ORI: KFFL

DES: TNCM (1063nm)

ALT: TJSJ (167nm)

Zero Fuel Weight (ZFW) = 514208lbs ( < 542500lbs?)

Minimum Landing Fuel = 24000lbs // worst case at ALT airport, 24000lbs on international, 19000lbs on domestic

Alternate Fuel = 11600lbs // figure 2-9: 200nm, ZFW+MLF=514208lbs+24000lbs = 53828lbs -> 11600lbs

Contingency Fuel = 18000lbs // 18000lbs/hour * 1 = 18000lbs

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:Planned Landing Weight = 558808lbs ( < 630000lbs?) // best case at DES airport, 514208+24000+11600+18000=567808 (lbs)

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Flight Plan Fuel = 64175lbs // 1063nm, FL390/479 -> 2.5+(63/400)*(3+21/60-2.5)=2.6339Hr, 62.6+(63/400)*(72.6-62.6)=64.175(x1000lbs)

FIX = 5052lbs // (PLW > 475000)? (PLW-475000)/10000x479(from 2-7 Adjust):FPF = (567808-475000)/880*479~=5052 (lbs)

Fixed Flight Plan Fuel = 69227lbs //FPF+FIX

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Total Fuel = 69227+24000+11600+18000=122827

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:Planned Gross Takeoff Weight = 627294lbs (< 875000lbs?) // ZFW+TF=PLW+FFPF=567808+69227=637035(lbs)

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Initial Altitude = FL370(eastbound)

1:22+1:02->FL390

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FMC_RSV = 24000+11600+1/2*18000=44600

实际输入的时候为什么FMC说不能超过FL329?

可用这个软件来算：http://www.4shared.com/get/109691241/251c3675/Boeing_747-400_Fuel_Planner.html;jsessionid=8C3033E4B869DCA24F28DD74D0E72A71.dc115