CN104595161A - Dual-air-compressor system and control method for hybrid power vehicle - Google Patents
Dual-air-compressor system and control method for hybrid power vehicle Download PDFInfo
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- CN104595161A CN104595161A CN201510001566.0A CN201510001566A CN104595161A CN 104595161 A CN104595161 A CN 104595161A CN 201510001566 A CN201510001566 A CN 201510001566A CN 104595161 A CN104595161 A CN 104595161A
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Abstract
The invention relates to a dual-air-compressor system and a control method for a hybrid power vehicle, and belongs to the technical field of hybrid power vehicles. According to the dual-air-compressor system and the control method, when an engine works, an air compressor of the engine inflates to supply an air source to the overall vehicle; when the engine stops at an idle speed and when the pressure of an air cylinder is lower than the lower limit value of the air pressure required by the vehicle, an electric air compressor works to supply the air source to the overall vehicle; when the pressure of the air cylinder is higher than the upper limit value of the air pressure required by the vehicle, an electric air compressor controller stops outputting; during the process, if the engine starts to work, then the electric air compressor controller stops outputting. According to the dual-air-compressor system and the control method, seamless switching can be realized and the safety of the vehicle can be guaranteed when any air source of the electric air compressor or the air compressor of the engine fails.
Description
Technical field
The present invention relates to the two air compressor system of a kind of hybrid vehicle and controlling method, belong to Development of HEV Technology field.
Background technique
At present; the hybrid power passenger car air compressor majority that market is applied adopts motor to carry air compressor; in order to realize idle stop function; the Rule of judgment of idle stop adds air pressure and judges, if namely car load atmospheric pressure value is less than 6bar, even if vehicle meets idle stop condition; motor also wants forced working; to meet car load source of the gas demand, due to the forced working of motor, complete-vehicle oil consumption is increased.In addition, have the single electric compressor pattern of hybrid power passenger car majority employing that electric-only mode travels, vehicle carries source of the gas by electric air compressor under any pattern, causes battery capacity to increase, and cost is corresponding increase also.The air compression system of the employing single-mode applied in the market, when the system failure, car load braking pressure can reduce, have a strong impact on the Safety performance of vehicle, and adopt the vehicle of double mode air compression system, when any one (motor carry or electronic) air compression system is out of order, be also difficult to ensure that the source of the gas of vehicle is sufficient.
Summary of the invention
The object of this invention is to provide the two air compressor system of a kind of hybrid vehicle and controlling method, with solve motor carry air compressor do not work time, be difficult to the problem ensureing vehicle source of the gas abundance.
The present invention additionally provides the two air compressor system of a kind of hybrid vehicle for solving the problems of the technologies described above, this control system comprises electric air compressor electric machine controller, electric air compressor motor, electric air compressor, gas receiver, sensor and air compressor, described electric air compressor is all connected with gas receiver by pipeline with air compressor, described electric air compression motor drives and connects electric air compressor, described electric air compressor motor controller controls connects electric air compressor motor, described sensor is for detecting the pressure of gas receiver, the output terminal of sensor is connected with the input end of electric air compressor electric machine controller, whether electric air compressor electric machine controller is used for controlling electric air compressor according to the gas receiver atmospheric pressure value collected and works.
Described pressure transducer be arranged on inside gas receiver or gas receiver output pipe on.
The output pipe of described gas receiver is also provided with bleeder valve, and this bleeder valve is by electric air compressor motor controller controls.
Described electric air compressor power supply is provided by car load electrical source of power, and car load electrical source of power comprises super capacitor or electrokinetic cell.
Present invention also offers the two air compressor controlling method of a kind of hybrid vehicle, this controlling method comprises the following steps:
1) working state of motor is detected, if when motor is in running order, the air compressor work carried by motor;
2) if when motor is in idle stop state, gas receiver force value is detected;
3) judge the gas receiver force value that detects whether lower than air pressure lower limit needed for automobile, if lower than, then control electric air compressor work, and gas receiver force value higher than needed for automobile atmospherically limit value time close electric air compressor;
4) if vehicle is in electric-only mode, motor is off position, provides source of the gas in gas receiver force value lower than opening electric air compressor needed for automobile during air pressure lower limit for vehicle.
Described step 1) in the air compressor work that carries at motor, if gas receiver air pressure is lower than needed for automobile during air pressure lower limit, incision electric air compressor is inflated.
Described step 3) in when after electric air compressor operation setup time, during the lower limit of gas receiver atmospheric pressure value still lower than air pressure needed for automobile, force start motor, the compressor carried by motor provides source of the gas for car load.
Described step 3) if in motor to go into operation work, control electric air compressor and quit work.
