FAULT REACTION, FAULT ISOLATION, AND GRACEFUL DEGRADATION IN A ROBOTIC SYSTEM
    13.
    发明申请
    FAULT REACTION, FAULT ISOLATION, AND GRACEFUL DEGRADATION IN A ROBOTIC SYSTEM 有权
    故障反应,故障分离和机器人系统的严重降解

    公开(公告)号:US20150112481A1

    公开(公告)日:2015-04-23

    申请号:US14496768

    申请日:2014-09-25

    Abstract: A robotic system has arms, arm processors, arm supervisor, and system supervisor. Each arm includes nodes for controlling motors in the arm. Each node, including each arm processor, detects faults affecting the node, places the node into a safe state upon detecting a fault, propagates a fault notification, diagnoses the fault and classifies it, and sends an error message to the supervisor processor. The arm supervisor may detect faults affecting an arm and also perform fault reaction activities. The system supervisor handles the fault as either a system or local fault depending upon its class. For system faults, a fault notification is sent to the arm processors of non-failed arms so that the non-failed arms are placed in the safe state. For local faults, a degraded operation option is provided to a user and if the fault is classified as recoverable, a recovery option is provided to the user.

    Abstract translation: 机器人系统有武器,手臂处理器,手臂主管和系统主管。 每个臂包括用于控制臂中的电动机的节点。 每个节点(包括每个臂处理器)检测到影响节点的故障,在检测到故障时将节点置于安全状态,传播故障通知,诊断故障并对其进行分类,并向管理器处理器发送错误消息。 手臂主管可以检测到影响手臂的故障,并执行故障反应活动。 系统主管根据其类别将系统故障或本地故障处理。 对于系统故障,故障通知被发送到未故障臂的臂处理器,使得未故障的臂被置于安全状态。 对于本地故障,向用户提供降级的操作选项,如果故障被归类为可恢复,则向用户提供恢复选项。

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