CN105258953B - The control detecting system of vehicle sensors and there is its vehicle - Google Patents
The control detecting system of vehicle sensors and there is its vehicle Download PDFInfo
- Publication number
- CN105258953B CN105258953B CN201510726829.4A CN201510726829A CN105258953B CN 105258953 B CN105258953 B CN 105258953B CN 201510726829 A CN201510726829 A CN 201510726829A CN 105258953 B CN105258953 B CN 105258953B
- Authority
- CN
- China
- Prior art keywords
- power module
- sensor
- vehicle
- detecting system
- voltage
- 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.)
- Active
Links
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The invention discloses a kind of control detecting system of vehicle sensors and there is its vehicle, the control detecting system of vehicle sensors is by setting a power supply individually to power each sensor on vehicle, and electric power output voltage and the operating voltage of sensor to individually powering are acquired, the failure situation of the power supply, sensor or the connection line that judge individually to power by above-mentioned magnitude of voltage；First enable signal interface is set to each power supply individually powered simultaneously and the second enable signal interface is set to all individually power supplies.The invention has the advantages that：Transducer fault detection precision is high, can judge the abort situation of sensor；It can realize and multiple sensors are individually controlled or all the sensors are uniformly controlled, control flexibility is good；All probe power modules can be uniformly controlled by the second enable signal and are turned on and off, and the second enable signal can be cut off when system standby to turn off all sensor power supplies, reduce energy consumption.
Description
Technical field
The present invention relates to sensor control field, and in particular to a kind of control detecting system of vehicle sensors and has it
Vehicle.
Background technology
With the issue in the international ISO26262 automobile functions security development standard end of the year in 2011, accurately sensor is judged
Failure seem have it is particularly important, it is low for the accuracy of judgement degree whether to break down of vehicle sensors in the prior art.
The content of the invention
It is contemplated that at least solves one of above-mentioned technical problem.
Therefore, first purpose of the present invention is the control detecting system for proposing a kind of vehicle sensors.
Second object of the present invention is to propose a kind of vehicle.
To achieve these goals, the embodiment of the first aspect of the present invention discloses a kind of control inspection of vehicle sensors
Examining system, including：Multiple power modules, correspond and set with multiple sensors on automobile, for the sensor being correspondingly arranged
Individually power supply, the multiple power module are provided with the first enable signal receiving interface；Single-chip microcomputer, the single-chip microcomputer include：
Multiple first enable signal transmission interfaces, correspond and set with the multiple first enable signal receiving port, for institute
State multiple receiver ports and send the first enable signal, start corresponding power module；Multiple supply voltage signal receiving end
Mouthful, correspond and set with the multiple power module, the multiple power supply voltage signal receiving port is used to gather institute respectively
State the output voltage of multiple power modules；Multiple sensor voltage signal receiving ports, corresponded with the multiple sensor
Set, the multiple sensor voltage signal receiving port is used for the output voltage for gathering the multiple sensor respectively；Wherein,
The single-chip microcomputer is used for whether the power module according to corresponding to judging the output voltage of each power module to break down, the list
Piece machine is additionally operable to whether the sensor according to corresponding to judging the output voltage of each sensor breaks down.
The control detecting system of vehicle sensors according to embodiments of the present invention, it is independent to multiple sensors on vehicle
Probe power module is set, and output voltage is gathered to probe power module and sensor, judges to pass by output voltage
Whether sensor power module and sensor break down, so that Transducer fault detection precision is high.
In addition, the control detecting system of vehicle sensors according to the above embodiment of the present invention, can also have following attached
The technical characteristic added：
Further, in addition to：Vehicle battery；Switch, the switch connect with the single-chip microcomputer, the vehicle battery
Connect, be turned on or off according to the drive signal of the single-chip microcomputer；And power module general supply, the power module general supply with
The vehicle battery is connected by the switch, and the other end is connected with the multiple power module respectively；The power module
General supply is used to power to the multiple power module.
Further, the multiple power module is the power module for possessing voltage conversion function.
Further, in addition to：Multiple voltage signal processing modules, correspond and set with the multiple power module,
The output voltage signal that the multiple voltage signal processing module is used for the power module to being correspondingly arranged respectively is filtered place
Reason.
Further, in addition to：Multiple collecting sensor signal modules, correspond and set with the multiple sensor,
The output voltage signal that the multiple collecting sensor signal module is used for the multiple sensor to being correspondingly arranged respectively enters
Row filtering process.
Further, the switch is triode or metal-oxide-semiconductor.
To achieve these goals, the embodiment of the second aspect of the present invention discloses a kind of vehicle, including above-mentioned car
The control detecting system of sensor.
