PELTON TURBINE: Components; Work done & efficiency; Design: Number & Dimensions of Buckets, Speed ratio, Jet ratio, Run-away speed, jet velocity, mean wheel diameter, number of jets, maximum efficiency; Governing; Numericals. FRANCIS TURBINE: Components; Work done & efficiency; Design: Runner, Width-Diameter ratio, Speed ratio, Flow ratio; Outward vs. Inward flow reaction turbines; Governing; Numericals. FLOW TURBINES: Propeller Turbine; Kaplan turbine; Components, Work done Power & Efficiency, Governing; Draft Tube: Efficiency &Types; Numericals. DESIGN & OPERATIONAL PARAMETERS: Model testing of turbines; Specific Speed; Unit quantities; Performance Characteristic curves. UNIT III: HYDRAULIC CENTRIFUGAL Introduction; Components; Various Heads; Euler’s head and its variation with vane shapes; Effect of finite number of vanes; Losses & efficiencies; Minimum starting speed; Limitation of suction lift; Net Positive Suction Head (NPSH); Priming; Cavitation and its effects, Cavitation parameters, Detection and Prevention of Cavitation; Multistage pumps; Specific speed and Performance; Numericals. RECIPROCATING PUMPS: Introduction; Working principles; Classification; Components; Discharge Coefficient & slip; Work &Power input; Indicator diagram; Effect of Friction, Acceleration and Pipe friction; Maximum speed; Air vessels; Comparison with centrifugal pumps; Model testing of pumps; Numericals. UNIT IV: HYDRAULIC SYSTEMS PUMPS: Propeller pump; Jet pump; Airlift pump; Gear pump; Screw pump; Vane pump; Radial piston pump; Submersible pump; Pump problems. MACHINES: Hydraulic accumulators; Hydraulic intensifier; Hydraulic lift; Hydraulic crane; Hydraulic coupling; Torque converter; Hydraulic ram. Text books: Introduction to mechanics and machinery by Som and Bishwas, TMH A textbook of Fluid Mechanics & Hydraulic Machines by R. K. Bansal, Laxmi Publications Reference Books: Fluid mechanics and machinery by S. K. Aggarwal TMG Fluid mechanics & fluid power engineering by D.S kumar, Katson publisher mechanics and Hydraulic machine by S.S rattan, Khanna publisher NOTE: In the semester examination, the examiner will set 8 questions in all, at least one question from each unit, and students will be required to attempt only 5 questions.
PELTON TURBINE: Components; Work done & efficiency; Design: Number & Dimensions of Buckets, Speed ratio, Jet ratio, Run-away speed, jet velocity, mean wheel diameter, number of jets, maximum efficiency; Governing; Numericals. FRANCIS TURBINE: Components; Work done & efficiency; Design: Runner, Width-Diameter ratio, Speed ratio, Flow ratio; Outward vs. Inward flow reaction turbines; Governing; Numericals. FLOW TURBINES: Propeller Turbine; Kaplan turbine; Components, Work done Power & Efficiency, Governing; Draft Tube: Efficiency &Types; Numericals. DESIGN & OPERATIONAL PARAMETERS: Model testing of turbines; Specific Speed; Unit quantities; Performance Characteristic curves. UNIT III: HYDRAULIC CENTRIFUGAL Introduction; Components; Various Heads; Euler’s head and its variation with vane shapes; Effect of finite number of vanes; Losses & efficiencies; Minimum starting speed; Limitation of suction lift; Net Positive Suction Head (NPSH); Priming; Cavitation and its effects, Cavitation parameters, Detection and Prevention of Cavitation; Multistage pumps; Specific speed and Performance; Numericals. RECIPROCATING PUMPS: Introduction; Working principles; Classification; Components; Discharge Coefficient & slip; Work &Power input; Indicator diagram; Effect of Friction, Acceleration and Pipe friction; Maximum speed; Air vessels; Comparison with centrifugal pumps; Model testing of pumps; Numericals. UNIT IV: HYDRAULIC SYSTEMS PUMPS: Propeller pump; Jet pump; Airlift pump; Gear pump; Screw pump; Vane pump; Radial piston pump; Submersible pump; Pump problems. MACHINES: Hydraulic accumulators; Hydraulic intensifier; Hydraulic lift; Hydraulic crane; Hydraulic coupling; Torque converter; Hydraulic ram. Text books: Introduction to mechanics and machinery by Som and Bishwas, TMH A textbook of Fluid Mechanics & Hydraulic Machines by R. K. Bansal, Laxmi Publications Reference Books: Fluid mechanics and machinery by S. K. Aggarwal TMG Fluid mechanics & fluid power engineering by D.S kumar, Katson publisher mechanics and Hydraulic machine by S.S rattan, Khanna publisher NOTE: In the semester examination, the examiner will set 8 questions in all, at least one question from each unit, and students will be required to attempt only 5 questions.
B_Tech_%20Mechanical%20Engg_%20%20KUK%203rd%20%20year%20syllabus%2018-02-17.docx