金属低温冲击试验吸收能量的概率分布  

Probability Distribution of Absorbed Energy in Metal Low Temperature Impact Test

作　　者：刘岑[1] 吴森林[1] 杨帆[2] 洪凯[1] 张恕[1] 刘小宁[2] LIU Cen;WU Senlin;YANG Fan;HONG Kai;ZHANG Shu;LIU Xiaoning(School of Mechanical and Electrical Engineering,Hubei Light Industry Technology Institute,Wuhan 430070,China;School of Mechanical Engineering,Wuhan Vocational College of Software and Engineering,Wuhan 430205,China)

机构地区：[1]湖北轻工职业技术学院机电工程学院,武汉430070 [2]武汉软件工程职业学院机械工程学院,武汉430205

出　　处：《机械工程师》2019年第3期103-105,共3页Mechanical Engineer

基　　金：湖北省教育厅科技项目(B2016545);武汉市黄鹤英才(教育)计划资助项目

摘　　要：应用数理统计理论,将钢材冲击试验吸收能量视为随机变量,分别基于两种钢材的30个低温冲击试验同质性吸收能量数据,分析了吸收能量的概率分布。Based on the theory of mathematical statistics,the energy absorbed by steel impact test is regarded as a random variable.Based on the homogenized energy absorption data of 30 low temperature impact tests of two steel materials,the probability distribution of absorbed energy is analyzed.

关 键 词：低温冲击试验 吸收能量 分布规律 分布参数 金属 

分 类 号：TH140[一般工业技术—材料科学与工程]