'Fundamentals of Arc Initiation ' Video Lecture

Fundamentals of Arc Initiation

  • Course: Welding Engineering
  • Discipline: Mechanical Engineering
  • Faculty: Dr. D. K. Dwivedi
  • Institute: IIT Roorkee

    • Fundamentals of Arc Initiation - Click on the Video Link shown below to play the video on Youtube. Browse through Welding Engineering (Mechanical Engineering) Video Lectures by Dr. D. K. Dwivedi from IIT Roorkee through NPTEL.

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    Course Video Lectures Introduction to Welding Engineering Classification of Welding Processes- I Classification of Welding Processes- II Sources of Heat and Protection of Weld pool Protection of Weld Pool Introduction. Fundamentals of Arc Initiation Arc Maintenance & Arc Characteristics Arc Forces Arc Efficiency Melting Rate in Different Welding Processes Types of power sources and their characterist.. Types of power sources and their characterist.. SMAW- I SMAW- II GTAW- I GTAW- II PAW & SAW SAW GMAW Brazing, Soldering & Braze Welding Braze welding and Electroslag welding Weld Thermal Cycle Effect of WTC and Cooling rate in welding Cooling rate Peak temperature & Solidification rate Residual stress- I Residual stress- II Introduction Type of joints and welds Edge preparation Design for static and fatigue loading Fatigue fracture of weld joints- I Fatigue fracture of weld joints- II Introduction- DT & NDT Understanding Weldability Reactions in weldment Weldability of Al alloys Failure analysis and prevention
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