CN106080084A - A kind of vehicle suspension electric-control system - Google Patents
A kind of vehicle suspension electric-control system Download PDFInfo
- Publication number
- CN106080084A CN106080084A CN201610539138.8A CN201610539138A CN106080084A CN 106080084 A CN106080084 A CN 106080084A CN 201610539138 A CN201610539138 A CN 201610539138A CN 106080084 A CN106080084 A CN 106080084A
- Authority
- CN
- China
- Prior art keywords
- suspension
- control
- vehicle body
- chip microcomputer
- body state
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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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
- B60G17/018—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 use of a specific signal treatment or control method
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- 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
- B60G2202/40—Type of actuator
- B60G2202/42—Electric actuator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2600/00—Indexing codes relating to particular elements, systems or processes used on suspension systems or suspension control systems
- B60G2600/18—Automatic control means
- B60G2600/182—Active control means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2600/00—Indexing codes relating to particular elements, systems or processes used on suspension systems or suspension control systems
- B60G2600/21—Self-controlled or adjusted
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2600/00—Indexing codes relating to particular elements, systems or processes used on suspension systems or suspension control systems
- B60G2600/73—Electrical control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
- B60G2800/90—System Controller type
- B60G2800/91—Suspension Control
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a kind of vehicle suspension electric-control system, including vehicle body state sensor, single-chip microcomputer and Suspension control executor, vehicle body state sensor is connected with the input of single-chip microcomputer by analog quantity conditioning module, the outfan of single-chip microcomputer is connected with Suspension control executor by drive circuit, and Suspension control executor is connected with mutative damp vibroshock, Air Valve Control bar and air compressor respectively.Described vehicle body state sensor includes vehicle speed sensor, TPS, height sensor, steering angle sensor and acceleration transducer.The present invention utilizes Single-chip Controlling to replace traditional manual control automotive suspension, adds vehicle body state sensor, has security performance high, easy to use, low cost, response quickly, the advantage such as precise control, make vehicle have good ride comfort and control stability in the process of moving.
Description
Technical field
The invention belongs to automotive electronics and appliance applications field, relate to a kind of vehicle suspension electric-control system.
Background technology
Automotive suspension is the general name of all load transfer devices between vehicle body and wheel.Its effect is that road surface is acted on car
The moment that vertical force, longitudinal force and side force on wheel and these counter-forces are caused all is delivered on vehicle body. to ensure automobile
Normal traveling.Along with the development of auto industry, ride of vehicle (comfortableness i.e. taken) is required more to come by people
The highest.And the stability of ride of vehicle and automobile is conflict in the design of suspension system.Hang traditional
In the design of frame system, if requiring high ride performance, just it is difficult to meet control stability.In order to overcome conventional suspension systems
Limitation, Hyundai Motor uses and has developed novel automotive suspension electric control gear, and this device can be according to different road surface bars
Part, load-carrying quality, travel speed control the size of the damping force of the rigidity of suspension system, regulation vibroshock, even can adjust
Joint bodywork height, so that the ride performance of vehicle and control stability are issued to optimal combination at various driving conditions.
At present, electronic controlled suspension has been commonly utilized in import high-grade car such as Audi, BMW, Passat, Buick, high-grade offroad vehicle such as land
Electronic controlled suspension is the most all equipped with by tigers etc. as standard.Therefore, a kind of low cost of design, the high performance driver of meeting travel smooth-going
The automotive suspension electric control gear of the stability requirement of property and automobile, will have the highest market value for domestic low and middle-end car, also
The comfortable driving tool of people is had very important significance.
Summary of the invention
The deficiency existed for prior art, it is an object of the invention to, it is provided that a kind of vehicle suspension electric-control system, this dress
Put and utilize the control of single-chip microcomputer to replace traditional manual control automotive suspension, automatically control the motion of automotive suspension.
