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๊ฒ€์ฆ๋œ ํŒŒํŠธ๋„ˆ ์ œํœด์‚ฌ ์ž๋ฃŒ

๋ชจ๋“œ๋ณฟ’ํ˜•์—๋„ˆ์่ง๋ฅผ ๊ธฐ์ €๋กœ ํ•˜๋Š” ์œ„์ƒ์ตœ์กตํ™”๊ธฐ๋ฒ•์„ ์‚ฌ์šฉํ•œ ๋ณด์˜ ๊ณ ์œ ์ง„๋™์ˆ˜ ์ตœ๋Œ€ํ™”

๋ฐฉ๋Œ€ํ•œ 850๋งŒ๊ฑด์˜ ์ž๋ฃŒ ์ค‘ ์ฃผ์ œ๋ณ„๋กœ ๋งŒ๋“ค์ˆ˜ ์žˆ๋Š” ์ตœ์ ์˜ ์‚ฐ์ถœ๋ฌผ์„ ํ•ดํ”ผ ์บ ํผ์Šค์—์„œ ์ฒดํ—˜ ํ•˜์„ธ์š” ์ „๋ฌธ๊ฐ€์˜ ์ง€์‹๊ณผ ์ธ์‚ฌ์ดํŠธ๋ฅผ ํ™œ์šฉํ•˜์—ฌ ์‰ฝ๊ณ  ํญ๋„“๊ฒŒ ์ดํ•ดํ•˜๊ณ  ์ ์šฉํ• ์ˆ˜ ์žˆ๋Š” ๊ธฐํšŒ๋ฅผ ๋†“์น˜์ง€ ๋งˆ์„ธ์š”
8 ํŽ˜์ด์งฟ’
์–ด๋„๋น„ PDF
์ตœ์ดˆ๋“ฑ๋ก์ผ 2016.04.02 ์ตœ์ข…์ ฟ’์ž‘์ผ 2007.08
8P ๋ฏธ๋้ฉ๋ณด๊ธฐ
๋ชจ๋“œ๋ณฟ’ํ˜•์—๋„ˆ์่ง๋ฅผ ๊ธฐ์ €๋กœ ํ•˜๋Š” ์œ„์ƒ์ตœ์กตํ™”๊ธฐ๋ฒ•์„ ์‚ฌ์šฉํ•œ ๋ณด์˜ ๊ณ ์œ ์ง„๋™์ˆ˜ ์ตœ๋Œ€ํ™”
  • * ๋ณธ ๋ฌธ์„œ๋Š” ๋ฐฐํฌ์šฉ์œผ๋กœ ๋ณต์‚ฌ ๋ฐ ํŽธ์ง‘์ด ๋ถˆ๊ฐ€ํ•ฉ๋‹ˆ๋‹ค.

    ๋ฏธ๋้ฉ๋ณด๊ธฐ

    ์„œ์่ง์ •๋ต–

    ยท ๋ฐœํ–‰๊ธฐ๊ด€ : ํ•œ๊ตญ๊ณต๊ฐ„๊ตฌ์กฐํ•™ํšŒ
    ยท ์ˆ˜๋ก์ง€ ์ •๋ณด : ํ•œ๊ตญ๊ณต๊ฐ„๊ตฌ์กฐํ•™ํšŒ์ง€ / 7๊ถŒ / 4ํ˜ธ
    ยท ์ €์ž๋ช… : ์ด์ƒ์ง„, ๋ฐฐ์ •์€

