CN107351612A - For vehicle can energy regenerating active electromagnetic suspension system - Google Patents
For vehicle can energy regenerating active electromagnetic suspension system Download PDFInfo
- Publication number
- CN107351612A CN107351612A CN201710529218.XA CN201710529218A CN107351612A CN 107351612 A CN107351612 A CN 107351612A CN 201710529218 A CN201710529218 A CN 201710529218A CN 107351612 A CN107351612 A CN 107351612A
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- China
- Prior art keywords
- module
- road surface
- suspension system
- input
- active electromagnetic
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/14—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers accumulating utilisable energy, e.g. compressing air
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
- B60G17/0152—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the action on a particular type of suspension unit
- B60G17/0157—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the action on a particular type of suspension unit non-fluid unit, e.g. electric motor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/20—Type of damper
- B60G2202/24—Fluid damper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2500/00—Indexing codes relating to the regulated action or device
- B60G2500/10—Damping action or damper
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a kind of recyclable active electromagnetic suspension system of energy for vehicle, the active electromagnetic suspension system includes：Traditional suspension module, it includes helical spring, hydraulic damper and magnet；Energy recovery module, it includes ball screw framework and generator module；Road surface detecting module, it includes forward sight camera；And control unit module.The present invention can the active electromagnetic suspension of energy regenerating both can be used to reclaim the kinetic energy of the hydraulic damper to be pumped with Uneven road, simultaneously can also be according to surface conditions, the driving habit of driver and pre-set control algolithm, the damped coefficient of suspension is constantly adjusted, to reach the effect of optimal vehicle ride comfort.
Description
Technical field
The invention belongs to automobile technical field, and being related to automobile hanging technology, especially one kind can energy regenerating and road feel master
The suspension system of dynamic adjustment.
Background technology
Due to energy resource consumption and environmental protection problem, the electrified development for turning into automobile industry of drive system is known together.In view of
The limitation of current battery ability itself, electric automobile or the pure electric continual mileage of hybrid vehicle suffer from very big system
About.Therefore, all are reclaimed as far as possible to be converted to the energy that thermal energy consumption dissipates in vehicle traveling process and be translated into electricity
It can be stored in electrokinetic cell, be under the background of existing battery technology, lift electric car or the pure electric driving of hybrid electric vehicle
The effective means of mileage.
Suspension system is for realizing that preferable automobile ride plays an important role.Traditional hydraulic shock-absorption is controlled by adjusting
The space of valve processed damps to have the function that to adjust hydraulic damper, and hydraulic pressure is accordingly slow among these, and damps adjustable system
Number is discontinuous, is often unable to reach optimal Adjustment effect.In hydraulic damper reciprocatory movement, largely due to road surface
The mechanical energy of injustice conduction is converted to the heat energy of hydraulic damper oil by way of acting, is finally dissipated in air
In.
Set forth herein can energy regenerating active electromagnetic suspension, both can be used to reclaim with Uneven road and up and down reciprocatingly
The kinetic energy of the hydraulic damper of motion, this portion of energy are often converted to thermal energy consumption in conventional hydraulic damper and dissipated, together
When suspension can also constantly be adjusted according to surface conditions, the driving habit of driver and pre-set control algolithm
Damped coefficient, reach the effect of optimal vehicle ride comfort.
In the present invention, generator is used to substitute the hydraulic part in original conventional hydraulic damper, passes through control
The size of magnetic field intensity in generator, to control the active force of the last suspension for being transmitted to vehicle body, realization meets driving intention
Vehicle ride comfort.
The information for being disclosed in the background section is merely intended to understanding of the increase to the general background of the present invention, without answering
It has been the prior art well known to persons skilled in the art when being considered as recognizing or implying the information structure in any form.
The content of the invention
It is an object of the invention to provide a kind of recyclable active electromagnetic suspension system of energy for vehicle, so that gram
The shortcomings that taking prior art.
