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22-Mec-A6 Fluid Machinery: May 2013

Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)

  1. Question 1 Pump Power and Homologous Scaling
  2. Question 2 Hydro Turbines — Pelton Wheel and Francis Setting
  3. Question 3 Steam Turbine Blades — Velocity Diagram
  4. Question 4 Gas Turbine Blades
  5. Question 5 Boiler Draught Fans in Parallel
  6. Question 6 Pump and Turbine Flow Characteristics
  7. Question 7 Turbine Blade Characteristics
  8. Question 8 Fan and Compressor Flow Characteristics

Start with Question 1 →

Paper: National Examinations — 07-Mec-A6 Fluid Machinery, May 2013. Closed-book, three hours. Section A (Calculative) Q1–Q5, Section B (Descriptive) Q6–Q8; the candidate answers four from A and two from B, six questions of equal value (10 marks each). All eight questions are worked here as a complete study resource.

Reference texts: R. K. Turton, Principles of Turbomachinery; S. L. Dixon & C. A. Hall, Fluid Mechanics and Thermodynamics of Turbomachinery; R. W. Fox, A. T. McDonald, Introduction to Fluid Mechanics; Douglas, Gasiorek & Swaffield, Fluid Mechanics. Constants as printed on the exam attachment pages (g = 9.81 m/s², patm = 100 kPa, pvapour = 2.34 kPa at 20°C, ρwater = 1000 kg/m³).