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• Blueback Reservoir specialise in utilising the Ocean development platform for Petrel to build commercial plug-ins for Petrel • All of the plug-ins are designed to provide complimentary workflows and processes directly within Petrel • Blueback Toolboxes are 4 domain toolboxes containing 100+ tools and functionalities not available in standard Petrel • Blueback Geodata Investigator allows cross domain data analysis, 5 custom plot windows and data classification workflows • Blueback Seismic Reservoir Characterisation allows for EEI analysis, AVO classification and workflow enabled net pay • Blueback Rock Physics has a suite of tools that enable many quantitative interpretation workflows to be run • A selection of the tools from these plug-ins are presented below as advanced workflows that can be run directly with in Petrel Introduction Blueback Reservoir www.blueback-reservoir.com [email protected] [email protected] Blueback Support Portal: support.blueback-reservoir.com Enhanced Petrel Workflows Exploration to Production Advanced Data Analysis and Classification Workflows • Classification Workflows • Point Density Plots • Density Contour and PDF’s • Select data and assign a classification via GDI plot window • Create classification logs, volumes, points sets with discrete classification applied • Bin data to create a point density background plot in GDI • Contour data by density and create PDF surfaces • Matrix Plots • Quickly analyse many dimensions at the same time • Identify trends for further analysis • Contour data by density in GDI • Probability density function surface outputs Anomaly Reconnaissance • Create Intercept Gradient volumes • AVO Volume • Cross plot Angle Stacks • Utilise a GDI matrix window to plot • Quickly identify AVO anomaly's • Input angle stacks in the SRC intercept gradient process and calculate respective I/G volumes • AVO Anomaly Analysis • Load intercept gradient volumes and interactively assign AVO class • 3D, 2D, Wells, Numeric inputs • Mute background trends • Create AVO class volume with muted background trends • Filter by class and search for continuous AVO anomaly's • Visualise Seismic Anomaly Point Set • Quickly cross plot seismic volumes in GDI • Add filter to background trend and invert • Create an anomaly points set based on non filtered data Seismic Exploration, Interpretation Tools • Rank attributes according to their ability to approximate log response • Seismic Attribute Ranking • Investigate the frequency content between different surveys, vintages etc. • Export Average 1D Spectrums • Link spectrum probes across many volumes • Frequency Spectrum Analysis • Folded Seismic Stacking • (Common Contour Binning) • Sample a seismic volume along the contours of a surface • Calculate average, min, max amplitude along each contour • Resample and stack seismic along contours in to 2D section to amplify horizontal effects • Amplitude Balancing and Merge 3D • Run amplitude balancing across multiple surveys, before merging to create a single balanced volume for easier interpretation • Interpretation Attribute Annotation • Overlay seismic interpretation attributes from a corresponding section • Move vertically, resize etc. • Useful for correlating anomalies Extended Elastic Impedance, Inversion and Seismic Net Pay • Extended Elastic Impedance Wells • Extended Elastic Impedance - Seismic • Coloured Inversion / Spectral Blueing • Plot average seismic and well spectrums • Design operator to colour the seismic frequencies • Run CI operator in the CI process • Virtual EEI volumes created dynamically • See what Chi angle gives optimised Fluid /lithology volumes • E.g. Turbidite • Interactively find the chi angle that best differentiates between pay facies • Correlate EEI logs to target logs and seismic based on auto XCC plots • Design tuning wedge and de-tune the seismic • Calibrate to well and seismic • Create net pay maps • Seismic Net Pay Project Management and Reporting • Images • Images • Reports • Volumetric Analysis • Image File Loaded as 2D seismic • Import Geo Tiffs • Project Report • Set Image Coordinates • Create 2D seismic, well sections, structural maps images • Digitise line to load image along • Load image, set depth • Image loaded as 2D seismic • Interpret onto the image • Stretch and scale an image to 2 reference points • Interactively position the image • Import GeoTiffs with EPSG Coordinate system • Edit coordinate origins, extent position in-depth • Document project settings, object contents, history • Easy project handover • Document for partners • Quickly understand an inherited project • Project History Overview • View hierarchical history of a project • History by object, operation, user, month etc. • See all operations executed by a user or object • Industry Standard RPM models in Petrel • Overlay in GDI with data • Assign mineral and fluid sets and parameterise the model Quantitative Interpretation and Forward Modelling • Build and Parameterise Standard RPM’s • Fluid Substitution • Create Synthetics • Run Gassmann fluid substitutions • Advanced Dry Rock Modelling • Dynamic QC plots to visualise outputs before committing to output • Take a copy of ordinal data as a reference point. • Create synthetics from Vp, Vs, and Rho, for wells or seismic • QC before committing to outputs. • Singe angle, partial stack or stacked seismogram outputs • Multiple QI Workflows • Forward Modelling • Investigate Tuning Effects • Property Prediction • Property Model Validation Geomodeling QC and Analysis • Upscaled Log QC • Well > Geo > Sim QC • Interactive Facies Generator • Well Test and Simulation QC • Pressure Gradient Analysis • Automated QC of [U]logs vs. input for multi well • Zonal comparative averages • HCPV, Ø + K Thickness comparison • % Difference calculated • Load raw and upscaled well data, geo model and Upscaled SIM data to GDI investigation. • QC all data distributions and stats by zone, segment etc. • Load Pressure data directly into Petrel • Define pressure gradient range • Auto Fit pressure gradients to selections of data • Identify Contacts +/- • Build rules and interactively define facies for single/multiple wells • QC plots and dynamic log updates allows interactive classification and QC • Generate simulation pressure for direct comparison with obs pressure • Calibrate and screen geo models • Dynamic Point Sets • Make data selection • Create dynamic point set of data selected • Update selection in plot • Point set updated to reflect updated selection
