Once-Through Steam Generators
Express Integrated Technologies has developed a family of Once-through Steam Generators for the heavy oil production market which are used in two production techniques—SAGD and CSS.
The Express Integrated Technologies Once-through Steam Generator is a traditional horizontal cylindrical design with unique water circuiting to enhance the performance of the OTSG.
Typical Features of OTSG Equipment
- Flue Gas Recirculation – for NOx emission reduction
- Heated Skid Enclosures – for improved operation & maintenance environment
- On-line Steam Quality Measurement and pass balancing
- Forced Circulation Designs for ASME Quality Water
- Self-contained Air Pre-Heater Systems
- Integral Steam / Water Annex Buildings
- Cr-Moly Pipe for improved erosion characteristics
- 6 Pass 3-inch Designs
- 4 Pass 4-inch Designs
Each unit is custom designed to client-specific project requirements. This includes thermal design, 3D modeling of all components, pipe stress analysis, instrumentation and controls design to provide a reliable product.