Values of electromotive force of the cell without liquid junction Li-ISE│Li2B4O7(mA)(aq.
具体方法为考虑了该体系在不同的总硼浓度范围H3BO3,B(OH)-4,B3O3(OH)-4和B4O5(OH)42-四种含硼化合物的存在以及各硼化合物间的化学平衡,以修正了的Pitzer渗透系数方程和活度系数方程为基础,对该体系的等压法和电动势法研究结果进行最小二乘拟合,拟合的标准偏差为0。
XPS study confirms that the adlayer contains only silver atoms, whereas the electromotive force measurement indicates large stability constant.
进一步用电动势法测定了[(dptap Ag)2](NO3)2的解离常数,并推测有序银原子层系与金表面相互作用从而诱导配合物的离解及Ag+的还原而形成。
0mol·kg~(-1) by E.
用自制的锂离子选择电极和经典的Ag-AgCl 电极,以电动势法测定了25℃时离子强度为0。
This system uses back EMF cross-zero sensing as the method to detect the position of rotor and the speed of DC motor.
本文介绍了一种以凌阳75系列单片机为核心的无位置传感器无刷直流电机的控制方案;系统利用了反电动势法检测转子位置和转速信号。
The Research on the Control of BrushLess Direct Current Motor Based on Back-EMF;
基于反电动势法的无刷直流电机的控制研究
Concluding several common-used sensorless methods, the back-EMF (electromotive force) method and the third-harmonic of rotor flux method are analyzed in detail, then the reasons to cause the position estimation error are an.
本课题以无位置传感器控制方法为切入点,在国内外常用的几种无位置传感器转子位置检测方法的基础上,着重分析了反电动势法和转子磁链3次谐波法,对其算法原理和实现过程进行了探讨,确定了上述检测方法的误差来源并提出了相应的校正方案。
18% MgO-partially stabilized zirconia sample at the temperature range from 1 633 K to 1 729 K was measured by double-cell method.
采用双电池电动势法测定了氧化镁部分稳定的氧化锆试样在1 633~1 729 K温度范围内的电子导电特征氧分压,并计算了氧化锆试样在空气、碳饱和铁液等气氛中的氧离子迁移数。
The Research on the Control of BrushLess Direct Current Motor Based on Back-EMF;
基于反电动势法的无刷直流电机的控制研究
Study on the Control System of"Anti-EMF"Brushless DC Motor
“反电动势法”永磁直流无刷电机控制系统设计
Commutation Research on Brushless DC Motor Based on Back Electromagnetic Force Position Detection;
基于反电动势法位置检测的无刷直流电动机换相研究
Analysis of the Rotor Position Error of the Zero-Crossing Method for Brushless DC Motors
反电动势法无刷直流电动机位置检测误差分析及补偿
Quick Determination of Silicon Content in Iron-Base Alloy by Thermo-Emf
热电动势法快速测定铁基合金中硅含量
Design of BLDCM Control System without Position Transducer Based on Back EMF
基于反电动势法BLDCM无位置传感器控制系统设计
revising method of (thermal) electromotive force
（热）电动势修正法
delta electromotive force
三角(形接法电动势
Deduction of Voltage Equation of DC Motor by Coupling Circuit Method
耦合电路法推导直流电动机电动势平衡方程
commutating electromotive force
(电机)整流电动势
thermoelectric force
热电势, 温差电(动)势
On Image Procession of Internal Resistance and Electromotance of Battery By Volt-ampere;
谈伏安法测电池内阻和电动势的图像法处理
A Detection Method of Zero Crossing of Counter Electromotive Force of BLDC Motor
一种BLDCM反电动势过零检测方法
Test method for thermoelectric power of precision resistance alloys
GB/T6147-1985精密电阻合金热电动势率测试方法
EMF MEASUREMENT OF ELECTRIC CELLS USING COMPENSATION METHOD AND THE ESTIMATED CALCULATION OF THE UNCERTAINTY IN THE INTERNAL RESISTANCE EXPERIMENT
补偿法测电池电动势及内阻实验不确定度估算
Back electromotive on preparation of Al-Ca alloys by molten salt electrolysis
熔盐电解法制备铝钙合金中的反电动势
Teaching Method of Motional EMF s Calculating Formulae in University Physics;
大学物理动生电动势计算公式教法探析
New method to determine the direction of inductive electromotive force by faraday inductive law;
用法拉第定律判定感应电动势方向的简捷方法
