Digifax hybrid simulation system and interface circuit thereof

The utility model relates to an electric power system digifax hybrid simulation technical field discloses a digifax hybrid simulation system and interface circuit thereof. The utility model discloses well digifax hybrid simulation system contains: digit real -time simulation subsystem, optic fibre, interface circuit and physical simulation subsystem, digit real -time simulation subsystem links to each other with interface circuit communication through optic fibre, interface circuit and the sub - system electric connection of physical simulation, wherein, digital real -time simulation subsystem contains a photoelectric conversion module and a fiber interface module, a photoelectric conversion module is connected with a fiber interface module, interface circuit contains the 2nd photoelectric conversion module and the 2nd fiber interface module, the 2nd fiber interface module is connected with the 2nd photoelectric conversion module, a fiber interface module is connected with the 2nd fiber interface module throu