Multiple sensors on vehicle are separately provided probe power mould by a kind of vehicle according to embodiments of the present invention
Block is powered for it, and gathers output voltage to probe power module and sensor, judges probe power by output voltage
Whether module and sensor break down, so that Transducer fault detection precision is high；Multiple power modules are by single-chip microcomputer
Enable signal controls whether that power module general supply supplies power for, and causes corresponding multiple sensor operations or stops, while each
Power module individually controls whether that work sensor operation or stops corresponding to causing by the enable signal of single-chip microcomputer, realizes pair
The independent control of multiple sensors and overall control.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination accompanying drawings below to embodiment
Substantially and it is readily appreciated that, wherein：
Fig. 1 is the structural representation of the vehicle sensors fault detection system of one embodiment of the invention；
Fig. 2 be one embodiment of the invention probe power module and sensor detection flow chart.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the present invention.In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint are relative
Importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
With reference to following description and accompanying drawing, it will be clear that these and other aspects of embodiments of the invention.In these descriptions
In accompanying drawing, some particular implementations in embodiments of the invention are specifically disclosed, to represent to implement the implementation of the present invention
Some modes of the principle of example, but it is to be understood that the scope of embodiments of the invention is not limited.On the contrary, the present invention
Embodiment includes all changes, modification and the equivalent fallen into the range of the spirit and intension of attached claims.
Vehicle sensors fault detection system according to embodiments of the present invention is described below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of the vehicle sensors control detecting system of one embodiment of the invention.
It refer to Fig. 1, vehicle sensors fault detection system, including multiple power modules and single-chip microcomputer.
Wherein, multiple power modules connect one to one with multiple sensors on vehicle, for corresponding sensor
Power supply.Each power module is provided with the first enable signal receiving interface, during by receiving the control signal from single-chip microcomputer
Start, corresponding sensor is powered, makes working sensor.
In one embodiment of the invention the control detecting system of vehicle sensors also include vehicle battery, switch and
Power module general supply.Power module general supply and vehicle battery are connected by switching, the other end respectively with multiple power supply moulds
Block connects.Power module general supply is used to power to multiple power modules.
Specifically, the drive signal sent by single-chip microcomputer is turned on or off come controlling switch, so as to control vehicle electric power storage
Whether pond powers to power module general supply, and then controls whether battery module general supply is powered to multiple battery modules.
In one embodiment of the invention, switch and give triode after drive signal for triode or metal-oxide-semiconductor, single-chip microcomputer
Or MOS conductings.In the example of the present invention, switch as NMOS tube, corresponding drive signal is provided by flash drive circuit
After turn on.
In one embodiment of the invention, multiple power modules are the power module for possessing voltage conversion function, are used
In operating voltage of the voltage conversion for providing power module vehicle battery needed for respective sensor.
Single-chip microcomputer, including multiple first enable signal transmission interface IO0/IO1/IO2/IO3, the second enable signal hair
Send interface, multiple supply voltage receiver port AD0/AD2/AD4/AD6 and multiple sensor voltage signal receiving ports
AD1/AD3/AD5/AD7.Each first enable signal sending port is connected with a power module.Each power supply voltage signal connects
Receiving end mouth is used for the output voltage for receiving corresponding power module.Each sensor voltage signal receiving port is used to receive correspondingly
Sensor output voltage.
In the example of the present invention, Fig. 2 is refer to, A, B, C, D and E are constant.In this example, A 4.8V,
B is 4.9V, C 0.1V, D 0.75V, E 4.45V.Under the normal operation of accelerator pedal sensor 1, the work model of voltage
Enclose and be more than or equal to 4.8V for 0.75V-4.45V, the normal output voltage of power module 1, examined by the magnitude of voltage for detecting AD0 interfaces
Survey power module 1 whether normal work.When AD0 voltages are less than 4.8V, represent that power module 1 breaks down.Work as power module
During fault-free, continue to judge whether AD1 is more than 4.9V, be then to represent accelerator pedal sensor 1 to power supply short circuit.Work as accelerator pedal
When not to power supply short circuit, judge whether AD1's is less than 0.1V, be then to represent the shorted to earth of accelerator pedal sensor 1.On if
State failure all not occur, determine whether AD1 is more than or equal to 0.75V and is less than or equal to 4.45V, be then to represent to add
Speed pedal sensor 1 is normal, otherwise represents the failure of accelerator pedal sensor 1.It should be noted that stepped in this example according to acceleration
Voltage range and different sensor constructions under the normal operation of plate sensor 1, the output voltage of accelerator pedal sensor 1
It can adjust accordingly, the data in the present embodiment are only a kind of exemplary illustrations, it is impossible to be interpreted as the limitation of the present invention.
