CN105487562A - System and method for improving vehicle acceleration instantaneous dynamic performance - Google Patents
System and method for improving vehicle acceleration instantaneous dynamic performance Download PDFInfo
- Publication number
- CN105487562A CN105487562A CN201510939055.3A CN201510939055A CN105487562A CN 105487562 A CN105487562 A CN 105487562A CN 201510939055 A CN201510939055 A CN 201510939055A CN 105487562 A CN105487562 A CN 105487562A
- Authority
- CN
- China
- Prior art keywords
- selection circuit
- signal
- control unit
- electronic control
- output terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D13/00—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover
- G05D13/62—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover characterised by the use of electric means, e.g. use of a tachometric dynamo, use of a transducer converting an electric value into a displacement
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Control Of Eletrric Generators (AREA)
- Control Of Charge By Means Of Generators (AREA)
Abstract
The invention discloses a system and method for improving vehicle acceleration instantaneous dynamic performance. The system comprises an integral AC generator and an electronic control unit. The integral AC generator comprises a stator winding, a rectifier, an excitation winding, a voltage regulator and a selection circuit, wherein one input end IN2 of the selection circuit is connected with the output end OUT1 of the electronic control unit, the other input end IN1 is connected with the output end B+ of the rectifier, the output end B+ of the rectifier is connected with the anode of a storage battery and an electric appliance load, the output end OUT of the selection circuit is connected with the input end B of the voltage regulator, and the output end F of the regulation regulator is connected with the excitation winding. The electronic control unit determines whether acceleration behaviors exist according to various signals, if so, controls the integral AC generator to perform zero-load operation and releases an electric appliance load moment to meet the demanded torque of an engine, and otherwise, controls the integral AC generator to perform on-load operation. The system and method can improve the vehicle acceleration instantaneous dynamic performance when a vehicle is in an acceleration phase.
Description
Technical field
The invention belongs to car electrics field, be specifically related to a kind of system and method accelerating transient dynamics for lifting vehicle.
Background technology
Along with adding of vehicle oil consumption regulation is tight, economical vehicle more improves the fuel economy of vehicle by the dynamic property of sacrificial section engine; But in fact, user, when overtaking other vehicles (acceleration), often expects that vehicle has more Power output, to reach object of overtaking other vehicles fast, but when current economical vehicle can not realize vehicle acceleration, the expectation that transient dynamics increases.
Summary of the invention
The object of this invention is to provide a kind of system and method accelerating transient dynamics for lifting vehicle, with when vehicle is in boost phase, met the demand torque of engine by the electric appliance load moment on release integral alternator, lifting vehicle accelerates transient dynamics.
The system accelerating transient dynamics for lifting vehicle of the present invention, comprise integral alternator, electronic control unit, by the storage battery sensor that LIN bus is connected with electronic control unit, by the accumulator that rigid line is connected with storage battery sensor, the electric power steering unit, air-conditioner controller, car body controller, accelerator pedal controller, the variator that are connected with electronic control unit by CAN, the fan blower be connected with air-conditioner controller by rigid line and the combined large lamp be connected with car body controller by rigid line, described integral alternator comprises stator winding, rectifier, field copper, voltage regulator and selection circuit, an input end IN2 of described selection circuit is connected with the output terminal OUT1 of electronic control unit, the output terminal B+(of another input end IN1 with rectifier of selection circuit and the output terminal of integral alternator) be connected, the output terminal OUT of selection circuit is connected with the input end B of voltage regulator, the E of voltage regulator holds bonding, the output terminal F of voltage regulator is connected with one end of field copper, the other end bonding of field copper, stator winding is connected with the input end of rectifier, the output terminal B+ of rectifier is connected with the positive pole of accumulator and electric appliance load, the minus earth of accumulator.
