概述了雁崖矿交流电牵引采煤机的应用情况。
The paper introduces the application of electric haulage shearer.
阐述了变频调速技术在采煤机中的应用，介绍了交流电牵引采煤机工作原理及发展趋势。
The paper discusses the application of conversion speed regulated technique in shearer. It also introduces working principle and developing tendency of the shearer with ac electric traction.
在铁道电气化牵引区段，牵引供电网采用单相工频交流电供电方式。
On the railway of electrization, power supply mode is requested to be the single-phase alternating current.
牵引逆变器为牵引电机提供三相变频、变压的交流电。
The traction inverter provides VVVF three-phase ac voltage for traction motors.
介绍HXD1型大功率交流电力机车用SIBAS32控制系统、TCN列车通讯网络及其CCU控制软件的结构，分析机车网侧部件控制、自动过分相控制、操作逻辑控制、牵引/制动控制等功能，给出了机车故障诊断和调试的方法。
Presented in this paper are the structure of SIBAS32 control system, TCN train communication network and its CCU control soft of type HXD1 high-power AC electric locomotive.
介绍HXD1型大功率交流电力机车用SIBAS32控制系统、TCN列车通讯网络及其CCU控制软件的结构，分析机车网侧部件控制、自动过分相控制、操作逻辑控制、牵引/制动控制等功能，给出了机车故障诊断和调试的方法。
Presented in this paper are the structure of SIBAS32 control system, TCN train communication network and its CCU control soft of type HXD1 high-power AC electric locomotive.
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