1、

to solve the three dimensional transient problem, improved quasi static method is adopted to deal with the temporal problem, which will increase the time step as long as possible so as to decrease the number of times of space calculation.

在处理反应堆三维瞬间问题时,这种方法在时间方面采用了改进准静态方法,通过对中子通量的因式分解,放大了三维空间计算的时间步长,减少了进行空间计算的次数。

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2、

The limitation of far region Fresnel-Kirchhoff formula in transient problem is dis-eussed.

本文讨论了应用频域远区近似夫累涅尔-基尔霍夫公式计算瞬态辐射场的局限性.

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3、

Algorithm of direct problem in transient electromagnetic sounding of arbitrary angle

任意角度瞬变电磁测深正演问题计算方法

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4、

End-quenching of P20 steel, 2-D transient heat transfer problem without latent heat and quenching process of1080 steel were simulated using this software by established several suitable FEM models.

建立了适当的有限元模型,模拟了P20钢端部淬火、无内热二维瞬态热传导问题和1080钢棒淬火工艺。

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5、

Based on the equivalent load method for earthquake input of the viscous-spring artificial boundary theory, numerical simulation of external source wave problem for obliquely incident transient plane SV wave was realized in ANSYS software.

基于黏-弹性大工边界条件的外源地震动等效荷载输入方法,实现了瞬态平面SV波以不同角度入射时地震波动问题的数值模拟。

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7、

electromagnetic pulse ( emp) is a transient electromagnetic phenomena. with the development of physics, the research of nanosecond pulse became an important problem to resolve.

电磁脉冲(EMP)是一种瞬变电磁现象,随着物理学的发展,研究纳秒脉冲的性质成了亟待解决的问题。

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8、

To thermal field , ANSYS can highly approach nonlinear transient heat conduction problem.

ANSYS可以高度逼近非线性瞬态热分析问题,并且有处理相变的能力.

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9、

Section temperature distributing of concrete component under high temperature is a transient heat conduction problem.

高温作用下混凝土构件截面温度分布是瞬态热传导问题.

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10、

Transient NMR shows promise of solving this problem.

瞬时核磁共振表示要解决这个问题也是有可能的.

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11、

Then combined with calculated heat transfer coefficient and partition technique on the cooling surface, direct problem program was used to obtain the transient characteristic of the whole plate.

进而,利用正问题程序结合反演的对流换热系数以及钢板表面的分区技术,获得钢板内部所有位置的温度瞬变特性。

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12、

The key technique of transient electromagnetic transmitter is to resolve the problem about the turn-off time and linearity of current impulse on high power projecting.

如何在大功率、大电感情况下实现电流脉冲短关断延时和下降沿高线性度是瞬变电磁发射机的关键问题。

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13、

Research the transient state course of an RLC circuit in series and get a kind of measurement method. It has solved better the problem the measurement value of time contant"τ" bias its calculation value.

对RLC串联电路暂态进行研究并提出一种测量方法,较好的解决了时间常数τ的测量值与计算值偏离较大的问题。

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14、

With the development of modern power systems, the transient stability problem becomes more and more serious.

随着现代电力系统的发展, 电力系统的暂态问题越来越严重.

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15、

High Efficiency Algorithm for 3D Transient Thermo-Elasto-Plastic Contact Problem in Reactor Pressure Vessel Sealing System

反应堆压力容器密封系统瞬态热弹塑性接触的高效解法

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