JNTUK R23 B.Tech Mechanical III Year II Semester (3-2) Syllabus & Subject-wise Topics

Total: 20-0-10, 23 credits.

Also mandatory: an Industry Internship of 8 weeks during the summer vacation — the PDF records only the 2-0-0 credit line for this with no unit-wise syllabus. Also offered as optional add-ons: a Minor Course from the specialization pool (3-0-3, 4.5 credits), a further Minor Course (3-0-0, 3 credits), and two Honors Courses (3-0-0, 3 credits each) — again drawn from a separate elective pool rather than one fixed syllabus.

Professional Elective-II options:

Mechanical Vibrations · Advanced Manufacturing Processes · Micro Electro Mechanical Systems · Sensors and Instrumentation

Professional Elective-III options:

Energy Storage Technologies · Industrial Hydraulics and Pneumatics · Industrial Robotics · Refrigeration & Air-Conditioning

Open Elective-II options:

Introduction to Industrial Robotics · Industrial Management · Additive Manufacturing · Vehicle Technology · Industrial Safety

Heat Transfer

teaches how thermal energy moves by conduction, convection, and radiation, giving mechanical engineers the analytical basis for designing everything from engine cooling to heat exchangers.

• Unit 1: Conduction fundamentals — the general heat conduction equation and steady-state conduction through slabs, cylinders, spheres, and fins
• Unit 2: Transient conduction (Biot/Fourier numbers) and the basics of convective heat transfer via dimensional analysis
• Unit 3: Forced convection in external and internal flows, and free convection along vertical surfaces
• Unit 4: Heat transfer with phase change — boiling, condensation, and heat exchanger design (LMTD/NTU methods)
• Unit 5: Radiation heat transfer — black-body laws, shape factors, and radiation exchange between grey surfaces

Artificial Intelligence and Machine Learning

introduces AI/ML concepts to mechanical engineers, reflecting how data-driven methods now feed into predictive maintenance, design optimization, and smart manufacturing.

• Unit 1: AI fundamentals — intelligent agents, rationality, and logical/knowledge representation
• Unit 2: Supervised learning — regression, decision trees, support vector machines, and the bias-variance trade-off
• Unit 3: Unsupervised learning (clustering, PCA) and Bayesian/instance-based learning methods
• Unit 4: Neural networks — perceptrons, backpropagation, CNNs, RNNs — and genetic algorithms
• Unit 5: Deep learning architectures and evaluating/ensembling machine learning models

Finite Element Methods

teaches the numerical technique behind virtually all modern structural, thermal, and vibration simulation software used in mechanical design.

• Unit 1: FEM fundamentals — stress-strain relations, variational and weighted-residual methods, and 1D problems
• Unit 2: Bar element formulation, mesh generation, and truss analysis
• Unit 3: Beam element stiffness matrices and load-vector derivation
• Unit 4: 2D stress analysis with constant-strain triangles, axisymmetric problems, and isoparametric elements
• Unit 5: Steady-state heat transfer analysis and dynamic/free-vibration analysis via eigenvalue problems

Mechanical Vibrations

(Professional Elective-II) — extends vibration theory from Theory of Machines into multi-degree-of-freedom systems and measurement instrumentation used to diagnose real machinery.

• Unit 1: Mathematical modelling of single-degree-of-freedom free and forced vibrating systems
• Unit 2: Free and forced vibration of multi-degree-of-freedom systems via matrix methods and modal analysis
• Unit 3: Torsional and transverse vibrations of rods and beams, plus an introduction to non-linear and random vibration
• Unit 4: Vibration-measuring instruments and critical speeds of shafts
• Unit 5: Laplace-transform-based response analysis to impulse, step, and pulse inputs

Advanced Manufacturing Processes

(Professional Elective-II) — covers non-traditional machining and micro/nanoscale fabrication routes that go beyond the conventional processes taught earlier in the programme.

• Unit 1: Advanced machining processes — AJM, WJM, wire-EDM, ECM, LBM, EBM, and PAM
• Unit 2: Additive manufacturing methods — stereolithography, LOM, laser sintering, and FDM
• Unit 3: Surface treatment/coating methods and ceramic processing
• Unit 4: Composite processing (MMC/CMC/PMC) and nanomaterial processing techniques
• Unit 5: Fabrication of microelectronic devices, including wafer preparation and PCB technology

Micro Electro Mechanical Systems

(Professional Elective-II) — introduces MEMS design and fabrication, the miniaturized sensor/actuator technology increasingly embedded in mechanical and mechatronic products.

