An improved method and system for facilitating no-break power transfer between an APU and a main engine includes determining a required APU speed for conducting power transfer based on various APU operating parameters, such as engine speed, fuel, environmental temperature, etc. The APU controller then...http://www.google.ca/patents/US7417337?utm_source=gb-gplus-sharePatent US7417337 - Method and system for facilitating no-break power transfer
