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    • 1. 发明授权
    • Automation technology autarkic field device
    • 自动化技术自动化现场设备
    • US09442477B2
    • 2016-09-13
    • US12451934
    • 2009-10-09
    • Christian SeilerDirk Rapp
    • Christian SeilerDirk Rapp
    • G05F1/10G05B19/042
    • G05B19/0423G05B2219/25006G05B2219/25198G05B2219/25282G05B2219/25428
    • An automation technology, autarkic, field device, which is connected via two connecting terminals to an I/O module. The I/O module is embodied as a 4-20 mA/HART I/O module. The I/O module is associated with a controllable energy source via which the field device is supplied with energy. An electrical current measuring unit is provided which ascertains the electrical current supplied by the energy source. In the I/O module, internal resistors are provided, across which occurs in each case a voltage drop dependent on the flowing electrical current. A control unit is provided, which operates the energy source in such a way that a predetermined terminal voltage is supplied on the connecting terminals for powering the field device.
    • 自动化技术,自给自足的现场设备,通过两个连接终端连接到I / O模块。 I / O模块体现为4-20 mA / HART I / O模块。 I / O模块与可控能源相关联,通过该可控能源,现场设备被供应能量。 提供一种电流测量单元,其确定由能量源提供的电流。 在I / O模块中,提供了内部电阻,在每种情况下都会产生取决于流动电流的电压降。 提供一种控制单元,其以这样的方式操作能量源,使得在连接端子上提供预定的端子电压以为现场设备供电。
    • 3. 发明申请
    • SYSTEMS AND METHODS FOR CONTROLLING COMMUNICATION BETWEEN A HOST COMPUTER AND COMMUNICATION DEVICES
    • 用于控制主机计算机和通信设备之间的通信的系统和方法
    • US20100312881A1
    • 2010-12-09
    • US12689220
    • 2010-01-18
    • James DavisThomas D. Petite
    • James DavisThomas D. Petite
    • G06F15/173
    • H04W24/08G01D4/004G05B19/042G05B19/4185G05B2219/25198G08B25/007G08B25/009G08C17/02G08C2201/40G08C2201/42G08C2201/51H04L29/06H04L43/00H04L43/0876H04L43/10H04L45/00H04L69/08H04M11/04H04W40/00H04W84/04Y02B90/242Y04S20/322
    • A site controller adapted to be used in an automated monitoring system for monitoring and controlling a plurality of remote devices via a host computer connected to a first communication network is provided. The site controller is configured for controlling communication with the host computer and a plurality of communication devices that define a second communication network associated with the plurality of remote devices. Briefly described, in one embodiment, the site controller comprises a transceiver configured to communicate with the plurality of communication devices via the second communication network; a network interface device configured to communicate with the host computer via the first communication network; and logic configured to: manage communication with each of the plurality of communication devices, via a first communication protocol, based on one or more communication paths for each of the plurality of communication devices, each communication path comprising one or more communication devices involved in the communication link between the transceiver and each of the plurality of communication devices; and manage communication with the host computer via a second communication protocol. Other aspects, features, and embodiments are also claimed and described.
    • 提供一种适用于经由连接到第一通信网络的主计算机监视和控制多个远程设备的自动监控系统中的站点控制器。 站点控制器被配置用于控制与主计算机的通信以及定义与多个远程设备相关联的第二通信网络的多个通信设备。 简要描述,在一个实施例中,站点控制器包括经配置以经由第二通信网络与多个通信设备进行通信的收发机; 配置为经由所述第一通信网络与所述主计算机进行通信的网络接口装置; 以及逻辑,被配置为:基于所述多个通信设备中的每一个的一个或多个通信路径,经由第一通信协议来管理与所述多个通信设备中的每一个的通信,每个通信路径包括涉及所述多个通信设备中的一个或多个通信设备 所述收发机与所述多个通信设备中的每一个之间的通信链路; 并通过第二通信协议来管理与主计算机的通信。 还要求和描述其它方面,特征和实施例。
    • 7. 发明授权
    • Network centric process control
    • US11796975B2
    • 2023-10-24
    • US16795208
    • 2020-02-19
    • ABB Schweiz AG
    • Staffan AnderssonHans Thilderkvist
    • H04L61/00G05B19/042H04L61/5069
    • G05B19/042H04L61/5069G05B2219/25198
    • A method for process control in a network centric process control system. The network centric process control system includes a plurality of nodes, wherein each node includes one or more control services being a separate executable running in a separate operating system process provided by a real time operating system thereof, wherein configuration data defining a communication interface for process data between the plurality of nodes has been received from an engineering node. The method includes publishing, by one or more of the plurality of controller nodes and plurality of device nodes, process data information in a middleware service, the process data information having an identity unique in the network centric process control system, a data type for process data, and process data, wherein the middleware service being a separate executable running in a separate operating system process provided by a real time operating system thereof, and subscribing, by the one or more of the plurality of nodes, to process data information published in the middleware service. A network centric process control system, a computer program, and a computer program product thereof are also presented.