DocumentCode
2418363
Title
Control system for ultrasonic welding devices
Author
Volosencu, C.
Author_Institution
Univ. "Politeh." din Timisoara, Timisoara
Volume
2
fYear
2008
fDate
22-25 May 2008
Firstpage
135
Lastpage
140
Abstract
The paper presents a control system for an ultrasonic welding device, based on a power inverter, working in commutation, at high frequency, with a frequency control system and an automatic equipment for command. The inverter fed an ultrasonic piezoelectric transducer to activate an ultrasonic welding tool. The frequency control system is based on a feedback after the estimated movement current through the power ultrasonic piezoelectric transducer. This control system assures a higher efficiency of the energy conversion and greater frequency stability.
Keywords
frequency control; invertors; piezoelectric transducers; ultrasonic transducers; ultrasonic welding; welding equipment; control system; frequency control system; power inverter; ultrasonic piezoelectric transducer; ultrasonic welding devices; ultrasonic welding tool; Automatic control; Control systems; Energy conversion; Feedback; Frequency control; Frequency conversion; Frequency estimation; Inverters; Piezoelectric transducers; Welding;
fLanguage
English
Publisher
ieee
Conference_Titel
Automation, Quality and Testing, Robotics, 2008. AQTR 2008. IEEE International Conference on
Conference_Location
Cluj-Napoca
Print_ISBN
978-1-4244-2576-1
Electronic_ISBN
978-1-4244-2577-8
Type
conf
DOI
10.1109/AQTR.2008.4588809
Filename
4588809
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