Shaft Alignment "Recorded"

INSTRUCTOR :

 ENG.Ahmed Abdelrahman

MSc MECHANICAL ENGINEERING,MBA

13 YEARS EXPERIENCE

Course Content

Chapter One: Introduction

• Shaft alignment definition.
• Shaft misalignment definition.
• Shaft misalignment types
  • Vertical plane misalignment.
    • Parallel misalignment.
    • Angular misalignment.
  • Horizontal plane misalignment.
    • Parallel misalignment.
    • Angular misalignment.
  • Why should shaft alignment be done?
  • How often will shaft alignment be done?
    • As needed.
      • After any remove of driver and/or driven for any reason.
      • After root cause analysis of a fault leads to misalignment condition. (Symptoms of misalignment).
    • Periodic shaft alignment check.
  • Couplings

Chapter Two: Shaft Alignment in brief

• Shaft alignment tolerances
• How to move the movable machine to adjust alignment?
  • Shims
• Shaft alignment methods:
  • Straight edge method (Rough alignment)
  • Dial indicators method
    • Reversed Indicators method
    • Face and rim method
  • Laser alignment kit

Chapter Three: Shaft alignment pre-checks

• Used tools
  • Dial indicator
  • Feeler gauge
• Piping stresses on the machines
• The foundation and base plate problems
• Bearing clearance checks
• Shaft and coupling hub run out
• Soft foot check
• Thermal growth

Chapter Four: Straight edge method

• Used tools
  • Straight edge
  • Feeler gauge
• Straight edge method steps
• Straight edge method defects

Chapter Five: Dial indicators method

• Used tools
  • Dial indicators
  • Fixing brackets
    • Dial indicator sag
  • Reversed indicator method steps
  • Face and rim method steps
  • Comparison between reversed indicators method and face and rim method
  • Dial indicators method defects

Chapter Six: Laser alignment

• Used tools
• Laser alignment steps
• Comparison between alignment methods