Equipment trip-out influence result analysis method and system

The invention discloses an equipment trip-out influence result analysis method and system. The method comprises the following steps: according to an in-station primary wiring diagram and real-time equipment data of an EMS system, establishing an equipment connection relation model of each substation; obtaining connection switch state in the real-time equipment data, and obtaining equipment power supply relation according to the connection switch state and the equipment connection relation model; obtaining an equipment power supply relation expression according to the equipment power supply relation; when equipment trips, obtaining power failure equipment based on the equipment power supply relation expression of the tripped equipment; obtaining a power failure load circuit according to the power failure equipment and the equipment power supply relation; and obtaining distribution quantity, user quantity and user information according to the load circuit, and obtaining total loss load of the load circuit accor