CN108146378A - The control system of safety air bag and electric vehicle of a kind of electric vehicle - Google Patents
The control system of safety air bag and electric vehicle of a kind of electric vehicle Download PDFInfo
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- CN108146378A CN108146378A CN201810032537.4A CN201810032537A CN108146378A CN 108146378 A CN108146378 A CN 108146378A CN 201810032537 A CN201810032537 A CN 201810032537A CN 108146378 A CN108146378 A CN 108146378A
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- air bag
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
- B60R21/0132—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to vehicle motion parameters, e.g. to vehicle longitudinal or transversal deceleration or speed value
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/10—Dynamic electric regenerative braking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
- B60R21/0136—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to actual contact with an obstacle, e.g. to vehicle deformation, bumper displacement or bumper velocity relative to the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R2021/01204—Actuation parameters of safety arrangents
- B60R2021/01211—Expansion of air bags
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R2021/01204—Actuation parameters of safety arrangents
- B60R2021/01211—Expansion of air bags
- B60R2021/01245—Expansion of air bags selection of seat for bag expansion
Abstract
The present invention relates to New-energy electric vehicle technical fields, provide the control system of safety air bag and electric vehicle of a kind of electric vehicle.The system comprises：Acceleration transducer, for generating the first signal；Pedal force sensor, for generating second signal；Air spring control, for the generation regeneration energy recovery command when receiving the first signal and the second signal；Energy recycle device, for charging for accumulator；State collecting device；Air spring control is additionally operable to based on the anti-fried air bag of status information screening and non-anti-fried air bag；Anti- fried instruction execution unit is prevented frying instruction to prevent fried air bag explosion for performing air bag；Crash sensor, for acquiring collision information to correspond to the quick-fried instruction of air bag point；Audible-visual annunciator；Air bag explosion actuator, for performing, air bag point is quick-fried to be instructed to put quick-fried non-anti-fried air bag；And energy recycle device is additionally operable to charge for accumulator based on the quick-fried instruction of air bag point.Thus ensure that high safety drives the recycling of coefficient and high regenerating braking energy.
Description
Technical field
The present invention relates to New-energy electric vehicle technical field, the air bag control system of more particularly to a kind of electric vehicle
System and electric vehicle.
Background technology
The motor driven systems of pure electric vehicle and hybrid vehicle can be operated in power generation mode in vehicle braking process,
While providing braking torque for vehicle, the kinetic energy of vehicle is converted into electric energy to be stored into vehicle mounted dynamic battery, Ke Yiyou
The raising vehicle course continuation mileage of effect.But the control currently for vehicle braking energy recycling opportunity is typically all to be tied by ECU
It closes stroke sensor data and speed information etc. and carrys out COMPREHENSIVE CALCULATING braking acceleration, the computation burden for leading to ECU is larger, and holds
Easily miss the best opportunity of Brake energy recovery.
On the other hand, traditional air bag does not fully consider mainly around being designed how air bag opening
How to prevent air bag from missing quick-fried to harm caused by people.Therefore, often there is air bag and miss quick-fried, occupant being injured by air bag（Even
It is lethal）Situations such as.Therefore, air bag causes extensive concern to the injury of occupant.Air bag to human body according into injury master
There are several aspects：First, the quick-fried accidental injury of the mistake of air bag；Second, existing air bag is designed without considering that occupant's is more
Sample, therefore other member types such as children, child may be caused serious injury in detonation or even have dead danger
Danger；Third, existing airbag design is only to discriminate between frontal airbag system and side airbag system, it is positive when occurring
Collision accident and when reaching ignition condition, frontal airbag can be quick-fried with time point；Such as：When reaching ignition condition, car only has
One driver, when assistant driver seat is without occupant, copilot air bag also can be quick-fried with time point, and maintenance cost is caused to increase.
Further aspect, since air spring control is generally connected closely with the emergency braking of automobile, applicant is putting into practice this
When air spring control control firing safety air-bag is found during application, adjoint is also the braking energy of superelevation volume, and
These braking energies are ignored at present by the public always.
Another aspect, collision accident greater probability is happened at night, if crashing at this time, can lead to accompanying vehicle
Due to not perceiving the accident vehicle, continuous car accident is easy to cause, great damage is caused to people's lives and properties
It loses.
