锻件底波计算法对检测结果准确性的影响因素  

Affecting Factors in Accuracy of Test Results Using the Bottom Wave Calculation of Forgings

作　　者：高扶田 张佳银 李宏雷[3] 郭全海 Gao Futian;Zhang Jiayin;Li Henglei;Guo Quanhai(Beijing Jia Cheng Heng Xing Inspection Technology Company Beijing 101500;China Special Equipment Inspection Technology (Beijing) Company Beijing 100029;Beijing Special Equipment Inspection Center Beijing 100029;Special Equipment Inspection Institute of Beijing Gas Group Co., Ltd. Company Beijing 100013)

机构地区：[1]1.北京佳诚恒兴检测科技有限公司,北京101500 [2]中特检检测科技(北京)有限公司,北京100029 [3]北京市特种设备检测中心,北京100029 [4]北京市燃气集团有限责任公司特种设备检验所,北京100013

出　　处：《中国特种设备安全》2019年第4期50-54,共5页China Special Equipment Safety

摘　　要：通过对底波计算法调整基准灵敏度和实施检测这两个环节所涉及的关键因素分析,论证适宜的探头参数、符合超声波声场声压分布及符合规则反射体回波基础理论的检测厚度和底面尺寸及其状态等在锻件检测中的重要作用。With analyzing the key factors of adjusting reference sensitivity and detecting using bottom wave calculation,this paper discusses the important role of using suitable probe parameters,sound pressure distribution according to ultrasonic sound field and the detection thickness,dimensions,status which basic theory of reflective body echoes in accordance with rules in forging inspection.

关 键 词：钢锻件 单晶直探头 底波计算法 检测厚度 底面尺寸 

分 类 号：X924[环境科学与工程—安全科学]