Liquefied Natural Gas (LNG) Safety Products and Services

Liquefied Natural Gas (LNG)

Understand the potential risks of your new or existing facilities with Gexcon’s comprehensive Liquified Natural Gas (LNG) safety solutions.

 

Liquefied Natural Gas (LNG) Safety
LNG spill in the city simulated with FLACS-CFD

 

Liquified Natural Gas (LNG) is the cleanest known fossil fuel. As the world moves towards decarbonization, LNG is expected to be a key part of the energy mix. However, the process to liquefy, store, and distribute this fuel presents several challenges from a safety point of view. The software and services offered by Gexcon help clients understand and mitigate these challenges.

 

 

Engineering software for safety and design optimization

Perform your safety studies with authoritative consequence and risk modelling software.

FLACS-CFD advanced 3d consequence modelling software to analyse hazards in the Liquefied Natural Gas (LNG) industry

FLACS-CFD (3D consequence modelling tool)

FLACS-CFD is an advanced tool capable of simulating LNG spills on water or land into sumps and trenches and pressurised, flashing jet releases.

FLACS-CFD provides a computational environment where users can track the LNG source term’s evolution (LNG pool or flashing jet) and of the resulting vapour cloud simultaneously.

The effect of terrain and obstructions is incorporated for a realistic simulation of the entire accident scenario.

 

EFFECTS & RISKCURVES (2D consequence modelling and QRA tool)

EFFECTS & RISKCURVES are perfectly equipped to model LNG related scenarios. Its internal consequence models, like pool evaporation (also from water), pool fire and (heavy) gas dispersion have been validated against experimental values, providing trustworthy and realistic results.

 

Shell FRED & Shell Shepherd (2D consequence modelling and QRA tool)

For more than 40 years, Shell FRED & Shell Shepherd have been developed by Shell’s engineers who understand first-hand the need for accurate results and actionable outputs.

Shell has performed numerous large-scale experiments, including LNG, for validation purposes to ensure users obtain reliable results.

 

 

 

Consulting services for a safe and regulatory compliant LNG facility

Gexcon Consulting offers a full spectrum of safety studies for LNG facilities. Our consultants have experience working with various types of LNG facilities, and from all parts of the facility life cycle. They are also expert users of the Gexcon software products and can give advice on what tools are appropriate for your safety study.

Key services include:

  • Early-stage risk analysis to identify potential hazards
  • Full facility risk analysis to map risk exposure on-site and off-site
  • Verification of safety studies to make sure they comply with relevant regulations
  • Detailed modelling of LNG release consequences
Read more about Gexcon Consulting’s service offering here.

 

 

Incident investigation

Understand the causes of incidents or near misses to prevent similar accidents from reoccurring in the future. Gexcon can help with all aspects of incident investigations, from coordinating the investigation to conducting root cause analysis, providing recommendations, implementing strategies to prevent further incidents from occurring, and acting as expert witnesses in ongoing investigations.

 

 

Product testing for certification

Manufacturers of equipment and protective systems used in explosive atmospheres need to comply with certain regulations (such as ATEX or CSA) to sell their products to the market. Our testing facilities allow for equipment manufacturers to assess their products’ ability to prevent them from becoming an ignition source and their ability to protect against the consequences of explosions.

 

 

Passive Fire Protection (PFP) testing

Gexcon’s PFP testing can help you assess the fire resistance of PFP products to be used on pipes, valves, structural elements, etc. The test simulates a jet fire caused by a leak in a pipe that contains flammable fuel at high pressure.

 

 

Courses for upskilling your team in process safety and risk management

Expand your team’s skills to improve productivity and meet your company quality standards with Gexcon’s process safety and risk management courses. Available topics include:

  • Hazards Associated with Small Scale LNG Installations
  • Self-Declaration of Mechanical Equipment to be Used in Flammable Atmospheres
  • Hazardous Area Classification

 

 

 

Contact us for more information

 

Contact us

 

 

 

Learn more about safety and risk management in the Liquefied Natural Gas (LNG) sector

Case Study
The effects of terrain modelling on risk contours for a Liquid Biogas (LBG) plant

The effects of terrain modelling on risk contours for a Liquid Biogas (LBG) plant

This case study highlights the importance of correct terrain modelling when assessing risk related to a Liquid Biogas (LBG) plant in a hilly area.

blog
How to do a Quantitative Risk Assessment (QRA)

How to do a Quantitative Risk Assessment (QRA)

This article discusses the main steps required to perform a QRA to evaluate all potential loss of containment scenarios involving the release of dangerous chemical substances in process, chemical and petrochemical facilities.

blog
Fire and explosion hazards: What to expect if there is a leak

Fire and explosion hazards: What to expect if there is a leak

This article will explain the importance of assessing the consequences of a potential release of a hazardous chemical substance and introduce you to the different dangerous phenomena that can occur upon such a loss of containment scenario.

blog
Working with the UK’s first ever multifunctional LNG Terminal.

