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°­ÀÇ »óÇÏ·ù µÎ ÁöÁ¡»çÀÌÀÇ °Å¸®¸¦ L (km), È帣´Â ¹°ÀÇ ¼Ó·ÂÀ» Vr (m/s), ¿Õº¹ÇÏ´Â µ¥ °É¸° ½Ã°£À» Th (hr), Tm (min), Ts (sec) ¶ó Çϸé, ¹èÀÇ ¼Ó·Â V (m/s) ´Â ´ÙÀ½°ú °°ÀÌ ±¸ÇÒ ¼ö ÀÖ´Ù.

°­À» °Å½½·¯ ¿Ã¶ó°¥ ¶§ °É¸° ½Ã°£ : Tu = 1000*L/(V-Vr) (sec)
°­À» µû¶ó ³»·Á°¥ ¶§ °É¸° ½Ã°£ : Td = 1000*L/(V+Vr) (sec)
°É¸° ½Ã°£À» ÃʷΠȯ»êÇÑ ½Ã°£ : T = 3600*Th + 60*Tm + Ts

T = Tu+Td À̹ǷÎ,

T = 1000*L*(1/(V-Vr) + 1/(V+Vr))

2*V/(V^2-Vr^2) = T/(1000*L)

T/(2000*L)*V^2 - V - T/(2000*L)*Vr^2 = 0

V^2 - (2000*L)/T*V - Vr^2 = 0

ÀÌÂ÷¹æÁ¤½ÄÀÇ ±ÙÀÇ °ø½ÄÀ» ÀÌ¿ëÇÏ¿© V ¸¦ ±¸ÇÒ ¼ö ÀÖ´Ù.

V = (1000*L)/(3600*Th+60*Tm+Ts)+((1000*L/(3600*Th+60*Tm+Ts))^2+Vr^2)^(1/2)

*** Âü°í¹®Çå[References] ***

V = (1000*L)/(3600*Th+60*Tm+Ts)+((1000*L/(3600*Th+60*Tm+Ts))^2+Vr^2)^(1/2)
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º¯¼ö¸í Variable º¯¼ö°ª Value º¯ ¼ö ¼³ ¸í Description of the variable


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