【摘要】 介绍了圆筒型三相直线电动机在石油及地质勘探中作为井中地震勘探震源的应用,具体阐述了该震源的原理和结构特点,以及以单片机AT89C52和SPWM发生专用芯片SA4828为核心的控制系统。整个设备已经应用于具体的工业现场当中,取得了良好的效果。更多还原

【Abstract】 This paper introduced the application of CLIM in oil exploration running as the bore-hole weight-drop seismic sources,meanwhile presented the principle and structure characteristic.A control system using AT89C52 and SA4828 is presented as well.This device has been already used in oil exploration and good progress is achieved.更多还原