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Safeguarding Industrial Dust Collection During Temperature Spikes and Excursions

OVERVIEW

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Virtually all industrial processes generate emissions that require robust collection systems to ensure process efficiency, reliability, safety, and environmental compliance. Pulse-jet filter baghouses have proven to be the most versatile type of collection devices for addressing harsh conditions common to many industrial dust collection applications. Careful selection of the fabric filter bag material in baghouses is critical to managing these conditions. In many cases, thermal durability becomes the critical factor. When the upper-temperature limit of the fabric is exceeded during short temperature spikes or longer overages, filter degradation and eventual failure occur. Temperature spikes, which can cause sudden catastrophic failures such as melting and catching fire, can result from process & fuel source changes or maintenance activity. Less obvious filter bag failure modes are attributable to physical changes, including embrittlement and shrinkage.

Evonik’s P84® polyimide fiber provides a proven, high-temperature filter media for use in operating conditions reaching a maximum of 500°F. This robust filter media can be seen in waste to energy plants, cement plants, lime kilns, smelting, glass, and ceramic plants. To increase the filter media thermal durability, specifically for high-temperature applications which may be vulnerable to temperature spikes or overages, Evonik has introduced P84® HT, specifically designed to handle temperatures above 500°F.

During this informative webinar, Nathan Schindler, U.S. Technical Sales Manager, Evonik Corporation, and Keith Ogilvie, Technical Director, National Filter Media, discuss the technical and economic benefits of P84® HT filter media in high-temperature dust collection applications. Specific topics covered will include:

  • P84® HT performance under temperature spike conditions in a cement kiln/raw mill filter

  • Reduction in P84® HT media shrinkage at spike temperatures of 518°F and 554°F

  • Retention of P84® HT filter media strength and flexibility at 530°F

  • Achieving lower operating costs through reduced ΔP

  • How does reduced pressure drop and recovery translate into lower operating costs?

  • P84® HT designed with a higher A/C ratio decreases capital costs

  • Reducing cement MACT compliance costs using P84® HT

Who should attend:

  • Owners and Operators of Baghouses

  • Managers and Engineers at cement, lime, chemical, asphalt, foundry, and metals plants

  • Maintenance Personnel

  • Bag Manufacturers

  • Baghouse OEM’s

  • AE’s / EPC’s

Attendees can ask questions during the Q&A session of the webinar.
Register today to secure your spot in this free webinar!

PRESENTERS

Nathan Schindler | US Technical Sales Manager | Evonik Corporation

Nathan Schindler has twenty years of experience in all aspects of the combustion and air pollution emission control technologies.  Nathan has a B.S. in Chemistry with a minor in Mathematics from Fairfield University.  He also has law degree from UConn with a certificate in Intellectual Property Studies.  Prior to working for Evonik Corporation, he served for six years as the Aftermarket Sales Manager/Product Manager for Peerless Mfg. Co. / Combustion Components Associates, Inc.  He was responsible for sales of all combustion upgrades, retrofits, services, and spares within the division. Previously responsible for of all aspects for commercial development of the fuel conversion market. He began his career at Combustion Components Associates in, Inc in 2002 as a design engineer and previously worked for John Zink Co., LLC as a project engineer.

Keith Ogilvie | Technical Director | National Filter Media

Keith Ogilvie has 35 years of field experience and textile expertise with industrial air pollution control equipment. Keith a graduate of Randolph-Macon College. Prior to his tenure with National Filter Media, Keith was with Hamon Research-Cottrell and Midwesco Filter Resources. Knowledgeable in the application of textile fibers, ePTFE membrane and other dust collector components.

John Evans | Moderator, Q&A Administrator | Krishnan & Associates


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