INTERNATIONAL PATENT: HITACHI ENERGY LTD FILES APPLICATION FOR "DISTANCE PROTECTION FOR SYMMETRICAL THREE PHASE FAULT DETECTIONS"

GENEVA, Sept. 21 -- HITACHI ENERGY LTD (Brown-Boveri-Strasse 58050 Zurich) filed a patent application (PCT/EP2025/056564) for "DISTANCE PROTECTION FOR SYMMETRICAL THREE PHASE FAULT DETECTIONS" on Mar 11, 2025. With publication no. WO/2025/190915, the details related to the patent application was published on Sep 18, 2025.

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).

Inventor(s): WANG, Jianping (Nanna Svartz Gata 1724 60 Vasteras), GAJIC, Zoran (Stenhagsg 7b723 47 Vasteras), LI, YouYi (Johanneshojden 2722 19 Vasteras)

Abstract: The present invention provides a method and device for determining a symmetric...