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1) P = (k) x ¥ä |
.¥ä = H - H1, H - H2 |
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2) L = ¥ðDN |
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3) (k) = {G x (d)©ù} / 8ND©ø |
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4) ÀÀ·Â(Z) = [(k) x 8D x F] /¥ðd©ø |
. (K) = [(4C-1)/(4C-4)+(0.615/C)] . (C) = D / d |
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5) ¹ÐÂø°í(m) |
. m = (N + 1) x d ......(¹«¿¬¸¶ ÀÏ ¶§) . m = (N-0.5) x d ......¿¬¸¶ ¨ú À϶§ |
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6) ÃÊÀå·Â(Pi)
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. Pi = [¥ðd©ø] / [3/D] x ¥ói ¶Ç´Â . Pi = = P1-(P2-P1) = 2P1 - P2 . Á¤¼ö(k) = P2 - P1 / (¥ä2 - ¥ä1) . C = D / d . ¥ói = G / (100 x C) |
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7) ÀÎÀ彺ÇÁ¸µ ÇÏ(P) |
P = (k x ¥ä) + Pi |
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8) ÀÚÀ¯³ôÀÌ °øÂ÷¸¦ ¼³Á¤ÇÏ´Â ¹æ¹ý |
(ÀÚÀ¯³ôÀÌ °øÂ÷ = ÇÏÁß°øÂ÷ / ½ºÇÁ¸µÁ¤¼ö) |
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½ºÇÁ¸µ¼³°è ±âÈ£ |
±âÈ£ |
³» ¿ë |
´ÜÀ§ |
ºñ°í |
N |
Àç·áÀÇ À¯È¿°¨±è¼ö |
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D |
Àç·áÀÇ À¯È¿°æ |
mm |
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d |
Àç·áÀÇ Áö¸§ |
mm |
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k |
½ºÇÁ¸µÁ¤¼ö |
kg/mm |
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c |
½ºÇÁ¸µÁö¼ö |
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¥ä |
½ºÇÁ¸µÀÇ Ã³Áü |
mm |
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G |
°¡·Îź¼º°è¼ö |
kg/§± |
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L |
½ºÇÁ¸µÀü°³Àå |
mm |
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H |
½ºÇÁ¸µÀÚÀ¯³ôÀÌ |
mm |
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K |
ÀÀ·Â¼öÁ¤°è¼ö |
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P |
½ºÇÁ¸µ¿¡ °É¸®´Â ÇÏÁß |
kg |
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Pi |
½ºÇÁ¸µÀÇ ÃÊÀå·Â |
kg |
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m |
½ºÇÁ¸µ ¹ÐÂø³ôÀÌ |
mm |
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¥ói |
ºñƲ¸² ÀÀ·Â |
kg/§± |
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- À¯È¿±Ç¼ö(Na)Àº 3ÀÌ»ó, ½ºÇÁ¸µÁö¼ö(C=D/d)´Â 4~10»çÀÌ·Î ¼±ÅÃ
- Á¾È¾ºñ(ÀÚÀ¯³ôÀÌ¿Í ÄÚÀÏÆò±ÕÁö¸§ÀÇ ºñ) 0.8~4»çÀÌ·Î ¼±ÅÃ
- ÇÏÁßÀº º¯À§(¥ä)ÀÇ 20~80% »çÀÌ¿¡¼ ÁöÁ¤Çϸç, ÀÌ ¶§ º¯À§(¥ä)´Â 4mm ÀÌ»ó
- ½ºÇÁ¸µÁ¤¼ö(k)´Â ½ÃÇèÇÏÁß ÁöÁ¡ÀÇ 30~70% »çÀÌ¿¡ 2°³ÀÇ ÇÏÁßÁ¡
- ÇÇÄ¡(P)ÀÇ Á¦ÇÑÀº 0.5 DÀÌÇÏ, ¿ä±¸ÇÏ´Â »ó´ëºÎÇ°ÀÇ ÀÛµ¿¹üÀ§ µî.
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