The method adopting said system lifting vehicle to accelerate transient dynamics is:
Electronic control unit obtains accumulator current temperature signal and the SOC signal of storage battery sensor collection from LIN bus, obtain the angular signal of the current gear signal of variator, the gas pedal opening amount signal of accelerator pedal controller, combined large lamp On/Off signal that car body controller gathers, fan blower gear signal that air-conditioner controller gathers and electric power steering unit from CAN, and judge whether to meet the acceleration behavior imposed a condition:
If there is the acceleration behavior meeting and impose a condition, then electronic control unit output low level control signal is to selection circuit, this low level signal is exported to voltage regulator by selection circuit, the output terminal F output voltage of voltage regulator is zero, in field copper, no current flows through, integral alternator no-load running (namely integral alternator only rotates and do not generate electricity), thus the electric appliance load moment on release integral alternator, by accumulator, electric appliance load is powered, maintain the normal work of electric appliance load;
If at the end of not meeting the acceleration behavior or acceleration behavior imposed a condition, then electronic control unit exports high-level control signal to selection circuit, selection circuit by the Voltage Feedback of the output terminal B+ of rectifier to voltage regulator, voltage regulator arranges voltage and exports PWM waveform, and export corresponding voltage by output terminal F, control the size of current (namely having electric current to flow through in field copper) in field copper, integral alternator run with load (namely integral alternator rotates and generates electricity), thus maintain or recover the electric appliance load moment on integral alternator, by integral alternator, electric appliance load is powered, maintain the normal work of electric appliance load, and by integral alternator to charge in batteries.
Above-mentioned impose a condition into: LAN bus communication signal and CAN signal of communication all normal, the temperature of accumulator is less than 80 DEG C and SOC is greater than 70%, and variator engage a gear, gas pedal aperture are greater than 10%, combined large lamp is closed, fan blower gear is less than 3 grades, the corner of electric power steering unit is less than 30 °.
The present invention adopts electronic control unit whether to be in boost phase according to each condition judgment vehicle, when vehicle is in boost phase, control selection circuit makes the electric current in voltage regulator cut-out field copper, integral alternator is only rotated do not generate electricity, electric appliance load moment on release integral alternator meets the demand torque of engine, thus improves vehicle acceleration transient dynamics.
Accompanying drawing explanation
Fig. 1 is the wiring diagram of electronic control unit and integral alternator in the present invention.
Fig. 2 is the structured flowchart of system in the present invention.
Fig. 3 is workflow diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is elaborated.
As Fig. 1, the system accelerating transient dynamics for lifting vehicle shown in Fig. 2, comprise integral alternator 2, electronic control unit 1(and ECU), storage battery sensor 3(and EBS by LIN bus is connected with electronic control unit 1), by the accumulator 4 that rigid line is connected with storage battery sensor 3, electric power steering unit 5(and EPS be connected with electronic control unit 1 by CAN), air-conditioner controller 6(and ACC), car body controller 8(and BCM), accelerator pedal controller 10, variator 11, the fan blower 7 be connected with air-conditioner controller 6 by rigid line and the combined large lamp 9 be connected with car body controller 8 by rigid line.Integral alternator 2 comprises stator winding 21, rectifier 22, field copper 23, voltage regulator 24 and selection circuit 25, an input end IN2 of selection circuit 25 is connected with the output terminal OUT1 of electronic control unit 1, the output terminal B+(of another input end IN1 with rectifier 22 of selection circuit 25 and the output terminal of integral alternator 2) be connected, the output terminal OUT of selection circuit 25 is connected with the input end B of voltage regulator 24, the E of voltage regulator 24 holds bonding, the output terminal F of voltage regulator 24 is connected with one end of field copper 23, the other end bonding of field copper 23, stator winding 21 is connected with the input end of rectifier 22, the output terminal B+ of rectifier 22 is connected with the positive pole of accumulator 4 and electric appliance load 12, the minus earth of accumulator 4.
Electronic control unit 1 is as controller, and its high and low level carrying out control output end OUT1 by the conduction and cut-off of the PNP triode 13 of inside exports.When the control end (i.e. the base stage of PNP triode 13) of electronic control unit 1 is for high level, PNP triode 13 is in conducting state, the output terminal OUT1(of electronic control unit 1 and the emitter of PNP triode 13) output low level; When the control end of electronic control unit 1 is low level, PNP triode 13 is in cut-off state, and the output terminal OUT1 of electronic control unit 1 is in vacant state, exports high level.
The Main Function of selection circuit 25 is to the voltage of the output terminal B+ from rectifier 22 and selects from the level signal of electronic control unit 1.Selection circuit 25 has two-way input and a road exports, the input end IN1 of selection circuit 25 receives the voltage (for high level signal) from the output terminal B+ of rectifier 22, the input end IN2 of selection circuit 25 receives the level signal from the output terminal OUT1 of electronic control unit 1, and the output terminal OUT of selection circuit 25 exports the level signal after selecting to the input end B of voltage regulator 24.
When the input end IN1 of selection circuit 25 be high level, input end IN2 be low level time, the low level signal of input end IN2 is passed to the input end B of voltage regulator 24 by selection circuit 25 by output terminal OUT, the output terminal F output voltage of voltage regulator 24 is zero, in field copper 23, no current flows through, integral alternator 2 no-load running (namely integral alternator 2 rotation does not generate electricity), thus the electric appliance load moment on release integral alternator 2, powered by accumulator 4 pairs of electric appliance loads 12, maintain the normal work of electric appliance load 12.
