provide specialist expertise and practical assistance in the configuration of metering systems...
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• Provide specialist expertise and practical assistance in the configuration of metering systems
• Investigation, analysis, review and documentation • Identify new technology
Metering Competency
Metering Types• Fiscal (Oil Export, Oil Offload, Gas
Export, Gas Import)• Allocation (Separator, Subsea, storage
tank)• Environmental (Fuel Gas, Flare Gas)• Other (Water Injection, Gas Lift, Gas
Injection
Locations• Subsea (Well Allocation)• Platform (Fixed Offshore Installation)• PSO (Floating Production, Storage and
Offloading Installation)• Terminal (Onshore Gas and Oil
Terminal)• Refinery (Onshore)
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• ISO5167:1991 (E) & 2003: (Differential Pressure Gas Flow rate Calculation)• AGA8:1994 (Gas Line Density Calculation from gas composition)• ISO6976:1995 (Gas Standard Density, CV and Wobbe Index Calculation from gas composition) • BS350:2004 (Unit Conversions)• BS ISO 17089- 1:2010 – Measurement of fluid flow in closed conduits – (Ultrasonic)• API, Manual of Petroleum Measurement Standards, Chapter 11.1 – (Volume Correction Factors)• API Chapter 5.6 Section 6 (October 2002) (Coriolis meters Flow Calculation)• API MPMS Chapter 12.2 1995 (Oil Flow Rate Calculation)• API MPMS Chapter 11.2.1 1984 (Oil Standard/Line Density and Compressibility factors Calculation)• API MPMS 12.2.1 1995 – Calculation of petroleum quantities using dynamic measurement
methods and volumetric correction factors• API MPMS 20.1 Appendix A.2 SI Units (Produced Water Volume Correction Calculation)• API Technical data book (metric version). (Dynamic Viscosity Calculation)• Isentropic Exponent Method presented at the 1988 North Sea Measurement Workshop• DECC, Oil and Gas Measurement Branch, Draft Measurement Guidelines, Revision 8, July 2012
Industry Standards
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S600+ Flow Computer/Soft Flow
• S600 – flow computer for fiscal measurement• Soft Flow – flow computer functionality in a single PLC
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• Supervisory• Fiscal, Allocation, Plant• Stream and Station Calculations• Proving facilities• Gas Chromatograph• Water-in-Oil Analyser• H2S Analyser• Moisture Analyser• Sampling & Batching
GEM – Generic Metering System
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• Time series Data Trending and Query Tool
• Data made available in Excel
Trend
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Report Management System
• Text and Graphics Data Reporting tool
• Web interface available• Formats - Plain text,
XML, HTML, PDF, Crystal
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PALS - Production Allocation System
• Hydrocarbon Accounting• Automated capture of data from disparate sources (emails, FTP, databases, PI)• Flexible calculation of Allocation• Audit trail
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DAR – Daily Activity Report
• Offshore and Onshore data input• Automated distribution of reports• Audit trail
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LENS – Loss Reporting System
• Record Well Losses• Perform analysis and derive performance efficiencies• Provide reports on loss opportunities & performance
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Data – Oracle / SQL Server / PI
• Hardware redundancy – clustering/failover• Matrikon OPC• Onshore replication• ProcessNet or ProcessBook
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Dataflow