JP2010050382A - 圧電アクチュエータの制御方法 - Google Patents
圧電アクチュエータの制御方法 Download PDFInfo
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Abstract
【解決手段】圧電アクチュエータの制御方法は、圧電アクチュエータに印加された電圧V及び誘起された電荷qを入力として、圧電アクチュエータの変位x及び/又は荷重Fを推定し、推定された変位x及び/又は荷重Fに基づいて圧電アクチュエータに印加する電圧又は電荷量を設定する。ここで、この圧電アクチュエータの制御方法は、ヒステリシス関数に基づいて、変位x及び/又は荷重Fを推定する。
【選択図】図2
Description
図16は、1つの圧電素子を示す模式図である。図16に示すように、略立方体状の圧電素子の上下端から所定の電圧を印加すると、この圧電素子には、電束密度D3及び電界強度E3の電界が上下方向に沿って発生すると共に、縦圧電効果により、圧電素子にはT3の応力及びS3の歪みが上下方向に沿って生じる。ここで、圧電方程式より、これら電束密度D3、電界強度E3、応力T3、及び歪みS3に対して次の関係式が導出される。
C. Raupach, J. Melbert, "Advanced Injection System by Means of Sensor Actuator Function," SAE, no. 2005-01-0908, April 2005 M. Goldfarb, N. Celanovic, "Modeling piezoelectric stack actuators for control of micromanipulation," IEEE Control Systems Magazine, vol. 17, no. 3, pp. 66 -79, June 1997
次に、以上のように構成された圧電アクチュエータ制御装置1によって推定された圧電アクチュエータ10の変位及び荷重と、計測された変位及び荷重とを、図6〜図15を参照しながら比較する。
Claims (3)
- qの変化量(dq/dt)の正負に応じて、定数α、a、Vhmaxが設定されることを特徴とする請求項1記載の圧電アクチュエータの制御方法。
- 圧電アクチュエータに印加された電圧及び誘起された電荷を入力として、該圧電アクチュエータの変位及び/又は荷重を推定し、該推定された変位及び/又は荷重に基づいて圧電アクチュエータに印加する電圧又は電荷量を設定する圧電アクチュエータの制御方法であって、
前記圧電アクチュエータに印加された電圧及び誘起された電荷から、少なくとも一つのヒステリシス関数を用いて、変位及び/又は荷重を推定し、
前記ヒステリシス関数は、電源投入後第1回目の電圧印加による軌跡と第2回目の電圧印加による軌跡とが異なることを特徴とする圧電アクチュエータの制御方法。
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110025171A1 (en) * | 2008-04-18 | 2011-02-03 | Ngk Insulators, Ltd. | Method for testing piezoelectric/electrostrictive device, testing apparatus, and method for adjusting piezoelectric/electrostrictive device |
CN105159069A (zh) * | 2015-08-03 | 2015-12-16 | 北京理工大学 | 一种压电陶瓷作动器的位移控制方法 |
CN105846712A (zh) * | 2016-04-26 | 2016-08-10 | 南京理工大学 | 基于感应电荷反馈的压电驱动电源及控制方法 |
CN108846191A (zh) * | 2018-06-07 | 2018-11-20 | 哈尔滨工业大学 | 一种模拟压电陶瓷作动器迟滞非线性的分布饱和电容模型建模方法 |
JP2021076580A (ja) * | 2019-11-13 | 2021-05-20 | 寧波大学Ningbo University | 圧電アクチュエータの発生変位と発生力のセルフセンシング方法 |
CN114047703A (zh) * | 2021-12-01 | 2022-02-15 | 吉林大学 | 一种压电陶瓷微定位平台的无模型自适应控制方法 |
Citations (4)
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JPH05129676A (ja) * | 1991-11-05 | 1993-05-25 | Toyota Motor Corp | 圧電積層体の製造方法 |
JPH05327052A (ja) * | 1992-05-25 | 1993-12-10 | Olympus Optical Co Ltd | 圧電体制御装置 |
JP2005501999A (ja) * | 2001-09-05 | 2005-01-20 | シーメンス アクチエンゲゼルシヤフト | 圧電駆動式燃料噴射バルブ |
JP2008245339A (ja) * | 2007-03-23 | 2008-10-09 | Honda Motor Co Ltd | 圧電アクチュエータの制御方法 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05129676A (ja) * | 1991-11-05 | 1993-05-25 | Toyota Motor Corp | 圧電積層体の製造方法 |
JPH05327052A (ja) * | 1992-05-25 | 1993-12-10 | Olympus Optical Co Ltd | 圧電体制御装置 |
JP2005501999A (ja) * | 2001-09-05 | 2005-01-20 | シーメンス アクチエンゲゼルシヤフト | 圧電駆動式燃料噴射バルブ |
JP2008245339A (ja) * | 2007-03-23 | 2008-10-09 | Honda Motor Co Ltd | 圧電アクチュエータの制御方法 |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110025171A1 (en) * | 2008-04-18 | 2011-02-03 | Ngk Insulators, Ltd. | Method for testing piezoelectric/electrostrictive device, testing apparatus, and method for adjusting piezoelectric/electrostrictive device |
US8304961B2 (en) * | 2008-04-18 | 2012-11-06 | Ngk Insulators, Ltd. | Method for testing piezoelectric/electrostrictive device, testing apparatus, and method for adjusting piezoelectric/electrostrictive device |
US8664828B2 (en) | 2008-04-18 | 2014-03-04 | Ngk Insulators, Ltd. | Testing apparatus for piezoelectric/electrostrictive device |
US8680742B2 (en) | 2008-04-18 | 2014-03-25 | Ngk Insulators, Ltd. | Method for adjusting piezoelectric/electrostrictive device |
CN105159069A (zh) * | 2015-08-03 | 2015-12-16 | 北京理工大学 | 一种压电陶瓷作动器的位移控制方法 |
CN105846712A (zh) * | 2016-04-26 | 2016-08-10 | 南京理工大学 | 基于感应电荷反馈的压电驱动电源及控制方法 |
CN108846191A (zh) * | 2018-06-07 | 2018-11-20 | 哈尔滨工业大学 | 一种模拟压电陶瓷作动器迟滞非线性的分布饱和电容模型建模方法 |
CN108846191B (zh) * | 2018-06-07 | 2022-04-15 | 哈尔滨工业大学 | 压电陶瓷作动器的分布参数饱和电容模型建模方法 |
JP2021076580A (ja) * | 2019-11-13 | 2021-05-20 | 寧波大学Ningbo University | 圧電アクチュエータの発生変位と発生力のセルフセンシング方法 |
CN114047703A (zh) * | 2021-12-01 | 2022-02-15 | 吉林大学 | 一种压电陶瓷微定位平台的无模型自适应控制方法 |
CN114047703B (zh) * | 2021-12-01 | 2024-02-23 | 吉林大学 | 一种压电陶瓷微定位平台的无模型自适应控制方法 |
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