CMG Product Yearbook 2025 -

 All major releases, enhancements, and what they mean for your simulations.

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Integrated Production System Modelling

CoFlow™ is the industry’s first enterprise solution that allows reservoir and production engineers to truly collaborate on the same asset.

"THE GOLD STANDARD OF RESERVOIR SIMULATION"
UK Subsurface Manager

The multi-fidelity, multi-disciplinary, and multi-reservoir capabilities result in superior engineering and economic decisions, time savings when going from concept to field implementation, and optimization of field operations for high stakes assets.

Data Consistency & Advanced Fluid Modelling

Unified Integrated Production System Modelling (IPSM)

CoFlow is the only IPSM solution that ensures data consistency across disciplines and at interfaces of IPSM model components (reservoir – well – facility). The proprietary fluid blending techniques allow the use of different fluid models in reservoirs, wells, and facilities and blended fluid models at all fluid mixing locations, to enable accurate fluid behavior from sandface to process equipment, for all hydrocarbon and CO2 sequestration applications.

Uncertainty & Optimization Workflow

Seamless Workflow for Investment Decisions

Coupled with CMOSTTM, CoFlow enables a truly integrated uncertainty and optimization workflow where big investment decisions can be gauged with attention to subsurface uncertainties, allowing anything from reservoir to production facilities to be parameterized.

Multi-Fidelity

Optimize IPSM Models for Cost-Effective Accuracy

Increase accuracy without sacrificing cost by choosing the fidelity of various IPSM model components based on objectives and available data. Build fit-for-purpose models with cross-discipline sharing with high performance and no loss of accuracy. Combine production and reservoir models to create a single integrated model of your complete asset.

Usability & Extensibility

Streamlined and Easy-to-Use

Traditional IPSM workflows require expert users to set up the integrated production simulation model. Using the modern IPSM workflow, CoFlow is designed to improve usability and productivity across all disciplines, as well as user experience.

The single platform allows teams to easily audit and quality control models. An easy-to-use interface includes a comprehensive set of integrated workflows which enables all skill levels to successfully create and set-up IPSM projects. The extensible architecture allows organizations to add proprietary technology or seamlessly interact with other tools in their corporate workflow. The full Application Programming Interface (API) allows users to customize the workflow for reservoir or production engineering best practices.

Integrated production simulation model for CSS development

Benefits

Key Features

Training

Take your technical skills from the classroom to your workplace

CoFlow™ is the industry’s first enterprise solution that allows reservoir and production engineers to truly collaborate on the same asset.

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Frequently Asked Questions

CoFlow is CMG’s IPSM solution that unifies reservoir, well, and surface facility models in one environment. Unlike traditional workflows that rely on disconnected tools, CoFlow offers simpler setup, consistent data, fluid blending, and built-in uncertainty and optimization workflows.

CoFlow uses proprietary fluid blending wherever distinct fluids mix, such as across PVT regions or shared facilities. It supports black oil, K-value, EOS, and mixed fluid models, helping preserve accurate fluid behaviour across the full system.

Yes. CoFlow supports EOR processes such as WAG and seawater injection, plus CO₂ and H₂ storage. For CO₂ storage, it includes advanced physics such as pressure-enthalpy-based flash calculations, enabling accurate pure CO₂ phase-behaviour modelling across reservoir and surface systems.

CoFlow combines wellbore and facilities workflows into a single interface. It supports completion and artificial lift design, VLP and IPR tuning, nodal analysis, steady-state network modelling, decline curves, and tank models. These can be coupled with dynamic reservoir models for forecasting, uncertainty analysis, and optimization.

No. Unlike with other IPSM tools, existing simulator datasets do not need any modification to couple with CoFlow. Users can import a CMG DAT file, and CoFlow automatically loads key data such as fluid models, well trajectories, constraints, and group controls to speed IPSM model setup.

CoFlow includes parameterization for sensitivity analysis, uncertainty management, and optimization across subsurface, surface, and operational variables. These parameters are automatically available to CMOST, enabling seamless end-to-end uncertainty analysis and optimization for field development and operations.

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