# NIT-RAIPUR

## VIII SEM MECHANICAL ENGINEERING SYLLABUS

DEPARTMENT OF MECHANICAL ENGINEERING

SYLLABUS

Name of the Subject Computer Aided Design and

Manufacturing

Subject Code ME 20811 (ME)

Semester VIII Board of Studies Mechanical Engg.

Maximum Marks 70 Minimum Marks 25

Lecture Periods/Week Tutorial Periods/Week Practical Periods/Week Credits

3 1 3 4+2

UNIT-I

Introduction:

Introduction of CAD/CAM, Definition of CAD & CAM Tools, CAD/CAM Tools based on

their constituents and their implementation in a design environment, Benefits of CAD/CAM. 2D & 3D

Transformations, Perspective and Parallel Projection, Hidden surface Removal.

Geometric Modeling of Curves:

Parametric and Non parametric, Explicit and Implicit, Representation of

curves.

Analytical Curve: Line, Circle, Conics. Synthetic curve: Hermite Cubic Splines, Bezier Curves, BSpline

Curves.

UNIT –II

Representation of Surface:

Parametric Representation of surfaces, Equation of surface, Tangent vector,

Normal vector, Twist vector, Parametric patches and surfaces, Analytical surfaces: Ruled surface, surface of

revolution, Tabulated cylinder. Synthetic surface: Hermit bi-cubic surface, Bezier bi-cubic surface, B-spline bicubic

surface, Coon’s surface.

Solid Modeling:

Solid modeling techniques, Geometric and Topology, Valid solid, Types of sold modeling,

Algorithms, Basic set theory, Solid Representation Schemes. CSG representation, 3D base primitives, Unary

Operation, Boolean’s Operation, Sweeping Operation and CSG tree.

UNIT-III

Numerical Control:

Introduction to numerical control, Basic component of an NC System, The NC Procedure,

NC coordinate systems, NC motion control system, Application of NC, Introduction to Computer Control in

NC, Problem with Conventional NC, Computer Numerical control, Direct Numerical control, Combined

DNC/CNC System, Adaptive control system. NC Part Programming, Introduction to NC Part programming,

Manual Part Programming, Computer assisted part programming APT language, G&M codes and examples,

Introduction to Rapid Prototyping.

UNIT IV

Group Technology:

Introduction to group technology, Part families, Part and classification, Three Parts

Classification & Codes system, Group technology Machine cell design, Benefits and Limitation of Group

technology.

Data base Management:

Design Database concept, Objective, Data structures, Creation of Data Files in

application Program and relational Database management system.

UNIT-V

Computer Aided Design of Planer Mechanism:

Kinematic synthesis, Type, Number, Dimension Synthesis:

Function generation, Path generation, Motion generation, Approximate synthesis and Tchebyshev’s spacing of

accuracy points, Freudenstein’s equation for four bar link mechanism and slider crank mechanism by

displacement method and vector method; Angular velocities and acceleration, coupler curves.

Text Books:

1. CAD/CAM Theory and Practice-Ibrahim Zeid-Tata McGraw Hill Publications

2. CAD/CAM-Milkell P. Groover, Emory W.Zimmer-Pearson Education

3. Theory of mechanism and Machine-Ghosh and Malik-EWP

Reference Books:

1. Computer numeric control-T.Jeyapoovan, Robert Quesada-Pearson Education

2. Kinematic Synthesis of linkages-Richard S Hartenberg, Jacques Denavit-McGraw Hill

3. CAM/CAD principle & Applications-P.N.Rao- Tata McGraw Hill Publications.

DEPARTMENT OF MECHANICAL ENGINEERING

SYLLABUS

Name of the Subject Machine Design – II Subject Code ME 20812 (ME)

Semester VIII Board of Studies Mechanical Engg.

Maximum Marks 70 Minimum Marks 25

Lecture Periods/Week Tutorial Periods/Week Practical Periods/Week Credits

3 1 3 4+2

UNIT-1

Spur gears:

Introduction, Types of failure, design requirements, gear terminology, design analysis, stress

concentration, dynamic load, surface compressive stress, beam strength, plastic deformation, gear materials,

design procedure, design as recommended by AGMA. Gear Lubrication.

UNIT-2

Helical Gears:

Terminology of Helical Gears, Virtual number of teeth, Tooth proportions, Force analysis,

Beam strength, Effective Load on gear tooth, design procedure.

Bevel Gears:

Terminology of Bevel Gears, Force Analysis, Beam strength, effective load on gear tooth, design

procedure, design as recommended by AGMA.

UNIT-3

Rolling Contact Bearings:

Types of ball and roller bearing, Selection of bearing for radial and axial load,

Bearing life, design procedure, mounting and lubrication.

Plain or Journal Bearings:

Types of lubrication, Viscosity, Hydrodynamic theory of lubrication, Somerfield

number, Heat balance, design procedure. Self-contained bearings, bearing materials.

UNIT-4

Spring:

Spring Materials and their Mechanical Properties, Equation for stress and deflection, Helical coil

springs of circular section for tension, compression and torsion, Dynamic loading, Fatigue loading, Wahl line.

