Innovative Dust Explosion Prevention Technology

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Olds Elevator offers an unique bulk solid movement product with the innovative Vertical Bulk Material Conveyor, which reduces the probability of dust explosions in the manufacturing process.

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Innovative Dust Explosion Prevention Technology

  1. 1. Conventional Bulk Material Elevating Systems P.W. Wypych, P. Olds and R. Olds, R. McIntosh; Developments in Bulk Material Elevation Technology
  2. 2. Bucket Elevator Discharge
  3. 3. Bucket Elevator Ignition Sources <ul><li>Sparking caused by impact </li></ul><ul><li>Tramp metal or broken bucket </li></ul><ul><li>Misalignment of belt/chain/screws </li></ul><ul><li>Ignition caused by overheating bearings or pulleys </li></ul><ul><li>Frictional heating caused by buckets shearing against product </li></ul>
  4. 4. Conventional Screw Conveyor Explosion Isolation Choke Eckhoff, R.K., Dust Explosions in the Process Industries, 2 nd Edition, Butterworth-Heinemann, U.K., 1997.
  5. 5. Examples of Existing Explosion Isolation Devices <ul><li>Chokes </li></ul><ul><li>Rotary valves </li></ul><ul><li>Automatic fast-acting valve systems </li></ul><ul><li>Flame front diverters </li></ul><ul><li>Chemical isolation systems </li></ul>Source: NFPA 654
  6. 6. Olds Elevator Full Bore Flow Natural Choke P.W. Wypych, P. Olds and R. Olds, R. McIntosh; Developments in Bulk Material Elevation Technology
  7. 7. Peter Olds-Inventor Demonstrating Innovative Technology
  8. 8. Top of 20’ Olds Elevator Discharge Full-Bore Flow Photo Credit: Richard McIntosh
  9. 9. Olds Elevator Innovative Technology Photo Credit: Richard McIntosh
  10. 10. In-Feed Pickup Scoop Process Photo Credit: Richard McIntosh
  11. 11. In-Feed Pickup Scoop P.W. Wypych, P. Olds and R. Olds, R. McIntosh; Developments in Bulk Material Elevation Technology
  12. 12. 4&quot; x 20' Elevator Feeding Biomass Pellets to Gasifier (Class 1, Div 1 XP environment )
  13. 13. Olds Elevator LLC 12 B Park Avenue Hudson, NH 03051 Tel: 603 882 8899 Fax: 603 882 8855 [email_address] www.oldsusa.com

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