MUMBAI, India, July 24 -- Intellectual Property India has published a patent application (202547069302 A) filed by Hitachi Energy Ltd on July 21, 2025, for Thermochemical Digital Twin Of Electrical Transformer.
Inventors include Sbravati, Alan; Cheim, Luiz V.; and Frimpong, George K. Number.
The application for the patent was published on July 17, 2026, under issue no. 29/2026.
Abstract: It is not currently feasible to place a sensor within an electrical transformer to directly measure the water content in the solid insulation of the windings. Thus, the degree of degradation of the insulation can generally not be known without a maintenance intervention. Accordingly, disclosed embodiments model thermochemical degradation in a digital twi...