Techso Engineering provides specialized engineering services for the design and verification of industrial flare systems, supporting clients throughout the entire project lifecycle — from conceptual development to detailed construction documentation and site support.
Flare systems represent critical safety components in oil & gas, petrochemical, energy, and industrial facilities, requiring a multidisciplinary engineering approach that integrates process, structural, mechanical, and safety requirements. Our team ensures that each system is designed to guarantee operational reliability, structural integrity, and full compliance with international standards.
Complete Engineering Scope
Our expertise covers all major types of flare systems, including:
- Self-supported flare stacks
- Guyed flare stacks
- Derrick and elevated flare structures
- Acid gas flares and auxiliary flare lines
We provide complete engineering development, including:
- Structural and mechanical design of flare stacks, risers, and support structures
- Wind and seismic verification according to international codes
- Fatigue, buckling, and dynamic behaviour analysis, including vortex shedding effects
Design and integration of auxiliary systems such as:
- Pilot gas systems
- Steam injection systems
- Ignition systems
- Acid gas risers
- Water seal drums
- Access ladders, platforms, and safety systems
Advanced Structural Analysis
Flare stacks are slender and highly loaded structures, often exposed to severe environmental conditions. Techso Engineering performs detailed structural verification using advanced calculation tools and finite element methods to evaluate:
- Static and dynamic loads
- Wind effects according to ASCE 7 and EN 1991-1-4
- Seismic loads according to Eurocodes and international seismic standards
- Thermal effects due to operating temperatures
- Stability and buckling behaviour
- Fatigue resistance over the design life
- This approach ensures maximum structural reliability, optimized material usage, and compliance with project specifications.
3D Modelling and Construction Documentation
All flare systems are developed using advanced 3D modelling platforms such as Autodesk Inventor, Tekla Structures, and Plant 3D. These models allow us to generate complete construction documentation, including:
- General arrangement drawings
- Fabrication drawings
- Material take-offs and bill of materials
- Connection and detail drawings
- Foundation loads
- The use of 3D modelling ensures full coordination between disciplines and reduces construction risks, installation time, and project costs.
Integrated Multidisciplinary Approach
One of Techso Engineering's key strengths is the ability to deliver complete flare system engineering as a single point of responsibility, integrating:
- Structural engineering
- Mechanical design
- Piping integration
- Civil and foundation loads
- Electrical and instrumentation interfaces
- This integrated approach simplifies project coordination, reduces engineering interfaces, and ensures fully optimized and constructible solutions.
Proven Expertise in Industrial Flare Projects
Techso Engineering supports clients worldwide, providing engineering services for new installations, revamping of existing flare systems, and independent structural verification.
Our engineering solutions are tailored to meet the specific technical, environmental, and regulatory requirements of each project, ensuring safe, efficient, and compliant flare system operation.
Gallery
International Codes & Standards
Software
- MecaStack
- NextGen
- Autodesk Inventor
- Tekla Structures
- Plant 3D
In this section
Relief Loads — API 521
Scenario analysis, governing case identification and flare header sizing to API 521.
Flare Tip & Stack Sizing — API 537
Tip selection and stack sizing to API 537, assisted and non-assisted configurations.
Thermal Radiation & Dispersion
Flame length and tilt, ground level radiation contours, exclusion zones and unignited release dispersion.
Stack Structural Design
Self-supported, guyed and derrick stacks: wind, vortex shedding, seismic, foundations and fatigue.
Stack Height Calculator
Preliminary flare stack height from the radiation criterion, with every intermediate result shown.
Aircraft Warning Light Radiation Shield
Radiation from the purge flame on a warning light, and whether the shield covers it.
Erection Procedures
Erection sequence, lifting studies, rigging arrangement and stability during assembly — including on live plants.