CN106274882A - A kind of intelligence throttle system control method - Google Patents
A kind of intelligence throttle system control method Download PDFInfo
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- CN106274882A CN106274882A CN201510240314.3A CN201510240314A CN106274882A CN 106274882 A CN106274882 A CN 106274882A CN 201510240314 A CN201510240314 A CN 201510240314A CN 106274882 A CN106274882 A CN 106274882A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/06—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/18—Conjoint control of vehicle sub-units of different type or different function including control of braking systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2540/00—Input parameters relating to occupants
- B60W2540/10—Accelerator pedal position
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/06—Combustion engines, Gas turbines
- B60W2710/0605—Throttle position
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/18—Braking system
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of intelligence throttle system control method, gas pedal is connected with displacement transducer, gathering pedal position signal by institute's displacement sensors, described electronic control unit is connected with controller by bus, and described controller is connected with throttle, electromotor and brake electric signal；Memorizer in described electronic control unit prestores and is provided with safe pedal position and tramples instantaneous velocity numerical value, and by the pedal position data of displacement transducer Real-time Collection gas pedal, by microprocessor, timer calculation process, it is thus achieved that corresponding with real-time pedal position tramples instantaneous velocity data；By to real-time pedal position, trample instantaneous velocity and preset safety tread position, trample instantaneous velocity and compare and logical judgment, according to the Mode A set or Mode B or pattern C, exporting control instruction by bus to controller, the power output and the brake that adjust electromotor are slowed down.
Description
Technical field
The present invention relates to a kind of intelligence throttle system technical equipment field, particularly to a kind of intelligence throttle
System control method.
Background technology
The mis-accelerator pressing error correction system of prior art, performs emergency brake action and necessarily passes through to pull to stop
The course of action such as car pedal, brake pedal driving brake master cylinder, it is from finding that mis-accelerator pressing start is to holding
Between row brake, there is the regular hour to be delayed, be unfavorable for alleviating, preventing mis-accelerator pressing generation car
Disaster event.The mechanism pulling brake pedal is more complicated, and different vehicles is often required to different pulling and stops
Car pedal gear, it is difficult to realize regardless of vehicle, unified mis-accelerator pressing error correction system.
Mechanical transport and transport bring unprecedented Fang Li, but existing accelerator pedal of automobile
Together with being arranged side by side with brake pedal, driver is on the run, due to the tired or heart not
Here etc. multiple in emergency circumstances, the most by mistake by throttle in the presence of being to touch on the brake, be susceptible to the feelings by mistake stepped on
Condition has: 1, long-duration driving automobile is dog-tired, continues to drive；2, automobile and family are driven
People relatives and friends play the conversation in a gay manner, mobile portable phone, absent-minded；3, drive a car and lack experience, when anything crops up
Lose one's head；4, drink many drunk drivings and sail vehicle.If driver is intended that brake pedal to be tramped with one's feet, and actual
Misoperation accelerator pedal, that will result in serious consequence and infringement.
In case of emergency, how to avoid driver that phenomenon of taking throttle as brake is stepped on, reduce vehicle accident
Occur；It is therefore desirable to prior art being arranged side by side throttle springboard and brake pedal in controlling party
Improve in method.
Summary of the invention
For solving above-mentioned technical problem, the invention provides a kind of intelligence throttle system control method, logical
Cross and control program is set at electronic control unit (ECU), by gas pedal being trampled position, stepping on
Step on the real-time monitoring of instantaneous velocity, and by Monitoring Data and preset secure data multilevel iudge and right
Brake and throttle coordinate coordinated signals, fundamentally improve new hand driver, special new hand female
Driver's safety when driving；When driver wants to bring to a halt, when the most firmly stepping on the throttle,
Intelligent throttle control system will stop this tragedy to occur.
