The beam propagation method ( BPM) is used to simulate and optimize the design and input output characteristics. 应用光束传播法给出了弧形波导全光开关的输入、输出开关特性以及优化设计结果。
This paper analyzes the input and output characteristics of power unit that widely apply diesel engine and torque converter. 本文分析了广泛使用的柴油机加变矩器组成的动力机组的输入、输出特性。
It is proved by simulation that with phase compensation, the proposed OTA has not only ideal linear input characteristics and tunable frequency range, but also better frequency response in HF applications such as filters. 仿真结果表明,通过频率补偿,在高频情况下,它不仅具有良好的线性输入和线性可调范围,而且具有较好的频率响应特性,对高频滤波器的性能有一定的改善。
Using the output and input characteristics when system measures the length of the tested objects with two-standard, the instrument can guarantee the test precision of system. 采用双标准试件自整定长度的输出&输入特性,保证了系统的测量精度。
Cooperating characteristics of engine and hydraulic torque converter of heavy vehicle refers to input and output characteristics when engine and hydraulic torque convener works together. 重型车辆发动机与液力变矩器共同工作特性是指发动机与液力变矩器共同工作输入、输出特性的变化规律。
Analyze input characteristics and optimize filter parameters for arc welding inverter power source 弧焊逆变电源的输入性能分析与滤波电路参数优化
Finite Response Input Sequences and Characteristics of Distance for Convolutional Codes 卷积码的有限响应输入序列及其码距特性
High animal power input is the characteristics of this area in energy input into farmland. Lower organic manure input is still a problem in energy input in this area. 畜力能投入高是该地区农田投能的特点,有机肥能投入低是该地区农田投能中存在的问题。
The creation and solution of dynamic equations and problems concerning input characteristics, transient angular frequency and analysis of amplitude response are described. 文中阐述了动力学方程的建立和求解、系统输入特性和瞬态角频、振幅响应分析等问题。
Input impendence characteristics of cosine loaded ultrasonic horn are studied. 研究余弦形负载超声变幅杆输入阻抗特性。
According to input and output characteristics of the system or link, internal parameters of the system or link are obtained with least square method. 依据系统或环节的输入输出特性,应用最小二乘法,即可获得系统或环节的内部参数。
Power test is essential in measuring input electricity characteristics and input power characteristics of electro-acoustic transducers such as loudspeakers, horn loudspeakers, etc. Conventionally, simulated programmer signals for power tests are generated with analog instruments. 在测量扬声器等电声换能器的输入电特性和输入电功率特性时,都要使用模拟节目信号作为测试信号进行功率负荷试验,传统的方法是采用模拟仪器生成的。
Analysis of the input characteristics of electrically short antenna in the subsurface 地下电短天线的输入特性分析
Based on the system error transfer function and corresponding parameter formula, the system error is not only related to the system characteristics, but also related to the input signal characteristics of the system. 根据系统误差传递函数及相关参数公式,得出系统误差不仅与系统特性有关,而且与系统的输入信号特性有关。
A control model of the slider-crank mechanism with the variable input speed is developed. The input motion characteristics are planned with Bezier curves of the computational geometry. An optimization model is established and a modified genetic algorithm is utilized to obtain the global optimal solution. 给出了伺服输入曲柄滑块机构的控制模型,将计算几何中的Bezier曲线作为输入曲柄的运动轨线,建立了优化数学模型,采用一种改进的遗传算法进行求解。
The basic principles, work characteristics and application of a telemetering capacity soil moisture sensor are introduced. In several kinds of soil, the experiments show it have advantages of linear input-output characteristics, higher precision and wire telemetering. 介绍了一种电容式土壤水分传感器的基本原理、工作特性及应用、在多种土壤中实验表明:它具有线性工作特性,适应面较广,精度较高,可实现有线遥测的优点。
