INTELLECTUAL UNIT FOR CONTROL OF HUMP SWITCH MACHINE Russian patent published in 2009 - IPC B61L7/08 B61L23/16 

FIELD: transportation.

SUBSTANCE: control unit comprises inlet matching module (1), inlets of which are inlets of device, two shapers of signals (2 and 3), two power switched circuits (8 and 9), intended to connect source of power supply to windings of electric drive motor, module for collection and processing of control and diagnostics information (7), to which outlet of analog-digital transducer (19) is connected, inlet of which is intended to connect current detector (20) of electric drive, outlets of inlet matching module are connected to inlets of signal shapers. Signal shaper comprises two channels, every of which consists of serially connected module of control signal generation (4) and module of switch control (5), and control module (6). Outlets of signal shaper channels are connected with control inlets of accordingly first and second power circuits. Two additional inlets of module for collection and processing of control and diagnostics information are connected to inlets of inlet matching module, which are intended for connection to relay of arrow position control (18), and outlet of module (7) serves for connection to facilities of dispatcher control.

EFFECT: higher reliability of device due to its arrangement on the basis of contact-free circuit with provision of self-control of serviceability and possibility to transfer diagnostic information to facilities of dispatcher control.

1 dwg