1) field model
场模型
1.
“FDS” which is based on field model simulated a series of fire scenario.
大空间建筑火灾空气升温与小室火灾空气升温相差较大 ,用基于场模型的 FDS计算程序模拟多系列火灾场景 ,对影响大空间建筑火灾空气升温参数作定性的分析 ,得出 :(1)火源功率增长系数不影响升温幅度 ,但影响升温速度 ;(2 )火源功率与空气升温具有强相关性 ;(3)当建筑面积≤ 30 0 0 m2 ,建筑面积与空气升温有强相关性 ,当建筑面积 >30 0 0 m2 ,建筑面积对空气升温影响很小 ;(4)建筑空间高度与空气升温有强相关
2.
A field model for movement of smoke in roadways with fire sources and for heat and mass conductivity was set up.
建立了一种描述矿井火灾时期火源巷道内烟气流动及传热传质过程的场模型，用ＳＩＭＰＬＥ算法进行模型求解，编制了计算机程序。
3.
Second,T-t curve based on field model should be.
基于区域模型和场模型的计算方法,分别计算了大空间建筑火灾的热烟气温度与时间的关系曲线(T-t曲线)。
2) phase field model
相场模型
1.
The dendrite growth of pure metal in undercooled melts was simulated by using phase field model(PFM) and finite difference schemes.
采用相场模型和有限差分法,模拟了过冷金属熔体的枝晶生长,系统研究相场模型中相场和温度场耦合系数(λ)、热扩散系数(DT)以及界面原子运动时间参数( T0)对枝晶形貌的影响。
2.
Nowsday,phase field model is a heated topic at home and abroad as an effect method in numerical simulation of grain growth.
对相场模型的基本原理、数值计算方法以及在晶粒长大模拟中的研究进展进行了综述,提出了相场模型在微观组织模拟中存在的主要问题以及今后的发展方向。
3.
Based on the phase field model, the three-dimensioned numerical simulation of the dendritic growth of aluminum alloy was studied by coupling with heat noise.
以相场模型为基础,耦合热噪声,对三维铝合金枝晶生长进行模拟计算。
3) phase-field model
相场模型
1.
The validity of frozen temperature approximation could simplify the calculation in phase-field model in simulation.
综述了相场模型在模拟合金定向凝固过程中的应用。
2.
A phase-field model was built by optimizing characteristic parameters in the convec-tional phase-field model for peritectic transition, which is suitable to simulate microstructure evolution for peritectic transition of specific alloys.
通过对当前包晶相变相场模型特征参数的优化,建立了适合对具体合金包晶相变微观组织演化进行模拟的相场模型。
3.
The microstructure evolution of both phases is simulated by the phase-field model of peritectic transition for directionally solidified Ti-A1 alloy at a high value of G/vp when the continuous nucleation occured to a sample with a small diameter and the multiple nucleation occured to a sample with a big diameter.
采用包晶相变相场模型分别模拟了高G／vP定向凝固Ti-Al合金在小直径试样的连续形核和大直径试样的多重形核情况下,包晶两相微观组织演化。
4) Flow field model
流场模型
1.
A flow field model and its application in search and rescue operations in adjoining sea area of Zhanjiang;
湛江毗邻海域流场模型在海上搜救中的应用
2.
Based on the similarity between the orientation of the fiber in the stitched laminates and the stream in the flow around a cylinder,a flow field model is built for the elastic constants of the stitched laminar,which is a steady 2D non-compressible non-viscous ideal flow without swirl in a finite space.
为了求解缝合层合板中单层的弹性常数,基于单层面内纤维走向与绕流流场中流线形状的相似性,建立了与缝合单胞相对应的有限空间定常二维无粘性不可压理想流体的无旋绕流流场模型,流场的几何边界与单胞的边界一致,绕流物面与缝线截面形状一致。
3.
Based on the idea of calculating elastic properties of the stitched laminar,a flow field model is set up to calculate the elastic properties of each laminar for the elastic properties of stitched laminates.
为了求解缝合层合板的弹性常数,基于用流场模型计算缝合单层弹性性能的思想,建立流场模型计算各种铺层方向缝合单层的弹性性能。
5) Thermal field modeling
热场模型
6) electric field model
电场模型
1.
An electric field model for orientation field estimation in fingerprint images;
基于电场模型的指纹方向场计算
2.
In order to solve the problem,this paper analyzes how the color of image taken by the vision sensor varies along with lighting intensity,and presents a method of color-space transformation based on electric field model,through which color images remain consistent in spite of lighting intensity variation.
针对该问题,本文分析了机器人视觉传感器对相同场景产生的图像颜色随光照强度变化的规律,提出了一种基于电场模型的颜色空间变换方法,使得变换后的图像对光照强度保持不变。
3.
Finally,the electric field of fault position and its spatial distribution are measured in laboratory,the rationality of the electric field model is validated.
在基本假设条件下,建立了海底光缆故障点电场模型。
补充资料：地球重力场模型
见地球重力场。
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