In order to realize above-mentioned task, the present invention adopts the following technical scheme that and is achieved:
A kind of vehicle suspension electric-control system, including vehicle body state sensor, single-chip microcomputer and Suspension control executor, vehicle body shape
State sensor is connected with the input of single-chip microcomputer by analog quantity conditioning module, and the outfan of single-chip microcomputer is by drive circuit and hangs
Frame controls executor and is connected, and Suspension control executor is connected with mutative damp vibroshock, Air Valve Control bar and air compressor respectively.
Described vehicle body state sensor includes vehicle speed sensor, TPS, height sensor, turns
To angle transducer and acceleration transducer.
Described single-chip microcomputer uses STC89C52 single-chip microcomputer.
Described analog quantity conditioning module uses ADC0809 chip.
Described Suspension control executor uses motor.
The present invention utilizes Single-chip Controlling to replace traditional manual control automotive suspension, adds vehicle body state sensor, tool
Have security performance high, easy to use, low cost, response quickly, the advantage such as precise control, make vehicle have in the process of moving good
Good ride comfort and control stability.
Accompanying drawing explanation
Fig. 1 is the annexation schematic diagram of the present invention.
Fig. 2 is the workflow schematic diagram of the present invention.
Detailed description of the invention
The specific embodiment of the present invention given below, it should be noted that and the invention is not limited in and implement in detail below
Example, all equivalents done on the basis of technical scheme each fall within protection scope of the present invention.
As it is shown in figure 1, a kind of vehicle suspension electric-control system, hold including vehicle body state sensor, single-chip microcomputer and Suspension control
Row device, vehicle body state sensor is connected with the input of single-chip microcomputer by analog quantity conditioning module, and the outfan of single-chip microcomputer passes through
Drive circuit is connected with Suspension control executor, Suspension control executor respectively with mutative damp vibroshock, Air Valve Control bar and sky
Air compressor is connected.
Described single-chip microcomputer uses STC89C52 single-chip microcomputer.STC89C52 single-chip microcomputer is a kind of low-power consumption, high-performance CMOS 8
8-digit microcontroller, has 8K in-system programmable components flash storage.On a single chip, 8 bit CPUs of dexterity are had and in system
Flash able to programme so that STC89C52 provides high solution flexible, high efficiency for numerous embedded Control application systems.
There is following standard feature: 8k bytes Flash, 512 bytes RAM, 32 I/O mouth lines, WatchDog Timer, built-in
4KBEEPROM, MAX810 reset circuit, three 16 bit timing devices/enumerators, 2 grades of interrupt structures of one 6 vector, full duplex string
Row mouth.
Described analog quantity conditioning module uses ADC0809 chip.ADC0809 chip is that 8 single channel moduluses turn
Parallel operation, the conversion time is about 100us, facilitates TTL or CMOS interface, can meet differential voltage input, includes clock and occurs
Device, running voltage 5V, input voltage is 0～5V, and conversion value is 0～255, and operating temperature range is-40～+85 degrees Celsius.It
By 8 path analoging switch, address latch and decoder, comparator, 8 bit switch tree-shaped A/D converters, successive approximation register, patrol
Collect and control and timing circuit composition.
Described Suspension control executor uses motor.The pulse duration frequency signal sent by single-chip microcomputer controls electricity
The speed of machine rotation and acceleration, thus reach the purpose of suspension regulation.Described drive circuit is the stepping that this area is conventional
Motor-drive circuit.
Described vehicle body state sensor includes vehicle speed sensor, TPS, height sensor, turns
To angle transducer and acceleration transducer.The sensor is the vehicle body state sensor that this area is conventional.Mutative damp vibration damping
Device, Air Valve Control bar and air compressor are also this area customary components.
When the present invention is in running order, as described in Figure 2, when vehicle body state sensor, the vehicle body status signal of acquisition is turned
Being changed to electric impulse signal, signal is converted to digital signal by analog quantity conditioning module ADC0809, and then sends single-chip microcomputer to
STC89C52, control signal is given Suspension control executor after calculation process, is made executor produce certain by single-chip microcomputer
Mechanical action, rotates by adjusting the adjusting rod of mutative damp vibroshock, thus realizes the change of suspension damping coefficient, by changing
The rotation of the Air Valve Control bar of air spring pneumatic cylinder, thus change the compressed gas flow of main and auxiliary air chamber, it is used for realizing suspension firm
The regulation of degree, by regulation air compressor, thus regulates the air supply of air spring main gas tank, is used for realizing vehicle body high
The change of degree.
