1) complex flow field of river channel
河道复杂流场
1.
Application of VOF model to complex flow field of river channel with branch afflux;
VOF模型在有支流汇入的河道复杂流场中的应用
2) complex watercourse
复杂河道
1.
Based on all\|transformed depth\|averaged differential equation and SCM\|method, this paper established a mathematical model for analyzing the complex watercourses which have channel bends,flood\|plain and bridge piers.
采用全变换处理深度平均微分方程和 SCM方法 ,对有弯道、漫滩桥址的复杂河道计算分析建立了数学模型 ,以研究建造构筑物后对原河道流态、冲於状况的影响 。
4) complex flow field
复杂流场
1.
The paper gives the measurements results of complex flow field about a delta wing coupled pitching and rolling oscillation at high amplitude in low speed wind tunnel .
给出 8 0°三角翼模型在低速风洞中实施俯仰 滚摆耦合大幅度振动的复杂流场测量结果 ,包括静态和动态、单自由度俯仰和滚摆、俯仰 滚摆耦合运动条件下的流动显示结果和强迫俯仰、自由滚摆条件下的滚转角时间历程测量结果。
2.
To better the application of PTV technique in complex surface flow field,an automatic image segmentation method based on frame difference and adaptive threshold was established,and particle signature identification was introduced,which bettered the effect of particle recognition and tracking in complex flow field.
为了改善粒子跟踪测速技术(PTV)在复杂流场测速中的应用效果,本文采用基于帧间差分和自适应阈值的自动图像分割技术,引入粒子的特征标识,改善了复杂流场中粒子识别与运动跟踪的效果;另外,通过流速滤波、插值处理,提高了流速测量的精度。
5) complicated flow channel
复杂流道
1.
A new method of ultrasonic flowmeter to work in complicated flow channel was proposed.
提出超声波流量计在不规则流道中新的安装应用方式,通过模型试验,确定新的安装方式下各声路的计算权重,以及流量计算所需的平均断面面积,得出该安装方式下流量计算公式,为现场测量提供充足的依据,同时也为其它复杂流道的流量测量提供一种新的方法和借鉴。
6) complicated seepage flow field
复杂渗流场
1.
Then, combing with prototype observation data, the evolvement rule and variation feature of complicated seepage flow field are analyzed by analysis and back analysis methods.
本文针对与工程安全密切相关的渗流控制问题,利用分形理论、神经网络、遗传算法等前沿数学方法和渗流力学等力学方法,结合大坝原型观测资料,研究建立各种渗流监控模型的新理论、新方法,由此分析复杂渗流场的演变规律,并用正反分析相结合的方法对复杂渗流场转异特征进行了研究。
补充资料:河道洪水演进(见河道洪水演算法)
河道洪水演进(见河道洪水演算法)
neaao non郎hUi河道洪水演进yanJ县n 见河道洪水演算法。
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