TVD:总变异减小
“总变异减小”(Total Variation Diminishing,简称TVD)是计算数学和数值分析中一种重要的数值格式特性,主要用于偏微分方程的离散求解。这一概念能够确保数值解在演化过程中总变差不增,从而有效抑制非物理振荡,提高数值计算的稳定性与可靠性。因此在流体力学、计算物理等科学工程领域被广泛应用。
Total Variation Diminishing具体释义
Total Variation Diminishing的英文发音
例句
- CFD; high voltage circuit breaker; the total variation diminishing scheme;
- 气流场数值分析;高压断路器;总变差减小方法;
- New Method to Solve Flow Equation using Total Variation Diminishing(TVD) Schemes with Third and Fourth Order Accuracy
- TVD三阶和四阶格式求解渗流方程新方法
- New five point total variation diminishing ( TVD ) schemes with third and fourth order accuracy in space and second order accuracy in time were constructed by applying the Taylor series theory and the TVD sufficient conditions.
- 利用Taylor级数理论和总变差减小(TVD)格式的充分条件构造了时间二阶、空间五点三阶和四阶新TVD格式。
- The finited volume method and a total variation diminishing ( TVD ) numerical scheme were used to solve the axisymmetric Euler equation, which was utilized to simulate the Micro Pressure Wave discharged from the tunnel exit when a train entered a tunnel at high speed.
- 采用有限体积法和TVD性质的差分格式相结合求解轴对称欧拉方程的方法对高速列车通过隧道时在隧道出口区域产生的微压波问题进行了数值研究。
- Investigation on flow field computing of high voltage sf_6 circuit breaker using the total variation diminishing scheme
- 高压SF6断路器总变差减小方法流场求解研究
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