The operations of the system are simple, requiring the input of only characteristics lines and their form parameters with a computer mouse or tablet-like drawing sketches. 操作非常简单,只需要用计算机鼠标或公式画图板输入它们的特征线和形式参数即可完成。
On the basis of the distribution of the transient stability input characteristics, a new index reflecting the overlapping degree of the samples is presented to judge the separation degree of the two classes. 根据暂态稳定输入特征的空间分布,提出一个新的表征样本混杂度的指标,用于判断类别的可分离度。
Based on the measured input impedance characteristics or the resonance parameters of a micro-strip antenna the dielectric constant can be obtained with the help of a computer. 借助计算机程序,可由微带天线的输入阻抗特性或谐振参数直接求出介电常数。
Amplification and Compression of Ultrashort Optical Solitons in an Erbium-Doped Nonlinear Amplifying Fiber Loop Mirror ⅱ Effects of the Loop Mirror and Input Pulse Characteristics 掺铒光纤环镜中超短光孤子的放大与压缩Ⅱ.环镜及输入脉冲特性对放大结果的影响
Influence of Input Impedance on Input Characteristics of Frequency Inverter 变频器输入阻抗对输入特性的影响
Analyzed the circuit working principles in different frequency range, established the fundamental equivalent circuit, the LLC resonant circuit voltage gain characteristics, input impedance characteristics has been analyzed through fundamental analysis method, determined the soft-switching working range. 分析了不同开关频率范围内电路工作原理,并建立了基波等效电路,采用基波分析方法对LLC谐振电路的电压增益特性、输入阻抗特性进行了研究,确定了电路软开关工作范围。
Using chassis dynamometer to obtain the input and output characteristics of battery and electric motor. 通过电机和电池的台架试验分别获取了电机和电池的输入输出特性。
We design a negative impedance converter, through its function of impedance transformation the input impedance characteristics of the transmitting antenna is improved, so the bandwith of active transmitting antenna will be widen greatly. 文中设计了一种新的负阻抗变换器,通过其阻抗变换作用来改善发射天线的输入阻抗特性,从而大大地拓宽了有源发射天线的带宽。
Clarifying process of sugar cane juice is a complex system which has a strongly nonlinear constraint, multiple input characteristics. Because of these factors, the stability control problem of clarifying process has been not very good solution. 糖厂澄清工段是一个具有的强非线性、多约束、多输入等特点的复杂系统,也正因为这些影响因素,一直以来都没有很好地解决澄清过程的稳定控制问题。
The AC doubly-fed VSCF wind power systems because of its power electronic converters capacity is small, has the good input/ output characteristics and simple control system, so it becomes the focus of attention. 交流双馈变速恒频风力发电系统由于其电力电子变流器容量小、具有良好的输入输出特性、控制系统简单等优点受到越来越多的关注。
Adaptive filter design can not know in advance the statistical characteristics of the input, but also in the process of filtering the input statistical characteristics such as intercropping slow change at any time it can automatically adapt to. 设计自适应滤波器时可以不必预先先知道其输入的统计特性,而且,在滤波过程中输入的统计特性如随时间作慢变化它也能自动适应。
Calibration data was obtained and then processored using least squares fitting method, through which the input and output characteristics straight lines of the two devices were obtained. 利用最小二乘拟合法对标定数据进行处理,获得两个装置的输入输出特性直线,完成标定。
Electronics industry has characteristics of short product life cycle, update speed and higher technical input. These characteristics determine the broad application prospects of implying lean cost management in the industry. 电子产业有产品生命周期短,更新速度快,技术投入高等特点,这些决定了精益成本管理方式在该行业具有广阔的应用前景。
Then according to fuzzy modeling theory, a T-S fuzzy model of unit plant is established by using the operation data from the field. The identification results show that the T-S fuzzy model can effectively express the input and output characteristics of ultra-supercritical power unit. 然后根据模糊建模理论,利用现场采集的超超临界单元机组运行数据,建立了单元机组的T-S模糊模型,辨识结果表明T-S模糊模型能有效地表达超超临界单元机组的输入输出特性。