课程主要内容如下
Chapter 1The Essence of welding(焊接过程中的物理原理)
1.1 The nature of an ideal weld: achieving continuity (焊接的本质-冶金连续性)
1.2 What it takes to make a real weld (如何取得冶金连续性)
1.3. Advantages and disadvantages of welding(焊接的优缺点)
1.4 Mechanisms for obtaining material continuity (冶金结合机理)
1.5 The roles of temperature and pressure (温度及压力在焊接过程中的作用)
1.6. The AWS classification scheme(焊接分类)
Chapter 2Energy for welding (焊接用能源)
2.1 Source of energy for welding (焊接能源)
2.2transferred power, energy density (热输入、功率密度)
2.3Energy distribution(功率密度分布)
2.4Energy input to a weld (输入至工件的热量)
2.5Transfer efficiency of processes (热效率系数)
2.6Effects of energy density and distribution (功率密度及分布的影响)
Chapter 3The physics of welding(焊接物理)
3.1 The Physics of an Electric Arc (焊接电弧)
3.2 Volt- Ampere Characteristics for Welding (电弧导电特性)
3.3 The physics of a plasma (等离子体物理)
Chapter 4 Molten metal transfer in consumable electrode arc welding(熔滴过渡)
4.1. Forces contribution to molten metal transfer in welding(熔滴受力及作用)
4.2. Free-flight transfer modes (自由过渡)
4.3. Bridging or short-circuiting transfer modes(接触过渡)
4.4. Pulsed-arc or pulsed-current transfer (脉冲过渡)
4.5. Slag-protected transfer(渣壁过渡)
Chapter 5Weld pool behaviors (熔池行为)
5.1Origin of convection (熔池对流的原因)
5.2Effects of convection (对流的影响)
5.3Weld pool oscillation (熔池震荡)
5.4 Weld pool evaporation and its effects (熔池蒸发及影响)
Chapter 6Advanced welding technology(先进焊接技术)
6.1CMT and STTWelding(CMT焊接)
6.2T.I.M.E Welding (T.I.M.E焊接)
6.3PA-MIG welding (等离子-MIG复合焊)
6.4Time TWIN welding (双丝MIG/MAG焊)
6.5Laser-Arc hybrid welding(激光-电弧复合焊)
6.6TIG-MIG hybrid welding(TIG-MIG复合焊)
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