US Patent Issued to Tianjin University on March 18 for "Method and device for constructing dynamic security region of power grid based on extended phase trajectory theory" (Chinese Inventors)

ALEXANDRIA, Va., March 19 -- United States Patent no. 12,255,452, issued on March 18, was assigned to Tianjin University (Tianjin, China).

"Method and device for constructing dynamic security region of power grid based on extended phase trajectory theory" was invented by Yuan Zeng (Tianjin, China), Haosen Cao (Tianjin, China), Chao Qin (Tianjin, China), Yuzhuo Hu (Tianjin, China) and Junzhi Ren (Tianjin, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for constructing a dynamic security region of a power grid based on an extended phase trajectory theory includes: obtaining a system transient stability condition and a power angle leading generator group by transient simulation of an initial oper...