CN209466951U - A kind of double dynamical compressor air-conditioning system for plug-in hybrid-power automobile - Google Patents
A kind of double dynamical compressor air-conditioning system for plug-in hybrid-power automobile Download PDFInfo
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- CN209466951U CN209466951U CN201822078768.7U CN201822078768U CN209466951U CN 209466951 U CN209466951 U CN 209466951U CN 201822078768 U CN201822078768 U CN 201822078768U CN 209466951 U CN209466951 U CN 209466951U
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 55
- 239000003507 refrigerant Substances 0.000 claims description 41
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 239000000446 fuel Substances 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000003344 environmental pollutant Substances 0.000 abstract description 2
- 231100000719 pollutant Toxicity 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
Abstract
A kind of double dynamical compressor air-conditioning system for plug-in hybrid-power automobile, including motor compressor, mechanical compressor, condenser and the evaporator being arranged on plug-in hybrid-power automobile.The utility model mechanical, two kinds of power of electric power compressor by setting, power effectively can be provided with the battery of power battery pack, not only increase the fuel economy of engine, reduce disposal of pollutants, also under the premise of not losing vehicle power, fast-refrigerating effect is further improved.Simultaneously, devise the control method of double dynamical compressor air-conditioning system, it may insure that two compressor assembly cooperation work, the combination for realizing fuel-saving environmental protection and comfortably driving are particluarly suitable for configuring use in short-distance plug-in hybrid bus.
Description
Technical field
The utility model belongs to automobile technical field, is related to a kind of plug-in hybrid-power automobile, more particularly to one kind
Double dynamical compressor air-conditioning system for plug-in hybrid-power automobile.
Background technique
Plug-in hybrid-power automobile is compared to ordinary hybrid automobile, and power battery pool-size is larger, Ke Yijin
Row external charging, which can be travelled using pure power mode, again with hybrid mode (with internal combustion after dead battery capability
Based on machine) traveling, and charge in due course to power battery pack.Existing plug-in hybrid-power automobile is generally configured with mechanical sky
Cooling system is modulated, to reduce environment inside car temperature, be promoted and drive comfort level.However, the machine that plug-in hybrid-power automobile is equipped with
Tool formula air-conditioning refrigeration system can only be freezed using the energy that engine provides, and be unable to fully utilize great-capacity power battery
The electric energy that group provides, since mechanical air-conditioning occupies the output power of a part of engine in the process of running, this be will lead to
Automobile speed-raising and driving performance reduce, and also increase requirement of the vehicle to engine output.Especially driven by engine machine
During tool formula compressor of air conditioner is run, air-conditioning system can not achieve real dynamic load and follow, and produce more idle dynamic
Power output, fuel-saving efficiency have biggish room for promotion.
Utility model content
The purpose of the utility model is to overcome the defect of the prior art, a kind of good refrigeration effect, fuel economy are provided
The double dynamical compressor air-conditioning system for plug-in hybrid-power automobile that is high, not losing vehicles dynamic performance.
To achieve the above object, the utility model adopts the technical scheme that
A kind of double dynamical compressor air-conditioning system for plug-in hybrid-power automobile, including be arranged in plug-in mixing
Motor compressor 1, mechanical compressor 2, condenser 3 and evaporator 4 on power vehicle;The motor compressor 1, mechanical compression
The high pressure refrigerant output end of machine 2 is connected to after passing through 7 parallel connection of high-pressure side triple valve with the refrigerant input terminal of condenser 3, the condensation
The refrigerant output end of device 3 is connected to the refrigerant input terminal of evaporator 4, and the refrigerant output end of the evaporator 4 is through low-pressure side threeway
Valve 8 is divided into after two-way to be connected to the low pressure refrigerant input terminal of motor compressor 1, mechanical compressor 2 respectively.