When the input end IN1 of selection circuit 25 is high level, when input end IN2 is also high level, the high level signal of input end IN1 is passed to the input end B of voltage regulator 24 by selection circuit 25 by output terminal OUT, voltage regulator 24 is set as 14.4V output voltage, the output terminal F of voltage regulator 24 exports corresponding PWM voltage waveform, the exciting current corresponding with voltage swing is had to flow through in field copper 23, integral alternator 2 run with load (namely integral alternator 2 rotates and generates electricity), powered by integral alternator 2 pairs of electric appliance loads 12, maintain the normal work of electric appliance load 12, and charged by integral alternator 2 pairs of accumulators 4.
As shown in Figure 3, adopt said system lifting vehicle to accelerate the method for transient dynamics, comprising:
Step one, car load power on, and rotate ignition switch, make car load be in " ON " shelves, after car load self-inspection, pilot engine.
Step 2, electronic control unit 1 check that whether storage battery sensor 3 signal of communication in LIN bus is normal, check that whether the signal of communication of variator 11, accelerator pedal controller 10, car body controller 8, air-conditioner controller 6 and the electric power steering unit 5 in CAN is normal; If bus communication signal is normal, then perform step 4, otherwise, perform step 3.
The output terminal OUT1 of step 3, electronic control unit 1 exports high level to selection circuit 25, and returns execution step 2.After selection circuit 25 receives the high level signal of electronic control unit 1 output, by the Voltage Feedback of the output terminal B+ of rectifier 22 to voltage regulator 24, voltage regulator 24 is set as 14.4V output voltage, the output terminal F of voltage regulator 24 exports corresponding PWM voltage waveform, the exciting current corresponding with voltage swing is had to flow through in field copper 23, integral alternator 2 run with load, powered by integral alternator 2 pairs of electric appliance loads 12, maintain the normal work of electric appliance load 12, and charged by integral alternator 2 pairs of accumulators 4.
Step 4, electronic control unit 1 obtain the shift handle current gear (i.e. current gear signal) of variator 11 from CAN, and judge, if shift handle is in neutral gear position, then perform step 3, if shift handle is in other gears (i.e. variator engage a gear), then perform step 5.
Step 5, electronic control unit 1 obtain the gas pedal opening amount signal from accelerator pedal controller 10 from CAN, and judge, if gas pedal aperture is greater than 10%, then perform step 6, if gas pedal aperture is less than or equal to 10%, then perform step 3.
Step 6, electronic control unit 1 obtain the combined large lamp On/Off signal from car body controller 8 from CAN, and judge, if combined large lamp is closed, then perform step 7, if combined large lamp is opened, then perform step 3.
Step 7, electronic control unit 1 obtain the blower air quantity (i.e. fan blower gear signal) from air-conditioner controller 6 from CAN, and judge, if current blower air quantity is less than 3 grades, then perform step 8, if current blower air quantity is greater than or equal to 3 grades, then perform step 3.
Step 8, electronic control unit 1 obtain the angular signal of electric power steering unit 5 from CAN, and judge, if corner is less than 30 °, then perform step 9, if corner is greater than or equal to 30 °, then perform step 3.
Step 9, electronic control unit 1 obtain accumulator current temperature signal from storage battery sensor 3 and SOC signal from LIN bus, and judge, if the temperature of accumulator is less than 80 DEG C and SOC is greater than 70%, then perform step 10, otherwise perform step 3.
The output terminal OUT1 output low level of step 10, electronic control unit 1 to selection circuit 25, and returns execution step 2.After selection circuit 25 receives the low level signal of electronic control unit 1 output, this low level signal is sent to voltage regulator 24, the output terminal F output voltage of voltage regulator 24 is zero, in field copper 23, no current flows through, integral alternator 2 no-load running, electric appliance load moment on release integral alternator 2, is powered by accumulator 4 pairs of electric appliance loads 12, maintains the normal work of electric appliance load 12.
Claims (3)
1. one kind is accelerated the system of transient dynamics for lifting vehicle, it is characterized in that: comprise integral alternator (2), electronic control unit (1), the storage battery sensor (3) be connected with electronic control unit by LIN bus, the accumulator (4) be connected with storage battery sensor by rigid line, the electric power steering unit (5) be connected with electronic control unit by CAN, air-conditioner controller (6), car body controller (8), accelerator pedal controller (10), variator (11), the fan blower (7) be connected with air-conditioner controller by rigid line and the combined large lamp (9) be connected with car body controller by rigid line, described integral alternator (2) comprises stator winding (21), rectifier (22), field copper (23), voltage regulator (24) and selection circuit (25), an input end IN2 of described selection circuit (25) is connected with the output terminal OUT1 of electronic control unit (1), another input end IN1 of selection circuit is connected with the output terminal B+ of rectifier (22), the output terminal OUT of selection circuit is connected with the input end B of voltage regulator (24), the E of voltage regulator holds bonding, the output terminal F of voltage regulator is connected with one end of field copper (23), the other end bonding of field copper, stator winding (21) is connected with the input end of rectifier (22), the output terminal B+ of rectifier (22) is connected with the positive pole of accumulator (4) and electric appliance load (12), the minus earth of accumulator (4).
2. the method adopting the system as claimed in claim 1 lifting vehicle to accelerate transient dynamics is:
Electronic control unit (1) obtains from LIN bus the accumulator current temperature signal and SOC signal that storage battery sensor (3) gathers, obtain the angular signal of the current gear signal of variator (11), the gas pedal opening amount signal of accelerator pedal controller (10), combined large lamp On/Off signal that car body controller (8) gathers, fan blower gear signal that air-conditioner controller (6) gathers and electric power steering unit (5) from CAN, and judge whether to meet the acceleration behavior imposed a condition:
If there is the acceleration behavior meeting and impose a condition, then electronic control unit (1) output low level control signal is to selection circuit (25), this low level signal is exported to voltage regulator (24) by selection circuit, the output terminal F output voltage of voltage regulator is zero, in field copper (23), no current flows through, integral alternator (2) no-load running, the electric appliance load moment on release integral alternator;
If at the end of not meeting the acceleration behavior or acceleration behavior imposed a condition, then electronic control unit (1) exports high-level control signal to selection circuit (25), selection circuit by the Voltage Feedback of the output terminal B+ of rectifier (22) to voltage regulator (24), voltage regulator arranges voltage and exports PWM waveform, and export corresponding voltage by output terminal F, control the size of current in field copper (23), integral alternator (2) run with load, maintains or recovers the electric appliance load moment on integral alternator.
3. lifting vehicle according to claim 2 accelerates the method for transient dynamics, it is characterized in that: described in impose a condition into: LAN bus communication signal and CAN signal of communication all normal, the temperature of accumulator is less than 80 DEG C and SOC is greater than 70%, and variator engage a gear, gas pedal aperture are greater than 10%, combined large lamp is closed, fan blower gear is less than 3 grades, the corner of electric power steering unit is less than 30 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510939055.3A CN105487562B (en) | 2015-12-16 | 2015-12-16 | It is a kind of to be used to lift the system and method that vehicle accelerates transient dynamics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510939055.3A CN105487562B (en) | 2015-12-16 | 2015-12-16 | It is a kind of to be used to lift the system and method that vehicle accelerates transient dynamics |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105487562A true CN105487562A (en) | 2016-04-13 |
| CN105487562B CN105487562B (en) | 2018-04-03 |
Family
ID=55674599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510939055.3A Active CN105487562B (en) | 2015-12-16 | 2015-12-16 | It is a kind of to be used to lift the system and method that vehicle accelerates transient dynamics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105487562B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107901856A (en) * | 2017-10-26 | 2018-04-13 | 中国第汽车股份有限公司 | Halogen lamp input voltage optimal control method |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1992815A2 (en) * | 2007-04-20 | 2008-11-19 | Fujitsu Ten Limited | Eco-Run control device and engine restart method |
