Fatigue and Fracture for B.Tech 7th sem is covered here. This gives the details about credits, number of hours and other details along with reference books for the course.<\/p>\n
The detailed syllabus for Fatigue and Fracture B.Tech (R13) seventhsem is as follows<\/p>\n
OBJECTIVES<\/strong>:<\/p>\n To understand the basic concepts involved in fatigue analysis and to study the importance of\u00a0fracture mechanics in aerospace applications.<\/p>\n UNIT I : FATIGUE OF STRUCTURES<\/strong> \u00a0 \u00a0 \u00a0[7 hours] UNIT II : STATISTICAL ASPECTS OF FATIGUE BEHAVIOUR<\/strong> \u00a0 \u00a0\u00a0\u00a0[10 hours] UNIT III: \u00a0PHYSICAL ASPECTS OF FATIGUE \u00a0 \u00a0\u00a0\u00a0<\/strong>[10 hours]
\nS.N. curves – Endurance limits – Effect of mean stress, Goodman, Gerber and Soderberg relations\u00a0and diagrams – Notches and stress concentrations – Neuber\u2019s stress concentration factors – Plastic\u00a0stress concentration factors – Notched S.N. curves \u2013 Fatigue of composite materials.<\/p>\n
\nLow cycle and high cycle fatigue – Coffin – Manson\u2019s relation – Transition life – cyclic strain hardening\u00a0and softening – Analysis of load histories – Cycle counting techniques -Cumulative damage – Miner\u2019s\u00a0theory – Other theories.<\/p>\n
\nPhase in fatigue life – Crack initiation – Crack growth – Final Fracture – Dislocations – fatigue fracture\u00a0surfaces.<\/p>\n