Hydraulics and Pneumatics System
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Follow on Instagram for UpdatesHydraulics and Pneumatics System Syllabus — Unit-wise Content
The official GTU curriculum for Hydraulics and Pneumatics System (subject code DI04023071) as prescribed for AI & ML · Semester 4 divides the course into 5 units, covering 45 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (DI04023071)Unit 1 Basic Concepts of Hydraulics
- 1.1. Introduction & Definitions of important terms like Hydraulics, Pressure, Flow, Force, Vacuum etc.
- 1.2. Pascal’s Law and its Application to Hydraulics
- 1.3. Bernoulli’s Principle
- 1.4. Hydraulic Jack
- 1.5. Hydraulic Symbols
- 1.6. Advantages and Disadvantages of Hydraulic System.
- 1.7. Hydraulic Oil Purpose of Hydraulic Oil Ideal Characteristics of Hydraulic Oil Maintenance of Hydraulic Oil
Unit 2 Accessories, Pumps & Motors in Hydraulic System 2A: Accessories
- 2.1. Connectors Steel pipe Tubing Hose Fittings
- 2.2. Pressure Gauges
- 2.3. Packing & Seals- Types & applications
- 2.4. Filters & Strainers
- 2.5. Hydraulic Tank 2B: Pumps
- 2.6. Pump Specifications
- 2.7. Construction & Working of Gear Pump Vane Pump Radial Piston Pump
- 2.8. Pump Maintenance & Trouble Shooting 2C: Motors
- 2.9. Hydraulic Motor Specifications
- 2.7. Construction & Working of Gear Motor Vane Motor Radial Piston Motor
- 10. 22 % (15 Marks) GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma Engineering Level: Diploma Branch: Plastics Engineering Subject Code: DI04023071 Subject Name: Hydraulics and Pneumatics System w.e.f. 2025-26 http://syllabus.gtu.ac.in/ Page 3 of 6
- 2.8. Servo Motor- Construction & Working
Unit 3 Hydraulic Valves And Auxiliaries 3A: Hydraulic Valves
- 3.1. Directional Control Valves Check valve – Ball type, Poppet type, pilot operated Two way valve Three way valve Four way valve
- 3.2. Pressure Control Valves Relief valve – Simple and balanced piston type Unloading valve Sequence valve Counterbalance valve Pressure reducing valve
- 3.3. Decompression valve
- 3.4. Pressure compensated Flow Control Valves
- 3.5. Cartridge Valves- Introduction & Applications
- 3.6. Servo Valves- introduction & Applications 3B: Auxiliaries
- 3.7. Pressure Intensifiers- Single stage & two stage
- 3.8. Accumulators – Principle & working Gravity type Spring loaded Gas loaded – Separator, non-separator and bladder type
- 3.9. Pressure switches
Unit 4 Hydraulic Circuits in Injection molding machine
- 4.1. Clamp Control Circuit
- 4.2. Injection Control Circuit
- 4.3. Reciprocating Screw Circuit
- 4.4. Oil Filtration Circuit
- 4.5. Deceleration Circuit
- 4.6. Pre-fill Circuit
- 4.7. Hi-Low Pump Circuit
- 4.8. Hydraulic Motor Circuit
- 4.9. Overview of Electro-Hydraulic Circuit
Unit 5 Pneumatic System
- 5.1. Pneumatic system introduction
- 5.2. Comparison with Hydraulic System
- 5.3. Air Compressors:
- 06. 12 % (09 Marks) GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma Engineering Level: Diploma Branch: Plastics Engineering Subject Code: DI04023071 Subject Name: Hydraulics and Pneumatics System w.e.f. 2025-26 http://syllabus.gtu.ac.in/ Page 4 of 6 Single Acting Double Acting
- 5.4. Components of Pneumatic System
- 5.5. Air receiver and pressure control
- 5.6. Stages of Air Treatment Inter-cooler Lubricator Filter Air dryer
- 5.7. Pneumatic Circuit for Plastic Processing Machine Total 45 100 % (70 Marks)
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