If the examiner's report is again unfavorable, the thesis is rejected. Expulsion from the examination room and cancellation of the performance in the relevant subject only of all candidates involved. Expulsion from the examination room and cancellation of the performance in the subject in question and all other subjects the candidate has already appeared for, including practical tests and project work, and may not appear for the remaining tests in the subjects in the relevant semester/year.
The candidate's hall ticket must be canceled and sent to the university. Removal from the examination hall and cancellation of performance in that subject and all other subjects for which the candidate has already appeared including practical examinations and project work and will not be allowed for the remaining examinations of the subjects of that semester/year. The related academic regulations apply to the candidate's continuation of the training.
Removal from the examination hall and cancellation of performance in that subject and all other subjects for which the candidate has already appeared including practical examinations and project work and will not be allowed for the remaining examinations of the subjects of that semester/year. Removal from the examination hall and cancellation of appearance in that subject and all other subjects for which the candidate has already appeared including practical examinations and project work and will not be allowed for the remaining examinations of the subjects of that semester/year. Exclusion of students of the colleges from the examination hall and cancellation of the performance in that subject and all other subjects for which the candidate has already appeared including practical examinations and project work and will not be admitted for the remaining examinations of the.
Cancellation of performance in that subject and all other subjects the candidate has submitted including the practical examinations and project work of the examinations of that semester/year.
DATUM SYSTEMS
Introduction – Concept of machine tool accuracy – Spindle movement and displacement accuracies – Accuracy of numerical control systems – Errors due to numerical interpolation system for measurement of displacement and speed offsets. GEOMETRIC DIMENSIONING AND TOLERANCE: Tolerance Area Conversions – Surfaces, Features, Size Features, Date Features – Unusually Configured and Curved Date Surfaces as Date Features, Equalizing Dates – Date Display Feature – Shape Controls, Orientation Controls – Logical Approach to Tolerancing.
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 -- criteria for material selection - Material selection interrelationship with process selection process selection charts. 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 various casting processes, selection of casting process, - general design considerations for casting - casting tolerances - use of solidification simulation in casting design - product design rules for sand casting. Forging — Design factors for forging — Closed forging design — parting lines of die 5 drop forging design — general design recommendations. Sheet Metal Work: Design Guidelines for Extruded Sections - Design Principles for Punching, Blanking, Bending, Deep Drawing - Keeler Goodman Form Line Diagram - Component Design for Blanking.
ASSEMBLY ADVANTAGES: Development of the assembly process, choice of assembly method. Assembly benefits social effects of automation. MANUAL ASSEMBLY DESIGN: Design for assembly fits into the design process, general design guidelines for manual assembly, development of the systematic DFA methodology, assembly efficiency, classification system for manual operation, classification system for manual placement and attachment, effect of part symmetry on processing time, effect of part thickness and size on processing time, effect of weight on processing time, parts requiring two hands. Unit-I: Introduction to Finite Difference Formula: Parabolic Equation: Introduction – Explicit finite difference approximation of one dimensional equation Crank – Implicit Nicholson method – boundary conditions for derivation.
Unit-II: Alternative Direction Implicit (ADI) Method Finite Difference in Cylindrical and Spherical Polar Coordinates. Unit-III: Hyperbolic Equations: Analytical solution of 1st order quasi linear equation – Numerical integration by characteristic loose Wenderoff explicit method. CFI condition wenderoff implicit approximation - discontinuity propagation - Numerical solution by method of characteristics.
Unit-IV: Elliptic Equations: Introduction – Finite differences in polar coordinates – formulas for derivative near a curved boundary analysis of the discretization error of the five point approximation to Polman's equation over a rectangle. Unit-V: Systematic iterative methods for large linear systems – necessary and sufficient condition for convergence of iterative methods – stones implicit methods. Finite Element Method: weighted residual method – variations methods – division of the region into elements linear element – Galerkin formulation.
UNIT III
Timoshenko and Good icr, “Theory of elasticity”
Linear static analysis, Automatic calculation of rigid body modes, using specified eigenvalue shift, lumped and consistent mass matrices. Steady harmonic response, mode superposition method, overall structural and damping, linear dynamic analysis, non-linear static analysis, non-linear dynamic analysis. Unit – II: Linear actuators types Piston rod design size and selection, Rotary actuators, hydraulic reservoir accumulators.
Unit – III: Design of hydraulic circuits, seals and gaskets hydraulic servos, cylinders and air motors.