Described when gas receiver force value to be greater than needed for automobile atmospherically limit value time, pressure release is carried out to gas receiver output pipe, until gas receiver force value to be less than needed for automobile limit value atmospherically.
Needed for described automobile, the lower limit of air pressure is 6bar, and CLV ceiling limit value is 8.4bar.
The invention has the beneficial effects as follows: the present invention is when engine operation; carry air compressor by motor to inflate; for car load provides source of the gas, when idle stop, when the lower limit of gas receiver pressure lower than air pressure needed for automobile; worked by electric air compressor; for car load provides source of the gas, when gas receiver pressure is greater than the CLV ceiling limit value of air pressure needed for automobile, electric air compressor controller stops exporting; if motor is started working in the process, then electric air compressor controller stops exporting.The present invention when electric air compressor or motor carry any one air failure of air compressor, can realize seamless switching, ensures the Security of vehicle.
Accompanying drawing explanation
Fig. 1 is the structural drawing of the two air compressor system of hybrid vehicle;
Fig. 2 is the flow chart of the two air compressor controlling method of hybrid vehicle.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described.
The embodiment of the two air compressor system of a kind of hybrid vehicle of the present invention
As shown in Figure 1, the two air compressor system of hybrid vehicle of the present invention comprises electrical source of power 1, electric air compressor electric machine controller 2, pressure transducer 3, electric air compressor motor 4, electric air compressor 5, gas receiver 6, air compressor 7 and motor 8, electrical source of power 1 is connected by high-voltage power-line with electric air compressor electric machine controller 2, for electric air compressor electric machine controller 2 provides power supply, electric air compressor electric machine controller 2 is connected by triple line with electric air compressor motor 4, electric air compressor motor 4 is connected by machinery with electric air compressor 5, electric air compressor 5 is connected by pipeline with gas receiver 6, gas receiver 6 is connected by pipeline with air compressor 7, air compressor 7 is connected by machinery with motor 8, bleeder valve 9 is connected by pipeline with gas receiver 6, pressure transducer 3 is connected by pipeline with gas receiver 6, pressure transducer 3 is connected by signaling line with electric air compressor electric machine controller 2.
When engine operation, carry air compressor inflate by motor, for car load provides source of the gas, when air pressure lower than 6bar is, motor compressor cuts work simultaneously.When idle stop (or under being operated in electric model), namely when engine stop works, gas receiver pressure reduces, detect gas receiver pressure by pressure transducer and send to electric air compressor controller, when gas receiver pressure is lower than 6bar, electric air compressor controller controls electric air compressor machine operation, make the work of electric air compressor driven by motor electric air compressor, for car load provides source of the gas, when gas receiver pressure is greater than 8.4bar, electric air compressor controller stops exporting, when after electric air compressor work 1min, when gas receiver atmospheric pressure value is still lower than 6bar, motor force start, the compressor carried by motor provides source of the gas for car load.If motor is started working in the process, then electric air compressor controller stops exporting.
The embodiment of the two air compressor controlling method of a kind of hybrid vehicle of the present invention
What the two air compressing controlling method of hybrid vehicle of the present invention adopted is two air compressors, as shown in Figure 1, comprise electric air compressor 5, gas receiver 6 and air compressor 7, electric air compressor 5 and air compressor 7 are connected to gas receiver 6 by pipeline, for providing source of the gas for vehicle, wherein air compressor 7 is that motor 8 is self-contained, driven by motor 8, electric air compressor 5 is driven by electric air compressor motor 4, this electric air compressor motor 4 is controlled by electric air compressor electric machine controller 2, electric air compressor power supply is provided by car load electrical source of power, car load electrical source of power comprises super capacitor or electrokinetic cell.Pressure transducer 3 is arranged on gas receiver 6 inside or output pipe, for detecting the air pressure of gas receiver, the output terminal of pressure transducer is connected with electric air compressor electric machine controller 2 input end by signaling line, electric air compressor electric machine controller 2 is according to detecting that gas receiver air pressure and engine condition control the work of electric air compressor motor 4, the output pipe of gas receiver is also provided with bleeder valve 9, this bleeder valve is also controlled by electric air compressor electric machine controller 2, opens when gas receiver pressure exceedes the CLV ceiling limit value of air pressure needed for automobile.When engine operation, carry air compressor by motor to inflate, for car load provides source of the gas, when idle stop, namely when engine stop works, gas receiver pressure reduces, detect gas receiver pressure by pressure transducer and send to electric air compressor controller, when the lower limit of gas receiver pressure lower than air pressure needed for automobile, needed for the present embodiment automobile, the lower limit of air pressure is 6bar, electric air compressor controller controls electric air compressor machine operation, make the work of electric air compressor driven by motor electric air compressor, for car load provides source of the gas, when gas receiver pressure is greater than the CLV ceiling limit value of air pressure needed for automobile, the present embodiment is 8.4bar, electric air compressor controller stops exporting.If motor is started working in the process, then electric air compressor controller stops exporting.
