A threshold voltage model of DMOS by radiation induced positive spatial charge is proposed.
提出了一种DMOS辐照正空间电荷阈值电压模型。
At present, the flux estimation based on voltage model is widely used in direct torque control system.
目前,在直接转矩控制中大多采用电压模型来估算定子磁链。
But the pure integrator of the voltage model has some disadvantages like DC bias and initial phase problems.
但电压模型中的纯积分环节存在直流偏置和初始相位问题。
The stator flux is estimated by adaptive compensated voltage model, and the speed is estimated with PI adaptive method.
系统采用具有自适应补偿的电压模型估算定子磁链,PI自适应法估计转速。
In this paper, the working principle of the solid oxide fuel cell (SOFC) and the theoretic voltage model are introduced and analyzed.
首先介绍并分析了固体氧化物燃料电池(SOFC)的工作原理和理论电压模型。
The paper introduces the principle and the math models of asynchronous modulation system by voltage model rotor magnetic chain vector control.
针对感应电机无速度传感器磁场定向控制系统,提出一种基于电压模型的改进转子磁链观测方法。
An improved rotor flux estimator based on voltage model was proposed for speed sensorless field-oriented vector controlled induction motor drives.
针对感应电机无速度传感器磁场定向控制系统,提出一种基于电压模型的改进转子磁链观测方法。
DC model of SOI MOSFET including output current model and threshold voltage model is proposed in this paper. The velocity saturation effect is considered.
本文首先建立了一个SOIMOSFET器件的直流漏电流模型和阈值电压模型,模型考虑了速度饱和效应。
By resolving Poisson equation, the mathematical expression of the threshold voltage model of DMOS by radiation induced positive spatial charge is obtained.
求解泊松方程,由此给出dmos辐照正空间电荷阈值电压模型表示式。
In a direct torque fuzzy control system of electric vehicle, when the voltage model is used as stator flux observer, the system's low speed performance becomes poor.
电动汽车直接转矩模糊控制系统中,定子磁链观测器采用电压模型时,系统低速性能变差。
The capacitor voltage model is established and an operating strategy is proposed to control the capacitor voltage by absorbing and releasing the energy in converter.
建立了电容电压模型,提出了一种新型运行策略,对系统中的能量进行吸收和释放,实现对电容电压进行充放电控制。
According to the fundamental equations induction motor for the field oriented control, a new rotor flux model combine with the merits of voltage model and current model is presented.
根据异步电机转子磁场定向控制的基本方程序,对直接磁场定向矢量控制系统,设计了结合电压模型和电流模型优点的磁通观测器模型。
My idea was to track how much sunlight each model collected under the same conditions by watching how much voltage each model made.
我的思路是通过观察每一个模型产生的电压水平来跟踪在同等条件下各个模型所收集的太阳光量。
In this test system, one set of switches (on either the Model 7111-s or 7169a) is used to apply the test voltage to each capacitor.
在该测试系统中,一组开关(7111-S型或7169a型)被用来向每个电容器施加测试电压。
Other CARDS, such as the Model 7700 20-channel Differential Multiplexer Module, use latching relays, and the offset voltage is the same whether the poles are used as a single pole or as a pair.
其它开关卡,例如7700型20通道差分复用模块,采用的是闭锁型继电器,无论是成对还是单独使用一个闸刀,偏移电压都是相同的。
The system includes a Model 6220 Current Source to supply the current through the sample and a Model 2182A Nanovoltmeter to measure the resulting voltage drop.
该系统包括用来提供流过样品的电流的6220型电流源和用来测量产生的电压降的2182A型纳伏表。
For the voltage controlled system model, pole point method is taken to design the PID controller, and good result is achieved.
对于电压控制对象模型,采用极点配置的方法设计PID控制器,均取得了较为满意的控制效果。
This paper proposes a cascaded nonlinear PI controller for three-phase voltage source PWM rectifier, which is based on its model in synchronous reference frame.
该文以同步旋转坐标系模型为基础,设计了三相电压型PWM整流器的级联式非线性PI控制器。
Power, test time, record period, voltage lower limit, voltage upper limit, lead internal resistance, operation model, data and time parameter can be set with keyboard.
通过键盘可设置:功率、测试时长、记录周期、电压下限、电压上限、导线内阻、操作模式、日期、时间等参数。
Objective To establish a rabbit model of non-thermal high voltage electrical injury, which was accompanied by progressive tissue necrosis for the further study of electrical injury.
目的为了对电损伤进行深入系统的研究,建立一个以非热为主、高压电损伤组织进行性坏死的模型。
In the application of above 24V fort current voltage grade control circuit, Voltage Alternating and resonant wave interference of input model for Programmable Logic Controllers must be resolved.
可编程控制器在高于24V的直流电压等级控制回路中应用时需解决输入模块的电压变换和谐波干扰等问题。
Based on the proposed model, total transfer capability (TTC) of power system containing large-scale wind farms is investigated under the constraint condition of static voltage stability.
利用这一模型,针对含有大型风电场的输电系统,对其静态电压稳定约束条件下的最大输电能力(TTC)展开研究。
But, because of the weakness of the fault model used and being not able to run at-speed, voltage based testing, generally speaking, is only good at verifying IC's functions.
但是,由于电压测试所使用的故障模型存在局限性,而且测试常常不能全速进行,因此一般来说,电压测试只善于验证电路的功能。
A three layer series-parallel model of the Voltage Shorted Compaction (VSC) method for conductivity measurement of organic conductor was proposed.
对用于有机导体电导测量的电压端短路法(VSC)提出了一个三层的串-并联物理模型。
The key problem of bus voltage predicted analysis on line is to research the predicted model, which includes simple algorithm, high accuracy degree, long predicted time and good robustness.
电力系统电压暂态稳定在线预测分析的关键是寻找一种算法简单,精度高,预测时间长和鲁棒性好的预测模型。
Base on the feedback linearization theory for nonlinear systems, presenting a nonlinear model for three phase voltage source PWM and designing a nonlinear controller.
基于非线性系统反馈线性化理论,建立了三相电压型PWM整流器非线性模型,设计了一种非线性控制器。
Based on SPWM basic principle and Fourier series theory, the mathematical model of output waveform of SPWM voltage source inverter is built.
根据SPWM的基本原理与付立叶级数理论,建立了SPWM电压型逆变器输出波形的数学模型。
Based on SPWM basic principle and Fourier series theory, the mathematical model of output waveform of SPWM voltage source inverter is built.
根据SPWM的基本原理与付立叶级数理论,建立了SPWM电压型逆变器输出波形的数学模型。
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