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机械工程专业英语课件--L03精品文档41页
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机械工程专业英语
Lesson 3 Optimization for Finite Element Applications 一、Background Information Finite Element Method ( 有限元法)
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Finite Element Method is a good choice for solving partial differential equations over complex domains (like cars and oil pipelines), when the domain changes (as during a solid state reaction with a moving boundary), when the desired precision varies over the entire domain, or when the solution lacks smoothnes预s备. 知识
机械工程专业英语
Lesson 3 Optimization for Finite Element Applications 一、Background Information Finite Element Method ( 有限元法)
The finite element method (FEM) (sometimes referred to as finite element analysis) is a numerical
预备知识
机械工程专业英语
Lesson 3 Optimization for Finite Element Applications 一、Background Information Finite Element Method ( 有限元法) The finite-element method originated from the need for solving complex elasticity and structural analysis
simulation); Another example would be the simulation of the weather pattern on Earth, where it is more important to have accurate predictions over land than over the wide-open sea.
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equations.
预备知识
机械工程专业英语
Lesson 3 Optimization for Finite Element Applications 一、Background Information Finite Element Method ( 有限元法) The solution approach is based either on eliminating
equations, which are then numerically integrated using standard techniques such as Euler's method, RungeKutta, etc.
预备知识
机械工程专业英语
Lesson 3 Optimization for Finite Element Applications 一、Background Information Finite Element Method ( 有限元法) In solving partial differential equations, the primary challenge is to create an equation that approximates the equation to be studied, but is numerically stable,
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