Sökning: "Johan Moverare"

Visar resultat 16 - 20 av 48 avhandlingar innehållade orden Johan Moverare.

1. 16. Additively Manufactured Inconel 718 : Microstructures and Mechanical Properties

   Författare :Dunyong Deng; Johan Moverare; Ru Lin Peng; Linköpings universitet; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY;

   Sammanfattning : Additive manufacturing (AM), also known as 3D printing, has gained significant interest in aerospace, energy, automotive and medical industries due to its capabilities of manufacturing components that are either prohibitively costly or impossible to manufacture by conventional processes. Among the various additive manufacturing processes for metallic components, electron beam melting (EBM) and selective laser melting (SLM) are two of the most widely used powder bed based processes, and have shown great potential for manufacturing high-end critical components, such as turbine blades and customized medical implants. LÄS MER

3. 17. On the Microstructures and Anisotropic Mechanical Behaviours of Additively Manufactured IN718

   Författare :Dunyong Deng; Johan Moverare; Ru Lin Peng; Jian Zhang; Linköpings universitet; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY;

   Sammanfattning : Additive manufacturing (AM), also known as 3D printing, offers great design flexibility for manufacturing components with complex geometries, and has attracted significant interest in the aero and energy industries in the past decades. Among the commercial AM processes, selective laser melting (SLM) and electron beam melting (EBM) are the two most widely used ones for metallic materials. LÄS MER

4. 18. Constitutive and fatigue crack propagation behaviour of Inconel 718

   Författare :David Gustafsson; Kjell Simonsson; Johan Moverare; Sjöström Sören; Sten Johansson; Christer Persson; Linköpings universitet; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Nickel-base superalloys constitutive modelling mean stress relaxation fatigue crack propagation hold times grain boundary embrittlement;

   Sammanfattning : In this licentiate thesis the work done in the TURBO POWER project Influence of high temperature hold times on the fatigue life of nickel-based superalloys will be presented. The overall objective of this project is to develop and evaluate tools for designing against fatigue in gas turbine applications, with special focus on the nickel-based superalloy Inconel 718. LÄS MER

5. 19. High temperature fatigue crack propagation behaviour of Inconel 718

   Författare :David Gustafsson; Kjell Simonsson; Johan Moverare; Sören Sjöström; Ulrich Krupp; Linköpings universitet; []
   Nyckelord :;

   Sammanfattning : The overall objective of this work has been to develop and evaluate tools for designing against fatigue in gas turbine applications, with special focus on the nickel-based superalloy Inconel 718. The fatigue crack propagation behaviour under high temperature hold times has been studied. LÄS MER

7. 20. 3D-printing for Aerospace : Fatigue Behaviour of Additively Manufactured Titanium

   Författare :Magnus Kahlin; Johan Moverare; Hans Ansell; Gianni Nicoletto; Linköpings universitet; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; additive manufacturing; fatigue; post processing; crack growth; Ti6Al4V; aerospace; additiv tillverkning; 3D-printing; flyg; utmattning; titan;

   Sammanfattning : Laser powder bed fusion (L-PBF) and electron beam powder bed fusion (E-PBF) are two of the most common additive manufacturing (AM) methods which both provide the engineer with a great freedom of design.This means that parts with light weight, multifunctional applications and improved performance could be achieved through innovative design solutions which have attracted a lot of interest from the aerospace industry. LÄS MER