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    • 1. 发明申请
    • METHOD AND APPARATUS FOR DETERMINING DIFFERENTIAL FLOW CHARACTERISTICS OF A MULTIPLE METER FLUID FLOW SYSTEM
    • 用于确定多个流量计流量系统的差分流量特性的方法和装置
    • WO2013006171A1
    • 2013-01-10
    • PCT/US2011/043132
    • 2011-07-07
    • MICRO MOTION, INC.WEINSTEIN, JoelHAYS, Paul, J.
    • WEINSTEIN, JoelHAYS, Paul, J.
    • G01F1/84
    • G01F1/84G01F1/8436G01F1/8477G01F25/0007
    • A fluid flow system (300) is provided. The fluid flow system (300) includes a pipeline (302) with a flowing fluid. The fluid flow system (300) further includes a first vibrating meter (5) including a first sensor assembly (10) located within the pipeline (302) and configured to determine one or more flow characteristics, including a first flow rate. A second vibrating meter (5') including a second sensor assembly (10') located within the pipeline (302) is provided that is in fluid communication with the first sensor assembly (10) and configured to determine one or more flow characteristics, including a second flow rate. The fluid flow system (300) further includes a system controller (310) in electrical communication with the first and second vibrating meters (5, 5'). The system controller (310) is configured to receive the first and second flow rates and determine a differential flow rate based on the first and second flow rates. The system controller (310) is further configured to compare the differential flow rate to a threshold value or band and correct one or more flow characteristics if the differential flow rate is less than a threshold value or band.
    • 提供流体流动系统(300)。 流体流动系统(300)包括具有流动流体的管道(302)。 流体流动系统(300)还包括第一振动计(5),其包括位于管线(302)内的第一传感器组件(10),并且被配置为确定包括第一流量的一个或多个流动特性。 提供了包括位于管线(302)内的第二传感器组件(10')的第二振动计(5'),其与第一传感器组件(10)流体连通并且被配置为确定一个或多个流动特性,包括 第二流量。 流体流动系统(300)还包括与第一和第二振动仪(5,5')电连通的系统控制器(310)。 系统控制器(310)被配置为接收第一和第二流速并且基于第一和第二流量确定差分流量。 系统控制器(310)还被配置为将差分流量与阈值或频带进行比较,并且如果差分流量小于阈值或频带,则校正一个或多个流量特性。
    • 2. 发明申请
    • MULTIPLE TEMPERATURE SENSOR SYSTEM
    • 多温度传感器系统
    • WO2012067608A1
    • 2012-05-24
    • PCT/US2010/056856
    • 2010-11-16
    • MICRO MOTION, INC.HAYS, Paul J.MCANALLY, Craig B.KRAVITZ, Andrew S.
    • HAYS, Paul J.MCANALLY, Craig B.KRAVITZ, Andrew S.
    • G01K1/02G01F1/84
    • G01K13/00G01F1/84G01F1/8418G01F1/8431G01F1/8436G01F1/8468G01F1/849G01F15/022G01K1/026G01K7/20
    • A multiple temperature sensor system (120) includes a temperature sensor network (180) including temperature-sensing resistors R T1 and R T2 (186, 187) and frequency-selective filters (184, 185) coupled to the plurality of temperature-sensing resistors R T1 and R T2 (186, 187). The frequency-selective filters (184, 185) pass distinct time-varying signals into the temperature sensor network (180) and pass attenuated distinct time-varying signals out. The system (120) further includes a temperature measurement controller (161) coupled to the temperature sensor network (180) and configured to inject the distinct time-varying signals into the temperature sensor network (180), receive the attenuated distinct time-varying signals in response to the injection, with the attenuated distinct time-varying signals being attenuated by the temperature sensing resistors (186, 187), and generate two or more substantially simultaneous temperature values from the attenuated distinct time-varying signals.
    • 多温度传感器系统(120)包括温度传感器网络(180),其包括耦合到多个温度感测电阻器RT1的温度感测电阻器RT1和RT2(186,187)和频率选择滤波器(184,185),以及 RT2(186,187)。 频率选择滤波器(184,185)将不同的时变信号传递到温度传感器网络(180)中,并且通过衰减的不同时变信号。 系统(120)还包括耦合到温度传感器网络(180)并被配置为将不同的时变信号注入到温度传感器网络(180)中的温度测量控制器(161),接收衰减的不同时变信号 响应于注入,衰减的不同时变信号被温度感测电阻器(186,187)衰减,并且从衰减的不同的时变信号产生两个或更多个基本上同时的温度值。
    • 6. 发明申请
    • A FLOW DEVICE AND METHOD FOR OPERATING A FLOW DEVICE
    • 流动装置和操作流动装置的方法
    • WO2009048457A1
    • 2009-04-16
    • PCT/US2007/080722
    • 2007-10-08
    • MICRO MOTION, INC.MCANALLY, Craig, B.MAGINNIS, Richard, L.HAYS, Paul, J.
    • MCANALLY, Craig, B.MAGINNIS, Richard, L.HAYS, Paul, J.
    • G01F1/84
    • G01F1/8495G01F25/0007
    • The present invention relates to flow devices that measure a characteristic of a flowing substance and methods for operating flow devices. In one embodiment, a drive (40) is provided that receives a first signal (55) for vibrating at least one conduit (20) at a resonance frequency and a second signal (56) for vibrating the at least one conduit (20) at a frequency that is different than the resonance frequency. In another embodiment, a drive (140) is provided that alternates between receiving a drive signal (155) to vibrate at least one conduit (120) at a resonance frequency and providing a pick-off signal (145) for measuring motion of the at least one conduit (120). In another embodiment, one or more electronics (50, 150) are provided that determine a mode of vibration of at least one conduit (20, 120) and compare the determined mode of vibration to one or more reference modes of vibration to determine whether a substance is flowing within the at least one conduit (20, 120). The principals of the present invention may be used to determine whether a substance is flowing within a conduit (20), the direction which a substance is flowing within a conduit (20), and the mass flow rate of a substance flowing within a conduit (20). Furthermore, the principals of the present invention may be used to determine whether a pick-off (30) and another pick-off (30) are functioning properly on a flow device.
    • 本发明涉及测量流动物质的特性的流动装置和操作流动装置的方法。 在一个实施例中,提供了驱动器(40),其接收用于以共振频率振动至少一个导管(20)的第一信号(55)和用于使所述至少一个导管(20)振动的第二信号(56) 频率与谐振频率不同。 在另一个实施例中,提供驱动器(140),其在接收驱动信号(155)之间交替,以在谐振频率下振动至少一个导管(120),并提供用于测量at 至少一个导管(120)。 在另一个实施例中,提供一个或多个电子设备(50,150),其确定至少一个导管(20,120)的振动模式,并将所确定的振动模式与一个或多个参考振动模式进行比较,以确定是否 物质在至少一个导管(20,120)内流动。 本发明的原理可以用于确定物质是否在导管(20)内流动,物质在导管(20)内流动的方向以及在管道内流动的物质的质量流量( 20)。 此外,本发明的原理可以用于确定在流动装置上拾取器(30)和另一个拾取器(30)是否正常工作。