Sökning: "laser powder bed fusion"

Visar resultat 11 - 15 av 27 uppsatser innehållade orden laser powder bed fusion.

1. 11. Mechanical properties of WE43 : Finding optimized process parameters using PBF-LB for enhanced properties of the magnesium alloy

   Uppsats för yrkesexamina på grundnivå, Uppsala universitet/Institutionen för materialvetenskap

   Författare :Fanny Saarela; Fanny Sandblad; [2022]
   Nyckelord :biomedical engineering; materials science; additive manufacturing; powder bed fusion laser beam; PBF-LB; magnesium; magnesium alloys; WE43; mechanical properties; scan strategy; layer rotation; build direction; build orientation;

   Sammanfattning : When skeletal fractures are too extensive for fixation with plates and screws, autografts are the most used technique for treating this. Within the biomedical field the interest in biodegradable implants made from additive manufacturing have increased. Magnesium alloys has also gained interest because of its favorable mechanical properties.. LÄS MER

3. 12. Powder Rheology within AM production : Evaluating Compressibility, Permability, & Aeration for 316L Powders Within SLM Processes

   M1-uppsats, Högskolan i Borås/Akademin för textil, teknik och ekonomi

   Författare :André Leo; [2022]
   Nyckelord :Powder rheology; AM; Additive manufacturing; BPF; Powder bed fusion; SLM; Selective laser melting; FT4 powder rheometer; Compressibility; Permeability; Aeration; Pulver reologi; AM; Additiv tillverkning; BPF; Pulver bed fusion; SLM; Selektiv lasersmältning; FT4 pulver reometer; kompressibilitet; permeabilitet; luftning;

   Sammanfattning : Additive manufacturing with the use of metals have been a steadily increasing field, being able to create products with a higher degree of complexity than traditional processing techniques. SLM is a popular AM process that uses metal powder as feedstock, and one of the key components of this process is the powder rheology. LÄS MER

4. 13. Investigation on how additive manufacturing with post-processing can be used to realize micronozzles

   Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Ångström Space Technology Centre (ÅSTC)

   Författare :Alan Bugurcu; [2022]
   Nyckelord :additive manufacturing; micronozzle; micro rocket nozzle; laser-powered powder bed fusion; electropolishing; supersonic micronozzle; supersonic micro rocket nozzle; titanium alloy; titanium-64; Ti-Al6-V4;

   Sammanfattning : This is predominantly a qualitative study on the manufacturing of micronozzles with an additive manufacturing (AM) technique, namely the laser-powered powder bed fusion (PBF-LB).  Manufacturing of micronozzles with standard microelectromechanical system technology often results in 2. LÄS MER

5. 14. The Effect of Process Parameters on Columnar-To-Equiaxed-Transition (CET) During Electron Beam-Powder Bed Fusion of Ferritic Stainless Steel

   Master-uppsats, KTH/Materialvetenskap

   Författare :Doom Eleanor Ihensekhien; [2022]
   Nyckelord :Additive manufacturing; E-PBM; Inoculation; process parameters; TiN; CET;

   Sammanfattning : Electron Beam Powder Bed Fusion manufacturing of components is an additive manufacturing process that is complex and has widespread advantages for aerospace and many industrial processes. It reduces costs and has a larger powder particle size requirement. LÄS MER

7. 15. Application and Evaluation of Current Guidelines for Metal Additive Manufacturing

   Master-uppsats, Lunds universitet/Innovation

   Författare :Robin Bergman; [2022]
   Nyckelord :additive manufacturing; laser powder bed fusion; thin-wall structures; design for additive manufacturing; design guidelines; Technology and Engineering;

   Sammanfattning : The goal of this thesis has been to evaluate the design guidelines that currently exist regarding designing for metal additive manufacturing (AM). More specifically, this project has focused on the design guidelines regarding thin-walled features and how well they work when applied to adapt an industrial part for manufacturing with the AM process laser powder bed fusion (L-PBF). LÄS MER