Presentation 1993/4/23
Transmission Line Simulation of Resonance Frequencies and Displacements of the Stator Vibrator for an Ultrasonic Motor Using Longitudinal and Torsional Vibrations
Masaharu Shimanuki, Manabu Aoyagi, Yoshiro Tomikawa,
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Abstract(in English) The authors have been striving to develop an ultrasonic motor with good caractaristics.In this case,the calculation methods for resonance frequencies which are very close to the measured one,is important to construct the motor.In this paper,resonance frequencies and mode patterns of actual stator vibrators in longitudinal or torsional vibrations are investigated by the transmission line simulation,and the calculated frequencies are compared with the measured values.The simulations in case that the inner bolt of a langevin type stator vibrator is considered to be an independent transmission line are done,and then the frequencies are compared with the ones of the stator vibrator which is merely assumed to be a composite transmission line having different material constants in the inner bolt and the outside metal block. The result is that the calculated method dealt with here can be appliedto determin the resonance frequencies and mode patterns of the stator vibrator with practically sufficient accuracy.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) ultrasonic motor / longitudinal vibrator / torsional vibrator / transsmission line simulation / resonance frequency / resonance mode pattern
Paper # US93-1
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Committee US
Conference Date 1993/4/23(1days)
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Registration To Ultrasonics (US)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Transmission Line Simulation of Resonance Frequencies and Displacements of the Stator Vibrator for an Ultrasonic Motor Using Longitudinal and Torsional Vibrations
Sub Title (in English)
Keyword(1) ultrasonic motor
Keyword(2) longitudinal vibrator
Keyword(3) torsional vibrator
Keyword(4) transsmission line simulation
Keyword(5) resonance frequency
Keyword(6) resonance mode pattern
1st Author's Name Masaharu Shimanuki
1st Author's Affiliation Department of Electrical Engineering and Information Science, Faculty of Engineering,Yamagata University()
2nd Author's Name Manabu Aoyagi
2nd Author's Affiliation Department of Electrical Engineering and Information Science, Faculty of Engineering,Yamagata University
3rd Author's Name Yoshiro Tomikawa
3rd Author's Affiliation Department of Electrical Engineering and Information Science, Faculty of Engineering,Yamagata University
Date 1993/4/23
Paper # US93-1
Volume (vol) vol.93
Number (no) 8
Page pp.pp.-
#Pages 8
Date of Issue