pond refrigerating mode, from outdoor heat exchanger 605
The refrigerant of medium temperature high pressure out is divided into two strands after the throttling of the second expansion switch valve 606:One
The 3rd switch valve 634 is flowed to, another plume is to second flow valve 635, to realize the stream of two strands of refrigerants
The distribution of amount ratio.In other words, now, refrigerant is that reducing pressure by regulating flow is first carried out on main line and then is entered again
Row shunting.
In order to prevent under low temperature heating pattern, the refrigerant of low-temp low-pressure is back to the first plate type heat exchanger
In 620, the first check valve 628 is provided with battery cooling for reflux branch road.That is, the first check valve 628
The refrigerant outlet of refrigerant from the first plate type heat exchanger 620 can only be uniaxially allowed to flow to compressor 604
Entrance, and can not flow round about.
During in order to prevent from only cooling down battery bag 622, the refrigerant of low-temp low-pressure is back to interior
In evaporator 602, the outlet of indoor evaporator 602 can be via the 3rd check valve 629 and compressor 604
Entrance connection.That is, the 3rd check valve 629 can only uniaxially allow refrigerant from indoor evaporator 602
Outlet flow to the entrance of compressor 604, and can not flow round about.
In one embodiment, it is additionally provided with the coolant circuit of battery bag heat-exchange system and the first plate
The first water pump 624, deputy tank 625 and the battery bag 622 that formula heat exchanger 620 is connected.
So, the cooling liquid outlet of battery bag 622 connects with the cooling liquid inlet of deputy tank 625, secondary water
The cooling liquid outlet of case 625 connects with the coolant inlet of the first water pump 624, the first water pump 624 it is cold
But liquid outlet connects with the cooling liquid inlet of the first plate type heat exchanger 620, the first plate type heat exchanger 620
Cooling liquid outlet connects with the cooling liquid inlet of battery bag 622, is consequently formed battery bag cooling/heating and follows
Ring.
As described above, to prevent liquid refrigerant enters compressor 604 from damaging compressor 604, from
And the service life of compressor 604 can be extended, and the efficiency of whole automotive thermal tube reason system is improved,
Gas-liquid separator 611 is provided with heat pump type air conditioning system.As shown in Figure 7 and Figure 8, gas-liquid separator 611
Entrance in addition to the outlet of indoor evaporator 602, the refrigeration of the first plate type heat exchanger 620
Agent outlet also connects via battery cooling for reflux branch road with the entrance of gas-liquid separator 611.In other words, from
The refrigerant that first plate type heat exchanger 620 comes out can also first pass around gas-liquid separator 611 and carry out gas-liquid
Separation, the gas isolated is back in compressor 604 again, so as to prevent liquid refrigerant from entering pressure
Contracting machine 604 and damage compressor 604.
Return now in the structural representation of the automotive thermal tube reason system shown in Fig. 7.As shown in fig. 7,
In the system, automotive thermal tube reason system can also include first switch valve 630, wherein, indoor condenser
601 outlet connects with the entrance of first switch valve 630, the egress selection of first switch valve 630
Connected via first throttle branch road or the first through-flow branch road with the entrance of outdoor heat exchanger 605.It is specific such as to scheme
Shown in 7, the outlet of first switch valve 630 can be via the first expansion switch valve 603 and outdoor heat exchanger
605 entrance connection.In addition, the refrigerant inlet of the first plate type heat exchanger 620 is via selective conducting
Or the battery heating branch road and the outlet of the compressor 604, the first plate type heat exchanger 620 of cut-off
Refrigerant outlet the outlet of branch road and first switch valve 630, the first plate are heated to reflux via battery
Formula heat exchanger 620 is connected in the battery coolant circuit of battery bag heat-exchange system simultaneously.
That is, another inventive concept as the present invention, it is by the outlet of condenser 601 indoors and the
Increase first switch valve 630 between one expansion switch valve 603, and increase connection in the first plate-type heat-exchange
Battery heating branch road between the entrance of the refrigerant inlet of device 620 and indoor condenser 601, Yi Jilian
The battery led between the outlet of the refrigerant outlet and first switch valve 630 of the first plate type heat exchanger 620
Branch road is heated to reflux, and battery heating branch road, the first plate type heat exchanger 620 and battery are heated to reflux branch road
Collectively constitute and be used for what the branch road where indoor condenser 601 and first switch valve 630 was in parallel to electricity
The refrigerant diverter branch of pond heating.So, when low temperature heating adds under battery-heated model, from compression
The refrigerant for the HTHP that machine 604 comes out, is segmented into two strands:Wherein in one refrigerant flow direction room
The entrance of condenser 601, heat release is condensed, raise indoor environment temperature, the outlet of indoor condenser 601
For the liquid refrigerant of medium temperature high pressure, the outlet of indoor condenser 601 and the entrance of first switch valve 630
It is connected, another strand of the first plate type heat exchanger of refrigerant flow direction 620, and pass through the first plate type heat exchanger 620
Exchanged heat with the coolant in the battery coolant circuit of battery bag heat-exchange system, condense heat release, cooling
The heat of liquid absorption refrigeration agent release, and then the heat temperature raising to battery bag can be realized.
Battery heating branch road whether is flowed through for ease of control refrigerant, the is provided with battery heating branch road
One flow valve 636.So, when needing to heat battery, for example, under battery-heated model,
First flow valve 636 can be opened, now, refrigerant can flow through the first plate type heat exchanger 620, carry
Heating load gives battery bag heat-exchange system.When that need not be heated to battery, for example, being cooled down in battery
Under pattern, first flow valve 636 can be closed, prevents the refrigerant of HTHP from entering first and board-like changing
Hot device 620 carries out heat temperature raising to battery, and causing the temperature of battery further increases.It is in addition, first-class
Amount valve 636 also has the function that the ratio for distributing two strands of refrigerant flows.
To prevent under battery-heated model, come out from the refrigerant outlet of the first plate type heat exchanger 620
The liquid refrigerant of cryogenic high pressure flows directly into compressor 604, the infringement to compressor is caused, in battery
Second switch valve 633 is provided with cooling for reflux branch road.So, when system is under battery-heated model,
It can use and close second switch valve 633 so that be come out from the refrigerant outlet of the first plate type heat exchanger 620
The liquid refrigerant of cryogenic high pressure is all heated to reflux branch road via battery and flows to the first expansion switch valve
603。
To prevent under battery refrigerating mode, the gas system of the HTHP come out from indoor condenser 601
Cryogen, after first switch valve 630, it is heated to reflux branch road along battery and flows to the first plate type heat exchanger
620 refrigerant outlet, it is heated to reflux being provided with the second check valve 632 on branch road in battery.That is,
Two check valves 632 can uniaxially allow refrigerant from the refrigerant outlet stream of the first plate type heat exchanger 620
To the entrance of the first expansion switch valve 603, and can not flow in opposite direction.
Below system will be managed in different works automotive thermal tube provided by the invention is described in detail by taking Fig. 7 as an example
Cyclic process and principle under operation mode.It should be appreciated that other embodiment is (for example, Fig. 8 institutes
The embodiment shown) under system circulation process and principle to Fig. 7 be it is similar, herein just no longer one by one
Repeat.
Pattern one:High-temperature refrigeration pattern.System be in system in this mode when, whole system
Form a high-temperature refrigeration circulatory system.As shown in fig. 7, first, compressor 604 is discharged through overcompression
The gas of HTHP, it is connected with indoor condenser 601.Now, by air door mechanism control wind without
Indoor condenser 601 is crossed, due to calm process, therefore, heat will not be carried out in condenser 601 indoors
Exchange, the indoor condenser 601 is only used as runner, and now indoor condenser 601 is exported still as height
The gas of warm high pressure.The outlet of indoor condenser 601 expands switch valve 603 with first and is connected, and now first
Expansion switch valve 603 plays switch valve action, is only flowed through as runner, now the first expansion switch valve 603
Outlet is still the gas of HTHP.First expansion switch valve 603 outlet is connected with outdoor heat exchanger 605,
Outdoor heat exchanger 605 exchanges heat with outdoor air, heat is dispersed into air, outdoor heat exchanger 605 goes out
Mouth is the liquid of medium temperature high pressure.Outdoor heat exchanger 605 exports to be connected with the second expansion switch valve 606, this
When second expansion switch valve 606 play expansion valve action, play throttling action as restricting element, its export
For low temperature and low pressure liquid.The second expansion aperture of switch valve 606 can give certain open according to the actual requirements
Degree, this aperture can be according to the entrances installed in the outlet of indoor evaporator 602 and gas-liquid separator 611
Between pressure-temperature sensor pressure and temperature gathered data calculate indoor evaporator 602 outlet system
The cryogen degree of superheat is adjusted.Second expansion switch valve 606 outlet is connected with the entrance of indoor evaporator 602,
Low temperature and low pressure liquid is evaporated in evaporator 602 indoors so that the outlet of indoor evaporator 602 is low
The gas of warm low pressure.Indoor evaporator 602 is connected with gas-liquid separator 611, the liquid not being evaporated
Separated by gas-liquid separator 611, the gas of last low-temp low-pressure is returned in compressor 604, thus shape
Into a circulation.Now the flow direction of the apoplexy of HVAC assemblies 600 flows only through indoor evaporator 602, indoor
601 calm process of condenser, only flows through as refrigerant flow path, and first flow valve 636, which is in, closes shape
State, first switch valve 630 are in open mode, and the first expansion valve 621 is closed.
Pattern two:Battery refrigerating mode.System in this mode when, battery bag heat-exchange system is formed
One battery bag cooling recirculation system.As shown in fig. 7, first, compressor 604 is discharged high through overcompression
The gas of warm high pressure, it is connected with indoor condenser 601.Now, by air door mechanism control wind without
Indoor condenser 601, due to calm process, therefore, hot friendship will not be carried out in condenser 601 indoors
Change, the indoor condenser 601 only uses as runner, and it is still high temperature that now indoor condenser 601, which exports,
The gas of high pressure.The indoor outlet of condenser 601 is connected with the first expansion switch valve 603, and now first is swollen
Swollen switch valve 603 plays switch valve action, is only flowed through as runner, and now the first expansion switch valve 603 goes out
Mouth is still the gas of HTHP.First expansion switch valve 603 outlet is connected with outdoor heat exchanger 605,
Outdoor heat exchanger 605 exchanges heat with outdoor air, heat is dispersed into air, outdoor heat exchanger 605 goes out
Mouth is the liquid of medium temperature high pressure.The outlet of outdoor heat exchanger 605 is connected with the first expansion valve 621, by the
The throttling cooling of one expansion valve 621, the outlet of the first expansion valve 621 is low temperature and low pressure liquid.First is swollen
The swollen aperture of valve 621 can give certain aperture according to the actual requirements, and this aperture can be according to installed in
Pressure-temperature between the refrigerant outlet of one plate type heat exchanger 620 and the entrance of gas-liquid separator 611 passes
The pressure and temperature gathered data of sensor is adjusted.First expansion valve 621 exports and the first plate type heat exchanger
620 refrigerant inlet is connected, low temperature and low pressure liquid in the first plate type heat exchanger 620 with from battery bag
622 hot water out carries out heat exchange so that the refrigerant outlet of the first plate type heat exchanger 620 is low temperature
The gas of low pressure.The refrigerant outlet of first plate type heat exchanger 620 is connected with gas-liquid separator 611,
The liquid not being evaporated is separated by gas-liquid separator 611, and the gas of last low-temp low-pressure returns to compressor
In 604, a circulation is consequently formed.Now in HVAC assemblies 600, indoor condenser 601 is calm
By only being flowed through as refrigerant flow path, first flow valve 636 is closed, first switch valve
630 are in open mode, and the second expansion switch valve 606 is closed, at the first expansion valve 621
In open mode, second switch valve 633 is in open mode.
