MUMBAI, India, May 30 -- Intellectual Property India has published a patent application (202517044259 A) filed by Mitsubishi Electric Corporation, Tokyo, on May 7, for 'power supply switching device and drive control apparatus.'
Inventor(s) include Sasada Hirohisa; Yamashita Yoshinori; Otsubo Michio; Chiba Yoshinori; and Maekawa Yuya.
The application for the patent was published on May 30, under issue no. 22/2025.
According to the abstract released by the Intellectual Property India: "This power supply switching device (30) has a switching circuit (31) and a switching control unit (32). The switching circuit (31) is connected between a first power conversion device (10) and a low-voltage power storage device (20) and forms an electrical path between the first power conversion device (10) and the low-voltage power storage device (20). The switching control unit (32) controls the switching circuit (31) so as to electrically separate the first power conversion device (10) and the low-voltage power storage device (20) from each other when supplying power from a main power supply (92) to the first power conversion device (10) and electrically connects the first power conversion device (10) with the low-voltage power storage device (20) when the supply of power from the main power supply (92) to the first power conversion device (10) is stopped in a state where a railcar has been started."
The patent application was internationally filed on Nov. 30, 2022, under International application No.PCT/JP2022/044151.
Disclaimer: Curated by HT Syndication.