In view of this, a kind of safety coefficient it is high, can be effectively using the great number energy of emergency braking as regenerating energy regenerating
Electric vehicle control system of safety air bag and method be current industry popular research direction.
Invention content
In view of this, the present invention is directed to propose the control system of safety air bag and method of a kind of electric vehicle, at least portion
Ground is divided to solve above-mentioned technical problem.
In order to achieve the above objectives, technical scheme of the present invention provides a kind of control system of safety air bag of electric vehicle,
The air bag of electric vehicle includes frontal airbags, installing side airbag, operator seat air bag, co-driver air bag and leg air bag, wherein institute
The control system of safety air bag for stating electric vehicle includes：Acceleration transducer, for detecting the acceleration of electric vehicle letter
Breath, and for generating the first signal when the acceleration information is more than first threshold；Pedal force sensor is made for sensing
The pedal dynamics that dynamic pedal is born, and for generating second signal when the pedal dynamics is more than second threshold；Air bag control
Device processed is connected to the acceleration transducer and the pedal force sensor, and for that ought receive first letter simultaneously
Number and during the second signal, generation regeneration energy recovery command；Energy recycle device is connected to the air spring control and electricity
The accumulator of electrical automobile, and for the motor reversion based on the regeneration energy recovery command control electric vehicle, with for institute
State accumulator charging；And state collecting device, for the car status information of collection vehicle, occupant information and environment
Information；The air spring control is additionally operable to, based on the occupant information, determine without the corresponding air bag of seat, Retired old person seat
The corresponding air bag of chair and the corresponding air bag of specified seat are anti-fried air bag；Based on the car status information, at vehicle
When dead ship condition or speed are less than preset travel speed, determine all air bags for anti-fried air bag；And based on the driving ring
Border information, judges whether vehicle has risk of collision relative to other vehicles or barrier, will have the seat corresponding if having
Air bag is determined as non-anti-fried air bag, is otherwise determined as anti-fried air bag, and prevent fried instruction for the anti-fried air bag generation air bag；With
And anti-fried instruction execution unit, prevent fried instruction, and perform the air bag and prevent for obtaining the air bag from the air spring control
It is fried to instruct to prevent the anti-fried air bag explosion；Crash sensor, for acquiring the collision information from vehicle all directions；Institute
Air spring control is stated to be additionally operable to based on the collision information, when reaching air bag initiation conditions, for non-anti-fried air bag generation gas
The quick-fried instruction of capsule point；And air bag explosion actuator, for obtaining the quick-fried instruction of the air bag point from the air spring control, and perform
The air bag point is quick-fried to be instructed to put the quick-fried non-anti-fried air bag；Audible-visual annunciator is connected to the air spring control, for being based on
The quick-fried instruction of air bag point performs sound-light alarm operation；And the energy recycle device is additionally operable to based on the quick-fried finger of the air bag point
It enables and controls the motor reversion, to charge for the accumulator.
Optionally, the control system of safety air bag of the electric vehicle, which further includes, is pre-stored with the logical of emergency contact's number
Believe unit；Wherein described communication unit is additionally coupled to the air spring control, and the air bag point is quick-fried to be instructed to institute for being based on
It states the terminal corresponding to emergency contact's number and sends alert message.
Optionally, the control system of safety air bag of the electric vehicle further includes：GPS positioning device is connected to the gas
Capsule controller, and for instructing the GPS positioning letter sent to rescue Cloud Server about the vehicle according to the air bag point is quick-fried
Breath.
Optionally, the state collecting device includes position sensor, displacement sensor, infrared sensor, Image Acquisition
Device, radar, camera, velocity sensor and acceleration transducer.
On the other hand the embodiment of the present invention provides a kind of electric vehicle, the air bag control including above-mentioned electric vehicle
System.
Through the above technical solutions, provide a kind of control system of safety air bag of electric vehicle, on the one hand, pass through sensor
Carry out the braking coherent signal of real-time collection vehicle, and by air spring control instead of the numerous ECU of functional task of the prior art
The brake condition of vehicle is calculated, it is synchronous with actual braking time to improve judged braking time, can open in time
Energy retracting device is recycled because regenerating energy caused by braking；On the other hand, based on the status information acquired to vehicle
Each air bag is divided into anti-fried air bag and non-anti-fried air bag, and only the quick-fried operation of non-anti-fried air bag execution point therein is avoided
The mistake of anti-fried air bag is quick-fried to secondary injury caused by passenger；Further aspect, the quick-fried finger of air bag point based on the non-anti-fried air bag of correspondence
It enables so that energy recycle device can recycle the great number braking regeneration energy during emergency braking；Another aspect, sound-light alarm
Device is also based on the quick-fried instruction of air bag point and performs sound-light alarm operation, is warned with the situation to surrounding, avoids causing follow-up
The generation of a chain of crash event, and realize people around while colliding and call for help, passenger is improved in accident incidents
In survival rate.
The other feature and advantage of the embodiment of the present invention will be described in detail in subsequent specific embodiment part.
Description of the drawings
Attached drawing is that the embodiment of the present invention is further understood for providing, and a part for constitution instruction, under
The specific embodiment in face is used to explain the embodiment of the present invention, but do not form the limitation to the embodiment of the present invention together.Attached
In figure：
Fig. 1 is the structure diagram of the control system of safety air bag of the electric vehicle of one embodiment of the invention.
Specific embodiment
The specific embodiment of the embodiment of the present invention is described in detail below in conjunction with attached drawing.It should be understood that this
Locate described specific embodiment and be merely to illustrate and explain the present invention embodiment, be not intended to restrict the invention embodiment.
The structural frames of the control system of safety air bag 10 of the electric vehicle of one embodiment of the invention are illustrated that referring to Fig. 1
Figure, the system 10 include acceleration transducer 101, pedal force sensor 102, air spring control 103, energy recycle device
104th, state collecting device 105, anti-fried instruction execution unit 106, crash sensor 107, air bag explosion actuator 108 and acousto-optic
Alarm 109.Wherein, their connection relation can be as depicted, and air spring control 103 can be with acceleration transducer
101st, pedal force sensor 102, energy sensor 104, state collecting device 105, anti-fried instruction execution unit 106, collision
Sensor 107 and air bag explosion actuator 108 connects respectively and the energy recycle device 104 is additionally coupled to the electricity of vehicle
Motivation 20.In specific operation principle, Ke Yishi：Acceleration transducer 101 is used to acquire and detect in real time the acceleration of vehicle
Information is spent, and is generated when the acceleration information that the acceleration transducer 101 acquires in real time is more than presetting first threshold
First signal, such as the braking acceleration of the first threshold can correspond to more braking energy, hereby based on this first
Signal can determine whether braking energy is abundant, should be not construed as limiting herein about the first threshold range.It should be noted that it should add
The only acceleration information that velocity sensor is judged, can be positive acceleration information（Speed-raising）Or negative acceleration
Information（Braking）, this is not limited.Further, in order to ensure that obtained acceleration information is corresponding under on-position
Acceleration rather than Speed-Increase State under corresponding acceleration when, can be that braking is stepped on based on pedal force sensor 102
The detection of the pedal dynamics of plate, wherein pedal force sensor 102 can be that the is generated when pedal dynamics is more than second threshold
Binary signal, the second threshold can correspond to the numerical value of driver's effective brake intention, and the value model of the second threshold
This is trapped among also to should not limit.Further, when air spring control 103 sequentially or simultaneously receives the first signal and the second signal
When, it may be determined that the sufficient on-position of braking energy is currently at, thus air spring control can generate regeneration energy regenerating
Instruction；As seen from the above description：Air spring control needs not move through too much for regenerating the process of the generation of energy recovery command
Complicated processing calculates, but the simple process received and respond, and burden will not be generated to the process resource of air spring control.
Later, energy recycle device 104 can be inverted based on regeneration energy recovery command control motor 20, when thus motor 20 inverts
Generator can be served as, to charge for the accumulator 30 being connect with motor 20.
It should be noted that the air bag that air spring control 103 is controlled（It is not shown）Have multiple, can include front gas
Capsule, installing side airbag, operator seat air bag, co-driver air bag and leg air bag etc..But it is not that each air bag vehicle is occurring
It is required for explosion when emergency braking or collision, such as co-driver all but still explodes the pair without the situation of passenger
The air bag of operator seat is exactly unreasonable.
Further, state collecting device 104 acquires car status information, occupant information and the driving ring of electric vehicle
Border information；Car status information is primarily referred to as current driving information, including parking, etc. red lights（Engine idling）, normal driving,
The vehicles shapes such as engine operation information, Vehicle Speed, vehicle acceleration information involved in the operating statuses such as acceleration driving
State information；Occupant information is primarily referred to as occupant's distributed intelligence, occupant's attitude information, passenger type information etc., occupant's distributed intelligence
Show each seat whether someone, occupant's attitude information shows whether each occupant's sitting posture correct（Whether there is and off normal）, passenger type letter
Breath shows that occupant is the special populations such as standard adult or children, pregnant woman, small a adult；Environment information is to show vehicle periphery
The information of the objects such as vehicle in whether there are obstacles, other travelings, to judge whether risk of collision；And collision letter
Breath is occurred for showing collision and impact strength of the vehicle by which direction by analyzing collision information and would know that in collision
When, if meet air bag initiation conditions, and explosive treatment only is performed to non-anti-fried air bag under conditions of satisfaction.As a result, may be used
To judge whether each air bag of vehicle should be controlled based on car status information, occupant information and environment information
Blast protection, and carry out preventing fried processing to anti-fried air bag, only non-anti-fried air bag is carried out it is a little quick-fried, it is quick-fried so as to avoid air bag mistake.
Wherein, state collecting device 104 can include the vehicle interiors such as velocity sensor, acceleration transducer from belt sensor, be used for
Vehicle itself transport condition is detected to grasp current driving information, such as parking, red light（Engine idling）, normal row
Vehicle accelerates driving（Vehicle Speed is more than setting value）Etc. information；State collecting device 104 can also include position sensing
Device, displacement sensor, infrared sensor, camera and image processing unit etc., such as pass through position sensor, infrared sensor
Etc. it is detectable go out seat whether someone（Vacancy is offed normal）, by displacement sensor it is detectable go out occupant height, pass through camera shooting
The cooperation of head and image processing unit can detect whether occupant is whether children or pregnant woman and occupant's sitting posture are correct.State
Harvester 104 can also include infrared sensor, radar, camera etc., for detecting other vehicles of vehicle periphery or barrier
Hinder object information（Such as to the speed of always vehicle）, road information etc., according to vehicle-surroundings environment, to detect whether in collision wind
Danger, and predict the crash type that may occur, for example detected risk of collision, and crash type is that positive 100% Duplication is touched
It hits.
Further, the status information acquired is transferred to air spring control 103, air bag control by state collecting device 104
Device 103 processed screens anti-fried air bag and non-anti-fried air bag according to the status information from air bag.Specifically, following feelings can be included
Shape：
1）According to the occupant information, determine without the corresponding air bag of seat, the corresponding air bag of Retired old person seat and specify
The corresponding air bag of seat is anti-fried air bag.Wherein, the specified occupant can include children, pregnant woman and height less than setting
The occupant of value.Here, the occupant of setting value is less than for height, it is not necessary to be configured to anti-fried air bag, need according to selected
Setting value consider, such as the gap of the small a aduit height's criterion distance occupant in part is smaller, is considered as its corresponding gas
Capsule is configured to anti-fried air bag, and subsequently it can be set to have by putting quick-fried system and want the low quick-fried grade of air bag point relative to standard adult
Not.For example, the corresponding air bag of the seat is then determined as anti-fried air bag, is multiplied if having on the seat without occupant on certain seat
Member but member be children or pregnant woman as specific occupant, the corresponding air bag of the seat is also determined as anti-fried air bag, if the seat
Occupant on chair is standard adult, but the standard adult offs normal, and the corresponding air bag of the seat also is determined as anti-fried air bag.
2）According to the car status information, when vehicle is in dead ship condition or speed is less than preset travel speed, really
Fixed all air bags are anti-fried air bag.For example, when certain vehicle stops（The red lights such as including idling）Or during less than preset travel speed,
All air bags are determined as anti-fried air bag, prevent air bag accidentally quick-fried under dead ship condition or normally travel state.It is in addition, big in speed
When preset travel speed, then by the 1st）Other air bags outside kind situation can be determined as non-anti-fried air bag.
3）According to the environment information, judge whether vehicle has risk of collision relative to other vehicles or barrier,
There to be the corresponding air bag of seat to be determined as non-anti-fried air bag if having, and otherwise be determined as anti-fried air bag.For example, work as inspection
Risk of collision may be had by measuring, and when predictable crash type is positive 100% Duplication collision, will remove the 1st）It is set in kind situation
Other air bags outside fixed anti-fried air bag are determined as non-anti-fried air bag, and for only detecting barrier and collisionless risk
Corresponding air bag is then determined as anti-fried air bag by situation.
Further, for the 1st）-3）In situation determined by non-anti-fried air bag, air spring control 103 is for described
Anti- fried air bag generation air bag prevents fried instruction, and sends the air bag to anti-fried instruction execution unit 106 and prevent fried instruction.Wherein, prevent fried
Instruction execution unit 106, which receives and performs air bag, prevents fried instruction, specifically, can prevent that fried instruction execution unit 106 is each
One executive component of air bag corresponding configuration, is achieved in individually controlling each air bag.
In some embodiments, crash sensor 107 can acquire the collision information from vehicle all directions, specifically
, crash sensor 107 can include preceding bump sensor 211, side impact sensor 212 and rear bump sensor 213 etc., to detect vehicle
Impact strength；Air spring control 103 can be according to collision information, when reaching air bag initiation conditions, for non-anti-explosion air-sac
The quick-fried instruction of air bag point is generated, such as collision information is converted into the signals such as acceleration, pressure, and judge the acceleration or pressure etc.
Whether signal meets predetermined condition；Later, air bag explosion actuator 108 can obtain the quick-fried finger of air bag point from air spring control 103
It enables, and performs the quick-fried instruction of the air bag point to put quick-fried corresponding non-anti-fried air bag.Hereby it is achieved that only to the quick-fried of non-anti-fried air bag
It is fried, and prevent fried air bag from being exploded, it avoids and unnecessary air bag exists in the prior art（Such as co-driver air bag）'s
Explode the secondary injury shone passenger.
Further, energy recycle device 104 is additionally operable to based on the quick-fried instruction control motor reversion of air bag point, to be described
Accumulator 30 charges.The quick-fried instruction of air bag point as a result, based on the non-anti-fried air bag of correspondence so that energy recycle device can recycle tightly
Great number braking regeneration energy in anxious braking process.
Further, audible-visual annunciator 109 is also based on the quick-fried instruction of air bag point and performs sound-light alarm operation, with to surrounding
Situation warned, avoid causing the generation of follow-up a chain of crash event, and realize people around while colliding
Call for help, improve survival rate of the passenger in accident incidents.
In some embodiments, the control system of safety air bag 10 of electric vehicle, which further includes, is pre-stored with emergency contact
The communication unit of number（It is not shown）, wherein communication unit is additionally coupled to the air spring control.Wherein, it is given birth in air spring control
Into during the air bag quick-fried instruction of point, communication unit can be instructed to the end corresponding to emergency contact's number based on the air bag point is quick-fried
End send alert message, the alert message can be it is editting in advance or it is real-time generation and it is newer, herein should not
It limits.Thus, it is possible to it is called for help when vehicle car accident occurs to emergency contact, the safety of support vehicles passenger.Preferably,
The GPS positioning device for being connected to air spring control 103 is further included in the control system of safety air bag of electric vehicle（It is not shown）,
It can be based on the quick-fried GPS positioning information instructed to rescue Cloud Server transmission about electric vehicle of air bag point.As a result, rescue
Center can know that the position of car accident occurs for electric vehicle at which, and conveniently carries out rescue work in time in time.
On the other hand the embodiment of the present invention provides an electric vehicle, the air bag control including electric vehicle as described above
System processed.The electric vehicle that the embodiment of the present invention is provided can be that pure electric automobile can also be hybrid electrically power automobile, and
It belongs in protection scope of the present invention.Also, since the electric vehicle of the embodiment of the present invention is provided with above-mentioned electric vehicle
Control system of safety air bag so that the electric vehicle has or corresponding technology identical with control system of safety air bag effect
Fruit, more specific technical detail and technique effect are referred to the description of system embodiment above, just do not repeat herein.
The optional embodiment of the embodiment of the present invention, still, the embodiment of the present invention and unlimited are described in detail above in association with attached drawing
Detail in the above embodiment, can be to the embodiment of the present invention in the range of the technology design of the embodiment of the present invention
Technical solution carry out a variety of simple variants, these simple variants belong to the protection domain of the embodiment of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case of shield, it can be combined by any suitable means.In order to avoid unnecessary repetition, the embodiment of the present invention pair
Various combinations of possible ways no longer separately illustrate.
