Abstract

Risk assessment is one of the main tools that oil and gas industries use to assess the hazards and risks in their facilities worldwide. Qualitative and quantitative risk assessments are carried out at various phases of the process industry: conceptual stage, design stage, construction stage, operational stage, decommissioning stage, etc. The quantitative risk assessment is directed during the detailed design stage to decide the spacing and layout out of equipment for safe operation and maintenance of oil and gas industries. The equipment layout and spacing are based on the safe distances are to be carried out on various design safety studies. In this work, a study was carried out on upstream onshore natural gas gathering stations and associated equipment and pipeline networks. The fire, explosion assessment, and toxic gas dispersion are conducted to evaluate how it affects people, assets, and the environment. Whether the design protection systems are adequate to mitigate the consequences or any additional measures to reduce risk to an acceptable level is analyzed.

Highlights

  • The use of natural gas is increasing day by day in several sectors, in power generation, which might be due to its cost-effectiveness and environmentally-friendly behavior compared to other regular fuels [4,5]

  • The previous researchers have used several strategies to minimize and/or mitigate the risk associated with the failure of the Gas supply and management system, but less research has been conducted on the Quantitative risk management approach (QRM)

  • Quantitative risk evaluation is significant for risk management and is used to evaluate the danger of natural gas transported by urban pipelines and enhance safety standards [22]

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Summary

Introduction

Publisher’s Note: MDPI stays neutral with regard to jurisdictional claims in published maps and institutional affiliations. The previous researchers have used several strategies to minimize and/or mitigate the risk associated with the failure of the Gas supply and management system, but less research has been conducted on the Quantitative risk management approach (QRM). The present study was aimed to sight in-depth the QRM strategy to effectively manage the risk-causing factors related to the failure of the gas supply system [7,12]. Quantitative Risk Management (QRM) is an essential risk management program for the natural gas supply system and enhances safety performance [13]. Quantitative risk evaluation is significant for risk management and is used to evaluate the danger of natural gas transported by urban pipelines and enhance safety standards [22]. How the Quantitative Risk Management technique can help to allocate and manage the pipeline failure associated risks?

Materials and Methods
Hazard Identification
Frequency Analysis
Consequence Analysis
Risk Assessment of Identified Project Hazards
Natural gas pipeline incidents
Pipeline Failure Potential Hazards
Pipeline Failure Frequency Analysis
Pipeline
Pipeline Failure Ignition Probability
3.10. Pipeline Failure Consequence Analysis
3.11. Zone Threat
Objective
3.13.4. Crisis Coordinators
3.13.5. Fire Safety Coordinator and Fire Team
3.13.6. Search Party Leader
3.14. Emergency Classification
3.14.2. Level 2 Emergency
3.14.3. Level 3 Emergency
3.15.1. Declaration of Emergency
3.15.2. Information to Public
3.15.3. Termination of Emergency
Conclusions
Full Text
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