G3i和428XL仪器采集站主电源电路分析  

Analysis of main power supply circuit of G3i and 428XL instrument acquisition station

作　　者：孙乐意 Sun Leyi

机构地区：[1]东方地球物理公司装备服务处仪器服务中心,河北涿州072750

出　　处：《物探装备》2019年第5期317-320,共4页Equipment for Geophysical Prospecting

摘　　要：本文对采用集中供电方式的有线地震仪器G3i和428XL采集站的主电源转换电路进行了讨论,分析了其一般组成结构,常用稳压控制模式,并结合具体的电源控制芯片进行了说明,最后提出了采集站主电源常见故障的一般诊断思路。In this paper, the main power conversion circuit of the wired seismic instrument acquisition station adopting centralized power supply mode is discussed. The general composition structure, common voltage regulation control mode are analyzed, and the specific power control chip is described. Finally, thegeneral diagnostic ideas for common faults in the main power supply of the acquisition station are proposed.

关 键 词：G3i和428XL 采集站主电源 单端反激变换器 电压模式控制 电流模式控制 

分 类 号：P631.43[天文地球—地质矿产勘探]