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Lecturer(s)
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Mlynařík Ladislav, Ing. Ph.D.
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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 at Czech Railways. 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. 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 reserve, learning up.
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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 the deepening of student's knowledge about electrical power engineering, especially about 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 passing out this course the student is able to orientate himself in the field of electrical power transport engineering and in power system of electrified railways.
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Prerequisites
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It is assumed that the student is familiar with basic knowledge about electrical engineering and electronics.
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Assessment methods and criteria
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Oral examination, Written examination
The student meets during the winter half familiarity with power supply system of electrified railways, with basic laws and particularities in the field of all power supply topics.
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Recommended literature
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Duchoň M., Ibl J., Křivánek J. Dráhové měnírny. NADAS Praha, 1960.
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Fejt J. Pevná trakční zařízení. NADAS Praha, 1966.
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Chochol B., Damborský D. Střídavé a stejnosměrné ochrany měníren. NADAS Praha, 1962.
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Němec J. Trolejová vedení železniční. NADAS Praha, 1961.
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