1) Virtual Difference Method
虚有差法
2) factitious statism characteristic method
虚有差特性法
3) power differential method
差有功法
1.
On the basis of power differential method,a novel principle of transformer protection using generalized instantaneous power is presented.
在差有功法的基础上,提出一种利用广义瞬时功率实现变压器保护的新原理。
4) virtual displacement FEM
虚位移有限元法
1.
Based on analysis of virtual displacement FEM and Galerkin FEM for Biot consolidation, the load arisen by the altitude z is discussed.
对虚位移有限元法和伽辽金有限元法推导的Biot固结有限元方程进行了研究,详细讨论了位置高度z引起的荷载项(即位能),发现分别采用上述两种方法得到的位置高度z引起的荷载项不相等。
5) finite-difference method
有限差分法
1.
Three-Dimensional Finite-difference Method Analysis Appliance to The Pipe-shed Entrance of Large Span Tunnel;
浅埋大跨度隧道管棚支护进洞三维有限差分法分析
2.
According to the variation process of water quality measured on 2 to 10 June,2007,and primary density of main river and the density of tributary rivers,the density of ammonia and nitrogen for the nodal points of the canal is forecasted by using simplified reservoir model and finite-difference method.
选取2007年6月2~10日运河实测水质变化过程,根据干流各节点的初始浓度和各支流的浓度,结合水位流量自动监测数据,分别用简化水库模型和有限差分法预测运河干流各节点的氨氮浓度,并与实测值进行比较分析。
3.
Then computing induction electromotive force in receive loop by finite-difference method and solving apparent conductivity.
首先,利用Maxwell方程组和逐次逼近法推导出矢量电位在非正交坐标系下的解析解;然后,通过有限差分法计算接收线圈处的感应电动势,得到视电导率的值;最后,计算了无井无侵地层模型在不同厚度和倾斜角度影响下的响应,计算结果与理论解及前人结果具有很好的一致性。
6) finite difference
有限差分法
1.
A method based on finite difference to calculate Winkle beams;
用有限差分法计算Winkle梁的一种方法
2.
Basing on the equations of continuity momentum balance,energy balance and engergy balance at the solid-melt interface,the mathematics model of mold filling process with solidi fied layer forming on the inside mold surface was estabilished by finite difference method.
采用有限差分法,计算了模腔内壁上喂料凝固层厚度与工艺参数的关系,研究结果表明:模具入口附近凝固层厚度开始急剧增加,然后增加速率逐渐减缓;熔体体积流率越大,凝固层厚度越小;适当提高模具温度,可以减小凝固层厚度,有利于充模过程。
3.
Finally, as using Si as the target, a finite difference method is employed to simulate the space- and time-dependence of temperature in the target.
结合适当的边界条件,以Si靶材为例,利用有限差分法得到了靶材在各个阶段温度随时间和烧蚀深度的演化分布规律及表面蒸发速度与烧蚀深度在不同激光辐照强度下随时间的演化规律。
补充资料：差差
1.犹参差。不齐貌。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条