SRI RAMAKRISHNA INSTITUTE OF TECHNOLOGY COIMBATORE-10 (Approved by AICTE, New Delhi – Affiliated to Anna University, Chennai) Department of Mechanical Engineering Course Title : Fluid Mechanics and Machinery Department : Mechanical Engineering Academic Year : 2014 - 2015 Course Instructor : Augustine Babu K (Asst.Prof) Prerequisite Courses: Physics & Mathematics B.No Authors Name Degree Semester Course Code Number of Credits Regulation Book Name T1 Modi P.N & Seth S.M R1 R2 Streeter V.L & Wylie E.B Kumar K.L Robert Fox, Alan T.McDonald, Philip Graebel W.P Engineering Fluid mechanics R4 Year of Publishing Publisher Text Books Hydraulics and Fluid Mechanics Reference Books Fluid Mechanics Engineering Fluid Mechanics Fluid Mechanics and Machinery R3 : B.E : III : CE 6451 : 3 : R-2013 Standard Book House 2004 McGraw Hill Publishing Co Eurasia Publishing House 2010 2004 Wiley; 7 edition 2011 Taylor & Francis, Indian Reprint 2011 e-Learning Resources: http://nptel.ac.in/courses/105101082/ http://www.srit-mech.weebly.com http://nptel.ac.in/courses/Webcourse-contents/IIT-Guwahati/fluid_mechanics/index.htm http://bookboon.com/en/engineering-fluid-mechanics-ebook Objectives: (i) (ii) (iii) The applications of the conservation laws to flow through pipes and hydraulic machines are studied. To understand the importance of dimensional analysis. To understand the importance of various types of flow in pumps and turbines. S.No Book No Page No T1 2-13 2 Unit I - Fluid Properties and Flow Characteristics Units and dimensions - Properties of fluid, Mass density, specific 2 weight, Specific volume, specific gravity, viscosity, Compressibility Surface tension and capillarity, vapor pressure 1 T1 14-16 3 Flow characteristics – Concept of control volume – continuity equation 2 T1 221-231 4 Energy equation – Problems 2 T1 277-296 5 Momentum equation 1 T1 325-330 1 Topics to be covered Hours Unit 1 total Hours 8 Unit II - Flow through circular conduits 6 Hydraulic and energy gradient 1 R1 462-465 7 Laminar flow through circular conduits & circular annuli 1 R2 322-329 8 Boundary layer concepts – boundary layer thickness – Darcy equation 2 R2 381-384 9 Moody diagram – minor losses – Commercial pipes 2 R2 384-388 10 Flow through pipes in series and parallel 2 T1 459-467 Unit 2 total Hours 8 Unit III – Dimensional Analysis 11 Need for dimensional analysis – Methods of dimensional analysis 3 T1 750-764 12 Similitude – types of similitude – Dimensional parameters 3 T1 769-773 13 Application of dimensionless parameters – Model analysis 3 T1 774-778 Unit 3 total Hours 9 Unit IV – Pumps 14 Theory of machines – various efficiencies – velocity components 2 R2 513-518 15 Velocity triangles & velocity distribution 2 R2 519-522 16 Centrifugal pumps – working principles – work done by the impeller 3 T1 1059-1099 17 Reciprocating pump – working principles – rotary classification 3 T1 1016-1040 Unit 4 total Hours 10 Unit V – Turbines 18 Classification of turbines – heads and efficiencies – velocity triangles 2 R2 496-506 19 Axial, radial, pelton wheel, Francis turbine and Kaplan turbines 4 T1 921-945 20 Draft tube – Specific speed 1 T1 930,980 21 Performance curves for turbines 2 T1 976-1013 22 Governing of turbines 1 T1 940-943 Unit 5 total Hours 10 Total Hours 45 Total Hours required : 45 Lecture Periods + 6 Test Periods+ 2 Periods (Beyond the Syllabus)= 53 Periods Additional Contents over and above the curriculum: Flow visualization Techniques / Flvial hydraulics / Sediments Transport properties Assignments: Unit I: Energy equation, Continuity equation/surface tension problems Unit II: Darcy Weisbach equation/moody diagram problems Unit III: Dimensional analysis/Model analysis problems Unit IV: Velocity triangle diagram problems – pumps Unit V: Pelton wheel, Francis turbine/Kaplan turbines problems Course Assessment Plan: 1. Internal Assessment (20) (i) Internal Assessment Test 1 will be conducted for 50 Marks. (5×2=10 & 2×20=40) (ii) Internal Assessment Test 2 will be conducted for 50 Marks. (5×2=10 & 2×20=40) (iii) Internal Assessment Test 3 will be conducted for 50 Marks. (5×2=10 & 2×20=40) Tests as per the schedule given by the university All the three internal assessment test is considered for assessment out of 20 2. External Assessment (80) University will conduct end semester examination for 100 marks (10×2=20 & 5×16=80) Performance will be considered for assessment out of 80. Course Outcome: At the End of the Course , a student will be able to Apply mathematical knowledge to predict the properties and characteristics of a fluid. Apply the application of control volume to continuity, energy, momentum and moment of momentum equation. Describe and determine the fundamental concepts of Buckingham’s theorem Critically analyze the performance of pumps and turbines. PEO’s mapping: Program Educational Objectives (PEOs) : This Course is conducted to achieve the following Programme Educational Objectives (PEOs): PEO 1: Be able to apply the principles of Mechanical engineering to solve real time problems and succeed in their career. PEO 2: Be able to contribute and communicate effectively in multidisciplinary projects and perform services related to mechanical engineering to meet the customer requirements in both quality and quantity. PEO 3: Be able to update the modern trends in engineering and technology through continuous learning and be the leaders in their profession. Program Outcomes (POs) PO1: An ability to solve basic Engineering problems by applying mathematics, science, and engineering fundamentals. PO2: An ability to conduct Investigations using design of experiments, analysis and interpretation of data to arrive at valid conclusions. PO3: An ability to design a mechanical engineering component and processes within economic, environmental, ethical and manufacturability constraints. PO4: Ability to identify, formulate, analyze and solve Mechanical Engineering Problems. PO5: An ability to communicate effectively through written reports or oral presentations. PO6: An ability to understand the impact of engineering solutions in a global, economic, environmental, professional and societal context. PO7: An ability to recognize the need and to engage in independent and life-long learning. PO8: An ability to have knowledge of contemporary issues PO9: An ability to use the appropriate techniques and modern engineering tools necessary for engineering practice. PO10: An ability to apply the principles of management to manage projects Multidisciplinary environment. Mapping of CO’s & PO’s: PO 1 CO 1 2 CO 2 2 CO 3 2 CO 4 PO 2 PO 3 PO 4 PO 5 PO 6 PO 7 PO 8 PO 9 2 1 2 2 1 2 2 1 1 2 1 1 2 Course Instructor 1 Moderate correlation 2 Strong Correlation Head of the Department (Mechanical Engineering) PO 10 Principal