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    • 2. 发明授权
    • Self-configuring communication networks for use with process control systems
    • 用于过程控制系统的自配置通信网络
    • US07460865B2
    • 2008-12-02
    • US10464087
    • 2003-06-18
    • Mark NixonTom AneweerKent BurrRon Eddie
    • Mark NixonTom AneweerKent BurrRon Eddie
    • H04Q7/20
    • H04W40/24G05B2219/21079G05B2219/25061G05B2219/25101G05B2219/31121G05B2219/31123G05B2219/31151G05B2219/33192H04W8/20H04W76/14Y02P90/10Y02P90/18Y02P90/86
    • Disclosed herein are methods, apparatus and articles of manufacture for configuring a communication network associated with a plurality of wireless enabled field devices. A disclosed example method of establishing a communication network for use in a process control system having a controller and a plurality of wireless enabled field devices involves identifying a plurality of wireless communication links available for routing communications between the wirless enabled field devices and the controller. Each of the wireless enabled field devices is at least one of a sensor or an actuator. The example method also involves automatically assigning at least first and second ones of the plurality of wireless communication links to a first one of the wireless enabled field devices based on at least one predetermined signal criterion. The first wireless communication link wirelessly communicatively couples the first wireless enabled field device to a second wireless device. In addition, the second wireless communication link wirelessly communicatively couples the second wireless device to the controller.
    • 这里公开了用于配置与多个无线使能的现场设备相关联的通信网络的方法,装置和制品。 公开的建立用于具有控制器和多个无线使能现场设备的过程控制系统中的通信网络的示例性方法包括识别可用于在无启动现场设备和控制器之间路由通信的多个无线通信链路。 每个无线使能的现场设备是传感器或致动器中的至少一个。 该示例性方法还涉及基于至少一个预定信号标准自动地将多个无线通信链路中的至少第一和第二无线通信链路分配给无线使能现场设备中的第一无线通信链路。 第一无线通信链路将第一无线使能现场设备无线通信地耦合到第二无线设备。 此外,第二无线通信链路将第二无线设备无线通信地耦合到控制器。
    • 4. 发明申请
    • Communication bus suitable for use in a hazardous area of a process plant
    • 通信总线适用于过程工厂的危险区域
    • US20050068710A1
    • 2005-03-31
    • US10675446
    • 2003-09-30
    • Kent BurrGary LawTom Aneweer
    • Kent BurrGary LawTom Aneweer
    • H04L12/28H02H9/00H02H1/00
    • H02H9/008
    • A communication bus suitable for use in a hazardous area of a process plant includes a first transmission path adapted to communicate electrical signals in a first direction, and a second transmission path adapted to communicate electrical signals in a second direction. A safety device is coupled to each of the first and second transmission paths and includes a control unit adapted to detect a fault condition associated with the communication bus. The safety device further includes a switch unit adapted to interrupt the flow of electrical signals along each of the first and second transmission paths in response to the detected fault condition. In this manner, the detection circuitry of the communication bus automatically reduces or prevents the occurrence of sparks or arcing in the event of a fault condition associated with the communication bus.
    • 适用于过程工厂的危险区域的通信总线包括适于在第一方向上传送电信号的第一传输路径和适于在第二方向上传送电信号的第二传输路径。 安全装置耦合到第一和第二传输路径中的每一个,并且包括适于检测与通信总线相关联的故障状况的控制单元。 安全装置还包括开关单元,其适于响应于检测到的故障状况中断沿着第一和第二传输路径中的每一个的电信号的流动。 以这种方式,通信总线的检测电路在与通信总线相关的故障状况的情况下自动地减少或防止火花或电弧的发生。
    • 5. 发明申请
    • Highly versatile process control system controller
    • 高度通用的过程控制系统控制器
    • US20060064512A1
    • 2006-03-23
    • US11272363
    • 2005-11-10
    • Rusty ShepardKen KrivosheinDan ChristensenGary LawKent BurrMark Nixon
    • Rusty ShepardKen KrivosheinDan ChristensenGary LawKent BurrMark Nixon
    • G06F3/00
    • G05B19/042G05B2219/25014G05B2219/25252G05B2219/25428
    • A versatile controller that can be used as either a stand-alone controller in a relatively small process plant or as one of numerous controllers in a distributed process control system depending on the needs of the process plant includes a processor adapted to be programmed to execute one or more programming routines and a memory, such as a non-volatile memory, coupled to the processor and adapted to store the one or more programming routines to be executed on the processor. The versatile controller also includes a plurality of field device input/output ports communicatively connected to the processor, a configuration communication port connected to the processor and to the memory to enable the controller to be configured with the programming routines and a second communication port which enables a user interface to be intermittently connected to the controller to view information stored within the controller memory. When used in a distributed process control system, the controller platform may be used as a remote input/output device and the ports of this remote input/output device may be logically mapped to controllers within the distributed process control system in a manner that is different than the physical connection between such controllers and the remote input/output device.
