Shell & Tube Heat Exchanger Design, Inspection

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Shell & Tube Heat Exchanger: Design, Inspection and Operation.(TEMA & ASME)

Day 1

INTRODUCTION TO HEAT EXCHANGERS

  • Heat Transfer in Heat Exchangers
  • Pressure Drop in Heat Exchanger
  • Types of Flow through Heat Exchangers
  • Categories of Heat Exchangers
  • Heat Exchanger Terminology from TEMA.

 SURFACE HEAT EXCHANGERS- INTRODUCTION

  • Double Pipe Heat Exchanger
  • Shell-And-Tube Heat Exchangers
  • Plate Type Heat Exchangers (Frame Type and Spiral Type)
  • Compact Type Heat Exchanger
  • Condensers
  • Feed Water Heaters
  • Air Cooler (Air Compressors after Coolers)
  • Evaporators
  • Brine Heaters
  • Air Cooled Exchangers

Day 2

HEAT EXCHANGERS CONSTRUCTION

  • Heat Exchanger Construction
  • Factors that affect Heat Transfer
  • Components of Heat Exchangers
  • Baffles Clearance and Spacing
  • Tube and Shell Charts
  • Tube Layouts and Number of Tubes in Specified Shell Diameter
  • Multi-Shell Heat Exchangers
  • API Standard for Petroleum and Natural Gas Industries (API-660)
  • Performance Evaluation for Heat Exchanger

Day 3

DESIGN CONCEPTS FROM ASME SECTION VIII DIVISION-1/2

  • Factors of Safety and Allowable Stresses
  • Design of Shell thickness for Internal and External pressure
  • Design of Dished Ends (flat/ ellipsoidal/ torispherical/ hemispherical/ conical)
  • Non destructive Examinations
  • Heat Exchangers Hydrostatic and Pneumatic Test of New Exchangers
  • References from ASME Section V and Section IX, as necessary.

Day 4

MAINTENANCE AND FOULING OF HEAT EXCHANGERS

  • Types of Fluid Flow
  • Thermal Economical Parameters for Heat Exchangers
  • Fouling in Heat Exchangers
  • Effects of Operating Conditions
  • Types of Fouling
  • Cleaning Methods
  • Heat Exchanger Inspection
  • Non Destructive Tests
  • Heat Exchanger Maintenance and Repairs
  • Heat Exchanger Re-tubing

 HEAT EXCHANGER SELECTION

  • Type of Duty
  • Operating Limitation
  • Materials of Construction
  • Safety and Reliability
  • Design Methods
  • Inspection of new Heat Exchangers during fabrication
  • Dimensions and Weight
  • Cost
  • Delivery
  • Installation Planning

Day 5

OPERATION & MAINTENANCE OF HEAT EXCHANGERS

  • Procedure to put Heat Exchanger in Service
  • Procedure to take Heat Exchanger out of Service
  • Maintenance activities on Heat Exchangers
  • Preventative & Corrective Maintenance

 HEAT EXCHANGER TROUBLESHOOTING

  • Problems Associated with Heat Exchangers
  • Effects of Problems on Heat Exchangers
  • Automatic Cleaning Methods
  • Stopping Leaks
  • Sacrificial Anodes
  • Heat Exchangers Troubleshooting

 ANNEXURE (reference documents)

  • API- Heat Exchanger Specification Data Sheets
  • TEMA Charts
  • Tube Count Table

 CASE STUDIES 

CLOSE-DOWN AND EXAMINATION (IF REQUIRED)