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Fundamentals of Industrial Oil Hydraulics and Pneumatics

Fundamentals of Industrial Oil Hydraulics and Pneumatics. Instructor: Prof. R. Maiti, Department of Mechanical Engineering, IIT Kharagpur. This course deals with topics in Industrial Oil Hydraulics and Pneumatics: Basic Components and Symbols including fundamentals of fluid flow, fluids etc., Hydraulic valves General Purpose+Servo valves + Proportional Control Valves, Hydraulic pumps/motors/actuators, Hydrostatic Transmission Systems, Development of hydraulic circuit + basic design + analysis, Regenerative and similar circuits, Control systems, Mechatronics and Electro-hydraulics devices in Fluid Power, Hybrid Hydro-Mechanical Systems, Fundamentals of compressible fluid flow and pneumatic device, Pneumatic valves, Pneumatic Actuators, Pneumatic Circuits and Systems, Fluid Logic, Application of Hydraulics and Pneumatics in industrial Automation. (from nptel.ac.in)

Lecture 11 - Basic Spool Valve Design Analysis


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Lecture 01 - What is Hydraulic and Pneumatic System?
Lecture 02 - Basic Components, Symbols and Circuits
Lecture 03 - Incompressible Fluids - Some Fundamental Properties
Lecture 04 - Incompressible Fluid Flow related to Fluid Drive
Lecture 05 - Capillary Fluid (Incompressible) Flow and Hydrodynamic Lubrication
Lecture 06 - Basis for Calculating Hydraulic Systems
Lecture 07 - Different Types of Valves: Features and Operations
Lecture 08 - Hydraulic Valves: (General) Different Types of Valves: Features and Operations
Lecture 09 - Hydraulic Circuits and Valves
Lecture 10 - Hydraulic Servomechanism and Servo and Proportional Control Valves
Lecture 11 - Basic Spool Valve Design Analysis
Lecture 12 - General Control Valve Analysis
Lecture 13 - Critical Centre Spool Valve Analysis
Lecture 14 - Critical Centre Spool Valve Analysis - Stroking Forces
Lecture 15 - Proportional Solenoid Pilot Operated Two Stage Pressure Relief Valve
Lecture 16 - Proportional Solenoid Pilot Operated Two Stage Pressure Relief Valve (cont.)
Lecture 17 - Introduction to Positive Displacement Hydrostatic Units (Hydraulic Pumps and Motors)
Lecture 18 - Basic Features of Some Hydraulic Pumps and Motors
Lecture 19 - Analysis of an Axial - Piston Swash Plate Type Hydrostatic Pump (Discharge Flow Characteristics)
Lecture 20 - Analysis of an Axial - Piston Swash Plate Type Hydrostatic Pump (Estimation of Torque on Drive Shaft and Swach Plate)
Lecture 21 - Analysis of an Axial - Piston Swash Plate Type Hydrostatic Pump (Pressure Ripple and Swach Plate Torque)
Lecture 22 - Design Analysis of Gear Pumps
Lecture 23 - Basic Concept of Hydrostatic Transmission (HST) System
Lecture 24 - Selection of HST Units and Components
Lecture 25 - Regenerative Circuits
Lecture 26 - Introduction to Fluid Logic
Lecture 27 - Basic Devices, Symbols and Circuits
Lecture 28 - Logic Circuits
Lecture 29 - Design Analysis of ORBIT Motor: Basic Design and Feature
Lecture 30 - Design Analysis of ORBIT Motor: Geometric Volume Displacement
Lecture 31 - Design Analysis of ORBIT Motor: Output Torque and Stress, Deformation, Gap at Contacts
Lecture 32 - Application and Selection of Accumulators
Lecture 33 - Application and Selection of Accumulators (cont.)
Lecture 34 - Hydraulic Circuits in Industrial Applications
Lecture 35 - Air Preparation - Compressor and Accessories
Lecture 36 - Pneumatic Circuits
Lecture 37 - Analysis of Three Way (Spool and Flapper Nozzle) Valves
Lecture 38 - Analysis of Flapper Nozzle Valves
Lecture 39 - Flow Force Compensation and Spool Design (Electro-hydraulic Valves)
Lecture 40 - Premier and Guide to Oil Hydraulic Fluids; Introduction to Fluid Power Symbols
Lecture 41 - Symbols in Oil Hydraulics
Lecture 42 - Appendices Tutorial on Basic Calculation on HST System and Hydraulic Fluids