Course11210630097 lectures
Oil Hydraulics and Pneumatics
Prof. Somashekhar S · IIT Madras
Lectures
Week 1
- Part 1: Introduction, Learning Objectives, Course Content and References
- Part 2: Merits and Demerits of Fluid Power, Power Transmission Method
- Part 3: Brief History, Application Areas, Major Divisions of Fluid Power System
- Part 1: Introduction to Oil Hydraulics and its Basic Components
- Part 2: Introduction to Pneumatic and its Basic Components, Applications-Stationary and Mobile
- Part 3 : Typical Application of Fluid Power System, Status and Development
Week 2
- Part 1 : Pascal's law and its application-Hydraulic jack, Hydraulic brake and Numerical
- Part 2: Pressure Intensifier, Numericals, Air-to-Hydraulic Booster and Bernoulli equation
- Part 3: Applications of Bernoulli equation-Venturi,Torricelli's theorem, Siphon, Continuity equation and flow configuration, Concept of pressures and Gas laws
- Part 1 : Introduction to Fluid Power Symbols, Hydraulic lines and Color Coding
- Part 2 : Symbols for Functional Units, Hydraulic Pumps, Hydraulic Motors, Cylinders, Air Compressors, Pneumatic Motors and Orifices
- Part 3 : Symbols for Filters, Check Valves, DCVs, Spool Actuation methods, PCV, Miscellaneous, Port Configurations
Week 3
- Part 1: Introduction to Hydraulic Pumps, Facts and Figures, Classifications
- Part 2: Positive Displacement pump and pumping theory
- Part 3: Ideal pump, pump losses, efficiency curve, Constructional features and Operations of External Gear pump
- Part 4: Construction features and operations of Internal Gear Pump, Gerotor Pump and Screw Pump
- Part 1:Numericals on Gear Pump, Tree Structure of Vane Pump
- Part 2: Vane Pump, Pumping theory, Construction and Operation of Unbalanced Vane Pump, Vane loading and solutions, Different Vanes
- Part 3: Variable Displacement Pressure Compensated Vane Pump, Balance Vane Pump, Kinematic Inversion of Vane pump and Numerical
- Part 1: Piston pump, Pumping theory, Constructional features and Operations of Hand Pump-Single acting, Twin single acting, Double acting, Two-stage
- Part 2: Axial Piston Pump- Construction and Operating principles of Bent axis and Swash plate type pump
- Part 3: Radial Piston Pumps- Construction and Operation, Pump failure and Cavitations, Important parameters while selecting Pump, Numerical
Week 4
- Part 1: Pneumatic Control System-Introduction, Air preparation-Primary and Secondary Air Treatment
- Part 2: Pneumatic Power Source- Compressor, Classification, Air Receiver and Control Methods
- Part 3: Reciprocating Type Air Compressor-Single and Multi-stage Piston Pump, PV Diagram and Work Done
- Part 4: Construction and Operation of Two-stage Reciprocating type Air Compressor, Diaphragm Type Air Compressor, Rotary Vane Compressor, Twin Lobe Air compressor, Screw Compressor, Liquid Ring Compressor and Selection Criteria
- Part 1: Energy Loss and Cost Break Down in Air Preparation Process, Pressure Drop and its Effect
- Part 2: What causes Pressure Drop ?, Minimising Pressure Drop, Air Distribution System- Sizing of Pipes, Tubes, Materials and Fittings, Important Air Flow Parameters
- Part 3: Pressure drop Predictions using Various Empirical Formulae and Nomogram, Best Practices for Compressed Air Piping System and Installation Tips
- Part 1 : Need for Air Dryer, Analysis of Moisture Removal from Air, Typical Air Drying Methods, Basic Types of Air Dryers
- Part 2 : Construction and Operation of Refrigerated Air dyers, Absorption Dryer, Adsorption Dryer, Membrane Dryer, How to Choose the Right Air Dryer?
