交流(ac)信号产生的电弧通常在电压通过零点时就会自己熄灭。
An arc due to an AC signal usually quenches itself as soon as the voltage level passes through zero.
它采用空间滤波技术,通过辅助接收通道在干扰方向形成波束图的零点,实现对干扰信号的抑制。
Beam pattern null in the direction of jamming is formed by space filtering and assisted receive channels to suppress the jamming.
它是采用空间滤波技术,通过辅助通道在干扰方向上形成波束图的零点来实现对干扰信号的抑制。
Beam pattern null in the direction of the jamming is formed by a space filtering and assisted receive channels to suppress the jamming.
通过介绍LD 301差压变送器的原理及零点漂移的解决办法,介绍了它的性能和使用优势。
By presenting the theory of LD301 difference pressure transmitter and the solution for zero point excursion, its performance and advantage are introduced.
它采用空间滤波技术,通过辅助接收通道在干扰方向形成波束图的零点,实现对干扰信号的抑制。
Beam pattern null in the direction of jamming is formed by space filtering and assistant receive channels to restrain the jamming.
由于这种类型的微带滤波器实现传输零点不需要通过滤波器非相邻谐振器间的交叉耦合来获得,因此,设计过程非常简单。
As this kind of microstrip hairpin filter does not require cross coupling between the non-adjacent resonators of the filter to obtain transmission zero, the design procedure of the filter is simple.
提出了一种能够抑制多径干扰的基带波形设计方法,该方法是通过保持传输信息速率不变,在成形滤波器第二个零点叠加信号来实现的。
A waveform design method that can restrain the multipath effect was proposed. It was achieved by placing signal on the second zero point of waveform filter and keeping the information rate.
通过讨论方程的极限零点和非极限零点,获得了保证其行波解存在惟一性的充分条件。
By deriving limiting zero point of the equation, some sufficient conditions that guarantee the existence and uniqueness of traveling wave solution of this equation are obtained.
本文针对该传感器进行了特性测试,并通过实验研究确定了喷油泵内齿条与传感器位置的物理零点,最后对传感器的信号调理电路进行了设计。
So it is the key to choice the sensor. The characteristics of sensor is tested. This paper adjusts the physical zero point between rack and sensor. The circuit of signal adjusting is design.
模糊控制器通过对洗衣机初始状态的学习,自动调整并选择合适的布量检测零点,修正水位判定参数。
By studding the initial state of washer, the fuzzy controller automatically adjust and select the appropriate zero point of detecting cloth weight, and correct the judgment parameter of water level.
两路信号数据采集后使用了无相位变化的滤波方法,通过过零点算法计算出得出相位差。
Two signals from the mass flowmeter are filtered by no change of phase, and the phase difference is given by zero passage arithmetic.
通过构造多项式序列的方法,建立了非线性时滞方程的解的零点分布,给出了较为广泛的振动条件。
The distribution of zeros for nonlinear differential equations with positive arguments by method of polynomial series, and some more explicit conditions to oscillate are given.
此方法根据线性校正算法给每个探测单元以相应的校正参数,然后通过增益控制电路和零点补偿电路来调整最终的输出。
Correction parameters corresponding to each individual detector are computed by linear correction algorithm. Then the gain control circuit and the offset compensation circuit adjust the final output.
结果通过对20例健康人和20例孕妇脉象时域特征点过零点位置的统计及其变化快慢的计算,分析结果正好与实际相吻合。
Result Pulse signal of 20 healthy women and 20 pregnant women were examined by statistic analysis of the time-domain characteristic point zero-crossing position.
该方法以电网电压为同步信号,在电网电压信号的过零点采样直流侧电容电压,并通过周期离散控制可以获得负荷电流有功分量。
The new control way can realize linear control for DC-bus voltage and get the fundamental component of the load current synchronously with a little of calculation.
在控制方案上采用速度控制和张力控制的复合控制方式,同时通过软硬件对张力测定仪的零点漂移进行补偿和现场校正。
The compound control mode of speed control and tension control was used and the zero shift of the tension measuring device was compensated and spot-calibrated by software and hardware.
存在一类特殊情况,当入射波前的零点恰好通过各变形镜所在位置,补偿拟合基本失效,应注意避免。
A case should be a - void when the zero positions of incident wavefront are concurrent with actuator that causes failure of compensation.
通过试验发现,磁记忆检测信号与构件的损伤状态之间具有明显的相关性,通过检测法向磁场的过零点可以实现对构件早期损伤的检测。
It is found that the MMM signal has apparent relationship with the damage, and that by the zero value of the MMM signal, the hidden damage in the ferromagnetic component can be detected.
其根据最大输出性能准则,实时自动调整加权向量以实现主波束和方向图零点的优化,通过优化期望用户的主波束、对干扰信号实现零陷提高系统的容量与性能。
It adjusts the weight vectors in order to optimize the main beam and zero sinking of directional pattern real-time and automatically according to maximize exporting criterion.
采用频域的零点配置方法,通过在系统极点附近配置多个滤波器零点设计强鲁棒性的多峰极不灵敏(E I)最优随机时滞滤波器。
Zero placement method in the frequency domain is utilized to design robust multi-hump EI optimal arbitrary time-delay filter (OATF) by placing two or more filter zeros nearby the system poles.
本文通过实验研究,分析电晕放电的特点,提出基于涡旋动力学理论的挠场与真空零点能相干原理来解释推力的产生。
This paper analyzes the trait of corona discharge by experiments, and then points out that the force of the Lifter is come from the vortex's dynamics.
通过双桥间的互补,同时消除了压力传感器的热零点漂移和热灵敏度漂移,文中给出了温度漂移补偿的具体算法及相应的实验结果。
The thermal shifts of both zero output and sensitivity of the pressure sensor are eliminated by the compensation With two bridges. A theoretical analysis and experiment are presented in this paper.
本文的目的是就私有极点的全部移除或部份移除对传输零点所起的作用作进一步的探讨,并通过例子来说明之。
The objective of this paper is to approach the subject from exploring the effects of entire or partial removal of private poles on the transfer function zeros. Illustrating examples are also included.
将仪表安装到测量位置上,接通电源,通过表壳体上标牌下的调零、调满螺钉对零点和满度进行调整。
After installation and supplying power, you can adjust the Zero and full scale according the label on the housing.
通过发生函数的零点来研究离散序列的组合性质是组合学中的一个重要课题。
To study combinatorial properties of discrete sequences by means of zeros of generating functions is an important topic in combinatorics.
本文结合目前应用比较普遍的各种补偿计算方法 ,通过编制程序 ,对压力传感器热零点漂移现象作了补偿。
The offset thermal drift of pressure sensor is influenced by piezoresistor mismatch and its leakage current in practical applications.
本文结合目前应用比较普遍的各种补偿计算方法 ,通过编制程序 ,对压力传感器热零点漂移现象作了补偿。
The offset thermal drift of pressure sensor is influenced by piezoresistor mismatch and its leakage current in practical applications.
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