#CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.

RECTIFICATION CONTROL SYSTEM, CHARGER AND CONTROL METHOD FOR CHARGER

The present application relates to a rectification control system, a charger and a control method for a charger. The rectification control system includes: a Vienna rectifier, which includes input ter…

DRIVE·May 1·2 min read

H02M1/325 CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.

BIDIRECTIONAL WINDAGE RESISTANCE BRAKE APPARATUS

A bidirectional windage resistance brake apparatus including a base, a first cylinder, a second cylinder, a first windage resistance plate and a second windage resistance plate, a tail of the first wi…

DRIVE·May 5·1 min read

B61H11/10 CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.

SYNCHRONOUS SOFT-START NETWORKING CONTROL STRATEGY FOR PARALLEL AUXILIARY CONVERTERS OF EMU

A synchronous soft-start networking control strategy for parallel auxiliary converters of EMU, that is, when a first auxiliary converter is connected to the bus, non-first auxiliary converters complet…

DRIVE·May 13·2 min read

H02J13/00002 CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.