反向电流

And we also find why the current delays before reverse in lacking damped circuit by theory and test analysis.

同时，通过理论分析与试验研究找出了主回路欠阻尼设计时输出电流在反向前出现延迟的原因。

The diode current and maximum reverse voltage are calculated. The diodes are selected based on the above calculations.

计算了二极管工作电流和所承受的最大反向电压，以此作为选用二极管的依据。

The connected load must limit the reverse load current.

连接的负载必须限制负载电流反向。

The reverse snapback mechanism is theoretically proposed and the mathematical expressions to calculate the voltage and current values at the snapback point are presented. The computing results are compared with the experiment values.

首次给出了反向转折机理的理论解释，并给出了估算转折电压和电流的数学表达式，在常用工艺参数范围内，计算结果和实验测量值基本一致。

In this paper, some theoretical analyses and simulations are performed. It is found that the output photocurrent of the same piece of solar cell remains constant when the temperature and irradiation are the same and when the diode quality factors and reverse saturation currents are different.

文中通过理论分析与仿真研究，发现同一块太阳能电池在相同的温度和照度、不同的二极管品质因子和反向饱和电流下，输出的光生电流是相等的。

The results show that the shape change in the zero points of aperture tangent electric field of some special elements influence the electrical performance of FSS tempestuously. This phenomenon is hard to explain by the laws of aperture tangent electric field distribution but has a close relationship to the mode of the currents distribution on the unit cell.

研究发现，部分单元的缝隙电场0点处的形状改变会显著影响FSS的频选特性，这一现象很难用缝隙电场的分布规律来分析，却可以用FSS层上表面电流反向模式来解释。

Common electrical measurements of APDs typically include the breakdown voltage, responsivity, and reversed bias current measurements.

对APD的测量一般包括击穿电压、响应度和反向偏置电流等。

The PMSM rotor magnet polarity is first identified using the proposed intelligent approach. Then it is smoothly started in synchronous motor mode in unidirection.

永磁同步马达转子之磁极位置先由所提之智慧型策略侦测判定，然后设定电流控制脉宽调变机构之启始相位，使PMSM以同步马达模式非反向起动。

Voltage Source and Current Source, Thevenin Theory, Trouble Shooting, Characteristic Curve of Diode, Diode Models, Rectifier Circuits, Input Filtering Capacitor, Voltage Multiplier Circuits, Limiter and Clipper Circuits, DC Clampers and Peak-to-peak Detectors, Zener Diode, Zener Diode Rectifier, Photoelectric Devices, Collector-Emitter Junction, Transistor Characteristics of common-emitter, Base Bias, LED Dirver, Establishing a Stable Q-point, PNP Transistor Biasing, Transistor Biasing, Coupling and By-Pass Capacitors, AC Emitter Resistance, Common-Emitter Amplifier, Other Common-Emitter Amplifiers, Cascaded Common-Emitter Amplifiers, AC Load Line, Emitter Follower, Class B Push-pull Amplifiers, JFET Characteristic Curve, JFET Biasing, JFET Amplifier, VMOS Circuit, Differential Amplifier, Operational Amplifier, Non-inverting Feedback, Negative Feedback.

电子学实验( S0704)(1，1)/应用电子学实验( S0472)(1，1)电压源和电流源、戴维宁定理、故障排除、二极体特性曲线、二极体近似模型、整流电路、电容-输入型滤波器、倍压电路、限制器电路和峰值检测电路、直流定位器与峰对峰检测器、齐纳二极体、齐纳二极体整流器、光电元件、集射极接面、集极特性曲线、基极偏压、LED驱动器、建立一个稳定的工作点 Q 、 PNP 电晶体偏压、电晶体偏压、耦合及旁路电容、交流射极电阻、共射极放大器、其他 CE 放大器、串接共射极放大器、交流负载线、射极随耦器、 B 类推挽式放大器、 JFET 特性曲线、 JFET 偏压、 JFET 放大器、 VMOS 电路、差动放大器、运算放大器、非反向电压回授、负回授。

In the proposed algorithm, the combined perturb and observe (P0) method is used to acquire the actual diode quality factor and reverse saturation current, and a comprehensive compensation without the P0 method is employed to track the actual maximum power point.

该算法利用爬山法求取实际的二极管品质因子和反向饱和电流，然后停用该法，通过综合补偿准确跟踪到实际的最大功率点。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。