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公开(公告)号:US20150108937A1
公开(公告)日:2015-04-23
申请号:US14360634
申请日:2012-11-27
发明人: Brian Cooper , Peter George Clarke
IPC分类号: G05B11/01
CPC分类号: G05B11/011 , F16K31/046 , H02P23/16 , H02P23/18 , H02P23/186
摘要: A valve actuator having a drive shaft, which, in use, is configured to adjust a valve between an open position and a closed position, an AC induction motor for driving the drive shaft a contactless position sensor configured to, in use, output a signal representing an angular position of the drive shaft or the valve, and a controller configured to control the AC motor in accordance with the signal output by position sensor.
摘要翻译: 一种具有驱动轴的阀致动器,其在使用中被配置为在打开位置和关闭位置之间调节阀; AC感应电动机,用于驱动所述驱动轴,非接触位置传感器被配置为在使用中输出信号 代表驱动轴或阀的角度位置,以及控制器,其被配置为根据由位置传感器输出的信号来控制AC电动机。