• Unit 1: MEMS fabrication basics (lithography, etching, wafer bonding) and mechanical sensors/actuators
• Unit 2: Thermal sensors and actuators, including shape-memory-alloy actuators
• Unit 3: Micro-opto-electromechanical systems (MOEMS) and magnetic sensors/actuators
• Unit 4: Microfluidic systems and RF MEMS devices
• Unit 5: Chemical and biomedical microsystems, including lab-on-a-chip sensing

Sensors and Instrumentation

(Professional Elective-II) — covers the sensing and data-acquisition technology that underlies measurement, automation, and mechatronic control systems.

• Unit 1: Measurement fundamentals — error analysis, transducer characteristics, and sensor calibration
• Unit 2: Motion, proximity, and ranging sensors — encoders, LVDT, accelerometers, and LIDAR
• Unit 3: Force, magnetic, and heading sensors — strain gauges, Hall-effect sensors, and gyroscopes
• Unit 4: Optical, pressure, and temperature sensors, plus smart and MEMS/nano sensors
• Unit 5: Signal conditioning and data-acquisition systems for single- and multi-channel logging

Energy Storage Technologies

(Professional Elective-III) — covers the battery and storage systems central to the electric-vehicle and renewable-energy transition, an increasingly important area for mechanical engineers.

• Unit 1: Energy storage systems overview, including thermal storage and phase-change materials
• Unit 2: Chemical storage systems and electromagnetic storage (supercapacitors, SMES)
• Unit 3: Electrochemical storage — battery working principles and major battery chemistries
• Unit 4: Supercapacitors and fuel cells, including hybrid systems
• Unit 5: Battery design, thermal management, and recycling for electric vehicles

Industrial Hydraulics and Pneumatics

(Professional Elective-III) — covers fluid-power systems used to actuate industrial machinery, complementing the fluid mechanics taught earlier with practical circuit design.

• Unit 1: Fluid power fundamentals and the working fluids used in hydraulic/pneumatic systems
• Unit 2: Hydraulic and pneumatic elements — pumps, actuators, control valves, and FRL units
• Unit 3: Hydraulic and pneumatic circuit design, including ISO symbols and logic circuit methods
• Unit 4: Hydraulic and pneumatic devices — automotive brakes, forklifts, and pneumatic tools
• Unit 5: Installation, maintenance, and troubleshooting of hydraulic and pneumatic systems

Industrial Robotics

(Professional Elective-III) — covers the kinematics, actuation, and programming of industrial robot arms, a core automation technology in modern manufacturing.

• Unit 1: Robot anatomy, classification, and components of industrial robots
• Unit 2: Robot actuators (pneumatic, hydraulic, electric) and feedback components
• Unit 3: Motion analysis and manipulator kinematics (D-H notation, forward/inverse kinematics)
• Unit 4: Trajectory planning, path generation, and robot programming languages
• Unit 5: Image processing and machine vision in robotic applications

Refrigeration & Air-Conditioning

(Professional Elective-III) — extends thermodynamics into cooling-system design, covering the refrigeration cycles and psychrometric calculations behind HVAC and cold-chain equipment.

• Unit 1: Refrigeration fundamentals and air-refrigeration cycles (Bell-Coleman)
• Unit 2: Vapour compression refrigeration systems and an introduction to cryogenics
• Unit 3: Refrigerants, vapour absorption systems, and steam-jet refrigeration
• Unit 4: Air-conditioning psychrometrics and cooling-load calculations
• Unit 5: Air-conditioning system classification and heat pump circuits

Introduction to Industrial Robotics

(Open Elective-II) — the same robot kinematics, actuation, and machine-vision syllabus as the Professional Elective-III “Industrial Robotics” course, offered here as an open elective for students from other specializations.

• Unit 1: Robot anatomy, classification, and components
• Unit 2: Robot actuators and feedback components
• Unit 3: Motion analysis and manipulator kinematics
• Unit 4: Trajectory planning, path generation, and robot programming
• Unit 5: Image processing and machine vision in robotics

Industrial Management

(Open Elective-II) — the same industrial-engineering and management syllabus taught as a management course in II Year II Semester, offered here as an open elective.