To achieve the above object, the invention provides a kind of recyclable active electromagnetic suspension system of energy for vehicle
System, including：
Traditional suspension module, the traditional suspension module include helical spring, hydraulic damper and magnet；Energy regenerating mould
Block, the energy recovery module include ball screw framework and generator module；Road surface detecting module, the road surface detecting module include
Forward sight camera；And control unit module.
Preferably, in above-mentioned technical proposal, the upper end of helical spring is connected with the input push rod of ball screw framework, spiral shell
The lower end of rotation spring is directly connected with knuckle, and when helical spring moves back and forth, helical spring will drive the ball wire
The motion of thick stick mechanism.
Preferably, in above-mentioned technical proposal, the input using the reciprocating motion of helical spring upper end as ball screw framework,
The reciprocating motion of helical spring upper end drives the rotary motion of ball screw framework；Permanent magnetism is installed on the nut of ball-screw
Iron, the rotor as generator.
Preferably, in above-mentioned technical proposal, generator module includes stator and rotor, and stator is that winding is fixed on generator
The coil of inside modules.
Preferably, in above-mentioned technical proposal, damper module includes double barrels type damper and electromagnetism adhesive system, and electromagnetism is inhaled
Syzygy is unified end and is connected with damper, and the other end is connected with the lower end of ball-screw input.When road surface detecting module and control
When the comprehensive directive instruction of unit module processed does not need the intervention of hydraulic shock-absorption system, magnet is applied in input current, passes through electromagnetism
Power is separated from each other two blocks of magnet, so as to only intervene work by energy recovery module.
Preferably, in above-mentioned technical proposal, when larger road roughness is input to road surface detecting module, traditional suspension
Module and energy recovery module work simultaneously, with by damping action come vehicle body caused by excessive road roughness of decaying as early as possible
Vibration.
Preferably, in above-mentioned technical proposal, road surface detecting module includes forward sight camera, and it is used for the feelings for detecting road surface
Condition.
Preferably, in above-mentioned technical proposal, control unit module can obtain input information, and input information includes initially driving
The surface conditions of selection and the input of road surface detecting module of pattern are sailed, according to input information, control unit can produce output,
The output can control the input current of generator module, so as to control the size in generator magnetic field.
Preferably, in above-mentioned technical proposal, when the surface conditions of road surface detecting module input are evenness of road surface, energy is exported
Enough reduce the input current of generator module, when the surface conditions of road surface detecting module input are pavement roughness, export energy
Enough increase the input current of generator module.
Preferably, in above-mentioned technical proposal, when it is main that driving model selection, which is ride comfort, the output can increase
The input current of the big generator module, when it is main that driving model selection, which is cross-country ability, the output can reduce
The input current of the generator module.
Compared with prior art, the present invention has the advantages that：
(1) generator module is used, the ball-screw that reciprocates through of script hydraulic damper is changed into driving hair
The input of rotor motion, so as to drive electrical power generators so that the mechanical energy dissipated originally by thermal energy consumption is converted into electricity
Can and be stored in electrokinetic cell, therefore the continual mileage of electric car can be extended.
(2) by the constantly regulation for generator magnetic field, to drive the damping of suspension system to adjust, to lift car
Driving ride comfort.
(3) it is disclosed by the invention can energy regenerating active suspension can provide system detection and warning function, when
Control unit detects suspension system by the displacement transducer in suspension system and not adjusted according to the requirement of control logic
During the damping parameter of system, fault message can be passed to control unit, and react on instrument board.
(4) it is disclosed by the invention can the active suspension of energy regenerating failover backup system can also be provided, work as failure
When diagnostic system is diagnosed to be suspension system and occurs abnormal, magnet can be according to original state adhesive, hydraulic damper intervention work, with
Ensure certain driving ride comfort.
Brief description of the drawings
Fig. 1 be it is according to an embodiment of the invention it is a kind of can energy regenerating active suspension system schematic diagram.
Fig. 2 is the whole-control system functions of modules Organization Chart according to the present invention.
Fig. 3 is the road surface detecting module schematic diagram according to the present invention.