For reaching above-mentioned purpose, technical scheme is as follows: a kind of intelligence throttle system controlling party
Method, including gas pedal, displacement transducer, electronic control unit, controller, microprocessor, deposits
Reservoir, timer, brake, bus, throttle, electromotor, pedal position, trample instantaneous velocity,
Mode A, Mode B, pattern C, it is characterised in that:
Described gas pedal is connected with displacement transducer, gathers described throttle by institute's displacement sensors
The pedal position signal of pedal, institute's displacement sensors is connected with electronic control unit, described electronics control
Unit processed includes microprocessor, memorizer and timer, and is connected with controller by bus, described
Controller is connected with throttle, electromotor and brake electric signal；Depositing in described electronic control unit
Reservoir prestores and is provided with safe pedal position and tramples instantaneous velocity numerical value, and pass through displacement
The pedal position data of sensor Real-time Collection gas pedal, at microprocessor, timer computing
Reason, it is thus achieved that corresponding with real-time pedal position tramples instantaneous velocity data；By to real-time pedal position
Put, trample instantaneous velocity and preset safety tread position, trample instantaneous velocity and compare and logical judgment,
According to the Mode A set or Mode B or pattern C, referred to controller output control by bus
Order, according to trample gas pedal trample instantaneous velocity and pedal position change adjusts the merit of electromotor
Rate output and brake are slowed down.
Described intelligence throttle system control method is:
1, preset safe pedal position (Su) data；Preset safe trample instantaneous velocity (Vu)
Data；Described Su and Vu data are respectively set to: pre-when B-mode or C mode return to mode A
Accelerator pedal safety parameter So, the Vo, i.e. throttle that put unclamp neighbouring a bit of interval；Enter B mould
Accelerator pedal safety parameter Sz preset when formula or C mode, Vz；Enter throttle preset during C mode
A bit of interval near pedal security parameter Sm, Vm, i.e. throttle maximum；
2, institute's displacement sensors collection user uses the pedal position of real-time described gas pedal to believe
Number, and pedal position signal is sent to the microprocessor of described electronic control unit；
3, described microprocessor collects pedal position ginseng in the Millisecond sampling time section of procedure stipulation
After number, by the data clock signal that timer coupling is corresponding, believe according to pedal position parameter and clock
Number, by microprocessor according to program, at accelerator pedal position change and sampling interval duration computing
Reason, calculate real-time gas pedal tramples instantaneous velocity Vi and pedal position Si；
4, described microprocessor calls preset described accelerator pedal safety parameter Su and Vu, described peace
Population parameter derives from that automobile factory preset is fixed or presetting according to oneself driving habits of user；
5, described microprocessor by Real-time Collection the pedal position data Si of gas pedal with preset
Secure data Su carry out calculating and compare；
6, the gas pedal that real-time operation is obtained by described microprocessor trample instantaneous velocity data Vi
Carry out calculating with preset secure data Vu to compare；
7, step 5 will produce two kinds of states: 51, Si≤Su state, and 52, Si ＞ Su state；Step
Rapid 6 will produce two kinds of states: 61, Vi≤Vu state, and 62, Vi ＞ Vu state；
8, according to 51 states in step 7, described microprocessor sends to controller and performs instruction,
Described controller controls throttle, electromotor and brake and runs operation according to traditional Mode A, described
Mode A is that the pedal position of gas pedal runs with throttle folding in direct ratio；
9, according to 61 states in step 7, described microprocessor sends to controller and performs instruction,
Described controller controls throttle, electromotor and brake and runs operation according to traditional Mode A, described
Mode A is that the pedal position of gas pedal runs with throttle folding in direct ratio；
10, according to 52 states in step 7,62 states, by microprocessor to 52 state parameters and
62 state parameters compare, when 52 states and 62 states reach simultaneously, it may be assumed that pedal position Si in real time
More than safety tread position Su, pedal instantaneous velocity Vi is also greater than safety tread speed Vu the most in real time
Under the conditions of, described microprocessor sends to controller and performs instruction, and described controller controls throttle, sends out
Motivation and brake run operation according to pattern C, and described pattern C is that controller controls throttle realization
Motivation idling, brake intelligence is slowed down；
11, according to step 10,52 state parameters and 62 state parameters are compared microprocessor, when
When in 52 states and 62 states, any state parameter is more than secure data Su or Vu, microprocessor
Sending instruction to controller, described controller controls throttle, electromotor and brake and transports according to Mode B
Row operation, described Mode B is that controller only controls throttle and realizes idle running；
12, according to step 10 and step 11；When controller is transported according to Mode B or pattern C-state
During row, only running when Si value just can be converted to Mode A within So value, i.e. emergent restoring is to just
Often run.
