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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 39 - Flow Force Compensation and Spool Design (Electro-hydraulic Valves)

Go to the Course Home or watch other lectures:

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