架空梁式圆管横向结构内力计算的弹性理论解析法

大坝与安全 ›› 2022 ›› Issue (2): 18-.

架空梁式圆管横向结构内力计算的弹性理论解析法

蔡勇斌¹，蔡勇平²，蔡晓鸿¹

1. 吉安市水利局，江西吉安，343000；2. 吉安市水利水电规划设计院，江西吉安，343000

收稿日期:2021-12-14 修回日期:2022-01-19 出版日期:2022-04-08 发布日期:2022-07-05
作者简介:蔡勇斌（1972— ），男，江西莲花人，高级工程师，从事水利工程技术管理工作。

An elastic theory based analytical method for calculation of internal force of transverse structure of beam-supported circular pipes#br#

CAI Yongbin, CAI Yongping and CAI Xiaohong

Ji'an Municipal Water Conservancy Bureau

Received:2021-12-14 Revised:2022-01-19 Online:2022-04-08 Published:2022-07-05

摘要/Abstract

摘要： 采用弹性力学圆弧曲梁计算模式，建立了架空梁式圆管受自重、均匀内水压力和满管水重荷载作用，并考虑圆截面剪力作用下的弹性圆弧曲梁控制微分方程，给出了架空梁式圆管横向结构内力与变位的弹性理论精确解计算式。

关键词: 架空圆管, 圆弧曲梁, 内力, 精确解

Abstract: Based on the calculation model for circular curved beam in elasticity mechanics, the governing differential equation of elastic circular curved beam under the effect of dead weight, uniform internal water pressure, full tube water load and shearing force on circular section is established, and the exact formula of elastic theoretical solution for internal force and displacement of transverse structure of overhead beam-supported circular pipe is given.

Key words: overhead pipe, circular curved beam, internal force, exact solution

中图分类号:

TV672

蔡勇斌, 蔡勇平, 蔡晓鸿. 架空梁式圆管横向结构内力计算的弹性理论解析法[J]. 大坝与安全, 2022, 0(2): 18-.

CAI Yongbin, CAI Yongping and CAI Xiaohong. An elastic theory based analytical method for calculation of internal force of transverse structure of beam-supported circular pipes#br#[J]. Dam & Safety, 2022, 0(2): 18-.

[1]	蔡勇斌，周雪芳，蔡勇平，蔡晓鸿. 坝下涵管纵向内力计算与伸缩缝间距设计[J]. , 2012, 0(1): 16-18.
[2]	蔡勇斌，刘女英，蔡勇平，蔡晓鸿. 圆形坝下涵管结构内力与变位计算及抗裂验算解析法[J]. , 2010, 0(6): 5-8.