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Sootblowers
Furnace
Convection area
Economiser
Air Preheater/
Gas-Gas Heater
SCR
Rake sootblower
SMART CLEAN ISB-
Intelligent on-load
boiler cleaning

Rake sootblower

PK-AT, PS-AT (see image above) and RK-AT

Main field of application
Cleaning of heat exchangers, DeNOx and air preheaters at flue gas temperatures < 700 °C.
Travels
Principle of cleaning

 

 

  • The blowing rake is equipped with high performance  nozzles – blowing element remains in the flue gas pass.
  • During the blowing process the blowing rake continues to move axially into the flue gas pass.
  • On reaching the front-side end position the direction of movement changes and the blowing rake returns to its starting position.

 
Special features

  • integrated stop valve with adjustable throttle disc for comfortable adjustment of the blowing pressure
  • temperature-resistant blowing rake material
  • high-performance nozzles
  • stainless feed tube material
  • travel monitoring by limit switch
  • integrated gear motor for advance movement
  • RK type with two-rack drive design for minimum stress and high stability
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