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:
Jul. 20, 2021

Filed:

Mar. 22, 2018
Applicant:

Wobben Properties Gmbh, Aurich, DE;

Inventors:

Johannes Brombach, Berlin, DE;

Ingo Mackensen, Aurich, DE;

Kai Busker, Großefehn, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 3/14 (2006.01); F03D 9/25 (2016.01); H02J 3/16 (2006.01); H02J 3/38 (2006.01); H02J 3/46 (2006.01); H02J 3/14 (2006.01);
U.S. Cl.
CPC ...
H02J 3/14 (2013.01); F03D 9/257 (2017.02); H02J 3/16 (2013.01); H02J 3/386 (2013.01); H02J 3/46 (2013.01);
Abstract

A method for starting a farm grid of a wind farm is provided. The energy generation grid has at least one grid connection point connected to an electrical supply grid and the energy generation grid, in a normal operating mode, exchanges electrical power with the electrical supply grid via the grid connection point. The method includes selecting an establishment mode, different than the normal operating mode, if the electrical supply grid has a voltage drop or the energy generation grid is isolated from the electrical supply grid and operating the energy generation grid in the establishment mode. The establishment mode at least one voltage-influencing wind power installation for providing a wind farm grid voltage and at least one current-influencing wind power installation that synchronizes to the energy generation grid voltage. The wind power installations in total provide an electrical power at the level of an inherent need of the grid.


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