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2007 09 Wet Gas Performance Of Differential Pressure Flowmeters Evans Emerson

[…] that there can be significa nt differences in the correlations between meter ov er-reading and liquid content depending on the type of differentia l pressure meter being tested. Emerson Process Management conducted a series of we t gas tests on a standard orifice plate, a V-Cone, a Venturi and two Rosemount conditioning orifice plat […] … Continue reading

2018 22 An Innovative Approach To Increase Diagnostic Sensitivity In Ultrasonic Flow Meters

[…] path USMs are significantly affected by abnormal measurement and are ideal to be employed as an early warning system before fiscal accuracy gets affected. This paper summarizes test results from previous years and discusses an innovative approach on how to brin g the diagnostic sensitivity of a one path system into a standard four […] … Continue reading

Allocation Measurement By Use Of Multiphase Flowmeters

[…] for enhancing measurement quality. These should be used particula rly for allocation systems. Examples of such tools and systems are topside Phase sampler that can prov ide online feedback of PVT data directly into the set up of a PhaseWatcher Vx. Subsea sampling that a ddresses the need for establishing a correct equation of […] … Continue reading

8 2014 06 05 Arne Morten Dahl Kristin Tyrihans Field Allocation

[…] … Future technologies / opportunities • Virtual metering − Replace direct measurements by indirect analysis and modelling − Replace/complement MPFMs − «Model based allocation». Calculations based on online data model of the subsea system, updating based on sensor changes 2013 -02-25 18 2005 … 2009 2010 2011 2012 2013 2014 … Figure : ©FMC […] … Continue reading

2001 14 On Line Comparison Of The Speed Of Sound With Ultrasonic Gas Flow Meters Panneman N.V. Nederlandse Gasunie

[…] ultrasonic flow meters, which were initially calibrated using nitrogen. For these ultrasonic flow meters the measured speed of sound on all chords agreed within 0.1%. In their tests the deviation between the speed of sound measured with an ultrasonic flow meter and the speed of sound calculated with the AGA8 equation of state was […] … Continue reading

2004 20 Coriolis Mass Flow Meter Developments Increasing The Range Of Applications Tombs University Of Oxford

[…] open to the air, when the pump is switched off the Coriolis meter is drained by gravity, and so starts the next batch empty. Fig. 4: Small Test Rig With 15mm Flowmeter At the start of a batch the flow total is zeroed and the pump is switched on. When the totalised flow reaches […] … Continue reading

2011 P03 Virtual Flow Computer Systems For Fiscal Measurement And Allocation Calculations Jovanovic Centrica Production

[…] – a fast and configurable calculation cycle time of minimum 1 second are available, compared to 5-20 seconds by the former system. Greatly enhanced computational power enables online gas properties and flash calculations (formerly data was derived using polyn omial curve fit table calculations) providing a better representation of the J6A export gas mixture […] … Continue reading

2018 13

[…] built to relevant standards. • The Statpipe metering station is a conventional orifice station with 2 paralell 10 inch pipes. Density measurement in each pipe. Equipped with online GC. Upstream straight pipe 30,25 D. Downstream straight pipe 7,25 D. Calc ISO 5167 (1991). • The FLAGS metering station is a conventional metering station with […] … Continue reading

Vann I Olje Lab Analyse

[…] i dag mange laboratoriu m test metoder med hensyn på det å analysere vann innhold i råolje , ref eksempelvis ASTM ( American Society for Testing and Materials) dokumenter som ASTM D 4007 Test method for water and sediment in crude oil by centrifuge method. ASTM D 4006 Test meth od for water in […] … Continue reading

10 Independed Cone Meter Steven

North Sea Flow Measurement Workshop October 2013 1 Flow Disturbance Cone Meter Testing Gordon Stobie, GS Flow Ltd., formerly ConocoPhillips Company Richard Steven, CEESI Kim Lewis, DP Diagnostics Ltd Bob Peebles, ConocoPhillips Company 1. Introduction The cone meter is a generic Differential Pressure (DP) meter design. It operates according to the same physical principles […] … Continue reading

2007 02 Traceable Calibration Of Liquid Densitometers Glen TUV NEL

[…] 3 1 , (10) where > t the thermal expansion, and D t the isothermal compressibility, are functions of temperature for each of the indivi dual sinker materials. The maximum total uncertainty in the dilation of the fused sili ca artifact due to the combined effects of temperature and pressure is estimated to be […] … Continue reading

