Cross-Space Conduction Assessment Method of Network Attack Risk under the Strong Coupling Characteristics of Electric Power Cyber Physics

Table 2

Analysis and comparison of the impact of different methods on physical space.

	Failure stage	Method 1	Method 2	Method 3	Method 4
k = 1		7	7	28	28
		_	_	_	_
		_	_	_	_
		178.2	165.1	109.8	115.4
		18	18	18	18
k = 2		_	_	_	_
		_	_	_	_
		203.1	405.1	394.2	410.3
		28	11	11	11
k = 3		_	_	_	_
		_	15, 16	15, 16	15, 16
		412.5	959.8	948.9	963.7
		11	20	20	15
k = 4		_	_	2, 29	2, 29
		15, 16	7	7	7
		977.2	1,502.5	1,149.1	1,102.1
		20	21	17	17
k = 5		_	2, 29	1, 3, 4, 5, 6, 8, 9, 12, 13, 24	1, 3, 4, 6, 8, 9, 13, 24
		7	18, 22	1, 2, 22	1, 22
		1,489.2	1,736.3	1,887	1,802