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- Voltage unbalance of three phase ac distribution systems adversely affects power customers. 配电系统三相电压的不对称会对用户造成一系列不利影响。
- Generators are different in size but similar in structure; it can be divided into two groups: three phase AC generator and diode rectifier. 发电机虽然在尺寸大小上不尽相同,结构上却大体相似,可分为三相交流发电机和二极管整流器两大部分组成。
- The container adopts three-chamber heating control with heating output power of all-digital power with thyristor in three phase AC controlled by on-off output of PLC. 挤压筒加热分三区控制,采用PLC开关量输出作为全数字三相晶闸管交流调功器的给定,通过调功器输出控制加热功率。
- Analysis of AC Traction system of CKD8E diesel locomotive CKD_(8E)型内燃机车交流电传动系统分析
- Start Ways of Three Phase AC Asynchronous Motor 交流三相异步电动机起动方式
- In this design, we will present a kind of transducer based on the DSP, which uses SPWM control to realize the three phases AC voltage output. 在本文中提出一种基于数字信号处理器(DSP)的变频器,利用SPWM控制技术,实现变频器的三相交流电压输出。
- Three phase AC asynchronous motor 三相交流异步电动机
- The Power Adjustment System with Thyristor in Three Phase AC Load 三相交流负载的晶闸管调功系统
- VVVF System of Three Phase AC Motor based on DSP Control 基于DSP控制的三相交流电机变频调速系统
- three-phase AC traction system 三相交流牵引系统
- Single phase AC traction motor 单相交流牵引电动机
- Study on that Electric Eenery Metering is Influenced by Phase of Three Phase AC 谈三相交流电的相序对电能计量的影响
- The QSS (Quasi Steady State) model of converter which neglects the negative impedance of DC system will bring some errors when three phase unbalanced fault occurs in AC system. 当交流系统发生三相不对称故障时,忽略直流系统负序分量的准稳态模型将给交直流混合系统的仿真带来较大的误差。
- Organization and Summarization of Structures for Three Phase AC Machine Pole-changing Wmdings 三相交流电机变极绕组结构的梳理和综述
- This control method was applied to a three phase AC/DC/AC conversion system. 该控制思想在三相AC/DC/AC系统中进行了实验验证。
- 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;
- 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。
- three phase AC motor 三相电机
- 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。