Leaf spring and disc springs.

UNIT-5

Brakes:

Introduction, Block Brake, design procedure, Internal Expanding Shoe Brake, design procedure, Band

brakes, design procedure, Disc brake, design procedure.

Clutches:

Introduction, Friction materials, Torque transmitting capacity, Single & Multiple plate clutch,

Centrifugal clutches, Cone clutch.

Text Books :-

1.

Machine Design by T.V. Sunderarajamoorthy and N. Shanmugam – Anuradha Agencies.

2. Mechanical Engineering Design by J.E. Shigley – Mc Graw Hill Publication.

3. Machine Design by P.C. Sharma and D.K. Agrawal – Kataria & Sons Publications.

Reference Books :

1. Machine Desing An Inntegrarated Approach, Rodert L –Norton published by Addison Wesley Longman

(Singapore)

2. Design of Machine elements by V.B. Bhandari, Tata McGraw Hill Publicatins.

3. Machine Design by Mobin – Mir Publishers.

Manufacturing & Management Group

NATIONAL INSTITUTE OF TECHNOLOGY, RAIPUR

DEPARTMENT OF MECHANICAL ENGINEERING

SYLLABUS

Name of the Subject Production Management Subject Code ME 20813 (ME)

Semester VIII Board of Studies Mechanical Engg.

Maximum Marks 70 Minimum Marks 25

Lecture Periods/Week Tutorial Periods/Week Practical Periods/Week Credits

3 1 0 4

UNIT-I

Production Management:

Definition, Objectives, Scope, Benefits, Functions of production management,

Place of production management in an organization, Types of production system, Product life cycle, Product

design and development, production cycle.

Costing and Cost Analysis:

Elements of costs, Break even analysis, Incremental costs, make or buy decision.

Sales Forecasting:

Purposes, Methods – Delphi, Linear regression, Economic indicators, Time-series analysis,

Adjustment for seasonal variations, Moving average, Exponential smoothing.

UNIT-II

Material Management:

Objectives and functions of materials management, Organization of materials

management, MRP I and MRP II.

Procurement:

Objectives of purchase department, Purchase responsibilities and organization, Types of

purchasing, Purchase procedures, Import and Export.

Stores Keeping:

Stores management, Functions of stores, Classification of materials, Standardization of

materials, Identification and maintenance of layout of stores, Physical control of materials, Pricing of stores,

Issuing of stores.

UNIT-III

Production Planning and Control

: Functions, Organization, Master Scheduling, Aggregate planning and

strategies, Materials requirement planning, Product structure tree, Routing, Loading, Scheduling – forward and

backward, Dispatching – priority rules, Sequencing, Johnson’s algorithm for n jobs and two machines, Gantt’s

chart, Bar chart, Flow process chart.

Materials Handling:

Principles of materials handling, Unit load, Types of materials handling equipment,

Relation between materials handling and plant layout.

UNIT – IV

Inventory Control:

Objective, Scope and functions of inventory control, Inventory control techniques,

Economic ordering quantity, Periodic ordering quantity, A.B.C. analysis, General idea regarding inventory

control under risk and uncertainty.

Supply Chain Management:

Introduction, Definition of supply Chain, Major derivers of supply chain, Supply

Chain Strategies, A model for strategy formulation in SCM. Information Systems in supply chain.

UNIT – V

Quality Control

: Difference between inspection and quality control, Acceptance sampling, Procedure’s risk

and Consumer’s risk, Operating characteristic curve for single sampling plan, AOQL Quality of conformance,

Quality of design, Economics of quality, SQC charts for variables and attributes.

Text Books:

1. Production and operation Management – By P. Ramamurty – New Age International Publication.

2. Industrial Engineering & Production Management – Martand Telsang – S. Chand & Co.,

3. Supply Chain Management – R.P. Mohanty & S G Deshmukh, SBiztantra Publications.

Reference Book:

1. Production and operation Management – By R. Mayer – Tata McGraw Hill publication.

2. Quality Planning and Analysis, Juran and Gryna

3. Production and operations Management by – Adam and Ebert – PHI –

4. Production planning and Control – By Samuel Eilon, Navneet Prakashan Ltd., Bombay.

DEPARTMENT OF MECHANICAL ENGINEERING

SYLLABUS

Name of the Subject RAC System Design (Elective –III) Subject Code

Semester VIII Board of Studies Mechanical Engg.

Maximum Marks 70 Minimum Marks

Lecture Periods/Week Tutorial Periods/Week Practical Periods/Week Credits

4 1 0 5

UNIT-I

Cooling and Heating Load Calculations: Estimation of Solar Radiation

Solar radiation, Constant and irradiation, geometry, Latitude, all basic and derived angles, vertical and tilted

surfaces, Calculation of direct, diffuse and reflected radiation using ASHRAE solar radiation model.

Solar radiation through fenestration Ventilation and Infiltration

Need, effects of fenestration, Estimation of heat transfer rate, Solar heat Gain Factor(SHGF) and Shading

Coefficient, external shading, shaded area of fenestration, heat transfer rate through windows with overhangs,

ventilation, Infiltration, heat transfer rate due to infiltration and ventilation.

