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Because of the civil aircraft fault prediction and health management(PHM) system can improve the aircraft safety, enhance the fleet management, to reduce the maintenance cost and etc, the aviation sector increasingly attach more importance to PHM technology development, but due to the domestic commercial development of late, the top commercial PHM architecture technology research is still in exploration, combining with domestic and foreign civil aircraft PHM development situation, draw lessons from foreign advanced type of PHM design method, put forward suitable for China’s commercial PHM top-level architecture developed simulation method and the design train of thought, and then verifies the architecture according to the evaluation criterion, provide a certain technical support for the civil aircraft PHM.