Described electronic control unit (ECU:Electronic Control Uni t), also known as " driving
Computer ", " vehicle-mounted computer "；Including microprocessor (CPU), memorizer (ROM, RAM), defeated
Enter/output interface (I/O), analog-digital converter (A/D) and shaping, drive integrated circult；Described
Mass air flow sensor and various sensor are inputted by electronic control unit according to the program of its internal memory and data
Information carries out computing, processes, judges, then output order, is performed throttle by controller, is sent out
Motivation, brake carry out dynamic shape and control.
Described microprocessor is core in ECU, has computing and controls function, and electromotor exists
During operation, it gathers the signal of each sensor, carries out computing, and the result of computing is changed into control
Signal, controls the work of controlled device；It is also carried out memorizer, input/output interface (I/O)
Control with other external circuit；The program deposited in described memorizer is through accurately calculating and a large amount of
Writing out based on the data that experiment obtains, this intrinsic program is when electromotor works, constantly
Ground and the signal gathering each sensor come compare and calculate；The result compared and calculate for
Control to multiple parameters such as the igniting of electromotor, air-fuel ratio, idling, waste gas recirculatioies.
The operation principle of the present invention is: arrange control program at electronic control unit (ECU), by right
The trampling position, trample the real-time monitoring of instantaneous velocity of gas pedal, and by Monitoring Data with preset
Secure data multilevel iudge, and brake and throttle are coordinated coordinated signals, when new hand driver uses
Power step on the throttle mistakenly pedal prepare brake time, intelligent throttle control system can reduce throttle, make send out
Motivation idling, and under certain condition, intelligence is slowed down, and Accident prevention occurs；Controller will be driven
Member tramples the real-time pedal position Si of throttle and tramples instantaneous velocity Vi and previously according to driving when driving
Safety value Su and the Vu contrast that member sets according to oneself driving habits, according to different situations Based Intelligent Control
Throttle and brake, it is ensured that safety traffic.
By technique scheme, technical solution of the present invention provides the benefit that: at electronic control unit
(ECU) control program is set, by gas pedal being trampled position, trampling the real-time of instantaneous velocity
Monitoring, and by Monitoring Data and preset secure data multilevel iudge, and brake and throttle are carried out
Coordination linkage controls, when new hand driver steps on the throttle preparation brake the most mistakenly, and intelligence throttle meeting
Reduce throttle, make engine idle, and under certain condition, Based Intelligent Control throttle and brake,
Intelligence is slowed down, and Accident prevention occurs；In the case of need not change any hardware of existing automobile, only
Need to change or refresh the control algolithm of electronic control unit (ECU), just can easily promote automotive safety
Performance；Driver only need to arrange, according to the driving habits of oneself, the security parameter trampling throttle simultaneously,
The most comfortable but also have safety.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be to embodiment or existing
In technology description, the required accompanying drawing used is briefly described, it should be apparent that, in describing below
Accompanying drawing is only some embodiments of the present invention, for those of ordinary skill in the art, is not paying
On the premise of going out creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a kind of intelligence throttle system control method structural representation disclosed in the embodiment of the present invention；
Fig. 2 is a kind of intelligence throttle system control method principle schematic disclosed in the embodiment of the present invention；
Fig. 3 is that disclosed in the embodiment of the present invention, a kind of intelligence throttle system control method controls logical schematic.
Numeral and the corresponding component title represented by letter in figure:
1. gas pedal 2. displacement transducer 3. electronic control unit 4. controller
5. microprocessor 6. memorizer 7. timer 8. brake
9. bus 10. throttle 11. electromotor S. pedal position
V. instantaneous velocity A. Mode A B. Mode B C. pattern C is trampled
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is carried out
Clearly being fully described by, described embodiment is only a part of embodiment of the present invention rather than complete
The embodiment in portion.Based on the embodiment in the present invention, those of ordinary skill in the art are not making wound
The every other embodiment obtained under the property made work premise, broadly falls into the scope of protection of the invention.
According to Fig. 1, Fig. 2 and Fig. 3, the invention provides a kind of intelligence throttle system control method, bag
Include gas pedal 1, displacement transducer 2, electronic control unit 3, controller 4, microprocessor 5,
Memorizer 6, timer 7, brake 8, bus 9, throttle 10, electromotor 11, pedal position
12, instantaneous velocity 13, Mode A 14, Mode B 15, pattern C16 are trampled.
