CN109703315A - The passive suspension modes handover control system of master and method based on energy regenerating - Google Patents
The passive suspension modes handover control system of master and method based on energy regenerating Download PDFInfo
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- CN109703315A CN109703315A CN201910032293.4A CN201910032293A CN109703315A CN 109703315 A CN109703315 A CN 109703315A CN 201910032293 A CN201910032293 A CN 201910032293A CN 109703315 A CN109703315 A CN 109703315A
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- 239000000725 suspension Substances 0.000 title claims abstract description 47
- 230000001172 regenerating effect Effects 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000007781 pre-processing Methods 0.000 claims abstract description 23
- 238000011084 recovery Methods 0.000 claims abstract description 13
- 230000001133 acceleration Effects 0.000 claims description 47
- 238000006073 displacement reaction Methods 0.000 claims description 21
- 238000001914 filtration Methods 0.000 claims description 16
- 230000000087 stabilizing effect Effects 0.000 claims description 9
- 238000003384 imaging method Methods 0.000 claims description 7
- 230000005856 abnormality Effects 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000002203 pretreatment Methods 0.000 claims description 6
- 238000004088 simulation Methods 0.000 claims description 3
- 238000004064 recycling Methods 0.000 abstract description 4
- 238000004146 energy storage Methods 0.000 abstract 1
- 238000007726 management method Methods 0.000 description 12
- 238000005265 energy consumption Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000012913 prioritisation Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The invention discloses a kind of passive suspension modes handover control system of master based on energy regenerating and method, control system includes vehicle sensors module, GPS positioning module, pre-processing module, energy recovery module, energy management module and total control module.Vehicle sensors acquisition data simultaneously pass to total control module；The vibrational energy and Brake Energy of energy recovery module recycling vehicle；Energy management module also has both the energy storage of recycling to Active suspension and braking motor energy supply；Total control module receives the data information that the vehicle sensors handled through pre-processing module are acquired with GPS positioning module and is analyzed, and switches to corresponding suspension modes, and control energy regenerating working condition corresponding with management module progress.The present invention can energy that effectively management and utilization is recycled, while suspension modes are converted under conditions of guaranteeing ride comfort, the consumption for reducing energy of high degree.
Description
Technical field
The present invention relates to vehicle energy saving field more particularly to a kind of passive suspension modes switching controls of master based on energy regenerating
System and method for processed.
Background technique
On the one hand, automobile is on road in driving process, due to the excitation of uneven road surface and the road work of various complexity
Condition, furthermore automobile part energy is translated into thermal energy consumption by damper during suspension vibration and dissipates, and automobile is being made
During dynamic, also there is a large amount of kinetic energy to be converted into thermal energy consumption by friction and dissipate, not only waste energy, can also accelerate automobile system
The abrasion of dynamic system.With the continuous development of automotive engineering, the especially appearance of novel chassis technology, return various energy efficients
Receipts are possibly realized.
On the other hand, automotive suspension have the initiative mode when, preferable riding comfort, and vehicle driving can be obtained
It is safer, but the energy consumption of Active suspension mode is larger, if suspension is constantly in aggressive mode, can waste a large amount of energy
Source, however when automotive suspension is in Passive Mode, will not substantially consume energy, but the behaviour of riding comfort and vehicle
Handing stability can be deteriorated again.For this purpose, automotive suspension is switched to Passive Mode, not only when body gesture variation is little
Energy-efficient effect can be played, also can high degree guarantee riding comfort.
Therefore, in response to energy saving theme, realize vehicle vibration energy and Brake Energy are recycled in the form of electric energy it is same
When, high degree guarantees to switch Passive Mode in the case where ride comfort, can reduce energy consumption to the greatest extent.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of based on energy for defect involved in background technique
Measure the passive suspension modes handover control system of master and method of recycling.