Main Reference Numerals explanation：1-control unit module；2-road surface detecting module；3-helical spring；4-electromagnetism
Iron adhesive system；5-hydraulic damper；6-ball；7-ball screw framework；8-motor stator；9-generator module；
10-push rod.
Embodiment
Below in conjunction with the accompanying drawings, the embodiment of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield scope is not limited by embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " comprising " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other members
Part or other parts.
As shown in figure 1, it is according to an embodiment of the invention it is a kind of can energy regenerating active suspension schematic diagram.
This can the active suspension of energy regenerating include：Traditional suspension module, energy recovery module, road surface detecting module 2 and control
Unit module 1 processed.Wherein, traditional suspension module includes helical spring 3, hydraulic damper 5 and magnet；Energy recovery module includes
Ball screw framework 7 and generator module 9；Road surface detecting module 2 includes forward sight camera.
The upper end of helical spring 3 is connected with the input push rod 10 of ball screw framework 7, and the lower end of helical spring 3 is direct
It is connected with knuckle.Permanent magnet is installed on the nut of ball-screw, the rotor as generator.Generator module 9 includes
Stator 8 and rotor, stator 8 are the coils that winding is fixed on inside generator module.When helical spring 3 moves back and forth, spiral
Spring 3 will drive the motion of ball screw framework 7.The reciprocating motion of the upper end of helical spring 3 is as the defeated of ball screw framework 7
Enter, the reciprocating motion of the upper end of helical spring 3 drives the rotary motion of ball screw framework 7, by for generator magnetic field
Cutting, form electromotive force, corresponding mechanical energy is converted into electrical power storage in the battery.Generator module 9 passes through control line
Road is connected with control unit module 1, receives the instruction of control unit 1.Fig. 2 and Fig. 3 is respectively whole-control system module work(
Can Organization Chart and road surface detecting module schematic diagram.
Therefore, control unit module 1 can obtain input information, input information include initial driving model selection and
The surface conditions that road surface detecting module 2 inputs, according to input information, control unit module 1 can produce output, and the output can
The input current of generator module 9 is controlled, so as to control the size in generator magnetic field.Inputted when road surface detecting module 2
When surface conditions are evenness of road surface, output can increase the input current of generator module 9, be inputted when road surface detecting module 2
When surface conditions are pavement roughness, output can reduce the input current of generator module 9.Control unit module 1 is by right
Controlling to control the magnetic field intensity of formation for internal winding current, constantly exports suitable reaction force, precisely eliminates road surface not
Influence of the Pingdu to vehicle body, so as to lift the ride comfort of vehicle traveling.
Hydraulic damper includes double barrels type damper and electromagnetism adhesive system 4, and one end of electromagnetism adhesive system 4 subtracts with hydraulic pressure
Shake device is connected, and the other end is connected with the lower end of ball-screw input.When road surface detecting module 2 and control unit module 1
When comprehensive directive instruction does not need the intervention of hydraulic shock-absorption system, magnet is applied in input current, makes two blocks of magnet by electromagnetic force
It is separated from each other, so as to only intervene work by energy recovery module.When larger road roughness is input into road surface detecting module 2
When, traditional suspension module and energy recovery module work simultaneously, with by damping action come excessive Uneven road of decaying as early as possible
Body vibrations caused by degree.Road surface detecting module 2 includes forward sight camera, and it is used for the situation for detecting road surface, and by hair
Motor energization current is adjusted to realize the adjustment to whole system damping.
