用数值方法模拟核电厂控制调节系统的运行特性，是核电厂运行瞬态分析的重要组成部份。
The operational transient analysis plays an important role in simulating the operation characteristics of nuclear power plant by using digital calculation methods.
它仅在流程运行的过程中存在，从这个角度来讲，它是瞬态的。
It is transient in the sense that it exists only during the running of the process.
瞬态响应分析是有限元动力分析的重要内容之一，而串行计算机上运行的有限元软件在解题规模和速度上都受到很大限制。
Transient response analysis is an important part of finite elements dynamic analysis. Problem scales and velocities of serial softwares are limited on serial computers.
通过管网瞬态模拟仿真掌握管网的运行规律，对于管网的合理调度和优化运行设计具有重要的实际意义。
With the simulation of gas network, we can know the network's operating law well. It has factual meaning for gas network's rational dispatch and optimum operation.
通过改变风幕的层数和各层风幕的送风速度，实验测试陈列柜运行期间柜内各层搁架上的瞬态温度值，来研究低温陈列柜内温度的变化和分布情况。
The transient temperature of the display case shelves was measured for studying the temperature variation and distribution in the display case by changing the number and the velocity of air curtain.
并将计算结果与电厂实际运行过程中曲线对比，验证了系统模型在瞬态工况下的工作状况。
The calculated results with the actual power plant during operation curves to verify the system model in transient operating conditions of the working conditions. Finally, the conclusions are given.
应用本文的计算模型分析了温控活门对滑油温度的影响，并建立了预测燃、滑油瞬态温度值的方法，为发动机的安全运行提供了指导。
This method could be used to predict the harmful temperature exceedence during engine operation. Only a small quantity of experimental data is necessary for the model fitting.
在30 %额定功率运行时所作的全厂瞬态试验表明，五个控制系统基本上达到了电厂运行要求。
The performance of those control system during plant transient testing at 30 % of full power reach the requirement of the plant normal operation.
应用本文的计算模型分析了温控活门对滑油温度的影响，并建立了预测燃、滑油瞬态温度值的方法，为发动机的安全运行提供了指导。
With this method, the impact of temperature control valve on oil temperature was analyzed and the system transient temperature prediction method was established.
建立了与两个液态水单相流体回路直接耦合，与两个空气通风回路间接耦合的多蒸发器CPL系统，并通过实验对该系统的瞬态运行特性进行了研究。
A multiple evaporator CPL coupled with two water loops directly and two air thermal control units indirectly was developed and tests were conducted to investigate its instantaneous characteristics.
SG在瞬态、启动和低功率运行工况下的“收缩”与“膨胀”现象引起的逆动力学效应使SG的水位控制变得复杂。
The inverse dynamics effects, which are caused by shrink and swell under transient, startup and lower power operation, make the water level difficult to control.
SG在瞬态、启动和低功率运行工况下的“收缩”与“膨胀”现象引起的逆动力学效应使SG的水位控制变得复杂。
The inverse dynamics effects, which are caused by shrink and swell under transient, startup and lower power operation, make the water level difficult to control.
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