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Conventional Bulk Material Conventional Bulk Material Elevating Systems Elevating Systems P.W. Wypych, P. Olds and R. Olds, R. McIntosh; Developments in Bulk Material Elevation Technology

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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Page 1: Innovative Dust Explosion Prevention Technology

Conventional Bulk Material Conventional Bulk Material Elevating SystemsElevating Systems

P.W. Wypych, P. Olds and R. Olds, R. McIntosh; Developments in Bulk Material Elevation Technology

Page 2: Innovative Dust Explosion Prevention Technology

Bucket Elevator DischargeBucket Elevator Discharge

Page 3: Innovative Dust Explosion Prevention Technology

Bucket ElevatorBucket Elevator Ignition Sources Ignition Sources

Sparking caused by impact Sparking caused by impact

Tramp metal or broken bucket Tramp metal or broken bucket

Misalignment of belt/chain/screwsMisalignment of belt/chain/screws

Ignition caused by overheating bearings or Ignition caused by overheating bearings or pulleys pulleys

Frictional heating caused by buckets Frictional heating caused by buckets shearing against product shearing against product

Page 4: Innovative Dust Explosion Prevention Technology

Conventional Screw Conveyor Conventional Screw Conveyor Explosion IsolationExplosion Isolation

ChokeChoke

Eckhoff, R.K., Dust Explosions in the Process Industries, 2nd Edition, Butterworth-Heinemann, U.K., 1997.

Page 5: Innovative Dust Explosion Prevention Technology

Examples of Existing Explosion Examples of Existing Explosion Isolation DevicesIsolation Devices

ChokesChokes

Rotary valvesRotary valves

Automatic fast-acting valve systemsAutomatic fast-acting valve systems

Flame front diverters Flame front diverters

Chemical isolation systemsChemical isolation systems

Source: NFPA 654

Page 6: Innovative Dust Explosion Prevention Technology

Olds Elevator Full Bore Flow Olds Elevator Full Bore Flow Natural ChokeNatural Choke

P.W. Wypych, P. Olds and R. Olds, R. McIntosh; Developments in Bulk Material Elevation Technology

Page 7: Innovative Dust Explosion Prevention Technology

Peter Olds-Inventor Peter Olds-Inventor Demonstrating Innovative TechnologyDemonstrating Innovative Technology

Page 8: Innovative Dust Explosion Prevention Technology

Top of 20’ Olds Elevator Top of 20’ Olds Elevator Discharge Full-Bore FlowDischarge Full-Bore Flow

Photo Credit: Richard McIntosh

Page 9: Innovative Dust Explosion Prevention Technology

Olds Elevator Innovative Technology Olds Elevator Innovative Technology

Photo Credit: Richard McIntosh

Page 10: Innovative Dust Explosion Prevention Technology

Photo Credit: Richard McIntosh

In-Feed Pickup Scoop ProcessIn-Feed Pickup Scoop Process

Page 11: Innovative Dust Explosion Prevention Technology

In-Feed Pickup ScoopIn-Feed Pickup Scoop

P.W. Wypych, P. Olds and R. Olds, R. McIntosh; Developments in Bulk Material Elevation Technology

Page 12: Innovative Dust Explosion Prevention Technology

4" x 20' Elevator Feeding Biomass Pellets to 4" x 20' Elevator Feeding Biomass Pellets to

Gasifier (Class 1, Div 1 XP environmentGasifier (Class 1, Div 1 XP environment))

Page 13: Innovative Dust Explosion Prevention Technology

Olds Elevator LLC12 B Park AvenueHudson, NH 03051

Tel: 603 882 8899Fax: 603 882 8855

[email protected]

www.oldsusa.com