04-29-2017, 12:49 AM
SYLLABUS:-
UNIT - I
Introduction: Introduction and classification of fluid machineries; Introduction to hydrodynamic thrust of jet on a fixed and moving surface (flat & curve), jet propulsion.
Hydraulic Turbines: Classification of turbines, Impulse turbines, Constructional details, Velocity triangles, Power and efficiency calculations, Governing of Pelton wheel.
UNIT – II
Reaction Turbines: Francis and Kaplan turbines, Constructional details, Velocity triangles, Power and efficiency calculations, Degree of reaction, Draft tube, Cavitations in turbines, Performance characteristics, Principles of similarity, Unit and specific speed, selection of turbines hydroelectric plants.
Centrifugal Pumps: Classifications and utility of various type pumps, introduction to centrifugal Pumps, Vector diagram, Work done by impellor, Efficiencies of centrifugal pumps, Specific speed, Model testing, Cavitations & separation and their control, Performance characteristics.
UNIT – III
Hydraulic Power and its Transmission: Transmission of hydraulic power through pipe lines; water hammer; precautions against water hammer in turbine and pump installations.
Power Hydraulics: Introduction to Positive pumps (gear, vane, screw, variable delivery pumps), Different types of Valves (flow control, pressure control, direction control, solenoid operated valve).
UNIT – IV
Hydraulic systems: Function, construction and operation of Hydraulic accumulator, hydraulic intensifier, hydraulic crane, hydraulic lift and hydraulic press, Fluid coupling and torque converter,
Hydraulic ram Hydraulic and Pneumatic Circuits: Basic principles, comparison of pneumatic and hydraulic Systems, hydraulic circuits, (meter-in, meter-out, bleed-off).
UNIT - I
Introduction: Introduction and classification of fluid machineries; Introduction to hydrodynamic thrust of jet on a fixed and moving surface (flat & curve), jet propulsion.
Hydraulic Turbines: Classification of turbines, Impulse turbines, Constructional details, Velocity triangles, Power and efficiency calculations, Governing of Pelton wheel.
UNIT – II
Reaction Turbines: Francis and Kaplan turbines, Constructional details, Velocity triangles, Power and efficiency calculations, Degree of reaction, Draft tube, Cavitations in turbines, Performance characteristics, Principles of similarity, Unit and specific speed, selection of turbines hydroelectric plants.
Centrifugal Pumps: Classifications and utility of various type pumps, introduction to centrifugal Pumps, Vector diagram, Work done by impellor, Efficiencies of centrifugal pumps, Specific speed, Model testing, Cavitations & separation and their control, Performance characteristics.
UNIT – III
Hydraulic Power and its Transmission: Transmission of hydraulic power through pipe lines; water hammer; precautions against water hammer in turbine and pump installations.
Power Hydraulics: Introduction to Positive pumps (gear, vane, screw, variable delivery pumps), Different types of Valves (flow control, pressure control, direction control, solenoid operated valve).
UNIT – IV
Hydraulic systems: Function, construction and operation of Hydraulic accumulator, hydraulic intensifier, hydraulic crane, hydraulic lift and hydraulic press, Fluid coupling and torque converter,
Hydraulic ram Hydraulic and Pneumatic Circuits: Basic principles, comparison of pneumatic and hydraulic Systems, hydraulic circuits, (meter-in, meter-out, bleed-off).