Elektrifikace porubu na dole Paskov
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Čmiel, Jiří
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Vysoká škola báňská - Technická univerzita Ostrava
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Abstract
This BA thesis discusses the issue of the electrification of the coalface. It deals with the plan and operation conditions from the point of view of Czech standards and the State Mining Authority. Tha main aim of the thesis is a design of a power-train that will be used to ensure sufficient electricity for electric machines.The thesis also addresses the cable design to the electric machines from the perspective of persmissible temperature rise and voltage drop. It then discusses the properties of securing elements and their specifications. Finally, the electrification of the given coalface is addressed.
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Import 22/07/2015
Subject(s)
The State Mining Administration, The Czech Mining Authority, The District Mining Authority, electrification, coalface, permissible temperature rise, voltage drop, belaying, selectivity, circuit breaker, fuse, disconnector, transformer, short-circuit current, overloading