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    • 3. 发明申请
    • METHOD AND APPARATUS FOR TWO POINT CALIBRATION OF A TUNABLE DIODE LASER ANALYZER
    • 用于双向二极管激光分析仪的两点校准的方法和装置
    • WO2013191728A1
    • 2013-12-27
    • PCT/US2013/000150
    • 2013-06-17
    • YOKOGAWA CORPORATION OF AMERICACOWIE, AlanZHU, Jie
    • COWIE, AlanZHU, Jie
    • G01N21/39G01M15/10F01N11/00
    • G01N21/274G01N21/39
    • A method for two point calibration of a tunable diode laser (TDL) spectrometer for the specific wavelength of light from the TDL v. the specific current fed to the TDL, for the slope of wavelength of light from the TDL v. the current fed to the TDL, to correct for any drifting of the wavelength of light from the TDL v. the specific current fed to the TDL and for any drifting of the slope of wavelength of light from the TDL v. the current fed to the TDL as the TDL ages and/or as the temperature of the TDL varies, characterized by the steps of: (a) directing a first portion of the light from the TDL through a known gas to a first light detector as the current fed to the TDL is varied so that current values are determined for at least two known absorption peaks of the known gas; (b) while concurrently directing a second portion of the light from the TDL through a gas to be analyzed to a second light detector. In addition, a laser module for use in a TDL analyzer, the module defining a cavity therein across which cavity a portion of the light from a TDL is directed to collimation optics for collimating the light from the module, characterized by a gas reference cell positioned at least partially in the cavity so that a portion of the light from the TDL that is not directed to the collimation optics is shown through a gas in the gas reference cell to a light detector.
    • 一种可调二极管激光器(TDL)光谱仪的两点校准方法,用于来自TDL的特定波长的光,即馈送到TDL的比电流,对于来自TDL的光的波长v。当前馈送到 TDL,以校正来自TDL的波长的任何漂移,以及馈送到TDL的特定电流以及来自TDL的波长的波长的任何漂移,以及作为TDL的馈送到TDL的电流 年龄和/或随着TDL的温度变化,其特征在于以下步骤:(a)当馈送到TDL的电流变化时,将来自TDL的光的第一部分引导到已知的气体到第一光检测器 确定已知气体的至少两个已知吸收峰的电流值; (b)同时将来自TDL的光的第二部分通过待分析的气体引导到第二光检测器。 另外,一种用于TDL分析仪的激光模块,该模块在其中限定一个空腔,空腔中一部分来自TDL的光被引导到用于准直来自模块的光的准直光学器件,其特征在于,气体参考单元被定位 至少部分地在空腔中,使得来自TDL的不指向准直光学器件的光的一部分通过气体参考单元中的气体被示出到光检测器。
    • 4. 发明申请
    • SYSTEM, METHOD AND APPARATUS FOR DETERMINING PROPERTIES OF PRODUCT OR PROCESS STREAMS
    • 用于确定产品或工艺流程性质的系统,方法和装置
    • WO2014123993A1
    • 2014-08-14
    • PCT/US2014/014857
    • 2014-02-05
    • YOKOGAWA CORPORATION OF AMERICA
    • TRYGSTAD, W., Marcus
    • G06F17/00
    • G05B13/04G05B13/048G06F17/5009
    • Systems, methods, and apparatuses are provided for determining properties of process streams, in particular, hydrocarbon processing streams. The systems, methods, and apparatuses frequently, for example, substantially in real-time, determine measurements for the properties of the process stream. The systems, methods, and apparatuses provide features that allow such properties of process streams to be accurately measured even as process conditions and other parameters that affect process operations change. More specifically, an analyzer having a measurement device configured to detect one or more independent variables of a process stream, a model configured to determine one or more analyzer measurements from the one or more independent variables, and a procedure to adjust the model using a corresponding primary measurement is disclosed.
    • 提供了系统,方法和装置,用于确定过程流的特性,特别是烃处理流。 例如,基本上实时地经常地,系统,方法和装置确定了处理流的属性的测量。 系统,方法和设备提供允许即使当影响过程操作的过程条件和其它参数改变时也能精确地测量过程流的这些特性的特征。 更具体地说,一种具有被配置成检测过程流的一个或多个独立变量的测量装置的分析器,被配置为根据所述一个或多个独立变量确定一个或多个分析器测量值的模型,以及使用相应的 公开了初步测量。
    • 5. 发明申请
    • FLOW AREA REDUCTION IN VORTEX FLOWMETERS USING BORE REDUCTION TECHNIQUES
    • 使用减碳技术的VORTEX流量计中的流域减少
    • WO2015013416A1
    • 2015-01-29
    • PCT/US2014/047835
    • 2014-07-23
    • YOKOGAWA CORPORATION OF AMERICA
    • KHALIFA, Mohamed
    • G01F1/32G01F1/44
    • G01F1/3209G01F1/3218G01F15/00
    • Certain embodiments herein relate to configurations for reducing the flow area for fluids traveling through a Vortex flowmeter. Such configurations may establish a minimum required Reynolds number consistent with optimized performance of the Vortex flowmeter. Various configurations for achieving optimized performance may include inserting one or more segments or a streamlined, torpedo-shaped body into a bore of a meter body of the Vortex flowmeter to block a certain cross-sectional area of the bore. By reducing the cross-sectional area of the bore, the Reynolds number of fluids may be increased to the optimized level. Another configuration may include reducing the diameter of the bore of the meter body. Any of these configurations may be implemented to achieve a desired Reynolds number, and hence, optimized performance. Certain embodiments herein also relate to determining or calculating precise or near precise sizes for segment insertions, torpedo body diameters, and diameters of the meter body.
    • 本文中的某些实施例涉及用于减少流经涡街流量计的流体的流动面积的结构。 这样的配置可以建立与涡流流量计的优化性能一致的最小要求的雷诺数。 用于实现优化性能的各种配置可以包括将一个或多个段或流线型的鱼雷形体插入涡流流量计的仪表主体的孔中以阻挡孔的某个横截面积。 通过减小孔的横截面积,可以将雷诺数的流体增加到最佳水平。 另一种构造可以包括减小仪表主体的孔的直径。 可以实现这些配置中的任何一种以实现期望的雷诺数,并因此实现优化的性能。 本文中的某些实施例还涉及确定或计算用于段插入,鱼雷体直径和仪表体直径的精确或接近精确的尺寸。
    • 6. 发明申请
    • FLOW AREA REDUCTION TECHNIQUES USING A CENTRALIZED STREAMLINED BODY IN VORTEX FLOWMETERS
    • 使用VORTEX流量计中的中央流水线的流域减少技术
    • WO2015013413A1
    • 2015-01-29
    • PCT/US2014/047831
    • 2014-07-23
    • YOKOGAWA CORPORATION OF AMERICA
    • KHALIFA, Mohamed
    • G01F1/32
    • G01F1/3209G01F1/3218G01F15/00
    • Certain embodiments herein relate to configurations for reducing the flow area for fluids traveling through a Vortex flowmeter. Such configurations may establish a minimum required Reynolds number consistent with optimized performance of the Vortex flowmeter. Various configurations for achieving optimized performance may include inserting one or more segments or a streamlined, torpedo-shaped body into a bore of a meter body of the Vortex flowmeter to block a certain cross-sectional area of the bore. By reducing the cross-sectional area of the bore, the Reynolds number of fluids may be increased to the optimized level. Another configuration may include reducing the diameter of the bore of the meter body. Any of these configurations may be implemented to achieve a desired Reynolds number, and hence, optimized performance. Certain embodiments herein also relate to determining or calculating precise or near precise sizes for segment insertions, torpedo body diameters, and diameters of the meter body.
    • 本文中的某些实施例涉及用于减少流过涡街流量计的流体的流动面积的配置。 这种配置可以建立与涡流流量计的优化性能一致的最小要求雷诺数。 用于实现优化的性能的各种构造可以包括将一个或多个段或流线型的鱼雷形体插入涡流流量计的仪表主体的孔中以阻挡孔的某个横截面积。 通过减小孔的横截面积,可以将雷诺数的流体增加到最佳水平。 另一种构造可以包括减小仪表主体的孔的直径。 可以实现任何这些配置以实现所需的雷诺数,并因此实现优化的性能。 本文中的某些实施例还涉及确定或计算用于段插入,鱼雷体直径和仪表体直径的精确或接近精确的尺寸。
    • 8. 发明申请
    • SYSTEMS, METHOD, AND APPARATUS FOR DETERMINING AIRFLOW THROUGH A BURNER
    • 用于通过燃烧器确定气流的系统,方法和装置
    • WO2012061006A1
    • 2012-05-10
    • PCT/US2011/056643
    • 2011-10-18
    • YOKOGAWA CORPORATION OF AMERICAJO, Tadao
    • JO, Tadao
    • F23N1/02
    • F23N5/184F23N2005/181F23N2025/06G01F1/34G01P5/00Y10T29/49826
    • Certain embodiments of the invention may include systems, methods, and apparatus for determining airflow through a burner. According to an example embodiment of the invention, a method is provided for determining airflow through a burner. The method includes installing a first end of an inlet pressure transmission tube in an air inlet region of a furnace burner system, installing a first end of a burner pressure transmission tube in a burner exit region of the furnace burner system, connecting a second end of the inlet pressure transmission tube to a first pressure sensor, connecting a second end of the burner pressure transmission tube to a second pressure sensor, measuring the differential pressure between the first and second, pressure sensors, and determining airflow based at least in part on the measured differential pressure.
