Locomotive Auxiliary Converter Controller and Locomotive Auxiliary Converter System
An auxiliary converter and an auxiliary converter technology, which are applied in the direction of converting AC power input into AC power output, intermediate conversion into DC conversion, output power conversion devices, etc., which can solve maintenance inconvenience and locomotive auxiliary systems. Problems such as low operational reliability and single function achieve the effect of easy maintenance, easy analysis and viewing, and complete functions
Active Publication Date: 2017-01-04
CRRC DALIAN INST CO LTD
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Problems solved by technology
[0002] The electric locomotive auxiliary system is an important part of the electric locomotive, mainly including auxiliary converters, auxiliary motors and corresponding auxiliary converter controllers, etc. The main function is to ensure the power of the main circuit of the electric locomotive and ensure the normal operation of the locomotive; The auxiliary converter is used to rectify and invert the single-phase network voltage and supply power to the loads in the auxiliary system of the locomotive. The loads mainly include auxiliary equipment such as ventilation units, air compressor units, air conditioners, heaters, battery chargers, oil pumps and water pumps. ; The auxiliary converter controller in the prior art has the following problems: single function, low operational reliability of the locomotive auxiliary system, and inconvenient maintenance
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[0020] like figure 1 A locomotive auxiliary converter controller is shown, the auxiliary converter controller is used to control the locomotive auxiliary converter; the locomotive auxiliary converter includes an input contactor, a single-phase four-quadrant rectifier, a three-phase an inverter and an output contactor; the incoming end of the input contactor is connected to the power grid; the outgoing end of the output contactor is connected to an auxiliary load; the locomotive auxiliary converter controller includes: connecting an input contactor, a single-phase four-quadrant rectifier , three-phase inverter and output contactor collection board; the collection board integrates: for collecting the input contactor, the output contactor, the power module of the single-phase four-quadrant rectifier, and the three-phase inverter A digital quantity acquisition module of the working state of the power module of the inverter; used to collect the input and output parameters of the si...
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The invention discloses a locomotive auxiliary converter controller and a locomotive auxiliary converter system. The locomotive auxiliary converter controller includes: a connection input contactor, a single-phase four-quadrant rectifier, a three-phase inverter and an output contactor The acquisition board; the interface board connected to the input contactor, single-phase four-quadrant rectifier, three-phase inverter, output contactor, acquisition board and control board; the interface board connected to the interface board, and the control board connected to the upper computer through the network communication board; Connecting the upper computer and the control board, used to receive the locomotive auxiliary converter control command sent by the upper computer and transmit it to the control board, and transmit the status information of the locomotive auxiliary converter transmitted by the control board to the upper position The network communication board of the locomotive; and the power board for providing working power to the auxiliary converter controller; the invention can monitor the auxiliary converter of the locomotive to ensure the stable and reliable operation of the auxiliary system of the locomotive.
Description
technical field [0001] The invention relates to a converter controller, in particular to a locomotive auxiliary converter controller and a locomotive auxiliary converter system. Background technique [0002] The auxiliary system of electric locomotive is an important part of electric locomotive, which mainly includes auxiliary converter, auxiliary motor and corresponding auxiliary converter controller. The auxiliary converter is used to rectify and invert the single-phase grid voltage and supply power to the loads in the auxiliary system of the locomotive. The loads mainly include auxiliary equipment such as ventilation units, air compressor units, air conditioners, heaters, battery chargers, oil pumps and water pumps. The auxiliary converter controller in the prior art has the following problems: single function, low operation reliability of the locomotive auxiliary system, and inconvenient maintenance. SUMMARY OF THE INVENTION [0003] In view of the above problems, the...
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IPC IPC(8): H02M5/42H02M5/458
Inventor 闫春辉王瑞李东刘盛强
Owner CRRC DALIAN INST CO LTD