The present invention can energy regenerating active suspension specific work process it is as follows：
When vehicle is on the way exercised, the injustice on road surface can be transmitted to upwards by the helical spring 3 of suspension lower end
Ball-screw, the now reciprocating motion of vehicle suspension can become the rotary motion of ball-screw.Permanent magnet is arranged on ball-screw
On nut, with the rotation of ball-screw, nut thereon rotates with, and the nut of the rotation can turn as generator
Son.By the circumgyration incision coil windings of generator amature, cause magnetic flux change, produce electromotive force, generated electricity.It is specific and
The situation that speech, the input information that control unit module 1 needs, including the selection of driving model and road surface detecting module 2 input,
With reference to the control logic control strategy being pre-designed, the input current of output generator module 9, generator magnetic field is controlled
Size, it is determined that being to recover energy/drive based on ride comfort, or based on being experienced with cross-country driving.If with energy regenerating/
Drive based on ride comfort, exciting current is modulated into maximum, in this case, ball screw framework 7 is cut in generator
The electromotive force of maximum can be obtained when cutting magnetic induction line, meanwhile, it is maximum to the reaction force of ball screw framework 7, so as to maximum journey
Offset impact of the Uneven road for vehicle body in degree ground., in theory, can be by generator if pursuing cross-country driving and feeling
Exciting current set to zero, the unevenness on such road surface will all be applied to vehicle body due to the reason of no electromagnetism reaction force
The upper part being connected with suspension.When road excitation is excessive, can also be led to by the control whether intervened to conventional hydraulic damper
The method for crossing lifting system damping, eliminates impact of the excessive road roughness to system.Control unit module 1 can be according in advance
The situation that the driving model and road surface detecting module of setting detect determines the size of generator exciting current, leads to simultaneously
The control to magnet is crossed, determines whether traditional hydraulic damper part intervenes work.
Preferably, the present invention can provide fault diagnosis system, can be by failure when some component failure breaks down
Information transmission is to ECU.
Preferably, the present invention can also provide failure warning system, be broken down when fault diagnosis system is diagnosed to be system
When, alarm activation, the very first time provides alarm to driver.
The present invention's can also contains fail safe scheme in the electromagnetism active suspension of energy regenerating.
Under normal condition, magnet magnetic is on the contrary, attract each other, it is ensured that when circuit breaks down, also ensures magnet segment
Attract each other, hydraulic part still can intervene work.It is comprehensive only when road surface detecting module 2 and control unit module 1
When conjunction instruction does not need the intervention of hydraulic shock-absorption system, magnet can be given to set input current, make two blocks of magnet mutual by electromagnetic force
Separate, work is only intervened by the recyclable part of energy.
The active suspension system that the energy of the present invention is recyclable is mainly used on new-energy automobile, is moved back and forth with suspension
Energy regenerating maximum turns to target, by the active accommodation to suspension damping, reaches optimal driving smooth-going sexual experience.
The description of the foregoing specific illustrative embodiment to the present invention is to illustrate and the purpose of illustration.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can be much changed
And change.The purpose of selecting and describing the exemplary embodiment is that explain that the certain principles of the present invention and its reality should
With so that those skilled in the art can realize and utilize the present invention a variety of exemplaries and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (10)
- A kind of 1. recyclable active electromagnetic suspension system of energy for vehicle, it is characterised in that the active electromagnetic suspension System includes：Traditional suspension module, the traditional suspension module include helical spring, hydraulic damper and magnet；Energy recovery module, the energy recovery module include ball screw framework and generator module；Road surface detecting module, the road surface detecting module include forward sight camera；AndControl unit module.
- 2. the recyclable active electromagnetic suspension system of energy according to claim 1, it is characterised in that the helical spring Upper end be connected with the input push rod of the ball screw framework, the lower end of the helical spring is directly connected with knuckle Connect, when the helical spring moves back and forth, the helical spring will drive the motion of the ball screw framework.
- 3. the recyclable active electromagnetic suspension system of energy according to claim 1, it is characterised in that by the spiral bullet Input of the reciprocating motion as the ball screw framework of spring upper end, described in the reciprocating motion drive of the helical spring upper end The rotary motion of ball screw framework；Permanent magnet is installed on the nut of the ball-screw, the rotor as generator.
- 4. the recyclable active electromagnetic suspension system of energy according to claim 3, it is characterised in that the generator mould Block, including stator and rotor, the stator are the coils that winding is fixed on inside the generator module.
