Intelligent transformer station secondary system real-time alarm analytical apparatus and method

The invention discloses an intelligent transformer station secondary system real-time alarm analytical apparatus and method. The apparatus comprises an alarm signal access unit, an alarm processing analysis unit, an alarm information output unit, wherein the alarm signal access unit comprises an SFP Ethernet interface, an IRIG-B time setting interface and a DB25 interface, the alarm signal access unit is used for receiving alarm signals of multiple intelligent devices of an intelligent transformer station and transmitting the multi-element hybrid alarm signals to the alarm processing analysis unit through a bus; and the alarm processing analysis unit is used for analyzing and processing the multi-element hybrid alarm signals of the intelligent transformer station, according to association configuration conditions of the transformer station, tracing back an alarm source, giving an early warning about a system fault rapidly and transmitting an analysis result to the alarm information output unit. The intelligen