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simulation相关的网络例句

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与 simulation 相关的网络例句 [注:此内容来源于网络,仅供参考]

In view of it, the algorithm based on the Fast Fourier Transform techniques with quadratic interpolation in the frequency domain is mainly presented. After that,the simulation is carried on and analyse the simulation curves deeply. It ndicates that this algorithm can not only enhance the frequency resolution, but only estimated frequency has high reliability and excellent stability. And it\'s feasible.

主要介绍一种基于FFT和在频域内二次插值的频偏估计算法,之后进行仿真、深入分析仿真曲线,结果表明该算法不仅可以提高频偏估计的精度,而且频偏估计值具有很高的可靠性和良好的稳定性,该算法是可行的。

in this paper,the stealthy target′s millimeter wave radiation character is studied.the millimeter wave attenuation induced by sea fog is analyzed.and the detecting capability of the ground-based passive millimeter wave radiometry arrays is discussed.according to one dimension 32 channel 8 mm radiometry arrays detecting stealth target,we have a simulation.the results of the simulation show that it is an efficient way in the thick sea fog condition.

摘 要:研究了空中隐身目标的毫米波辐射特性,分析了浓海雾对毫米波辐射信号的衰减,并对无源毫米波辐射计阵列探测热辐射源的性能进行了分析。在理论建模的基础上针对一维32通道8 mm辐射计阵列探测空中隐身目标进行了仿真实验,结果表明毫米波辐射计阵列在浓海雾气候条件下探测空中隐身目标是一种非常有效的手段。

For the purpose to design the simulation system for laser range finder, this paper analyzed the design of simulation system, then some chosen is done for part of the hardware.

摘 要:为设计激光测高仪仿真系统,首先分析了设计要求,给出了系统设计方案;然后提出了系统设计的部分硬件选择;并为抑制干扰提出了一些办法。

This paper carries through deepgoing systemic analysis about reactive power compensationtechnology, main circuit of SVG simulation system, hardware circuit of control system, software isdesigned and laboratory simulation system is made.

本文对现有无功补偿方式进行了系统深入的分析,完成了SVG的模拟系统主电路设计,控制系统的硬件电路和软件设计,并制作了实验室模拟系统。

Underwater thermal power propulsion system ; Real time simulation ; Structure variable system ; Mixed simulation

水下热动力系统;实时仿真;变参数模型;混合仿真

The simulation results verified the reasonability and validity of the simulation model.

仿真结果验证了仿真模型的有效性和正确性。

Based on the science idea of coupling, this paper studied systematically the theory, mathematical model and technology of rock mass hydraulics in coal mining above aquifer, the numerical simulation method, the resemble simulation theory and method. A series of reciprocity law on the stress and displacement of upper and down floor of coal layer, coal pole, fault and the law of water pressure variety was analyzed thoroughly and particularly. Based on the relation of hydraulics character of multi-aquifer, the inspecting and predicting theory model, method and system of water outburst was founded. By used in the colliery, The results were ratified by colliery missionary. In situ test for the hydraulics character of the floor on hydrology observation hole was done.

本文基于固流耦合作用的学术思想,通过理论研究、相似模拟实验、数值分析及现场实际应用,系统研究了带压开采的块裂介质岩体水力学数学模型,数值模拟方法,相似模拟理论与方法,深入细致地分析了带压开采中项底板、煤柱、断层的应力位移分布、含水层水位变化等一系列相互作用规律,并建立了基于多含水层水力联系的底板突水监测预报理论模型及其监测预报方法与系统,并将研究成果应用于现场实际,得到了现场工作人员的一致认可。

Therefore, the results are more rational. The recoiling displacement from the numerical simulation showed good agreement with it from simulation tests.

本文提出了火炮关键零部件的有限元计算模型,该方法以整个装配体为研究对象,克服了单件建模的缺点,并且采用了步长极小的显式积分法,因此其计算结果更符合真实情况。

Formula. At the same time, the article raised the seismic reduction factor formula for the SSDI system.The paper adopts finite element method based on the ANSYS procedure, and realizes the simulation of soil constitutional relationship through choosing Davidenkov soil model with proper parameters and using restartup method in ANSYS. Then, the procedure makes the soil nonlinearity simulation come true byusing parameter design language of APDL. Element Combin14 is be used to simulate viscoelastic boundary and radiation damping effect. At the same time, it presents integrated damping matrix for considering the coupling of different damping of soil and structure.

文章以ANSYS为计算分析工具和平台,通过对Davidenkov地基模型的研究及其参数的选取,利用ANSYS的重新启动分析方法并采用APDL参数设计语言来编制程序,实现对土体非线性动力本构模型的模拟;同时利用ANSYS中Combin14单元模拟粘弹性边界,以此建立人工边界来模拟辐射阻尼效应;并提出集成阻尼矩阵的方法,解决结构和地基土阻尼不同而导致的阻尼耦合的问题。

The results show that the ladder-shaped IDT can overcome shortcomings of adding reflection grating or reflector to simulate the internal reflection of IDT in traditional design and simulation,greatly reduce complexity of the simulation with δ function model,imitate its internal reflection with evolutionary structure and then simulate with Matlab.

结果表明,该结构克服了传统设计仿真时需加入反射栅或反射器来模拟叉指换能器内反射的缺点,大大缩减了δ函数模型仿真的繁杂性,通过自身结构的优化来模拟叉指换能器内反射,并运用δ函数对其建模,然后通过Matlab对其仿真。

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