    • 本发明的某些实施例可以包括用于确定通过燃烧器的气流的系统,方法和装置。 根据本发明的示例性实施例,提供了一种用于确定通过燃烧器的气流的方法。 该方法包括将入口压力传输管的第一端安装在炉燃烧器系统的空气入口区域中,将燃烧器压力传输管的第一端安装在炉燃烧器系统的燃烧器出口区域中,将第二端 所述入口压力传递管连接到第一压力传感器,将所述燃烧器压力传递管的第二端连接到第二压力传感器,测量所述第一和第二压力传感器之间的压差,并且至少部分地基于 测压差。
    • 9. 发明申请
    • SYSTEMS AND METHODS FOR DETERMINING MASS FLOW MEASUREMENTS OF FLUID FLOWS
    • 用于确定流体流量测量的系统和方法
    • WO2015088880A1
    • 2015-06-18
    • PCT/US2014/068615
    • 2014-12-04
    • YOKOGAWA CORPORATION OF AMERICA
    • JO, Tadao
    • G01F1/00G01F1/34G01F1/42G01F1/44G01F1/32G01F1/66G01F1/58G01F1/10
    • G01F1/88G01F1/86G01F15/063
    • The disclosure generally relates to flow meters and more particularly relates to systems and methods for determining, among other things, mass flow measurements of fluids. In certain embodiments, a system may include a pipe having a fluid flow therethrough, a first flow meter coupled to the pipe, and a second flow meter coupled to the pipe in series with the first flow meter. The system also may include a computer in communication with the first flow meter and the second flow meter. The computer may be configured to receive fluid flow information from the first flow meter; receive fluid flow information from the second flow meter; and determine, based at least in part on the fluid flow information from the first flow meter and the fluid flow information from the second flow meter, a mass flow measurement of the fluid flow.
    • 本公开一般涉及流量计,更具体地涉及用于确定流体的质量流量测量的系统和方法。 在某些实施例中,系统可以包括具有流过其中的流体流的管,耦合到管的第一流量计和与第一流量计串联连接到管的第二流量计。 该系统还可以包括与第一流量计和第二流量计通信的计算机。 计算机可以被配置为从第一流量计接收流体流动信息; 从第二流量计接收流体流量信息; 并且至少部分地基于来自第一流量计的流体流量信息和来自第二流量计的流体流量信息来确定流体流量的质量流量测量。
    • 10. 发明申请
    • SYSTEM AND METHOD FOR ONLINE MEASUREMENT OF VAPOR PRESSURE IN HYDROCARBON PROCESS STREAMS
    • 用于在线测量油气过程流中蒸汽压力的系统和方法
    • WO2017214311A1
    • 2017-12-14
    • PCT/US2017/036414
    • 2017-06-07
    • YOKOGAWA CORPORATION OF AMERICA
    • TRYGSTAD, W., Marcus
    • B01D11/02E21B43/24E21B43/30G01N30/02G01N30/28G01N30/32
    • A system and method for determining the vapor pressure of a process stream includes a hard analyzer configured to measure one or more dependent variables associated with a sample of the process stream, where a dependent variable is also a property of the sample such as vapor pressure; a sensor system comprising one or more sensors configured to capture one or more independent process variables associated with the process stream; an aggregation module for collecting and storing outputs from the hard analyzer and responses from the sensor system; and a modeling module capable of generating a vapor pressure model from the same. The system then applies the model to sensor responses for the process stream to generate vapor pressure values.
    • 用于确定过程流的蒸汽压力的系统和方法包括配置成测量与过程流的样本相关联的一个或多个因变量的硬分析器,其中因变量也是属性 的样品如蒸气压; 传感器系统,其包括一个或多个传感器,所述传感器被配置为捕获与所述过程流相关联的一个或多个独立过程变量 聚集模块,用于收集和存储来自硬分析器的输出和来自传感器系统的响应; 以及能够从其产生蒸汽压力模型的建模模块。 系统然后将该模型应用于过程流的传感器响应以产生蒸汽压力值。