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AE8603 CMS Course Presentation.pptx
- 1. Course Presentation SUBJECT CODE/NAME FACULTY NAME DESIGNATION DEPARTMENT : AE8603/Composite Materials and Structures : Thandial Selvam T : ASSISTANT PROFESSOR : AEROSPACE ENGINEERING 1 DEPARTMENT OF AEROSPACE ENGINEERING
- 2. COURSE OVERVIEW 2 DEPARTMENT OF AEROSPACE ENGINEERING DEPARTMENT Aerospace Engineering - Core Subject YEAR/SEMESTER IV/ VII SCOPE & IMPORTANCE To make the student understand the analysis of composite laminates under different loading conditions and different environmental conditions. LEVEL OF DIFFICULTY Moderate TEACHING METHOD Blackboard, PowerPoint Presentation ICT TOOLS USED PowerPoint Presentation, NPTEL Lectures JOB OPPORTUNITIES Aerodynamicist, Space Scientist, Space Vehicle Designer, Mechanical & Aerospace Engineer MAJOR RECRUITERS SpaceX, Blue origin, Malin space science systems inc., Peraton, Skyroot Aerospace, Dhruva Space, ISRO, NASA TOTAL SYLLABUS HR / PLANNED HR 45 hours / 55 hours
- 3. To learn basics of hypersonic flow, shock wave, boundary layer interaction and aerodynamic heating. To extend the surface inclination methods for hypersonic inviscid flows. To explain the approximate methods for inviscid hypersonic flows. COURSE OBJECTIVE CO 1 Understanding the mechanics of composite materials CO 2 Ability to analyse the laminated composites for various loading cases. CO 3 Knowledge gained in manufacture of composites CO 4 Should analyse sandwich and laminated plates CO 5 Should be able to construct and analysis different composite technique 3 DEPARTMENT OF AEROSPACE ENGINEERING COURSE OUTCOMES
- 4. COURSE SYLLABUS UNIT I MICROMECHANICS Introduction - advantages and application of composite materials types of reinforcements and matrices - micro mechanics mechanics of materials approach, elasticity approach- bounding techniques fibre volume ratio mass fraction density of composites. effect of voids in composites. Syllabus Hours -10 Planned Hours - 10 UNIT II MACROMECHANICS Generalized Hookes Law - elastic constants for anisotropic, orthotropic and isotropic materials - macro mechanics stress-strain relations with respect to natural axis, arbitrary axis determination of in plane strengths of a lamina - experimental characterization of lamina. Failure theories of a lamina. hygrothermal effects on lamina. Syllabus Hours -10 Planned Hours 10 UNIT III LAMINATED PLATE THEORY Governing differential equation for a laminate. stress strain relations for a laminate. different types of laminates. in plane and flexural constants of a laminate. hygrothermal stresses and strains in a laminate. failure analysis of a laminate. impact resistance and interlaminar stresses. netting analysis Syllabus Hours -10 Planned Hours - 10 UNIT IV FABRICATION PROCESS AND REPAIR METHODS Various open and closed mould processes, manufacture of fibres, importance of repair and different types of repair techniques in composites autoclave and non-autoclave methods. Syllabus Hours -08 Planned Hours - 08 UNIT V SANDWICH CONSTRUCTIONS Basic design concepts of sandwich construction - materials used for sandwich construction - failure modes of sandwich panels - bending stress and shear flow in composite beams. Syllabus Hours -7 Planned Hours - 7 4 DEPARTMENT OF AEROSPACE ENGINEERING
- 5. TEXTBOOKS & REFERENCES 5 DEPARTMENT OF AEROSPACE ENGINEERING 1. Autar K Kaw, Mechanics of Composite Materials, CRC Press, 2nd edition, 2005. 2. Isaac M. Daniel & Ori Ishai, "Mechanics of Composite Materials," OUP USA publishers, 2ndedition, 2005. 3. Madhujit Mukhopadhyay, Mechanics of Composite Materials and Structures, University Press, 2004.
- 6. LESSON PLAN UNIT I BASICS OF HYPERSONIC AERODYNAMICS S. No. Topics Planned Textbooks & References Hours Planned 1. Thin shock layers T1 02 2. Entropy layers T1 01 3. Low density and high-density flows T1 01 4. Hypersonic flight paths T1 01 5. Hypersonic flight similarity parameters T1 01 6 Shock wave and expansion wave relations of inviscid hypersonic flows. T1 02 6 DEPARTMENT OF AEROSPACE ENGINEERING
- 7. LESSON PLAN UNIT II SURFACE INCLINATION METHODS FOR HYPERSONIC INVISCID FLOWS S. No. Topics Planned Textbooks & References Hours Planned 1. Local surface inclination methods T2 02 2. Modified Newtonian Law T2 2 3. Newtonian theory T2 1 4. Tangent wedge or tangent cone and shock expansion methods T2 2 5. Calculation of surface flow properties T2 2 7 DEPARTMENT OF AEROSPACE ENGINEERING
- 8. LESSON PLAN UNIT III APPROXIMATE METHODS FOR INVISCID HYPERSONIC FLOWS S. No. Topics Planned Textbooks & References Hours Planned 1. Approximate methods T1 01 2. Hypersonic small disturbance equation and theory T1 02 3. Thin shock layer theory T1 01 4. Blast wave theory T1 01 5. Entropy effects T1 01 6. Rotational method of characteristics T1 01 7. Hypersonic shock wave T1 01 8. Shapes and correlations T1 01 8 DEPARTMENT OF AEROSPACE ENGINEERING
- 9. LESSON PLAN UNIT IV VISCOUS HYPERSONIC FLOW THEORY S. No. Topics Planned Textbooks & References Hours Planned 1. Navier-Stokes equations T1 02 2. Boundary layer equations for hypersonic flow T1 02 3. Hypersonic boundary layer T1 02 4. Hypersonic boundary layer theory and non-similar hypersonic boundary layers T1 02 5. Hypersonic aerodynamic heating and entropy layers effects on aerodynamic heating T1 01 6. Heat flux estimation T1 01 9 DEPARTMENT OF AEROSPACE ENGINEERING
- 10. LESSON PLAN UNIT V VISCOUS INTERACTIONS IN HYPERSONIC FLOWS S. No. Topics Planned Textbooks & References Hours Planned 1. Strong and weak viscous interactions T1 02 2. Hypersonic shockwaves and boundary layer interactions T1 02 3. Estimation of hypersonic boundary layer transition T1 03 4. Role of similarity parameter for laminar viscous interactions in hypersonic viscous flow. T1 02 10 DEPARTMENT OF AEROSPACE ENGINEERING
- 11. Space Vehicle Aerodynamic Design Aerodynamic Design of Re entry Vehicles High Speed Combustion Missile Design CURRENT TRENDS 11 DEPARTMENT OF AEROSPACE ENGINEERING
- 12. NPTEL-Hypersonic Aerodynamics-Guwahati https://nptel.ac.in/courses/101103003 NASA website https://www.grc.nasa.gov/WWW/BGH/index.html YouTube lectures series https://www.youtube.com/playlist?list=PLndEULTswG5aTuZ4gGTCZ-PWx3JUCFjyk EXTERNAL LINKS & REFERENCES 12 DEPARTMENT OF AEROSPACE ENGINEERING
- 13. Simulation of hypersonic flow in CAD Lab using ANSYS FLUENT software. Design of Re-entry vehicle in CAD Lab using Modelling software CATIA ACTIVITY & ACADEMIC PLAN 13 DEPARTMENT OF AEROSPACE ENGINEERING
- 14. 14 DEPARTMENT OF AEROSPACE ENGINEERING