Week 5
- 5.1 - Directional Control Valves
- 5.2 - Directional Control Valves
- 5.3 - Directional Control Valves
- 5.4 - Directional Control Valves
- 5.5 - Directional Control Valves
- 5.6 - Pressure Control Valves
- 5.7 - Pressure Control Valves
- 5.8 - Pressure Control Valves
- 5.9 - Flow Control Valves
- 5.10 - Flow Control Valves
- 5.11 - Flow Control Valves
Week 6
- 6.1 - Estimation of leakage through spool and housing bore and Numericals on DCV, PCV and FCV
- 6.2 - Estimation of leakage through spool and housing bore and Numericals on DCV, PCV and FCV
- 6.3 - Hydraulic Motors
- 6.4 - Hydraulic Motors
- 6.5 - Hydraulic Motors
- 6.6 - Hydraulic Motors
- 6.7 - Hydraulic Motors
- 6.8 - Hydraulic Motors
- 6.9 - Hydraulic Cylinders
- 6.10 - Hydraulic Cylinders
- 6.11 - Hydraulic Cylinders
- 6.12 - Hydraulic Cylinders
- 6.13 - Hydraulic Cylinders
Week 7
- 7.1 - Numericals on Fluid Power Actuators
- 7.2 - Numericals on Fluid Power Actuators
- 7.3 - Subsystems: Hydraulic Reservoir, Coolers and Filters
- 7.4 - Subsystems: Hydraulic Reservoir, Coolers and Filters
- 7.5 - Subsystems: Hydraulic Reservoir, Coolers and Filters
- 7.6 - Subsystems: Hydraulic Fluids, Conduits and Simple Numericals
- 7.7 - Subsystems: Hydraulic Fluids, Conduits and Simple Numericals
- 7.8 - Subsystems: Hydraulic Fluids, Conduits and Simple Numericals
Week 8
- 8.1 - Subsystems: Hydraulic accumulators, Classifications, Applications, Accumulator physics, Maintenance, Numericals
- 8.2 - Subsystems: Hydraulic accumulators, Classifications, Applications, Accumulator physics, Maintenance, Numericals
- 8.3 - Subsystems: Hydraulic accumulators, Classifications, Applications, Accumulator physics, Maintenance, Numericals
- 8.4 - Oil Hydraulic Circuits: Design and Analysis
- 8.5 - Oil Hydraulic Circuits: Design and Analysis
- 8.6 - Oil Hydraulic Circuits: Design and Analysis
- 8.7 - Task Based Selection and Analysis of Oil Hydraulic Circuits
- 8.8 - Task Based Selection and Analysis of Oil Hydraulic Circuits
- 8.9 - Task Based Selection and Analysis of Oil Hydraulic Circuits
- 8.10 - Task Based Selection and Analysis of Oil Hydraulic Circuits
Week 9
- 9.1 - Pneumatic Circuits: Design and Analysis
- 9.2 - Pneumatic Circuits: Design and Analysis
- 9.3 - Pneumatic Circuits: Design and Analysis
- 9.4 - Pneumatic Circuits: Design and Analysis of Multiple Actuators
- 9.5 - Pneumatic Circuits: Design and Analysis of Multiple Actuators
- 9.6 - Pneumatic Circuits: Design and Analysis of Multiple Actuators
- 9.7 - Pump-controlled Hydraulic Systems
- 9.8 - Pump-controlled Hydraulic Systems
- 9.9 - Pump-controlled Hydraulic Systems
Week 10
- 10.1 - Hydrostatic Transmissions
- 10.2 - Hydrostatic Transmissions
- 10.3 - Hydrostatic Transmissions
- 10.4 - Proportional Valve Technology
- 10.5 - Proportional Valve Technology
- 10.6 - Proportional Valve Technology
Week 11
- 11.1 - Electro Hydraulic Servo Valve (EHSV)
- 11.1 - Electro Hydraulic Servo Valve (EHSV)
- 11.2 - Electro Hydraulic Servo Valve (EHSV)
- 11.3 - Electro Hydraulic Servo Valve (EHSV)
- 11.4 - Electro-Hydraulic Actuator (EHA)
Week 12
- 12.1 - Modeling and Simulation in Hydraulic Components
- 12.2 - Modeling and Simulation in Hydraulic Components
- 12.3 - Modeling and Simulation in Hydraulic Components
Live Session
Syllabus and materials
At NPTEL, as the course publishes them.
Credits and licence
- Institution
- IIT Madras
- Department
- Mechanical Engineering
- Teacher
- Prof. Somashekhar S
- Level
- Undergraduate
- Language
- English
- Subjects
- Engineering
- Source
- NPTEL
- Licence
- CC BY-NC-SA, as NPTEL states it. Non-commercial use only. NPTEL's terms
- Attribution
- NPTEL states: "Distributed under Creative Commons Attribution-ShareAlike / CC BY - NC - SA", beside a BY-NC-SA badge.
- Who can watch
- NPTEL gives no rating. Invisible Network shows it to Tweens profiles and older, judged from what the source says about it. How courses are placed
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