JPS611739U - Vehicle vibration reduction device - Google Patents
Vehicle vibration reduction deviceInfo
- Publication number
- JPS611739U JPS611739U JP8630884U JP8630884U JPS611739U JP S611739 U JPS611739 U JP S611739U JP 8630884 U JP8630884 U JP 8630884U JP 8630884 U JP8630884 U JP 8630884U JP S611739 U JPS611739 U JP S611739U
- Authority
- JP
- Japan
- Prior art keywords
- acceleration sensor
- reduction device
- vibration reduction
- vibration
- vehicle body
- 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
Landscapes
- Vibration Prevention Devices (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図ないし第３図は本考案の実施例で、第１図は加振
機の取付状態を模式的に示す車両の縦断面図、第２図は
車体振動低減装置のブロック図、第３図は制御プロセス
を宗すフローチャートである。
図面中、２は加振機、Ｂは車体、Ｅはエンジン、３は車
速センサ、４はエンジン回転数センサ、５は加速度セン
サ、６はイグニッションパルス発生器、１０は位相制御
部、１２はゲインコントロール部、１３はコントローラ
、Ｂ１〜Ｂ３５ハ制御プロセスの各ステップである。1 to 3 show an embodiment of the present invention, in which FIG. 1 is a vertical cross-sectional view of a vehicle schematically showing how the vibration exciter is installed, FIG. 2 is a block diagram of the vehicle body vibration reduction device, and FIG. The figure is a flowchart showing the control process. In the drawing, 2 is an exciter, B is a vehicle body, E is an engine, 3 is a vehicle speed sensor, 4 is an engine rotation speed sensor, 5 is an acceleration sensor, 6 is an ignition pulse generator, 10 is a phase control unit, and 12 is a gain A control unit 13 is a controller, and B1 to B35 are each step of the control process.
Claims (1)
る加速度を検出しかつ振動を低減すべき車室内の位置に
関連して配置された加速度センサと、エンジンによる車
体振動の周波数で作られた− 加振信号を、エンジン回
転数に基づき移相及びゲイン調整を行なうと共に上記加
速度センサによる検出信号に基づき移相有びゲイン調整
を行なって上記加振機に供給する制御手段とを有する車
体振動低減装置において、上記加速度センサの検出値が
一定値以上になったとき上記加振信号の移位及びゲイン
調整を当初から再度行なうようにした制御手段を有する
ことを特徴とする車体振動低減装置。A vibrator that is attached to the vehicle body and generates vibrations, an acceleration sensor that detects acceleration caused by vibration and is placed in relation to the position in the vehicle cabin where the vibration should be reduced, and - A control means for supplying an excitation signal to the exciter by performing phase shift and gain adjustment based on the engine rotation speed, and performing phase shift and gain adjustment based on the detection signal from the acceleration sensor. A vehicle body vibration reduction device, characterized in that the device has a control means that shifts the excitation signal and adjusts the gain again from the beginning when the detected value of the acceleration sensor exceeds a certain value. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8630884U JPS611739U (en) | 1984-06-11 | 1984-06-11 | Vehicle vibration reduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8630884U JPS611739U (en) | 1984-06-11 | 1984-06-11 | Vehicle vibration reduction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS611739U true JPS611739U (en) | 1986-01-08 |
Family
ID=30637494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8630884U Pending JPS611739U (en) | 1984-06-11 | 1984-06-11 | Vehicle vibration reduction device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS611739U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024203100A1 (en) * | 2023-03-31 | 2024-10-03 | ソニーグループ株式会社 | Noise suppression device, noise suppression method, and program |
-
1984
- 1984-06-11 JP JP8630884U patent/JPS611739U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024203100A1 (en) * | 2023-03-31 | 2024-10-03 | ソニーグループ株式会社 | Noise suppression device, noise suppression method, and program |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS611739U (en) | Vehicle vibration reduction device | |
| JPS61539U (en) | Vehicle vibration reduction device | |
| JPS611732U (en) | Vehicle vibration reduction device | |
| JPS611740U (en) | Vehicle vibration reduction device | |
| JPS6135030U (en) | Vehicle vibration reduction device | |
| JPS611746U (en) | Vehicle vibration reduction device | |
| JPS611737U (en) | Vehicle vibration reduction device | |
| JPS611753U (en) | Vehicle vibration reduction device | |
| JPS611749U (en) | Vehicle vibration reduction device | |
| JPS611752U (en) | Vehicle vibration reduction device | |
| JPS611743U (en) | Vehicle vibration reduction device | |
| JPS619322U (en) | Vehicle vibration reduction device | |
| JPS611742U (en) | Vehicle vibration reduction device | |
| JPS611735U (en) | Vehicle vibration reduction device | |
| JPS6060352U (en) | Electric parking brake device | |
| JPS611736U (en) | Vehicle vibration reduction device | |
| JPS611745U (en) | Vehicle vibration reduction device | |
| JPS611750U (en) | Vehicle vibration reduction device | |
| JPS611741U (en) | Vehicle vibration reduction device | |
| JPS611751U (en) | Vehicle vibration reduction device | |
| JPS611747U (en) | Vehicle vibration reduction device | |
| JPS60176998U (en) | Main engine speed control device for variable pitch propeller ships | |
| JPS6136449U (en) | Vehicle seat height adjuster | |
| JPS611733U (en) | Vehicle vibration reduction device | |
| JPS611734U (en) | Vehicle vibration reduction device |