CN107380100A - Kinetic energy monitoring system - Google Patents
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- CN107380100A CN107380100A CN201710618029.XA CN201710618029A CN107380100A CN 107380100 A CN107380100 A CN 107380100A CN 201710618029 A CN201710618029 A CN 201710618029A CN 107380100 A CN107380100 A CN 107380100A
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
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- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
- B60R16/0232—Circuits relating to the driving or the functioning of the vehicle for measuring vehicle parameters and indicating critical, abnormal or dangerous conditions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
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- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
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Abstract
The invention provides kinetic energy monitoring system, the system includes monitoring modular, data acquisition memory module, data feedback processing module and control module, monitoring modular is connected with data acquisition memory module, data feedback processing module is connected with data acquisition memory module and control module respectively, and monitoring modular is used for the dynamic operation data for monitoring vehicle；Data acquisition memory module is used to gather dynamic operation data from monitoring modular and stores the static data of vehicle；Data feedback processing module is used to obtain the first data and the second data from data acquisition memory module, and computing is carried out to the first data and the second data according to default computing strategy, feedback signal is generated according to operation result, feedback signal is sent to control module, first data include part or all of dynamic operation data, and the second data include part or all of static data；Control module is used to accurately control vehicle according to feedback signal.
Description
Technical field
The present invention relates to a kind of Vehicular intelligent control field, more particularly to a kind of kinetic energy monitoring system.
Background technology
Traditional car does not have the monitoring and control system of vehicle energy with truck, thus can cause the braking of conventional truck
Energy can not be recycled, and energy consumption of vehicles is higher.
With the level of electronic IT more and more higher of present automobile, especially more and more stricter in the regulation of discharge, energy-conservation subtracts
The requirement more and more higher of row so that the process of automotive circuit diagram is being accelerated.Now, due to the raising of state compulsion regulation, and
A large amount of uses of dynamic gearbox, diesel car all has been realized in automatically controlledization, and is all due to using above new-energy automobile
The dynamical system of electronic control technology, electronic degree are also higher.But in the prior art, either automatically controlledization diesel car is also
It is new-energy automobile, its electric-control system is all only applied to the dynamical system of vehicle, i.e. finished vehicle electronic degree is low, can not be accurate
Ground obtains vehicle-state and operational factor, causes gathered data incomplete, can only carry out fuzzy control to vehicle, and can not realize
Accurate control.
For new-energy automobile, fuzzy control only is carried out to vehicle, is that the braking energy of vehicle can not be carried out in advance
Judge simultaneously high efficiency recovery.Specifically, existing Brake energy recovery is all to be by the size decision systems of feedback current
It is no can energy storage, electric current crosses conference and battery system is damaged, and because current finished vehicle electronic degree is low, causes vehicle to be transported
Most of operating mode in row judges unclear, it is impossible to is prejudged in advance, therefore most of braking energy dare not be reclaimed and can not returned
Receive, the universal rate of recovery only has below 5%-10%.Also therefore, 200 kilometers can typically be travelled under at the uniform velocity 40 kilometers of operating modes
New-energy automobile, 70-80 kilometers can only be travelled in the operating mode of city.
The content of the invention
Present invention seek to address that conventional truck high energy consumption, braking energy can not recycle, and existing new energy vapour
Car finished vehicle electronic degree is low, it is impossible to realizes the problems such as vehicle accurately controls.
It is a primary object of the present invention to provide a kind of kinetic energy monitoring system.
To reach above-mentioned purpose, what technical scheme was specifically realized in：
A kind of kinetic energy monitoring system applied to vehicle, including：Monitoring modular, data acquisition memory module, data feedback
Processing module and control module, monitoring modular are connected with data acquisition memory module, data feedback processing module respectively with number
Connected according to collection memory module with control module, wherein, monitoring modular, for monitoring the dynamic operation data of vehicle；Data are adopted
Collect memory module, for gathering dynamic operation data from monitoring modular and storing the static data of vehicle；Data feedback processing
Module, for obtaining the first data and the second data from data acquisition memory module, and counted according to default computing strategy to first
Computing is carried out according to the second data, feedback signal is generated according to operation result, feedback signal is sent to control module, wherein,
First data include part or all of dynamic operation data, and the second data include part or all of static data；Control module,
For accurately being controlled vehicle according to feedback signal.
In addition, monitoring modular comprises at least：Wheel speed sensors, on the wheel of vehicle, for calculating turning for wheel
Speed；Gasbag pressure sensor, in the pneumatic circuit of the air bag of vehicle, for keeping the situation of vehicle uniform height
The lower load for calculating vehicle and thrust load；Position of centre of gravity sensor, installed in the first pre-determined distance of Vehicular air bag,
For calculating the changing value of height of car；Vehicle attitude sensor, in the mass centre of vehicle, for calculating vehicle
Angle of inclination；Tyre pressure sensor, on the wheel hub inside vehicle tyre, for measuring the tire pressure of tire；Wind speed and direction
Sensor, installed in the outside of vehicle roof and in the second pre-determined distance apart from front windshield glass of car, for measuring car
Wind speed and direction outside；Vehicle speed sensor, installed in the bottom of vehicle, for measuring the absolute velocity of vehicle；Brake pedal
Position sensor, under the brake pedal of vehicle, what position and brake pedal position for calculating brake pedal changed
Acceleration；E-Gas position sensor, under the gas pedal of vehicle, position and oil for calculation of throttle pedal
The acceleration of door pedal position change.
In addition, monitoring modular also includes：Miscellaneous function sensor, for monitoring miscellaneous function sensor parameters；Aid in work(
Energy sensor includes：Electric energy management unit, use and start mandate, in-car outer temperature sensor, multi-functional steering wheel, night vision
Instrument, in-car monitoring system, light management system, GPS navigator, combination instrument, intelligent air-conditioning system, left front spacing sensor,
Left back spacing sensor, right front truck are away from sensor and right rear car away from sensor.
In addition, monitoring modular also includes：Switching variable harvester, for monitoring switch variable；Switching variable collection dress
Put including：Vehicle door status sensor and ignition ring position sensor.
In addition, monitoring modular also includes：Power system parameter harvester, for monitoring the engine parameter of vehicle, becoming
Fast case and main reducing gear parameter, ABS parameters and differential mechanism parameter.
In addition, monitoring modular also includes：Valve open position sensor, for measuring valve opening amount.
In addition, static data comprises at least：Vehicle dimensional parameters and the first database；Vehicle dimensional parameters comprise at least：
Tire specification, axle weight parameter, barycentric coodinates and positive front face area；First database comprises at least：Ground surface resistance coefficient
Database, coefficient of air resistance database, coefficient of tractor database and coefficient of road adhesion database.
In addition, data feedback processing module, for being transported according to default computing strategy to the first data and the second data
Calculate, including：Data feedback processing module, for the first data to be converted into normal data, and according to default computing strategy to mark
Quasi- data and the second data carry out computing.
In addition, default computing strategy includes PID control strategy or Variable Control strategy.
As seen from the above technical solution provided by the invention, the invention provides a kind of kinetic energy monitoring system.Using
Kinetic energy monitoring system provided by the invention, the dynamic operation number of each sensor on vehicle can be monitored by monitoring modular 1
According to gathering dynamic operation data by data acquisition memory module 2, and store static data, then data feedback processing module
3 determine vehicle dynamic details by the dynamic operation data and static data that get, and by change control variable and
PID is adjusted, and the accurate control of vehicle is realized using control module 4, the automatically controlled level of vehicle is improved, changes present vehicle,
The especially low-level fuzzy control present situation of hybrid power and electronic buffet coach and truck.So as to reach the saving energy, drop
Low consumed purpose.
Brief description of the drawings
Fig. 1 is a kind of structured flowchart for kinetic energy monitoring system that the embodiment of the present invention 1 provides；
Fig. 2 is a kind of part-structure schematic diagram for kinetic energy monitoring system that the embodiment of the present invention 1 provides；
Fig. 3 is the data acquisition memory cell signal data detail drawing that the embodiment of the present invention 1 provides；
Fig. 4 is a kind of flow for method accurately controlled using kinetic energy monitoring system that the embodiment of the present invention 2 provides
Figure；
Fig. 5 is a kind of principle for method accurately controlled using kinetic energy monitoring system that the embodiment of the present invention 2 provides
Figure.
Embodiment
In order to more specifically describe the present invention, below in conjunction with the accompanying drawings and embodiment is to technical scheme
It is described in detail.
Embodiment 1
Fig. 1 is a kind of structured flowchart for kinetic energy monitoring system that the present embodiment provides, and Fig. 2 is one kind that the present embodiment provides
The part-structure schematic diagram of kinetic energy monitoring system, Fig. 3 are that the data acquisition memory cell signal data that the present embodiment provides are detailed
Figure.In conjunction with Fig. 1 to Fig. 3, the structure and principle of the kinetic energy monitoring system provided embodiment are described in detail.
A kind of kinetic energy monitoring system applied to vehicle is present embodiments provided, including：Monitoring modular 1, data acquisition are deposited
Module 2, data feedback processing module 3 and control module 4 are stored up, as shown in figure 1, monitoring modular 1 and data acquisition memory module
2 connections, data feedback processing module 3 are connected with data acquisition memory module 2 and control module 4 respectively, wherein, monitoring modular
1, for monitoring the dynamic operation data of vehicle；Data acquisition memory module 2, for gathering dynamic operation number from monitoring modular 1
According to this and storage vehicle static data；Data feedback processing module 3, for obtaining the first data from data acquisition memory module
With the second data, and computing is carried out to the first data and the second data according to default computing strategy, generated according to operation result anti-
Feedback signal, feedback signal is sent to control module 4, wherein, the first data include part or all of dynamic operation data, the
Two data include part or all of static data；Control module 4, for accurately being controlled vehicle according to feedback signal.
The kinetic energy monitoring system provided using the present embodiment, each sensor on vehicle can be monitored by monitoring modular 1
State, by multiple sensors technology, chassis and the auto body technique of vehicle, obtain accurate vehicle state and operational factor, so
Afterwards by transmission sensor data, and called data storehouse parameter, allow the accurate survey calculation vehicle of the kinetic energy monitoring system
The vehicle dynamic details such as load, acceleration, accelerator pedal position and acceleration, brake pedal position and acceleration, and lead to
Change control variable and PID regulations are crossed, the accurate control of vehicle is realized, improves the automatically controlled level of vehicle, change cars on hand
, the especially low-level fuzzy control present situation of hybrid power and electronic buffet coach and truck.So as to reach saving energy
Source, low consumed purpose drops.
In a kind of optional embodiment of the present embodiment, monitoring modular 1 comprises at least：Wheel speed sensors, gasbag pressure pass
Sensor, position of centre of gravity sensor, vehicle attitude sensor, tyre pressure sensor, wind speed wind direction sensor, vehicle speed sensor, braking
Pedal position sensor and E-Gas position sensor.Thus, the multiple sensors on vehicle, kinetic energy prison are passed through
Control system can obtain accurate travel condition of vehicle.
Alternatively, wheel speed sensors, on the wheel of vehicle, for calculating the rotating speed of wheel.Wherein, wheel speed senses
Device includes the tooth form rotating disk and inductive probe being arranged on wheel, and thus, wheel speed sensors can be by calculating in the standard time
How many tooth of tooth form rotating disk passes through, and realizes the calculating of vehicle wheel rotational speed.
Alternatively, gasbag pressure sensor, in the pneumatic circuit of the air bag of vehicle, for keeping vehicle unified
Load and the thrust load of vehicle are calculated in the case of height.That is, the vehicle of gasbag pressure sensor is installed, its car
Chassis needs to hang using air bag, thus, it is possible to calculate load and the thrust load of vehicle by measuring gasbag pressure.
Alternatively, position of centre of gravity sensor, installed in the first pre-determined distance of Vehicular air bag, for calculating vehicle
The changing value of height, wherein, the position of centre of gravity sensor, also it is known as chassis-height sensor.Installed in apart from Vehicular air bag
The first pre-determined distance in refer to, installed in the periphery any position of Vehicular air bag, thus, the position of centre of gravity sensor can be with
The change of height of car is calculated by being installed on the slide rheostat on air bag periphery.
Alternatively, vehicle attitude sensor, in the mass centre of vehicle, for calculating the angle of inclination of vehicle.
Wherein, vehicle attitude sensor is the angle of inclination that vehicle is calculated by the angle of inclination of gyro.
Alternatively, tyre pressure sensor, on the wheel hub inside vehicle tyre, for measuring the tire pressure of tire.
Alternatively, wind speed wind direction sensor, installed in the outside of vehicle roof and apart from the of front windshield glass of car
In two pre-determined distances, for measuring the wind speed and direction outside vehicle.Wherein, the second pre-determined distance is the one of vehicle roof length
Half, i.e., wind speed wind direction sensor is arranged close at windshield glass.
Alternatively, vehicle speed sensor, installed in the bottom of vehicle, for measuring the absolute velocity of vehicle.
Alternatively, brake pedal position sensor, under the brake pedal of vehicle, for calculating the position of brake pedal
Put the acceleration with brake pedal position change.
Alternatively, E-Gas position sensor, under the gas pedal of vehicle, the position for calculation of throttle pedal
Put the acceleration with accelerator pedal position change.
The sensor included by monitoring modular 1, kinetic energy management system can at least collect vehicle wheel rotational speed, bear
Load, thrust load, height of car change, angle of inclination, tire pressure, car outer wind speed and direction, vehicle absolute velocity, brake pedal
The acceleration and the position of gas pedal of position and brake pedal position change and the acceleration of accelerator pedal position change.
Thus, kinetic energy monitoring system according to above-mentioned data, can analyze the real time kinematics state of vehicle exactly, to realize vehicle
Accurate control provide basis.
In a kind of optional embodiment of the present embodiment, kinetic energy monitoring system also includes：The CAN being arranged on vehicle
5, data acquisition memory module 2 is connected by CAN 5 with monitoring modular 1, and data feedback processing module 3 passes through CAN
It is connected with control module 4.As shown in Fig. 2 data acquisition memory module is connected to CAN 5, data are carried out by CAN
Collection and signal acquisition.Data feedback processing system is also connected to CAN 5, and feedback signal is transmitted by CAN 5.Prison
Survey module 1 and control module 4 is also connected to (not shown) in CAN 5.As an alternative embodiment, kinetic energy
Monitoring system by international standard protocol gathered data and sends feedback signal using CAN 5, alternatively, the world
Standard communication protocol is ISO11898CAN.Thus, each module in kinetic energy monitoring system can transmit number by CAN 5
According to realizing collection and the feedback of data.
In a kind of optional embodiment of the present embodiment, as shown in figure 3, monitoring modular 1 also includes：Miscellaneous function senses
Device, for monitoring miscellaneous function sensor parameters, wherein, miscellaneous function sensor includes：Electric energy management unit, use and open
Dynamic mandate, in-car outer temperature sensor, multi-functional steering wheel, night vision device, in-car monitoring system, light management system, GPS are led
Navigate instrument, combination instrument, intelligent air-conditioning system, left front spacing sensor, left back spacing sensor, right front truck away from sensor and
Right rear car is away from sensor.
In a kind of optional embodiment of the present embodiment, as shown in figure 3, monitoring modular 1 also includes：Switching variable collection dress
Put, for monitoring switch variable, wherein, switching variable harvester includes：Vehicle door status sensor and ignition ring position sensing
Device.
In a kind of optional embodiment of the present embodiment, as shown in figure 3, monitoring modular 1 also includes：Power system parameter is adopted
Acquisition means, for monitoring engine parameter, gearbox and main reducing gear parameter, ABS parameters and the differential mechanism parameter of vehicle.
In a kind of optional embodiment of the present embodiment, as shown in figure 3, monitoring modular 1 also includes：Valve open position passes
Sensor, for measuring valve opening amount.
Thus, auxiliary work(can be got by monitoring modular 1 by above-mentioned optional embodiment, kinetic energy monitoring system
The relevant parameter of energy sensor parameters and power system parameter etc. vehicle operation is more accurate so as to be made to travel condition of vehicle
Judgement.
For example, for conventional diesel electric-controlled vehicle, the kinetic energy data in monitoring system collection storage mould that the present embodiment provides
Block 2 can accurately gather dynamic operation data, and thus, the kinetic energy monitoring system system can obtain vehicle load, and throttle is stepped on
The travel condition of vehicle information in detail such as Board position, brake pedal position, car speed, acceleration, wheel speed, inclination of vehicle angle,
So as to which data feedback processing module 3 can be effectively calculated the information got using preset algorithm, such as, in car
When accelerating, the system can determine the moment of torsion required for engine in advance, and pass through feedback signal and control engine to produce torsion
Square.The energy consumption being not necessarily to can so be reduced.For another example, in vehicle braking, the system can judge that vehicle brakes institute in advance
The energy needed, control engine drop to turn round by feedback signal in advance and slow down with automatic gear-box downshift to realize, finally by
Friction catch is braked.The loss of motor vehicle braking system is so reduced, improves ride comfort type and security, while
Reduce the oil consumption of engine.
For another example for new new-energy automobile, the especially automobile containing battery energy storage, provided using the present embodiment
Kinetic energy monitoring system in addition to it can have the advantage in above-mentioned example, energy regenerating can also be made to have bigger raising.Specifically
For, the system can gather detailed vehicle operating information by data acquisition memory module 2, so that at data feedback
Reason module 3 can brake to vehicle to be judged in advance, and the time and braking for calculating energy storage in advance being capable of caused energy.So
Just solve the problems, such as that energy regenerating can not be complete in the vehicle of battery energy storage.
In a kind of optional embodiment of the present embodiment, static data comprises at least：Vehicle dimensional parameters and the first data
Storehouse.Wherein, as shown in figure 3, vehicle dimensional parameters comprise at least：Tire specification, axle weight parameter, barycentric coodinates and forward direction are windward
Area.Wherein, tire specification is used to record tyre model and size.First database comprises at least：Ground surface resistance coefficient
Database, coefficient of air resistance database, coefficient of tractor database and coefficient of road adhesion database.Thus, kinetic energy monitors
System can be by transferring above-mentioned static data, and bound fraction or whole static datas and dynamic operation data, exactly
Judge the travel condition of vehicle of different vehicle.
In a kind of optional embodiment of the present embodiment, data feedback processing module 3, for according to default computing strategy pair
First data and the second data carry out computing, including：Data feedback processing module 3, for the dynamic operation data that will be got
Normal data is converted into, and computing is carried out to standard strategy and the second data according to default computing strategy.Wherein, computing is preset
Strategy is PID control strategies or Variable Control strategy.Thus, data feedback processing module 3 can be to the dynamic operation that gets
Data and static data carry out effective computing, so as to judge the real-time running status of vehicle, and according to the operation shape of vehicle
State is accurately controlled vehicle.
In addition, kinetic energy monitoring system can also utilize the switching variable state on vehicle, the system is automatically turned on or closed.
Specifically, data acquisition memory module 2 can gather switching variable from door sensor and ignition ring position sensor, and
Switching variable is sent to data feedback processing module 3, judges whether to be turned on and off kinetic energy by data feedback processing module 3
Monitoring system.
The kinetic energy monitoring system provided using the present embodiment, each sensor on vehicle can be monitored by monitoring modular 1
Dynamic operation data, dynamic operation data are gathered by data acquisition memory module 2, and store static data, then data
Feedback processing modules 3 determine vehicle dynamic details by the dynamic operation data and static data that get, and by changing
Become control variable and PID regulations, the accurate control of vehicle is realized using control module 4, the automatically controlled level of vehicle is improved, changes
The low-level fuzzy control present situation of present vehicle, especially hybrid power and electronic buffet coach and truck is become.So as to reach
To the energy is saved, low consumed purpose drops.
Embodiment 2
A kind of flow chart for method accurately controlled using kinetic energy monitoring system that Fig. 4 provides for the present embodiment, Fig. 5
A kind of schematic diagram of the method accurately controlled using kinetic energy monitoring system provided for the present embodiment.In conjunction with Fig. 4 and figure
5, the method provided the present embodiment is described in detail.One kind application kinetic energy monitoring system that the present embodiment provides is carried out
The method accurately controlled, wherein, the kinetic energy monitoring system can use the kinetic energy monitoring system provided in embodiment 1, the kinetic energy
Monitoring system includes monitoring modular, data acquisition memory module, data feedback processing module and control module, such as Fig. 1 institutes
Show, the method comprising the steps of step S21-S24：
Step S21, the dynamic operation data of monitoring module monitors vehicle；
Step S22, data acquisition memory module gathers dynamic operation data from monitoring modular, and stores the static number of vehicle
According to；
Step S23, data feedback processing module obtains the first data and the second data from data acquisition memory module, and presses
Computing is carried out to the first data and the second data according to default computing strategy, feedback signal is generated according to operation result, by feedback letter
Number send to control module, wherein, the first data include part or all of dynamic operation data, the second data include partly or
Whole static datas；
Step S24, control module are accurately controlled vehicle according to feedback signal.
The method provided using the present embodiment, vehicle can be passed through by monitoring the state of each sensor on vehicle
Multiple sensors technology, chassis and auto body technique, accurate vehicle state is obtained, then by transmission sensor data, and is transferred
Database parameter, load, acceleration, accelerator pedal position and the acceleration of accurate survey calculation vehicle, brake pedal position and
The vehicle dynamic details such as acceleration, and adjusted by changing control variable and PID, the accurate control of vehicle is realized, is improved
The automatically controlled level of vehicle, change the low-level of present vehicle, especially hybrid power and electronic buffet coach and truck
Fuzzy control present situation.So as to reach the saving energy, low consumed purpose drops.
Step S21, the dynamic operation data of monitoring module monitors vehicle.
In a kind of optional embodiment of the present embodiment, dynamic operation parameter comprises at least：Pass through wheel speed sensors, air bag
Pressure sensor, position of centre of gravity sensor, vehicle attitude sensor, tyre pressure sensor, wind speed wind direction sensor, speed sensing
Device, brake pedal position sensor and E-Gas position sensor monitor the dynamic operation data of obtained vehicle.Thus,
By the multiple sensors on vehicle, accurate travel condition of vehicle can be obtained.
Alternatively, above-mentioned dynamic operation parameter is specially：The vehicle wheel rotational speed for the vehicle being calculated by wheel speed sensors；
Pass through load of the vehicle that gasbag pressure sensor is calculated in the case where keeping vehicle uniform height and thrust load；It is logical
Cross the changing value for the height of car that center of gravity position sensor is calculated；The vehicle being calculated by vehicle attitude sensor
Angle of inclination；The tire pressure of the vehicle obtained by tyre pressure sensor measurement；The car obtained by wind speed wind direction sensor measurement
Wind speed and direction outside；The absolute velocity of the vehicle obtained by vehicle speed sensor measurement；Sensed by brake pedal position
The position for the brake pedal that device is calculated and the acceleration of brake pedal position change；Pass through E-Gas position sensor
The position for the gas pedal being calculated and the acceleration of accelerator pedal position change.Thus, above-mentioned dynamic motion data are passed through
The real time kinematics state of vehicle can be analyzed exactly, to realize that the accurate control of vehicle provides basis.
In a kind of optional embodiment of the present embodiment, dynamic operation data can also include：Sensed by miscellaneous function
Device monitors obtained miscellaneous function sensor parameters, wherein, miscellaneous function sensor includes：Electric energy management unit, use and open
Dynamic mandate, in-car outer temperature sensor, multi-functional steering wheel, night vision device, in-car monitoring system, light management system, GPS are led
Navigate instrument, combination instrument, intelligent air-conditioning system, left front spacing sensor, left back spacing sensor, right front truck away from sensor and
Right rear car is away from sensor.
In a kind of optional embodiment of the present embodiment, dynamic operation data can also include：Gathered by switching variable
The switching variable that device monitoring obtains, wherein, switching variable harvester includes：Vehicle door status sensor and ignition ring position
Sensor.
In a kind of optional embodiment of the present embodiment, dynamic operation data can also include：Pass through power system parameter
Harvester monitors engine parameter, gearbox and main reducing gear parameter, ABS parameters and the differential mechanism parameter of obtained vehicle.
In a kind of optional embodiment of the present embodiment, dynamic operation data can also include：Pass through valve open position
The valve opening amount that sensor measurement obtains.
By above-mentioned optional embodiment, run using vehicles such as miscellaneous function sensor parameters and power system parameters
Relevant parameter, travel condition of vehicle can be made and more accurately judge.
Step S22, data acquisition memory module gathers dynamic operation data from monitoring modular, and stores the static number of vehicle
According to.
In a kind of optional embodiment of the present embodiment, static data comprises at least：Vehicle dimensional parameters and the first data
Storehouse.Wherein, vehicle dimensional parameters comprise at least one below：Tire specification, axle weight parameter, barycentric coodinates and positive windward side
Product.First database comprises at least one below：Ground surface resistance coefficient database, coefficient of air resistance database, traction
Force coefficient database and coefficient of road adhesion database.Thus, it is possible to by transferring above-mentioned static data, and bound fraction or
Whole static data and dynamic operation data, the travel condition of vehicle of different vehicle is judged exactly.
Step S23, data feedback processing module obtains the first data and the second data from data acquisition memory module, and presses
Computing is carried out to the first data and the second data according to default computing strategy, feedback signal is generated according to operation result, by feedback letter
Number send to control module, wherein, the first data include part or all of dynamic operation data, the second data include partly or
Whole static datas.
In a kind of optional embodiment of the present embodiment, in step S23 according to default computing strategy to the first data and
Second data carry out computing, specifically include：First data are converted into normal data by data feedback processing module, and according to pre-
If computing strategy carries out computing to standard strategy and the second data.Wherein, PID control strategy can be included by presetting computing strategy
Or Variable Control strategy.Thus, it is possible to effective computing is carried out to the dynamic operation data and static data got, so as to
Judge the real-time running status of vehicle, and vehicle is accurately controlled according to the running status of vehicle.
For example, as shown in figure 5, can be moved to the first data collected and the second data transferred to vehicle
The relevant parameter of the related system such as Force system or switching variable carries out PID regulations, so as to realize the accurate control of vehicle.Fig. 5 institutes
It is related to following important parameter in the PID adjusting methods of offer：
Acceleration：A formula (1)
Gross tractive effort：∑Ft=T*nz/rdFormula (2)
Drag overall：∑Fz=Fr+Fw+FgFormula (3)
Rolling resistance：Fr=P*fr* cos α formula (4)
Air drag：Fw=ρ * Af*CD*(V-Vw)2/ 2 formula (5)
Grade resistance：Fg=M*g*sin α formula (6)
Wherein：V is car speed；M is the gross mass of vehicle, is calculated by tyre pressure sensor and gasbag pressure sensor
Go out；δ is rotational inertia coefficient, is the coefficient that the rotary inertia equivalence of rotary components is converted to translatory mass；nzFor total transmission
Than transferring gearratio after feeding back ECU by transmission gear signal, and transfer main reducing gear speed reducing ratio simultaneously；rdIt is effective for tire
Radius, there are tire pressure and tyre model to be calculated；P is live axle weight, by tyre pressure sensor, gasbag pressure sensor and just
Beginning axle reassigns ratio and is calculated；frFor the coefficient of rolling resistance on ground, according to initial parameter called data storehouse respective counts
According to.
, can be according to different vehicle state, to related systems such as dynamical systems in order to carry out more precise control to vehicle
Optimized.In a kind of optional embodiment of the present embodiment, in step S23, in data feedback processing module from data
After gathering memory module the first data of acquisition and the second data, in data feedback processing module according to default computing strategy pair
Before first data and the second data carry out computing, this method is further comprising the steps of：Data feedback processing module is according to first
Data and the second data judge travel condition of vehicle, and determine default computing strategy according to travel condition of vehicle, wherein, vehicle
Running status includes vehicle launch, vehicle traveling, vehicle braking and vehicle parking.
As an alternative embodiment, judge car according to the first data and the second data in data feedback processing module
In the case that running status is vehicle launch, this method is further comprising the steps of：Data feedback processing module according to pass through system
The dynamic operation data and gearbox-gear signal that dynamic pedal position sensor and E-Gas position sensor measurement obtain
Judge vehicle launch for normal startup or emergency start；
Data feedback processing module judges car according to the dynamic operation data obtained by engine temperature sensing unit measurement
Startup is cold start-up or thermal starting；
Data feedback processing module judges vehicle according to the dynamic operation data being calculated by vehicle attitude sensor
Start the recoverable energy for calculating vehicle according to the first data and the second data for upward slope log-on data feedback processing modules., under
Hill-start or level land start.
Alternatively, in the case where travel condition of vehicle is emergency start, this method also includes：Data feedback processing module
Default computing strategy is determined according to most fast speeding scheme.Thus, in the case of vehicle emergency start, can use optimal pre-
If scheme, so as to save energy consumption to the full extent, reduce vehicle abrasion.
Alternatively, in the case where travel condition of vehicle is cold start-up, this method also includes：Data feedback processing module root
Default computing strategy is determined according to optimal warming-up scheme, wherein, optimal warming-up scheme includes neutral gear warm season scheme and traveling warming-up side
Case.Thus, in the case of vehicle cold-start, break-in can be optimized using optimal warming-up scheme, at utmost reduce vehicle
Abrasion, so as to increase vehicle ages, moreover it is possible to reduce oil consumption and reduce driving efficiency requirement.In addition, if vehicle returns with energy
Receipts system, in the case where travel condition of vehicle is cold start-up, data feedback processing module
Alternatively, in the case where travel condition of vehicle is thermal starting, data feedback processing module runs shape according to vehicle
State determines default computing strategy, specifically includes：Data feedback processing module determines to pass through air bag pressure according to default computing strategy
The dynamic operation data that force snesor, vehicle attitude sensor and E-Gas position sensor are calculated, calculate engine
Moment of torsion.In use, the feedback signal for carrying the engine torque calculated can be sent moving to vehicle by bus
Force system, to change automotive power, transmission system etc..
Alternatively, in the case where travel condition of vehicle is upper hill-start, data feedback processing module is run according to vehicle
State determines default computing strategy, specifically includes：Data feedback processing module determines that default computing strategy is according at least to passing through
Dynamic operation data that the gentle bag pressure force snesor of vehicle attitude sensor is calculated, coefficient of road adhesion and first are opened
Dynamic state, calculates engine torque and gearbox-gear, wherein, the first starting state opens including emergency start, cold start-up or heat
It is dynamic.In use, the feedback signal for carrying the engine torque calculated and gearbox-gear can be sent by bus
To the dynamical system of vehicle, it is possible thereby to avoid unnecessary loss, reduce vehicle and accelerate required time.
Alternatively, in the case where travel condition of vehicle is lower hill-start, data feedback processing module is run according to vehicle
State determines default computing strategy, specifically includes：Data feedback processing module determines that default computing strategy is according at least to passing through
Dynamic operation data that the gentle bag pressure force snesor of vehicle attitude sensor is calculated, coefficient of road adhesion and first are opened
Dynamic state, calculates engine torque, wherein, the first starting state includes emergency start, cold start-up or thermal starting.In use,
The feedback signal for carrying the engine torque calculated can be sent to the dynamical system of vehicle by bus, reduce hair
Motivation drags the time.In addition, if vehicle has energy-recuperation system, in the case where travel condition of vehicle is lower hill-start,
This method can also include：Data processing feedback module opens dragging energy-recuperation system by control module.It is possible thereby to open
Dragging energy regenerating is opened, big degree recovers energy.
Alternatively, it is that data feedback processing module is run according to vehicle in the case that level land starts in travel condition of vehicle
State determines default computing strategy, specifically includes：Data feedback processing module calculates engine torque according to the first starting state
And gearbox-gear, wherein, the first starting state includes emergency start, cold start-up or thermal starting.In use, it will can take
Sent with the engine torque and the feedback signal of gearbox-gear calculated by bus to the dynamical system of vehicle, from
And effectively reduce driving efficiency requirement.In addition, under the vehicle-state, the component of vehicular gross combined weight can not be considered to vehicle
The influence of tractive force.
, can be after the particular state of vehicle launch be judged, by being run to vehicle by above-mentioned optional embodiment
The computing of relevant parameter reach control of the optimization to vehicle, reach and reduce energy consumption, reduce the effect of optimization such as abrasion.
As an alternative embodiment, judge car according to the first data and the second data in data feedback processing module
In the case that running status is vehicle traveling, method also includes：Data feedback processing module is sentenced according to the travel direction of vehicle
Disconnected vehicle traveling is straight trip or turned that data feedback processing module judges vehicle traveling to add according to the travel speed of vehicle
Speed traveling, at the uniform velocity traveling or Reduced Speed Now.
Alternatively, in the case where travel condition of vehicle is accelerates straight trip, data feedback processing module is run according to vehicle
State determines default computing strategy, specifically includes：Data feedback processing module determines that default computing strategy is adding according to vehicle
The acceleration straight trip of velocity estimated vehicle is variable accelerated motion or uniformly accelerated motion, obtains the first judged result, sentences according to first
Disconnected result calculates power system parameter.In use, the feedback signal for carrying the power system parameter calculated can be led to
Cross bus to send to the dynamical system of vehicle, vehicle power is preferably lifted, such as, it is straight in the acceleration overtaken other vehicles, road conditions are good
Capable star is mad to be washed, and can at the uniform velocity lift power.
Alternatively, in the case where travel condition of vehicle is at the uniform velocity keeps straight on, data feedback processing module is run according to vehicle
State determines default computing strategy, specifically includes：Data feedback processing module determines that default computing strategy is according at least to passing through
The dynamic operation data and road surface that vehicle attitude sensor, position of centre of gravity sensor and wind speed wind direction sensor are calculated
Attachment coefficient, judge whether vehicle is safety traffic, obtains the second judged result, dynamical system is calculated according to the second judged result
System parameter.In use, the feedback signal for carrying the power system parameter calculated can be sent to vehicle by bus
Dynamical system, improve vehicle operation stability, security, especially for the vehicle run in high speed, such as：Chassis
Higher SUV, the higher tourist bus of vehicle body and coach etc..
Alternatively, in the case where travel condition of vehicle is straight trip of slowing down, data feedback processing module is run according to vehicle
State determines default computing strategy, specifically includes：Data feedback processing module determines that default computing strategy is according at least to passing through
The dynamic operation data that one of valve open position sensor, accelerator pedal sensor and wheel speed sensors are calculated, judge
Vehicle is that neutral gear is slided or slided with shelves, obtains the 3rd judged result, and dynamical system ginseng is calculated according to the 3rd judged result
Number.In use, the feedback signal for carrying the power system parameter calculated can be sent moving to vehicle by bus
Force system, realizes acceleration and deceleration or even deceleration automatically, and in due course between stop oil spout, at utmost save oil consumption.In addition, such as
Fruit vehicle is configured with energy-recuperation system, and in the case where travel condition of vehicle is straight trip of slowing down, this method also includes：Data
Feedback processing modules open energy-recuperation system by control module.Thus, it is possible to by configuring corresponding energy regenerating side
Case, at utmost recover energy.Started building condition for example, being slided with shelves and belonging to support, gas pedal is totally released under the operating mode, energy
Monitoring system can judge that vehicle is transferred to idling mode according to the relevant parameter of IS Idle Switch, and be judged according to high speed of crankshaft
Vehicle is in support and started building condition, so as to which kinetic energy monitoring system can reduce engine power consumption by first postponing the duration of ignition, further according to
The mode that rotating speed stops oil spout improving automotive power performance.In addition, kinetic energy monitoring system can also be in above-mentioned vehicle-state
Under, judge whether vehicle is in functional deceleration, that is to say, that running into front has barrier (vehicle, traffic lights etc.) or turns,
And have relatively long distance, and in this case, it can also take and change power system parameter in advance, it is automatic to realize plus-minus
Fast or even deceleration, and in due course between stop oil spout.
Alternatively, in the case where travel condition of vehicle is accelerates to turn, data feedback processing module is run according to vehicle
State determines default computing strategy, specifically includes：Data feedback processing module determines that default computing strategy is to turn according to vehicle
Bending angle change, steering wheel rotational angle, rear blinker switching value, surface conditions parameter and sensed by vehicle attitude
The dynamic operation data that device is calculated, calculate power system parameter.In use, it can will carry the power calculated
The feedback signal of systematic parameter is sent by bus to the dynamical system of vehicle (such as ABS system), thus, it is possible to such as
In the case that the acceleration such as overtaking process, crossroad turning are turned, ensure turn inside diameter stability and security, can be effective
Improve safety coefficient.
Alternatively, in the case where travel condition of vehicle is decelerating turn, data feedback processing module is run according to vehicle
State determines default computing strategy, specifically includes：Data feedback processing module determines to pass through vehicle according to default computing strategy
The dynamic operation data that attitude transducer is calculated, calculate power system parameter.In use, it can will carry calculating
The feedback signal of the power system parameter gone out is sent to the dynamical system of vehicle by bus, thus, is being driven in such as vehicle
In the case of the decelerating turns such as the detour that the gradient is larger or bending is larger, it is ensured that vehicle keeps the posture of stable safety, improves
Safety and reliability, especially to new hand or driver's fatigue when, vehicle safety coefficient can be greatly promoted.In addition, in the car
Under state, if vehicle is provided with energy-recuperation system, energy-recuperation system can also be started and carry out energy regenerating.
, can be after the particular state of vehicle traveling be judged, by being run to vehicle by above-mentioned optional embodiment
The computing of relevant parameter reach control of the optimization to vehicle, reach optimization engine performance, improve safety coefficient optimization effect
Fruit.
As an alternative embodiment, judge car according to the first data and the second data in data feedback processing module
In the case that running status is vehicle braking, data feedback processing module determines default computing plan according to travel condition of vehicle
Slightly, specifically include：Data feedback processing module determines to pass through vehicle attitude sensor, air bag pressure according to default computing strategy
The dynamic operation that force snesor, wheel speed sensors, brake pedal position sensor, E-Gas position sensor are calculated
Data and car speed and gearbox-gear, the braking energy that vehicle needs in energy caused by braking and vehicle is calculated,
Thus, it is possible to vehicle braking is prejudged and anticipation is shifted to an earlier date into 0.1-0.5s.Further, it is also possible to by judging above and below vehicle
Ramp shaped state, brake pedal status (whether trample brake pedal, and step on the acceleration of brake pedal) and thrust load adjust
Braking energy and recyclable braking energy needed for vehicle, so as to realize accurate braking.
As an alternative embodiment, judge car according to the first data and the second data in data feedback processing module
In the case that running status is vehicle parking, this method also includes：Data feedback processing module detects car by monitoring modular
Whether stop working, if vehicle does not stop working, judge that travel condition of vehicle waits for parking, if vehicle has stopped working, judge
Travel condition of vehicle stops working for parking.
Alternatively, it is that data feedback processing module is run according to vehicle in the case that parking is stopped working in travel condition of vehicle
State determines default computing strategy, specifically includes：Data feedback processing module determines that default computing strategy is according to the first number
According to calculating power system parameter.In addition, this method can also include：In the case where travel condition of vehicle is parking wait,
Data acquisition memory module is by the dynamic operation data storage before vehicle stall in the first database.Thus, enter again in vehicle
When entering vehicle launch state, the running status of vehicle can be calculated.
Alternatively, it is that this method also includes in the case that parking waits in travel condition of vehicle：Judge that vehicle is stayed for neutral gear
Car, then switch to idling mode.Wherein, the state that vehicle parking waits includes neutral gear parking and (is applied to traffic congestion and waits red green
During lamp) and with shelves parking two states.In addition, method can also include：It is the situation that parking waits in travel condition of vehicle
Under, data feedback processing module opens energy-recuperation system by control module.Thus, by open energy-recuperation system or
Idling mode is switched to, the energy of redundancy loss can be reclaimed or save energy, and it is possible to be switched to vehicle traveling shape
During state, normally travel state is returned to, so as to effectively reduce oil consumption.This method is particularly suitable for operating in urban congestion road
On High-Powered Vehicle, such as：City bus etc..In band shelves parking, output power can be made to be slightly larger than reverse drag power,
So as to effectively reduce the loss of brakes and reduce oil consumption.
