ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,494,651, issued on Dec. 9, was assigned to RWE Renewables GmbH (Essen, Germany).

"Method and stabilization controller for operating a stand-alone grid" was invented by Jorn Runge (Marklohe, Germany) and Christian Feltes (Dortmund, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a method for operating a stand-alone grid, in which at least one participant of the stand-alone grid is coupled to a stabilization controller and an impedance between an output of the stabilization controller and a grid node of the stand-alone grid is determined. Further, a nominal voltage at the grid node is regulated by means of the stabilization controller d...