Pattern three:High-temperature refrigeration powers up pond refrigerating mode.When in this mode, whole system forms one
High-temperature refrigeration while battery cooling recirculation system.As shown in fig. 7, first, compressor 604 is through overcompression
The gas of HTHP is discharged, is connected with indoor condenser 601.Now, wind is controlled by air door mechanism
Without indoor condenser 601, due to calm process, therefore, will not enter in condenser 601 indoors
Row heat exchange, the indoor condenser 601 only use as runner, and now indoor condenser 601 exports still
For the gas of HTHP.The indoor outlet of condenser 601 is connected with the first expansion switch valve 603, now
First expansion switch valve 603 plays switch valve action, is only flowed through as runner, now the first expansion switch valve
603 outlets are still the gas of HTHP.First expansion switch valve 603 outlet and outdoor heat exchanger 605
It is connected, outdoor heat exchanger 605 exchanges heat with outdoor air, heat is dispersed into air, outdoor heat exchanger
605 outlets are the liquid of medium temperature high pressure.Outdoor heat exchanger 605 exports expands switch valve 606 with second respectively
It is connected with the first expansion valve 621, now, the liquid point of the medium temperature high pressure come out from outdoor heat exchanger 605
Into two strands:One flows to the entrance of the second expansion switch valve 606, now, the second expansion switch valve 606
It is identical to play expansion valve action, plays throttling action as restricting element, its outlet is low temperature and low pressure liquid.
The aperture of second expansion switch valve 606 can give certain aperture according to the actual requirements, and this aperture can be with
According to the pressure-temperature between the entrance of the outlet of indoor evaporator 602 and gas-liquid separator 611
The pressure and temperature gathered data of sensor calculates indoor evaporator 602 and exports refrigerant superheat degree to adjust
Section.Second expansion switch valve 606 outlet is connected with the entrance of indoor evaporator 602, low temperature and low pressure liquid
It is evaporated indoors in evaporator 602 so that the outlet of indoor evaporator 602 is the gas of low-temp low-pressure.
For another plume to the entrance of the first expansion valve 621, the aperture of the first expansion valve 621 can be according to actual need
Ask and give certain aperture, this aperture can be according to the refrigerant outlet and gas of the first plate type heat exchanger 620
The pressure and temperature gathered data of pressure-temperature sensor between the entrance of liquid/gas separator 611 is adjusted.
By the reducing pressure by regulating flow of the first expansion valve 621, the outlet of the first expansion valve 621 is low temperature and low pressure liquid.
The outlet of first expansion valve 621 is connected with the refrigerant inlet of the first plate type heat exchanger 620, low-temp low-pressure liquid
Hot water of the body with being come out from battery bag 622 in the first plate type heat exchanger 620 carries out heat exchange so that the
The refrigerant outlet of one plate type heat exchanger 620 is the gas of low-temp low-pressure.The outlet of indoor evaporator 602
It is connected respectively with gas-liquid separator 611 with the refrigerant outlet of the first plate type heat exchanger 620, from the first plate
The refrigerant that the refrigerant outlet of formula heat exchanger 620 comes out comes out with the outlet from indoor evaporator 602
Refrigerant converges, and the liquid not being evaporated is separated by gas-liquid separator 611, last low-temp low-pressure
Gas is returned in compressor 604, is consequently formed a circulation.The now stream of the apoplexy of HVAC assemblies 600
To flowing only through indoor evaporator 602, indoor 601 calm process of condenser, only as refrigerant flow path stream
Cross, first flow valve 636 is closed, and first switch valve 630 is in open mode, and second is swollen
Swollen switch valve 606 is in open mode, and the first expansion valve 621 is in open mode, second switch valve 633
In open mode.
Pattern four:Low temperature heating pattern.System in this mode when, whole system formed one it is low
Warm heating circulation system.As shown in fig. 7, first, compressor 604 discharges HTHP through overcompression
Gas, it is connected with indoor condenser 601, progress is cold in condenser 601 indoors for the gas of HTHP
It is solidifying so that the indoor outlet of condenser 601 is the liquid of medium temperature high pressure.Indoor condenser 601 outlet and the
One expansion switch valve 603 is connected, and now the first expansion switch valve 603 plays expansion valve, as section
Fluid element plays throttling action, and it exports the liquid for low-temp low-pressure.Wherein, the first expansion switch valve 603
Aperture can give certain aperture according to the actual requirements, this aperture can be according to installed in compressor
The temperature acquisition data (i.e. compressor exhaust temperature) of the pressure-temperature sensor in 604 exit it is more
It is few to adjust.First expansion switch valve 603 outlet is connected with outdoor heat exchanger 605, outdoor heat exchanger 605
The heat of outdoor air is absorbed, the outlet of outdoor heat exchanger 605 is the gas of low-temp low-pressure.Outdoor heat exchanger
605 outlets are connected with the second expansion switch valve 606, and now the second expansion switch valve 606 plays switch valve
Effect, only flows through as a runner.Second expansion switch valve 606 outlet and indoor evaporator 602
Entrance is connected.Wind is controlled only to flow to indoor condenser 601 without flowing to indoor evaporator by air door mechanism
602 so that without heat exchange in indoor evaporator 602, only used as a runner, it is exported
Still it is the gas of low-temp low-pressure.Indoor evaporator 602 is connected with gas-liquid separator 611, not being evaporated
Liquid separated by gas-liquid separator 611, the gas of last low-temp low-pressure is returned in compressor 604,
It is consequently formed a circulation.Now the flow direction of the apoplexy of HVAC assemblies 600 flows only through indoor condenser 601,
602 calm process of indoor evaporator, only flows through as refrigerant flow path, and first flow valve 636, which is in, to close
Closed state, first switch valve 630 are in open mode, and the first expansion valve 621 is closed.
