CN109856426A - Wheel speed sensors simulation system, wheel speed sensors analogy method and storage medium - Google Patents
Wheel speed sensors simulation system, wheel speed sensors analogy method and storage medium Download PDFInfo
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- CN109856426A CN109856426A CN201711235550.1A CN201711235550A CN109856426A CN 109856426 A CN109856426 A CN 109856426A CN 201711235550 A CN201711235550 A CN 201711235550A CN 109856426 A CN109856426 A CN 109856426A
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Abstract
The invention discloses a kind of wheel speed sensors simulation system, wheel speed sensors analogy method and storage mediums.Wheel speed sensors simulation system includes waveform compilation module, control module, waveform generating module and current source module, the waveform compilation module, which can generate, is respectively used to cam axle type sensor, the waveform signal of active sensor and passive sensor, the control module can select corresponding waveform signal to export to the waveform generating module according to the type of wheel speed sensors from the waveform compilation module, the received waveform signal of institute can be converted to voltage signal and exported to the current source module by the waveform generating module, the current source module can by received voltage signal be converted to current signal and export to the brake control module of vehicle.Wheel speed sensors simulation system according to the present invention eliminates hardware circuit, to easily simulate to different types of wheel speed sensors.
Description
Technical field
The present invention relates to automotive fields, simulate in particular to a kind of wheel speed sensors simulation system, wheel speed sensors
Method and storage medium.
Background technique
Vehicle wheel speed sensor is the important component for influencing vehicle drive performance, its available more accurate vehicle speed
Parameter is spent, for improving the reliable of the active safety systems such as the handling of car steering, raising body stabilization system, automatic parking
Property and ensure driving safety and reduce traffic accident have great importance.
Common wheel speed sensors type mainly includes cam axle type, passive type and active at present.Camshaft-signal sensor,
Passive sensor and the corresponding signal type of active sensor are square wave, sine wave and three level signal respectively.Wherein lead
The signal of dynamic formula wheel speed sensors is current signal, while including up to 9 parameters in each signal, is not available traditional
Pwm signal is simulated.
Summary of the invention
The present invention proposes a kind of wheel speed sensors simulation system, can easily to different types of wheel speed sensors into
Row simulation.
According to the present invention on one side propose wheel speed sensors simulation system, including waveform compilation module, control module,
Waveform generating module and current source module, the waveform compilation module, which can generate, is respectively used to cam axle type sensor, active
The waveform signal of formula sensor and passive sensor, the control module can be according to the types of wheel speed sensors from the wave
Corresponding waveform signal is selected to export to the waveform generating module in shape editor module, the waveform generating module can be by institute
Received waveform signal is converted to voltage signal and exports to the current source module, and the current source module can be received by institute
Voltage signal is converted to current signal and exports to the brake control module of vehicle.
The wheel speed sensors simulation system proposed on one side according to the present invention, the waveform compilation module includes square wave list
Member is for generating square-wave signal.
The wheel speed sensors simulation system proposed on one side according to the present invention, the waveform compilation module include three level
Unit is for generating three level signal.
The wheel speed sensors simulation system proposed on one side according to the present invention, the waveform compilation module include sine
Wave unit is for generating sine wave signal.
The wheel speed sensors simulation system proposed on one side according to the present invention, for active sensor, the control
Module can export the direction signal of wheel speed to the waveform generating module.
The wheel speed sensors simulation system proposed on one side according to the present invention, the control module include that self-test unit is used
In progress waveform self-test.
The wheel speed sensors analogy method proposed on one side according to the present invention, comprises the following methods: generating difference
For the waveform signal of cam axle type sensor, active sensor and passive sensor, according to the type of wheel speed sensors
Corresponding waveform signal is selected to export to waveform generating module, the received waveform signal of institute is converted to by the waveform generating module
Voltage signal is exported to current source module, the current source module by the received voltage signal of institute be converted to current signal export to
The brake control module of vehicle.
The wheel speed sensors analogy method proposed on one side according to the present invention, for active sensor, by wheel speed
Direction signal is exported to the waveform generating module.
The wheel speed sensors analogy method proposed on one side according to the present invention comprising waveform self-test.
The storage medium proposed on one side according to the present invention, is stored thereon with computer program, the program is by processor
The step of being realized according to the method for the present invention when execution.
The beneficial effect comprise that being respectively used to cam axle type sensor, active by the generation of waveform compilation module
The waveform signal of formula sensor and passive sensor is compiled according to the type of wheel speed sensors from the waveform by control module
It collects and corresponding waveform signal is selected to export in module, eliminate hardware circuit, to easily be sensed to different types of wheel speed
Device is simulated.
Detailed description of the invention
It is explained with reference to the disclosure.It is to be appreciated that attached drawing is merely illustrative purpose, and not anticipate
It is construed as limiting to protection scope of the present invention.In figure:
Fig. 1 schematically illustrates the structure of the wheel speed sensors simulation system proposed according to one embodiment of the present invention.
