Unit I: Introduction to Automatic Control
Generalized Control System Types, Open Loop and Closed Loop, Linear and Non-Linear,
Time Variant and Time invariant Systems with examples. Advantages of Automatic
Control Systems, Hydraulic/Pneumatic System, Hydraulic Servomotor, Jet – Pipe
Amplifier, Pneumatic Amplifier. Thermal System, Gear Train. Merits of using Feedback
control system,
Unit II: Block Diagram Algebra and Mathematical Modeling
Rules for Reduction of Block Diagram, Control System Components – Tachometer, D.C.
Servomotor , Stepper Motor, Mathematical Model of Control System: Mechanical
Translational Systems, Rotational System, Grounded Chair Representation, Electrical
Elements, Analogous Systems, Force – Voltage Analog, Force – Current Analog,
Mathematical Model of Liquid Level System
Transient Response:
General Form of Transfer Function, Concept of Poles and Zeros, Distinct, Repeated and
Complex Zeros. Response of systems (First and Second Order) to Various Inputs
(Impulse, Step, Ramp and Sinusoidal). Damping Ratio and Natural Frequency. Transient
Response Specification
Stability and Root Locus Technique:
Routh‟s Stability Criteria, Significance of Root Locus, Construction of Root Loci, General
Procedure, Effect of Poles and Zeros on the System Stability.
State Space Analysis:
System Representation, Direct, Parallel, Series and General Programming, Conversion
of State Space Model to Transfer Function, Basic Control Action and response of Control
systems,
Economic Inflation Problem, Pollution Control in Auto Engine, Control of blood pressure
with anaesthesia,
Frequency Response Analysis:
Frequency Response Log Magnitude Plots and Phase angle Plots, Gain Margin, Phase
Margin, Evaluation of Gain „K‟, Polar Plots. System Compensation: Types of
Compensators, Lead, Lag, Lead-Lag Compensators. (Note: The course numerical
treatment on the appropriate topics of various units), Nyquist stability criterion
- Teacher: Jameer Bagwan
- Teacher: Dr. Harshwardhan Pandit
Unit I:
a) Measurements: International standards of length-Line and end measurement,
Need of measurement, possible errors in measurement, slip gauges.
b) Tolerances and gauging: Unilateral and bilateral tolerances, Limits, Fits, Types
of Fits, IS specifications of limits. Importances of limits, System in mass
production, limit gauges used for plain and taper works.
Unit II:
a) Magnification : Principles and characteristics of measuring instruments,
Mechanical, Optical, electrical, Pneumatic method of magnification, different
types of Verniers, Micrometers, Dial gauges, Mechanical and pneumatic, Types
of comparators. Use of comparators in inspection.
b) Measurement of angles, tapers and radius : Bevel Protractor, Spirit level,
Clinometers, angle Decker, standard balls and rollers for angle measurement,
angle slip gauges, radius measurement of circular portion, measurement of
concave and convex surface radius.
a) Interferometry: Principle of Interferometry and application in checking of
flatness, angle and height.
b) Straightness and Flatness: Straight edge, use of level beam comparator,
autocollimator, testing of flatness of surface plate (Theoretical treatment
only) and surface roughness.
Surface finish measurement
a) Surface finish: Types of textures obtained during machine operation, range of
C.L.A. value in different operations in numerical assessment of surface
finish (B.I.S. Specifications of C.L.A. value)-sample length of different machining
operations. Direction of lay, texture, symbols, instruments used in surface finish
assessment, Introduction & applications of: Coordinate Measuring Machine.
b) Quality control: Concept of Quality and quality control, elements of quality and
its growth, purpose, setup, policy and objective, factors controlling and quality of
design and conformance, balance between cost and quality and value of quality.
Specification of quality, planning through trial lots and for essential information.
a) Measurement of Spur Gears: Run out checking, Pitch measurement, profile
checking, backlash checking, tooth thickness measurement, alignment checking,
errors in gears, checking of composite errors.
b) Measurement of External Threads: Different errors in screw threads,
measurement of forms of thread with profile projector, pitch measurement,
measurement of thread diameter with standard wire, screw thread micrometer.
a) Statistical Quality Control: Importance of statistical method in quality control,
measuring of statistical control variables and attributes.
