CN107554532A - A kind of vehicle active safety control system, control method and automobile - Google Patents
A kind of vehicle active safety control system, control method and automobile Download PDFInfo
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- CN107554532A CN107554532A CN201710680243.8A CN201710680243A CN107554532A CN 107554532 A CN107554532 A CN 107554532A CN 201710680243 A CN201710680243 A CN 201710680243A CN 107554532 A CN107554532 A CN 107554532A
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- signal
- brake disc
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- active safety
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Abstract
The invention provides a kind of vehicle active safety control system, control method and automobile, vehicle active safety control system includes：Signal acquisition module, for obtaining the brake disc temperature signal and GES that detect；Control module, for according to brake disc temperature signal and GES, obtaining control signal；Execution module, for according to control signal, being controlled to the speed changer and/or air throttle of vehicle.A kind of vehicle active safety control system, control method and automobile provided by the invention reduce speed by adjusting speed changer and air throttle, the effective braking time for alleviating brake disc, it is therefore prevented that brake disc produces thermal deformation and fire check and and then the potential safety hazard that triggers because temperature is too high.
Description
Technical field
The present invention relates to automotive field, more particularly to a kind of vehicle active safety control system, control method and automobile.
Background technology
Vehicle frequently can lead to brake disc temperature when frequently being touched on the brake during with car or long descent run touches on the brake
It is too high, brake efficiency reduce the problem of.If brake disc hot soak condition, and driver does not pay attention to, then may cause to make
There is the problems such as fire check or thermal deformation in Moving plate, influences the brake disc life-span.Particularly, if in the too high situation of brake disc temperature
Under, when emergency case, which occurs, to be needed to bring to a halt, because brake disc temperature is too high, then it may cause between friction plate and brake disc
Coefficient of friction reduces, and significantly extends braking distance, so as to cause the accident, endangers personal safety and the property peace of driver
Entirely.
The content of the invention
Technical problems to be solved of the embodiment of the present invention be to provide a kind of vehicle active safety control system, control method and
Automobile, to realize that avoiding brake disc from working long hours causes brake disc temperature too high, brake disc is set to produce thermal deformation and hot tearing
The problems such as line, influence the service life of brake disc, and caused security risk.
In order to solve the above technical problems, the embodiments of the invention provide a kind of vehicle active safety control system, including：Letter
Number acquisition module, for obtaining the brake disc temperature signal and GES that detect；
Control module, for according to brake disc temperature signal and GES, obtaining control signal；
Execution module, for according to control signal, being controlled to vehicle.
Also include：Alarm module, for entering line flicker according to control signal, controller dial plate braking warning lamp.
Wherein, signal acquisition module obtains the brake disc temperature signal and electric stabilizing system root of temperature sensor collection
The wheel speed signal collected according to wheel speed sensors, the first GES of output；
For control module when brake disc temperature signal is more than the first preset value, control module sends the first control signal；
When first GES is less than the second preset value or when brake disc temperature signal is less than the first preset value, control module is not sent out
Go out control signal.
Wherein, signal acquisition module obtains the brake disc temperature signal and electric stabilizing system that temperature sensor detects
The wheel speed signal collected according to wheel speed sensors, the second GES of output；
For control module when brake disc temperature signal is more than the first preset value, control module sends the second control signal,
When second GES is more than the second preset value, control module sends the 3rd control signal；
First execution module and the second execution module receive the 3rd control signal control speed changer and/or air throttle.
Wherein, alarm module is stated to be braked alarm lamp flicker according to the first control signal or the second control signal.
Wherein, temperature sensor is arranged on the hub outer ring of brake disc.
Wherein, the first preset value is 350 DEG C.
Wherein, the second preset value is 50Km/h.
The embodiment of the present invention additionally provides a kind of automobile, including vehicle active safety control system as described above.
The embodiment of the present invention additionally provides a kind of vehicle active safety control method, including：
Obtain the brake disc temperature signal and GES detected；
According to brake disc temperature signal and GES, control signal is obtained；
According to control signal, vehicle is controlled.
Wherein, the step of obtaining the brake disc temperature signal and GES that detect includes：
The brake disc temperature signal and electric stabilizing system for obtaining temperature sensor collection gather according to wheel speed sensors
The wheel speed signal arrived, the first GES of output.
Wherein, according to brake disc temperature signal and GES, the step of obtaining control signal, includes：
When brake disc temperature signal is more than the first preset value, the first control signal is sent；
When the first GES is less than the second preset value or when brake disc temperature signal is less than the first preset value, no
Send control signal.