Further, on the refrigerant pipeline of the high pressure refrigerant output end of the motor compressor 1 and mechanical compressor 2, tight
The position of adjacent motor compressor 1 and mechanical compressor 2 is respectively provided with the of refrigerant circulation in the control pipeline or cut-off
One solenoid valve 9 and second solenoid valve 10;The low-pressure side triple valve 8 is divided on the refrigerant pipeline of two-way, close to low-pressure side three
The position of port valve 8 is respectively provided with the third solenoid valve 11 and the 4th solenoid valve for controlling refrigerant circulation or cut-off in the pipeline
12。
It further, further include air-conditioner ECU controller 100, motor compressor actuator 101, mechanical compressor actuator 102
Actuator 103 is run with air-conditioning system;The air-conditioner ECU controller is according to environment inside car temperature, air-conditioning system refrigerant pressure, hair
Motivation running state parameter generates air-conditioning system and runs control instruction, passes to motor compressor actuator 101, mechanical compression
Machine actuator 102 and air-conditioning air-conditioning system actuator 103.
Further, the motor compressor actuator 101 and mechanical compressor actuator 102, run according to air-conditioning system
Control instruction respectively drives motor compressor 1 and the operation of mechanical compressor 2 or stops;The air-conditioning system runs actuator 103
Control instruction, the first solenoid valve 9 of driving, second solenoid valve 10, third solenoid valve 11 and the 4th electromagnetism are run according to air-conditioning system
Valve 12 opens or closes.
Further, the motor compressor 1 provides power by the power battery pack of the plug-in hybrid-power automobile;Institute
It states mechanical compressor 2 and provides power by the engine of the plug-in hybrid-power automobile.
Further, the motor compressor 1 is stepless frequency conversion compressor;The mechanical compressor 2 is that input power is adjustable
Mechanical compressor.
Further, the air-conditioner ECU controller 100 generates air-conditioning system according to logic control as follows and runs control instruction:
S1: judge whether environment inside car temperature is higher than threshold temperature: if so, into fast cooling mode, going to step S2;If it is not, then
Into thermostatic control mode, S3 is gone to step;S2: 2 full speed running of mechanical compressor, motor compressor 1 is according to power battery pack SOC
State auxiliary operation, until environment inside car temperature is lower than threshold temperature;S3: judge whether environment inside car temperature is higher than setting temperature
Degree: if so, going to step S4;If it is not, then going to step S5;S4: judge whether power battery pack SOC value meets motor compressor 1
Electrical load demand: if so, going to step S6;If it is not, then going to step S7;S5: motor compressor 1 and mechanical compressor are closed
2, environment inside car temperature is continued to monitor until it goes to step S4 higher than set temperature;S6: motor compressor 1 is run, mechanical compression
Machine 2 assists running according to engine operating state, continues to monitor environment inside car temperature until it goes to step lower than set temperature
S5;S7: mechanical compressor 2 is run, and motor compressor 1 stops, and continues to monitor environment inside car temperature until it is lower than set temperature,
Go to step S5.
Further, it is described when the motor compressor 1 and/or mechanical compressor 2 are changed into halted state by operating status
The air-conditioning system operation control instruction timing that air-conditioner ECU controller 100 generates is as follows: (1) the third solenoid valve 11 and/or the
Four solenoid valves 12 are closed, the motor compressor 1 and/or the delay operation of mechanical compressor 2;(2) after reaching delay time T, institute
It states the first solenoid valve 9 and/or second solenoid valve 10 is closed;(3) motor compressor 1 and/or mechanical compressor 2 are closed.
Further, the delay time T is 20-120 seconds.
A kind of double dynamical compressor air-conditioning system for plug-in hybrid-power automobile of the utility model, by the way that machine is arranged
The compressor of two kinds of tool, electric power power effectively can provide power with the battery of power battery pack, not only increase engine
Fuel economy, reduce disposal of pollutants, also under the premise of not losing vehicle power, further improve fast-refrigerating effect
Fruit.Meanwhile devising the control method of double dynamical compressor air-conditioning system, it can be ensured that two compressor assembly cooperation works
Make, the combination for realizing fuel-saving environmental protection and comfortably driving is particluarly suitable for short-distance plug-in hybrid bus
Upper configuration uses.
