Transcription of Presented by - Storm Technologies, Inc.
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Presented by - Storm Technologies, Inc.
Presented by:Stephen K. StormStorm Technologies, Inc. (USA)John GuffreParagon AirheaterTechnologies (USA)June 8-10, 2010, Amsterdam, HollandIntroduction TheAirheateraccountsfor~10%ofaunit FD Fans ID Fans Pulverizers BurnersThe Airheater impacts the efficiency of most plant equipment Precipitators Bag houses Boiler Operation Environmental Equipment (SCR, FGD)Evaluating Air Heater Performance Airheaterleakagecanoccurfromdifferentpat hs. Path1:Normalairflowpath Path2:Normalgasflowpath PathA:AmbientFDfanleakingdirectlytotheAP HGasOutlet PathB:Pre-heatedFDfanairflowshortcircuit ingtheAPH PathC:AmbientFDfanairleakingaroundairhea ter. PathD:HotgasexitingboilerLeakage paths through aregenerative air heaterGases Leaking Past the SealsBypass Seal leakage passing the axial seals into the gas flowBypass Seal leakage passing around the APH into the warm air flowBypass Seal leakage passing around the APH into the cold gas flowHot Radial Seal LeakageCold Radial Seal LeakageGAS SideAIR SideCircumf
Introduction • The Air heater accounts for ~10% of a unit’sthermal efficiency and is a critical component of combustion system. Air heater leakage has a major
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