The present invention uses following technical scheme to solve above-mentioned technical problem:
The passive suspension modes handover control system of master based on energy regenerating, comprising vehicle sensors module, GPS positioning module,
Pre-processing module, energy recovery module, energy management module and total control module；
The pre-processing module signal output end, total with the signal output end of vehicle sensors module, GPS positioning system respectively
The input terminal of control module is connected, the output end of the total control module respectively with energy recovery module, energy management module phase
Even；
The vehicle sensors module includes imaging sensor, acceleration transducer and brake pedal sensor；
Described image sensor is arranged in headstock, for shooting the image on vehicle front road surface, and passes it to the preceding place
Manage module；
The acceleration transducer is arranged on the suspension of vehicle, for acquiring vehicle body acceleration, and pass it to it is described before
Processing module；
The brake pedal sensor is used to acquire the displacement of vehicle brake pedal, and passes it to the pre-treatment mould
Block；
The GPS positioning module is used to incude the GPS coordinate of vehicle, and passes it to the pre-processing module；
The pre-processing module be used for receive pavement image, vehicle body acceleration, brake pedal displacement simulate
After digital signal conversion, filtering, rejecting abnormalities data, it is transferred to the total control module；
The energy recovery module includes first to fourth integrated braking motor, first to fourth linear motor actuator, rectification
Device, filter, voltage-stablizer and accumulator；
The first to fourth integrated braking motor, which respectively corresponds, to be arranged on four wheels of vehicle, for automobile starting,
Additional auxiliary forces are carried out to four wheels when acceleration, or after the mechanical energy of four wheels is converted to electric energy in automobile brake
It exports to the rectifier；
The first to fourth linear motor actuator, which respectively corresponds, to be arranged on four suspensions of vehicle, for controlling vehicle
The mechanical energy that four suspension vibrations of vehicle generate is converted to after electric energy output to the rectifier by four suspension actuations；
The input terminal of the rectifier respectively with the current output terminal of described first to fourth integrated braking motor, first to fourth
The current output terminal of linear motor actuator is connected, and the output end of rectifier is connected with the input terminal of filter, for first
The electric current generated to the 4th integrated braking motor, first to fourth linear motor actuator is rectified；
The output end of the filter is connected by voltage-stablizer with the input terminal of the accumulator, wherein the filter is used for
Pulse and noise jamming in filtering circuit, the voltage-stablizer are used for for the output voltage in stabilizing circuit, the accumulator
Store the electric energy received；
The energy management module includes battery unit, the first to the 8th distributor and the first to the 8th inverter；
The input terminal of the battery unit is connected with the output end of the accumulator, and the output end of battery unit passes through first to the
Eight distributors are connected with the input terminal of the first to the 8th inverter one-to-one correspondence are connected respectively, the described first to the 8th inverter
Output end respectively with first to fourth integrated braking motor, first to fourth linear motor actuator；The battery unit is used for
First to fourth integrated braking motor, first to fourth straight line are given by the first to the 8th distributor, the first to the 8th inverter
Motor actuator power supply；
The total control module includes the first to the 8th electric machine controller and vehicle-mounted ECU；
Described first to the 8th electric machine controller one end respectively with described first to fourth integrated braking motor, first to fourth straight
Line Motor actuator, which corresponds, to be connected, and the other end is connected with the vehicle-mounted ECU, for being controlled according to the instruction of vehicle-mounted ECU
The first to fourth integrated braking motor, the work of first to fourth linear motor actuator；
The vehicle-mounted ECU respectively with the described first to the 8th distributor, the first to the 8th electric machine controller, pre-processing module phase
Even, for controlling the first to the 8th distributor, the work of the first to the 8th electric machine controller according to the information of pre-processing module.
The invention also discloses a kind of controlling parties for being somebody's turn to do the passive suspension modes handover control system of master based on energy regenerating
Method comprising the steps of:
Step 1), imaging sensor, acceleration transducer, brake pedal sensor, GPS positioning module acquire vehicle front respectively
The image on road surface, vehicle body acceleration, the displacement of vehicle brake pedal, vehicle GPS coordinate, and pass it to pre-treatment mould
Block；
Step 2, pre-processing module to receive pavement image, vehicle body acceleration, brake pedal displacement carry out simulation number
After the conversion of word signal, filtering, rejecting abnormalities data, it is transferred to vehicle-mounted ECU；
Step 3), vehicle-mounted ECU judge whether the displacement of vehicle brake pedal is greater than zero；
Step 3.1), if the displacement of vehicle brake pedal is greater than zero, i.e. vehicle when being braked, vehicle-mounted ECU controls the
One to the 4th integrated braking motor is worked in the form of generator, the mechanical energy of four wheels of vehicle is converted to electric energy, through whole
It saves after stream, filtering and pressure stabilizing to accumulator；
Step 3.2), if the displacement of vehicle brake pedal is equal to zero, vehicle-mounted ECU controls first to fourth integrated braking motor
It is worked with motorjbrm, the battery unit gives first to fourth through first to fourth distributor, first to fourth inverter
Integrated braking motor power supply；
Vehicle body acceleration and preset acceleration rate threshold are compared by step 4), vehicle-mounted ECU；
Step 4.1), if speed acceleration is less than or equal to preset acceleration rate threshold, vehicle-mounted ECU controls first to fourth straight line
Motor actuator is worked with generator forms, and the mechanical energy that four suspension vibrations generate is converted to electric energy, rectified, filtering and
It saves after pressure stabilizing to accumulator；
Step 4.2), if speed acceleration is greater than preset acceleration rate threshold, vehicle-mounted ECU controls first to fourth linear motor
Actuator is actively adjusted four suspensions of vehicle so that vehicle smooth-ride, at this point, the battery unit through the 5th to
8th distributor, the 5th to the 8th inverter are powered to first to fourth linear motor actuator.