Detailed description of the invention
Fig. 1 is a kind of function knot of the double dynamical compressor air-conditioning system for plug-in hybrid-power automobile in embodiment
Structure schematic diagram;
Fig. 2 is a kind of control system of the double dynamical compressor air-conditioning system for plug-in hybrid-power automobile in embodiment
System structural schematic diagram;
Fig. 3 is a kind of controlling party of the double dynamical compressor air-conditioning system for plug-in hybrid-power automobile in embodiment
Method flow diagram.
Specific embodiment
Below in conjunction with attached drawing 1 to 3, further illustrate that the utility model is a kind of for the double acting of plug-in hybrid-power automobile
The specific embodiment of power compressor air-conditioning system.The utility model is a kind of to be forced for the double acting of plug-in hybrid-power automobile
Contracting air conditioner system is not limited to the following description.
As shown in Figure 1, a kind of double dynamical compressor air-conditioning system for plug-in hybrid-power automobile, including electronics,
The compressor of mechanical two kinds of power, i.e. motor compressor 1, mechanical compressor 2;The motor compressor 1 is by described plug-in mixed
The power battery pack for closing power vehicle provides power, and the mechanical compressor 2 is started by the plug-in hybrid-power automobile
Machine provides power.Preferably, the motor compressor 1 is stepless frequency conversion compressor, and the mechanical compressor 2 is that input power can
The mechanical compressor of tune, so that any one power can be carried out precisely adjusting control when two compressor co-ordinations,
Realize load follow.
Two sets of compressors share a set of condensation and evaporation equipment, refrigerant pipe after parallel connection with condenser 3 and evaporator 4
Connection.Specifically, the air-conditioning system includes the motor compressor 1 being arranged on plug-in hybrid-power automobile, mechanical compression
Machine 2, condenser 3 and evaporator 4 are connected between said modules by refrigerant pipe.Preferably, the motor compressor 1,
Mechanical compressor 2 and the setting of condenser 3 are in engine nacelle, and the setting of evaporator 4 is in interior (such as console or vehicle
The positions such as at the top of, in order to exchange heat).The motor compressor 1, mechanical compressor 2 high pressure refrigerant output end pass through high pressure
It is connected to after 7 parallel connection of side triple valve with the refrigerant input terminal of condenser 3, the refrigerant output end of the condenser 3 is cold with evaporator 4
Matchmaker's input terminal connection, the refrigerant output end of the evaporator 4 after low-pressure side triple valve 8 is divided into two-way respectively with motor compressor
1, the low pressure refrigerant input terminal connection of mechanical compressor 2 is to realize the connection of two compressors and condenser 3, evaporator 4.
On the refrigerant pipeline of the high pressure refrigerant output end of the motor compressor 1 and mechanical compressor 2, close to electronic pressure
The position of contracting machine 1 and mechanical compressor 2 is respectively provided with the first solenoid valve 9 for controlling refrigerant circulation or cut-off in the pipeline
With second solenoid valve 10;The low-pressure side triple valve 8 is divided on the refrigerant pipeline of two-way, in the position close to low-pressure side triple valve 8
Set the third solenoid valve 11 and the 4th solenoid valve 12 for being respectively provided with and controlling refrigerant circulation or cut-off in the pipeline.It sets in this way
The purpose set is, when needing to close a certain compressor, can empty the compressor and its phase as far as possible by timing control
The refrigerant in refrigerant pipe is closed, so that it is guaranteed that another compressor has the suitable refrigerant of quantity, to work in optimum state.Tool
Body, when the motor compressor 1 and/or mechanical compressor 2 are changed into halted state by operating status, step timing is such as
Under: (1) the third solenoid valve 11 and/or fourth solenoid valve 12 close, and the motor compressor 1 and/or mechanical compressor 2 prolong
Shi Yunhang;(2) after reaching delay time T, first solenoid valve 9 and/or second solenoid valve 10 are closed;(3) the electronic pressure
Contracting machine 1 and/or mechanical compressor 2 are closed.Certainly, the motor compressor 1 and/or mechanical compressor 2 are changed by halted state
When for operating status, first solenoid valve 9, third solenoid valve 11 and/or second solenoid valve 10, the 4th solenoid valve 12 are also required to
It is synchronous to open.