The flow process of the method as shown in Figure 2, detailed process is as follows: when motor 8 works, carry air compressor 7 by motor 8 to inflate, for car load provides source of the gas, if when now gas receiver 6 air pressure is greater than 8.4bar, bleeder valve 9 starts to lose heart, air compressor 7, owing to being connected with motor 8, is inflated continuing, if gas receiver 6 atmospheric pressure value is less than 6bar, electric air compressor controller 2 controls electric air compressor motor 4 and works, for vehicle provides source of the gas.
When idle stop, namely when motor 8 quits work, gas receiver 6 pressure reduces, detect gas receiver 6 pressure by pressure transducer 3 and send to electric air compressor controller 2, when gas receiver 6 pressure is lower than 6bar, electric air compressor controller 2 controls electric air compressor motor 4 and works, electric air compressor motor 4 driving electric air compressor 5 is worked, for car load provides source of the gas, after electric air compressor motor 4 works 1min, when gas receiver 6 pressure is still less than 6bar, the system work of the motor Final 8, band engine-driven air compressor 7 is inflated, for car load provides source of the gas, when gas receiver 6 pressure is greater than 8.4bar, electric air compressor controller 2 stops exporting, if motor 8 is started working in the process, then electric air compressor controller 2 stops exporting, and electric air compressor 2 power supply is provided by car load electrical source of power 1.
When vehicle is in electric-only mode traveling, motor 8 does not work, gas receiver 6 pressure reduces, detect gas receiver 6 pressure by pressure transducer 3 and send to electric air compressor controller 2, when gas receiver 6 pressure is lower than 6bar, electric air compressor controller 2 controls electric air compressor motor 4 and works, electric air compressor motor 4 driving electric air compressor 5 is worked, for car load provides source of the gas, when gas receiver 6 pressure is greater than 8.4bar, electric air compressor controller 2 stops exporting.
Claims (10)
1. the two air compressor system of hybrid vehicle, it is characterized in that, this control system comprises electric air compressor electric machine controller, electric air compressor motor, electric air compressor, gas receiver, sensor and air compressor, described electric air compressor is all connected with gas receiver by pipeline with air compressor, described electric air compression motor drives and connects electric air compressor, described electric air compressor motor controller controls connects electric air compressor motor, described sensor is for detecting the pressure of gas receiver, the output terminal of sensor is connected with the input end of electric air compressor electric machine controller, whether electric air compressor electric machine controller is used for controlling electric air compressor according to the gas receiver atmospheric pressure value collected and works.
2. the two air compressor system of hybrid vehicle according to claim 1, is characterized in that, described pressure transducer be arranged on inside gas receiver or gas receiver output pipe on.
3. the two air compressor system of hybrid vehicle according to claim 2, it is characterized in that, the output pipe of described gas receiver is also provided with bleeder valve, and this bleeder valve is by electric air compressor motor controller controls.
4. the two air compressor system of hybrid vehicle according to claim 3, it is characterized in that, described electric air compressor power supply is provided by car load electrical source of power, and car load electrical source of power comprises super capacitor or electrokinetic cell.
5. the two air compressor controlling method of hybrid vehicle, it is characterized in that, this controlling method comprises the following steps:
1) working state of motor is detected, if when motor is in running order, the air compressor work carried by motor;
2) if when motor is in idle stop state, gas receiver force value is detected;
3) judge the gas receiver force value that detects whether lower than air pressure lower limit needed for automobile, if lower than, then control electric air compressor work, and gas receiver force value higher than needed for automobile atmospherically limit value time close electric air compressor;
4) if vehicle is in electric-only mode, motor is off position, provides source of the gas in gas receiver force value lower than opening electric air compressor needed for automobile during air pressure lower limit for vehicle.
6. the two air compressor controlling method of hybrid vehicle according to claim 5, it is characterized in that, described step 1) in the air compressor work that carries at motor, if gas receiver air pressure is lower than needed for automobile during air pressure lower limit, incision electric air compressor is inflated.
7. the two air compressor controlling method of hybrid vehicle according to claim 6, it is characterized in that, described step 3) in when after electric air compressor operation setup time, during the lower limit of gas receiver atmospheric pressure value still lower than air pressure needed for automobile, force start motor, the compressor carried by motor provides source of the gas for car load.
8. the two air compressor controlling method of hybrid vehicle according to claim 5, is characterized in that, described step 3) if in motor to go into operation works, control electric air compressor quits work.
