@ •ÎS—¦‚Æ°‚ÌŽd—l‚É‚æ‚é’ጸ‚ɂ‚¢‚Ä

@•ÎS—¦‚Æ°‚ÌŽd—l‚É‚æ‚é’ጸŒW”Fe‚͉ºŽ®‚É‚æ‚è‹‚ß‚Ü‚·B
@@Fe = Fep~Fef

Fep
Fef
F
F
•ÎS—¦‚É‚æ‚é’ጸŒW”
°Žd—l‚É‚æ‚é’ጸŒW”

@•ÎS‚É‚æ‚鉞—ÍW’†‚Æ…•½\–Ê‚Ì‹­“x‚̉e‹¿‚ð’ጸŒW”‚Æ‚µ‚Ä—^‚¦‚Ä‚¢‚Ü‚·B

@ •ÎS—¦‚É‚æ‚é’ጸŒW”

@•ÎS—¦‚É‚æ‚é’ጸŒW”Fep‚͉ºŽ®‚É‚æ‚è‹‚ß‚Ü‚·B
Fep = 1.0
Fep = 1.0 / (3.33Re + 0.50)
Fep = 0.5

@
(Re…0.15)
(0.15ƒRe…0.45)
(0.45ƒRej
Re F •ÎS—¦

@ °Žd—l‚É‚æ‚é’ጸ

@•ÎS—¦‚É‚æ‚é’ጸŒW”Fef‚͉º•\‚É‚æ‚è‹‚ß‚Ü‚·B

•½‹Ï°”{—¦ •ÎS—¦
0.3–¢–ž 0.3ˆÈã0.6–¢–ž 0D6ˆÈã
1.0ˆÈã 1.0 0.95 0.9
0.5ˆÈã1.0–¢–ž 1.0 0.925 0.85
0.5–¢–ž 1.0 0.9 0.8

@”²‚¯‚É‚æ‚è°\–Ê‚ª•ª’f‚³‚ê‚Ä‚¢‚éꇓ™A°\–ʂ̈ê‘Ì«‚ª•Û‚½‚ê‚Ä‚¢‚é‚©‹^‚킵‚¢ê‡‚ÍŒvŽZŒ‹‰Ê‚¾‚¯‚Å‚È‚­AŽÀÛ‚Ì°\–Ê‚Ì”z’u‚ðl‚¦‚Ä‘‘Ì“I‚É”»’f‚·‚é•K—v‚ª‚ ‚è‚Ü‚·B


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