Pattern five:Battery-heated model.System in this mode when, battery bag heat-exchange system is formed
One battery bag heating circulation system.
As shown in fig. 7, first, compressor 604 discharges the gas of HTHP through overcompression, with first
Flow control valve 636 is connected, the refrigerant of the plate type heat exchanger 620 of first flow regulating valve 636 and first
Entrance is connected, and is carried out at the refrigerant of the first plate type heat exchanger 620 with the cold water of battery bag 622 out
Heat exchange, the refrigerant outlet of the first plate type heat exchanger 620 are the liquid refrigerant of medium temperature high pressure.First
The refrigerant outlet of plate type heat exchanger 620 expands switch valve 603 by the second check valve 632 and first
Entrance is connected.Now the first expansion switch valve 603 plays expansion valve, and section is played as restricting element
Stream acts on, and it exports the liquid for low-temp low-pressure.Wherein, the aperture of the first expansion switch valve 603 can be with
Certain aperture is given according to the actual requirements, and this aperture can be according to installed in the exit of compressor 604
The number of temperature acquisition data (i.e. compressor exhaust temperature) of pressure-temperature sensor adjust.
First expansion switch valve 603 outlet is connected with outdoor heat exchanger 605, outside the absorption chamber of outdoor heat exchanger 605
The heat of air, the outlet of outdoor heat exchanger 605 are the gas of low-temp low-pressure.Outdoor heat exchanger 605 exports
It is connected with the second expansion switch valve 606, now the second expansion switch valve 606 plays switch valve, only
Flowed through as a runner.Second expansion switch valve 606 outlet is connected with the entrance of indoor evaporator 602.
Control wind not flow to indoor evaporator 602 by air door mechanism so that in indoor evaporator 602 without
Heat exchange, only used as a runner, it is exported still as the gas of low-temp low-pressure.Indoor evaporator 602
It is connected with gas-liquid separator 611, the liquid not being evaporated is separated by gas-liquid separator 611, finally
The gas of low-temp low-pressure is returned in compressor 604, is consequently formed a circulation.Now HVAC assemblies
Air door mechanism in 600 is closed, and wind does not flow to indoor condenser 601 and indoor evaporator 602, only
Flowed through as refrigerant flow path, first switch valve 630 is closed, and first flow valve 636 is adjusted necessarily on demand
Aperture, the first expansion valve 621 is closed, and second switch valve 633 is closed, and second expands
Valve 606 is closed to open.
Pattern six:Low temperature heating adds battery-heated model.System in this mode when, battery is guaranteed replacement
Hot systems form a battery bag heating circulation system.
As shown in fig. 7, first, compressor 604 discharges the gas of HTHP through overcompression, respectively with
Indoor condenser 601 is connected and is connected with the entrance of first flow valve 636, now, goes out from compressor 604
The gas of the HTHP come is divided into two strands:One is condensed in condenser 601 indoors so that room
The outlet of inner condenser 601 is the liquid of medium temperature high pressure, the outlet of indoor condenser 601 and first switch valve
630 entrance is connected.Another stock-traders' know-how crosses first flow valve 636 and flows into the first plate type heat exchanger 620,
Heat exchange is carried out with the cold water come out from battery bag 622 at first plate type heat exchanger 620, first board-like changes
The refrigerant outlet of hot device 620 be medium temperature high pressure liquid refrigerant, the system of the first plate type heat exchanger 620
Cryogen outlet is connected by the second check valve 632 with the outlet of first switch valve 630.Two bursts of medium temperature high pressures
Liquid refrigerant converge in the exit of first switch valve 630, and flow into the first expansion switch valve
603 entrance.Now the first expansion switch valve 603 plays expansion valve, is played as restricting element
Throttling action, it exports the liquid for low-temp low-pressure.Wherein, the aperture of the first expansion switch valve 603 can
To give certain aperture according to the actual requirements, this aperture can be according to installed in the outlet of compressor 604
The number of the temperature acquisition data (i.e. compressor exhaust temperature) of the pressure-temperature sensor at place is adjusted.
First expansion switch valve 603 outlet is connected with outdoor heat exchanger 605, outside the absorption chamber of outdoor heat exchanger 605
The heat of air, the outlet of outdoor heat exchanger 605 are the gas of low-temp low-pressure.Outdoor heat exchanger 605 exports
It is connected with the second expansion switch valve 606, now the second expansion switch valve 606 plays switch valve, only
Flowed through as a runner.Second expansion switch valve 606 outlet is connected with the entrance of indoor evaporator 602.
Wind is controlled only to flow to indoor condenser 601 without flowing to indoor evaporator 602 by air door mechanism so that
Without heat exchange in indoor evaporator 602, only used as a runner, it exports still low for low temperature
The gas of pressure.Indoor evaporator 602 is connected with gas-liquid separator 611, and the liquid not being evaporated is passed through
Gas-liquid separator 611 is separated, and the gas of last low-temp low-pressure is returned in compressor 604, is consequently formed one
Individual circulation.Now the flow direction of the apoplexy of HVAC assemblies 600 flows only through indoor condenser 601, indoor evaporation
602 calm process of device, only flows through as refrigerant flow path, and first flow valve 636 is adjusted certain on demand
Aperture, first switch valve 630 are in open mode, and the first expansion valve 621 is closed, and second
Switch valve 633 is closed, and the second expansion switch valve 606 is opened.