In addition, arbitrary combination can also be carried out between a variety of different embodiments of the embodiment of the present invention, as long as it is not
The thought of the embodiment of the present invention is violated, should equally be considered as disclosure of that of the embodiment of the present invention.
Claims (5)
1. a kind of control system of safety air bag of electric vehicle, which is characterized in that the air bag of electric vehicle includes frontal airbags, side
Face air bag, operator seat air bag, co-driver air bag and leg air bag, wherein the control system of safety air bag packet of the electric vehicle
It includes：
Acceleration transducer, for detecting the acceleration information of electric vehicle, and it is more than first to be used in the acceleration information
The first signal is generated during threshold value；
Pedal force sensor, for the pedal dynamics that inductive brake pedal is born, and for being more than in the pedal dynamics
Second signal is generated during second threshold；
Air spring control is connected to the acceleration transducer and the pedal force sensor, and for described when receiving
When the first signal and the second signal, generation regeneration energy recovery command；
Energy recycle device is connected to the accumulator of the air spring control and electric vehicle, and for based on the Regenerated energy
The motor reversion of recovery command control electric vehicle is measured, to charge for the accumulator；
State collecting device, for acquiring the car status information of the electric vehicle, occupant information and environment information；
The air spring control is additionally operable to, based on the occupant information, determine without the corresponding air bag of seat, Retired old person seat
The corresponding air bag of chair and the corresponding air bag of specified seat are anti-fried air bag；Based on the car status information, in electronic vapour
When vehicle is in dead ship condition or speed less than preset travel speed, determine all air bags for anti-fried air bag；And based on the row
Vehicle environmental information, judges whether electric vehicle has risk of collision relative to other vehicles or barrier, will there is occupant's seat if having
The corresponding air bag of chair is determined as non-anti-fried air bag, is otherwise determined as anti-fried air bag, and prevent for the anti-fried air bag generation air bag
Fried instruction；And
Anti- fried instruction execution unit prevents fried instruction, and perform the air bag for obtaining the air bag from the air spring control
It is anti-to fry instruction to prevent the anti-fried air bag explosion；
Crash sensor, for acquiring the collision information from electric vehicle all directions；
The air spring control is additionally operable to based on the collision information, when reaching air bag initiation conditions, for non-anti-fried air bag
Generate the quick-fried instruction of air bag point；And
Air bag explosion actuator, for obtaining the quick-fried instruction of the air bag point from the air spring control, and performs the air bag point
It is quick-fried to instruct to put the quick-fried non-anti-fried air bag；
Audible-visual annunciator is connected to the air spring control, and sound-light alarm operation is performed for being based on the quick-fried instruction of the air bag point；
And
The energy recycle device is additionally operable to control the motor reversion based on the quick-fried instruction of the air bag point, with for the electric power storage
It charges in pond.
2. the control system of safety air bag of electric vehicle according to claim 1, which is characterized in that the electric vehicle
Control system of safety air bag further includes the communication unit for being pre-stored with emergency contact's number；
Wherein described communication unit is additionally coupled to the air spring control, and the air bag point is quick-fried to be instructed to described tight for being based on
Terminal corresponding to anxious contact number sends alert message.
3. the control system of safety air bag of electric vehicle according to claim 1, which is characterized in that the electric vehicle
Control system of safety air bag further includes：
GPS positioning device is connected to the air spring control, and for being taken based on quick-fried instruct to the rescue cloud of the air bag point
Business device sends the GPS positioning information about the electric vehicle.
4. the control system of safety air bag of electric vehicle according to claim 1, which is characterized in that the state acquisition dress
It puts including position sensor, displacement sensor, infrared sensor, image acquisition device, radar, camera, velocity sensor and adds
Velocity sensor.
5. a kind of electric vehicle, which is characterized in that including the safety of the electric vehicle as described in any one of claim 1-4
Airbag control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810032537.4A CN108146378A (en) | 2018-01-12 | 2018-01-12 | The control system of safety air bag and electric vehicle of a kind of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810032537.4A CN108146378A (en) | 2018-01-12 | 2018-01-12 | The control system of safety air bag and electric vehicle of a kind of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108146378A true CN108146378A (en) | 2018-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810032537.4A Pending CN108146378A (en) | 2018-01-12 | 2018-01-12 | The control system of safety air bag and electric vehicle of a kind of electric vehicle |
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| Country | Link |
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