UNIT-II

Heat Transfer through Buildings – Fabric Heat Gain/Loss

One-dimensional, steady state heat transfer through homogeneous, non-homogeneous walls, air spaces,

composite walls of the buildings, unsteady heat transfer through opaque walls and roofs, analytical method to

solve the 1-D, transient heat transfer problem, numerical methods used to solve the transient heat transfer

problem, semi-empirical method based on Effective temperature, Difference or Cooling Load Temperature

difference CLTD.

UNIT-III

Selection of Air Conditioning Systems

Thermal distribution systems and their functions, Selection Criteria for air conditioning systems, Classification

of air conditioning systems, Working principles, Advantages, Disadvantages and applications of all air systems,

namely: Single duct, (constant volume, single zone systems, multi zone systems, variable air volume (VAV)

systems), Dual duct, constant volume and variable volume systems, Outdoor air control in all air systems, all

water systems, air-water systems, unitary refrigerant based systems.

UNIT-IV

Transmission of Air in Air Conditioning Ducts

Air Handling Unit (AHU) and it’s functions, need, airflow through ducts, Bernoulli and modified equations,

Static, dynamic, datum and total head, Fan Total Pressure (FTP) and power input, pressure loss, frictional

pressure drop, dynamic pressure drop in various types of fittings, Static regain.

Design of Air Conditioning Ducts

Requirements, Rules for duct design, Classification, Commonly used methods, Principle of velocity, equal

friction, and static regain methods, Performance of duct systems, System balancing and optimization, fans and

fan laws, Interaction between fan and duct.

UNIT-V

Space Air Distribution

Requirements, Performance Index and space Diffusion Effectiveness Factor, Design buoyancy effects,

deflection of air jets, Behavior of free-stream jets, Definitions of drop, throw, Spread and entrainment ratio,

Behavior of circular jets, rectangular jets, Characteristics of different types of air distribution devices, Return

air inlets, Airflow pattern inside conditioned spaces.

Ventilation for cooling

Use, comparison between natural and mechanical ventilation, Characteristics of natural ventilation, airflow rate

due to wind and stack effects, general guidelines, forced ventilation using electric fans, interior air movement,

unit ventilators, whole house fans and solar chimneys.

Text Books:

1. Refrigeration and Air Conditioning by C. P. Arora, TMH Publication.

2. Refrigeration and Air Conditioning by R.K. Rajput Katson Publication.

3. Refrigeration and Air Conditioning by Arora & Domkundwar, Dhanpat Rai and Sons.

Reference Books:

1. Refrigeration and Air Conditioning by Stooker W.F.

2. Refrigeration and Air Conditioning by Ahmadul Ameen, PHI Publication

3. Hand Book of Air Conditioning and Refrigeration by Shan K. Wang , Tata McGraw Hill Publications.

DEPARTMENT OF MECHANICAL ENGINEERING

SYLLABUS

Name of the Subject Non Conventional Sources of Energy Subject Code

Semester VIII Board of Studies Mechanical Engg.

Maximum Marks 70 Minimum Marks 25

Lecture Periods/Week Tutorial Periods/Week Practical Periods/Week Credits

4 1 0 5

UNIT-I

FUNDAMENTAL OF ENERGY

Energy sources, classification, importance of non-conventional energy sources, advantages and

disadvantages of non-conventional energy sources, environmental aspect of energy, energy storagenecessity

of energy storage, energy storage methods.

UNIT II

SOLAR ENERGY

geometry, solar time, solar day length, solar radiation measurement on horizontal and inclined surfaces.

Solar thermal system-solar collectors, classification, performance indices. Liquid flate plate collector-their

component, efficiency, solar thermal system applications.

Solar photovoltaic systems: solar cell fundamentals, solar cell, module, panel and array construction and

Application.

UNIT III

BIOMASS ENERGY

Photosynthesis process, biomass resources.

Biofuels: biofuel classification, biofuel production process.

Energy farming: advantages and dangers of energy farming,

Biogas: anaerobic digestion for biogas, digester sizing.

UNIT IV

CHEMICAL ENERGY SOURCES

Fuel cells: design, principle, classification, types, advantages and disadvantages.

Hydrogen energy: properties, methods of hydrogen production, Storage, advantages and disadvantages and

application.

UNIT V

WIND ENERGY

Definition, origin of wind, factor affecting the distribution of wind on the surface of the earth, nature of

wind, wind turbines, components of wind turbine, wind energy conversion, wind energy conversion

systems.

Introduction: Tidal energy, Wave energy, Ocean thermal energy.

Text Book:

1. B.H. Khan: Non Conventional Energy Source-Tata Mc Graw-Hill, New Delhi.

2. J.W. Twidell & A.D. Weir: Renewable Energy Sources- The University Press, Cambridge In Great

Britain.

Reference Books:

1. S.P. Sukhatme: Solar Energy – Tata Mc Graw-Hill, New Delhi.

2. H.P. Grag & J. Prakash: Solar Energy Fundamental and Applications – Tata Mc Graw-Hill, New

Delhi.