Coaxial cable power supply system of electrified railway
A technology for electrified railways and coaxial cables, applied in power lines, line transmission components, gearbox control/balance, etc., to achieve long power supply distance, easy implementation, and reduced average carrying capacity
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[0019] Example
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[0020] figure 1 It is shown that a specific embodiment of the present invention is: an electrified railway coaxial cable power supply system, which is composed of a central traction substation SS, a coaxial cable, a traction transformer TT, a contact network T, a rail R, a circuit breaker, etc. Among them, the coaxial cable is composed of inner conductor IC, inner insulation, outer conductor OC, outer insulation, etc. The traction transformer is single-phase wiring; the central traction substation SS passes through the circuit breaker G through the circuit breaker G 1 Connect the coaxial cable of the left power supply arm through the breaker G 2 The coaxial cable connected to the right power supply arm; the coaxial cable and the contact net are installed in parallel; the traction transformer TT i The primary winding is connected in parallel between the inner conductor IC and the outer conductor OC of the coaxial cable, and a circuit breaker W is set i , The secondary winding of t...
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