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요약정보
一种利用深度图像进行电缆弯曲度测量方法 / A method for cable curvature measurement based on depth image
Resource Type
Academic Journal
Authors
林怀德
;
罗毅初
;
LIN Huaide
;
LUO Yichu
Source
电力大数据 / Power Systems and Big Data
. 21(11):88-92
Subject
电缆曲率测量
深度图像
飞行时间
Language
Chinese
ISSN
1008-083X
Online Access
Find it @ DONGA
초록
交联聚乙烯绝缘电缆在铺设过程中弯曲产生的压力会造成电缆损坏.为了在日常检测维护中检测电缆是否发生不合理的弯曲形变,本文提出了一种利用深度图像电缆曲率测量方法.本方法基于飞行时间(ToF)技术获得关于测量环境的深度图像,先对光源进行调制,再向周围环境发射调制光源,成像传感器通过接收与调制光源从而计算出深度图.再选定深度图中电缆上三个点就可以利用三点法对待测部位进行曲率计算.实验通过在不同位置对同一段的电缆进行曲率测量,测量曲率误差在±0.03m-1内,符合实际测量要求.本方案具有实时性、误差范围小、人机交互友好的优点,同时本测量应用无需仪器安装、操作的相关专业知识经验,集成度高,便于携带,适用于多种电缆曲率测量场景.
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