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Highly accurate and reliable gravimetric feeding and dosing for direct and indirect firing for a variety of materials like crushed coal, pulverised coal or lignite dust, alternative fuels and biomass, limestone meal or hydrated lime

FLSmidth Pfister is the inventor of the patented rotor weighfeeder technology which has proved its reliability over 30 years in more than 3,000 successful installations in various application fields worldwide. The robust and wear-resistant design makes the system extremely reliable. Powered by the state-of-the-art control strategy ProsCon®, the flow rate is controlled in advance. This makes it possible to achieve highest short- and long term accuracy even within a large feed range. 

FLSmidth Pfister rotor weighfeeders are fully closed, dust-tight systems and optionally designed according to ATEX regulations. All Pfister® rotor weighfeeders require extraordinary low maintenance during their entire lifetime. This altogether guarantees outstanding availability and efficiency.

Especially for application in coal fired power plants FLSmidth Pfister has developed the following solutions:

  • Rotor weighfeeder Pfister® TRW-K for direct firing applications of crushed coal
  • Rotor weighfeeder Pfister® DRW for dosing of pulverized coal dust, lignite, petrol coke. This model is also the right choice for new technological applications like feeding pulverised lignite (TBK) directly into the boiler burners
  • Gravimetric belt feeder Pfister® GBF for dosing of crushed coal
  • Rotor weighfeeder Pfister® TRW-S for dosing of alternative fuels and biomass
  • Rotor weighfeeder Pfister® URW and rotor weighfeeder Pfister® FRW for dosing powdered materials like limestone

Pfister® rotor weighfeeders + prospective control ProsCon®: The innovative solution for stable metering of solid fuels.

Robert Krist
+49 821 7949 280
Staetzlinger Strasse 70, 86165, Augsburg, Germany
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