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Mastering Batch Plant Operations: Course Details & Practical Insights

Dive into the operational principles, gradation & asphalt binder control, and dryer capabilities in batch plants. Learn about RAP, recycle production, hot storage bins, and the modern facility setup. Explore the key components like screen decks, hot bins, overflow chutes, weigh hoppers, and more. Understand the role of counter-flow dryers and the crucial steps in the production cycles for efficient batch plant operation.

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Mastering Batch Plant Operations: Course Details & Practical Insights

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  1. HMA Production Senior/Graduate HMA Course BATCH PLANTS

  2. What you will learn…. • How gradation is controlled in a batch plant • How asphalt binder is controlled in a batch plant • Operational principles for batch plants • Using RAP & recycle production with a batch plant

  3. N

  4. Role of Dryer in Plant Process Dry and Heat the Aggregate Materials Production Rate of Plant Determined by Dryer Capabilities

  5. Types of Dryers • Counter-Flow Dryers – Used for Batch plants • Aggregate flows into the burner • Parallel-Flow Dryers – Used for Drum plants • Aggregate flows away from the burner

  6. Counter-Flow Batch Plant Dryer

  7. The Modern Batch Plant Facility

  8. The Modern Batch Plant Facility - gradation control at the hot bins - asphalt binder control at the weigh bucket

  9. Screen Deck

  10. Screen Deck

  11. Hot Storage Bins

  12. Overflow Chutes Screens Hot bins Overflow chutes Weigh hopper Pugmill

  13. Overflow chutes

  14. Overflow Chutes(why two chutes?)

  15. Hot Bin Indicators

  16. Hot Bin Gates

  17. Hot Bin Gates

  18. Aggregate Sampling at Hot Bin Gate

  19. Aggregate Weigh Hopper

  20. Aggregate Weigh Hopper Asphalt Binder Weigh Bucket Aggregate Weigh Hopper

  21. Weigh Hopper

  22. Asphalt Binder Weigh Bucket Asphalt Binder Weigh Bucket Aggregate Weigh Hopper

  23. Asphalt Binder Weigh Bucket (Suspended Inside on Load Cells)

  24. Pugmill(dry mix cycle, wet mix cycle)

  25. Live Zone in Pugmill Live zone

  26. Overfilling & Underfilling Pugmills

  27. Inside of Pugmill

  28. Pre-Computerized, Electro-Mechanical Batch Automation

  29. Computerized Batch and Silo Loadout Automation

  30. Screen from Computerized Batch Automation

  31. “Table Top” Computerized Batch Automation

  32. QUESTIONS?

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