FOUR QUADRANT, THREE PHASE A.C. DRIVES

This article describes a system for driving three phase a.c. motors from an a.c. catenary at unity power factor. Determines requirements and shows principle method of control. The test results are encouraging as all the requirements were satisfied.

• Supplemental Notes:
  • Also available from Brown Boveri & Company Limited (Postfach 351, 68 Mannheim, West Germany) as Brochure E-GVK-40076D.
• Corporate Authors:

  Verlag R Oldenbourg

  Rosenheimer Strasse 145
  Munich 80,   Germany 
• Authors:
  • Kehrman, H
  • Lienau, W
  • Nill, R
• Publication Date: 1974-6

Language

• German

Media Info

• Features: References;
• Pagination: p. 135-142
• Serial:
  • Elektrische Bahnen
  • Publisher: Verlag R Oldenbourg

Subject/Index Terms

• TRT Terms: Alternating current motors; Asynchronous motors; Economic efficiency; Electric power conditioning; Power factor (Electricity); Solid state devices; Traction drives
• Uncontrolled Terms: Efficiency; Propulsion systems
• Old TRIS Terms: Power factor; Solid state
• Subject Areas: Economics; Railroads;

Filing Info

• Accession Number: 00153076
• Record Type: Publication
• Source Agency: Federal Railroad Administration
• Files: TRIS, USDOT
• Created Date: May 31 1977 12:00AM