Abstract: In this paper, split-source inverter (SSI) is proposed for multi-functional grid-connected (MFGC) application because it offers the better boosting capability with fewer components.

Abstract: In this paper, a modeling and simulation method of grid-connected system including gravity energy storage mechanical part, permanent magnet synchronous motor and back-to-back converter is ...

November is National Critical Infrastructure Security and Resilience Month — a time designated by the U.S. Department of Homeland Security to recognize and reinforce the importance of protecting the ...

KYIV, Ukraine (AP) — President Volodymyr Zelenskyy said Monday he wants to order 25 Patriot air defense systems from the United States, as Ukraine desperately tries to fend off relentless Russian ...

In this image made from video provided by the Russian Defense Ministry on Oct. 31, 2025, a Russian "Grad" 122mm rocket launcher fires toward Ukrainian positions in an undisclosed location in Ukraine. ...