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Research on Output Torque Optimization of Ultrasonic Motor Based on Genetic Algorithm
Aiming at the problem of small output torque in the design process of traveling to wave ultrasonic motor, this paper proposes a method of optimizing...
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Speed Control of Ultrasonic Motor Based on Sliding Mode Control
Ultrasonic motor (USM) has the advantages of low speed and high torque, no interference from electromagnetic field, power off self-locking and so on....
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Design and Research of Ultrasonic Motor Drive Based on LCLC Resonance Matching
In order to improve the output performance of ultrasonic motors, there are high requirements for the amplitude and sinusoidal of their drive voltage...
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Analysis of the Impedance Characteristics of Traveling Wave Ultrasonic Motors at Operating Voltage
The Impedance characteristics of piezoelectric vibrator is an important problem related to the output performance of ultrasonic motors. Current tests...
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A Model Deviation Correction Method Based on Iterative Learning for Ultrasonic Motor
Most control strategies are designed based on the mathematical model of the controlled object. The consistency between the mathematical model and the...
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Improved Indirect Iterative Learning MRAC Strategy for Ultrasonic Motor
As a kind of model-based control strategy, the control performance of model reference adaptive control (MRAC) system is directly determined by the...
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Two-Dimensional Correction Control of Ultrasonic Motor for Mortar Bomb
The ultrasonic motor is used as the two-dimensional correction technology of fixed duck rudder to guide and transform the mortar bomb. It has the...
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Study on the ultrasonic guided wave and online visual monitoring for ultrasonic precise bonding
Ultrasonic precise bonding is an emerging technology in the application of polymer micro-assembly. The propagation of ultrasound changes with the...
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Ultrasonic Assisted Electrochemical Machine: A Review
One of the most important steps in micro-machining is electrochemical machining. Yet, increasing the process’s machining efficiency is still a...
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Effects of factors from practical workpieces on ultrasonic LCR method stress measurement
The non-destructive stress measurement method is the main trend in residual stress analysis. The ultrasonic method, which utilizes the acoustoelastic...
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A Delay-based Nonlinear Controller for Nanopositioning of Linear Ultrasonic Motors
This work introduces a delay-based nonlinear controller aimed at position control of linear ultrasonic motors (LUMs), which is termed the cascade...
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Generalized Minimum Variance Iterative Learning Speed Control of Ultrasonic Motor
In order to reduce the influence of time-varying disturbance on motion control performance of ultrasonic motor, the speed control strategy of...
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Traveling Wave Type Multi-Degree-of-Freedom Spherical Ultrasonic Motor with Built-in Stators
A multi-degree-of-freedom spherical ultrasonic motor with built-in traveling wave stators is proposed, and each traveling wave stator can be...
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Experimental and analytical study of ultrasonic elliptical vibration cutting of micro-pyramid reflective mold based on guided wave transmission
The ultrasonic elliptical vibration cutting (UEVC) technique has been found to be a promising technique for ultra-precision machining of...
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Multi-physical Modeling and Adjusting for Ultrasonic Assisted Soft Abrasive Flow Processing
The polishing efficiency of the soft abrasive flow (SAF) method is low, which is not in line with the concept of carbon emission reduction in...
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Improvement of Position Error Rate of Docking of Autonomous Mobile Robot with Object Recognition and Ultrasonic Sensor
In this paper, we present docking performance using only the ultrasonic sensor and docking performance by fusing ultrasonic and object recognition...
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Nondestructive Evaluation of Cryofoam with Uneven Surface by Continuous Wave Terahertz Imaging Using Dynamic Depth Focusing Technique
Cryogenic fluid storage tanks of launch vehicles use polyurethane-based foam with multi-layered coating as an insulation system. Detection of...
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The Innovative Approach to Real-Time Detection of Fuel Types Based on Ultrasonic Sensor and Machine Learning
This paper presents an approach to prevent the incorrect transfer of fuel to the wrong tank during refueling. An experimental setup was developed to...
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Coupling mechanisms of static and dynamic loads during the ultrasonic impact strengthening of Ti-6Al-4V
The ultrasonic impact-strengthening technology was used to effectively improve the fatigue resistance of the key components, which could be...
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Bioinspired Scraper-File Type Frequency-Doubling Ultrasonic Exciter
In the natural world, leaf-cutting ants cause vibrations through their mutual scra** of file-scraper organs. In this study, we designed a...