| CN201663505U (en) * | 2010-03-30 | 2010-12-01 | 宁波华誉汽车电机有限公司 | Modified integral alternating current generator |
| CN102167001A (en) * | 2011-04-18 | 2011-08-31 | 北京理工华创电动车技术有限公司 | Controller for electric vehicle |
| CN103552447A (en) * | 2013-10-12 | 2014-02-05 | 奇瑞汽车股份有限公司 | Hybrid four-wheel drive system for improving riding comforts and control method thereof |
| CN103754215A (en) * | 2014-01-03 | 2014-04-30 | 深圳市陆地方舟新能源电动车集团有限公司 | Hybrid-power vehicle control system |
| CN103970078A (en) * | 2013-01-30 | 2014-08-06 | 重庆长安汽车股份有限公司 | Intelligent automobile power management control system and method |
| CN104071095A (en) * | 2013-03-28 | 2014-10-01 | 重庆长安汽车股份有限公司 | Intelligent management device and method of automotive static power supply |
| CN104228713A (en) * | 2014-09-26 | 2014-12-24 | 重庆长安汽车股份有限公司 | Automobile transportation mode control device and method |
| CN104527537A (en) * | 2014-11-26 | 2015-04-22 | 重庆长安汽车股份有限公司 | Automotive ECO (Ecology, Conservation and Optimization) driving state prompt system and method |
-
2015
- 2015-12-16 CN CN201510939055.3A patent/CN105487562B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1992815A2 (en) * | 2007-04-20 | 2008-11-19 | Fujitsu Ten Limited | Eco-Run control device and engine restart method |
| CN201663505U (en) * | 2010-03-30 | 2010-12-01 | 宁波华誉汽车电机有限公司 | Modified integral alternating current generator |
| CN102167001A (en) * | 2011-04-18 | 2011-08-31 | 北京理工华创电动车技术有限公司 | Controller for electric vehicle |
| CN103970078A (en) * | 2013-01-30 | 2014-08-06 | 重庆长安汽车股份有限公司 | Intelligent automobile power management control system and method |
| CN104071095A (en) * | 2013-03-28 | 2014-10-01 | 重庆长安汽车股份有限公司 | Intelligent management device and method of automotive static power supply |
| CN103552447A (en) * | 2013-10-12 | 2014-02-05 | 奇瑞汽车股份有限公司 | Hybrid four-wheel drive system for improving riding comforts and control method thereof |
| CN103754215A (en) * | 2014-01-03 | 2014-04-30 | 深圳市陆地方舟新能源电动车集团有限公司 | Hybrid-power vehicle control system |
| CN104228713A (en) * | 2014-09-26 | 2014-12-24 | 重庆长安汽车股份有限公司 | Automobile transportation mode control device and method |
| CN104527537A (en) * | 2014-11-26 | 2015-04-22 | 重庆长安汽车股份有限公司 | Automotive ECO (Ecology, Conservation and Optimization) driving state prompt system and method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107901856A (en) * | 2017-10-26 | 2018-04-13 | 中国第汽车股份有限公司 | Halogen lamp input voltage optimal control method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105487562B (en) | 2018-04-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106494383B (en) | Control method for changing running mode of hybrid vehicle and control device thereof | |
| CN102815295B (en) | A kind of power-control method of series parallel hybrid power vehicle | |
| US9564840B2 (en) | Power source device | |
| EP2110280A1 (en) | Electric vehicle control device | |
| US8676423B2 (en) | Method for operating a vehicle with an internal combustion engine and a generator | |
| EP2851229B1 (en) | Control device for hybrid vehicle and control method for hybrid vehicle | |
| Pedrosa et al. | A case study on the conversion of an internal combustion engine vehicle into an electric vehicle | |
| JP6744350B2 (en) | vehicle | |
| JP2011504080A (en) | Power supply for equipment mounted on automobiles | |
| US9150112B2 (en) | Power supply system for electric powered vehicle and method for controlling the same | |
| CN103359108B (en) | A kind of maximum available power generation torque method of calculating of motor of hybrid power automobile and system | |
| CN103112364B (en) | Real-time control method and device for automotive electric balance | |
| US10363919B2 (en) | Control apparatus for hybrid vehicle | |
| Mapelli et al. | Plug-in hybrid electrical commercial vehicle: Modeling and prototype realization | |
| Najmabadi et al. | Implementation of a bidirectional DC-DC in electric powertrains for drive cycles used by medium duty delivery trucks | |
| CN105487562A (en) | System and method for improving vehicle acceleration instantaneous dynamic performance | |
| US9434378B2 (en) | System and method for improving the vehicle feel, fuel efficiency and performance of a hybrid vehicle | |
| US9573581B2 (en) | Hybrid vehicle | |
| JP5450238B2 (en) | Electric vehicle | |
| CN103888036B (en) | Management method and device for automobile power source | |
| CN103010128B (en) | Vehicle power system based on control optimization of generator of original car | |
| Pancholi et al. | Comparative analysis of hybrid electric vehicle FED through DC-DC converter and operated with battery and ultracapacitor | |
| CN113013971B (en) | Voltage stabilization control method, device, hybrid power system and storage medium | |
| KR102096153B1 (en) | An electric vehicle model including arduino control circuitry for providing cruise driving | |
| US10086818B2 (en) | Systems and methods for managing vehicular energy consumption |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |