Power Grid Fault Diagnosis Method Using Intuitionistic Fuzzy Petri Nets Based on Time Series Matching

Table 4

The code of alarm information.

Number	Fault type
a1	L2 sending end main protection action
a2	L2 receiving end main protection action
a3	CB8 trip
a4	CB12 trip
a5	Failure protection B3 action
a6	CB13 trip
a7	T3 far backup protection action
a8	T4 far backup protection action
a9	L5 far backup protection action
a10	CB15 trip
a11	CB14 trip
a12	CB32 trip