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A novel power supply for high speed drilling electrical discharge machining base on pulsed width modulated

  • H. Huang*
  • , J. C. Bai
  • , Z. S. Lu
  • , Y. F. Guo
  • *Corresponding author for this work
  • Harbin Institute of Technology

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

Abstract

In this paper, a novel Pulsed-Width-Modulated (PWM) half-bridge High Speed Drilling Electrical Discharge Machining (HSDEDM) power supply has been developed. This power supply has excellent features that include minimal component count and inherent protection. This topology has an energy conservation feature and eliminates the output bulk capacitors and current limiting resistances. Energy used in the erosion process will be controlled by the switched Insulated Gate Bipolar Transistors (IGBTs) in the half-bridge network and be transferred to the gap between the tool and work-piece. The relative tool wear and machining speed of our proposed topology have been compared with that of a normal power supply with current limiting resistances.

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
Pages285-290
Number of pages6
ISBN (Print)0878493115, 9780878493111
DOIs
StatePublished - 2009
Event13th International Manufacturing Conference in China, IMCC2009 - Dalian, China
Duration: 21 Sep 200923 Sep 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

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Half-bridge power supply
  • High speed drilling electrical discharge machining
  • Pulsed width modulated

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