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1. 发明授权

US10539930B2 Method of determining a calibration or maintenance time interval 有权
公开(公告)号：US10539930B2
公开(公告)日：2020-01-21
申请号：US14247639
申请日：2014-04-08
申请人： Endress + Hauser Messtechnik GmbH + Co. KG
发明人： Dimitri Vaissiere
IPC分类号： G04F13/00 , G01D18/00
摘要： A method of determining a calibration or maintenance time interval, comprising the steps of: determining a criticality of the specific device, based on the criticality setting a reliability target for the device, wherein the reliability target denominates the probability of the device to be compliant according to a predefined criterion at the end of the calibration or maintenance time interval; defining compliancy ranges for a measurable degree of compliance of the device; selecting a reliability model for a reliability of the device as a function of a normalized time interval and a set of at least one parameter from a variety of predefined reliability models, determining a separate set of parameters for the selected reliability model for each of the compliancy ranges based on prescribed reliability expectation values for each of the error ranges, which a reliability function associated with this error range shall comply to at at least one predefined normalized time, determining the degree of compliance of the specific measurement device and based on the degree of compliance determining the corresponding compliancy range; determining a normalized calibration or maintenance time as the time, at which a reliability function given by the selected reliability model and the set of parameters determined for this compliancy range equals the reliability target; and determining the next calibration or maintenance time interval based on a product of this normalized calibration or maintenance time and a given reference time interval.

2. 发明申请

US20190050822A1 METHOD AND SYSTEM FOR MAINTAINING A MEASURING POINT IN A PLANT OF PROCESS AUTOMATION 审中-公开
公开(公告)号：US20190050822A1
公开(公告)日：2019-02-14
申请号：US15756188
申请日：2016-08-12
申请人： Endress+Hauser Process Solutions AG , ENDRESS+HAUSER MANAGEMENT AG , ENDRESS+HAUSER GMBH+CO. KG , ENDRESS+HAUSER INFOSERVE GMBH+CO. KG , ENDRESS+HAUSER MESSTECHNIK GMBH+CO. KG
发明人： Marc Baret , Georg Hauss , Ulrich Kaiser , Michael Maneval , Markus Nick
IPC分类号： G06Q10/00 , G05B19/418 , G06Q50/04 , G06F17/30
摘要： The invention relates to a method and to a system for maintaining a measuring point in a plant of process automation, comprising at least one plurality of field devices, which are located in a storage area, a database for storing a product type of each of the plurality of field devices and associated device features of the plurality of field devices, and a computing unit, in which a substitution matrix is implemented, and which can access the database and there read out, store and/or associate data, and which calculates a suitability evaluation for each of the plurality of field devices.

3. 发明授权

US09354091B2 Method of determining a calibration time interval for a calibration of a measurement device 有权
标题翻译：确定测量装置的校准的校准时间间隔的方法
公开(公告)号：US09354091B2
公开(公告)日：2016-05-31
申请号：US14363871
申请日：2012-11-22
申请人： Endress + Hauser Messtechnik GmbH + Co. KG
发明人： Dimitri Vaissiere
IPC分类号： G01D18/00 , G06F17/40 , G06F19/00 , G05B19/401
CPC分类号： G01D18/008 , G01D18/00 , G01D18/006 , G05B19/401 , G06F17/40 , G06F19/00
摘要： A method of determining a calibration time interval for a calibration of a measurement device for measuring a quantity to be measured, which allows a safe optimization of calibration time intervals between consecutive calibrations. Performing a first calibration of the device at a first calibration time; adjusting, repairing or replacing the device and restarting the method from the beginning in case the first measurement error exceeds a predetermined error range including zero; performing a second calibration of the device at a second calibration time, adjusting, repairing or replacing the device and restarting the method from the beginning in case the second measurement error exceeds a maximum permissible error; determining the calibration time, at which a third calibration of the device shall be performed, and which is determined based on the first and the second measurement error, a probability density function for determining a measurement error of the device solely due to a calibration uncertainty inherent to the first calibration, a probability density function for determining a measurement error of the device solely due to a calibration uncertainty inherent to the second calibration, and the first and the second calibration time.
摘要翻译：确定用于测量待测量的测量装置的校准的校准时间间隔的方法，其允许连续校准之间的校准时间间隔的安全优化。在第一次校准时间内执行设备的第一次校准; 在第一测量误差超过包括零的预定误差范围的情况下，从开始调整，修理或更换设备并重新开始该方法; 在第二校准时间执行设备的第二校准，在第二测量误差超过最大允许误差的情况下，调整，修理或更换设备并从开始重新启动该方法; 确定应执行装置的第三次校准并且基于第一和第二测量误差确定的校准时间，用于仅由校准不确定性固有地确定装置的测量误差的概率密度函数第一校准，用于仅由于第二校准固有的校准不确定度以及第一和第二校准时间来确定器件的测量误差的概率密度函数。

