New Designs of HDD Air-Lubricated Sliders Via Topology Optimization

[+] Author and Article Information
Chung-Jen Lu, Tai-Kuo Wang

Department of Mechanical Engineering, National Taiwan University, No. 1 Roosevelt Rd. Sec. 4, Taipei 10617, Taiwan, Republic of China

J. Tribol 126(1), 171-176 (Jan 13, 2004) (6 pages) doi:10.1115/1.1631016 History: Received August 23, 2002; Revised May 13, 2003; Online January 13, 2004
Copyright © 2004 by ASME
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Flow chart of the optimization procedure
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Schematic of the grid-slider
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Flow chart of the genetic algorithm
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Geometric dimensions of the 30 percent slider
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Convergence history of the cost function for the grid-slider
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Configuration of the optimal grid-slider
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Pressure distribution of the optimal grid-slider
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Schematic of the H-shaped slider and the design variables
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Variations in the flying height (a) and roll angle (b) of the optimal grid-slider (solid) and H-shaped slider (dashed)
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A different optimal grid-slider using the same initial population as of Fig. 6




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