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 9331561 B1

PDF
Full Text
Expired
Date of Patent:
May. 03, 2016

Filed:

Jun. 01, 2011
Applicants:

Johann Walter Kolar, Zurich, CH;

Thiago Batista Soeiro, Zurich, CH;

Jürgen Biela, Zürich, CH;

Per Ranstad, Vaxjo, SE;

Jörgen Linner, Växjö, SE;

Inventors:

Johann Walter Kolar, Zurich, CH;

Thiago Batista Soeiro, Zurich, CH;

Jürgen Biela, Zürich, CH;

Per Ranstad, Vaxjo, SE;

Jörgen Linner, Växjö, SE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 1/12 (2006.01); H02J 3/01 (2006.01);
U.S. Cl.
CPC ...
H02M 1/12 (2013.01); H02J 3/01 (2013.01); Y02E 40/40 (2013.01);
Abstract

Disclosed is a method for the improvement of the line quality in a system, in which a common feeding (), via at least one distribution transformer (), feeds at least two non-linear loads () drawing non-sinusoidal currents from the common feeding (), wherein between the common feeding () and the distribution transformer () there is at least one primary side transformer line () and between the at least one distribution transformer () and the loads () there is at least one lower voltage secondary side transformer line (), wherein at least one active filter () attached to at least one lower voltage secondary side transformer line () is used for the attenuation or elimination of higher order harmonics experienced by the common feeding (). Furthermore a high power distribution system for use of such a method is disclosed, in particular for the operation of an electrostatic precipitator.


Find Patent Forward Citations

Kolar, Johann. (2016). Method to minimize input current harmonics of power systems such as esp power systems (U.S. Patent No. 9331561). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9331561

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