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Biomass Fuel Handling. Phillip C. Badger General Bioenergy, Inc. Florence, Alabama ORNL BFDP Review Mtg Memphis, TN November 7, 2001. The Process. Feedstock Characteristics. Fuel Preparation. Conversion Device Fuel Requirements. Presentation Review.

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Biomass Fuel Handling

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Biomass fuel handling l.jpg

Biomass Fuel Handling

Phillip C. Badger

General Bioenergy, Inc.

Florence, Alabama

ORNL BFDP Review MtgMemphis, TNNovember 7, 2001


The process l.jpg

The Process

Feedstock

Characteristics

Fuel

Preparation

Conversion Device

Fuel Requirements


Presentation review l.jpg

Presentation Review

  • Will review some aspects of fuel handling only

  • Nothing on:

    • Feedstocks

    • Conversion devices


Fuel handling operations l.jpg

Fuel Handling Operations

  • Truck weighing

  • Truck dumping

  • Screening

  • Grinding

  • Drying

  • Storage

  • Feeding into conversion device


Weighing operations l.jpg

Weighing Operations

  • Mechanical Scales

  • Electronic Scales


Unloading l.jpg

Unloading

  • Manual unloading (e.g., Bobcat)

  • Self unloading

    • Dump trucks

    • Walking floor

  • Onsite dumper systems

    • Trailer dumpers

    • Whole-truck dumpers


Screening l.jpg

Screening

  • Disk screen

  • Shaker screen


Grinding l.jpg

Grinding

  • Hammermill hog

  • Knife hog


Drying l.jpg

Drying

  • Rotary drum dryers

  • Suspension dryers

  • Hot hog

  • Hot conveyor


Storage systems l.jpg

Storage Systems

  • Bins

    • Live bottom

    • Hopper

  • Silos

    • Metal

    • Concrete

  • Bunkers

  • Sheds

  • Open pile


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Conveying Systems

  • Belt (e.g., tube, flighted, roller-trough)

  • Screw or auger

  • Chain (e.g., flights, drag)

  • Bucket

  • Oscillating

  • Pneumatic

  • Front-end loaders


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Metal Removal

  • Magnets

    • Stationary, manual cleaning

    • Stationary, automatic cleaning

    • Head pulley

  • Non-ferrous metal detector


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The Simplest Handling System

Self Unloading

Trucks

Fuel

Storage

Conveyor

Conversion

Device


Slide14 l.jpg

Another Simple Handling System

Self Unloading

Trucks

Front-end

Loader

Conveyor

Feed

Hopper

Conversion

Device

Scales

Open Shed

Storage

Self Unloading

Trucks


Slide15 l.jpg

Handling System 80 MW Wood Waste Fired Biopower Plant at Hurt, Virginia

Front-end Loader

Front-end

Loader

Scales

Whole Truck

Dumpers

Open Pile

Storage

Feed

Hopper

Full Trucks

Empty Trucks

Scales

Whole Truck

Dumpers

Front-end

Loader

Conveyor

Dryer

Conversion

Device


Slide16 l.jpg

Typical Industrial Wood Fuel Processing System

Non-ferrous

Metal

Detector

Magnet

Gravity

Full Trucks

Disk

Screen

Full Trucks

Scales

Whole

Truck

Dumpers

Hog

Belt Conveyor

Conversion

Device

Feed

Hopper

Open

Pile

Storage

Conveyor

Front-end

Loader

Conveyor


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