UNIT I
UNIT II
Operational management – Definition – Objectives – Types of production systems – Historical development of operational management – Current issues of operational management. Alue engineering – objective – types of value – function and cost – product life cycle – steps in value engineering – methodology in value engineers – FAST Diagram – Matrix method. Location - Location and layout of a building - Consideration of factors in factory location - Comparative study of rural and urban areas - Methods of selecting factory layouts - Aim of good layout - Principles - Types of layouts - Balancing of lines.
Driving systems of advanced inventory control systems – Material requirements – Terminology – types of requirements – introduction to MRP – MRP techniques – Lot sizing methods – benefits and demerits of MRP – Manufacturing Resource Planning (MRP – II ), Pull Systems – Vs Push System – Just in time (JIT) Philosophy Kanban System – Calculating the number of Kanbans Requirements for JIT implementation – JIT production process – benefits of JIT. Scheduling – Policies – Scheduling types – Forward and backward scheduling – Grant charts – Flow shop scheduling – n jobs and 2 machines, n jobs and 3 machines – job shop scheduling – 2 jobs and n machines – Balance line . Project management – Programming evaluation review techniques (PERT) – triple pricing – critical path – probability of project completion – critical path method – simple nature collision.
Introduction: Finite difference method, finite volume method, finite element method, governing equations and boundary conditions, Derivation of finite difference equations. Solution methods: Solution methods of elliptic equations - finite difference formulations, interactive solution methods, direct method with Gaussian elimination. Parabolic equations - explicit schemes and Von Neumann stability analysis, implicit schemes, implicit schemes with alternating directions, approximate factorization, fractional step methods, direct method with tridiagonal matrix algorithm.
Hyperbolic equations: explicit schemes and Von Neumann stability analysis, implicit schemes, multilevel methods, nonlinear problems, one-dimensional wave equations of the second order. Formulations of incompressible viscous flows: Formulations of incompressible viscous flows using finite difference methods, pressure corrections, vortex methods. Finite volume method: Finite volume method via finite difference method, formulations for two- and three-dimensional problems.
Methods of work flow - transport transfer mechanism - buffer storage - Control functions - Automation for machining operations. Analysis of Automated Flow Lines: Analysis of Transfer Lines without Warehouse Sub-Automation Automated Flow Lines with Warehouse Buffers Implementing Automated Flow Lines. Collection systems and line balance; Manual assembly lines - line balancing problem - methods of line balancing - ways to improve line balancing - flexible manual assembly lines - automated assembly systems, Analysis of multi-station assembly.
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, Production Concepts and Mathematical Models - Design the. Unit-I: General characteristics of mechanical elements, adequate and optimal design, principles of optimization, formulation of objective function, design constraints, classification of. Unit-IV: Engineering applications, structural design of axially and transversely loaded members for minimum cost, maximum weight.
Computer Integrated Manufacturing Systems Structure and functional areas of the CIM system, - CAD, CAPP, CAM, CAQC, ASRS. Components of knowledge-based systems - Basic components of knowledge-based systems, knowledge representation, comparison of knowledge representation schemes, interference engine, knowledge acquisition. Machine Learning - Concept of Artificial Intelligence, Conceptual Learning, Artificial Neural Networks - Biological Neurons, Artificial Neurons, Types of Neural Networks, Applications in Manufacturing.
Automated Process Planning - Variational Approaches, Generative Approaches, Expert Systems for Process Planning, Feature Recognition, Process Planning Phases. The problem of equipment selection, Modeling of the problem of selection of production equipment, the approach to solving the problem in KBSES, Structure of KRSES. Clustering Technology: Patterns and Algorithms Visual Method, Coding Method, Cluster Analysis Method, Matrix Formation Method — Similarity Coefficient Method, Ranking Based Algorithms, Link Energy Algorithm, Cost Based Method, Cluster Identification Method, Extended CI Method.
Structure of Knowledge-Based System for Group Technology (KBSCIT) — Database, Knowledge Base, Clustering Algorithm. Introduction to CAPP: Information requirements for process planning system, Role of process planning, advantages of conventional process planning over CAPP, Structure of automated process planning system, function recognition, methods. Selection of manufacturing sequence: Importance, alternative manufacturing processes, reduction of total set-up cost for a particular sequence.
Determination of machining parameters: reasons for optimal selection of machining parameters, effect of parameters on production information, costs and surface quality, different approaches, advantages of mathematical approach over conventional approach, solving optimization models of machining processes. Determination of manufacturing tolerances: design tolerances, manufacturing tolerances, tolerance allocation methods, sequential approach, integration of design and manufacturing tolerances, advantages of integrated approach over sequential approach. Tool path generation: Simulation of machining processes, generation of NC tool paths, graphical implementation, determination of optimal index positions for fixed sequence execution, quantitative methods.