Described gas pedal 1 is connected with displacement transducer 2, gathers institute by institute's displacement sensors 2
Stating the pedal position S signal of gas pedal 1, institute's displacement sensors 2 is with electronic control unit 3 even
Connecing, described electronic control unit 3 includes microprocessor 5, memorizer 6 and timer 7, and by total
Line 9 is connected with controller 4, described controller 4 and throttle 10, electromotor 11 and brake 8 electricity
Gas signal connects；Memorizer 6 in described electronic control unit 3 prestores be provided with safe
Pedal position S and trample instantaneous velocity V numerical value, and stepped on by displacement transducer 2 Real-time Collection throttle
The pedal position S data of plate 1, by microprocessor 5, timer 7 calculation process, it is thus achieved that with reality
Time pedal position Si corresponding trample instantaneous velocity Vi data；By to real-time pedal position Si,
Trample instantaneous velocity Vi and preset safety tread position Su, trample instantaneous velocity Vu and compare and logic
Judge, according to the Mode A set or Mode B or pattern C, by bus 9 to controller 4
Output control instruction, changes according to the instantaneous velocity V and pedal position S that tramples trampling gas pedal 1
The power output and the brake 8 that adjust electromotor 11 are slowed down.
Described intelligence throttle system control method is:
1, preset safe pedal position (Su) data；Preset safe trample instantaneous velocity (Vu)
Data；Described Su and Vu data are respectively set to: pre-when B-mode or C mode return to mode A
Accelerator pedal safety parameter So, the Vo, i.e. throttle 10 that put unclamp neighbouring a bit of interval；Enter B
Accelerator pedal safety parameter Sz preset when pattern or C mode, Vz；Enter oil preset during C mode
A bit of interval near door pedal 1 security parameter Sm, Vm, i.e. throttle 10 maximum；
2, institute's displacement sensors 2 gathers user and uses the pedal position of real-time described gas pedal 1
S signal, and pedal position S signal is sent to the microprocessor 5 of described electronic control unit 3；
3, after described microprocessor 5 collects pedal position S parameter, correspondence is mated by timer 7
Data clock signal, according to pedal position S parameter and clock signal, by microprocessor 5 according to journey
Sequence and throttle position sampling time interval calculation process, calculate trampling of real-time gas pedal instantaneous
Speed Vi and pedal position Si；
4, described microprocessor 5 calls preset described gas pedal 1 security parameter Su and Vu, institute
State security parameter and derive from that automobile factory preset is fixed or presetting according to oneself driving habits of user；
5, described microprocessor 5 by Real-time Collection gas pedal 1 pedal position data Si with
Preset secure data Su carries out calculating and compares；
6, the gas pedal 1 that real-time operation is obtained by described microprocessor 5 trample instantaneous velocity data
Vi carries out calculating with preset secure data Vu and compares；
7, step 5 will produce two kinds of states: 51, Si≤Su state, and 52, Si ＞ Su state；Step
Rapid 6 will produce two kinds of states: 61, Vi≤Vu state, and 62, Vi ＞ Vu state；
8, according to 51 states in step 7, described microprocessor 5 sends execution to controller 4 and refers to
Order, controller 4 controls throttle 10, electromotor 11 and brake 8 and runs according to traditional Mode A
Operation, described Mode A is that the pedal position S of gas pedal 1 runs with throttle 10 folding in direct ratio；
9, according to 61 states in step 7, described microprocessor 5 sends execution to controller 4 and refers to
Order, described controller 4 controls throttle 10, electromotor 11 and brake 8 according to traditional Mode A
Running operation, described Mode A is pedal position S and throttle 10 folding in direct ratio of gas pedal 1
Run；
10, according to 52 states in step 7,62 states, by microprocessor 5 to 52 state parameters
Compare with 62 state parameters, when 52 states and 62 states reach simultaneously, it may be assumed that pedal position in real time
Si is more than safety tread position Su, and pedal instantaneous velocity Vi is also greater than safety tread speed the most in real time
Under the conditions of Vu, described microprocessor 5 sends to controller 4 and performs instruction, and described controller 4 controls
Throttle 10, electromotor 11 and brake 8 run operation according to pattern C, and described pattern C is for controlling
Device 4 controls throttle 10 and realizes electromotor 11 idling, and brake 8 intelligence is slowed down；
11, according to step 10,52 state parameters and 62 state parameters are compared microprocessor 5,
When in 52 states and 62 states, any state parameter is more than secure data Su or Vu, micro-process
Device 5 sends instruction to controller 4, and described controller 4 controls throttle 10, electromotor 11 and braking
Device 8 runs operation according to Mode B, and described Mode B is that controller 4 only controls throttle 10 and realizes idle
Speed operating；
12, according to step 10 and step 11；When controller 4 is according to Mode B or pattern C-state
During operation, only run when Si value just can be converted to Mode A within So value, i.e. emergent restoring arrives
Properly functioning.