Control method as the passive suspension modes handover control system of a kind of master based on energy regenerating of the invention is into one
The prioritization scheme of step, the preset acceleration rate threshold are 0.4m/s2。
The invention adopts the above technical scheme compared with prior art, has following technical effect that
1. the present invention energy that generates of synthetical recovery Vehicular vibration and braking and can be stored in accumulator, further can be to
Battery unit charging, and reasonable distribution electric energy under the action of energy management module, play the effect of energy-saving and emission-reduction；
2. the present invention intuitively monitors pavement behavior by imaging sensor and GPS in real time, so that driver's switching is corresponding outstanding
Frame mode further monitors vehicle body oscillation intensity by body-acceleration sensor and more accurately understands traveling state of vehicle,
Switch corresponding suspension modes.
3. the present invention can switch in due course suspension modes according to road conditions and vehicle body acceleration situation, can be protected in high degree
Under conditions of demonstrate,proving ride comfort, energy consumption is reduced to the greatest extent.
Detailed description of the invention
Fig. 1 is that the operating structure of the passive suspension modes handover control system of the master of the invention based on energy regenerating is illustrated
Figure；
Fig. 2 is the control method flow chart of the passive suspension modes handover control system of the master of the invention based on energy regenerating；
Fig. 3 is the energy regenerating of the passive suspension modes handover control system of the master of the invention based on energy regenerating and the stream of management
Cheng Tu, solid line are energy regenerating, and dotted line is energy management process.
Specific embodiment
Technical solution of the present invention is described in further detail with reference to the accompanying drawing:
The present invention can be embodied in many different forms, and should not be assumed that be limited to the embodiments described herein.On the contrary, providing
These embodiments are thoroughly and complete to make the disclosure, and will give full expression to the scope of the present invention to those skilled in the art.
In the accompanying drawings, for the sake of clarity it is exaggerated component.
As shown in Figure 1, the invention discloses a kind of passive suspension modes handover control system of master based on energy regenerating, packet
Module containing vehicle sensors, GPS positioning module, pre-processing module, energy recovery module, energy management module and master control molding
Block；
The pre-processing module signal output end, total with the signal output end of vehicle sensors module, GPS positioning system respectively
The input terminal of control module is connected, the output end of the total control module respectively with energy recovery module, energy management module phase
Even；
The vehicle sensors module includes imaging sensor, acceleration transducer and brake pedal sensor；
Described image sensor is arranged in headstock, for shooting the image on vehicle front road surface, and passes it to the preceding place
Manage module；
The acceleration transducer is arranged on the suspension of vehicle, for acquiring vehicle body acceleration, and pass it to it is described before
Processing module；
The brake pedal sensor is used to acquire the displacement of vehicle brake pedal, and passes it to the pre-treatment mould
Block；
The GPS positioning module is used to incude the GPS coordinate of vehicle, and passes it to the pre-processing module；
The pre-processing module be used for receive pavement image, vehicle body acceleration, brake pedal displacement simulate
After digital signal conversion, filtering, rejecting abnormalities data, it is transferred to the total control module；
The energy recovery module includes first to fourth integrated braking motor, first to fourth linear motor actuator, rectification
Device, filter, voltage-stablizer and accumulator；
The first to fourth integrated braking motor, which respectively corresponds, to be arranged on four wheels of vehicle, for automobile starting,
Additional auxiliary forces are carried out to four wheels when acceleration, or after the mechanical energy of four wheels is converted to electric energy in automobile brake
It exports to the rectifier；
The first to fourth linear motor actuator, which respectively corresponds, to be arranged on four suspensions of vehicle, for controlling vehicle
The mechanical energy that four suspension vibrations of vehicle generate is converted to after electric energy output to the rectifier by four suspension actuations；
The input terminal of the rectifier respectively with the current output terminal of described first to fourth integrated braking motor, first to fourth
The current output terminal of linear motor actuator is connected, and the output end of rectifier is connected with the input terminal of filter, for first
The electric current generated to the 4th integrated braking motor, first to fourth linear motor actuator is rectified；
The output end of the filter is connected by voltage-stablizer with the input terminal of the accumulator, wherein the filter is used for
Pulse and noise jamming in filtering circuit, the voltage-stablizer are used for for the output voltage in stabilizing circuit, the accumulator
Store the electric energy received；
The energy management module includes battery unit, the first to the 8th distributor and the first to the 8th inverter；
The input terminal of the battery unit is connected with the output end of the accumulator, and the output end of battery unit passes through first to the
Eight distributors are connected with the input terminal of the first to the 8th inverter one-to-one correspondence are connected respectively, the described first to the 8th inverter
Output end respectively with first to fourth integrated braking motor, first to fourth linear motor actuator；The battery unit is used for
First to fourth integrated braking motor, first to fourth straight line are given by the first to the 8th distributor, the first to the 8th inverter
Motor actuator power supply；
The total control module includes the first to the 8th electric machine controller and vehicle-mounted ECU；
Described first to the 8th electric machine controller one end respectively with described first to fourth integrated braking motor, first to fourth straight
Line Motor actuator, which corresponds, to be connected, and the other end is connected with the vehicle-mounted ECU, for being controlled according to the instruction of vehicle-mounted ECU
The first to fourth integrated braking motor, the work of first to fourth linear motor actuator；
The vehicle-mounted ECU respectively with the described first to the 8th distributor, the first to the 8th electric machine controller, pre-processing module phase
Even, for controlling the first to the 8th distributor, the work of the first to the 8th electric machine controller according to the information of pre-processing module.
As shown in Fig. 2, being somebody's turn to do master's passive suspension modes switching control system based on energy regenerating the invention also discloses a kind of
The control method of system comprising the steps of:
Step 1), imaging sensor, acceleration transducer, brake pedal sensor, GPS positioning module acquire vehicle front respectively
The image on road surface, vehicle body acceleration, the displacement of vehicle brake pedal, vehicle GPS coordinate, and pass it to pre-treatment mould
Block；
Step 2, pre-processing module to receive pavement image, vehicle body acceleration, brake pedal displacement carry out simulation number
After the conversion of word signal, filtering, rejecting abnormalities data, it is transferred to vehicle-mounted ECU；
Step 3), vehicle-mounted ECU judge whether the displacement of vehicle brake pedal is greater than zero；
Step 3.1), if the displacement of vehicle brake pedal is greater than zero, i.e. vehicle when being braked, vehicle-mounted ECU controls the
One to the 4th integrated braking motor is worked in the form of generator, the mechanical energy of four wheels of vehicle is converted to electric energy, through whole
It saves after stream, filtering and pressure stabilizing to accumulator；
Step 3.2), if the displacement of vehicle brake pedal is equal to zero, vehicle-mounted ECU controls first to fourth integrated braking motor
It is worked with motorjbrm, the battery unit gives first to fourth through first to fourth distributor, first to fourth inverter
Integrated braking motor power supply；
Vehicle body acceleration and preset acceleration rate threshold are compared by step 4), vehicle-mounted ECU；
Step 4.1), if speed acceleration is less than or equal to preset acceleration rate threshold, vehicle-mounted ECU controls first to fourth straight line
Motor actuator is worked with generator forms, and the mechanical energy that four suspension vibrations generate is converted to electric energy, rectified, filtering and
It saves after pressure stabilizing to accumulator；
Step 4.2), if speed acceleration is greater than preset acceleration rate threshold, vehicle-mounted ECU controls first to fourth linear motor
Actuator is actively adjusted four suspensions of vehicle so that vehicle smooth-ride, at this point, the battery unit through the 5th to
8th distributor, the 5th to the 8th inverter are powered to first to fourth linear motor actuator.
