Understand the consequences of your hazards

Free-field empirical and phenomenological models

Computational Fluid Dynamics (CFD)

Computational Fluid Dynamics (CFD)

• Accident and incident investigation
  
• ALARP demonstration
• Consequence estimation for HAZOP, HAZID, PHA, LOPA
• Consequence input to your own QRA tool
• Emergency response planning
• Equipment design
• Escalation assessment
• Extent and severity assessment
• Facility siting and layout optimisation
• Hazardous area classification
• Regulatory obligations (e.g. safety reports)
• Vent and flare design
• Other general consequence estimation

• Advanced facility siting and layout optimisation
• ALARP demonstration
• Detailed design of fire mitigation measures
• Detailed understanding of dispersion and fires where geometries and terrains play an important role
• Impact assessment for firewalls, water mists, water curtains, deluge, monitors and sprinklers
• Optimisation of passive fire protection (PFP)
• Smoke analysis

• Advanced facility siting and layout optimisation
• ALARP demonstration
• Detailed understanding of explosions where geometries and terrains play an important role 
• Detailed design of explosion mitigation measures
• Impact assessment for blast walls and explosion relief panels

• 40+ scenario types
• Constant and time-varying discharge models, including effects of isolation and blowdown
• Weather definition (wind speed, atmospheric and substrate conditions)
• 2000+ materials from the DIPPR database
• User-specified materials
• Excel import for efficient study creation
• Map / plot plan import
• GIS coordinate systems
• Buildings for wake model or in-building releases
• Congested regions on the map for explosion modelling*
• Results in the form of dispersion concentrations, flame length, pool diameter, thermal radiations, flash fire, explosion overpressure and impulse, and toxic probit, dose and lethality
• Results presented in reports, 2D graphs, a 3D viewer, on maps or plot plans, and in tabular format
  
  
  * Available with Phast Explosion extension only

• Gas release model with or without ignition 
• Liquid pool spread model including calculation of evaporation rate
• Spray model for liquid and two-phase releases
• User-specified ignition point
• Spray model for modelling of fire mitigation by the use of water systems such as sprinklers and deluge
• Import of 3D geometry models and terrain models from common CAD formats
• Results presented together with the 3D geometry model
• High resolution heat load footprints on objects and structures
• Realistic visualisation of fires and gas clouds in a 3D viewer
• Calculation of equivalent stoichiometric gas cloud size as input  to CFD explosion simulations

• Efficient case generation and simulations
• Uses the same 3D geometry format as KFX
• Results presented together with the 3D geometry model
• Overpressure vs time at specified locations
• Average blast loads to walls and objects
• High resolution footprints of overpressure and drag forces on objects and structures

• Phast Explosions
• Phast Multi-Component
• Phast CFD - pool fire
• Phast CFD - jet fire
• Phast CFD - dispersion

• FAHTS for export of heat loads to USFOS for structural response calculations and optimised design of passive fire protection