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根据冰层厚度探测的实际需要,研究了频率域电磁法的冰层厚度探测系统.系统是利用频率域电磁法的基本原理设计,同时,利用椭圆率来消除一次场的影响,可实现一次和二次磁场的分离提取、数据采集等模块功能.并且在实验室对传感器的电流发射部分和数据接收部分进行了试验,与理论数据进行比对.实验结果表明,系统可实现冰层厚度检测和生消变化过程检测.
According to the actual needs of the ice thickness detection, the paper studies the ice thickness detection system in the frequency domain electromagnetic method.The system is designed by using the basic principle of the electromagnetic field method in the frequency domain, and the ellipticity is used to eliminate the influence of the primary field, The second magnetic field separation and extraction, data acquisition and other module functions.And in the laboratory of the sensor current emission part and the data receiving part has been tested with the theoretical data.Experimental results show that the system can achieve ice thickness detection and Health change detection process.