    ์ดˆ๋ก

    ์œ„์ƒ์ตœ์กตํ™”๊ธฐ๋ฒ•์„ ์ด์šฉํ•˜์—ฌ ๋ณด์˜ ๊ธฐ๋ณธ๊ณ ์œ ์ง„๋™์ˆ˜ ์ตœ๋Œ€ํ™”๋ฌธ์ œ๋ฅผ ์ˆ˜ํ–‰ํ•˜์˜€๋‹ค. ๋„์ž…๋œ ์œ„์ƒ์ตœ์กตํ™”๊ธฐ๋ฒ•์€ ๊ตฌ์กฐ๋ฌผ์˜ ๋ชจ๋“œํ˜•์ƒ์— ์˜ํ•ด์„œ ๋ฐœ์ƒ๋˜๋Š” ๋ชจ๋“œ๋ณฟ’ํ˜•์—๋„ˆ์่ง๋ฅผ ๋ฐ”ํƒ•์œผ๋กœ ํ•œ๋‹ค. ์ตœ์†Œํ™”ํ•˜๊ณ ์žํ•˜๋Š” ๋ชจ๋“œ๋ณฟ’ํ˜•์—๋„ˆ์่ง๋ฅผ ๋ชฉ์ ํ•จ์ˆ˜๋กœ ํ•˜๊ณ  ๊ตฌ์กฐ๋ฌผ์˜ ์ดˆ๊ธฐ๋ถ€ํ”ผ๋ฅผ ์ œ์•ฝํ•จ์ˆ˜๋กœ ์ฑ„ํƒํ•˜์˜€๋‹ค. ์ตœ์ ์ •๊ธฐ์ค€๋ฒ•์„ ๋ฐ”ํƒ•์œผ๋กœ ํ•œ ํฌ๊ธฐ์กฐ์กป์•Œ๊ณ ๋ฆฌ๋ๆ‹์„ ์œ ํ•œ์š”์†Œ๋‚ด๋ถ€์— ์กด์žฌํ•˜๋Š” ์…€์˜ ๋นˆ๊ณต๊ฐ„์˜ ํฌ๊ธฐ๋ฅผ ์กฐ์ ˆํ•˜๊ธฐ ์œ„ํ•ด ๋„์ž…ํ•˜์˜€๋‹ค. ์„ธ ๊ฐ€์ง€์˜ ๋‹ค๋ฅธ ๊ฒฝ๊ณ„์กฐ๊ฑด์„ ๊ฐ€์ง€๋Š” ๋ณด๋ฅผ ์ด์šฉํ•˜์—ฌ ์ž์œ ์ง„๋™๋ชจ๋“œํ˜•์ƒ์— ์ €ํ•ญํ•˜๋Š” ๋ณด์˜ ์ตœ์ ์œ„์ƒ์„ ์กฐ์‚ฌํ•˜์˜€๋‹ค. ์ˆ˜์น˜ํ•ด์„๊ฒฐ๊ณผ๋กœ๋ถ€ํ„ฐ ๋„์ž…๋œ ์œ„์ƒ์ตœ์กตํ™”๊ธฐ๋ฒ•์„ ์ด์šฉํ•˜์—ฌ ๋„์ถœํ•œ ๋ณด์˜ ์ตœ์ ์œ„์ƒ์€ ์ดˆ๊ธฐ๊ตฌ์กฐ๋ฌผ์— ๋น„ํ•ด ์ €์ฐจ์˜ ์ž์œ ์ง„๋™์ˆ˜๊ฐ€ ํฌ๊ฒŒ ์ฆ๊ฐ€ํ•˜๋Š” ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ์œผ๋ฉฐ ํŠนํžˆ ๋ชจ๋“œ๋ณฟ’ํ˜•์—๋„ˆ์่ง๋ฅผ ์ด์šฉํ•˜๋Š” ์œ„์ƒ์ตœ์กตํ™”์˜ ๊ฒฝ์šฐ์—๋Š” ๊ตฌ์กฐ๋ฌผ์˜ ๊ธฐ๋ณธ์ง„๋™์ˆ˜๋ฅผ ์ตœ๋Œ€ํ™”ํ•˜๋Š”๋ฐ ๋งค์šฐ ํšจ๊ณผ์ ์ธ ๊ฒƒ์œผ๋กœ ๋‚˜ํƒ€๋‚ฌ๋‹ค.

    ์˜์–ด์ดˆ๋ก

    The fundamental frequency maximization of beam structures is carried out by using strain energy based topology optimization technique. It mainly uses the modal strain energy distributions induced by the mode shapes of the structures. The modal strain energy to be minimized is employed as the objective function and the initial volume of structures is adopted as the constraint function. The resizing algorithm devised from the optimality criteria method is used to update the hole size of the cell existing in each finite element. The beams with three different boundary conditions are used to investigate the optimum topologies against natural mode shapes. From numerical test, it is found to be that the optimum topologies of the beams produced by the adopted technique have hugh increases in some values of natural frequencies and especially the technique is very effective to maximize the fundamental frequency of the structures.

