斜支臂弧形闸门支铰偏转角计算公式推导  

Derivation of Calculation Formula for the Deflection Angle of Hinge of Inclined Arm Radial Gate

作　　者：黄臣勇 杨松 徐国杨 谢晨希 HUANG Chenyong;YANG Song;XU Guoyang;XIE Chenxi(GuiZhou Water&Power Survey-Design Institute Co.,Ltd,Guiyang,550002)

机构地区：[1]贵州省水利水电勘测设计研究院有限公司,贵阳550002

出　　处：《水利水电工程设计》2024年第4期69-71,共3页Design of Water Resources & Hydroelectric Engineering

摘　　要：采用空间解析几何中两个平面之间夹角等于这两个平面法向量之间夹角的原理,推导出斜支臂弧形闸门支铰偏转角计算公式;该公式简洁明了并且计算量小,可为斜支臂弧形闸门的设计、加工提供参考,能提高计算的准确性。Based on the principle in spatial analytic geometry that the angle between two planes is equal to the angle between their normal vectors,a formula for calculating the deflection angle of the hinge on an inclined arm radial gate is derived.This formula is concise,straightforward and requires minimal calculation.It can serve as a reference for the design and manufacturing of inclined arm radial gates,improving the accuracy of calculations.

关 键 词：斜支臂弧形闸门 空间解析几何 法向量 向量积运算 支铰偏转角 

分 类 号：TV663[水利工程—水利水电工程]