Measurement and Characteristic Analysis of Electromagnetic Disturbance of Coal Mine Fan Converter

Table 1

Value of k.

n	3	4	5	6	7	8	9	10	11	12	15	20
k	2.04	1.69	1.52	1.42	1.35	1.30	1.27	1.24	1.21	1.20	1.17	1.12