    ์ฐธ๊ณ ์ž๋ฃŒ

    ยท ์—†์Œ
  • ์ž๋ฃŒํ›„๊ธฐ

    Ai ๋ฆฌ๋ทฐ
    ์ด ์ž๋ฃŒ๋ฅผ ํ†ตํ•ด ์ƒˆ๋กœ์šด ์ธ์‚ฌ์ดํŠธ์™ฟ’ ์ง€์‹์„ ์–ป์„ ์ˆ˜ ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค. ๋‚ด์šฉ์ด ํ’์„ฑํ•˜์—ฌ ๊ณผ์ œ ์ž‘์„ฑ์— ํฐ ๋„์›€์ด ๋˜์—ˆ์Šต๋‹ˆ๋‹ค. ๊ณ„์†ํ•ด์„œ ์ข‹์€ ์ž๋ฃŒ๋ฅผ ๊ธฐ๋Œ€ํ•ฉ๋‹ˆ๋‹ค! ๊ฐ์‚ฌํ•ฉ๋‹ˆ๋‹ค.
    • ์ž์ฃผ๋ฌป๋Š”์งˆ๋ๅฉ์˜ ๋‹ต๋ณ€์„ ํ™•์ธํ•ด ์ฃผ์„ธ์š”

      ํ•ดํ”ผ์บ ํผ์Šค FAQ ๋”๋ต–๊ธฐ

      ๊ผญ ์•Œ์•„์ฃผ์„ธ์š”

      • ๋ณธ ํ•™์ˆ ๋…ผ๋ๅฉ์€ (์ฃผ)์ฝ”๋้ฉ์•„์Šค์นผ๋ผ์™ฟ’ ๊ฐ ํ•™ํšŒ๊ฐ„์— ์ €์ž‘๊ถŒ๊ณ„์•ฝ์ด ์ฒด๊ฒฐ๋œ ๊ฒƒ์œผ๋กœ AgentSoft๊ฐ€ ์ œ๊ณต ํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
        ๋ณธ ์ €์ž‘๋ฌผ์„ ๋ถˆ๋ฒ•์ ์œผ๋กœ ์ด์šฉ์‹œ๋Š” ๋ฒ•์ ์ธ ์ œ์žฌ๊ฐ€ ๊ฐ€ํ•ด์งˆ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
      • ํ•ดํ”ผ์บ ํผ์Šค๋Š” ๊ตฌ๋งค์ž์™ฟ’ ํŒ๋งค์ž ๋ชจ๋‘๊ฐ€ ๋งŒ์กฑํ•˜๋Š” ์„œ๋น„์Šค๊ฐ€ ๋˜๋„๋ก ๋…ธ๋ ฅํ•˜๊ณ  ์žˆ์œผ๋ฉฐ, ์•„๋ž˜์˜ 4๊ฐ€์ง€ ์ž๋ฃŒํ™˜๋ถˆ ์กฐ๊ฑด์„ ๊ผญ ํ™•์ธํ•ด์ฃผ์‹œ๊ธฐ ๋ฐ”๋ž๋‹ˆ๋‹ค.
        ํŒŒ์ผ์˜ค๋ฅ˜ ์ค‘๋ณต์ž๋ฃŒ ์ €์ž‘๊ถŒ ์—†์Œ ์„ค๋ช…๊ณผ ์‹ค์ œ ๋‚ด์šฉ ๋ถˆ์ผ์น˜
        ํŒŒ์ผ์˜ ๋‹ค์šด๋กœ๋“œ๊ฐ€ ์ œ๋Œ€๋กœ ๋˜์ง€ ์•Š๊ฑฐ๋‚˜ ํŒŒ์ผํ˜•์‹์— ๋งž๋Š” ํ”„๋กœ๊ทธ๋žจ์œผ๋กœ ์ •์ƒ ์ž‘๋™ํ•˜์ง€ ์•Š๋Š” ๊ฒฝ์šฐ ๋‹ค๋ฅธ ์ž๋ฃŒ์™ฟ’ 70% ์ด์ƒ ๋‚ด์šฉ์ด ์ผ์น˜ํ•˜๋Š” ๊ฒฝ์šฐ (์ค‘๋ณต์ž„์„ ํ™•์ธํ•  ์ˆ˜ ์žˆ๋Š” ๊ทผ๊ฑฐ ํ•„์š”ํ•จ) ์ธํ„ฐ๋„ท์˜ ๋‹ค๋ฅธ ์‚ฌ์ดํŠธ, ์—ฐ๊ตฌ๊ธฐ๊ด€, ํ•™๊ป“, ์„œ์  ๋“ฑ์˜ ์ž๋ฃŒ๋ฅผ ๋„์šฉํ•œ ๊ฒฝ์šฐ ์ž๋ฃŒ์˜ ์„ค๋ช…๊ณผ ์‹ค์ œ ์ž๋ฃŒ์˜ ๋‚ด์šฉ์ด ์ผ์น˜ํ•˜์ง€ ์•Š๋Š” ๊ฒฝ์šฐ

