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Flare and Relief Systems: Design, Simulation, and Operation

Ensuring Safe Pressure Relief and Emission Control in Process Facilities

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Why Choose Us

The Flare and Relief Systems Training Course provides a comprehensive foundation in the design, sizing, simulation, and operation of pressure relief and flare systems—critical safeguards in oil, gas, petrochemical, and process industries. As plants continue to operate under tighter environmental regulations and increasingly complex process conditions, engineers must possess a deep understanding of how relief and flare systems function, interact, and respond during abnormal operating scenarios. This training course equips participants with practical knowledge to design systems capable of safely managing overpressure events, preventing equipment failure, and maintaining regulatory compliance.

This course explores the full spectrum of flare and relief system engineering, from relief device sizing and flare header hydraulics to dynamic simulation and dispersion analysis. Participants will learn how system behavior changes under fire exposure, utility failure, or simultaneous relief cases—factors often overlooked during basic design. The training emphasizes interpretation and application of international standards, such as API 520, 521, OSHA, and environmental emission requirements.

With industry case studies, hands-on examples, and scenario-based problem-solving, engineers gain practical insight into common design errors, operational challenges, reliability issues, and strategies for minimizing flaring and emissions. By the end of the course, participants will be equipped with the technical judgment needed to verify adequacy of existing systems, support engineering projects, and enhance overall plant safety performance.

This training course is essential for professionals involved in process safety, system design, or operational reliability who must ensure that flare and relief systems remain safe, efficient, and environmentally compliant.

Why Choose Flare and Relief Systems: Design, Simulation, and Operation
Course Goals

What are the Goals?

This Flare and Relief Systems Training Course is designed to strengthen both theoretical understanding and practical application of pressure relief and flaring concepts across process industries.

By the end of this training course, participants will be able to:

  • Understand the purpose, function, and critical safety role of flare and relief systems
  • Design and size relief valves, rupture disks, and associated piping systems
  • Calculate relief loads for fire, blocked outlet, thermal expansion, and other scenarios
  • Perform hydraulic evaluations for flare headers, knockout drums, and stack systems
  • Use dynamic simulation tools to analyze backpressure, system interactions, and transient behavior
  • Identify operational risks and apply effective mitigation measures
  • Evaluate environmental compliance requirements and flaring reduction strategies
  • Assess system integrity and troubleshoot common flare and relief system problems

Who is this Training Course for?

This Flare and Relief Systems Training Course is intended for professionals involved in process design, operational safety, and the management of overpressure protection systems. It supports both experienced engineers and those new to process safety fundamentals.

This training course will greatly benefit:

  • Process Engineers and Process Safety Engineers
  • Instrumentation, Control, and Mechanical Engineers
  • Design, Facilities, and Engineering Support Personnel
  • Maintenance and Reliability Engineers working with pressure systems
  • HSE and Environmental Compliance Professionals
  • Operations, Technical, and Control Room Staff involved in flare operations
  • Engineers responsible for plant modifications, debottlenecking, or system audits

The course is also suitable for professionals seeking to strengthen their knowledge of API-based pressure relief design, dynamic system behavior, and safe flare system operation.

Learning Approach

How will this Training Course be Presented?

This training course uses a blended and interactive learning methodology to maximize understanding, engagement, and practical application. Instructor-led technical presentations provide the foundational design principles, while group discussions encourage the exchange of operational experience from different process industries. Participants engage in worked examples, case studies, and design exercises to enhance their ability to evaluate relief scenarios, interpret simulation results, and identify system deficiencies.

Dynamic simulation demonstrations help participants visualize the transient behavior of relief loads, flare header backpressure, and system interactions during emergency conditions. The training format emphasizes real-world problem solving, operational troubleshooting, and compliance with global standards. By the end of the course, participants will have gained the confidence to assess, design, and optimize flare and relief systems safely and effectively.

The Course Content

Fundamentals of Flare and Relief Systems

  • Purpose and function of relief and flare systems
  • Types of pressure relief devices (PRVs, rupture disks, valves)
  • Introduction to flare system components and layout
  • Overview of applicable standards (API 521, ASME, OSHA, EPA)

Relief Valve Sizing and Selection

  • Causes of overpressure and relief scenarios
  • Calculating required relief rates for different cases (fire, blocked outlet, thermal expansion)
  • Relief valve selection and set pressure determination
  • API 520 guidelines and relief system documentation

Flare System Design and Piping Considerations

  • Flare header design: pipe sizing, pressure drop, velocity limits
  • Knockout drum sizing and configuration
  • Stack height, radiation, and dispersion considerations
  • Steam and air-assisted flares, smokeless operation

Dynamic Simulation and System Behavior Analysis

  • Tools for modeling flare and relief systems (e.g., Aspen HYSYS Dynamics, Flarenet)
  • Dynamic simulation of pressure relief scenarios
  • Impact of simultaneous relief loads and backpressure analysis
  • System integrity and thermal effects

Operations, Maintenance, and Environmental Compliance

  • Monitoring flare system performance
  • Maintenance and inspection requirements
  • Flaring reduction strategies and flare gas recovery systems
  • Case studies of system failures and mitigation plans
Recognition

Certificate

  • • Wallstreet Development Academy Certificate of Completion for delegates who attend and complete the training course.
Collaborations

In Partnership With

Anderson Copex Coventry