4. 发明申请

US20200033813A1 METHOD OF DETERMINING A CALIBRATION OR MAINTENANCE TIME INTERVAL 审中-公开
公开(公告)号：US20200033813A1
公开(公告)日：2020-01-30
申请号：US16593028
申请日：2019-10-04
申请人： ENDRESS + HAUSER MESSTECHNIK GMBH + CO. KG
发明人： Dimitri VAISSIERE
IPC分类号： G04F13/00 , G01D18/00
摘要： A method of determining a calibration or maintenance time interval after which a specific measurement device of a given type for measuring a quantity to be measured on a measurement site of an industrial site shall be re-calibrated or maintained is described, comprising the steps of: determining a criticality (C) of the specific device, based on the criticality (C) setting a reliability target (RT) for the device, wherein the reliability target (RT) denominates the probability of the device to be compliant according to a predefined criterion at the end of the calibration or maintenance time interval to be determined by this method, defining compliancy ranges for a measurable degree of compliance of the device, selecting a reliability model for a reliability of the device as a function of a normalized time interval (tn) and a set of at least one parameter (c1, . . . , cm) from a variety of predefined reliability models, determining a separate set of parameters for the selected reliability model for each of the compliancy ranges based on prescribed reliability expectation values (RV(tnpd)) for each of the error ranges, which a reliability function associated with this error range shall comply to at at least one predefined normalized time (tnpd), determining the degree of compliance of the specific measurement device and based on the degree of compliance determining the corresponding compliancy range, determining a normalized calibration or maintenance time (tn) as the time, at which a reliability function (R(tn)) given by the selected reliability model and the set of parameters determined for this compliancy range equals the reliability target (RT), and determining the next calibration or maintenance time interval based on a product of this normalized calibration or maintenance time (tn) and a given reference time interval (TR).

5. 发明申请

US20140352399A1 Method of In Line Verification of a Flow Meter 有权
标题翻译：流量计在线验证方法
公开(公告)号：US20140352399A1
公开(公告)日：2014-12-04
申请号：US14365740
申请日：2012-12-07
申请人： Endress + Hauser Messtechnik GmbH + Co. KG
发明人： Dimitri Vaissiere
IPC分类号： G01F25/00 , G01F1/66
CPC分类号： G01F25/00 , G01F1/66 , G01F1/662 , G01F1/667 , G01F25/0007 , G01F25/003
摘要： A method of in line verification of a flow meter installed in a flow line by means of one or two ultrasonic clamp on flow meters to be installed in line with the flow meter uΔcomprising a preparatory phase, during which a virtual pipe diameter is determined, which if it had been applied during the simultaneous measurements would have minimized the differences between the measured flow indications of the flow meter and the measured flow indications, and comprising a verification phase, during which the ultrasonic flow meters are set up to determine their measured flow indications based on the virtual pipe diameter, during which simultaneously derived measured flow indications of the flow meter and the ultrasonic flow meters are recorded, and during which an alert is issued in case a deviation between simultaneously derived measured flow indications of the flow meter and the ultrasonic flow meter or between measured flow indications of the flow meter and averages of the measured flow indications of the ultrasonic flow meters respectively exceeds a predetermined deviation limit, which was set based on a measurement uncertainty inherent to the determination of the deviation.
摘要翻译：通过一个或两个超声波夹具在流量计上安装在流动管线上的流量计的在线验证方法，该流量计与流量计u＆Dgr一致安装;包括准备阶段，在该阶段期间确定虚拟管道直径，如果它在同时测量期间已经被应用，将使流量计的测量流量指示和测量的流量指示之间的差异最小化，并且包括验证阶段，在此期间，设置超声波流量计以确定其测量的基于虚拟管直径的流量指示，其中记录流量计和超声波流量计的同时得出的测量流量指示，并且在此期间发出警报以在流量计的同时导出的测量流量指示和超声波流量计或流量计的测量流量指示器和测量流量的平均值之间超声波流量计的指示分别超过基于测定偏差固有的测量不确定度而设定的预定偏差极限。

