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Material Balance Analyser

Reservoir Evaluation & Forecasting

Material Balance Analyser delivers fast, reliable reservoir insights using material balance and proxy modelling – without full-scale simulation

Simplified Reservoir Analysis Using Material Balance

tNavigator’s MBA (Material Balance Analysis) module is reservoir analysis software that estimates key reservoir parameters, evaluates performance and forecasts production using a fast, simplified modelling approach. By combining material balance techniques with proxy models and history matching, it delivers insights quickly, without the need for full-scale simulation.


Simplified Proxy Modelling

Use single-block reservoir models to quickly evaluate key parameters and generate forecasts without the complexity of full simulation.

Integrated Reservoir Workflows

Connect MBA with other tNavigator modules, including Well Designer and Network Designer, to analyse performance within a broader system context.

Advanced History Matching

Apply automated history matching and quality control processes tailored to material balance workflows, improving model reliability.


Material Balance Analyser supports a wide range of reservoir engineering workflows:

  • Material balance modelling – estimate reservoir parameters using analytical approaches.
  • Single-block proxy models – build simplified models for rapid evaluation.
  • History matching – calibrate models against production data.
  • Production forecasting – predict short-term and long-term reservoir performance.
  • Multi-reservoir systems – model interconnected reservoirs and aquifer support.
  • Aquifer modelling – simulate water influx and reservoir drive mechanisms.
  • Scenario evaluation – test development strategies quickly and efficiently.
  • Integration with simulation workflows – use insights to initialise or validate detailed simulation models.

Material Balance Analyser is fully integrated within the tNavigator platform:

  • Feed insights into reservoir simulation models for detailed analysis.
  • Align with Model Designer for model preparation and evaluation, including converting a dynamic model case directly into an material balance analysis model.
  • Integrate with Well Designer and Network Designer for production system analysis.

A fast-screening tool within a fully integrated modelling workflow

Common Use Cases

  • Rapid reservoir screening and evaluation
  • Estimating original hydrocarbons in place (OHIP)
  • Analysing reservoir drive mechanisms
  • Supporting early-stage field development planning
  • Performing quick production forecasts
  • Validating simulation results