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.

Date of Patent:
Nov. 26, 2024

Filed:

May. 15, 2020
Applicant:

Siemens Aktiengesellschaft, Munich, DE;

Inventors:

Klaus Behringer, Igensdorf, DE;

Wolfgang Feil, Schwandorf, DE;

Peter Kaluza, Rieden, DE;

Matthias Meier, Poppenricht, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 3/087 (2006.01); H02H 3/027 (2006.01); H02H 9/00 (2006.01); H02J 7/34 (2006.01);
U.S. Cl.
CPC ...
H02H 3/087 (2013.01); H02H 3/027 (2013.01); H02H 9/001 (2013.01); H02J 7/345 (2013.01);
Abstract

A method is for connecting a capacitive load assembly to a DC grid. The load assembly is connectable to a supply potential of the DC grid by a control unit via a controllable switch element. The controllable switch element is periodically activated and deactivated by the control unit. The level of the current pulses flowing through the controllable switch element during the respective activation phase of the controllable switch element is detected by means of a current measuring device. The development of the level of at least two current pulses immediately following one another over time is evaluated by the control unit. The controllable switch element is additionally periodically activated and deactivated by the control unit if a specified change in the development of the level of the at least two current pulses immediately following one another over time is ascertained.


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