In one embodiment of the invention, in addition to：Multiple supply voltage signal processing module, with multiple power modules
Correspond and set.Between one end of each power supply voltage signal processing module and the power module and sensor that are correspondingly arranged
Node is connected, and the other end is connected with single-chip microcomputer.Each supply voltage processing module includes filtering and/or division module, for pair
The output voltage for the power module being correspondingly arranged carries out partial pressure and/or filtering.
In one embodiment of the invention, in addition to：Multiple sensor voltage signal acquisition modules, with multiple sensors
Correspond and set.One end of each sensor voltage signal acquisition module is connected with the sensor being correspondingly arranged, the other end and
Single-chip microcomputer connects.Each sensor voltage signal acquisition module includes filtering and/or division module, for the biography to being correspondingly arranged
The output voltage of sensor is filtered and/or partial pressure.
The embodiment of the invention also discloses a kind of vehicle, including above-mentioned vehicle sensors fault detection system.
In addition, the control detecting system of the vehicle sensors of the embodiment of the present invention and with its vehicle other compositions with
And effect is all known for a person skilled in the art, in order to reduce redundancy, is not repeated.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be any
One or more embodiments or example in combine in an appropriate manner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The scope of invention is by claim and its equivalent limits.
Claims (7)
- A kind of 1. control detecting system of vehicle sensors, it is characterised in that including：Multiple power modules, corresponding and set with multiple sensors on automobile, the sensor to be correspondingly arranged individually is powered, The multiple power module is provided with the first enable signal receiving interface；Single-chip microcomputer, the single-chip microcomputer include：Multiple first enable signal transmission interfaces, correspond and set with the multiple first enable signal receiving port, be used for The first enable signal is sent to the receiver port of the multiple power module, starts corresponding power module；Multiple supply voltage receiver port, correspond and set with the multiple power module, the multiple supply voltage Receiver port is used for the output voltage for gathering the multiple power module respectively；Multiple sensor voltage signal receiving ports, correspond and set with the multiple sensor, the multiple sensor electricity Pressure receiver port is used for the voltage for gathering the multiple sensor respectively；Wherein, the single-chip microcomputer is used for whether the power module according to corresponding to judging the output voltage of each power module to occur event Barrier, the single-chip microcomputer are additionally operable to whether the sensor according to corresponding to judging the output voltage of each sensor breaks down.
- 2. the control detecting system of vehicle sensors according to claim 1, it is characterised in that also include：Vehicle battery；Switch, the switch are connected with the single-chip microcomputer, the vehicle battery, are turned on according to the drive signal of the single-chip microcomputer Or disconnect；AndPower module general supply, the power module general supply are connected with the vehicle battery by the switch, the other end It is connected respectively with the multiple power module；The power module general supply is used to power to the multiple power module.
- 3. the control detecting system of vehicle sensors according to claim 2, it is characterised in that the multiple power module It is the power module for possessing voltage conversion function.
- 4. the control detecting system of vehicle sensors according to claim 1, it is characterised in that also include：Multiple voltage signal processing modules, correspond and set with the multiple power module, the multiple voltage signal processing Module is used to be filtered processing to respective sensor operating voltage respectively.
- 5. the control detecting system of vehicle sensors according to claim 1, it is characterised in that also include：Multiple signal acquisition modules, correspond and set with the multiple sensor, the multiple signal acquisition module is used to divide The other output voltage signal to corresponding the multiple sensor is filtered processing.
- 6. the control detecting system of vehicle sensors according to claim 2, it is characterised in that the switch is triode Or metal-oxide-semiconductor.