Control method as the passive suspension modes handover control system of a kind of master based on energy regenerating of the invention is into one
The prioritization scheme of step, the preset acceleration rate threshold are 0.4m/s2。
The preset acceleration rate threshold requires to be arranged according to human body ride comfort, is preferentially set as 0.4m/s2。
Fig. 3 is the energy regenerating of the passive suspension modes handover control system of master based on energy regenerating and the process of management
Figure, solid line is energy regenerating, and dotted line is energy management process, comprising:
Realize the energy recovery process indicated: when there is braking with a degree of vibration in vehicle, total control module domination set
It is rectified at braking motor and linear motor actuator recycling vibrational energy and the rectified device of Brake Energy, filter filtering, voltage-stablizer is steady
It is stored in accumulator in the form of electric energy after pressure, is further charged to battery unit after accumulator completely fills.
The energy management process that dotted line indicates: when accumulator energy abundance, direct current is turned through inverter by accumulator
Turn to the alternating current that can drive linear motor actuator and integrated braking motor；In accumulator energy deficiency, further by electricity
Pool unit reasonably distributes to integrated braking motor and linear motor actuator through distributor.
Those skilled in the art can understand that unless otherwise defined, all terms used herein (including skill
Art term and scientific term) there is meaning identical with the general understanding of those of ordinary skill in fields of the present invention.Also
It should be understood that those terms such as defined in the general dictionary should be understood that have in the context of the prior art
The consistent meaning of meaning will not be explained in an idealized or overly formal meaning and unless defined as here.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not limited to this hair the foregoing is merely a specific embodiment of the invention
Bright, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in the present invention
Protection scope within.
Claims (3)
1. the passive suspension modes handover control system of master based on energy regenerating, which is characterized in that comprising vehicle sensors module,
GPS positioning module, pre-processing module, energy recovery module, energy management module and total control module；
The pre-processing module signal output end, total with the signal output end of vehicle sensors module, GPS positioning system respectively
The input terminal of control module is connected, the output end of the total control module respectively with energy recovery module, energy management module phase
Even；
The vehicle sensors module includes imaging sensor, acceleration transducer and brake pedal sensor；
Described image sensor is arranged in headstock, for shooting the image on vehicle front road surface, and passes it to the preceding place
Manage module；
The acceleration transducer is arranged on the suspension of vehicle, for acquiring vehicle body acceleration, and pass it to it is described before
Processing module；
The brake pedal sensor is used to acquire the displacement of vehicle brake pedal, and passes it to the pre-treatment mould
Block；
The GPS positioning module is used to incude the GPS coordinate of vehicle, and passes it to the pre-processing module；
The pre-processing module be used for receive pavement image, vehicle body acceleration, brake pedal displacement simulate
After digital signal conversion, filtering, rejecting abnormalities data, it is transferred to the total control module；
The energy recovery module includes first to fourth integrated braking motor, first to fourth linear motor actuator, rectification
Device, filter, voltage-stablizer and accumulator；
The first to fourth integrated braking motor, which respectively corresponds, to be arranged on four wheels of vehicle, for automobile starting,
Additional auxiliary forces are carried out to four wheels when acceleration, or after the mechanical energy of four wheels is converted to electric energy in automobile brake
It exports to the rectifier；
The first to fourth linear motor actuator, which respectively corresponds, to be arranged on four suspensions of vehicle, for controlling vehicle
The mechanical energy that four suspension vibrations of vehicle generate is converted to after electric energy output to the rectifier by four suspension actuations；
The input terminal of the rectifier respectively with the current output terminal of described first to fourth integrated braking motor, first to fourth
The current output terminal of linear motor actuator is connected, and the output end of rectifier is connected with the input terminal of filter, for first
The electric current generated to the 4th integrated braking motor, first to fourth linear motor actuator is rectified；
The output end of the filter is connected by voltage-stablizer with the input terminal of the accumulator, wherein the filter is used for
Pulse and noise jamming in filtering circuit, the voltage-stablizer are used for for the output voltage in stabilizing circuit, the accumulator
Store the electric energy received；
The energy management module includes battery unit, the first to the 8th distributor and the first to the 8th inverter；
The input terminal of the battery unit is connected with the output end of the accumulator, and the output end of battery unit passes through first to the
Eight distributors are connected with the input terminal of the first to the 8th inverter one-to-one correspondence are connected respectively, the described first to the 8th inverter
Output end respectively with first to fourth integrated braking motor, first to fourth linear motor actuator；The battery unit is used for
First to fourth integrated braking motor, first to fourth straight line are given by the first to the 8th distributor, the first to the 8th inverter
Motor actuator power supply；
The total control module includes the first to the 8th electric machine controller and vehicle-mounted ECU；
Described first to the 8th electric machine controller one end respectively with described first to fourth integrated braking motor, first to fourth straight
Line Motor actuator, which corresponds, to be connected, and the other end is connected with the vehicle-mounted ECU, for being controlled according to the instruction of vehicle-mounted ECU
The first to fourth integrated braking motor, the work of first to fourth linear motor actuator；
The vehicle-mounted ECU respectively with the described first to the 8th distributor, the first to the 8th electric machine controller, pre-processing module phase
Even, for controlling the first to the 8th distributor, the work of the first to the 8th electric machine controller according to the information of pre-processing module.