Specific embodiment
It is shown according to an embodiment of the present invention according to Fig. 1, wherein can be seen that wheel speed sensors simulation system 10 includes
Waveform compilation module 1, control module 2, waveform generating module 3 and current source module 4.The waveform compilation module 1 can generate
It is respectively used to the waveform signal of cam axle type sensor, active sensor and passive sensor, the control module 2 can
It is selected corresponding waveform signal to export from the waveform compilation module 1 according to the type of wheel speed sensors to generate to the waveform
The received waveform signal of institute can be converted to voltage signal and exported to the current source mould by module 3, the waveform generating module 3
Block 4, the current source module 4 can by received voltage signal be converted to current signal and export to the control for brake mould of vehicle
Block.Hardware circuit is eliminated, so that wheel speed sensors simulation system can easily carry out different types of wheel speed sensors
Simulation, meets the testing requirement of different wheel speed sensors.Waveform generating module 3 and current source module 4 can form wave simulation
Device.Waveform compilation module 1 may include square wave unit 11 for generating square-wave signal, may include three-level cells 12 for giving birth to
It may include sine wave unit 13 for generating sine wave signal at three level signal.Control module 2 may include self-test unit
21 for carrying out waveform self-test.
According to an embodiment of the present invention, wheel speed sensors analogy method comprises the following methods: generation is used respectively
In the waveform signal of cam axle type sensor, active sensor and passive sensor, selected according to the type of wheel speed sensors
It selects corresponding waveform signal to export to waveform generating module, the received waveform signal of institute is converted to electricity by the waveform generating module
Pressure signal is exported to current source module, and the received voltage signal of institute is converted to current signal and exported to vehicle by the current source module
Brake control module.The wheel speed sensors analogy method easily can carry out mould to different types of wheel speed sensors
It is quasi-, meet the testing requirement of different wheel speed sensors.
Core of the real-time emulation system as power supply, input and output and Communication Control can be used in automotive electronics rack, control
The input of automobile electronic module processed and the output for detecting automobile electronic module, are developed and are surveyed to entire automobile electronic system
Examination.The letter of common wheel speed sensors can be simulated automatically or according to the input of operator on automotive electronics rack
Number, meet the exploitation testing requirement under modules difference operating condition especially dangerous working condition.System can largely reduce practical work
The demand of journey vehicle reduces time and the cost of exploitation test.
The process example simulated to wheel speed sensors is as follows: waveform compilation module can be according to four wheel wheel speed sizes
With the input in direction, the coding of wheel speed signal is modulated；Control module according to the type of sensor, selects the waveform of output；So
It is exported afterwards by waveform generating module to current source module；Current source module output current signal is to brake control module or wheel speed
Sensor receiving module；Finally, brake control module or wheel speed sensors receiving module are believed by the wheel speed that CAN bus will acquire
It number is output in bus, passes through the size that CAN bus module obtains wheel speed.
Active wheel speed sensor receiving module can issue self-test waveform when powering on or restarting, while can detect wheel speed sensing
The self-test waveform of device feedback, and match, so that wheel speed sensors receiving module smoothly completes power-on self-test, into normal work shape
State.If the waveform for feeding back waveform and sending mismatches, can not work normally.Feedback waveform can follow self-test waveform, complete
At power-on self-test.System tracks processing module using wheel speed sensors receiving module power-on self-test, realizes that different type wheel speed passes
Sensor signal power-on self-test process enables the system to be adapted to different wheel speed sensors receiving modules, can be automatically performed
Electric process of self-test.
The invention also includes a kind of computer readable storage mediums, are stored thereon with computer program, and the program is processed
The step of device realizes wheel speed sensors analogy method described in any one or more embodiment above-mentioned when executing, therefore
The technical characteristic having and the technical effect having correspond to the description of front, therefore details are not described herein.
Technical scope of the invention is not limited solely to the content in above description, and those skilled in the art can not take off
Under the premise of from technical thought of the invention, many variations and modifications are carried out to above-described embodiment, and these deformations and modification should all
In belonging to the scope of protection of the present invention.
Claims (10)
1. a kind of wheel speed sensors simulation system, which is characterized in that it includes waveform compilation module, control module, waveform generation
Module and current source module,
The waveform compilation module, which can generate, is respectively used to cam axle type sensor, active sensor and passive sensor
Waveform signal,
The control module can select corresponding waveform to believe according to the type of wheel speed sensors from the waveform compilation module
Number output to the waveform generating module,
The received waveform signal of institute can be converted to voltage signal and exported to the current source module by the waveform generating module,
The current source module can by received voltage signal be converted to current signal and export to the control for brake mould of vehicle
Block.
2. wheel speed sensors simulation system according to claim 1, which is characterized in that the waveform compilation module includes side
Wave unit is for generating square-wave signal.
3. wheel speed sensors simulation system according to claim 1, which is characterized in that the waveform compilation module includes three
Level-cell is for generating three level signal.
4. wheel speed sensors simulation system according to claim 1, which is characterized in that the waveform compilation module includes just
String wave unit is for generating sine wave signal.
5. wheel speed sensors simulation system according to claim 1, which is characterized in that it is directed to active sensor, it is described
Control module can export the direction signal of wheel speed to the waveform generating module.