    โ€œํ•œ๊ตญ๊ณต๊ฐ„๊ตฌ์กฐํ•™ํšŒ์่งโ€์˜ ๋‹ค๋ฅธ ๋…ผ๋ๅฉ๋„ ํ™•์ธํ•ด ๋ณด์„ธ์š”!

    ๋ฌธ์„œ ์ดˆ์•ˆ์„ ์ƒ์„ฑํ•ด์ฃผ๋Š” EasyAI
    ์•ˆ๋…•ํ•˜์„ธ์š”. ํ•ดํ”ผ์บ ํผ์Šค์˜ ๋ฐฉ๋Œ€ํ•œ ์ž๋ฃŒ ์ค‘์—์„œ ์„ ๋ณ„ํ•˜์—ฌ ๋‹น์‹ ๋งŒ์˜ ์ดˆ์•ˆ์„ ๋งŒ๋“ค์–ด์ฃผ๋Š” EasyAI ์ž…๋‹ˆ๋‹ค.
    ์ €๋Š” ์•„๋ž˜์™ฟ’ ๊ฐ™์ด ์ž‘์—…์„ ๋„์™ฟ’๋“œ๋ฆฝ๋‹ˆ๋‹ค.
    - ์ฃผ์ œ๋งŒ ์ž…๋ ฅํ•˜๋ฉด ๋ชฉ์ฐจ๋ถ€ํ„ฐ ๋ณธ๋ฌธ๋‚ด์šฉ๊นŒ์ง€ ์ž๋™ ์ƒ์„ฑํ•ด ๋“œ๋ฆฝ๋‹ˆ๋‹ค.
    - ์žฅ๋ฌธ์˜ ์ฝ˜ํ…์ธ ๋ฅผ ์‰ฝ๊ณ  ๋น ๋ฅด๊ฒŒ ์ž‘์„ฑํ•ด ๋“œ๋ฆฝ๋‹ˆ๋‹ค.
    - ์Šคํ† ์–ด์—์„œ ๋ฌด๋ฃŒ ์บ์‹œ๋ฅผ ๊ณ„์ •๋ณ„๋กœ 1ํšŒ ๋ฐœ๊ธ‰ ๋ฐ›์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ง€๊ธˆ ๋ฐ”๋กœ ์ฒดํ—˜ํ•ด ๋ณด์„ธ์š”!
    ์ด๋Ÿฐ ์ฃผ์ œ๋“ค์„ ์ž…๋ ฅํ•ด ๋ณด์„ธ์š”.
    - ์œ ์•„์—๊ฒŒ ์ ํ•ฉํ•œ ๋ฌธํ•™์ž‘ํ’ˆ์˜ ๊ธฐ์ค€๊ณผ ํŠน์„ฑ
    - ํ•œ๊ตญ์ธ์˜ ๊ฐ€์น˜๊ด€ ์ค‘์—์„œ ์ •์‹ ์  ๊ฐ€์น˜๊ด€์„ ์ด๋ฃจ๋Š” ๊ฒƒ๋“ค์„ ๋ฌธํ™”์  ๋ฌธ๋ฒ•์œผ๋กœ ์ •๋ฆฌํ•˜๊ณ , ํ˜„๋Œ€ํ•œ๊ตญ์‚ฌํšŒ์—์„œ ์ผ์–ด๋‚˜๋Š” ์‚ฌ๊ฑด๊ณผ ์‚ฌ๊ณ ๋ฅผ ๋น„๊ตํ•˜์—ฌ ์ž์‹ ์˜ ์˜๊ฒฌ์œผ๋กœ ๊ธฐ์ˆ ํ•˜์„ธ์š”
    - ์ž‘๋ณ„์ธ์‚ฌ ๋…ํ›„๊ฐ
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    ์ฑ—๋ด‡์œผ๋กœ ๊ฐ„ํŽธํ•˜๊ฒŒ ์ƒ๋‹ดํ•ด๋ณด์„ธ์š”.
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