JPH02124706U - - Google Patents
Info
- Publication number
- JPH02124706U JPH02124706U JP3205789U JP3205789U JPH02124706U JP H02124706 U JPH02124706 U JP H02124706U JP 3205789 U JP3205789 U JP 3205789U JP 3205789 U JP3205789 U JP 3205789U JP H02124706 U JPH02124706 U JP H02124706U
- Authority
- JP
- Japan
- Prior art keywords
- acceleration
- vehicle
- detection means
- detecting
- control device
- 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
Links
- 230000001133 acceleration Effects 0.000 claims description 19
- 238000001514 detection method Methods 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
Description
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図はこ
の考案における加速度センサの故障判断処理の手
順を示すフローチヤート、第６図は従来の車輌用
サスペンシヨン制御装置を示すブロツク図、第７
図は従来の加速度センサの故障判断処理の手順を
示すフローチヤートである。
１ＲＬ，１ＲＲ，１Ｆ，２Ｆ，２Ｒ，４，５…
…加速度検出手段、１ＲＬ，１ＲＲ，１Ｆ……上
下加速度センサ、１Ｆ，１Ｒ……左右加速度セン
サ、４，５……前後加速度センサ、３，６８……
車速検出手段、３……車速センサ、６８……車輪
速センサ、６２ＦＬ，６２ＦＲ，６２ＲＬ，６２
ＲＲ……車輪、６３ＦＬ，６３ＦＲ，６３ＲＬ，
６３ＲＲ……アクチユエータ、７０……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. Figure 4 is a graph showing the ratio of acceleration data to vehicle speed used in the left-right acceleration calculation process, Figure 5 is a flowchart showing the procedure for determining failure of the acceleration sensor in this invention, and Figure 6 is a graph of a conventional vehicle. Block diagram showing the suspension control device for
The figure is a flowchart showing the procedure of a conventional failure determination process for an acceleration sensor. 1RL, 1RR, 1F, 2F, 2R, 4, 5...
...Acceleration detection means, 1RL, 1RR, 1F... Vertical acceleration sensor, 1F, 1R... Left and right acceleration sensor, 4, 5... Longitudinal acceleration sensor, 3,68...
Vehicle speed detection means, 3...Vehicle speed sensor, 68...Wheel speed sensor, 62FL, 62FR, 62RL, 62
RR...wheels, 63FL, 63FR, 63RL,
63RR...actuator, 70...control device.
Claims (1)
Ｒ，６２ＲＬ，６２ＲＲに対してそれぞれ設けら
れた複数のアクチユエータ６３ＦＬ，６３ＦＲ，
６３ＲＬ，６３ＲＲと、上記車輌の車速を検出す
る車速検出手段３，６８と、上記車輌に作用する
車高方向の加速度、上記車輌の車幅方向に作用す
る加速度、または上記車輌の前後方向に作用する
加速度のうち、少なくとも１種類の加速度を検出
する加速度検出手段１ＲＬ，１ＲＲ，１Ｆまたは
２Ｆ，２Ｒまたは４，５と、上記車速検出手段３
，６８により検出された車速と上記加速度検出手
段１ＲＬ，１ＲＲ，１Ｆまたは２Ｆ，２Ｒまたは
４，５により検出された各方向の加速度とを入力
し、上記アクチユエータ６３ＦＬ，６３ＦＲ，６
３ＲＬ，６３ＲＲを制御する制御量を算出する制
御装置７０とを備えてなる車輌用サスペンシヨン
制御装置であつて、上記加速度検出手段１ＲＬ，
１ＲＲ，１Ｆまたは２Ｆ，２Ｒまたは４，５は、
同一種類の加速度を検出する加速度センサが複数
個並列接続されてなることを特徴とする車輌用サ
スペンシヨン制御装置。 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, 68 for detecting the vehicle speed of the vehicle, acceleration acting on the vehicle in the vehicle height direction, acceleration acting in the width direction of the vehicle, or acceleration acting in the longitudinal direction of the vehicle. acceleration detection means 1RL, 1RR, 1F or 2F, 2R or 4, 5 for detecting at least one type of acceleration among the accelerations to be detected; and the vehicle speed detection means 3.
, 68 and the acceleration in each direction detected by the acceleration detecting means 1RL, 1RR, 1F or 2F, 2R or 4, 5 are input, and the actuators 63FL, 63FR, 6
3RL, 63RR, and a control device 70 for calculating a control amount for controlling the acceleration detection means 1RL,
1RR, 1F or 2F, 2R or 4,5 is
A suspension control device for a vehicle, characterized in that a plurality of acceleration sensors that detect the same type of acceleration are connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3205789U JPH02124706U (en) | 1989-03-23 | 1989-03-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3205789U JPH02124706U (en) | 1989-03-23 | 1989-03-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02124706U true JPH02124706U (en) | 1990-10-15 |
Family
ID=31534907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3205789U Pending JPH02124706U (en) | 1989-03-23 | 1989-03-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02124706U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61181712A (en) * | 1985-02-06 | 1986-08-14 | Toyota Motor Corp | Vehicle active suspension |
| JPS61203819A (en) * | 1985-03-01 | 1986-09-09 | 日新電機株式会社 | Reactor faul detector |
-
1989
- 1989-03-23 JP JP3205789U patent/JPH02124706U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61181712A (en) * | 1985-02-06 | 1986-08-14 | Toyota Motor Corp | Vehicle active suspension |
| JPS61203819A (en) * | 1985-03-01 | 1986-09-09 | 日新電機株式会社 | Reactor faul detector |