1) 3-D velocity field
三维速度场
1.
Based on numerical simulation equations and their solution method for laminar and turbulent liquid metal flows during mold filling, solidification and cooling processes of casting, the programs were made for enmeshment of casting geometry, calculation of 3-D velocity field and 3-D temperature field, as well as display of 2-D isothermal diagram, velocity vector diagram and 3-D temperature fields .
铸件充型凝固过程数值模拟软件SRIFCAST在确定了金属液在充型和凝固冷却过程中的湍流和层流流动模式以及三维速度场和温度场数值模拟计算方程及数值求解的基础上,编制了网格单元的剖分、三维速度场和温度场计算、二维等温线图、速度矢量图和三维温度场显示等程序;在 Window 9x操作平台上,设计了方便、快捷的各种鼠标操作主界面和分界面;建立了铸铁、铸钢、高温合金、铸造有色合金等金属材料,以及石英砂等造型材料的热物性参数数据库。
2) 3D velocity field
三维速度场
3) 3-D migration velocity field
三维偏移速度场
1.
Besides the migratoin method, another important factorthat influenced the effect of it is 3-D migration velocity field which is provided with interactive system as a newmethod for rebuilding it.
除了偏移方法本身之外,影响三维偏移效果的另一个重要因素就是三维偏移速度场。
4) three-dimensional velocity
三维速度
1.
Research on three-dimensional velocity measurement using nonorthogonal LDV;
非正交LDV测量三维速度的一些研究
2.
Here, the results of the PIV experiments on flow in pump suction sump are analyzed further, and the following parameters are obtained: circulation of the inlet flow of bell, vorticity, three-dimensional velocity.
这里,对水泵吸水池内部流动的PIV试验进行深入分析,得出如下的流动参量:吸水口处的环量分布、测量面上的涡度分布、交叉面处的三维速度分布,另外,对试验中所拍摄的图片进行分析,可以得出吸入涡中气核大小的分布情况。
5) three-dimensional velocity field
三维流速场
6) 3-D temperature field
三维温度场
1.
Based on numerical simulation equations and their solution method for laminar and turbulent liquid metal flows during mold filling, solidification and cooling processes of casting, the programs were made for enmeshment of casting geometry, calculation of 3-D velocity field and 3-D temperature field, as well as display of 2-D isothermal diagram, velocity vector diagram and 3-D temperature fields .
铸件充型凝固过程数值模拟软件SRIFCAST在确定了金属液在充型和凝固冷却过程中的湍流和层流流动模式以及三维速度场和温度场数值模拟计算方程及数值求解的基础上,编制了网格单元的剖分、三维速度场和温度场计算、二维等温线图、速度矢量图和三维温度场显示等程序;在 Window 9x操作平台上,设计了方便、快捷的各种鼠标操作主界面和分界面;建立了铸铁、铸钢、高温合金、铸造有色合金等金属材料,以及石英砂等造型材料的热物性参数数据库。
2.
The method of dynamic internal heat resource is adopted to deal with the latent heat during FEM analysis of 3-D temperature field of plastics thermoforming in this paper.
对塑料板材热成形过程的三维温度场进行有限元分析时采用动态内部热源的方法对潜热进行了处理。
3.
Based on Pennes equation it succeeds in reconfiguring and calculating of the 3-D temperature field of the tongue under natural feature and real heat tra.
依据生物体自然形态所进行的三维温度场建构与计算是近年来国内外生物传热研究中的焦点之一。
补充资料:速度滑冰场
速度滑冰场
冰上运动场地。是由两条直道连接两条半圆弯道组成的封闭式跑道。最大周长400m,最小周长3331/3m,两条跑道的内半径25-26m。每条跑道宽4-5m,在一侧直道的末端设置终点,另一侧直道上设置换道区。周长400m、内弯道半径25m、跑道宽5m的速滑跑道,直道长223.96m,内弯道长80.11m,外弯道长95.82m,换道区相差0.16m。周长400m、内弯道半径26m、跑道宽4m的速滑跑道,直道长220.86m,内弯道长83.25m,外弯道长95.82m,换道区相差0.07m。周长3331/3m、内弯道半径25m、跑道宽5m的速滑跑道,直道长157.24m,内弯道长80.11m,外弯道长95.82m,换道区相差0.16m。周长3331/3m、内弯道半径26m、跑道宽4m的速滑跑道,直道长154.16m,内弯道长83.25m,外弯道长95.82m,换道区相差0.lm。跑道的分界线要用整齐的雪线画出,并一直延伸至换道区。雪线要保证不冻结在冰面上。如无雪,可用宽5cm,长10cm,高不超过5cm的橡皮块、木块或其它合适的物块涂上协调颜色,按规定距离摆好,代替雪线。在弯道前、后15m内,橡皮块之间距离为0.5m,弯道中间橡皮块间距为lm,直道上橡皮块间距10m。终点线为红色,预备起跑线为红色虚线,其它各线均为蓝色,线宽5cm。起、终点线均与直道线或有道延长线垂直。预备起跑线距起跑线为lm。终点线后5m处,每隔lm标出一条清晰的色线。
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