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智能阀门定位器
    Development of Interfacing Card for HART Protocol Based Intelligent Valve Positioner
    基于HART协议的智能阀门定位器接口卡开发
    Development of Intelligent Valve Positioner's Communication Interface Based on FF Protocol
    基于FF协议的智能阀门定位器通信接口的开发
    Development of Intelligent Valve Positioner Communication Interface Based on FF Protocol
    基于FF协议的智能阀门定位器通信接口的开发
    The application of intelligent valve positioner and its maintenance
    智能阀门定位器的应用及维护
    So development of intelligent valve positioner based on HARTprotocol posses good applications and market foreground.
    目前, DCS系统一般均支持使用HART协议的总线仪表,因此开发研究基于HART协议的智能阀门定位器具有良好的应用价值和市场前景。
    Mechanism, electronics, communication, the knowledge of the control theory and the knowledge of relative software are applied in intelligent valve positioner, so it is a intelligent product of muti-subject.
    智能阀门定位器集合了机械、电子、通讯以及控制理论知识和相关软件知识,是一个跨学科的智能产品。
    Comparing with traditional valve positioner, the intelligent valve positioner has the advantages of excellent controlling accuracy, low energy consuption and more functions, and it meet the demand of process control with its function of thinking and possessing some experience and knowledge of man.
    这样,相对传统阀门定位器,该智能阀门定位器不仅体现出精度提高,能耗降低,功能增多等优点,而且它能集合一定人类的经验知识,具有一定的思维能力,符合过程控制的发展需要。
    This research has mainly accomplished the content as followings:(1) Learn deeply about the configuration and working principle of traditional valve positioner, analyse the main disadvantages of traditional valve positioner and learn about the developing situation of the foreign intelligent valve positioner.
    (1)深入了解传统阀门定位器的结构,工作原理,分析传统定位器的主要不足,跟踪国外智能阀门定位器的发展情况。 摘要
    (2) Design wholly the control system of the intelligent valve positioner, choose the right chip which is in the control system.
    (2)对智能阀门定位器的控制系统进行总体设计,对系统中的各个芯片进行选材。
    In this thesis, the author studied mainly the method for an intelligent valve positioner based on HART protocol, using two-wire system.
    作者研制的智能阀门定位器是可配置HART总线接口的两线制定位器,采用两线制总线供电方式工作。
    the result is of some instructing value for developping intelligent valve positioner based on FF, and other fieldbus devices as well.
    其结果对FF总线智能阀门定位器的研制,以及其它FF总线设备的开发具有一定的指导意义。
    Nowadays, since analog instruments are already applied in a wide-range, developing and studying intelligent valve positioner based-on HART protocol has valuable applications as well as a brilliant prospect in market field.
    目前,由于模拟仪表的大量使用,开发研究基于HART协议的智能阀门定位器具有良好的应用价值和市场前景。
    In addition, the software design of intelligent valve positioner is also introduced.
    同时也介绍了智能阀门定位器的软件设计。
    Aiming at the intelligent valve positioner,the communication interface of the positioner based on FF protocol is exploited in this paper. The OEM development method based on two-CPU structure is expounded.
    根据智能阀门定位器总线化的要求,开发了基于FF协议的通信接口,阐述了双处理器结构的OEM开发思想,给出了实现FF通信的详细步骤和开发工具。
    Aiming at the intelligent valve positioner,the communication interface of the positioner based on Foundation Fieldbus (FF) protocol is exploited. The OEM development method based on two-CPU structure is expounded.
    根据智能阀门定位器总线化的要求,开发基于FF协议的通信接口,阐述双处理器结构的OEM开发思想,给出实现FF通信的详细步骤和开发工具。
    This paper describes in detail the software and hardware designs of the intelligent valve positioner using MSP430 single chip computer,gives the realizing communication method based on HART protocol,and proposes the software and hardware technical strateges for low power consumption design of two-wire valve positioner.
    本文详细阐述了基于MSP430单片机的智能阀门定位器软硬件设计,给出了HART协议通讯的实现方法,提出了阀门定位器低功耗设计中应采取的软硬件技术措施。
    SIPART PS2 intelligent valve positioner is a type of microprocessor-based instrument which provided with communication capability,. Electric balancing system is exploited and nozzle flapper is abolished. It can overcome these disadvantages.
    SIPART PS2型智能阀门定位器是具有通信能力的基于微处理器的电-气转换仪表,采用电信号进行比较,并且取消了喷嘴挡板机构,可以克服上述缺点,适用于船舶机舱自动控制系统。
 

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