小功率智能多频发射系统研究与应用  

A STUDY ON LOW-POWER INTELLIGENT MULTI-FREQUENCY TRANSMITTER AND APPLICATION

作　　者：石福升[1] 刘莺莺[2] 郭鹏[1] 

机构地区：[1]中国地质大学,北京100083 [2]中国地质科学院地球物理地球化学勘查研究所,河北廊坊065000

出　　处：《物探与化探》2007年第B10期11-18,共8页Geophysical and Geochemical Exploration

基　　金：中国地质调查局"十一五"地调科研项目资助(1212010660301)

摘　　要：采用先进的开放式设计理念和模块化设计思想,以多处理器控制技术为基本构架,研制出具有多频同步供电、高精度数字PWM稳流和自动扫频供电等特色技术的智能化电磁发射系统。该系统在矿区应用的效果表明方法技术的有效性。Adopting advanced open-designing method and module-designing ideal, based on muhi-processor controlling technology architecture, an intelligent electromagnetic transmitter, which has the features of multi-frequency sending, high-precision digital PWM current-regulation and auto-sweeping sending, has been developed. The thesis introduces the key technologies and it~ implementation of the transmitter, the architecture and the functional specifications. At the end of this text, we show some application instances and effects, which manifest the validity of method.

关 键 词：电磁发射系统 数字PWM稳流 多频供电波形 高精度同步 

分 类 号：P631[天文地球—地质矿产勘探]