A half-bridge isopulse power supply for WEDM

C. J. Li, Y. F. Guo, J. C. Bai, Z. S. Lu

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In Wire Electro Discharge Machine (WEDM), as the big randomicity of electro discharge, single discharge energy is various. In this paper a resistor-less and half-bridge power supply is investigated based on pulse width modulation(PWM), whose single discharge energy is equal, adopting discharge control strategy of breakdown waiting. And the experiment shows the cutting speed and surface roughness of this isopluse power supply is superior to that of traditional isofrequency power supply.

Original languageEnglish
Title of host publicationAdvances in Materials Manufacturing Science and Technology XIII
Subtitle of host publicationAdvanced Manufacturing Technology and Equipment, and Manufacturing Systems and Automation
PublisherTrans Tech Publications Ltd.
Pages291-296
Number of pages6
ISBN (Print)0878493115, 9780878493111
DOIs
Publication statusPublished - 2009
Externally publishedYes
Event13th International Manufacturing Conference in China, IMCC2009 - Dalian, China
Duration: 21 Sept 200923 Sept 2009

Publication series

NameMaterials Science Forum
Volume626 627
ISSN (Print)0255-5476
ISSN (Electronic)1662-9752

Conference

Conference13th International Manufacturing Conference in China, IMCC2009
Country/TerritoryChina
CityDalian
Period21/09/0923/09/09

Keywords

  • Discharge control strategy
  • Pulse power supply
  • WEDM

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Li, C. J., Guo, Y. F., Bai, J. C., & Lu, Z. S. (2009). A half-bridge isopulse power supply for WEDM. In Advances in Materials Manufacturing Science and Technology XIII: Advanced Manufacturing Technology and Equipment, and Manufacturing Systems and Automation (pp. 291-296). (Materials Science Forum; Vol. 626 627). Trans Tech Publications Ltd.. https://doi.org/10.4028/www.scientific.net/MSF.626-627.291