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    • 6. 发明申请
    • FLUID DENSITOMETER WITH TEMPERATURE SENSOR TO PROVIDE TEMPERATURE CORRECTION
    • 具有温度传感器的流体传感器提供温度校正
    • WO2012177241A1
    • 2012-12-27
    • PCT/US2011/041262
    • 2011-06-21
    • HALLIBURTON ENERGY SERVICES, INC.GAO, LiPELLETIER, Michael T.PROETT, Mark A.
    • GAO, LiPELLETIER, Michael T.PROETT, Mark A.
    • G01N9/32
    • G01N9/32G01N2009/006
    • A sensor for measuring a density of a fluid is provided. The sensor (200) includes a flow tube (104) for receiving the fluid and a vibration driver (102) coupled to the flow tube, the vibration driver configured to drive the flow tube to vibrate. The sensor also includes a vibration detector (106) coupled to the flow tube, the vibration detector detecting characteristics related to the vibrating flow tube, and a distributed temperature sensor (202) coupled to the flow tube, the distributed temperature sensor measuring a temperature of the flow tube as the flow tube vibrates. The sensor further includes measurement circuitry (110) coupled to the vibration detector and the distributed temperature sensor, the measurement circuitry determining a density of the fluid from the detected characteristics related to the vibrating flow tube and the measured temperature of the flow tube.
    • 提供了用于测量流体密度的传感器。 传感器(200)包括用于接收流体的流动管(104)和耦合到流管的振动驱动器(102),所述振动驱动器构造成驱动流管振动。 传感器还包括耦合到流管的振动检测器(106),与振动流管相关的振动检测器检测特性以及耦合到流管的分布式温度传感器(202),分布式温度传感器测量温度 流管作为流动管振动。 传感器还包括耦合到振动检测器和分布式温度传感器的测量电路(110),测量电路根据与振动流管相关的检测特性和流量管的测量温度来确定流体的密度。