The Application of the Design of the Experiment to Investigate the Stability of Special Equipment

Table 1

Table of signs of the first line of the planning matrix.

N	k	Alternatives to the first line of the plan’s sign
		+	–	+	–	+	–	+	–	+	–	+	–	+	–	+	–	+	–
4	3	1	1	1
8	7	3	1	1	2
12	11	2	1	3	3	1	1
16	15	4	1	1	1	2	2	1	3
20	19	2	2	4	1	1	1	1	4	2	1
24	23	5	1	1	1	2	2	2	2	1	1	1	4
28	27	1	1	4	4	1	3	1	2	3	1	1	1	2	1	1
32	31	1	4	1	1	1	1	3	1	2	3	5	2	2	1	1	2	1
36	35	1	1	3	3	5	1	3	2	1	4	1	1	1	1	2	2	1	2

Where, N is the number of experiments; k is the number of influencing factors studied.