所谓直接能量沉积3D打印-DED技术(Direct energy deposition),是指由激光在沉积区域产生熔池并高速移动,材料以粉末或丝状直接送入高温熔区,熔化后逐层积的一种激光直接能量沉积增材制造技术。该技术囊括激光、等离子、电子束几种不同的热源,材料包括粉末或丝状两种主要的形态。旗下技术类型可分为LENS激光工程网状透镜(La...
2. Directed energy deposition (DED) processes 3. Research works on DED processes 4. Limitations in DED processes 5. Subtractive hybrid manufacturing 6. Comparison between DED and ASHM processes 7. Summary and challenges in ASHM of DED process 8. Conclusions Funding Availability of data and mater...
今天我们将带领大家共同探讨下这位压轴出场的“选手”——DED直接能量沉积3D打印工艺(Direct energy deposition)。 所谓直接能量沉积3D打印-DED技术(Direct energy deposition),是指由激光在沉积区域产生熔池并高速移动,材料以粉末或丝状直接送入高温熔区,熔化后逐层积的一种激光直接能量沉积增材制造技术。该技术囊括激光...
Fig. 7.9.Directed energy deposition process. The process can be used with polymers, ceramics, but is typically used with metals, in the form of either powder or wire. View chapter Book 2021,Design and Manufacturing of Plastics Products
(Bottom) Energy-loss function for a single scattering process (red-dotted line) and multiple scatterings (blue line) as they occur for the measured ρd value (For details see Ref. 37). Source data Extended Data Fig. 2 Measurement of the internal conversion lines (N2/N3) of 83mKr. ...
2nd Special Issue on Additive Manufacturing - Process Qualification Edited by Nima Shamsaei, Mohsen Seifi, Sara Bagherifard 10 April 2024 Towards Closed-Loop Control of Product Properties in Advanced Materials Processing - Property Control Edited by Markus Bambach ETH Zurich, Zurich, Switzerland, Julia...
P.L. and S.Y. performed first-principles calculations and provided theoretical support. Q.A. and S.H. carried out the electrical characterizations. Q.A. and S.Y. wrote the paper. F.H. and Y.Y. discussed the results and provided suggestions during the process of draughting. Q.A., S...
所谓直接能量沉积3D打印-DED技术(Direct energy deposition),是指由激光在沉积区域产生熔池并高速移动,材料以粉末或丝状直接送入高温熔区,熔化后逐层积的一种激光直接能量沉积增材制造技术。该技术囊括激光、等离子、电子束几种不同的热源,材料包括粉末或丝状两种主要的形态。旗下技术类型可分为LENS激光工程网状透镜(La...
Keywords: Certification; DED; DFAM; Dilution; Directed energy deposition; Generative design; Laser additive manufacturing; Process optimization; Sustainment; Tool path optimizationAccess through your organization Check access to the full text by signing in through your organization. Access through your ...
a multi-scale model that integrates a macro-scale transient three-dimensional mass and heat transfer model and a micro-scale thin-interface phase-field model is developed to simulate the solidification behavior of the molten pool and the dendritic growth behavior for direct energy deposition process....