JPH0467716U - - Google Patents
Info
- Publication number
- JPH0467716U JPH0467716U JP10973190U JP10973190U JPH0467716U JP H0467716 U JPH0467716 U JP H0467716U JP 10973190 U JP10973190 U JP 10973190U JP 10973190 U JP10973190 U JP 10973190U JP H0467716 U JPH0467716 U JP H0467716U
- Authority
- JP
- Japan
- Prior art keywords
- vibration
- response
- modal
- damped object
- signal processing
- 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.)
- Granted
Links
- 238000013016 damping Methods 0.000 claims description 3
- 238000000354 decomposition reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000007796 conventional method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
Landscapes
- Vibration Prevention Devices (AREA)
Description
第１図は本考案の一実施例に係る能動的振動制
御装置の構成を示すブロツク図、第２図は同実施
例の演算部の出力（モーダル応答の速度成分）と
アクチユエータ加振力の伝達関数を示す図、第３
図は同実施例におけるＳ平面上での極位置を示す
図、第４図は同実施例の振動応答の一例を示す図
、第５図は従来の能動的振動制御装置の構成を示
すブロツク図、第６図は従来の方法による出力（
観測点での速度信号）とアクチユエータ加振力と
の伝達関数を示す図、第７図は従来の方法による
Ｓ平面上での極位置を示す図、第８図は従来の振
動応答を示す図である。
１……制振対象、２……アクチユエータ、３…
…振動検出センサ、４……チヤージアツプ、５…
…演算部、６……パワーアンプ、Ａ……電圧増幅
器（アナログ信号処理回路）またはＡ／Ｄ変換器
（デイジタル信号処理回路）、Ｂ……加算器（ア
ナログ信号処理回路）またはデイジタル演算素子
（デイジタル信号処理回路）、Ｃ……位相変換器
（アナログ信号処理回路）またはＤ／Ａ変換器（
デイジタル信号処理回路）。
Fig. 1 is a block diagram showing the configuration of an active vibration control device according to an embodiment of the present invention, and Fig. 2 shows the output of the calculation section (velocity component of modal response) and transmission of actuator excitation force of the same embodiment. Diagram showing the function, 3rd
The figure shows the pole position on the S plane in the same embodiment, Figure 4 shows an example of the vibration response in the same embodiment, and Figure 5 is a block diagram showing the configuration of a conventional active vibration control device. , Figure 6 shows the output of the conventional method (
Fig. 7 is a diagram showing the pole position on the S plane according to the conventional method, and Fig. 8 is a diagram showing the conventional vibration response. It is. 1... Vibration damping target, 2... Actuator, 3...
...Vibration detection sensor, 4...Charge up, 5...
... Arithmetic unit, 6... Power amplifier, A... Voltage amplifier (analog signal processing circuit) or A/D converter (digital signal processing circuit), B... Adder (analog signal processing circuit) or digital arithmetic element ( digital signal processing circuit), C...phase converter (analog signal processing circuit) or D/A converter (
digital signal processing circuit).
Claims (1)
ツク制御により能動的に制振する制振装置におい
て、 フイードバツクする信号を制振対象の振動のモ
ーダル応答とし、そのモーダル応答を求めるため
の制振対象モード数と同一数の振動センサを制振
対象に設置し、そのセンサ出力として得られる信
号を予め設定されたモード分解係数を用いてモー
ダル応答に分解するための演算部を組込んだこと
を特徴とする能動的振動制御装置。[Scope of Claim for Utility Model Registration] In a vibration damping device that actively damps the vibration of a damped object in a multi-degree-of-freedom system by output feedback control, the feedback signal is a modal response of the vibration of the damped object, and the modal Calculation for installing the same number of vibration sensors as the number of damping target modes to obtain a response, and decomposing the signal obtained as the sensor output into a modal response using a preset mode decomposition coefficient. An active vibration control device characterized by incorporating a part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10973190U JP2531481Y2 (en) | 1990-10-22 | 1990-10-22 | Active vibration control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10973190U JP2531481Y2 (en) | 1990-10-22 | 1990-10-22 | Active vibration control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0467716U true JPH0467716U (en) | 1992-06-16 |
| JP2531481Y2 JP2531481Y2 (en) | 1997-04-02 |
Family
ID=31856975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10973190U Expired - Lifetime JP2531481Y2 (en) | 1990-10-22 | 1990-10-22 | Active vibration control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2531481Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009159774A (en) * | 2007-12-27 | 2009-07-16 | Yaskawa Electric Corp | Motor controller, its control method, and its applicable mechanical system |
| JP2014047830A (en) * | 2012-08-30 | 2014-03-17 | Tokai Rubber Ind Ltd | Active type vibration control device and arrangement determination method thereof |
-
1990
- 1990-10-22 JP JP10973190U patent/JP2531481Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009159774A (en) * | 2007-12-27 | 2009-07-16 | Yaskawa Electric Corp | Motor controller, its control method, and its applicable mechanical system |
| JP2014047830A (en) * | 2012-08-30 | 2014-03-17 | Tokai Rubber Ind Ltd | Active type vibration control device and arrangement determination method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2531481Y2 (en) | 1997-04-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |