Exclusion from the examination hall and cancellation of appearance in that subject only of all candidates concerned. Removal from the examination hall and cancellation of performance in that subject and all other subjects. The candidate has already participated including practical examinations and project work and will not be allowed to appear for the remaining examinations of the subjects of that semester/year. The candidate's hall ticket must be canceled and sent to the university.
Expulsion from the examination room and cancellation of performance in the subject in question and all the other subjects the candidate has already appeared in including practical tests and project work and is not allowed for the remaining tests in the subjects in the relevant semester/year. Expulsion from the examination hall and cancellation of performance in the subject in question and all the other subjects the candidate has already appeared in including practical tests and project work and is not allowed for the remaining tests in the subjects in the relevant semester/year. Expulsion from the examination room and cancellation of the performance in the subject in question and all other subjects the candidate has already appeared in, including practical tests and project work, and is not allowed for the remaining tests in the subjects in that semester/year.
UNIT V
Fundamentals of Manufacturing Automation: Fundamentals of Automation, Types of Automated Systems, Degree of Automation, Automation - Reasons, Manufacturing Activities and Automation Strategies - Factory Layout, Manufacturing Concepts and Mathematical Models - Design the Parts for Automation. Analysis of automated flowlines: Analysis of transfer lines without storage - partial automation of automated flowlines with storage buffers that implement automatic flowlines. Assembly systems and line balance; Manual Assembly Lines - Line Balancing Problem - Line Balancing Methods - Ways to Improve Line Balancing - Flexible Manual Assembly Lines - Automated Assembly Systems, Analysis of Multi-Station Assembly.
Polyphase mixtures, precipitation, solidification of particles, fibers and dispersions, influence of temperature, deformation and deformation rate on plastic behavior, super plasticity, deformation of non-crystalline material. Griffth theory, stress intensity factor and fracture toughness, toughness mechanisms, ductile and brittle transition in steel, high temperature fracture, creep, Larson – Miller parameter, strain and fracture mechanism maps. Fatigue, low- and high-cycle fatigue test, crack initiation and propagation mechanism and Paris law, influence of surface and metallurgical parameters on fatigue, fracture of non-metallic materials, fatigue analysis, failure sources, failure analysis procedure.
Motivation for selection, cost basis and service requirements, Selection for Mechanical Properties, Strength, Toughness, Fatigue and Creep. Selection for surface durability, corrosion and wear resistance, Relationship between material selection and processing, Case studies in material selection relating to aerospace, automotive, marine, machinery and nuclear applications. NON-METALLIC MATERIALS: Polymeric materials and their molecular structures, Production techniques for fibers, foams, adhesives and coatings, structure, properties and applications of engineering polymers, advanced structural ceramic toilet, TiC, TaC, A12 O3, SiC, Si3 N4, CBN – properties, processing and applications.
CONCEPTS OF ACCURACY
DATUM SYSTEMS
Tolerance Analysis
TOLERANCE CHARTING TECHNIQUES
Introduction: Design philosophy steps in design process — General design rules for manufacturability — basic principles of design Ling for economic production — creativity in design. Materials: Selection of materials for design Developments in materials technology - material selection criteria - Relationship between material selection and process selectionprocess selection tables. MACHINING PROCESS: Overview of various machining processes - general design rules for machining - Dimensional tolerance and surface roughness - Design for machining - Ease - Redesign of components for ease of machining with suitable examples.
METAL CASTING: Evaluation of different casting processes, choice of casting process, - general casting design aspects — casting tolerances — use of solidification simulation in casting design — design rules for sand casting products. Forging - Design factors for forging - Closed forging design - die design parting lines for drowning 5 - general design recommendations. Extrusion and sheet metal working: Guidelines for the design of extruded sections - design principles for punching, cutting, bending, deep drawing - Keeler Goodman Forming Line diagram - Design of cutting components.
ASSEMBLE ADVANTAGES: Development of the assembly process, choice of assembly method assembly advantages social effects of automation. DRAFT MANUAL: Design for assembly fit into the design process, general design guidelines for manual assembly, development of the systematic DFA methodology, assembly efficiency, manual handling classification system, manual insertion and fastening classification system, effect of part symmetry on handling time, effect of part thickness and size on handling time, effect of weight on handling time, parts requiring two hands for manipulation, effects of combinations of factors, effect of symmetry effect of bevel design on insertion operations, estimation of insertion time. Processing of ceramics: Applications, characteristics, classification. Processing of particulate ceramics, Powder preparations, consolidation, Drying, sintering, Hot compaction, Area of application, finishing of ceramics.
Need for IPPD – strategic importance of product development – integration of customer, designer, material supplier and process planner, Competitor and consumer – behavioral analysis. Customer understanding - promoting customer understanding - customer involvement in requirements development and management - Organization - process management and improvement - Plan and establish product specifications.
