扇形板 fanning strip
sector plate
- 本文从富氏级数的理论出发,对弹性地基扇形板的弯曲问题,提出了一种应用范围比较广的、便于计算的解析形式的解法。
In this paper, a solution in the form of Fourer- Bessel double series with supplementary terms is proposed to analyse free vibration of a sector plate. - 将富里叶—贝塞尔级数引入积分方程方法,给出了一种研究含角应力奇异直边简支扇形板结构振动特性的简捷、高效的积分方程方法。
A brief and effective integral equation method was given by combining the approach of integral equations and Fourier series method in structure mechanics. - 然后由叠加原理将环扇形板的自由振动问题转化为积分方程特征值问题;
Then the eigenvalue problem of free vibration of annular sector plates is transformed into the eigenvalue problem of integral equation by using superposition theorem.