RTX's Collins Aerospace initiates powertrain testing for Clean Aviation SWITCH project at the Grid

Core Insights - Collins Aerospace has initiated powertrain testing for the Clean Aviation SWITCH project, marking a significant step towards demonstrating hybrid-electric technology on a full-scale Pratt & Whitney GTF engine [1][2][3] Group 1: Project Overview - The SWITCH project aims to showcase hybrid-electric technologies to enhance engine efficiency for future short- and medium-range aircraft [2] - Initial tests of the electric motor drive systems are being conducted at "The Grid," Collins' advanced electric power systems lab in Rockford, Illinois [1][3] Group 2: Technology and Components - The powertrain subsystem being tested includes two megawatt-class motor generators, controllers, and power distribution systems [2][3] - Key components for the SWITCH project are developed across Europe, including electric motors and controllers from the UK, power distribution components from Germany, and high voltage wiring from the Netherlands [3] Group 3: Collaborative Efforts - The SWITCH project is a collaborative initiative involving multiple companies and institutions, including MTU Aero Engines AG, Pratt & Whitney, Collins Aerospace, GKN Aerospace, Airbus, and various European research institutions [4] Group 4: Industry Impact - Hybrid-electric technology is expected to transform aviation by improving fuel efficiency across various future aircraft platforms, particularly next-generation single-aisle aircraft [3] - The Clean Aviation initiative aims to reduce CO2 emissions by at least 30% for short-medium range aircraft and 50% for regional range aircraft [8]