- 5. the recyclable active electromagnetic suspension system of energy according to claim 1, it is characterised in that the hydraulic shock-absorption Device includes double barrels type damper and electromagnetism adhesive system, and described electromagnetism adhesive system one end is connected with the hydraulic damper, separately One end is connected with the lower end of the ball-screw input；When the comprehensive directive of road surface detecting module and control unit module refers to Show that the magnet is applied in input current, two blocks of magnet is mutually divided by electromagnetic force when not needing the intervention of hydraulic shock-absorption system Open, so as to only intervene work by the energy recovery module.
- 6. the recyclable active electromagnetic suspension system of energy according to claim 5, it is characterised in that when larger road surface When unevenness is input to the road surface detecting module, the traditional suspension module and the energy recovery module work simultaneously, with By damping action come body vibrations caused by excessive road roughness of decaying as early as possible.
- 7. the recyclable active electromagnetic suspension system of energy according to claim 1, it is characterised in that the road surface detection Module includes forward sight camera, and it is used for the situation for detecting road surface.
- 8. the recyclable active electromagnetic suspension system of energy according to claim 1, it is characterised in that described control unit Module can obtain input information, and the input information includes the selection and/or road surface detecting module input of driving model Surface conditions, according to the input information, described control unit can produce output, and the output can control the generating The input current of machine module, so as to control the size in generator magnetic field.
- 9. the recyclable active electromagnetic suspension system of energy according to claim 8, it is characterised in that when the road surface is visited When the surface conditions for surveying module input are evenness of road surface, the output can reduce the input current of the generator module, when When the surface conditions of the road surface detecting module input are pavement roughness, the output can increase the generator module Input current.
- 10. the recyclable active electromagnetic suspension system of energy according to claim 8, it is characterised in that when the driving Model selection is ride comfort when being main, and the output can increase the input current of the generator module, when the driving mould When to be cross-country ability be main, the output can reduce the input current of the generator module for formula selection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710529218.XA CN107351612A (en) | 2017-07-01 | 2017-07-01 | For vehicle can energy regenerating active electromagnetic suspension system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710529218.XA CN107351612A (en) | 2017-07-01 | 2017-07-01 | For vehicle can energy regenerating active electromagnetic suspension system |
Publications (1)
| Publication Number | Publication Date |
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| CN107351612A true CN107351612A (en) | 2017-11-17 |
Family
ID=60273462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201710529218.XA Pending CN107351612A (en) | 2017-07-01 | 2017-07-01 | For vehicle can energy regenerating active electromagnetic suspension system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109159636A (en) * | 2018-10-30 | 2019-01-08 | 吉林大学 | A kind of special vehicle fluid pressure type adjustment height suspension and its control method |
| WO2020024471A1 (en) * | 2018-07-30 | 2020-02-06 | 江苏大学 | Hybrid electromagnetic suspension capable of realizing self-power supply, and control method therefor |
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| CN105751845A (en) * | 2016-04-08 | 2016-07-13 | 江苏大学 | Semi-active control method of energy reclaiming type semi-active suspension system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2020024471A1 (en) * | 2018-07-30 | 2020-02-06 | 江苏大学 | Hybrid electromagnetic suspension capable of realizing self-power supply, and control method therefor |
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| CN109159636B (en) * | 2018-10-30 | 2023-10-20 | 吉林大学 | Hydraulic height-adjustable suspension for special vehicle and control method thereof |
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Effective date of registration: 20190904 Address after: 225006 No. 88 Wenchang East Road, Jiangdu District, Yangzhou City, Jiangsu Province (Tangzhuang Group, Zhengyi Village, formerly Xiannu Town) Applicant after: Jiangsu Ruilong New Automobile Technology Co., Ltd. Address before: 210000 Lishui Economic Development Zone, Nanjing City, Jiangsu Province (Zijin Kechuang Special Community) Applicant before: NANJING LONGRUI KECHUANG AUTOMOBILE TECHNOLOGY CO., LTD. |
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Application publication date: 20171117 |