课程主要内容如下 Chapter 1 The 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 2 Energy for welding (焊接用能源) 2.1 Source of energy for welding (焊接能源) 2.2 transferred power, energy density (热输入、功率密度) 2.3 Energy distribution(功率密度分布) 2.4 Energy input to a weld (输入至工件的热量) 2.5 Transfer efficiency of processes (热效率系数) 2.6 Effects of energy density and distribution (功率密度及分布的影响)
Chapter 3 The 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 5 Weld pool behaviors (熔池行为) 5.1 Origin of convection (熔池对流的原因) 5.2 Effects of convection (对流的影响) 5.3 Weld pool oscillation (熔池震荡) 5.4 Weld pool evaporation and its effects (熔池蒸发及影响)
Chapter 6 Advanced welding technology (先进焊接技术) 6.1 CMT and STT Welding (CMT焊接) 6.2 T.I.M.E Welding (T.I.M.E焊接) 6.3 PA-MIG welding (等离子-MIG复合焊) 6.4 Time TWIN welding (双丝MIG/MAG焊) 6.5 Laser-Arc hybrid welding(激光-电弧复合焊) 6.6 TIG-MIG hybrid welding(TIG-MIG复合焊) |