Fabric Filter Baghouses II
Operation, Maintenance and Troubleshooting (A User's Manual)

Gary P. Greiner
ETS Inc., Roanoke VA

Published by ETS Professional Training Institute
1993 ETS. 150 pages. ISBN 1-882767-02-0.


Table of Contents

Fundamentals
Introduction
The Basics
Pressure Drop and Emissons Control
Gas-to-Cloth Ratio
Pressure Drop Analysis
Baghouse Design and Selection
Cleaning Methods
Fabric Selection
Filter Fabrics
Summary

Installation
Installation Steps
Design Review
Inspection Checklist
Common Installation Errors
Turning vanes, baffles and dampers
Inleakage
Between-compartment seals
Corrosion protection
Bag installation
Bag tension
Component rotation
Fan vibration
Compressed air
O&M access

System Considerations
Process Considerations
Physical Location
Inlet Considerations
Flow volume
Static pressure
Temperature
Particulate loading
Particle size and shape
Moisture content
Acid or alkaline contaminants
Other system equipment
Mechanical collectors
System fan
Heat recovery
Hopper discharge
Dust Disposal

Start-Up and Operation
Requirements for a Successful Start-Up
The Familiarization and Training Session
Initial Start-Up
Precoating and Initial Start-Up Guides
Operation
Bag Cleaning
Instrumentation and Controls
Shutdown
Safety

Guarantees
Introduction
Vendor Responsibilities
Baghouse Owner Responsibilities
Types of Guarantees
Bag life
Emissions
Pressure drop
Temperature
Other
Record Keeping and Monitoring
Typical Guarantee Language
Costs of Guarantees

Inspection and Maintenance
Introduction
Preventive Maintenance
Daily
Weekly
During compartment outages
Annual or extended outages
Maintenance Records
The Maintenance Log
Spare Parts
Improving O&M
Bag Maintenance
Broken Bag Detection and Correction

Troubleshooting
Introduction
General Steps to Troubleshooting
Key Troubleshooting Goals
Stack Opacity Problems
High System Pressure Drop
High Tubesheet Pressure Drop
Short Bag Life

Improving and Optimizing O&M
Introduction
Establish a Database
A Case History
Normal Operation
Data Management and Display
Summary of a Case Study
The Keys to Long Bag Life
Selecting a Suitable Fabric
Bag Procurement Tasks
Bag Set Monitoring
Fabric Lab Testing
Optimizing the Cleaning Cycle and Energy
Alternatives Analysis
The Solution
Alternative Fabrics
Other Alternatives
Evaluations
Side Benefits
Summary

Copyright 1999, ETS Incorporated



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