6. wheel speed sensors simulation system according to claim 1, which is characterized in that the control module includes self-test list
Member is for carrying out waveform self-test.
7. a kind of wheel speed sensors analogy method, which is characterized in that it is comprised the following methods:
The waveform signal for being respectively used to cam axle type sensor, active sensor and passive sensor is generated,
Corresponding waveform signal is selected to export to waveform generating module according to the type of wheel speed sensors,
The received waveform signal of institute is converted to voltage signal and exported to current source module by the waveform generating module,
The current source module by received voltage signal be converted to current signal and export to the brake control module of vehicle.
8. wheel speed sensors analogy method according to claim 7, which is characterized in that be directed to active sensor, will take turns
The direction signal of speed is exported to the waveform generating module.
9. wheel speed sensors analogy method according to claim 7, which is characterized in that it includes waveform self-test.
10. a kind of storage medium, is stored thereon with computer program, which is characterized in that the realization when program is executed by processor
In claim 7 to 9 described in Arbitrary Term the step of wheel speed sensors analogy method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201711235550.1A CN109856426A (en) | 2017-11-30 | 2017-11-30 | Wheel speed sensors simulation system, wheel speed sensors analogy method and storage medium |
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| CN201711235550.1A CN109856426A (en) | 2017-11-30 | 2017-11-30 | Wheel speed sensors simulation system, wheel speed sensors analogy method and storage medium |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112147976A (en) * | 2020-08-12 | 2020-12-29 | 上汽通用五菱汽车股份有限公司 | Wheel speed simulation system and method |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100799493B1 (en) * | 2002-02-08 | 2008-01-31 | 주식회사 만도 | Apparatus for wheel speed signal generation in vehicle |
| CN101917178A (en) * | 2010-07-29 | 2010-12-15 | 北京交通大学 | Velocity transducer output signal analog device and method |
| CN102477914A (en) * | 2010-11-30 | 2012-05-30 | 联创汽车电子有限公司 | Simulator for rotating speed signals of engine |
| CN102495624A (en) * | 2011-12-02 | 2012-06-13 | 湖南大学 | Automatic ABSECU detection device |
| CN202424650U (en) * | 2011-12-21 | 2012-09-05 | 芜湖天宇科技开发有限公司 | Signal generator for detecting automobile instrument |
| CN103926844A (en) * | 2014-04-14 | 2014-07-16 | 南京航空航天大学 | High-fidelity rotation speed signal simulator based on double DDSes |
| CN203941002U (en) * | 2014-07-15 | 2014-11-12 | 北京汽车动力总成有限公司 | A kind of wheel speed simulation system |
| CN204055650U (en) * | 2014-08-26 | 2014-12-31 | 王可洲 | A kind of signal generator of automobile |
| CN104360604A (en) * | 2014-11-19 | 2015-02-18 | 清华大学 | Wheel speed simulating method and system used in automobile dynamics control simulation system |
| CN106094567A (en) * | 2016-06-15 | 2016-11-09 | 北京英创汇智科技有限公司 | A kind of wheel speed analog controlling research for automobile dynamics |
| CN106289802A (en) * | 2016-08-12 | 2017-01-04 | 南京理工大学 | A kind of portable vehicle wheel speed signal generating means |
-
2017
- 2017-11-30 CN CN201711235550.1A patent/CN109856426A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100799493B1 (en) * | 2002-02-08 | 2008-01-31 | 주식회사 만도 | Apparatus for wheel speed signal generation in vehicle |
| CN101917178A (en) * | 2010-07-29 | 2010-12-15 | 北京交通大学 | Velocity transducer output signal analog device and method |
| CN102477914A (en) * | 2010-11-30 | 2012-05-30 | 联创汽车电子有限公司 | Simulator for rotating speed signals of engine |
| CN102495624A (en) * | 2011-12-02 | 2012-06-13 | 湖南大学 | Automatic ABSECU detection device |
| CN202424650U (en) * | 2011-12-21 | 2012-09-05 | 芜湖天宇科技开发有限公司 | Signal generator for detecting automobile instrument |
| CN103926844A (en) * | 2014-04-14 | 2014-07-16 | 南京航空航天大学 | High-fidelity rotation speed signal simulator based on double DDSes |
| CN203941002U (en) * | 2014-07-15 | 2014-11-12 | 北京汽车动力总成有限公司 | A kind of wheel speed simulation system |
| CN204055650U (en) * | 2014-08-26 | 2014-12-31 | 王可洲 | A kind of signal generator of automobile |
| CN104360604A (en) * | 2014-11-19 | 2015-02-18 | 清华大学 | Wheel speed simulating method and system used in automobile dynamics control simulation system |
| CN106094567A (en) * | 2016-06-15 | 2016-11-09 | 北京英创汇智科技有限公司 | A kind of wheel speed analog controlling research for automobile dynamics |
| CN106289802A (en) * | 2016-08-12 | 2017-01-04 | 南京理工大学 | A kind of portable vehicle wheel speed signal generating means |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112147976A (en) * | 2020-08-12 | 2020-12-29 | 上汽通用五菱汽车股份有限公司 | Wheel speed simulation system and method |
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