Working with the UK’s first ever multifunctional LNG Terminal.

Gexcon Consulting recently worked with the UK’s largest LNG storage facility located on the Isle of Skye, Scotland. The facility is located at a fish feed production factory and therefore presents a very different level of risk than the primary operations.

blog
Modelling dense gas dispersion in urban environments

Modelling dense gas dispersion in urban environments

Unsuitable dispersion modelling may under/ over predict the dense gas hazards, resulting in the implementation of unnecessary risk reduction measures.

blog
The 7 essential hazards in LNG facilities

The 7 essential hazards in LNG facilities

A key risk in LNG facilities is an uncontrolled release of a cryogenic, toxic, or flammable fluid. Such releases can originate in various parts of the process system.

Case Study
Pre-Operations Safety Report for LNG Storage Facility

Pre-Operations Safety Report for LNG Storage Facility

Advise on all aspects of process safety during the final phase of development and installation of a new LNG storage facility.

To complete the predictive and technical aspects of the pre-operations safety report for the site as an upper-tier establishment under the COMAH regulations.

Course
Hazardous Area Classification

  Hazardous Area Classification

Hazardous area classification is an important first step towards reducing the likelihood of ignition of clouds of flammable gas, vapour, and/ or dust. Mechanical and electrical equipment used inside a classified area shall be approved for use in that area. The classification concerns areas both inside and outside process equipment and is closely related to release and dispersion phenomena. Ventilation…

Course
Hazards Associated with Small-Scale LNG Installations

  Hazards Associated with Small-Scale LNG Installations

Small-scale Liquefied Natural Gas (LNG) installations are getting more and more popular. They range from truck-filling stations to small-scale liquefaction plants. We offer an advanced course on the analysis of explosion and other hazards for small-scale LNG facilities. It addresses multiple hazards associated with LNG facilities, including LNG release and dispersion, explosion modelling, cryogenic spills, prevention and mitigation, probabilistic risk…

Course
Self-Declaration of Mechanical Equipment to be Used in Flammable Atmospheres

  Self-Declaration of Mechanical Equipment to be Used in Flammable Atmospheres

The ATEX Directive 2014/34/EU demands that electrical and mechanical equipment to be used in potentially explosive areas is approved for that purpose. This approval can be performed by the manufacturers themselves if the equipment is to be used in zone 2 and 22 for electrical and mechanical equipment, and in zone 1 and 2 and 21 and 22 considering mechanical

Our services that support the Liquefied Natural Gas (LNG) sector

Incident investigation and litigation support

Incident investigation and litigation support

Gexcon can help with all aspects of incident investigations, from coordinating the investigation to conducting root cause analysis, providing recommendations, implementing strategies to prevent further incidents from occurring, and acting as expert witnesses in ongoing investigations.

Process safety and risk management

Process safety and risk management

Process safety and risk management in process facilities involve the systematic identification, assessment, and mitigation of risks associated with the operation of industrial processes.

Consequence and risk modelling studies

Consequence and risk modelling studies

Companies handling flammable and/or toxic materials are exposed to hazards during storage, transporting, and processing. As such, it is crucial to understand the consequences of a potential loss of containment of a hazardous event when performing a risk assessment.

Process Hazard Analysis (PHA)

Process Hazard Analysis (PHA)

Most industries work with potentially hazardous materials, either they are in the form of gases, liquids, or dust. Knowing how these materials are potentially harmful, it is an obligation for companies working with such materials to identify and evaluate the dangers involved.

Regulatory compliance

Regulatory compliance

Compliance with safety regulations helps prevent accidents, injuries, and occupational illnesses by implementing measures to mitigate hazards, ensuring proper training, and providing a safe working environment.

Ignition Hazard Assessment for mechanical equipment and protective systems

Ignition Hazard Assessment for mechanical equipment and protective systems

Equipment and protective systems used in explosive atmospheres shall be assessed according to their ability to prevent them from becoming ignition sources and their ability to protect against the consequence of an explosion.

Testing of Passive Fire Protection

Testing of Passive Fire Protection

The manufacturers of PFP products need to ensure their products fulfil the required fire-resistant performance. Therefore, PFP products need to be verified through fire testing and certified by a third-party inspector.

Explosion Mitigation System Testing

Explosion Mitigation System Testing

Equipment and protective systems to be used in potentially explosive atmospheres must fulfill the essential health and safety requirements as described in the ATEX Directive 2014/34/EU.

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