基于IEEE1451.2的光纤传感器标准网络接口的研究

讨论了在电力系统中采用光纤温度传感器进行测温的方法,并在此基础上介绍了一种基于IEEE1451.2的网络化传感器的基本特点,提出了采用CAN总线作为TII接口协议完成STIM和NCAP的长距离连接,实现通用网络接口设计方案。这种用于电力系统特殊条件下测温的网络化光纤传感器集光纤技术、现代传感器技术、网络技术和计算机测控技术于一体,可实现现场测试数据就近登临网络,具有良好的应用前景。

Research of Standard Network Interface for Temperature Sensor of Optical Fiber Based on IEEE1451.2

A temperature measuring method used in large power system is discussed based on a fiber temperature sensor.The characteristics of networked sensor based on IEEE1451.2 are introduced.It is necessary to design a standard general network interface for the optical fiber sensor.The connection between STIM and NCAP in long distance by TTI interface protocol based on CAN bus is established and on-line temperature supervisory system for large power system is realized as well.The networked optical fiber sensor with standard interface is an integration of optical fiber,modern sensor,network and computer supervisory technology,and it is easy to send the field data to the network at hand.All its advantages show the promising future of the application.