At Chislet mine in Kent coal fields, "trolley wire" locomotive haulage installation is used; single substation will be located midway along total length of 5000 yd; track is one of three rails, except at bypass where four are used; single positive wire is provided over each track carrying current at maximum of 550-v d-c and rails form return circuit; two pairs of 16 ton 152-hp locomotives haul trains of thirty 2 1/4 ton mine cars; mine is methane-free.
Underground trolley locomotive haulage installation at Chislet Colliery
Min Engr
Mining Engineer ; n 54
1965
12 pages
Article (Journal)
English
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