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    • 5. 发明授权
    • Petroleum viscosity measurement and communication system and method
    • 石油粘度测量与通信系统及方法
    • US08191403B2
    • 2012-06-05
    • US12057016
    • 2008-03-27
    • Arjan QuistRatnesh LalGregory P. LiesenSunil K. Srivastava
    • Arjan QuistRatnesh LalGregory P. LiesenSunil K. Srivastava
    • G01N33/26
    • G01N33/2888G01N11/16
    • The disclosure presents an apparatus and method for measuring viscosity of a lubricating oil. The apparatus has a piezo-resistive cantilever sensor for sensing a first oil viscosity parameter. The sensor has a cantilever having a pressure receiving portion for receiving pressure exerted by the lubricating oil as the lubricating oil comes into contact with the pressure receiving portion. The cantilever also has first and second resistive portions in electrical communication with a first lead and a second lead, respectively, which are in electrical communication with an electrical circuit amplification element, for creating an output signal indicative of a change in the resistive characteristics of the first and second resistive portions of the cantilever as the lubricating oil comes into contact with the pressure receiving portion. The output signal can be used for determining oil viscosity. A processor and memory compare the output signal value with a stored resistance value to provide information relating to the quality of the lubricating oil.
    • 本公开内容提供了用于测量润滑油的粘度的装置和方法。 该装置具有用于感测第一油粘度参数的压阻悬臂传感器。 传感器具有悬臂,该悬臂具有压力接收部分,用于在润滑油与压力接收部分接触时接收由润滑油施加的压力。 悬臂还具有与分别与电路放大元件电连通的第一引线和第二引线电连通的第一和第二电阻部分,用于产生指示电阻特性变化的输出信号 当润滑油与压力接收部分接触时,悬臂的第一和第二电阻部分。 输出信号可用于确定油粘度。 处理器和存储器将输出信号值与存储的电阻值进行比较,以提供与润滑油的质量有关的信息。
    • 8. 发明申请
    • PETROLEUM VISCOSITY MEASUREMENT AND COMMUNICATION SYSTEM AND METHOD
    • 石油粘度测量与通信系统及方法
    • US20080289400A1
    • 2008-11-27
    • US12057016
    • 2008-03-27
    • Arjan QuistRatnesh LalGregory P. LiesenSunil K. Srivastava
    • Arjan QuistRatnesh LalGregory P. LiesenSunil K. Srivastava
    • G01N11/00G01N33/26G01N37/00
    • G01N33/2888G01N11/16
    • The disclosure presents an apparatus and method for measuring viscosity of a lubricating oil. The apparatus has a piezo-resistive cantilever sensor for sensing a first oil viscosity parameter. The sensor has a cantilever having a pressure receiving portion for receiving pressure exerted by the lubricating oil as the lubricating oil comes into contact with the pressure receiving portion. The cantilever also has first and second resistive portions in electrical communication with a first lead and a second lead, respectively, which are in electrical communication with an electrical circuit amplification element, for creating an output signal indicative of a change in the resistive characteristics of the first and second resistive portions of the cantilever as the lubricating oil comes into contact with the pressure receiving portion. The output signal can be used for determining oil viscosity. A processor and memory compare the output signal value with a stored resistance value to provide information relating to the quality of the lubricating oil.
    • 本公开内容提供了用于测量润滑油的粘度的装置和方法。 该装置具有用于感测第一油粘度参数的压阻悬臂传感器。 传感器具有悬臂,该悬臂具有压力接收部分,用于在润滑油与压力接收部分接触时接收由润滑油施加的压力。 悬臂还具有与分别与电路放大元件电连通的第一引线和第二引线电连通的第一和第二电阻部分,用于产生指示电阻特性变化的输出信号 当润滑油与压力接收部分接触时,悬臂的第一和第二电阻部分。 输出信号可用于确定油粘度。 处理器和存储器将输出信号值与存储的电阻值进行比较,以提供与润滑油的质量有关的信息。