As shown in Fig. 2, the air-conditioning system carries out master control by air-conditioner ECU controller 100.Specifically, the air-conditioning system
It further include air-conditioner ECU controller 100, motor compressor actuator 101, mechanical compressor actuator 102 and air-conditioning system operation
Actuator 103.The air-conditioner ECU controller passes through interior sensor multipoint acquisition environment inside car temperature, at the same also by with CAN
Bus communication etc. mode, acquisition air-conditioning compressor working condition (such as compressor horsepower, temperature, refrigerant output pressure
Deng), the information such as engine operating state parameter (such as torque, temperature, revolving speed etc.), generate air-conditioning system and run control instruction,
Motor compressor actuator 101, mechanical compressor actuator 102 and air-conditioning air-conditioning system actuator 103 are passed to, to control
Air-conditioning system co-ordination.Specifically, the motor compressor actuator 101 and mechanical compressor actuator 102, according to air-conditioning
System runs control instruction, respectively drives motor compressor 1 and the operation of mechanical compressor 2 or stops;The air-conditioning system operation
Actuator 103 runs control instruction according to air-conditioning system, drives the first solenoid valve 9, second solenoid valve 10,11 and of third solenoid valve
4th solenoid valve 12 opens or closes.
Meanwhile the air-conditioner ECU controller 100 is to compressors works such as air-conditioning system refrigerant output pressure, compressor temperatures
It is monitored as state, once finding that its temperature or pressure value are excessively high, air-conditioner ECU controller 100 can force compressor to reduce function
Rate runs or is turned off, to protect to compressor.
As shown in figure 3, the control method of the double dynamical compressor air-conditioning system of plug-in hybrid-power automobile include with
Lower step:
S1: judge whether environment inside car temperature is higher than threshold temperature: if so, into fast cooling mode, going to step S2;
If it is not, then entering thermostatic control mode, S3 is gone to step.Specifically, the threshold temperature be greater than 5-15 DEG C of set temperature, can be
Arbitrary value within the scope of this.
S2: 2 full speed running of mechanical compressor, motor compressor 1 assist running according to power battery pack SOC state, until
Environment inside car temperature is lower than threshold temperature.Specifically, the power battery pack SOC(State of Charge, i.e. state-of-charge,
Also it is remaining capacity) if being higher than threshold power, the auxiliary operation of motor compressor 1;If the power battery pack SOC is lower than threshold value
Electricity, then motor compressor 1 stops, so that the protection to battery pack is realized, to avoid over-discharge.The threshold power view electricity
Arbitrary value depending on the pool-size of pond, within the scope of typically 5-30%.
S3: judge whether environment inside car temperature is higher than set temperature: if so, going to step S4;If it is not, then going to step S5.
S4: judge whether power battery pack SOC value meets the electrical load demand of motor compressor 1: if so, going to step
S6;If it is not, then going to step S7.
S5: closing motor compressor 1 and mechanical compressor 2, continues to monitor environment inside car temperature until it is higher than setting temperature
Degree, goes to step S4.
S6: motor compressor 1 is run, and mechanical compressor 2 assists running according to engine operating state, continues to monitor car
Environment temperature is until it goes to step S5 lower than set temperature.Specifically, if the engine output torque, which is higher than vehicle traveling, to be needed
The torque wanted, then the operation of the auxiliary of mechanical compressor 2, motor compressor 1 reduce Power operation;If the engine output torque is not
Higher than the torque that vehicle traveling needs, then mechanical compressor 2 is out of service.The purpose of this step is not lose automobile power
Under the premise of performance (i.e. accelerating ability and driving performance), sufficiently freezes with engine power, reduce the electricity of battery pack
Amount loss uses the time to extend it.
