ELECTRONIC PROTECTION against slipping electric locomotives with a smooth band-PHASE voltage regulation

摘要

Electronic security system against slipping locomotive with smooth zone-phase regulation, comprising a phase control unit, the pulse timing unit, the load transfer block units output amplifiers, locomotive wheelslip sensors, comparison elements, the elements prohibition power thyristor control units, which include the protection board, main inputs are connected to respective outputs of the output amplifiers blocks, control inputs connected to the output of the control board, the output of each protection board connected to the input of the corresponding s pulse shaping system, the output of each of which is connected to the control electrodes of the respective blocks power thyristors, characterized in that it is provided with blocks forming a ban, the first control inputs of which are connected to the outputs of the comparison element unit, first inputs of which are connected with the output of the phase control unit, the second inputs connected to respective reference voltage output unit, the clock inputs of formation ban blocks connected to the output pulse sync block, resolution input each block forming prohibition connected to the output of the respective sensor locomotive wheelslip, the second control inputs formation ban blocks connected to the output of the minimum opening angle of the thyristors block load transfer, each block formation ban output is connected to the input of the respective power thyristors control unit, for example to control inputs of the protection control module boards power thyristors, forming unit comprises a prohibition distribution logic elements having inputs connected to the outputs