6. 发明授权

US10901371B2 Method of determining a calibration or maintenance time interval 有权
公开(公告)号：US10901371B2
公开(公告)日：2021-01-26
申请号：US16593028
申请日：2019-10-04
申请人： ENDRESS + HAUSER MESSTECHNIK GMBH + CO. KG
发明人： Dimitri Vaissiere
IPC分类号： G04F13/00 , G01D18/00
摘要： A method of determining a calibration or maintenance time interval after which a specific measurement device of a given type for measuring a quantity to be measured on a measurement site of an industrial site shall be re-calibrated or maintained is described, comprising the steps of: determining a criticality (C) of the specific device, based on the criticality (C) setting a reliability target (RT) for the device, wherein the reliability target (RT) denominates the probability of the device to be compliant according to a predefined criterion at the end of the calibration or maintenance time interval to be determined by this method, defining compliancy ranges for a measurable degree of compliance of the device, selecting a reliability model for a reliability of the device as a function of a normalized time interval (tn) and a set of at least one parameter (c1, . . . , cm) from a variety of predefined reliability models, determining a separate set of parameters for the selected reliability model for each of the compliancy ranges based on prescribed reliability expectation values (RV(tnpd)) for each of the error ranges, which a reliability function associated with this error range shall comply to at at least one predefined normalized time (tnpd), determining the degree of compliance of the specific measurement device and based on the degree of compliance determining the corresponding compliancy range, determining a normalized calibration or maintenance time (tn) as the time, at which a reliability function (R(tn)) given by the selected reliability model and the set of parameters determined for this compliancy range equals the reliability target (RT), and determining the next calibration or maintenance time interval based on a product of this normalized calibration or maintenance time (tn) and a given reference time interval (TR).

7. 发明授权

US09846072B2 Method of in line verification of a flow meter 有权
公开(公告)号：US09846072B2
公开(公告)日：2017-12-19
申请号：US14365740
申请日：2012-12-07
申请人： Endress + Hauser Messtechnik GmbH + Co. KG
发明人： Dimitri Vaissiere
IPC分类号： G01F25/00 , G01F1/66
CPC分类号： G01F25/00 , G01F1/66 , G01F1/662 , G01F1/667 , G01F25/0007 , G01F25/003
摘要： A method of in line verification of a flow meter installed in a flow line by means of one or two ultrasonic clamp on flow meters to be installed in line with the flow meter uΔ, comprising a preparatory phase, during which a virtual pipe diameter is determined, which if it had been applied during the simultaneous measurements would have minimized the differences between the measured flow indications of the flow meter and the measured flow indications, and comprising a verification phase, during which the ultrasonic flow meters are set up to determine their measured flow indications based on the virtual pipe diameter, during which simultaneously derived measured flow indications of the flow meter and the ultrasonic flow meters are recorded, and during which an alert is issued in case a deviation between simultaneously derived measured flow indications of the flow meter and the ultrasonic flow meter or between measured flow indications of the flow meter and averages of the measured flow indications of the ultrasonic flow meters respectively exceeds a predetermined deviation limit, which was set based on a measurement uncertainty inherent to the determination of the deviation.