2. the control method of the passive suspension modes handover control system of the master according to claim 1 based on energy regenerating,
It is characterized in that comprising the steps of:
Step 1), imaging sensor, acceleration transducer, brake pedal sensor, GPS positioning module acquire vehicle front respectively
The image on road surface, vehicle body acceleration, the displacement of vehicle brake pedal, vehicle GPS coordinate, and pass it to pre-treatment mould
Block；
Step 2, pre-processing module to receive pavement image, vehicle body acceleration, brake pedal displacement carry out simulation number
After the conversion of word signal, filtering, rejecting abnormalities data, it is transferred to vehicle-mounted ECU；
Step 3), vehicle-mounted ECU judge whether the displacement of vehicle brake pedal is greater than zero；
Step 3.1), if the displacement of vehicle brake pedal is greater than zero, i.e. vehicle when being braked, vehicle-mounted ECU controls the
One to the 4th integrated braking motor is worked in the form of generator, the mechanical energy of four wheels of vehicle is converted to electric energy, through whole
It saves after stream, filtering and pressure stabilizing to accumulator；
Step 3.2), if the displacement of vehicle brake pedal is equal to zero, vehicle-mounted ECU controls first to fourth integrated braking motor
It is worked with motorjbrm, the battery unit gives first to fourth through first to fourth distributor, first to fourth inverter
Integrated braking motor power supply；
Vehicle body acceleration and preset acceleration rate threshold are compared by step 4), vehicle-mounted ECU；
Step 4.1), if speed acceleration is less than or equal to preset acceleration rate threshold, vehicle-mounted ECU controls first to fourth straight line
Motor actuator is worked with generator forms, and the mechanical energy that four suspension vibrations generate is converted to electric energy, rectified, filtering and
It saves after pressure stabilizing to accumulator；
Step 4.2), if speed acceleration is greater than preset acceleration rate threshold, vehicle-mounted ECU controls first to fourth linear motor
Actuator is actively adjusted four suspensions of vehicle so that vehicle smooth-ride, at this point, the battery unit through the 5th to
8th distributor, the 5th to the 8th inverter are powered to first to fourth linear motor actuator.
3. the control method of the passive suspension modes handover control system of the master according to claim 2 based on energy regenerating,
It is characterized in that, the preset acceleration rate threshold is 0.4m/s2。
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| CN107225928A (en) * | 2017-05-03 | 2017-10-03 | 江苏大学 | A kind of active/passive suspension modes handover control system and method based on driving behavior |
| CN107264291A (en) * | 2017-05-25 | 2017-10-20 | 江苏大学 | Pure electric automobile composite braking and active feed energy suspension collaborative device and control method |
| CN109080399A (en) * | 2018-07-30 | 2018-12-25 | 江苏大学 | A kind of the hybrid electromagnetic suspension and its control method of achievable self energizing |
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2019
- 2019-01-14 CN CN201910032293.4A patent/CN109703315A/en active Pending
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|---|---|---|---|---|
| WO2006095429A1 (en) * | 2005-03-10 | 2006-09-14 | The Yokohama Rubber Co., Ltd. | Road surface condition detection system, active suspension system, anti-lock brake system, and sensor unit for the road surface condition detection system |
| JP2009274575A (en) * | 2008-05-14 | 2009-11-26 | Toyota Motor Corp | Suspension system for vehicle |
| CN105480043A (en) * | 2015-12-17 | 2016-04-13 | 西安科技大学 | Multi-mode electromagnetic energy-regenerative vehicle active suspension actuator and control method thereof |
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Application publication date: 20190503 |