Wherein, the step of obtaining the brake disc temperature signal and GES that detect includes：
The brake disc temperature signal and electric stabilizing system that acquisition temperature sensor detects are adopted according to wheel speed sensors
The wheel speed signal collected, the second GES of output.
Wherein, according to brake disc temperature signal and GES, the step of obtaining control signal, includes：
When brake disc temperature signal is more than the first preset value, the second control signal is sent, is more than in the second GES
During the second preset value, the 3rd control signal is sent.
Wherein, according to control signal, the step of being controlled to vehicle, includes：
According to the first control signal or the second control signal, brake alarm lamp flicker；Or according to the 3rd control signal
Control speed changer and/or air throttle.
Compared with prior art, vehicle active safety control system, control method and automobile provided in an embodiment of the present invention,
At least have the advantages that：
1st, the embodiment of the present invention reduces speed by adjusting speed changer and air throttle, effectively alleviates the system of brake disc
The dynamic time, it is therefore prevented that brake disc causes brake disc temperature too high because the working time is long and and then the potential safety hazard that triggers.
2nd, the strong temperature sensor of the embodiment of the present invention is arranged on hub outer ring, effectively avoids brake disc temperature mistake
Height influence to caused by temperature sensor, it is ensured that the normal work of temperature sensor.
3rd, the embodiment of the present invention carries out active safety control by collecting temperature signal and GES to vehicle, meanwhile,
Driver is warned by alarm module, started with terms of two, reduces the security risk of vehicle.
Brief description of the drawings
Fig. 1 is the vehicle active safety control system block diagram of the present invention；
Fig. 2 is one of vehicle active safety control system flow schematic diagram of the present invention；
Fig. 3 is the two of the vehicle active safety control system flow schematic diagram of the present invention；
Fig. 4 is temperature sensor location schematic diagram in vehicle active safety control system of the invention；
Fig. 5 is the vehicle active safety control system control method schematic flow sheet of the present invention.
【Description of reference numerals】
1st, brake disc；2nd, hub outer ring；3rd, temperature sensor.
Embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.In the following description, there is provided such as specific configuration and the specific detail of component are only
In order to help comprehensive understanding embodiments of the invention.Therefore, it will be apparent to those skilled in the art that can be to reality described herein
Example is applied to make various changes and modifications without departing from scope and spirit of the present invention.In addition, for clarity and brevity, eliminate pair
The description of known function and construction.
It should be understood that " one embodiment " or " embodiment " that specification is mentioned in the whole text mean it is relevant with embodiment
During special characteristic, structure or characteristic are included at least one embodiment of the present invention.Therefore, occur everywhere in entire disclosure
" in one embodiment " or " in one embodiment " identical embodiment is not necessarily referred to.In addition, these specific feature, knots
Structure or characteristic can combine in one or more embodiments in any suitable manner.
In various embodiments of the present invention, it should be appreciated that the size of the sequence number of following each processes is not meant to perform suitable
The priority of sequence, the execution sequence of each process should be determined with its function and internal logic, without the implementation of the reply embodiment of the present invention
Process forms any restriction.
In addition, the terms " system " and " network " are often used interchangeably herein.
It should be understood that the terms "and/or", only a kind of incidence relation for describing affiliated partner, expression can deposit
In three kinds of relations, for example, A and/or B, can be represented：Individualism A, while A and B be present, these three situations of individualism B.
In addition, character "/" herein, it is a kind of relation of "or" to typically represent forward-backward correlation object.
In embodiment provided herein, it should be appreciated that " B " corresponding with A represents that B is associated with A, can be with according to A
Determine B.It is also to be understood that determine that B is not meant to determine B only according to A according to A, can also be according to A and/or other information
Determine B.
Referring to Fig. 1, the embodiment provides a kind of vehicle active safety control system, including：Signal acquisition mould
Block, for obtaining the brake disc temperature signal and GES that detect；
Control module, for according to brake disc temperature signal and GES, obtaining control signal；
Execution module, for according to control signal, being controlled to vehicle.
Also include：Alarm module, for entering line flicker according to control signal, controller dial plate braking warning lamp.
Referring to Fig. 2, in a kind of vehicle active safety control system that embodiments of the invention provide,
Step 201, signal acquisition module obtains brake disc temperature signal and the electronic stability system that temperature sensor 1 gathers
The wheel speed signal that system collects according to wheel speed sensors, the first GES of output；
Step 202, for control module when brake disc temperature signal is more than the first preset value, control module sends the first control
Signal；
Step 203, when the first GES is less than the second preset value, control module does not send control signal；
Step 204, when brake disc temperature signal is less than the first preset value, control module does not send control signal.
Referring to Fig. 3, in a kind of vehicle active safety control system that embodiments of the invention provide,
Step 301, signal acquisition module obtains the brake disc temperature signal and electronic stability that temperature sensor 1 detects
The wheel speed signal that system collects according to wheel speed sensors, the second GES of output；
Step 302, for control module when brake disc temperature signal is more than the first preset value, control module sends the second control
Signal；
Step 303, when the second GES is more than the second preset value, control module sends the 3rd control signal；
Step 304, the first execution module and the second execution module receive the 3rd control signal control speed changer and/or section
Valve.
Control speed changer is exactly that output torque and gear adjustment are carried out to speed changer, reduces power output；
It is exactly the opening angle for reducing air throttle to control air throttle, reduces air inflow, and then reduce power output.
Preferably, in a kind of vehicle active safety control system that embodiments of the invention provide,
Alarm module brakes alarm lamp flicker according to the first control signal or the second control signal.
Referring to Fig. 4, it is preferable that temperature sensor 1 is arranged on the hub outer ring 2 of brake disc 3.Hub is in vehicle
It will not be dismantled substantially in one life cycle, and hub does not contact with friction plate, therefore installed on hub outer ring 2
Non-contact temperature sensor 1, that is, can guarantee that the accuracy of temperature, and and can ensures that temperature sensor 1 is not damaged by, it is ensured that vehicle
The normal operation of active safety control system.
Preferably, the first preset value is 350 DEG C.High temperature can typically trigger the problems such as brake disc thermal deformation and fire check, sternly
Ghost image rings the brake disc life-span, and friction plate friction coefficient is also more sensitive to temperature, and high temperature easily causes friction plate friction system
Number reduces, and causes brake efficiency to reduce, therefore should ensure that brake disc temperature preferably not more than 350 DEG C.
Preferably, the second preset value is 50Km/h.After brake disc temperature is higher than 350 DEG C, thermal deformation can occur for brake disc
And the problems such as fire check, meanwhile, friction plate friction coefficient is more sensitive to temperature, and high temperature causes friction plate friction coefficient to reduce,
Brake efficiency is caused to reduce, if now speed is more than 50Km/h, when emergency occurs, braking distance can become longer,
Traffic accident easily occurs.
The embodiment of the present invention additionally provides a kind of automobile, including vehicle active safety control system as described above.
Referring to Fig. 5, the embodiment of the present invention additionally provides a kind of vehicle active safety control method, including：
Step 501, the brake disc temperature signal and GES detected is obtained；
Step 502, according to brake disc temperature signal and GES, control signal is obtained；
Step 503, according to control signal, vehicle is controlled.
Specifically, the step of obtaining the brake disc temperature signal and GES that detect includes：
The brake disc temperature signal and electric stabilizing system for obtaining temperature sensor collection gather according to wheel speed sensors
The wheel speed signal arrived, the first GES of output.
Further, according to brake disc temperature signal and GES, the step of obtaining control signal, includes：
When brake disc temperature signal is more than the first preset value, the first control signal is sent；
When the first GES is less than the second preset value or when brake disc temperature signal is less than the first preset value, no
Send control signal.
Specifically, the step of obtaining the brake disc temperature signal and GES that detect includes：
The brake disc temperature signal and electric stabilizing system that acquisition temperature sensor detects are adopted according to wheel speed sensors
The wheel speed signal collected, the second GES of output.
Further, according to brake disc temperature signal and GES, the step of obtaining control signal, includes：
When brake disc temperature signal is more than the first preset value, the second control signal is sent, is more than in the second GES
During the second preset value, the 3rd control signal is sent.
Preferably, according to control signal, the step of being controlled to vehicle, includes：
According to the first control signal or the second control signal, brake alarm lamp flicker；Or according to according to the 3rd control
Signal controls speed changer and/or air throttle.
The present invention vehicle active safety control system, control method and automobile, by gather brake disc temperature signal and
GES is simultaneously judged it, and then controls execution module to carry out deceleration control, and control alarm module is carried out to driver
Warning, it can effectively prevent brake disc from thermal deformation occurring because of overheat and produce fire check, and friction plate coefficient reduces band
The problem of brake efficiency come reduces, so as to reduce the generation of security incident.
