The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 16, 1982
Filed:
Jan. 09, 1980
Applicant:
Inventors:
Michael Hausler, Hirschberg, DE;
Kadry Sadex, Hirschberg, DE;
Assignee:
Brown, Boveri & Cie AG, Mannheim-Kafertal, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J / ;
U.S. Cl.
CPC ...
363 35 ; 363 51 ;
Abstract
Method for controlling a high-voltage d-c (HVDC) transmission installation with a short coupler according to the marginal current method, which includes levelling out voltage variations of longer than a given duration in the three-phase voltages at terminals of the short coupler with step switches of the converter transformers, and controlling the invertor to form a constant control angle.