无损检测技术在工程中的应用研究

Application Research of Non-destructive Testing(NDT)in Engineering

无损检测技术主要有脉冲红外无损检测技术、超声波无损检测技术和声呐探测技术等,从工程建设领域主要应用、技术原理、技术优缺点和发展趋势等方面对脉冲红外无损检测、超声波无损检测和声呐探测技术进行总结和对比,并对声呐探测技术在桩基施工中的应用提出建议。川藏铁路面临复杂自然环境与地质条件,应用多种无损检测技术,可为川藏铁路勘察设计、施工建造、安全运维和防灾减灾提供安全保障服务。

Non-destructive testing technology mainly include pulse infrared non-destructive testing technology,ultrasonic nondestructive testing technology and acoustic sonar detection technology,a this paper is mainly used in the field of engineering construction,technical principles,technical advantages、disadvantages and development trend of the harmony of pulse infrared nondestructive testing,ultrasonic non-destructive testing sonar detection technology was summarized and compared,and the sonar detection technology in construction of the bridge pile foundation are proposed.Faced with complex natural environment and geological conditions,the Sichuan-Tibet railway can provide safety guarantee services for investigation and design,construction,safety operation,and disaster prevention and mitigation by applying a variety of non-destructive testing technologies.