Sökning: "Laser metal wire deposition"

Visar resultat 1 - 5 av 17 avhandlingar innehållade orden Laser metal wire deposition.

1. 1. Towards full Automation of Robotized Laser Metal-wire Deposition

   Författare :Almir Heralic; Bengt Lennartson; Anna-Karin Christiansson; Giorgos Nikoleris; Högskolan Väst; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Laser metal wire deposition; process control; process development; optical sensors; robotic weld equipment; Manufacturing engineering; Produktionsteknik; Manufacturing and materials engineering; Produktions- och materialteknik;

   Sammanfattning : Metal wire deposition by means of robotized laser welding offers great saving potentials, i.e. reduced costs and reduced lead times, in many different applications, such as fabrication of complex components, repair or modification of high-value components, rapid prototyping and low volume production, especially if the process can be automated. LÄS MER

3. 2. Monitoring and Control of Robotized Laser Metal-Wire Deposition

   Författare :Almir Heralic; Alexander Kaplan; Högskolan Väst; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Laser Metal Wire Deposition; Additive Layer Manufacturing; Robotic Weld Equipment; Optical Sensors; Process Control; Process Development; Process Stability; Iterative Learning Control; Manufacturing and materials engineering; Produktions- och materialteknik;

   Sammanfattning : The thesis gives a number of solutions towards full automation of the promising manufacturing technology Robotized Laser Metal-wire Deposition (RLMwD). RLMwD offers great cost and weight saving potentials in the manufacturing industry. LÄS MER

4. 3. Laser metal fusion and deposition using wire feedstock : Process modelling and CFD simulation

   Författare :Seyyed Mohammad Ali Noori Rahim Abadi; Isabelle Choquet; Fredrik Sikström; Norbert Enzinger; Högskolan Väst; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Directed Energy Deposition with wire; Beam shaping; Absorptivity; Conduction-mode; Free surface deformation; Computational Fluid Dynamics; OpenFOAM.; Riktad energideponering med svetstråd; Stråformning; Absorption; Svetsning; Ytdeformation; Beräkningsströmningsdynamik; OpenFOAM.; Production Technology; Produktionsteknik;

   Sammanfattning : Laser metal fusion is widely used in production technology to manufacture parts, as in welding, cladding, and additive manufacturing. In this study, conduction mode laser metal fusion is applied without and with metal deposition from a wire feedstock. LÄS MER

5. 4. Phenomena in material addition to laser generated melt pools

   Författare :Himani Siva Prasad; Frank Brueckner; Alexander Kaplan; Sebastian Piegert; Luleå tekniska universitet; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; laser metal deposition; additive manufacturing; laser welding; multi-material; high speed imaging; powder incorporation; off-axis wire feed; streak imaging; laser cladding; absorptivity; Produktionsutveckling; Manufacturing Systems Engineering;

   Sammanfattning : .... LÄS MER

7. 5. Non-intrusive instrumentation and estimation : Applications for control of an additive manufacturing process

   Författare :Petter Hagqvist; Anna-Karin Christiansson; Bengt Lennartson; Stewart Williams; Högskolan Väst; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Additive Manufacturing; Automation; Emissivity; Emissivity Compensated Spectral Pyrometry; Laser Metal Wire Deposition; Metal Deposition; Pyrometry; Resistance Feedback Control; Thermometry; Manufacturing and materials engineering; Produktions- och materialteknik;

   Sammanfattning : For integration of additive manufacturing into industrial production, there is a need for capable yet robust automation solutions. Such solutions are to ensure consistent process outputs, both with regard to deposit geometry and material properties. LÄS MER