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TECHNICAL PAPERS: Bubbles, Particles, and Droplets

Effect of Substrate Temperature on Splashing of Molten Tin Droplets

[+] Author and Article Information
Navid Z. Mehdizadeh, Mehdi Raessi, Sanjeev Chandra, Javad Mostaghimi

Department of Mechanical and Industrial Engineering, University of Toronto, Toronto, Ontario, Canada, M5S 3G8

J. Heat Transfer 126(3), 445-452 (Jun 16, 2004) (8 pages) doi:10.1115/1.1737778 History: Received June 24, 2003; Revised March 10, 2004; Online June 16, 2004

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References

Figures

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Shape of aluminum splats produced by wire arc spraying (D0=16–25 μm,V0=100–125 m/s)
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Schematic diagram of the molten tin droplet generator
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Schematic diagram of the experimental apparatus
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Impact of 0.6 mm tin droplets with a velocity of 10 m/s on a stainless steel surface with a surface temperature of 20°C (Re=2.3×104,We=8×102)
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Impact of a 0.6 mm tin droplets with a velocity of 10 m/s on a stainless steel surface with a surface temperature of Ts=240°C(Re=2.3×104,We=8×102)
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Impact of a 0.6 mm tin droplets with a velocity of 40 m/s on a stainless steel surface with a surface temperature of Ts=20°C(Re=9.3×104,We=1.3×104)
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Impact of a 0.6 mm tin droplets with a velocity of 40 m/s on a stainless steel surface with a surface temperature of Ts=240°C(Re=9.3×104,We=1.3×104)
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Computer generated images of 0.6 mm diameter tin droplets at 233°C impacting with a velocity of 40 m/s onto stainless steel substrates at initially temperature: (a) 80, (b) 180, and (c) 260°C
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Calculated temperature distribution under 0.6 mm diameter molten tin droplets at 233°C impacting with a velocity of 40 m/s onto stainless steel substrates initially at temperatures of (a) 80°C and (b) 180°C
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Comparison between simulation and photographs of 0.6 mm molten tin droplets at their maximum diameter impacting with a velocity of 40 m/s onto a stainless steel surface at a temperature of (a) 80°C, (b) 150°C, and (c) 260°C

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