Study on Distribution Characteristics of Metro Stray Current and Evaluation of Cumulative Corrosion Effect

Table 2

Location and length parameters of rail insulation damage.

Type	Insulation damage location (m)	Insulation damage length (m)
Damaged acceleration	400–490	90
Damaged at constant speed	800–890	90
Damaged at deceleration	1100–1190	90
45 m damaged at acceleration	422.5–467.5	45
180 m damaged at acceleration	355–535	180