Surface deformation of molten pool affected by beam intensities and surface active element
碩士 === 國立中山大學 === 機械與機電工程學系研究所 === 106 === In this study, the shape of molten pool is irradiated by the energy flux of Gaussian distribution, for different surface active element sulfur and beam intensities is discussed. A keyhole can be produced by a concentrated the energy flux. The model proposed...
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2018
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ndltd-TW-106NSYS54900682019-10-31T05:22:28Z http://ndltd.ncl.edu.tw/handle/n78sfs Surface deformation of molten pool affected by beam intensities and surface active element 能量束半徑及活性元素對表面熔池變形之探討 Te-Chuan Ting 丁德銓 碩士 國立中山大學 機械與機電工程學系研究所 106 In this study, the shape of molten pool is irradiated by the energy flux of Gaussian distribution, for different surface active element sulfur and beam intensities is discussed. A keyhole can be produced by a concentrated the energy flux. The model proposed including two-dimensional transient, phase-field method, mass conservation equation, momentum equation, energy equation and phase-field function. Finally, the computer result the effect of thermocapillary force on the flow behavior in the molten region and the development of keyhole. Peng-Sheng Wei 魏蓬生 2018 學位論文 ; thesis 57 zh-TW |
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碩士 === 國立中山大學 === 機械與機電工程學系研究所 === 106 === In this study, the shape of molten pool is irradiated by the energy flux of Gaussian distribution, for different surface active element sulfur and beam intensities is discussed. A keyhole can be produced by a concentrated the energy flux. The model proposed including two-dimensional transient, phase-field method, mass conservation equation, momentum equation, energy equation and phase-field function. Finally, the computer result the effect of thermocapillary force on the flow behavior in the molten region and the development of keyhole.
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Peng-Sheng Wei |
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Peng-Sheng Wei Te-Chuan Ting 丁德銓 |
| author |
Te-Chuan Ting 丁德銓 |
| spellingShingle |
Te-Chuan Ting 丁德銓 Surface deformation of molten pool affected by beam intensities and surface active element |
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Te-Chuan Ting |
| title |
Surface deformation of molten pool affected by beam intensities and surface active element |
| title_short |
Surface deformation of molten pool affected by beam intensities and surface active element |
| title_full |
Surface deformation of molten pool affected by beam intensities and surface active element |
| title_fullStr |
Surface deformation of molten pool affected by beam intensities and surface active element |
| title_full_unstemmed |
Surface deformation of molten pool affected by beam intensities and surface active element |
| title_sort |
surface deformation of molten pool affected by beam intensities and surface active element |
| publishDate |
2018 |
| url |
http://ndltd.ncl.edu.tw/handle/n78sfs |
| work_keys_str_mv |
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