查询词典 transient time

Based on this, using high frequency response amplifier, the union of transient data A / D real time collection and computer analysis was realized with advantages of cutting down the intermediate links, simplify trigging and more convenient operation.

在此基础上，利用自制的高频响放大器，实现了霍布金森杆测试中瞬态数据实时A／D采集和计算机分析的一体化，减少了中间环节，使触发更为简单、操作更加方便，并编制了相应的数据分析软件。

A concise summary of development of signal recording techniques in Hopkinson bar experiment is also presented. Based on this, using high frequency response amplifier, the union of transient data A/D real time collection and computer analysis was realized with advantages of cutting down the intermediate links, simplify trigging and more convenient operation.

在此基础上，利用自制的高频响放大器，实现了霍布金森杆测试中瞬态数据实时A／D采集和计算机分析的一体化，减少了中间环节，使触发更为简单、操作更加方便，并编制了相应的数据分析软件。

After years of research, direct method using transient energy function of power system has gotten important development, and has become the main method of time-fiend analysis. In chapter 2, basic theories of TEF method are introduced, and the EEAC method and its application in stability generator tripping control are discussed carefully. A lot of work still need to be done in order to make practical achievement.As a way to actualize this scheme, a new intelligent style under frequency and

多机系统频率动态过程是低频减载方案设计的重要依据，本文在原有线性化扰动模型基础之上，增加了发电机和负荷频率调节效应的影响，并进行了系统仿真研究**同时根据多机模型特点及仿真结果提出了一种基于多机系统的低频减载设计和整定新方案，与传统方案相比，该方案提高了低频减载性能及系统运行方式的适应性

Using the method of numeral computation,we explore transient behav-iors for KPAS,i.e,the degree of squeezing as a function of the initial intensity 〓at some time 〓,discovering that squeezings of k≥2 are remarkably different fromordinary squeezing mainly in the degree and scope of squeezing.

接着运用数值计算的方法，研究了KPAS的瞬时行为，即压缩程度在某一时刻τ随场的初始强度〓的变化，发现普通压缩与k≥2的压缩之间存在着显著的差别，主要体现在压缩的程度与范围两方面。

Considering the difference of time scales for thermal transients in the oil film and bushing,the transient and quasi-steady methods were put forward.

在求解过程中针对油膜和轴瓦温度场的时变性的不同，提出对它们分别进行非稳态和准稳态数值求解的方法。

Based on the resonance characteristics of the back scatt ering RCS in frequency domain and the transient waveform of the back scattered e lectric field in time domain, a reconstruction scheme for recovering the transve rse permittivity and conductivity for an anisotropic plate is proposed.

根据各向异性介质板后向散射与入射电磁波极化方向有关的特点，利用其后向RCS的谐振特性和后向散射场的时域波形特点反演有耗介质板的横向介电系数和电导率。

Numerical simulations of welding transient stress and residual stress with yield strength and thermal expansion coefficient mismatching between the weld metal and the parent metal have been carried out for the first time.

相同焊接温度场的有限元计算结果表明，焊缝与母材强度和线膨胀系数等匹配时，焊缝中心纵向残余应力σ〓与母材屈服强度σ〓和线膨胀系数α〓有关。

The adaptive setting on reclosing time is presented according to the analysis on transient energy across transmission bottleneck in the network.

通过对网络中输电瓶颈的暂态能量变化特点的讨论，提出系统在发生瞬时性故障情况下重合闸最佳时间的整定方法。

The adaptive setting on reclosing time is presented accordingto the analysis on transient energy across transmission bottleneck in the network.

通过对网络中输电瓶颈的暂态能量变化特点的讨论，提出系统在发生瞬时性故障情况下重合闸最佳时间的整定方法。

When the speed of piton changes from several positive meters per second to negative during short time , a huge transient impacting force acts on the piston. The force spreads in the piston with stress wave. Converging force will become at some sections, which can destroy the piston.

从风动冲击器的工作原理可以得知，风动冲击器的活塞在高压气流的推动下，反复冲击钻头，冲击时活塞的速度由向下的几米每秒在极短时间内反弹为向上的速度，因而对活塞产生一个极大的瞬时冲击力，该力以应力波的形式在活塞内传播，就会在活塞的某些断面产生应力集中，造成活塞的破坏。

The witness also told the jury at the Royal Courts of Justice in London that he saw a paparazzo fighting with a member of the public who was trying to stop him taking pictures in the minutes before the emergency services arrived.

他还告诉在伦敦皇家法庭的陪审团，在急救服务到来之前，他当时看见一个狗仔队正和一群阻止他拍照的人打架。

The entire N／C program on a tape is made up of an accumulation of these successive data blocks.

纸带上的整个数控程序由这些连续数据单元连接而成。