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Oil & Gas Production

ANSYS softwareANSYS CFD and FEA simulation software has been widely used in the engineering and design of Oil & Gas production devices and procedures. Current SimuTech customers are using ANSYS FEA and CFD software to complete their Oil & Gas production projects.

SimuTech has also completed many FEA and CFD consulting projects directly associated with the production of Oil & Gas. In addition to simulation software and services, SimuTech is a leader in vibration diagnostics to the Oil & Gas industry as well.


engineering simulation software
Drill Bit Design

Design ElementChallengesSimulation Benefits
Drilling
  • Drill head design
  • Drilling fluids
  • Horizontal wells
  • Reliable cutting operations in harsh environments
  • Rapid product development cycle
  • Efficiency of cuttings removal is critical to maximize rate of penetration (ROP)
  • Nozzle design plays a major role in cuttings removal
  • Measurements and model visualizations are difficult and expensive
  • Analysis of drill bit and inner row interaction effectiveness
  • Detailed information for the flow field and shear rate characteristics, indicating effective drilling mud removal
  • Optimization
    • Cone cleaning, bottom hole cleaning
    • Cuttings evacuation
  • Erosion prediction
  • Understanding of cutting stresses
  • Ability to design for torque related mechanical stresses
Cementing/Mudflow in Casings
  • Complex flow of non-Newtonian fluid in eccentric gaps
  • Applications are common in directional drilling, cement jobs, and wellbore completion
  • Cutting accumulations in narrow gaps
  • Inconsistent cementing in casing
  • Detailed mapping of fluid including cutting, drilling fluid through the gap
  • Understanding the effect eccentricity and fluid viscosity
  • Evaluation of flow through casing for completion, cement job
  • Study of bore holing
Offshore Structures
Wind and Wave Loading
  • Structural safety for different wave and wind loading
  • Effect of wind direction and the associated forces
  • Fire and gas dispersion
  • Detailed mapping of wind loads on all elements of the structure
  • Ability to study the effect of underwater waves
  • Fluid-induced motion (FIM) studies
  • Studies which can account for extreme loads due to storms, including the effect of wind headings
  • Enhanced understanding of the forces and flow details around helicopter decks
  • Visual illustrations of recirculation and low flow areas for smoke and pollutant dispersion concerns
Offshore Structures and Hydrodynamics
  • Multi-body hydrodynamics
  • Wind/wave forces on offshore structures
  • Global performance
  • Moorings and DP systems
  • Load transfer for structural analysis
  • Fatigue and extreme condition design
  • Structural integrity of floating/fixed platforms
  • Multi-body linear and non-linear hydrodynamics and motion
  • 3D diffraction/radiation analysis
  • Frequency domain analysis
  • Non-linear time-history simulation
  • Analysis of coupled-line dynamics
  • Code compliance
  • Launch and jack-ups
Gas Dispersion
  • Design for safety of operation and crew in case of fire and chemicals leak
  • Account for effect of wind direction, species dispersion
  • Entrainment of exhaust fumes from vessels and flares 
  • Evaluate different configurations under various wind direction
  • Predict best locations for crew quarters and evacuation strategies
  • Placement of heli-deck
  • Design and placement of flares
Environmental Pollution Dispersion
  • Understand and eliminate the sources of accidental release of chemicals and pollutants
  • Predict dispersion behavior of pollutants and their downstream movement under various operating conditions and wind effects
  • Design equipment to the right specifications for different operations and for a broad range of applications
  • Simulate pollutant dispersion and what-if conditions for
    • Pool fires
    • Accidental release
    • Cloud dispersion
  • Evaluate different configuration under various wind directions
  • Design equipment to standard specification for pressure and operational requirements
  • Evaluate the structure and performance of stacks/chimneys
Blast Prevention
  • Transport of combustible  products and cargo
  • Study accident scenarios
  • Design integrity for offshore vessels and platform for both structural and safety concerns
  • Perform dynamic system response to accident scenarios
  • Evaluate structural designs and reinforcement options for sustaining blast forces
  • Understand the possible root cause of accidents
  • Evaluate the extent of damage for blast impact scenarios
LNG Plant Site Selection Operation and Design
  • Demand for natural gas has been growing over the last decades
  • Supply points are often far removed from demand centers
  • Impractical to transport in gaseous form
  • Large refrigeration plants built to liquefy the gas prior to shipping
  • Storage tanks and regasification plants built at end use locations
  • Provide efficient air cooling
  • Plant and site selection
  • Plant layout to optimize air intake temperature and velocity
  • The analysis and design is applicable to complex process plant used to produce LNG
  • Engineering simulation software can optimize the required intake temperature margins on air cooled equipment
  • Technique adds significant understanding to flow patterns and entrainment zones specifically
  • Effect of wind direction on entrainment of warmer air is estimated and can be incorporated into design modification