Lecturer(s)
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Course content
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Current systems for electric rail traction. Design principle of DC 3 kV power supply system. Traction transformer of rectifier, its scheme and protection. Distribution board DC 3 kV with carriage type switchgear for feeder-circuit-breakers. High speed circuit-breaker for DC 3 kV . Distribution board AC 22 kV , oil-breakers, air pressure breakers. Failure states at DC 3 kV traction substation. Catenary configuration of DC and AC electrified main and siding lines, third rail system. Protections at DC and AC catenary system. Substation traction transformer, its feeding and protection. Vacuum-circuit breaker for AC 25 kV. Schema of AC 25 kV catenary at Czech Railways and abroad. Power feeding track and station interlocking plant and other non-traction customers at Czech Railways. Excursion. Time allowance, revision.
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Learning activities and teaching methods
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Monologic (reading, lecture, briefing), Demonstration
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Learning outcomes
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The aim of the course lies in deepening students' knowledge of electrical power engineering, especially of power supply, traction power consumption nature, railway substations and catenary systems for mainlines and city public transportation including details of power supply system design for railways.
After the course completion the students are knowledgeable in the field of electrical power transport engineering, power system of electrified railways and power supply system.
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Prerequisites
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It is assumed that the student is familiar with the basic knowledge of electrical engineering and electronics.
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Assessment methods and criteria
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Written examination
During the semester the students acquaint themselves with power supply system of electrified railways, with basic laws and particularities in the field of power supply.
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Recommended literature
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Andreas Steimel. Electric Traction - Motive Power and Energy Supply. Munich, Rosenheimer Str. 145, 2008. ISBN 978-3-8356-3132-8.
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Theodore Wildy. ELECTRICAL MACHINES, DRIVES, AND POWER SYSTEMS. ISBN 0-13-196918-8.
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