It proved that the4th-order BDF discrete circuit model has considerably high simulating precision. 例题计算结果表明,该模型具有较高的仿真精度。
Circuit Design of Discrete Element Replacing Integrated Circuit Chip of Thickness Sensor of Carding Machine Imported 替代进口梳棉机测厚传感器集成电路芯片分立元件的电路设计
On the base of the earth polar-axis, through discrete Fourier analysis of the value of one circuit electric current, the parameters of the error model are estimated by the corresponding calculation. 该方法以地球极轴为基准,通过对一周过程的电流值进行离散傅立叶分析,经过相应的运算处理求出误差模型参数的估计值。
Precise Discrete Mapping Model for Soft Switched Circuit 软开关变换电路精细离散映射建模方法研究
Using discrete components circuit towers to achieve the level of automation, design a cost-end, high practical value of the water tower water level controller. 采用分立元件电路实现了水塔水位的自动控制,设计出一种低成本、高实用价值的水塔水位控制器。
When the output of the actuating element is subjected to some integral limit conditions, or the discrete circuit is used as feedforward unit, the synthesis method of feedforward network is also discussed. 对于执行环节输出有积分限制条件和用断续回路作为前馈单元的情形,文中也讨论了它们的综合方法。
If there are a lot of discrete hardwares in peripheral circuit, the reliability is not high. 但如果外围电路采用分立元件,则会由于数量较多,可靠性不高。
The theoretical formulas of discrete signal processing and circuit structure in the system are described, and results of wind-speed measurement are analyzed and compared. 文中详细介绍了时空域离散信号处理的理论计算公式和处理系统结构,对风速测量结果进行了分析和比较。
Using the basic electronic element and circuits, the one-dimensional Logistic discrete circuit and two-dimensional Henon discrete circuit are set up. 利用基本的电子元件和基本的电路搭建成一维Logistic离散电路和二维Henon离散电路。
A method for analysing mechanical vibration of forced resonant linear discrete system by circuit laws 线性离散系统谐强迫振动的电路定律分析方法
Generalized associated discrete circuit models for time& varying dynamic elements 时变动态元件的通用伴随离散电路模型
Taking the example of the one-dimensional Logistic discrete circuit and two-dimensional Henon discrete circuit, the realization of discrete chaotic circuit is analyzed. 以一维Logistic离散电路和二维Henon离散电路为例,对离散混沌电路的实现进行了分析、研究。
The associated discrete circuit models are also suitable for time-invariant LCM. 该模型也适用于定常LCM。
The Characteristics of high order, multi operating mode, running frequency uncertainty rooted in soft-switched circuit system limits the application of fixed time discrete mapping modeling method, which is suitable for hard switching circuit system, to the soft-switched circuit system. 软开关电力电子线路存在的高阶、多模态、工作频率负载依赖等特性限制了适用于硬开关电路的基于固定周期的离散时间映射建模方法在软开关电路中的应用。
The motion controller went through discrete electric component, integrate circuit and software control development processes. 运动控制器历经了分立电子元件、集成电路到软件控制发展阶段。
Application of BDF Discrete Adjoint Model to Power Electronic Circuit Computer in Simulation BDF离散伴随网络法在电力电子电路计算机仿真中的应用
This system uses the discrete integrated circuit with simple, compact and reliable structure. 本系统采用分立的集成电路组成,结构简单、紧凑、可靠。
In this paper, a new mathematical model, BDF discrete circuit model, has been developed, which can be used to simulate any forms of HVDC systems in principle. 本文提出了一种新的直流输电系统数字仿真模型&BDF离散化数学模型。
Experiments with the discrete circuit of the designed filter using bipolar OTAs have been made, and the experiment results are given. 用双极型OTA及数字组件构成分离电路进行部分实验,提供了实验结果。
The control of discrete chaos in the circuit with the method of pulse disturbance to system variables is realized. 利用电子线路实验实现了用变量脉冲扰动法控制离散混沌。
Discrete Parameter Optimization for the Control Circuit of Power Electronic Systems 电力电子系统控制电路参数离散最优化
The dynamic model of induction motor under α β reference frame is approximated by its associated discrete circuit model with the trapezoidal algorithm, after linearized using the Neoton Rapson algorithm, the contribution of induction motor model to the circuit's nodal equation matrix is calculated. 按照改进节点法的要求,异步电机采用α-β坐标系下的动态模型,使用梯形法求解微分方程,经过离散化和线性化,得出异步电机作为一个电路元件对电路矩阵方程的贡献。
Now, in the industry the motor controllers of Electromagnetic Speed Regulation are made of discrete component mostly. The circuit stability of the device is affected by the parameter and function of the components. 工业生产中使用的电磁调速电动机调速控制器以分立元件构成的占多数,这种装置由于其器件本身的参数、性能会影响电路的稳定性,而且元件较多、线路复杂、维修困难,所以急需改进。
One is the handling scheme of analog signal based on discrete parts and small-scale integrated circuit, another is the handling scheme of digital circuit based on the monolithic processor. 一种是以分离器件和小规模集成电路为基础的模拟信号处理方案,另一种是以单片机技术为基础的数字电路处理方案。
In data acquisition system ( DAS), conditioning circuit was composed of discrete components, and control circuit adopted microprocessor with limit resources and slow speed. Such is unfavorable to miniaturization and assurance of the Reliability. 在传统的数据采集系统中,调理电路由分立元件组成,控制电路采用片上资源有限且速度较慢的单片机,这样不仅不利于系统的小型化,并且对硬件系统的可靠性也有影响。
The crossing number is an important measure of non-planarity of a graph, with applications in discrete and computational geometry, VLSI circuit design, and in several other areas of mathematics and theoretical computer science. 交叉数是图的非平面性的一个重要度量,已广泛应用于离散和计算几何、VLSI电路设计以及数学和理论计算机科学的其它领域。
Analysis and discussion focus on the driving circuit of semiconductor research and design of discrete devices using high power LED driver circuit structures, and part of the drive circuit simulation analysis, feasibility conclusions. 重点分析讨论了半导体的驱动电路,研究并设计了利用分立器件搭建的大功率LED驱动电路,并对部分驱动电路进行了仿真分析,得到可行性结论。
Discrete frequency-control soft starting technique that has the circuit of electronic soft starter modifies amplitude and frequency of voltage by controlling the power frequency half-wave in software, so it can meet the demand of starting current and torque. 离散变频软起动技术不改变电子软起动器的电路,在软件上对工频半波进行触发控制实现变压变频,在不提高成本的前提下满足了电机对起动电流和起动转矩的要求。
These devices are mostly using discrete electronic tube circuit and semiconductor element, whose circuit is very large and complex, and the function is single, low efficiency of labor production. 这些设备大多采用的分立的电子管电路或半导体元件,电路非常复杂庞大,而功能比较单一,劳动生产效率低下。