基于CAN总线的分布式井—地电位检测系统设计

Design of Well-Earth Potential Detection System Based on CAN bus

油藏中注水的分布和剩余油的分布研究是油气开发工业中一个研究热点,井-地电位检测技术在这一领域的应用方兴未艾;详细阐述了井地电位检测系统中CAN总线通讯的实现技术,其中包括基于DSP的智能CAN节点的设计、CAN-USB转接模块的设计,上位机接口驱动程序设计;通过工程现场应用,各项设计指标满足实际工程要求。

Well-Earth Potential Detection technique is a valuable method in the research of infused water distributing and residual petroleum exploitation, and it has got more and more applications. The key technology on CAN bus in Well-Earth Potential Detection System is elaborated in detail, which included the design of CAN node based on DSP, CAN-USB interface module and driver software in PC. It is indicated through field experiment that the system have good effectivity of the veracity and real-time response.