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Keywords: solidification
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Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. May 2021, 143(5): 051005.
Paper No: MANU-19-1550
Published Online: November 11, 2020
...Farhang Farrokhi; Benny Endelt; Rasmus S. Andersen; Morten Kristiansen Grain refinement and the avoidance of columnar solidification is a great challenge in the deep penetration laser welds of thick-section steels. Further knowledge about the heat distribution and the temperature gradients in laser...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. February 2012, 134(1): 011010.
Published Online: January 13, 2012
... inspection melting pipes plastic deformation precipitation (physical chemistry) punching shrinkage solidification Aluminum, being a light weight material, has wide applications in automobile and aerospace industries. The formability of aluminum alloys can be significantly increased using high...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. February 2012, 134(1): 011002.
Published Online: January 11, 2012
... machining enthalpy Gaussian distribution heat transfer plasma heating solidification In electrical discharge machining (EDM), the material removal is realized by rapidly reoccurring electrical discharges. In an individual electrical discharge, the plasma channel exerts intensive thermal...
Journal Articles
Article Type: Design Innovations
J. Manuf. Sci. Eng. February 2012, 134(1): 015001.
Published Online: January 11, 2012
... condition was 4 μm. This fact can be attributed to the closer liquidus temperature of the interlayer and zirconium alloy that are more convenient to move from one side to other side. The grain appears to have a columnar structure, indicative of localized melting and solidification. As shown in Fig. 3b...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. August 2009, 131(4): 041006.
Published Online: July 8, 2009
.... However, some craters would still exist on the machined surface, which limits the further improvement of the surface quality of the machined workpieces. One possible solution is to apply external forces to workpieces by using high-frequency vibrations to smooth craters during melting and solidification...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. June 2009, 131(3): 031013.
Published Online: May 28, 2009
... utilizes effectively coupled thermal-dynamic effects of HIPIB irradiation onto materials, characterized by ultrafast surface remelting and solidification, and controlled ablation. As a result, using the IBSP treatment with HIPIB parameters with an ion energy of 200–400 keV and an ion current density of 50...
Journal Articles
Article Type: Technical Briefs
J. Manuf. Sci. Eng. April 2009, 131(2): 024501.
Published Online: March 17, 2009
... materials processing melting metalworking solidification laser-induced metal process scaling laws generalized equation front tracking sharp interface method Laser is an established, efficient, and flexible tool in many areas of industrial production and has been extensively used...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. August 2008, 130(4): 041011.
Published Online: July 15, 2008
... tension waxes drawback droplet deposition inkjet printing overlap solidification cooling time The deposition of molten droplets on cold solid surfaces is an essential step in a number of industrial applications. In solid-inkjet (SIJ) printing ( 1 ), the printhead deposits molten...
Journal Articles
Article Type: Research Papers
J. Manuf. Sci. Eng. August 2008, 130(4): 041002.
Published Online: July 8, 2008
... underneath, laser scanning velocity, and initial porosity on the sintering process are investigated. 05 06 2006 28 04 2008 08 07 2008 finite volume methods laser sintering natural convection porosity powders solidification Selective laser sintering (SLS) is a rapid...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. August 2007, 129(4): 810–820.
Published Online: February 3, 2007
... the solidification time of a newly deposited water layer and to develop a better understanding of heat transfer during the RFP process. ANSYS Parametric Development Language (APDL) is utilized to develop software for the prediction of solidification time. The result is used to investigate the effect of various...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. June 2007, 129(3): 575–582.
Published Online: December 18, 2006
... Darcy’s law. The effects of the dominant processing parameters, such as laser-beam intensity, scanning velocity, and number of the existing sintered layers underneath, are investigated. 12 05 2006 18 12 2006 laser sintering powders melting solidification natural convection...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. April 2007, 129(2): 246–251.
Published Online: October 16, 2006
.... The results indicated complex interaction among the process parameters and the material flow, which affected the final pin formation. The punch temperature and velocity had a significant effect on the overall die filling. The initial workpiece shape and solidification of the semi-solid material during forming...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. April 2007, 129(2): 311–318.
Published Online: September 20, 2006
... bonding between droplets and uniform diameter. 01 01 2006 20 09 2006 liquid metals drops solidification heat transfer rapid prototyping (industrial) liquid phase deposition production engineering computing droplet-based manufacturing droplet deposition remelting...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. April 2007, 129(2): 252–255.
Published Online: February 5, 2006
... components of aluminum-based MMNCs through solidification processing. However, it is extremely difficult to disperse nanosized ceramic particles uniformly in molten aluminum. In this paper, a high power ultrasonic probe is used to disperse nanosized SiC particles into molten aluminum alloy A356. Experimental...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. June 2007, 129(3): 497–501.
Published Online: February 5, 2006
... components of aluminum based MMNCs through solidification processing. However, it is extremely difficult to disperse nanosized ceramic particles uniformly in molten aluminum. In this paper, a high power ultrasonic probe is used to disperse nanosized SiC particles into molten aluminum alloy A356. Experimental...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. February 2006, 128(1): 299–306.
Published Online: July 16, 2005
... powders numerical analysis liquid metals capillarity temperature distribution melting point solidification Selective laser sintering (SLS) is an emerging technology that can build structurally sound parts of near full density from powdered material via layer-by-layer sintering (for amorphous...
Journal Articles
Article Type: Technical Papers
J. Manuf. Sci. Eng. February 2000, 122(1): 90–99.
Published Online: July 1, 1999
... conditions. These measurements are complemented by qualitative data of casting defects caused by incomplete solidification and thermal imaging temperature measurements. An experimental technique for obtaining average heat transfer coefficients for the casting–die interface is presented. Although...