9. the two air compressor controlling method of hybrid vehicle according to claim 6, it is characterized in that, described when gas receiver force value to be greater than needed for automobile atmospherically limit value time, pressure release is carried out to gas receiver output pipe, until gas receiver force value to be less than needed for automobile limit value atmospherically.
10. the two air compressor controlling method of the hybrid vehicle according to any one of claim 5-9, it is characterized in that, needed for described automobile, the lower limit of air pressure is 6bar, and CLV ceiling limit value is 8.4bar.
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104907783A (en) * | 2015-06-20 | 2015-09-16 | 苏州蓝王机床工具科技有限公司 | Glass carrying fixture air supply system |
| CN105545504A (en) * | 2015-12-30 | 2016-05-04 | 广西玉柴机器股份有限公司 | Electronic throttle special for diesel oil driving air compressor and control method |
| CN105673459A (en) * | 2016-04-05 | 2016-06-15 | 徐州徐工环境技术有限公司 | Dual-pump air source device of dry-type road sweeping truck |
| CN106015926A (en) * | 2016-07-12 | 2016-10-12 | 中国石油化工股份有限公司 | Compressed hydrogen storage and charging system of hydrogen refueling station |
| CN106195618A (en) * | 2016-07-12 | 2016-12-07 | 中国石油化工股份有限公司 | Hydrogenation stations double-compressor operation control system |
| CN106195619A (en) * | 2016-07-12 | 2016-12-07 | 中国石油化工股份有限公司 | Mechanical type hydrogenation stations hydrogen compression gas storage system |
| CN106246526A (en) * | 2016-10-13 | 2016-12-21 | 广西玉柴机器股份有限公司 | The electric air compressor electric control gear of electromotor and method |
| CN108799076A (en) * | 2017-05-04 | 2018-11-13 | 郑州宇通客车股份有限公司 | A kind of air compressor for vehicle control method and device |
| CN110382316A (en) * | 2018-02-13 | 2019-10-25 | Ls美创有限公司 | The agriculture working vehicle for having air feeder |
| WO2020043274A1 (en) * | 2018-08-28 | 2020-03-05 | Volvo Truck Corporation | Dual air compressor for hybrid vehicles |
| US11384752B2 (en) | 2018-02-13 | 2022-07-12 | Ls Mtron Ltd. | Agricultural work vehicle having air supply device |
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| CN204572398U (en) * | 2015-01-04 | 2015-08-19 | 郑州宇通客车股份有限公司 | The two air compressor system of a kind of hybrid vehicle |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104907783A (en) * | 2015-06-20 | 2015-09-16 | 苏州蓝王机床工具科技有限公司 | Glass carrying fixture air supply system |
| CN105545504A (en) * | 2015-12-30 | 2016-05-04 | 广西玉柴机器股份有限公司 | Electronic throttle special for diesel oil driving air compressor and control method |
| CN105673459A (en) * | 2016-04-05 | 2016-06-15 | 徐州徐工环境技术有限公司 | Dual-pump air source device of dry-type road sweeping truck |
| CN106015926A (en) * | 2016-07-12 | 2016-10-12 | 中国石油化工股份有限公司 | Compressed hydrogen storage and charging system of hydrogen refueling station |
| CN106195618A (en) * | 2016-07-12 | 2016-12-07 | 中国石油化工股份有限公司 | Hydrogenation stations double-compressor operation control system |
| CN106195619A (en) * | 2016-07-12 | 2016-12-07 | 中国石油化工股份有限公司 | Mechanical type hydrogenation stations hydrogen compression gas storage system |
| CN106246526A (en) * | 2016-10-13 | 2016-12-21 | 广西玉柴机器股份有限公司 | The electric air compressor electric control gear of electromotor and method |
| CN106246526B (en) * | 2016-10-13 | 2018-07-17 | 广西玉柴机器股份有限公司 | The electric air compressor electric control gear and method of engine |
| CN108799076A (en) * | 2017-05-04 | 2018-11-13 | 郑州宇通客车股份有限公司 | A kind of air compressor for vehicle control method and device |
| CN108799076B (en) * | 2017-05-04 | 2020-06-12 | 郑州宇通客车股份有限公司 | Control method and device for air compressor for vehicle |
| CN110382316A (en) * | 2018-02-13 | 2019-10-25 | Ls美创有限公司 | The agriculture working vehicle for having air feeder |
| CN110382316B (en) * | 2018-02-13 | 2022-05-24 | Ls美创有限公司 | Agricultural work vehicle with air supply device |
| US11384752B2 (en) | 2018-02-13 | 2022-07-12 | Ls Mtron Ltd. | Agricultural work vehicle having air supply device |
| WO2020043274A1 (en) * | 2018-08-28 | 2020-03-05 | Volvo Truck Corporation | Dual air compressor for hybrid vehicles |
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Application publication date: 20150506 |