说明：双击或选中下面任意单词，将显示该词的音标、读音、翻译等；选中中文或多个词，将显示翻译。 您的位置：首页 -> 词典 -> 激磁电势 1)  exciting EMF 激磁电势 1. In order to implement sensorless control for a square\|wave brushless DC motor,this paper presents a Terminal Voltage Method (TVM),in which the motor commutation is determined based on the waveform of exciting EMF. 为了实现方波型无刷直流电机的无传感器控制，提出根据激磁电势波形确定电机换向时序的“端电压法”，详细阐述其特殊的起动过程和双向运转技术。 2)  excitation potential 激发电势 3)  electromagnetic potential 电磁势 1. The distribution in three-dimensional space of the electric and magnetic field of an uniformly moving electric dipole is calculated by analyzing the relationship between electromagnetic potential and the electric and magnetic field. 利用电磁势和电场、磁场的关系,求解出匀速运动电偶极子的电场和磁场在三维空间内的分布,探索了将电磁势引入电磁学的途径。 2. The distribution of the electromagnetic field of an uniformly moving electric dipole is calculated by analyzing the electromagnetic potential of the electric dipole and making use of the covariability of electromagnetic field in different inertial frame under the theory of relativity. 本文通过对电偶极子电磁势的分析和相对论下电磁场在不同惯性系中的协变分布,计算了作匀速直线运动的电偶极子的电场和磁场的空间分布。 3. This article talks about the important significance of electromagnetic potential,introduce it into theory make the function of electromagnet field easy to solve and we can see the necessary to change old space time concept. 该文从麦氏方程出发 ,说明电磁势的引入使得电磁场方程容易求解 ,可以看出产生新时空观念的必要性 ,并阐明在量子物理里它有更深远的物理意 4)  permanent magnet EMF 永磁电势 1. The permanent magnet EMF and the inductance of the machine are studied and calculated in this paper and the special method to lower the slot torque ripple for this kind of permanent magnet machie is analyzed. 本文对该电机的电感参数及永磁电势进行了分析计算,研究了该种电机独特的降低齿槽转矩的方法。 5)  electromagnetic situation 电磁态势 1. Therefore providing the commander with timely, full-scale, dynamic electromagnetic situation has become more and more important. 指挥员往往苦于不能清楚地了解整个战场的电磁态势,而 被动地使用各种传感器,很容易错失战机或遭遇突袭。 2. Then it made analysis on several methods for electromagnetic environmental visualization,furthermore studied on the visualization of realizing electromagnetic situation 3D datasets using direct volume rendering,surface fitting and slice rendering,and on the basis of it,a 3D visualization system . 分析了电磁环境可视化的几种方法,并对直接体绘制、面绘制和切片法来实现电磁态势体数据的可视化进行了研究。 3. The system was divided into five modules,preprocess and building for geographical Environment,database management and maintenance,electromagnetic environment calculation and analysis,electromagnetic situation visualization,integration statistic and decision-making sustain. 本文构建了电磁环境可视化系统的总体框架,将系统划分为数据预处理与基础地理环境构建、数据库管理与维护、电磁环境计算与分析、电磁态势可视化和综合统计分析与决策支持五个模块。 6)  armature MMF 电枢磁势 1. A method of calculating armature MMF and its distribution on sixphase LCIfed synchronous motors is presented in this article. 本文对六相电流型交直交变频同步电动机电枢磁势的分布情况和计算方法进行了系统的分析推导。 补充资料：标准电极电势 分子式：CAS号：性质： 各参与电极反应的物质都处于标准状态(活度为1)时的电极电势。如以下电极反应的标准电极电势为：Fe2++2e→Fe；=-0.45V；C12+2e →2C1-=1.36V。根据标准电极电势可以判定一个氧化还原反应进行的程度。 说明：补充资料仅用于学习参考，请勿用于其它任何用途。 参考词条 ©2011 dictall.com