The method provided using the present embodiment, vehicle can be passed through by monitoring the state of each sensor on vehicle
Multiple sensors technology, chassis and auto body technique, accurate vehicle state is obtained, then by transmission sensor data, and is transferred
Database parameter, load, acceleration, accelerator pedal position and the acceleration of accurate survey calculation vehicle, brake pedal position and
The vehicle dynamic details such as acceleration, and adjusted by changing control variable and PID, the accurate control of vehicle is realized, is improved
The automatically controlled level of vehicle, change the low-level of present vehicle, especially hybrid power and electronic buffet coach and truck
Fuzzy control present situation.In addition, energy regenerating ratio can also be improved using this method, energy recovery rate is set to reach more than 20%.
The above-mentioned description to embodiment is understood that for ease of those skilled in the art and using this hair
It is bright.Person skilled in the art obviously can easily make various modifications to above-described embodiment, and described herein
General Principle is applied in other embodiment without by performing creative labour.Therefore, the invention is not restricted to above-mentioned implementation
Example, for those skilled in the art according to the announcement of the present invention, the improvement made for the present invention and modification all should be the present invention's
Within protection domain.
Claims (9)
1. a kind of kinetic energy monitoring system applied to vehicle, including：Monitoring modular, data acquisition memory module, at data feedback
Manage module and control module, it is characterised in that
The monitoring modular is connected with the data acquisition memory module, the data feedback processing module respectively with the data
Collection memory module connects with the control module, wherein,
The monitoring modular, for monitoring the dynamic operation data of the vehicle；
The data acquisition memory module, for gathering the dynamic operation data and the storage car from the monitoring modular
Static data；
The data feedback processing module, for obtaining the first data and the second data from the data acquisition memory module, and
Computing is carried out to first data and second data according to default computing strategy, feedback letter is generated according to operation result
Number, the feedback signal is sent to the control module, wherein, first data include partly or entirely described dynamic fortune
Row data, second data include the part or all of static data；
The control module, for accurately being controlled the vehicle according to the feedback signal.
2. system according to claim 1, it is characterised in that the monitoring modular comprises at least：
Wheel speed sensors, on the wheel of the vehicle, for calculating the rotating speed of the wheel；
Gasbag pressure sensor, in the pneumatic circuit of the air bag of the vehicle, for keeping the vehicle unified high
Load and the thrust load of the vehicle are calculated in the case of degree；
Position of centre of gravity sensor is high for calculating the vehicle installed in the first pre-determined distance of the Vehicular air bag
The changing value of degree；
Vehicle attitude sensor, in the mass centre of the vehicle, for calculating the angle of inclination of the vehicle；
Tyre pressure sensor, on the wheel hub inside the vehicle tyre, for measuring the tire pressure of the tire；
Wind speed wind direction sensor, installed in the outside of the vehicle roof and apart from the second pre- of the front windshield glass of car
If apart from interior, for measuring the wind speed and direction outside the vehicle；
Vehicle speed sensor, installed in the bottom of the vehicle, for measuring the absolute velocity of the vehicle；
Brake pedal position sensor, under the brake pedal of the vehicle, for calculating the position of the brake pedal
With the acceleration of brake pedal position change；
E-Gas position sensor, under the gas pedal of the vehicle, for calculating the position of the gas pedal
With the acceleration of accelerator pedal position change.
3. system according to claim 2, it is characterised in that the monitoring modular also includes：
Miscellaneous function sensor, for monitoring miscellaneous function sensor parameters；
The miscellaneous function sensor includes：Electric energy management unit, use and start mandate, in-car outer temperature sensor, more work(
Can steering wheel, night vision device, in-car monitoring system, light management system, GPS navigator, combination instrument, intelligent air-conditioning system, a left side
Front truck is away from sensor, left back spacing sensor, right front truck away from sensor and right rear car away from sensor.
4. the system according to Claims 2 or 3, it is characterised in that the monitoring modular also includes：
Switching variable harvester, for monitoring switch variable；
The switching variable harvester includes：Vehicle door status sensor and ignition ring position sensor.
5. according to the system described in any one of claim 2 to 4, it is characterised in that the monitoring modular also includes：
Power system parameter harvester, for monitor the vehicle engine parameter, gearbox and main reducing gear parameter,
ABS parameters and differential mechanism parameter.
6. according to the system described in any one of claim 2 to 5, it is characterised in that the monitoring modular also includes：
Valve open position sensor, for measuring valve opening amount.
7. according to the system described in any one of claim 1 to 6, it is characterised in that
The static data comprises at least：Vehicle dimensional parameters and the first database；
The vehicle dimensional parameters comprise at least：Tire specification, axle weight parameter, barycentric coodinates and positive front face area；
First database comprises at least：Ground surface resistance coefficient database, coefficient of air resistance database, tractive force system
Number database and coefficient of road adhesion database.
8. according to the system described in any one of claim 1 to 7, it is characterised in that
The data feedback processing module, for being carried out according to default computing strategy to first data and second data
Computing, including：
The data feedback processing module, for first data to be converted into normal data, and according to default computing strategy
Computing is carried out to the normal data and second data.
9. according to the system described in any one of claim 1 to 8, it is characterised in that
The default computing strategy includes PID control strategy or Variable Control strategy.
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| CN109532489A (en) * | 2018-10-19 | 2019-03-29 | 辽宁工业大学 | A kind of monitoring system and monitoring method based on digital monitoring heavy vehicle engine |
| CN110154894A (en) * | 2019-05-29 | 2019-08-23 | 辽宁工业大学 | A kind of vehicle security drive method for early warning based on pavement behavior |
| CN112606702A (en) * | 2020-11-30 | 2021-04-06 | 江铃汽车股份有限公司 | Energy recovery control method and system, storage medium and computer equipment |
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| CN101332774A (en) * | 2008-08-06 | 2008-12-31 | 山东理工大学 | Automobile brake energy regeneration control device and system |
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| CN110154894A (en) * | 2019-05-29 | 2019-08-23 | 辽宁工业大学 | A kind of vehicle security drive method for early warning based on pavement behavior |
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