A set of equipment was established for determining the transference Numbers of electrolyte solutions by EMF method.
建立了一套电动势法测量电解质溶液中离子迁移数的实验装置。
This program can be used to treat experimental data from potentiometric stripping analysis, polarography and EMF method.
此程序能用于电位溶出法、极谱法和电势法研究配合物的实验数据处理。
Using Back-EMF method to control BLDCM, it can realize sensor-free control method by detecting the zero point of EMF in this paper.
本文采用反电动法控制永磁直流无刷电机，是通过检测反电动势过零点获得转子位置实现无传感器控制。
In this paper the common methods of sensorless control of BLDCM are introduced, and the principle of back-EMF method is illustrated in detail.
论文在介绍常用的无位置传感器无刷直流电机控制方法的基础上，详细分析了“反电动势法”无刷直流电机控制原理。
This paper analyzes the advantage of using sensor2 less brushless DC motor in fuzzy conversing air - condition , the back EMF method and the start technique.
介绍变频空调采用无传感器无刷直流电机作为压缩机的优越性，反电势检测的基本原理以及起动方法。
Unlike the element, you cannot add a static mapping entry in the initializePackageContents() method because the EMF model only allows one mapping for each local element name.
和元素不同的是，不能在 initializePackageContents()方法中添加静态映射条目，这是因为EMF模型对每个局部元素名称只允许一个映射。
By default, this file does not exist because EMF simply provides an empty method signature for each EOperation.
默认情况下，这个文件并不存在，因为EMF只为每个EOperation提供一个空的方法签名。
This model format is based on the Eclipse Modeling Framework (EMF) and is designed to be a generic method of storing statistical data using XML.
该模型格式是基于EclipseModelingFramework (emf)并且设计成利用XML存储统计数据的一般方法。
On this base, the closed - loop control method of hybrid step motor using the harmonic back EMF is investigated, and the microcomputer control system of step motor is designed.
在此基础上研究了利用谐波反电势信号实现混合式步进电动机闭环控制的方法，设计了步进电动机的微机控制系统。
In this paper, the closed-loop control method of hybrid step motor using the harmonic back EMF is investigated.
研究了利用谐波反电势信号实现混合式步进电动机闭环控制的方法。
A novel method that USES the harmonic back EMF signal to extract the rotor position is put forward, and a new position sensor merged into an organic whole with the motor is designed.
提出了一种利用谐波反电势信号实现电机转子位置检测的新方法，设计了与电机一体化的新型位置传感器。
The magnetic network model of hybrid step motor is established according to the air gap late permeance method, and the expression of the harmonic back EMF is deduced.
利用气隙比磁导法建立了混合式步进电动机的磁网络模型，推导出谐波反电势的表达式。
You can use the eclipse update manager method, described on the EMF site, or follow the steps below.
您可以按照EMF站点上的说明使用Eclpise更新管理器，也可以按照下面的步骤操作。
A new method for calculating EMF of printed circuit motor is presented in this paper.
提出了一种能准确计算印制绕组电机反电势系数的新方法。
The "Back-EMF" method is the simplest and most popular method for detecting the rotor position in trapezoidal brushless dc motor.
反电动势法是检测无刷直流电机转子位置用的最简单、最常用的方法。
For the BLDCM which has a sinusoidal back EMF, this paper presents a self-synchronous SVPWM control method using six discrete position signals for minimizing torque ripple.
本文对于反电动势波形接近正弦的永磁无刷直流电动机，提出一种基于六个离散位置信号的自同步svpwm控制方法，用于抑制电磁转矩脉动。
In this paper, the magnetic network model of hybrid step motor is established according to the air gap rate permeance method, and the expression of the harmonic back EMF is deduced.
利用气隙比磁导法建立了混合式步进电动机的磁网络模型，推导出谐波反电动势的表达式。
One kind of sensorless control system for brushless DC motor based on DSP was introduced and the principle of back-EMF zero-crossing detection and realization method was discussed in detail.
介绍了反电动势过零位置检测的原理及实现方法，并采用了数字式转速、电流双闭环控制。
The compensation method is used to measure the emf of cells and the estimated calculation of the uncertainty is conducted.
用补偿法测电池电动势及内阻，并进行不确定度的估算。
The paper also gives a detailed introduction about the EMF measuring devices and the circuit design based on the ARM9 core-board with the design method of modularization.
文中对电磁流量计的测量装置，基于ARM9核心板的模块化电路设计作了详细的介绍。
Method of field coupling circuits can consider above factors and calculate no-load EMF accurately.
场路耦合的方法能考虑到上述的各种影响，准确地计算空载电势波形。
The function and realization of thermo-emf auto-measuring system of Pt-Rh thermocouple wire for wire-melting-method are introduced in this paper.
介绍了熔丝法铂铑偶丝热电势自动测量系统的功能与实现方法。
The technique of back EMF induction in BLDC motor is analyzed, the "virtual neutral point" method and the technique of "3-step" start are introduced.
主要分析了反电动势感应方法，并阐述了虚拟中点法和三段式起动技术。
The technique of back EMF induction in BLDC motor is analyzed, the "virtual neutral point" method and the technique of "3-step" start are introduced.
主要分析了反电动势感应方法，并阐述了虚拟中点法和三段式起动技术。
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