Compared to conventional machining (CM), ultrasonic vibration-assisted machining (UVAM)
with high-frequency and small-amplitude has exhibited good cutting performances for …

Ultrasonic metal welding (USMW) technology receives widespread attention because of its
advantages of environmental protection, high efficiency, high welding strength, and low joint …

Piezoelectric ultrasonic-assisted precision machining (PUAPM) technology is considered to
be an efficient and environmentally friendly machining strategy by virtue of cutting force …

This work presents a novel constant frequency ultrasonicamplitude control (CFUAC) method
based on fuzzy proportional-integral-derivative (FPID) and amplitude direct feedback. The …

Rotary ultrasonic machining (RUM) has been regarded as a promising method for
processing difficult-to-cut materials due to improved machining efficiency and surface …

This paper presents a new resonance tracking method for the piezoelectric ultrasonic
transducer used in thermosonic wire bonding. Based on the relationships among the …

This paper presents the implementation of a novel vibration amplitude control and resonant
frequency tracking for piezoelectric transducers (PTs) and ultrasonic motors (USMs). It is …

Piezoelectric energy harvesters (PEHs) are usually connected to a load resistor RL
matching to the impedance of their internal capacitance CPT to characterise the power …

Rotary ultrasonic machining (RUM) is a superior processing method for difficult-to-cut
materials. It employs a large enough ultrasonic amplitude of the tool to enable its unique …

As the core component of rotary ultrasonic machining (RUM) device, the ultrasonic
transducer is subjected to mechanical loads during processing, leading to variations in its …