• Unit 1: Industrial engineering fundamentals, scientific management, and plant layout
• Unit 2: Work study — method study, time study, and ergonomics
• Unit 3: Statistical quality control and total quality management
• Unit 4: Financial management and capital budgeting
• Unit 5: Human resource management and value engineering

Additive Manufacturing

(Open Elective-II) — covers 3D-printing/rapid-prototyping technology in depth, from the underlying processes to tooling and data formats used in industry.

• Unit 1: Rapid prototyping fundamentals and liquid-based systems (SLA, Solid Ground Curing)
• Unit 2: Solid-based systems — laminated object manufacturing and fused deposition modelling
• Unit 3: Powder-based systems — selective laser sintering and 3D printing
• Unit 4: Rapid tooling — direct and indirect tooling methods
• Unit 5: RP data formats (STL) and applications across aerospace, automotive, and medical fields

Vehicle Technology

(Open Elective-II) — the same advanced-engine, combustion, and electrification syllabus as the Professional Elective-I “Conventional and Futuristic Vehicle Technology” course, offered here as an open elective.

• Unit 1: Advanced engine technologies — direct injection, variable compression, and turbocharging
• Unit 2: Advanced combustion technologies (HCCI, PCCI, RCCI)
• Unit 3: Low-carbon fuel technology
• Unit 4: Hybrid and battery-electric vehicle configurations
• Unit 5: Fuel-cell technology for automotive applications

Industrial Safety

(Open Elective-II) — covers workplace safety management and fire protection, essential compliance knowledge for engineers who will work in or manage industrial plants.

• Unit 1: History and development of industrial safety management and safety organizations
• Unit 2: Accident prevention, protective equipment, and accident investigation
• Unit 3: Safety legislation (Factories Act, Boiler Act, ESI Act) and occupational health/ergonomics
• Unit 4: Fire prevention and protection systems, including extinguishing agents and equipment
• Unit 5: Building fire safety design, egress, and fire-safety requirements for high-rise buildings

Heat Transfer Lab

verifies conduction, convection, and radiation theory experimentally across a range of standard heat-transfer test rigs.

• Conduction and convection tests: composite slabs, lagged pipes, pin-fin efficiency, natural/forced convection coefficients
• Radiation tests: emissivity determination and verification of the Stefan-Boltzmann constant
• Phase-change and heat-exchanger tests: drop/film condensation, critical heat flux, and parallel/counter-flow heat exchanger effectiveness

Artificial Intelligence and Machine Learning Lab

gives students coding practice implementing the ML models covered in the lecture course using Python’s data-science stack.

• Python data-science libraries: NumPy, Pandas, Matplotlib, Seaborn, and TensorFlow, plus data preprocessing/cleaning
• Model implementation: linear/logistic regression, ANN, CNN, RNN, decision trees, Naive Bayes, and SVM
• Advanced exercise: building an autoencoder

Robotics and Drone Technologies Lab

hands-on robot and drone building that complements the Industrial Robotics and vehicle-technology theory with maker-style prototyping.

• Robotics exercises: robot kinematic simulation, Arduino-based robot builds, obstacle-avoidance and line-following robots, and a robotic-arm/gripper build with PID control
• Drone exercises: understanding drone parts and flight dynamics (roll/pitch/yaw), sensor and battery management, and building a payload-carrying prototype drone

Technical Paper Writing and IPR

a mandatory audit course teaching academic writing conventions alongside intellectual-property fundamentals students need before filing a patent or publishing research.

• Unit 1: Planning and preparation for technical writing — structure, clarity, and avoiding ambiguity
• Unit 2: Literature review and the components of a research paper (methods, results, discussion)
• Unit 3: Nature of intellectual property and the patenting process, including PCT filing
• Unit 4: Scope of patent rights, licensing, and technology transfer
• Unit 5: New developments in IPR, including software and biological-systems patents

Industry Internship

(mandatory, 8 weeks, summer) — the PDF records only the 2-0-0 credit line for this mandatory internship in III Year II Semester; there is no unit-wise syllabus, since the content is on-the-job training defined by the host organization rather than classroom topics.