Boiler Exhaust Velocity

Limits to boilers exhaust velocites

Exhaust GasRecommended Exhaust Velocity
Ducts at minimum load < 4.0 < 13
Stack at minimum load < 5.0 < 16
Boiler with one-step burner (on - off) 5.0 - 8.0 16 - 26
Boiler with two-step burner (high - low) 10 - 15 31 - 49
Boiler with modulating burner 15 - 25 49 - 82
To keep the surface free from soot the velocity should exceed 3.0 - 4.0 9.8 - 13

Related Topics

  • Combustion - Boiler house topics - fuels like oil, gas, coal, wood - chimneys, safety valves, tanks - combustion efficiency

Related Documents

Tag Search

  • en: exhaus gas velocity limit
  • es: lĂ­mite de velocidad del gas exhaus
  • de: Exhaus Gasgeschwindigkeitsgrenze

Search the Engineering ToolBox

- "Search is the most efficient way to navigate the Engineering ToolBox!"

Engineering ToolBox - SketchUp Extension - Online 3D modeling!

3D Engineering ToolBox Extension to SketchUp - add parametric components to your SketchUp model

Add standard and customized parametric components - like flange beams, lumbers, piping, stairs and more - to your SketchUp model with the Engineering ToolBox - SketchUp Extension/Plugin - enabled for use with the amazing, fun and free SketchUp Make and SketchUp Pro . Add the Engineering ToolBox extension to your SketchUp from the Sketchup Extension Warehouse!

Translate the Engineering ToolBox!
About the Engineering ToolBox!

Support the ToolBox

If you find the Engineering ToolBox useful and want this website to be available tomorrow - and the days after tomorrow - enable ads or make a contribution!

Contribute to the Engineering ToolBox