To sum up, automotive thermal tube reason system provided by the invention, is not changing the situation in refrigerant circulation direction
Under, you can realize the refrigeration and heat-production functions of air conditioner heat pump system.Further, since increase is cooled down by battery
Branch road, the first plate type heat exchanger and battery cooling for reflux branch road collectively constitute and indoor evaporator is in parallel
The refrigerant diverter branch being used for battery cooling, and increase heats branch road, first board-like by battery
Heat exchanger and battery are heated to reflux branch road and collectively constituted and branch road where indoor condenser and first switch valve
What is be in parallel is used for the refrigerant diverter branch to battery heating, battery can be avoided to be directly arranged at interior
On evaporator, beneficial to arrangement.In addition, automotive thermal tube reason system can by battery water circulation system,
First with refrigerant so that coolant cooling or heating, recycle coolant to be cooled down or added to battery
Heat so that battery works within the scope of suitable temperature all the time, so as to improve the efficiency for charge-discharge of battery,
Endurance and service life.
As described above, in the present invention, expansion switch valve is that have expansion valve function and switch valve work(simultaneously
Can valve, it is the integrated of switch valve and expansion valve that can be regarded as.It will be provided below a kind of swollen
The example embodiment of swollen switch valve.
As shown in figure 9, expansion switch valve mentioned above can include valve body 500, wherein, the valve body
On 500 formed with import 501, outlet 502 and connection import 501 and outlet 502 between in
Portion's runner, the first valve element 503 and the second valve element 504 are installed on inner flow passage, the first valve element 503 makes
Obtain import 501 directly to connect with outlet 502 or disconnect connection, the second valve element 504 causes the He of import 501
Outlet 502 is connected by restriction 505 or disconnects connection.
Wherein, " the directly connection " that the first valve element is realized refers to enter from the import 501 of valve body 500
Cooling agent can cross the first valve element and valve body 500 is insusceptibly flowed directly to by inner flow passage
Outlet 502, " the disconnecting connection " that the first valve element is realized refer to enter from the import 501 of valve body 500
Cooling agent can not cross the first valve element and the outlet 502 of valve body 500 can not be flowed to by inner flow passage.
" being connected by restriction " that second valve element is realized refers to from the cold of the entrance of import 501 of valve body 500
But the outlet 502 of valve body 500 is flowed to after the throttling that agent can cross the second valve element and pass through restriction, and
" disconnect connection " that second valve element is realized refer to from the cooling agent of the entrance of import 501 of valve body 500 without
Method crosses the second valve element and the outlet 502 of valve body 500 can not be flowed to by restriction 505.
So, can be made by the control to the first valve element and the second valve element, expansion switch valve of the invention
Obtain the cooling agent entered from import 501 and at least realize three kinds of states.That is, 1) cut-off state;2) cross
The direct connected state of first valve element 503;And 3) cross the throttling mode of communicating of the second valve element 504.
Wherein, the liquid refrigerant of HTHP can turn into low temperature again after the throttling of restriction 505
The vaporific hydraulic pressure refrigerant of low pressure, can be that the evaporation of refrigerant create conditions, i.e. restriction 505
Cross-sectional area is less than the cross-sectional area of outlet 504, and by controlling the second valve element, restriction 505
Aperture size can be adjusted, and with flow of the controlling stream through restriction 505, be prevented because of the very few generation of refrigerant
Refrigeration deficiency, and prevent from causing compressor generation liquid hit phenomenon because refrigerant is excessive.That is, second
The cooperation of valve element 504 and valve body 500 can make it that expanding switch valve has the function of expansion valve.
So, by installing the first valve element 503 and the second valve element on the inner flow passage of same valve body 500
504, it is simple in construction to realize the break-make control of import 501 and outlet 502 and/or throttling control function,
It is readily produced and installs, and when expansion switch valve provided by the invention is applied to heat pump, can subtracts
The refrigerant charge of few whole heat pump, reduces cost, simplifies pipeline connection, more conducively heat pump system
The oil return of system.
As a kind of exemplary inner mounting structure of valve body 500, as shown in Fig. 9 to Figure 14, valve
Body 500 includes forming the valve seat 510 of inner flow passage and the first valve casing 511 on the valve seat 510
With the second valve casing 512, the first electromagnetism for driving the first valve element 503 is installed in first valve casing 511
Drive division 521, the second electromagnetic drive for driving the second valve element 504 is installed in second valve casing 512
Portion 522, the inner flow passage that the first valve element 503 is extended in valve seat 510 from the first valve casing 511, second
The inner flow passage that valve element 504 is extended in valve seat 510 from the second valve casing 512.
Wherein, by the first electromagnetic drive part 521, e.g., magnet coil, power on/off control energy
Enough positions for easily controlling the first valve element 503, and then control import 501 directly to be connected with outlet 502
Or disconnect connection;By to the second electromagnetic drive part 522, e.g., magnet coil, power on/off control
The position of the second valve element 504 can easily be controlled, so as to control import 501 and outlet 502 whether with
Restriction 505 connects.In other words, shared import 501 and outlet 502 have been installed in parallel in valve body 500
Electric expansion valve and magnetic valve, it is thus possible to realize expansion switch valve break-make and/or throttling automation
Control, and simplify pipeline trend.
To make full use of the locus of all directions of expansion switch valve, avoid expanding switch valve and difference
Pipeline connection produces interference, and valve seat 510 is formed as polyhedral structure, the first valve casing 511, the second valve casing
512nd, import 501 and outlet 502 are separately positioned on the different surfaces of the polyhedral structure, wherein,
The installation direction of first valve casing 511 and the second valve casing 512 is mutually perpendicular to, import 501 and outlet 502
Opening direction is mutually perpendicular to.So, import, export pipeline can be connected to the difference of polyhedral structure
On surface, it can avoid that pipeline arrangement is in disorder, the problem of tangling.
