Calculation Method of Projectile Movement Characteristics for Complex Structure Railgun

Table 3

Table lookup data required in iterative calculation.

Frequency/(Hz)	Skin depth/(mm)	Position of the armature/(mm)
		10	30	50	70	90	110	130
100	6.64	1.7127	2.0866	2.1004	2.1036	2.1026	2.1010	2.1006
1000	2.10	1.4588	1.7769	1.7849	1.7882	1.7829	1.7822	1.7807
2000	1.48	1.3997	1.7215	1.7214	1.7289	1.7242	1.7219	1.7191
3000	1.21	1.3813	1.6852	1.6956	1.6958	1.6957	1.6955	1.6953
4000	1.05	1.3762	1.6737	1.6761	1.6818	1.6794	1.6755	1.6737
5000	0.94	1.3687	1.6616	1.6711	1.6722	1.6710	1.6705	1.6701