摘要
相控阵声多普勒计程仪采用宽带相控阵技术,提高了多普勒计程仪的测量深度和精度,已成为声学测速的重要设备之一,并广泛应用各种水下平台的导航.根据相控阵多普勒计程仪的半实物仿真的需要,分析了相控阵多普勒计程仪的测速原理,研究相控阵多普勒计程仪速度和深度仿真的原理,设计了半实物仿真系统,给出了仿真系统工作流程,同时设计了基于PXI总线的仿真模块,最后通过试验验证了系统的性能和精度.
Phased array acoustic Doppler velocity log adopts broadband phased array technology,increase the depth and improve the precision of measuring velocity.It has been an important equipment of acoustic measuring velocity,and will been used widely in the navigation of multiple underwater carriers.According to the requirement of semi-physical emulation of PADVL,the principle of measuring velocity is studied.At the same time,the principle of velocity and depth emulation is studied.The emulational system is designed and operating process of the emulational system is described.Emulational module based on PXI is designed.The experiment proved the validity and feasibility of the emulational means,at the same time the precision of emulational system is proved.
出处
《武汉理工大学学报（交通科学与工程版）》
2011年第5期1063-1066,1071,共5页
Journal of Wuhan University of Technology（Transportation Science & Engineering）
