Program Overview

Department of Mechanical Engineering

Indian Institute of Technology Guwahati

The Department of Mechanical Engineering at the Indian Institute of Technology Guwahati offers a range of academic programs, including:

• Undergraduate programs
  • Master of Technology
  • Aerodynamics and Propulsion
  • Manufacturing Science and Engineering
  • Computational Mechanics
  • Fluids and Thermal Engineering
  • Machine Design
• Postgraduate programs and electives
• Minor in Mechanical Engineering (available from July 2023 onwards)
• Ph.D. programs
  • M.Tech + PhD (Dual Degree)
  • Aerospace and Propulsion (implemented from July 2024)
  • Manufacturing Science and Engineering (implemented from July 2024)
  • Computational Mechanics (implemented from July 2024)
  • Fluids and Thermal Engineering (implemented from July 2024)
  • Machine Design (implemented from July 2024)

Research Areas

The department is involved in various research areas, including:

• Facilities (labs)
• Projects

Publications

The department publishes research in various forms, including:

• Books
• Book chapters
• Conference publications
• Journal publications
• Patents
• Posters

Course Details

Gas Turbine Theory

• Course Name: Gas Turbine Theory
• Course Code: ME 650
• L-T-P-C: 3-0-0-6
• Syllabus: Available for download
• Course Type: Department Elective

Course Description

The Gas Turbine Theory course covers general considerations of turbomachinery, including classification, Euler's equation, velocity triangle, and cascade analysis. It also covers shaft power and aircraft propulsion cycles, centrifugal compressors, axial flow compressors, combustion systems, axial flow turbines, and prediction of performance of simple gas turbines.

Course Topics

The course topics include:

• General Considerations of Turbomachinery: Classification; Euler's Equation for Turbomachinery; Velocity triangle; Cascade analysis & nomenclature
• Shaft Power & Aircraft Propulsion Cycles
• Centrifugal Compressors: Workdone and pressure rise; Slip; Compressibility effects; Compressor characteristics
• Axial Flow Compressors: Stage pressure rise; Blockage in compressor annulus; Degree of reaction; 3-D flow; Stage performance; h-s diagram & efficiency; Off design performance; Performance characteristics; Design process
• Combustion System
• Axial Flow Turbines: Stage performance; Degree of reaction; h-s diagram & efficiency; Vortex theory; Overall turbine performance; Performance characteristics; Blade cooling; Design process
• Prediction of performance of simple gas turbines; Off Design performance; Gas turbine blade materials; Matching procedure