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.:

US 8242786 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 14, 2012

Filed:

Aug. 19, 2009
Applicants:

Henning Fuhrmann, Zürich, CH;

Andrej Krivda, Wettingen, CH;

Inventors:

Henning Fuhrmann, Zürich, CH;

Andrej Krivda, Wettingen, CH;

Assignee:

ABB Research Ltd, Zurich, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

The disclosure relates to a method for partial discharge testing of an insulation component, wherein at least one X-ray pulse is applied to the insulation component, an AC voltage is applied to the insulation component and the partial discharge induced by the at least one X-ray pulse is measured, wherein the dose rate of the at least one X-ray pulse is at least about 10Gray/s. The disclosure relates further to a system for partial discharge testing of an insulation component which includes a flash X-ray source for generating at least one X-ray pulse, an AC voltage source, a voltage sensor, a partial discharge sensor and a partial discharge detection device for evaluating the measured partial discharge.


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