The operating procedure that is embodied as of the present invention is: according to Fig. 1, when new hand driver firmly steps on mistakenly
When lower gas pedal 1 prepares brake, intelligence throttle system control method can reduce throttle 10, makes to start
Machine 11 idling, and under certain condition, intelligence is slowed down, and Accident prevention occurs；Controller 4 will be driven
Trample the real-time pedal position Si of gas pedal 1 when the person of sailing drives and trample instantaneous velocity Vi with in advance
Safety value Su and the Vu contrast set according to oneself driving habits according to driver, according to different situations
Based Intelligent Control throttle 10 and brake 8 run according to Mode A or Mode B or pattern C.
By above-mentioned specific embodiment, the medicine have the advantages that described electronic control unit arranges control
Processing procedure sequence, by gas pedal being trampled position, trampling monitoring in real time of instantaneous velocity, and passes through
Monitoring Data and preset secure data multilevel iudge, and brake and throttle are coordinated coordinated signals,
When new hand driver steps on the throttle preparation brake the most mistakenly, intelligence throttle can reduce throttle, makes to send out
Motivation idling, and under certain condition, Based Intelligent Control throttle and brake, intelligence is slowed down, is prevented
Accident occurs；In the case of need not change any hardware of existing automobile, only need to change or refresh
The control algolithm of electronic control unit (ECU), just can easily promote vehicle safety performance；Drive simultaneously
Member only need to arrange, according to the driving habits of oneself, the security parameter trampling throttle, the most comfortable but also have safety.
Described above to disclosed embodiment, makes professional and technical personnel in the field be capable of or uses
The present invention.Multiple amendment to these embodiments is aobvious and easy for those skilled in the art
Seeing, generic principles defined herein can be in the situation without departing from the spirit or scope of the present invention
Under, realize in other embodiments.Therefore, the present invention be not intended to be limited to shown in this article these
Embodiment, and it is to fit to the widest scope consistent with principles disclosed herein and features of novelty.
Claims (2)
1. an intelligent throttle system control method, it is characterised in that include that gas pedal, displacement pass
Sensor, electronic control unit, controller, microprocessor, memorizer, timer, brake, total
Line, throttle, electromotor, pedal position, trample instantaneous velocity, Mode A, Mode B, pattern C；
Described gas pedal is connected with displacement transducer, gathers described gas pedal by institute's displacement sensors
Pedal position signal, institute's displacement sensors is connected with electronic control unit, described Electronic Control list
Unit includes microprocessor, memorizer and timer, and is connected with controller by bus, described control
Device is connected with throttle, electromotor and brake electric signal；Memorizer in described electronic control unit
In prestore and be provided with safe pedal position and trample instantaneous velocity numerical value, and pass through displacement sensing
The pedal position data of device Real-time Collection gas pedal, by microprocessor, timer calculation process,
Obtain and corresponding with real-time pedal position trample instantaneous velocity data；By to real-time pedal position,
Trample instantaneous velocity and preset safety tread position, trample instantaneous velocity and compare and logical judgment, press
According to the Mode A set or Mode B or pattern C, export control instruction by bus to controller,
According to trample gas pedal trample instantaneous velocity and pedal position change to adjust the power of electromotor defeated
Go out and slow down with brake.
A kind of intelligence throttle system control method the most according to claim 1, it is characterised in that
Described intelligence throttle system control method is:
2.1, preset safe pedal position (Su) data；Preset safe trample instantaneous velocity (Vu)
Data；Described Su and Vu data are respectively set to: pre-when B-mode or C mode return to mode A
Accelerator pedal safety parameter So, the Vo, i.e. throttle that put unclamp neighbouring a bit of interval；Enter B mould
Accelerator pedal safety parameter Sz preset when formula or C mode, Vz；Enter throttle preset during C mode
A bit of interval near pedal security parameter Sm, Vm, i.e. throttle maximum；
2.2, institute's displacement sensors collection user uses the pedal position of real-time described gas pedal to believe
Number, and pedal position signal is sent to the microprocessor of described electronic control unit；
2.3, described microprocessor collects pedal position in the Millisecond sampling time section of procedure stipulation
After parameter, by the data clock signal that timer coupling is corresponding, according to pedal position parameter and clock
Signal, by microprocessor according to program, according to accelerator pedal position change and sampling interval duration computing
Processing, calculate real-time gas pedal tramples instantaneous velocity Vi and pedal position Si；
2.4, described microprocessor calls preset described accelerator pedal safety parameter Su and Vu, described
Security parameter derives from that automobile factory preset is fixed or presetting according to oneself driving habits of user；
2.5, described microprocessor by Real-time Collection the pedal position data Si of gas pedal with pre-
The secure data Su put carries out calculating and compares；
2.6, the gas pedal that real-time operation is obtained by described microprocessor trample instantaneous velocity data
Vi carries out calculating with preset secure data Vu and compares；
2.7, step 2.5 will produce two kinds of states: 51, Si≤Su state, and 52, Si ＞ Su state；
Step 2.6 will produce two kinds of states: 61, Vi≤Vu state, and 62, Vi ＞ Vu state；
2.8, according to 51 states in step 2.7, described microprocessor sends execution to controller and refers to
Order, described controller controls throttle, electromotor and brake and runs operation according to traditional Mode A,
Described Mode A is that the pedal position of gas pedal runs with throttle folding in direct ratio；
2.9, according to 61 states in step 2.7, described microprocessor sends execution to controller and refers to
Order, described controller controls throttle, electromotor and brake and runs operation according to traditional Mode A,
Described Mode A is that the pedal position of gas pedal runs with throttle folding in direct ratio；
2.10, according to 52 states in step 2.7,62 states, microprocessor 52 states are joined
Number and 62 state parameters compare, when 52 states and 62 states reach simultaneously, it may be assumed that pedal position in real time
Putting Si and be more than safety tread position Su, pedal instantaneous velocity Vi is also greater than safety tread speed the most in real time
Under the conditions of degree Vu, described microprocessor sends to controller and performs instruction, described controller control throttle,
Electromotor and brake run operation according to pattern C, and described pattern C is that controller controls throttle realization
Engine idle, brake intelligence is slowed down；
2.11, according to step 2.10,52 state parameters and 62 state parameters are compared microprocessor,
When in 52 states and 62 states, any state parameter is more than secure data Su or Vu, micro-process
Device sends instruction to controller, and described controller controls throttle, electromotor and brake according to Mode B
Running operation, described Mode B is that controller only controls throttle and realizes idle running；
2.12, according to step 2.10 and step 2.11；When controller is according to Mode B or pattern C
When state is run, only run when Si value just can be converted to Mode A within So value, the most extensive
Arrive properly functioning again.
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| CN201510240314.3A CN106274882A (en) | 2015-05-13 | 2015-05-13 | A kind of intelligence throttle system control method |
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| CN201510240314.3A CN106274882A (en) | 2015-05-13 | 2015-05-13 | A kind of intelligence throttle system control method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109466439A (en) * | 2018-04-08 | 2019-03-15 | 李星辉 | Bivariate accidentally steps on determining method and the method for preventing from accidentally stepping on based on this method |
| CN110053478A (en) * | 2018-01-18 | 2019-07-26 | 李星辉 | Throttle accidentally steps on the method for preventing throttle from accidentally stepping on of judgment method and application this method |
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| CN109466439A (en) * | 2018-04-08 | 2019-03-15 | 李星辉 | Bivariate accidentally steps on determining method and the method for preventing from accidentally stepping on based on this method |
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Application publication date: 20170104 |