As a kind of typical internal structure of expansion switch valve, as shown in Fig. 9 to Figure 12, inside stream
Road includes first flow 506 and the second flow channel 507 connected respectively with import 501, first flow 506
On formed formed with the first valve port 516 coordinated with the first valve element 503, restriction 505 in second flow channel
On 507 be formed as with the second valve element 504 coordinate the second valve port 517, first flow 506 and second
Runner 507 is intersected in the downstream of the second valve port 517 and connected with outlet 502.
That is, closing or the opening to the first valve port 516 are realized by converting the position of the first valve element 503,
And then blocking or turning on for the first flow 506 of connection import 501 and outlet 502 is controlled, so as to
Realize the connection of above-described magnetic valve or disconnect the function of connection.Similarly, by converting the second valve
Blocking or turning on to the second valve port 517 is realized in the position of core 504, so as to realize electronic expansion
The throttling function of valve.
First flow 506 and second flow channel 507 can be respectively communicated with import with any appropriate arrangement
501 and outlet 502, for reduce valve body 500 overall space-consuming, as shown in figure 13, second flow channel
507 open up in the same direction with outlet 502, and first flow 506 is formed as orthogonal with second flow channel 507
First through hole 526, import 501 by the second through hole 527 for being opened in the side wall of second flow channel 507 with
Second flow channel 507 is connected, and the through hole 527 of first through hole 526 and second is respectively communicated with import 501.Its
In, first through hole 526 can be set or be arranged in parallel in spatial vertical with the second through hole 527, this hair
It is bright that this is not restricted, belong among protection scope of the present invention.
For the further overall space-consuming for simplifying valve body 500, as shown in Figure 16 to Figure 19, import 501
It is opened in mutual vertically on valve body 500 with outlet 502.So, as shown in Figure 16 to Figure 18, enter
The axis of mouth 501, the axis (i.e. the axis of second flow channel 507) for exporting 502, and first flow 506
Axis it is vertically arranged two-by-two in space, so as to prevent the shifting of the first valve element 503 and the second valve element 504
Movable property life interference, and can maximumlly utilize the inner space of valve body 500.
As shown in Figure 12 and Figure 13, for ease of realizing the closing of the first valve port 516 and opening, the first valve
Core 503 is along moving direction with the coaxial laying of the first valve port 516 selectively to block or depart from the first valve port
516。
For ease of realizing the closing of the second valve port 517 and opening, the second valve element 504 is along moving direction and
Two valve ports 517 are coaxially laid selectively to block or depart from the second valve port 517.
Wherein, as shown in figure 15, first flow 506 is blocked for the first valve element 503 of guarantee reliable
Property, the first valve element 503 can include the first valve rod 513 and be connected to the of the end of the first valve rod 513
One plug 523, first plug 523 are used to be sealed against on the end face of the first valve port 516 to block
First flow 506.
The aperture size of the restriction 505 of switch valve is expanded for ease of regulation, as shown in Figure 12 and Figure 13,
Second valve element 504 includes the second valve rod 514, and the end of second valve rod 514 is formed as taper header structure,
Second valve port 517 is formed as the taper pore structure being engaged with the taper header structure.
Wherein, the aperture of restriction 505 for expanding switch valve can moving up and down by the second valve element 504
To adjust, and moving up and down for the second valve element 504 can be adjusted by the second electromagnetic drive part 522.
If the aperture for expanding the restriction 505 of switch valve is zero, as shown in figure 12, the second valve element 504 is in
Extreme lower position, the second valve element 504 block the second valve port 517, refrigerant completely can not by restriction 505,
That is the second valve port 517;If expansion switch valve restriction 505 has aperture, as shown in figure 13, the second valve
There is space between the taper header structure and restriction 505 of the end of core 504, flowed again after refrigerant throttling
To outlet 502.If desired, can be by controlling the second electromagnetism during the throttle opening of increase expansion switch valve
Drive division 522 so that the second valve element 504 moves up, to cause conical head structure away from restriction 505,
So as to realize that the change of the aperture of restriction 505 is big;On the contrary, when the restriction 505 for needing reduction expansion switch valve
Aperture when, can drive under the phase of the second valve element 504 mobile.
In use, when only needing to use the magnetic valve function of expansion switch valve, such as Figure 12, Tu15He
Shown in Figure 18, the first valve element 503 departs from the first valve port 516, and the first valve port 516 is in open mode,
Second valve element 504 is in extreme lower position, and the second valve element 504 blocks throttle orifice 505, from import 501
The first valve port can not can only be passed sequentially through by throttle orifice 505 completely by flowing into the refrigerant of inner flow passage
516th, first through hole 526 is flowed into outlet 502.When magnetic valve powers off, the first valve element 503 is to the left
Mobile, the first plug 523 and the first valve port 516 separate, and refrigerant can lead to from first through hole 526
Cross;Work as solenoid valves, the first valve element 503 moves right, the first plug 523 and the first valve port 516
Fitting, refrigerant can not pass through from first through hole 526.
It should be noted that the dotted line with the arrow in Figure 12 and Figure 18 represents refrigerant using electromagnetism
Flow route and trend during valve function.
When only needing to use the electric expansion valve function of expansion switch valve, as shown in Figure 13 and Figure 19,
Second valve port 517, i.e. restriction 505 are in open mode, and the first valve element 503 blocks the first valve port 516,
The refrigerant of inner flow passage is flowed into from import 501 can only be passed sequentially through by first through hole 526
Second through hole 527, restriction 505 are flowed into outlet 502, and can move up and down the second valve element
504 adjust the size of the aperture of restriction 505.
