The relation between terminal voltage and terminal current is called a terminal characteristic. 输出端口电压和输出端口电流间的关系称为外特征。
This paper introduced the application of new Hall sensor in the voltage and current regulation of the speed-regulation system of rotary three-cone bit drill and analyzed the mode of operation, the structural characteristic and the use result of the component element. 文章介绍了在牙轮钻机调速系统的电压、电流调节中,采用了新型霍尔元件,并具体分析了其工作方式、构成特性以及使用效果。
The lump-constant equivalent model is built to represent the relation of any single phase voltage and mold current with this characteristic. 利用该特征建立了反应任一单相电压与模电流之间关系的集中参数等效模型。
At the time of failure, no matter what kind of start state of voltage phase, the zero-sequence transient current has the characteristic of inverse phase. 在故障时刻,无论故障相电压的相位处在何种初始状态下,都有零序电流反向的特征。
Primary inverter rectifier outputes positive polarity end and negative polarity end. In bipolar output end, voltage ′ s and current ′ s static characteristic are completely identical with associated dynamic characteristic respectively. 一次逆变整流输出正极性端和负极性端,双极性输出端的电压电流静态特性与动态特性完全相同;
The voltage& current curve of the power is constant current characteristic. 获得的电源外特性为恒流外特性。
Improvement in circuit for measuring the voltage current characteristic of diode 二极管伏安特性曲线测试电路的改进
According to the voltage and current waveforms of arc, an ideal voltage current transform characteristic curve and an equivalent circuit representing for long arc have been described in this paper. 根据长电弧电压电流波形,建立了电压方波电弧的理想电压电流转移特性曲线和对应的电弧等效模型。
The analysis in linear region of n-well LDMOS voltage-current characteristic n阱LDMOS伏安特性线性区的分析
The modeling of Halo MOSFET, including surface potential distribution, threshold voltage, drain current characteristics, as well as breakdown characteristic, are analyzed and investigated. 本论文针对HaloMOSFET,从表面势模型、阈值电压模型的建模、漏电流模型的建模、击穿特性等几个方面进行了分析和研究。
Design of measuring system of voltage current characteristic on 8098 chip microprocessor 基于8098单片机的伏安特性测量系统的设计
The optical properties of colored and bleached state, and the cyclic voltage current characteristic of the W Mo oxide films have been experimentally studied. 对其着色态与漂白态的光学特性以及循环伏安特性进行了实验研究。
Electric Field Distributing and Voltage Current Characteristic in Corona Region 电晕区中场强分布与伏安特性的研究
The traditional traveling-wave differential protection cannot be applied to ultra/ extra high voltage transmission line with shunt reactor, so this paper describes a novel differential current expression. Based on traveling-wave differential protection a new scheme with low proportional restraint characteristic is presented. 传统的行波差动保护无法应用于带并联电抗器特/超高压输电线路,为此给出了一种新的行波差流表达式,并据此提出一种具有轻微比例制动特性的行波差动保护实用方案。
The output performance, such as voltage, current, power density, is a very important characteristic for the fuel cell in real usage. 电压、电流、比功率等输出特性是燃料电池的重要指标。
Investigation of the DC Voltage Current Characteristic of Nano sized TiO 2 with an Anatase Structure 锐钛矿相纳米TiO2的直流伏安特性研究
By analyzing the transient process of single-phase to ground fault in distribution networks, the expression of zero sequence voltage and zero sequence current was given. And instantaneous zero sequence power was defined and taken as characteristic quantity of fault line selection. 通过分析配电网单相接地故障的暂态过程,给出了配电网单相接地故障时零序电压和各条线路的零序电流的瞬时表达式,定义了瞬时零序功率并将其作为故障选线特征量。
When the arc voltage is higher than the given value, the welding current jumps to a less value by exchanging the external characteristic of welding power source. So the welder is advised to regulate the arc voltage below the given value. 当电弧电压高于设定值时,通过焊接电源外特性曲线的转换,使电流从焊接电流跳变到较小电流,由此通知操作者去调节弧长,从而把电弧电压维持在设定值之下。
Simulation presents the waveforms of the output voltage and the inductor current under the startup and the load disturbances. Results prove that the method has robustness to large load variations, good start-up characteristic and dynamics. 仿真结果给出了启动和负载变化时的输出电压和电感电流的波形,表明此方法具有良好的启动性能和动态特性以及对负载大幅度突然变化具有稳定鲁棒性等特点。
Measurement of the voltage-current characteristic of forward direction of diodes by means of compensation method 利用补偿方法测量二极管的正向伏安特性
Take LCL types for example, the voltage and current conversion between input and output around the characteristic frequency has been analyzed. power voltage supply; 并以LCL型为例,分析了电源频率变化前后,输入输出之间的电压电流转换关系。
By consideration of modeled plasma discharge as a subsection-nonlinear voltage controlled current source, the key problem of simulating the electrical characteristic of plasma flow control system was reduced. 将等离子体放电建模为分段非线性的电压控制电流源子模块,较好地解决了等离子体流动控制系统电特性仿真的关键问题。
The effects of formation pressure, sintering and measurement conditions ( in air or in vacuum) on electrical conductivity are studied by means of the measurements of DC voltage current characteristic. Experimental results are explained using the double depletion layer model. 通过测量锐钛矿相纳米TiO2的直流伏安特性,研究了成型压力、烧结及测量条件(在空气和真空中测量)对电导的影响,并用双耗尽层模型对实验结果进行了解释。
On the base of the control models between motor voltage and oil flow, also motor current and oil pressure, a motor controller with a composite output characteristic of both constant voltage and constant current is designed. 通过建立电机电压与油泵流量、电机电流与油泵压力的数学模型,设计了具有恒压和恒流复合输出特性的电机控制器。
Secondly, the traditional method to test the AC voltage/ current RMS U/ I and initial phase θ u0/ θ i0, and the impact of noise on the test precision of the AC power characteristic parameters are analyzed. 接着分析了交流电压/电流有效值U/I、电压/电流初始相位角θu0/θi0的传统定义法和噪声因素对这些电力参数测试精度的影响。
As to the maximum power point tracking, the stabilized voltage supply was adopted on the said of direct current because of no suitable characteristic curve of photovoltaic output. 至于最大功率点跟踪,由于没有合适的光伏输出特性曲线,所以直流侧采用稳压电源。
A scientific testing system is established. Parameters such as displacement, voltage, current, power, power factor are obtained from the research of characteristic of the sample. 本文建立了一套科学的测试实验系统,通过对样机特性的研究,测试和分析了方型结构样机的位移、电压、电流、功率、功率因数等特性。
In addition, traditional inverter could cause output voltage and current distortion and significant harmonics pollution, as well as low power factor because of its nonlinear characteristic. 并且,传统的逆变装置由于其非线性而存在谐波污染大、输出电压电流波形畸变严重和功率因数低等缺点,这更加促使人们对并网逆变器的研究。
Voltage source control employs voltage as external loop and current as inner loop with instantaneous value as feedback. Inner control loop uses capacitor current as feedback to improve the dynamic characteristic. The paper studies the PI optimization considering the pole set method. 电压源并网采用基于瞬时值反馈的电压电流双环控制方法,内环采用电容电流反馈闭环,提高了系统的动态特性,并用极点配置方法对控制器的参数进行优化设计。