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- In this paper a vector controlled AC speed-regulating system is developed,which adopts the rotor flux field-orientated theory to meet the requirements for an electric traction system. 本文依据矢量控制的基本原理,针对电力牵引系统对电机控制性能的要求,设计了基于转子磁场定向的矢量控制交流调速系统。
- Three-Phase Harmonic Modelling for Power System and Electric Traction System 电力系统与牵引供电系统三相谐波模型
- effects caused by AC electric traction system on communication and railway signal equipments 交流电力牵引对通信信号的影响
- Development of electric traction system based on indirect field-oriented vector control scheme 基于间接磁场定向的电力牵引系统的研究
- Analysis on Power Supply Mode of Electric Traction System and the Effects of Traction Load on the Quality of Electric Energy 电力牵引系统供电方式及其负荷对电能质量影响的分析研究
- electric traction system 机车电传动
- DC electric traction system 直流电力牵引系统
- effects caused by AC electric traction system on communication and railway signal equipments 交流电力牵引对通信信号的影响
- Arc maintains durative current collection by the electric traction train, however, they erode the pantograph &catenary system and produce electromagnetic interference to the environment. 电弧虽能维持电动列车取流的持续性，但对弓网系统会产生电气侵蚀，并对环境带来电磁干扰。
- With electric traction based on the wheel-rail system tractive effort transmission depends on adhesion conditions in wheel contactpoints, bad rail conditions reducing transmissable tractive effort. 基于轮轨系统电力牵引的力传递与轮轨接触点的粘着系数有关。
- Through the analysis of adhesion characteristics of the locomotive traction system, the simplified simulation model is built. 通过分析机车牵引系统的粘着特性，建立了简化的机车牵引系统仿真模型；
- This paper introduces two kinds of anti-interference measures on electrically controlled system of electrical traction shearer. 介绍了电牵引采煤机电控系统的硬件和软件方式抗干扰措施。
- The trial operation of the vehicle lasting more than one year indicates the advantages of the electronic control unit and excellent performance of the traction system. 该车辆在上海莘闵线投入试运营1年多,充分展示了其电子控制单元的先进性和牵引系统的性能优势。
- An improved algorithm based on equivalent circuit of autotransformer-fed (AT-fed) systems was proposed to calculate power flows of electric traction networks. 摘要在自耦变压器(AT)等值电路的基础上，提出了牵引网潮流的改进算法。
- Based on the graph of the reactance-distance, the scheme of reactance-distance can be used in fault location of direct power traction system with full parallel connection. 根据阻抗表达式绘出电抗距离曲线图，证明全并联直接供电牵引网短路时，故障点仍然可以采用电抗查表法进行定位。
- In addition, the minimal comfiguration of the traction system was least could be obtained by using this criterion and the above mentioned function relation. 同时，利用该判别式和曳引配置各部件与防滑判据的函数关系，实现了曳引系统各部件的配置为最小的目的。
- Electric erosion by moving arc varies with arc speed.The higher the speed of the electric traction train, the slighter the electric erosion degree of the contact wire surface. 不同速度的运动电弧对接触线表面的侵蚀程度不同，列车运行速度越高，电弧对接触线表面的侵蚀程度越轻微。
- power supply system of electric traction 电力牵引供电系统
- By discussing control principle of the TCU(Traction Control Unit) and the dynamic characters of the traction system of the metro vehicle,a real-time testing platform for the TCU was proposed based on the xPC Target toolbox of Matlab. 在讨论地铁牵引系统动态特性和控制原理的基础上,应用MATLAB的xPC Target工具箱,构建了针对牵引控制单元(TCU)的实时仿真测试平台。
- SC B: SC B: Interference Relating to Industrial, Scientific and Medical Radio-Frequency Apparatus, to other (Heavy) Industrial Equipment, to overhead Power Lines, to High Voltage Equipment and Electric Traction. 工业、科学、医疗射频设备、其他(重)工业设备及架空电力线、高压设备和电力牵引系统的无线电干扰。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
