基于ANSYS的自锚式悬索桥有限元建模和分析方法

从自锚式悬索桥的受力特点和ANSYS单元特点出发,阐述了基于ANSYS的自锚式悬索桥主梁、主塔、吊索、主缆、预应力、主索鞍、散索鞍(套)等关键构件的单元选取及其参数确定的方法和技巧,介绍了静力计算和模态分析等关键计算内容的实施方法,截面应力等关键结果的后处理方法,并给出了算例.杭州江东大桥自锚式悬索桥算例表明了该方法的可行性和优越性.

ANSYS-based Self-anchored Suspension Bridge FE Modelling and Analytic Method

According to the mechanical characteristics of the self-anchored suspension bridge and the characteristics of the elements in ANSYS,the methods to choose the appropriate element to simulate the pivotal components of self-anchored suspension bridge such as the girder,tower,suspender,main cable,main saddle,and so on were given.The methods to calculate the parameters were presented.Moreover,the methods to implement the static analysis and modal analysis were introduced.Furthermore,the postprocessing method to ...