JPH0254613U

JPH0254613U -

Info

Publication number: JPH0254613U
Application number: JP13280188U
Authority: JP
Priority date: 1988-10-13
Filing date: 1988-10-13
Publication date: 1990-04-20

Description

[Brief explanation of drawings]

第１図はこの考案の一実施例による車輌用サス
ペンシヨン制御装置の平面図、第２図は同装置の
回路構成を示すブロツク図、第３図は制御装置の
動作を説明するフローチヤート、第４図は左右加
速度算出処理に用いられる車速に対する加速度の
データの取込み割合を示すグラフ図、第５図は従
来の車輌用サスペンシヨン制御装置のブロツク図
である。１ＦＬ，１ＦＲ，１ＲＬ，１ＲＲは車高センサ
、２Ｆ，２Ｒは左右加速度センサ、３は車速セン
サ、６１は車体、６２ＦＬ，６２ＦＲ，６２ＲＬ
，６２ＲＲは車輪、６３ＦＬ，６３ＦＲ，６３Ｒ
Ｌ，６３ＲＲはアクチユエータ、６９，７０は前
後加速度センサ、７１は車輪速センサ、７２ＲＬ
，７２ＲＲ，７３は上下加速度センサ、７５は制
御装置。 FIG. 1 is a plan view of a vehicle suspension control device according to an embodiment of the invention, FIG. 2 is a block diagram showing the circuit configuration of the device, FIG. 3 is a flowchart explaining the operation of the control device, and FIG. FIG. 4 is a graph showing the acquisition ratio of acceleration data with respect to vehicle speed used in the left-right acceleration calculation process, and FIG. 5 is a block diagram of a conventional vehicle suspension control device. 1FL, 1FR, 1RL, 1RR are vehicle height sensors, 2F, 2R are left and right acceleration sensors, 3 is vehicle speed sensor, 61 is the vehicle body, 62FL, 62FR, 62RL
, 62RR are wheels, 63FL, 63FR, 63R
L, 63RR are actuators, 69, 70 are longitudinal acceleration sensors, 71 are wheel speed sensors, 72RL
, 72RR, 73 are vertical acceleration sensors, and 75 is a control device.

Claims

[Scope of utility model registration request]

Multiple wheels 62FL and 62F provided on the vehicle
A plurality of actuators 63FL, 63FR, respectively provided for R, 62RL, 62RR,
63RL, 63RR, vehicle speed detection means 3, 71 for detecting the vehicle speed of the vehicle, a plurality of vehicle height detection means 1FL, 1FR, 1RL, 1RR for detecting the vehicle height of the vehicle at the plurality of wheel positions; vertical acceleration detection means 72RL, 72RR, 73 for detecting acceleration acting on the vehicle in the vehicle height direction; lateral acceleration means 2F, 2R for detecting acceleration acting in the vehicle width direction of the vehicle; Longitudinal acceleration detection means 69, 70 detecting the applied acceleration, vehicle speed detected by the vehicle speed detection means 3, 71, and vertical acceleration detection means 72R.
L, 72RR, 73, left and right acceleration detection means 2F,
2R and the acceleration in each direction detected by the longitudinal acceleration detection means 69, 70 are inputted to the actuators 63FL, 63FR, 63RL, 63R.
The actuator 63FL calculates the control amount for controlling R, and also controls the actuator 63FL based on the vehicle height value detected by the vehicle height detection means 1FL, 1FR, 1RL, and 1RR regulated by the acceleration in each direction.
1. A suspension control device for a vehicle, comprising: a control device that calculates control amounts for controlling 63FR, 63RL, and 63RR.