duty cycle

This technique tolerates duty ? cycle and phase? shift variations, and offers hardware modularity.

这种技术能承受 工作周期 和相移的变化, 并带来硬件模块化的好处.

The decreasing time of free-wheeling current is relative to duty cycle in the exiting FB-ZVZCS-PWM soft-switching inverter arc welding power supply with the block capacitor, and it is hard to achieve zero current switching ( ZCS) for lagging leg with low duty cycle.

现有FB-ZVZCS-PWM软开关弧焊逆变电源采用阻断电容衰减原边环流电流所需的时间与占空比有关，占空比很小（电源输出电压很低）时滞后臂难以实现零电流开关。

Contimuously adjustable current and voltage , wide adjustment range, high duty cycle, continuous welding.

电流电压边续可调, 调节范围宽, 负载持续率高, 可连续焊接.

In the same of average power, peak power and duty cycle constant, pulse width is the primary parameter which affects the kerf width.

在相同的平均功率、峰值功率和脉宽比下，脉冲宽度是影响切缝宽度主要参数。

Longer duty cycle the same output power results in lower peak currents the primary side.

更大的占空比实现同样的输出功率可以使用更低的一次侧峰值电流.

Notice: � � indecates that mind the duty cycle while welding, to avoid overloading and damaging the transformer.

注意: ※表示使用此焊机时应特别注意焊机的负载持续率, 以免超负荷烧坏焊接变压器.

Furthermore, equivalent apodization can also be achieved by varying the sampling duty cycle. 2. Coupled-mode theory and transfer matrix theory.

利用重构一等效啁啾技术还可通过改变取样占空比来对光栅进行等效切趾。2.耦合模理论和传输矩阵理论。

10% Duty Cycle High Power Semiconductor Laser Linear Array

10%占空比大功率半导体激光器线阵列

E-NORS achieves a good balance between power consumption and repair speed by dynamically adjusting the duty cycle in control packet listening.

通过动态调整控制包监听占空比，有效平衡了网络组织修复的功耗和速度。

The trick is to generate the highest frequency possible but keep the average duty cycle constant.

关键是产生最高频率的可能性,还能保持平均的占空比常数.

In addition, some errors, including etched depth error and duty cycle error, induced by two different fabricating processes were analyzed and compared.

分析和比较了两种制作工艺中的刻蚀深度误差、占空比误差对衍射效率的影响。

With the same magnitude, random period error casts much larger effect on the conversion efficiency than random duty cycle error, which is similar with the case in bulk crystals.

随机周期长度偏差对准相位匹配波导中差频效率的影响要比随机占空比偏差的影响来得大，这与单块周期极化晶体中的情况类似。

Magnetostrictive strain in 45# steel, caused by the magnetometive force, the magnetic field frequency and the duty cycle of the field, was measured.

通过实时测量磁处理过程中磁致应变的方法，研究了磁场磁通势、磁场变化频率和占空比对铁磁材料磁致应变的影响。

Pure Cr coatings were deposited under different target voltage and bias voltage& duty cycle by closed-field unbalanced magnetron sputtering.

本文采用闭合场非平衡磁控溅射离子镀技术在不同的靶电压、偏压、占空比下制备了纯Cr镀层。

The mathematical model of hydraulic actuator for Auto-clutch was established. A two-loop controller with clutch position fuzzy PID control and duty cycle PID control was designed. Then a simulation model was build in order to test the dynamic response of hydraulic actuator being designed.

建立离合器液压执行机构的数学模型，设计了离合器接合位置模糊PID、占空比PID控制双闭环控制器，并搭建仿真模型检验离合器执行机构对控制目标的跟踪响应情况。

System detects output voltage and output current of the PV array, compares conductance increment of photovoltaic array and instantaneous conductance, then changes the duty cycle with variable step length, achieves maximum power point tracking fast.

系统检测光伏阵列的输出电压和输出电流，并通过比较光伏阵列的电导增量和瞬间电导变步长改变占空比，实现对最大功率点的快速跟踪。

A Novel Duty Cycle Control Scheme for Direct Torque Control

一种新颖的变占空比直接转矩控制方案

By adopting auxiliary transformer in the primary side of main transformer, the decreasing time of free-wheeling current is independent of duty cycle, which is proportion to the peak current in the primary side of main transformer.

采用原边辅助变压器衰减原边环流电流所需的时间不受占空比影响，而与原边峰值电流成正比。

The influences of different switching mode of PWM are discussed. Then a practical method, "three-state algorithm of invariable duty cycle under forced output mode" is brought out to eliminate the commutation dead band generated by switching among the output interfaces of PWM waveform.

详细分析了PWM脉冲的不同切换方式对电机换相控制的影响，提出消除换相死区的具体算法&强迫输出方式下的2001年上海大学博士学位论文三状态恒定占空比算法。

A lower operating frequency or altered duty cycle accomplishes this.

较低的工作频率或改变占空比可实现这一目的.

Broadly used strategies for reducing energy consumption in wireless sensor networks is to dynamically manage the duty cycle, alternatively schedule some nodes into sleep mode and others keep active to provide service.

节省能量的一种有效的方法就是动态管理节点的工作状态，即间歇的调度一些节点进入睡眠状态，一些节点处于活动状态提供持续的服务。

The above-mentioned method is applicable to any switched-capacitor network with arbitrary switching phase or duty cycle.

本方法适用于具有任意开关周期的任何一个开关电容网络的计算。

A novel modulation strategy-duty-cycle space vector modulation strategy is introduced?

在此介绍了一种新的矩阵变换器调制策略 - 占空比空间矢量调制策略.

It shows that the base current influences the weld penetration most obviously, the following is peak current, the frequency and duty cycle.

结果表明，对焊接熔深的影响脉冲电流基值最大，脉冲电流峰值次之，然后是频率和占空比。

A new delay partition method is also adopted to improve the speed of the post-scale counter, which is used to realize the programmable phase shift and duty cycle.

本文还提出了一种延时分割方法以提高用于实现相移和占空比调节功能的后端分频器的速度。

In the case of sudden traffic load, it can adjust the duty cycle according to the packet arrival rate and processing rate.

该方案在有突发流量负载的情况下，通过对网络中数据包到达率与节点处理速率的调整，动态调整占空比。

Frequency and duty cycle can be independently controlled by programming the current, voltage, or resistance.

输出波形的频率和占空比可以通过调节电流, 电压或电阻来独立控制.

What is the duty cycle?

什么是责任周期?

Method for Controlling Groove Depth and Duty Cycle of Rectangular Photoresist Gratings

一种控制矩形光刻胶光栅槽深和占宽比的方法

High duty cycle, can continue work even at high current.

高负载率, 可大电流连续工作不停机.