8. 发明申请

US20140338420A1 Method of Determining a Calibration or Maintenance Time Interval 审中-公开
标题翻译：确定校准或维护时间间隔的方法
公开(公告)号：US20140338420A1
公开(公告)日：2014-11-20
申请号：US14247639
申请日：2014-04-08
申请人： Endress + Hauser Messtechnik GmbH + Co. KG
发明人： Dimitri Vaissiere
IPC分类号： G04F13/00
CPC分类号： G04F13/00 , G01D18/006
摘要： A method of determining a calibration or maintenance time interval, comprising the steps of: determining a criticality of the specific device, based on the criticality setting a reliability target for the device, wherein the reliability target denominates the probability of the device to be compliant according to a predefined criterion at the end of the calibration or maintenance time interval; defining compliancy ranges for a measurable degree of compliance of the device; selecting a reliability model for a reliability of the device as a function of a normalized time interval and a set of at least one parameter from a variety of predefined reliability models, determining a separate set of parameters for the selected reliability model for each of the compliancy ranges based on prescribed reliability expectation values for each of the error ranges, which a reliability function associated with this error range shall comply to at at least one predefined normalized time, determining the degree of compliance of the specific measurement device and based on the degree of compliance determining the corresponding compliancy range; determining a normalized calibration or maintenance time as the time, at which a reliability function given by the selected reliability model and the set of parameters determined for this compliancy range equals the reliability target; and determining the next calibration or maintenance time interval based on a product of this normalized calibration or maintenance time and a given reference time interval.
摘要翻译：一种确定校准或维护时间间隔的方法，包括以下步骤：基于所述临界度设置所述设备的可靠性目标来确定所述特定设备的关键性，其中所述可靠性目标符合所述设备符合的概率，到校准或维护时间间隔结束时的预定标准; 确定装置的可测量程度的符合范围; 根据来自各种预定义的可靠性模型的归一化时间间隔和一组至少一个参数选择可靠性设备的可靠性模型，为每个合规性确定所选可靠性模型的单独参数集合基于每个误差范围的规定的可靠性期望值的范围，与该误差范围相关联的可靠性函数应符合至少一个预定义的标准化时间，确定特定测量装置的顺应程度并基于确定相应的合规范围; 将归一化的校准或维护时间确定为由所选择的可靠性模型给出的可靠性函数和为该合格范围确定的参数集合等于可靠性目标的时间; 以及基于该归一化校准或维护时间与给定参考时间间隔的乘积来确定下一个校准或维护时间间隔。

9. 发明申请

US20170261972A1 Monitoring means and monitoring method for monitoring at least one step of a process run on an industrial site 审中-公开
公开(公告)号：US20170261972A1
公开(公告)日：2017-09-14
申请号：US15514856
申请日：2015-08-19
申请人： Endress + Hauser Messtechnik GmbH + Co. KG
发明人： Dimitri Vaissiere , Markus Nick
IPC分类号： G05B23/02
CPC分类号： G05B23/0275 , G05B23/0243 , G05B23/0256 , G05B23/027
摘要： Monitoring structure and a monitoring method for monitoring at least one step of a process performed on an industrial site is described, which allows prompt, reliable and efficient detection of disturbances based on readily available information, provided by the measurement results of the measurement devices involved in the performance of the step, and determined based on a model of the step, comprising primary models for the measurement devices comprising a basic function representing a time dependency of the measurement results of the device, a first property determined by best fitting the basic function to the measurement results obtained by the respective measurement device, a secondary model for each of the primary models, each comprising a second property given by a dispersion of residues between the measurement results obtained by the respective measurement device and the corresponding fitted function, and tertiary models for those pairs of measurement devices, which render correlated measurement results during faultless performance of the respective step, each tertiary model comprising a third property, given by a degree of correlation between simultaneously obtained measurement results of the respective pair of measurement devices during performance of the respective step, and a reference range for each of the properties, comprising a range within which the respective property is expected to occur during faultless performance of the step.

10. 发明申请

US20170145763A1 Drilling Rig and Method of Operating It 审中-公开
公开(公告)号：US20170145763A1
公开(公告)日：2017-05-25
申请号：US14331284
申请日：2014-07-15
申请人： Endress + Hauser Messtechnik GmbH + Co. KG
发明人： Ingo Knudsen , Rob Vermeulen
IPC分类号： E21B21/08 , E21B47/06 , E21B47/04 , G01N33/28 , E21B21/00 , G01F23/18 , G01N9/26 , E21B7/12 , E21B47/00
CPC分类号： E21B21/08 , E21B21/001 , E21B47/042 , G01F23/18 , G01N9/26 , G01N33/2823
摘要： A drilling rig which provides information, which may be used to detect abnormal drilling mud backflow, comprising: a drill string for drilling a borehole comprising a drill bit at its end, structure for pumping drill mud down the borehole inside the drill string through the drill bit, and up the borehole on an outside of the drill string, a riser surrounding the drill string above the borehole, an annulus enclosed between the riser and the drill string forming a passageway for drill mud rising from the bottom of the borehole on the outside of the drill string structure for measuring a level of the drill mud inside the annulus inside the riser above the borehole, comprising: a first pressure measurement device for measuring a first pressure prevailing inside the annulus at a first height and a second pressure measurement device for measuring a second pressure prevailing inside the annulus at a second height, structure for determining a density of the drill mud, based on a ratio of a pressure difference between the first pressure and the second pressure and a product of a height difference between the first and the second height and the constant of gravity, and means for determining the level, based on a ratio of the first pressure and a product of the density and the constant of gravity and/or based on a ratio of the second pressure and a product of the density and the constant of gravity.

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