It should be noted that the dotted line with the arrow in Figure 13 and Figure 19 represents refrigerant using electronics
Flow route and trend during expansion valve function.
When needing simultaneously using the magnetic valve function and electric expansion valve function that expand switch valve, such as scheme
10th, shown in Figure 16 and Figure 17, wherein, dotted line with the arrow represents the glide path of refrigerant and walked
To the first valve element 503 departs from the first valve port 516, and the first valve port 516 is in open mode, restriction
505 are in open mode, and the refrigerant for flowing into inner flow passage can be respectively along first flow 506 and
Two runners 507 flow direction outlet 502, so as to have magnetic valve function and electric expansion valve function simultaneously.
It should be appreciated that one of which example of the above-mentioned embodiment as just expansion switch valve, and
And be not intended to limit the invention, other have the expansion of expansion valve function and switch valve function switch simultaneously
Valve is equally applicable to the present invention.
The present invention also provides a kind of electric automobile, including according to above-mentioned automotive thermal tube reason system provided by the invention
System.Wherein, the electric automobile can include pure electric automobile, hybrid vehicle, fuel cell car.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, it is still, of the invention and unlimited
Detail in above-mentioned embodiment, can be to the present invention in the range of the technology design of the present invention
Technical scheme carry out a variety of simple variants, these simple variants belong to protection scope of the present invention.
It is further to note that each particular technique described in above-mentioned embodiment is special
Sign, in the case of reconcilable, can be combined by any suitable means.In order to avoid need not
The repetition wanted, the present invention no longer separately illustrate to various combinations of possible ways.
In addition, various embodiments of the present invention can be combined randomly, as long as its
Without prejudice to the thought of the present invention, it should equally be considered as content disclosed in this invention.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, it is still, of the invention and unlimited
Detail in above-mentioned embodiment, can be to the present invention in the range of the technology design of the present invention
Technical scheme carry out a variety of simple variants, these simple variants belong to protection scope of the present invention.
It is further to note that each particular technique described in above-mentioned embodiment is special
Sign, in the case of reconcilable, can be combined by any suitable means.In order to avoid need not
The repetition wanted, the present invention no longer separately illustrate to various combinations of possible ways.
In addition, various embodiments of the present invention can be combined randomly, as long as its
Without prejudice to the thought of the present invention, it should equally be considered as content disclosed in this invention.
Claims (22)
1. a kind of automotive thermal tube manages system, it is characterised in that the automotive thermal tube reason system includes heat pump
Air-conditioning system, battery bag heat-exchange system, first switch valve (630) and the first plate type heat exchanger (620),
The heat pump type air conditioning system includes HVAC assemblies (600), compressor (604) and outdoor heat exchanger (605),
The HVAC assemblies (600) include indoor condenser (601), indoor evaporator (602) and air door
Mechanism, the air door mechanism are used to selectively turn on the air channel for leading to the indoor condenser (601)
And/or lead to the air channel of the indoor evaporator (602), the outlet of the compressor (604) with it is described
The entrance connection of indoor condenser (601), the outlet and described first of the indoor condenser (601)
The entrance connection of switch valve (630), the egress selection of the first switch valve (630) via the
One throttling branch road or the first through-flow branch road connect with the entrance of the outdoor heat exchanger (605), the room
The egress selection of external heat exchanger (605) via second throttling branch road or the second through-flow branch road with it is described
The entrance connection of indoor evaporator (602), outlet and the compression of the indoor evaporator (602)
The entrance connection of machine (604), the refrigerant inlet of first plate type heat exchanger (620) is via selection
Property on or off battery cooling branch road and the outdoor heat exchanger (605) outlet or with institute
The entrance connection of indoor evaporator (602) is stated, and is heated via the battery of selective on or off
The outlet of branch road and the compressor (604), the refrigeration of first plate type heat exchanger (620)
Agent exports the battery cooling for reflux branch road and the compressor (604) via selective on or off
Entrance connects, and is heated to reflux branch road and the outlet company of the first switch valve (630) via battery
It is logical, first plate type heat exchanger (620) and meanwhile be connected on the battery bag heat-exchange system battery it is cold
But in liquid loop.
2. automotive thermal tube according to claim 1 manages system, it is characterised in that in the battery
First flow valve (636) is provided with heating branch road.
3. automotive thermal tube according to claim 1 manages system, it is characterised in that in the battery
Second switch valve (633) is provided with cooling for reflux branch road.
4. automotive thermal tube according to claim 3 manages system, it is characterised in that in the battery
The first check valve (628) is additionally provided with cooling for reflux branch road.
5. automotive thermal tube according to claim 1 manages system, it is characterised in that in the battery
It is heated to reflux being provided with the second check valve (632) on branch road.
6. automotive thermal tube according to claim 1 manages system, it is characterised in that first plate
The refrigerant inlet of formula heat exchanger (620) cools down branch road and institute via the battery of selective on or off
The outlet of outdoor heat exchanger (605) is stated, and first is provided with battery cooling branch road
Expansion valve (621).
7. automotive thermal tube according to claim 1 manages system, it is characterised in that the automobile heat
Management system also includes the 3rd switch valve (634), the egress selection of the outdoor heat exchanger (605)
Ground is via the described second throttling branch road or the second through-flow branch road and the 3rd switch valve (634)
Entrance connects, the outlet of the 3rd switch valve (634) and the entrance of the indoor evaporator (602)
Connection, the refrigerant inlet of first plate type heat exchanger (620) is via selective on or off
Battery cooling branch road connects with the entrance of the 3rd switch valve (634), and is cooled down in the battery
Second flow valve (635) is provided with branch road.