Measurement/inspection, different types of control charts(X Bars, R, P. charts)
and their constructions and their application.
b) Acceptance Sampling: Sampling inspection and percentage inspection, basic
concept of sampling inspection, operating characteristic curves, conflicting
interests of consumer and producer, producer and consumers risks, AWQL,
LTPD, ADGL, single and double sampling plans.
- Teacher: Jameer Bagwan
- Teacher: Sagar Porlekar
At the end of course, learners will able to
1. Explain thermodynamic cycles of I. C. Engines.
2. Explain fuel supply systems, combustion and emission aspects of I.C.
Engines and recent developments in I.C. Engines.
3. Explain I. C. Engine systems and various components of Engines.
4. Explain performance parameters and characteristics; and calculation of
performance parameters.
5. Interpret different alternative fuels and its emissions and method to control
these emissions.
- Teacher: Jameer Bagwan
- Teacher: Satish Kale
- INTRODUCTION TO OPERATION RESEARCH
Development of operations Research, characteristics and scope of operations Research,
Models in operations Research, Model Formulation, Types of mathematical models,
Limitations of operations Research. L.P. models, simplex method, the algebra of simplex
method. (Minimization and Minimization problem) method, post optimality analysis,
essence of duality theory, Application of sensitivity analysis. - TRANSPORTATION AND ASSIGNMENT MODELS
Structure, industrial and business applications.
a. Transportation problems Use of various methods for solving transportation problems,
degeneracy and its solution.
b. Assignment problems: Solution of various types of problems, Traveling Salesman
problem. - FUNDAMENTALS OF CPM / PERT NETWORKS
CPM – construction of networks, critical path, forward and backward pass, floats and
their significance, crashing for minimum duration, resource allocation and leveling. PERT – Time Estimates, Construction of Networks, Probability of completing projects by
given date. -
a. Sequencing: Sequencing of n jobs and 2 and 3 machines, 2 jobs and m machines.
b. Replacement Analysis: With and without time value of money, single item and group
replacement. - Inventory Models: Various costs involved, classification of models, EOQ model with and
without shortage, EOQ with uniform demand and production lot size model, EOQ model
with single price break. - Decision Theory: Pay off and regret tables, decision rules, decisions under uncertainty and
risk, decision tree.
Network Techniques: Shortest Path Model- Systematic Method, Dijkstra‟s Algorithm,
Floyd‟s Algorithm
- Teacher: Jameer Bagwan
- Introduction to Additive Manufacturing (AM): Evolution of AM/3D printing; Comparison with subtractive and forming processes; Advantages of AM; Classification of AM processes; Key steps in AM.
- Liquid State-based AM Processes: Stereo lithography – Process and working principle; Photopolymers; Photo polymerization, layering technology, Laser and Laser scanning;
Micro-stereolithography; Equipment and specifications; Applications, advantages,
disadvantages, examples; Solid ground curing: Process, Working principle; Equipment
and specifications; Applications, advantages, disadvantages, examples - Solid State-based AM Processes: Fused Deposition Modeling – Process, working
principle and materials; Equipment and specifications; Laminated object manufacturing –
Process and working principle; Equipment and specifications; Applications, advantages,
disadvantages, examples; Other solid-state processes – Ultrasonic consolidation,
Gluing, Thermal bonding; Demonstration of equipment - Powder Based AM Processes: Powder Bed Fusion Processes – Working principle and
materials; Powder fusion mechanism and powder handling; Various LBF processes
(principle, materials, applications and examples) – Selective laser Sintering, Electron
Beam Melting, Laser Engineered Net Shaping, Binder Jetting and Direct Metal
Deposition; Comparison between LBF processes; Materials-process-structure-property
relationships; relative advantages and limitations - Applications of AM: Product development lifecycle applications – Rapid
prototyping, concept models, visualization aids, replacement parts, tooling, jigs and
fixtures, moulds and casting; Application sectors – aerospace, automobile, medical,
jewelry, sports, electronics, food, architecture, construction and others.
- Teacher: Jameer Bagwan