- 7. a kind of vehicle, it is characterised in that include the control detecting system of any described vehicle sensors of claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510726829.4A CN105258953B (en) | 2015-10-30 | 2015-10-30 | The control detecting system of vehicle sensors and there is its vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510726829.4A CN105258953B (en) | 2015-10-30 | 2015-10-30 | The control detecting system of vehicle sensors and there is its vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105258953A CN105258953A (en) | 2016-01-20 |
| CN105258953B true CN105258953B (en) | 2018-03-13 |
Family
ID=55098730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510726829.4A Active CN105258953B (en) | 2015-10-30 | 2015-10-30 | The control detecting system of vehicle sensors and there is its vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105258953B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106533843B (en) * | 2016-12-23 | 2018-08-07 | 江苏中利电子信息科技有限公司 | The detection platform of intelligent ad hoc network data terminal communication base station |
| CN106533844B (en) * | 2016-12-23 | 2018-08-07 | 江苏中利电子信息科技有限公司 | The detection platform of intelligent ad hoc network data terminal communication station |
| CN109405867B (en) * | 2018-09-30 | 2021-12-03 | 科大讯飞股份有限公司 | Sensor detection control method and system for mobile robot |
| CN109144091A (en) * | 2018-11-06 | 2019-01-04 | 广州极飞科技有限公司 | A kind of flight controller and unmanned vehicle |
| CN109655091A (en) * | 2018-11-30 | 2019-04-19 | 五方智能车科技有限公司 | A kind of simulation of vehicle sensors and test device |
| CN111381577A (en) * | 2018-12-29 | 2020-07-07 | 北京宝沃汽车有限公司 | Method, device, controller and vehicle for diagnosing faults |
| CN112305290B (en) * | 2019-07-25 | 2023-11-24 | 比亚迪半导体股份有限公司 | Current detection device |
| CN111959418A (en) * | 2020-10-21 | 2020-11-20 | 蘑菇车联信息科技有限公司 | Vehicle signal detection circuit, signal detection device and vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101697068A (en) * | 2009-10-30 | 2010-04-21 | 安徽天健环保车辆部件有限公司 | Vehicle body control system based on CAN bus |
| CN201638057U (en) * | 2010-03-26 | 2010-11-17 | 清华大学 | Device for recording operation information and analyzing faults of hybrid power bus transmission system |
| CN202046278U (en) * | 2011-03-02 | 2011-11-23 | 山东天海电装有限公司 | Whole automobile controller for new energy automobile |
| CN102866703A (en) * | 2012-09-24 | 2013-01-09 | 山东天海电装有限公司 | Intelligent testing system for controllers of electric vehicles |
| CN104071224A (en) * | 2014-06-08 | 2014-10-01 | 山东天海科技股份有限公司 | Electric power steering system of new energy vehicle and control method of electric control unit thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5504696B2 (en) * | 2009-06-01 | 2014-05-28 | 日産自動車株式会社 | Fault diagnosis device for voltage sensor |
-
2015
- 2015-10-30 CN CN201510726829.4A patent/CN105258953B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101697068A (en) * | 2009-10-30 | 2010-04-21 | 安徽天健环保车辆部件有限公司 | Vehicle body control system based on CAN bus |
| CN201638057U (en) * | 2010-03-26 | 2010-11-17 | 清华大学 | Device for recording operation information and analyzing faults of hybrid power bus transmission system |
| CN202046278U (en) * | 2011-03-02 | 2011-11-23 | 山东天海电装有限公司 | Whole automobile controller for new energy automobile |
| CN102866703A (en) * | 2012-09-24 | 2013-01-09 | 山东天海电装有限公司 | Intelligent testing system for controllers of electric vehicles |
| CN104071224A (en) * | 2014-06-08 | 2014-10-01 | 山东天海科技股份有限公司 | Electric power steering system of new energy vehicle and control method of electric control unit thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105258953A (en) | 2016-01-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105258953B (en) | The control detecting system of vehicle sensors and there is its vehicle | |
| EP2595275B1 (en) | Assembled-battery voltage equalization apparatus | |
| US20120223722A1 (en) | Voltage Measurement Device and Voltage Measurement System | |
| US20110218748A1 (en) | Apparatus for Monitoring Battery Voltage and Temperature | |
| US20120323417A1 (en) | Examination system for electric vehicle or hybrid electric vehicle | |
| CN108263214B (en) | Energy control method and device for low-voltage storage battery of hybrid electric vehicle | |
| CN102928789B (en) | Distributed detection method with vibration and temperature and humidity detection for lithium battery pack | |
| CN100546847C (en) | A kind of flasher flash controller and control method thereof | |
| CN102902258A (en) | Integrated control system and method of electric vehicle | |
| CN105128677A (en) | Battery monitoring system | |
| EP2043218A3 (en) | Automotive power supply system | |
| US9304969B2 (en) | Hybrid construction machine | |
| CN103178581A (en) | Electric vehicle low-voltage high-current battery pack combination device and control method | |
| CN202772838U (en) | Electric vehicle power system with fault tolerance function | |
| CN106137043A (en) | The control method of sweeping robot and sweeping robot and control device | |
| CN104827573B (en) | Pumping machine system and its control method | |
| JP4830337B2 (en) | Electric motor control device and fault diagnosis method thereof | |
| WO2012008449A1 (en) | Battery pack voltage detection device | |
| CN105652337A (en) | Dust box detection device, dust box detection method and sweeper | |
| CN107407699A (en) | Cell managing device, battery monitor circuit, control system | |
| KR101679985B1 (en) | Method for detecting fusion of relay | |
| CN106004645A (en) | Trailer steering lamp control system and control method | |
| CN107107948A (en) | Steering for the automatic Pilot of motor vehicle | |
| CN107492684A (en) | The battery management system and vehicle of electrokinetic cell | |
| CN207488456U (en) | Detecting system, battery management system and the vehicle of battery cathode relay status |
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 |