Claims (2)
1. a vehicle suspension electric-control system, including vehicle body state sensor, single-chip microcomputer and Suspension control executor, its feature exists
In, vehicle body state sensor is connected with the input of single-chip microcomputer by analog quantity conditioning module, and the outfan of single-chip microcomputer is by driving
Galvanic electricity road is connected with Suspension control executor, Suspension control executor respectively with mutative damp vibroshock, Air Valve Control bar and air
Compressor is connected.
2. automotive suspension electric control gear as claimed in claim 1, it is characterised in that described vehicle body state sensor includes car
Speed sensor, TPS, height sensor, steering angle sensor and acceleration transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610539138.8A CN106080084A (en) | 2016-07-11 | 2016-07-11 | A kind of vehicle suspension electric-control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610539138.8A CN106080084A (en) | 2016-07-11 | 2016-07-11 | A kind of vehicle suspension electric-control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106080084A true CN106080084A (en) | 2016-11-09 |
Family
ID=57213208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610539138.8A Pending CN106080084A (en) | 2016-07-11 | 2016-07-11 | A kind of vehicle suspension electric-control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106080084A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549806A (en) * | 2019-09-24 | 2019-12-10 | 合肥工业大学 | Automobile transverse plate spring suspension system with rigidity continuous adjustment function |
| CN112092561A (en) * | 2019-06-18 | 2020-12-18 | 大众汽车股份公司 | Adaptive chassis system, method for demonstrating functionality thereof and motor vehicle |
| WO2021073653A1 (en) * | 2019-10-18 | 2021-04-22 | 安路普（北京）汽车技术有限公司 | Method and system for adjusting height and damping force |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203020004U (en) * | 2012-11-23 | 2013-06-26 | 长安大学 | Automotive suspension electric control device based on single chip microcomputer |
| CN203110871U (en) * | 2012-12-27 | 2013-08-07 | 长安大学 | Automotive suspension height adjustment device based on single-chip microcomputer |
| CN203172385U (en) * | 2013-04-02 | 2013-09-04 | 陕西工业职业技术学院 | Adjuster for damping factor of car suspension |
-
2016
- 2016-07-11 CN CN201610539138.8A patent/CN106080084A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203020004U (en) * | 2012-11-23 | 2013-06-26 | 长安大学 | Automotive suspension electric control device based on single chip microcomputer |
| CN203110871U (en) * | 2012-12-27 | 2013-08-07 | 长安大学 | Automotive suspension height adjustment device based on single-chip microcomputer |
| CN203172385U (en) * | 2013-04-02 | 2013-09-04 | 陕西工业职业技术学院 | Adjuster for damping factor of car suspension |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112092561A (en) * | 2019-06-18 | 2020-12-18 | 大众汽车股份公司 | Adaptive chassis system, method for demonstrating functionality thereof and motor vehicle |
| CN110549806A (en) * | 2019-09-24 | 2019-12-10 | 合肥工业大学 | Automobile transverse plate spring suspension system with rigidity continuous adjustment function |
| CN110549806B (en) * | 2019-09-24 | 2020-11-20 | 合肥工业大学 | Automobile transverse plate spring suspension system with rigidity continuous adjustment function |
| WO2021073653A1 (en) * | 2019-10-18 | 2021-04-22 | 安路普（北京）汽车技术有限公司 | Method and system for adjusting height and damping force |
| US11926188B2 (en) | 2019-10-18 | 2024-03-12 | Airlop (Beijing) Automotive Technology Co., Lt | Method and system for adjusting height and damping force |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161109 |
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| WD01 | Invention patent application deemed withdrawn after publication |