    • 可以在相对小的过程工厂中用作独立控制器的多功能控制器或者根据过程工厂的需要在分布式过程控制系统中的众多控制器之一,包括一个适于被编程为执行一个 或更多的编程例程和诸如非易失性存储器的存储器,其耦合到处理器并且适于存储要在处理器上执行的一个或多个编程例程。 通用控制器还包括通信地连接到处理器的多个现场设备输入/输出端口,连接到处理器的配置通信端口和存储器,以使得控制器能够配置有编程例程,并且第二通信端口使能 要间歇地连接到控制器以查看存储在控制器存储器内的信息的用户界面。 当在分布式过程控制系统中使用时,控制器平台可以用作远程输入/输出设备,并且该远程输入/输出设备的端口可以以不同的方式逻辑映射到分布式过程控制系统内的控制器 这些控制器和远程输入/输出设备之间的物理连接。
    • 6. 发明授权
    • Highly versatile process control system controller
    • 高度通用的过程控制系统控制器
    • US06973508B2
    • 2005-12-06
    • US10074304
    • 2002-02-12
    • Rusty ShepardKen KrivosheinDan ChristensenGary LawKent BurrMark Nixon
    • Rusty ShepardKen KrivosheinDan ChristensenGary LawKent BurrMark Nixon
    • G05B19/05G05B19/042G06F13/00
    • G05B19/042G05B2219/25014G05B2219/25252G05B2219/25428
    • A versatile controller that can be used as either a stand-alone controller in a relatively small process plant or as one of numerous controllers in a distributed process control system depending on the needs of the process plant includes a processor adapted to be programmed to execute one or more programming routines and a memory, such as a non-volatile memory, coupled to the processor and adapted to store the one or more programming routines to be executed on the processor. The versatile controller also includes a plurality of field device input/output ports communicatively connected to the processor, a configuration communication port connected to the processor and to the memory to enable the controller to be configured with the programming routines and a second communication port which enables a user interface to be intermittently connected to the controller to view information stored within the controller memory. When used in a distributed process control system, the controller platform may be used as a remote input/output device and the ports of this remote input/output device may be logically mapped to controllers within the distributed process control system in a manner that is different than the physical connection between such controllers and the remote input/output device.
    • 可以在相对小的过程工厂中用作独立控制器的多功能控制器或者根据过程工厂的需要在分布式过程控制系统中的众多控制器之一,包括一个适于被编程为执行一个 或更多的编程例程和诸如非易失性存储器的存储器,其耦合到处理器并且适于存储要在处理器上执行的一个或多个编程例程。 通用控制器还包括通信地连接到处理器的多个现场设备输入/输出端口,连接到处理器的配置通信端口和存储器,以使得控制器能够配置有编程例程,并且第二通信端口使能 要间歇地连接到控制器以查看存储在控制器存储器内的信息的用户界面。 当在分布式过程控制系统中使用时,控制器平台可以用作远程输入/输出设备,并且该远程输入/输出设备的端口可以以不同的方式逻辑映射到分布式过程控制系统内的控制器 这些控制器和远程输入/输出设备之间的物理连接。
    • 7. 发明申请
    • Wireless handheld communicator in a process control environment
    • 无线手持通信器在过程控制环境中
    • US20050164684A1
    • 2005-07-28
    • US11010016
    • 2004-12-10
    • Deji ChenMark NixonKent BurrNeil Peterson
    • Deji ChenMark NixonKent BurrNeil Peterson
    • H01Q1/24
    • G05B19/4184G05B19/0423G05B2219/23406G05B2219/24012G05B2219/25297G05B2219/25428G05B2219/31121G05B2219/32014G05B2219/36159G06F1/163Y02P90/14Y02P90/18
    • A handheld communicator wirelessly interfaces or communicates with individual devices in a process control system, such as field devices, controllers, etc., to wirelessly perform monitoring, maintenance, configuration and control activities with respect to those devices. The wireless handheld communicator includes a housing adapted for handheld operation, a processing unit disposed within the housing, a computer readable memory disposed within the housing and coupled to the processing unit and a display, a keypad and a radio frequency transceiver. The handheld communicator may be adapted to communicate with a host system to receive information needed to communicate with various field devices in the process plant and may then be used to wirelessly communicate with each of the various field devices directly while in close proximity to the field devices to perform monitoring and configuration activities with respect to the field devices. Thereafter, information obtained from the field devices may be wirelessly communicated to the host system or to a repository, such as a data historian or a configuration database.
    • 手持式通信器与诸如现场设备,控制器等的过程控制系统中的各个设备无线地接口或通信,以无线地执行关于这些设备的监视,维护,配置和控制活动。 无线手持通信器包括适于手持操作的外壳,设置在外壳内的处理单元,设置在外壳内并耦合到处理单元的计算机可读存储器,以及显示器,小键盘和射频收发器。 手持式通信器可以适于与主机系统进行通信,以接收与过程工厂中的各种现场设备进行通信所需的信息,然后可以用于与各种现场设备中的每一个直接通信,同时紧邻现场设备 对现场设备执行监控和配置活动。 此后,从现场设备获得的信息可以无线地传送到主机系统或存储库,诸如数据历史记录器或配置数据库。