HART温度变送器智能校准方法研究

Study on intelligent calibration method of HART temperature transmitter

通过分析现有校准领域在HART通讯功能上的技术问题,提出了同时在设备上提供手操器模式和智能校准模式的技术解决方案。针对技术方案中温度变送器校准模式,详述了智能DD解析器和温度变送器智能校准技术框架的设计和实现机制。其中,智能DD解析器实现了DD方法、变量、指令等关键信息进行的解析及数据报告的自动生成,智能校准模块则基于智能解析生成的数据对温度变送器的常用设置项和校准项目进行建模,实现通用的智能校准技术框架。该技术方法可实现技术目标,领域内产品通过使用本方案技术可降低技术维护成本,提升投入产出比。

By analyzing the technical problems of HART communication function in the existing calibration field,this paper proposes a technical solution that provides both manual mode and intelligent calibration mode on the device.Specify on the calibration mode of temperature transmitter in technical proposal,the design and implementation mechanism of the intelligent DD parser and temperature transmitter were discussed.The functions of analyzing of key information and generating report data automatically were realized by intelligent DD parser.Correspondingly,the function of general intelligent calibration technical framework was realized by intelligent calibration module based on the data generated by intelligent analytics model and calibration items of the temperature transmitter.The preset technical objectives were achieved by using this intelligent calibration method.