8. automotive thermal tube according to claim 1 manages system, it is characterised in that the indoor steaming
The outlet for sending out device (602) connects via the entrance of the 3rd check valve (629) and the compressor (604)
It is logical.
9. automotive thermal tube according to claim 1 manages system, it is characterised in that the battery bag
To be connected with first plate type heat exchanger (620) is additionally provided with the coolant circuit of heat-exchange system
One water pump (624), deputy tank (625) and battery bag (622).
10. automotive thermal tube according to claim 1 manages system, it is characterised in that described first is logical
The 4th switch valve (608) is provided with stream branch road, the second expansion valve is provided with the first throttle branch road
(607)。
11. automotive thermal tube according to claim 1 manages system, it is characterised in that the heat pump is empty
Adjusting system also include first expansion switch valve (603), this first expansion switch valve (603) entrance with
The outlet of the indoor condenser (601), the outlet of the first expansion switch valve (603) and institute
The entrance connection of outdoor heat exchanger (605) is stated, the first throttle branch road is that the described first expansion switchs
The throttling runner of valve (603), the first through-flow branch road are the described first expansion switch valve (603)
Through-flow runner.
12. automotive thermal tube according to claim 1 manages system, it is characterised in that described second is logical
The 5th switch valve (610) is provided with stream branch road, the 3rd expansion valve is provided with the second throttling branch road
(609)。
13. automotive thermal tube according to claim 12 manages system, it is characterised in that the automobile
Heat management system is applied to electric automobile, and the automotive thermal tube reason system also includes electromotor cooling system;
The heat pump type air conditioning system also includes:Second plate type heat exchanger (612), wherein, second plate
Formula heat exchanger (612) is arranged in the described second through-flow branch road, and second plate type heat exchanger (612)
It is arranged on simultaneously in the electromotor cooling system.
14. automotive thermal tube according to claim 13 manages system, it is characterised in that described second
The refrigerant inlet (612a) of plate type heat exchanger (612) and the outlet of the outdoor heat exchanger,
The refrigerant outlet (612b) of second plate type heat exchanger (612) and the 5th switch valve (610)
Entrance connection.
15. the automotive thermal tube reason system according to claim 13 or 14, it is characterised in that described
Electromotor cooling system include connected with second plate type heat exchanger (612) with formed the motor in loop,
Motor radiator (613) and the second water pump (614).
16. automotive thermal tube according to claim 1 manages system, it is characterised in that the heat pump is empty
Adjusting system also include second expansion switch valve (606), this second expansion switch valve (606) entrance with
The outlet of the outdoor heat exchanger (605), the outlet of the second expansion switch valve (606) and institute
The entrance connection of indoor evaporator (602) is stated, the second throttling branch road is that the described second expansion switchs
The throttling runner of valve (606), the second through-flow branch road are the described second expansion switch valve (606)
Through-flow runner.
17. automotive thermal tube according to claim 16 manages system, it is characterised in that the automobile
Heat management system is applied to electric automobile, and the automotive thermal tube reason system also includes electromotor cooling system;
The heat pump type air conditioning system also includes:Second plate type heat exchanger (612), wherein, second plate
The refrigerant inlet (612a) of formula heat exchanger (612) goes out with the described second expansion switch valve (606)
Mouth connection, refrigerant outlet (612b) and the indoor steaming of second plate type heat exchanger (612)
Send out the entrance connection of device (602), and second plate type heat exchanger (612) while be arranged on described
In electromotor cooling system.
18. automotive thermal tube according to claim 17 manages system, it is characterised in that the motor
Cooling system includes motor coolant main line (616), the first motor coolant branch road (617) and second
Motor coolant branch road (618), the first end of the motor coolant main line (616) optionally with
The first end of the first motor coolant branch road (617) or the second motor coolant branch road (618)
First end connection, the second end of the first motor coolant branch road (617) and second motor
Second end of coolant branch road (618) connects with the second end of the motor coolant main line (616),
Wherein, be in series with the motor coolant main line (616) motor, motor radiator (613) and
Second water pump (614), second plate is in series with the first motor coolant branch road (617)
Formula heat exchanger (612).
19. automotive thermal tube according to claim 1 manages system, it is characterised in that the heat pump is empty
Adjusting system also includes gas-liquid separator (611), outlet and the pressure of the gas-liquid separator (611)
The entrance connection of contracting machine (604), entrance and the indoor evaporator of the gas-liquid separator (611)
(602) outlet, the refrigerant outlet of first plate type heat exchanger (620) is via the electricity
Pond cooling for reflux branch road connects with the entrance of the gas-liquid separator (611).
20. automotive thermal tube according to claim 1 manages system, it is characterised in that the HVAC
Assembly (600) also includes ptc heater (619), and the ptc heater (619) is used for flowing through
The wind of the indoor condenser (601) is heated.
21. automotive thermal tube according to claim 20 manages system, it is characterised in that the PTC
Heater (619) is arranged in the windward side or leeward side of the indoor condenser (601).
22. a kind of electric automobile, it is characterised in that including according to any one in claim 1-21
Described automotive thermal tube reason system.
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CN201610307097.XA CN107351626B (en) | 2016-05-10 | 2016-05-10 | Automotive thermal tube manages system and electric car |
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CN108715125A (en) * | 2018-08-01 | 2018-10-30 | 苏州赛普瑞新能源汽车空调有限公司 | A kind of heat management system of new-energy automobile |
CN116097041A (en) * | 2020-11-30 | 2023-05-09 | 华为数字能源技术有限公司 | Heat dissipation system, heat management device and working method thereof |
WO2023098079A1 (en) * | 2021-11-30 | 2023-06-08 | 青岛海尔空调器有限总公司 | Control method for temperature management system of vehicle, and temperature management system |
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