钻入阻抗法检测木材缺陷  

Wood Defect Inspection by Drilling Resistance Method

作　　者：张富文 许清风 张治宇 刘琼 

机构地区：[1]上海市建筑科学研究院上海市工程结构安全重点实验室,上海200032 [2]上海建科检验有限公司,上海201108

出　　处：《无损检测》2016年第1期6-9,74,共5页Nondestructive Testing

基　　金：上海市优秀技术带头人计划资助项目(15XD1522600);住房和城乡建设部研究开发资助项目(2014-K2-013)

摘　　要：介绍了利用钻入阻抗法对木材缺陷检测的基本原理,给出了不同类型缺陷下的典型阻力曲线形式,提出了木构件检测的一般规定和缺陷评定方法,确定了用于木材阻力仪精度校核的标准木,并规定了采用标准木进行仪器校准的基本方法,为规范钻入阻抗法进行木材缺陷检测提供了技术支撑。The principle of inspection technique for wood defect by drilling resistance method was introduced and typical resistance graphs for different wood defects were presented.Basic instructions and defect evaluation method of the technique were proposed for timber structures.Reference wood and accuracy calibration method for the instrument were prescribed.Research results in the paper can provide necessary reference for standardizing the inspection technique for wood defect.

关 键 词：钻入阻抗法 木材缺陷 阻力曲线 木材阻力仪 标准木 

分 类 号：TG115.28[金属学及工艺—物理冶金]