CONCEPT GENERATION AND SELECTION
PRODUCT DEVELOPMENT MANAGEMENT
DESIGN FOR MANUFACTURING AND PRODUCTY DEVELOPMENT
Process Quality Management: Definition of quality, Quality Control, a brief history, Product vs. Inspection, Process Control, Statistical Quality Control, Control Charts and Acceptance Sampling. Bench Marketing: Evolution of Bench Marketing, Meaning of Bench Marketing, Benefits of Bench Marketing, Bench Marketing Process, Bench Marketing Pitfalls. Cost of quality: Definition of cost of quality, costs of quality, measurement of costs of quality, use of quality cost information, accounting systems and quality management.
Series standards, benefits of ISO9000 certification, third party audit, ISO9000 documentation and services, the cost of certification for system implementation. CAD TOOLS: Definition of CAD tools, system types, evaluation criteria for CAD/CAM systems, brief review of input and output devices. GEOMETRIC MODELING: Types of mathematical representation of curves, wireframe models wireframe entities parametric representation of synthetic curves hair mite cubic splines Bezier curves B-splines rational curves.
SURFACE MODELING: Mathematical Representation Surfaces, Surface Model, Surface Entities Surface Representation, Parametric Representation of Surfaces, Planar Surface, Ruler Surface, Surface of Revolution, Tabulated Cylinder. PARAMETRIC REPRESENTATION OF SYNTHETIC SURFACES - Hermite Bicubic Surface, Bezier Surface, B-Spline Surface, COONs Surface, Blending Surface Sculpted Surface, Surface Manipulation - Display, Segmentation, Cropping, Cutting, Transformations (both 2D and 3D). CAD/CAM Interchange: Evaluation of data — exchange format, IGES data representations and structure, STAP architecture, implementation, ACIS & DXF.
Manufacturing Databases: Database Management System, CAD/CAM Databases, Graphics Database, Introduction to Object-Oriented Concepts, Object-Oriented Model Language Interface, Procedures and Methods for Creating, Editing, and Manipulating Data. Sensor interface: analog and digital sensors for motion measurement, digital transducers, human-machine and machine-machine interface equipment and strategy.
Unit I
Unit II
Unit III
Unit IV
Unit V
PROMOD 3) SLAM-II
Experiments with unconventional manufacturing processes - AJM and study of USM, EDM, laser processing and plasma spraying. System — ways to analyze the system — Model — types of models — Simulation — Definition — Types of simulation models. Construction of validation of simulation models – verification – credibility – their timing – principles of valid simulation modeling – Techniques for verification – statistical procedures for developing a credible model.
Modeling stochastic input elements -- importance -- different procedures -- theoretical distribution -- continuous -- discretizing their suitability in modeling. Random variable generation — selection factors — methods — inverse transform — composition — convolution — acceptance — rejection — random variable generation — exponential — uniform — weibull — normal l3ernoullie — Binomial uniform — poison , simulation language — comparison of simulation language with general purpose language Simulation language vs simulators — software features — statistical capabilities — G P S S — S1MAN- SIMSCRIPT — WMJI queue simulation — comparison of simulation languages.
UNIT VII
UNIT III
UNIT I
UNIT II
Operations management – Definition – Objectives – Types of production systems – historical development of operations management – Current issues in operations management. Advanced inventory management systems push systems – Material requirements – Terminology – types of requirements – inputs to MRP- MRP techniques – Lot sizing methods – advantages and disadvantages of MRP – Manufacturing Resources Planning (MRP –II), Pull systems – Vs Push system – Just in hour (JIT) philosophy Kanban System – Calculation of number of Kanbans Requirements for implementation JIT – JIT Production process – advantages of JIT. Project management – Programming Evaluation Review Techniques (PERT) – three times. estimation – critical path – probability of project completion – critical path method – breakdown of a simple nature.
2 "Operations Management" Theory and Problems: by Joseph G. 3 "Production Systems Management" by James I. 4 "Production and Operations Management" by Chary. UNIT – IV: DESIGN OF JOINTING AND DRILLING SHEET METERS Fundamentals of sheet metal cutting operation, Types of power pressing, General information of pressing, Material handling equipment. Performance measures – Production lead time – Work in process – Machine utilization – Completion – Capacity – Flexibility – Performance – Quality control systems – Control system architecture – Factory communications – Local area network interconnections – Automation protocol of production – Database management system.
Discrete time Markov chain models – Definition and notation – Residence times in states – Examples of DTMCs in manufacturing – Chapman – Kolmogorov equation – Steady-state analysis. Continuous time Markov chain models – Definitions and notation – Residence times in states – examples of CTMCs in manufacturing – Equations for CTMC evolution – Markov model of a transmission line. Birth and death processes in manufacturing – Steady state analysis of BD processes – Typical BD processes in manufacturing.
Notation for queues – Examples of queues in manufacturing systems – Performance measures – Little's result – Steady state analysis of M/M/m queue, queues with general distributions and queues with breakdowns – Analysis of a flexible machine centre. Stochastic Petri Nets – Exponential time Petri Nets – Generalized Stochastic Petri Nets – modeling of KANBAN systems – Manufacturing models. Manufacturing Communication Systems — MAP/TOP, OSI Model, Data Redundancy, Top-down and Bottom-up Approach, Volume of Information.
Components of Knowledge Based Systems — Basic Components of Knowledge Based Systems, Knowledge Representation, Comparison of Knowledge Representation Schemas, Interference Engine, Knowledge Retrieval.