In addition, the present invention can in different examples repeat reference numerals and/or letter.This repetition be in order to simplify and
Clear purpose, the relation between itself not indicating discussed various embodiments and/or setting.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (15)
- A kind of 1. vehicle active safety control system, it is characterised in that including：Signal acquisition module, for obtaining the brake disc temperature signal and GES that detect；Control module, for according to the brake disc temperature signal and GES, obtaining control signal；Execution module, for according to the control signal, being controlled to vehicle.
- 2. vehicle active safety control system according to claim 1, it is characterised in that also include：Alarm module, for entering line flicker according to the control signal, controller dial plate braking warning lamp.
- 3. vehicle active safety control system according to claim 2, it is characterised in thatThe signal acquisition module obtain temperature sensor (1) collection brake disc temperature signal and electric stabilizing system according to The wheel speed signal that wheel speed sensors collect, the first GES of output；For the control module when the brake disc temperature signal is more than the first preset value, the control module sends the first control Signal；It is less than the first preset value when first GES is less than the second preset value or in the brake disc temperature signal When, the control module does not send control signal.
- 4. vehicle active safety control system according to claim 3, it is characterised in thatThe signal acquisition module obtains the brake disc temperature signal and electric stabilizing system root that temperature sensor (1) detects The wheel speed signal collected according to wheel speed sensors, the second GES of output；For the control module when the brake disc temperature signal is more than the first preset value, the control module sends the second control Signal, when second GES is more than the second preset value, the control module sends the 3rd control signal；First execution module and second execution module receive the 3rd control signal control speed changer and/or section Valve.
- 5. vehicle active safety control system according to claim 4, it is characterised in thatThe alarm module brakes alarm lamp flicker according to first control signal or the second control signal.
- 6. the vehicle active safety control system according to claim 2 or 4, it is characterised in that the temperature sensor (1) Installed in the hub outer ring (2) of brake disc (3).
- 7. vehicle active safety control system according to claim 4, it is characterised in that first preset value is 350 ℃。
- 8. vehicle active safety control system according to claim 3, it is characterised in that second preset value is 50Km/h。
- A kind of 9. automobile, it is characterised in that including：Vehicle active safety control system as described in claim any one of 1-8.
- A kind of 10. vehicle active safety control method, it is characterised in that including：Obtain the brake disc temperature signal and GES detected；According to the brake disc temperature signal and GES, control signal is obtained；According to the control signal, vehicle is controlled.
- 11. vehicle active safety control method according to claim 10, it is characterised in that obtain the brake disc detected The step of temperature signal and GES, includes：What the brake disc temperature signal and electric stabilizing system of acquisition temperature sensor collection collected according to wheel speed sensors Wheel speed signal, the first GES of output.
- 12. vehicle active safety control method according to claim 11, it is characterised in that according to the brake disc temperature Signal and GES, the step of obtaining control signal, include：When the brake disc temperature signal is more than the first preset value, the first control signal is sent；It is less than the first preset value when first GES is less than the second preset value or in the brake disc temperature signal When, do not send control signal.
- 13. vehicle active safety control method according to claim 12, it is characterised in that obtain the brake disc detected The step of temperature signal and GES, includes：The brake disc temperature signal and electric stabilizing system that acquisition temperature sensor detects collect according to wheel speed sensors Wheel speed signal, the second GES of output.
- 14. vehicle active safety control method according to claim 13, it is characterised in that according to the brake disc temperature Signal and GES, the step of obtaining control signal, include：When the brake disc temperature signal is more than the first preset value, the second control signal is sent, in second GES During more than the second preset value, the 3rd control signal is sent.
- 15. vehicle active safety control method according to claim 14, it is characterised in that according to the control signal, The step of being controlled to vehicle includes：According to first control signal or second control signal, brake alarm lamp flicker；Or according to the described 3rd Control signal controls speed changer and/or air throttle.
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| CN201710680243.8A CN107554532A (en) | 2017-08-10 | 2017-08-10 | A kind of vehicle active safety control system, control method and automobile |
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| CN201710680243.8A CN107554532A (en) | 2017-08-10 | 2017-08-10 | A kind of vehicle active safety control system, control method and automobile |
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| CN201710680243.8A Pending CN107554532A (en) | 2017-08-10 | 2017-08-10 | A kind of vehicle active safety control system, control method and automobile |
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Application publication date: 20180109 |