2011 01 Venturi Meters And Wet Gas Flow Leeuw Shell

[…] Wet Gas Flow Rick de Leeuw, Shell Global Solutions International B.V. Richard Steven, CEESI Hans van Maanen, Temporal Coherence B.V. ABSTRACT Wet gas measurement is becoming essential for the oil and gas industry. Venturi flow meters are often used for this purpose. As the produced liqui ds also contribute to the measured differential pressure […] … Continue reading

2011 22 Influence Of Deposits Or Changes In Wall Roughness On The Validity Of Calibration And Accuracy Ultrasonic Meters Horst Sick

[…] surface quality in a) the upstream pipe and b) of a complete meter package (upstream pipe and m eter) effect the meter accuracy. To achieve this a test was developed and conducted at the SICK ambient-air low-pressure test facility (Germany) and the KEMA high-pressure test– facility (Netherlands). The ability of the inherent meter diagnostic […] … Continue reading

2013 10 Flow Disturbance Cone Meter Testing Stobie GS Flow Ltd.

North Sea Flow Measurement Workshop October 2013 1 Flow Disturbance Cone Meter Testing Gordon Stobie, GS Flow Ltd., formerly ConocoPhillips Company Richard Steven, CEESI Kim Lewis, DP Diagnostics Ltd Bob Peebles, ConocoPhillips Company 1. Introduction The cone meter is a generic Differential Pressure (DP) meter design. It operates according to the same physical principles […] … Continue reading

2000 02 Advances In On Line Gas Chromatography In The Natural Gas Industry Pettigrew Daniel

[…] be overcome: From a practical point of view the implementation of multi-point calibration does require a certain amount of effort and expense. Several high accuracy, gravimetrically prepared, test gases are required. Complex calculations must be implemented in the data processing programme of the analyser. A consistent, ideally automated, system must be developed to run […] … Continue reading

2002 23 Development Of A Diagnostics Tool For Gas Turbine Meters Reeb Gaz De France

Paper 7.2 Development of a Diagnostics Tool for Gas Turbine Meters: the “Acculert G – II” Mr Bertrand Reeb, Gaz de France Mr Oliver Joachim, FMC Measurement Solutions North Sea Flow Measurement Workshop 22 nd – 25 th October 2002 1 Development of a Diagnostics Tool for Gas Turbine Meters: the “Acculert G – […] … Continue reading

2007 13 EuroLoop Metrological Concepts For Efficient Calibrations Van Der Beek Netherlands Measurement Institute

[…] d of Sound 700 k g/m3 750 k g/m3 self learning calibration 800 k g/m3 850 k g/m3 Figure 5: Speed Sound at 5 bara Figure 6: online T=f (SoS ) calibrato r T sos Main stream of one circuit EuroLoop 8/24 Design Details ‘HyCal ’ In this section, the design of the hydrocarbon […] … Continue reading

10 Gas Quality Parameters Where Gas Composition NorseResearch Mosland

North Sea Flow Measurement Workshop 22 -25 October 2019 Technical Paper 1 Gas quality parameters where gas composition cannot be measured online Eivind Nag Mosland, NORCE Norwegian Research Centre AS Camilla Sætre, University of Bergen and NORCE AS Kjell -Eivind Frøysa, Western Norway University of Applied Sciences and NORCE AS 1 INTRODUCTION At metering […] … Continue reading

NORCE 20 A101422 RA 1 Handbook For Uncertainty Calculations For Gas Flow Metering Stations

[…] meters in series (ultrasonic or Coriol is) With respect to gas quality, three configurations are covered: • Densit ometer (in addition to a “nominal” gas composition) • Online gas chromatography • Gas sampling and laboratory analysis at regular time intervals When the orifice metering station is se lected, no flow calibration is involved. The […] … Continue reading

17 Ultrasonic Gas Meter Without HP Calibration Sick

[…] in high pressure natural g as without high pressure calibration. Both, low pressure and high pressure calibration la b results are presented as well as wet gas test results with water and oil components. Additio nal measures make the meter highly robust even against high LVF and provide a reliable liquid presence detection possibility […] … Continue reading