S7: mechanical compressor 2 is run, and motor compressor 1 stops, and continues to monitor environment inside car temperature until it is lower than setting
Temperature goes to step S5.At this point, engine can synchronize for battery charging, after battery electric power storage, can be improved vehicle starting,
Power performance when acceleration.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the protection scope of the utility model.
Claims (6)
1. a kind of double dynamical compressor air-conditioning system for plug-in hybrid-power automobile, it is characterised in that: exist including setting
Motor compressor, mechanical compressor, condenser and evaporator on plug-in hybrid-power automobile;The motor compressor, machine
The high pressure refrigerant output end of tool compressor is described cold by being connected to after the parallel connection of high-pressure side triple valve with the refrigerant input terminal of condenser
The refrigerant output end of condenser is connected to the refrigerant input terminal of evaporator, and the refrigerant output end of the evaporator is through low-pressure side triple valve
It is divided into after two-way and is connected to respectively with the low pressure refrigerant input terminal of motor compressor, mechanical compressor.
2. the double dynamical compressor air-conditioning system according to claim 1 for plug-in hybrid-power automobile, feature
It is: on the refrigerant pipeline of the high pressure refrigerant output end of the motor compressor and mechanical compressor, close to motor compressor
The first solenoid valve and second for controlling refrigerant circulation or cut-off in the pipeline is respectively provided with the position of mechanical compressor
Solenoid valve;The low-pressure side triple valve is divided on the refrigerant pipeline of two-way, is respectively equipped with close to the position of low-pressure side triple valve
For controlling the third solenoid valve and the 4th solenoid valve of refrigerant circulation or cut-off in the pipeline.
3. the double dynamical compressor air-conditioning system according to claim 2 for plug-in hybrid-power automobile, feature
It is: further includes that air-conditioner ECU controller, motor compressor actuator, mechanical compressor actuator and air-conditioning system operation execute
Device;The air-conditioner ECU controller is generated according to environment inside car temperature, air-conditioning system refrigerant pressure, engine operating state parameter
Air-conditioning system runs control instruction, passes to motor compressor actuator, mechanical compressor actuator and air-conditioning air-conditioning system and holds
Row device.
4. the double dynamical compressor air-conditioning system according to claim 3 for plug-in hybrid-power automobile, feature
Be: the motor compressor actuator and mechanical compressor actuator run control instruction according to air-conditioning system, respectively drive
Motor compressor and mechanical compressor operation stop;The air-conditioning system operation actuator refers to according to air-conditioning system operation control
It enables, the first solenoid valve of driving, second solenoid valve third solenoid valve and the 4th solenoid valve open or close.
5. the double dynamical compressor air-conditioning system according to claim 4 for plug-in hybrid-power automobile, feature
Be: the motor compressor provides power by the power battery pack of the plug-in hybrid-power automobile;The mechanical compression
Machine provides power by the engine of the plug-in hybrid-power automobile.
6. the double dynamical compressor air-conditioning system according to claim 5 for plug-in hybrid-power automobile, feature
Be: the motor compressor is stepless frequency conversion compressor;The mechanical compressor is the adjustable mechanical compressor of input power.
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Cited By (1)
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CN109435633A (en) * | 2018-12-12 | 2019-03-08 | 江苏阿尔特空调实业有限责任公司 | A kind of double dynamical compressor air-conditioning system for plug-in hybrid-power automobile |
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2018
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109435633A (en) * | 2018-12-12 | 2019-03-08 | 江苏阿尔特空调实业有限责任公司 | A kind of double dynamical compressor air-conditioning system for plug-in hybrid-power automobile |
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Address after: 215612 Fumin Road, Fenghuang Town, Zhangjiagang City, Suzhou, Jiangsu, 6 Patentee after: Jiangsu Alte Intelligent Equipment Co.,Ltd. Address before: 215000, No. 6 Fumin Road, Fenghuang Town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee before: JIANGSU AERTE AIR CONDITIONING INDUSTRIAL Co.,Ltd. |