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11. DC Motor

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โ—†DC Motor

AC ๋ณด๋‹ค ๊ธฐ๋™ ํ† ํฌ๊ฐ€ ํฌ๊ณ  ์ธ๊ฐ€์ „์••์— ๋Œ€ํ•˜์—ฌ ํšŒ์ „ํŠน์„ฑ์ด ์ง์„ ์ ์œผ๋กœ ๋น„๋ก€ํ•œ๋‹ค.์ž…๋ ฅ์ „๋ฅ˜์— ๋Œ€ํ•˜์—ฌ ์ถœ๋ ฅ ํ† ํฌ๊ฐ€ ์ง์„ ์ ์œผ๋กœ ๋น„๋ก€ํ•˜๋ฉฐ,๋˜ํ•œ ์ถœ๋ ฅ ํšจ์œจ์ด ์–‘ํ˜ธํ•˜๋‹ค๊ณ ์ •์ž๋กœ ์˜๊ตฌ์ž์„์„ ์‚ฌ์šฉํ•˜๊ณ , ํšŒ์ „์ž(์ „๊ธฐ์ž) ๋กœ ์ฝ”์ผ์„ ์‚ฌ์šฉํ•˜์—ฌ ๊ตฌ์„ฑํ•œ ๊ฒƒ์œผ๋กœ, ์ „๊ธฐ์ž์— ํ๋ฅด๋Š” ์ „๋ฅ˜์˜ ๋ฐฉํ–ฅ์„ ์ „ํ™˜ํ•จ์œผ๋กœ์จ ์ž๋ ฅ์˜ ๋ฐ˜๋ฐœ, ํก์ธ๋ ฅ์œผ๋กœ ํšŒ์ „๋ ฅ์„ ์ƒ์„ฑ์‹œํ‚ค๋Š” ๋ชจํ„ฐ์ด๋‹ค.๋Œ€๋ถ€๋ถ„์˜ DC ๋ชจํ„ฐ ๋ถ€์ฐฉํ˜• ๊ณต๊ธฐ์••์ถ•๊ธฐ๋Š” ๋ถ€ํ’ˆ์šฉ์œผ๋กœ ์‚ฌ์šฉ๋œ๋‹ค.
์ง๋ฅ˜ (DC : Derect Current)์ „๋™๊ธฐ ๋ถ€์ฐฉํ˜• ๊ณต๊ธฐ์••์ถ•๊ธฐ

โ—†๋ถ€๋Ÿฌ์‰ฌ๋ถ€์ฐฉ ์ „๋™๊ธฐ(Brush D.C. Motor)

โ—†Brushless DC Motor

BLDC Motor๋Š” ๊ตฌ์กฐ์ ์œผ๋กœ DC Motor์™€ ์—ญ์˜ ๊ด€๊ณ„๋กœ ์„ค๊ณ„๋˜์–ด ์žˆ์œผ๋ฉฐ ๊ทธ ๊ตฌ๋™์›๋ฆฌ๋Š” ๊ทผ๋ณธ์ ์œผ๋กœ ๊ฐ™๋‹ค. DC Motor์˜ ์ •๋ฅ˜์ž์™€ ๋ธŒ๋Ÿฌ์‹œ์˜ ์—ญํ• ์„ ๋ฐ˜๋„์ฒด ์Šค์œ„์น˜์™€ Hall ์„ผ์„œ๊ฐ€ ๋Œ€์‹ ํ•œ๋‹ค.
DC Motor์—์„œ๋Š” ๊ณ ์ •์ž๊ณ„์—์„œ ๊ถŒ์„ ์ด ํšŒ์ „ํ•˜๋ฉด์„œ ์šด๋™๊ธฐ์ „๋ ฅ์— ์˜ํ•œ ์—ญ๊ธฐ์ „๋ ฅ์ด ๋ฐœ์ƒํ•˜๋ฉฐ, BLDC Motor์—์„œ๋Š” ํšŒ์ „์ž๊ณ„์—์„œ ๊ณ ์ •๋œ ๊ถŒ์„ ์ด ์ „์ž๊ธฐ ์œ ๋„์— ์˜ํ•œ ์—ญ๊ธฐ์ „๋ ฅ์ด ๋ฐœ์ƒํ•œ๋‹ค.
๋ธŒ๋Ÿฌ์‰ฌ๊ฐ€ ์—†์–ด ๋ฐ˜์˜๊ตฌ์ ์œผ๋กœ ์‚ฌ์šฉ์ด ๊ฐ€๋Šฅํ•˜๋ฉฐ ํ† ํฌ๊ฐ€ ๋†’๊ณ  ํšจ์œจ์ด ์šฐ์ˆ˜ํ•˜๋ฉฐ ๋ƒ‰๊ฐํšจ๊ณผ ์ข‹๋‹ค , ์—ด์•…ํ•œ ํ™˜๊ฒฝ์—์„œ๋„ ๋™์ž‘ํ•œ๋‹ค.
๋ถ€๋Ÿฌ์‰ฌ๋ ˆ์Šค ์ „๋™๊ธฐ (Brushless D.C. (BLDC)Motor)๊ณต๊ธฐ์••์ถ•๊ธฐ
์›จ์ด๋ธŒ ๋ฐฉ์‹์œผ๋กœ ์œ ๋Ÿ‰ ๋ฒ”์œ„๋Š” : 4~83.5 l/min, ์••๋ ฅ ๋ฒ”์œ„๋Š” : 29~39 psi ์ด๋‹ค.
๋‹ค์ด์–ดํ”„๋žจ ๋ฐฉ์‹์œผ๋กœ ์œ ๋Ÿ‰ ๋ฒ”์œ„๋Š” : 0.7~44.2 l/min, ์••๋ ฅ ๋ฒ”์œ„๋Š” : 8.7~35 psi ์ด๋‹ค.
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