balance平衡

航空发表于 2010-7-25 16:04:17

balance平衡
**** Hidden Message *****

航空发表于 2010-7-25 16:04:29

A project supported by AIRBUS and the CAAC Date of the module • Table of contents • Flight operations duties • European Applicable Regulation • General • General aircraft limitations • Payload Range • Operating limitations • In flight performance • One engine inoperative performance • Flight planning • Weight and Balance A project supported by AIRBUS and the CAAC Date of the module BALANCE :  1. Limits  2. Expression  3. Calculation  4. The Index method  5. Operational limits  6. Balance and fuel consumption JAR OPS 1 Sub-part J A project supported by AIRBUS and the CAAC Date of the module CG mg Forward limit manoeuvrability Aft limit stability  Certified limits : A project supported by AIRBUS and the CAAC Date of the module BALANCE :  1. Limits  2. Expression  3. Calculation  4. The Index method  5. Operational limits  6. Balance and fuel consumption JAR OPS 1 Sub-part J A project supported by AIRBUS and the CAAC Date of the module Origin chosen by the manufacturer O MAC  Balance is expressed in percent of MAC MAC : Mean Aerodynamic Chord A project supported by AIRBUS and the CAAC Date of the module O a l CG  Characteristics of the MAC  its length : l  the station of its leading edge : a A project supported by AIRBUS and the CAAC Date of the module X 2.540 m a = 17.8015 m l = 4.1935 m O Z  Example : A project supported by AIRBUS and the CAAC Date of the module O a l mg CG d B% = 100 d - a l  Balance is expressed in percent of MAC : A project supported by AIRBUS and the CAAC Date of the module x a = 17.8015 m l = 4.1935 m d = 18.800 m B% = 100 d - a l 2.540 m B% = 23.8%  Example : A project supported by AIRBUS and the CAAC Date of the module BALANCE :  1. Limits  2. Expression  3. Calculation  4. The Index method  5. Operational limits  6. Balance and fuel consumption JAR OPS 1 Sub-part J A project supported by AIRBUS and the CAAC Date of the module O mg CG d m1g d1 m2g d2 mig di mgd = mbgdb +m1gd1 +..........migdi+ .....mngdn m = mb + m1 + ...... + mi + .......mn mbg db A project supported by AIRBUS and the CAAC Date of the module C% = 100  midi m - a l mgd = mbgdb +m1gd1 +..........migdi+ .....mngdn m = mb + m1 + ...... + mi + .......mn d =  midi m A project supported by AIRBUS and the CAAC Date of the module BALANCE :  1. Limits  2. Expression  3. Calculation  4. The Index method  5. Operational limits  6. Balance and fuel consumption JAR OPS 1 Sub-part J A project supported by AIRBUS and the CAAC Date of the module  Index = moment  with a new origin O' (D : station of O')  mg (d-D) I = A +mg B (d - D) A & B constant O' D O CG d corrected in order to obtain a number between 0 and 100 : A project supported by AIRBUS and the CAAC Date of the module  Example :  A320 : D = 19 m A = 40 B = 1000g O O' D CG d I = 40 + m 1000(d - 19) Weighing  OEM = 39400 kg d = 18.8 m OEM Index = 32.1 A project supported by AIRBUS and the CAAC Date of the module The aeroplane is divided in several zones : cargo compartments; pax compartments; fuel tanks... For each zone, a given mass mi (10 pax or 1000 kg) located at di (CG of this zone) produces a variation of Index Ii.  OEM Index calculation : from the weighing of the aeroplane TOM Index calculation : algebraic sum of the OEM Index and the Index due to the loading of the aeroplane : A project supported by AIRBUS and the CAAC Date of the module Any mass located into a zone ahead of O' produces a negative I Any mass located into a zone behind O' produces a positive I Ii = (di - D) mig B O’ A project supported by AIRBUS and the CAAC Date of the module CGO 01 1000kg CGO 02 CGO 03 Cabin OA 10 pax Cabin OB No influence Cabin OC  TOM Index calculation Index 2000kg 1000kg 1500kg 12 Pax 60 Pax 30 Pax I(oem) I(zfm) Fuel +12 I(tom) Index A project supported by AIRBUS and the CAAC Date of the module I = A +mg B (a - D +l B% 100 ) I = A +mg B (d - D) B% = 100 d - a + l Balance vs mass and TOM Index is given by parametrized straight lines :  Balance determination regarding TOM Index A project supported by AIRBUS and the CAAC Date of the module Index A Index B1% Bn% 0 mass mmin Aft certified limit Fwd certif. lim I(tom) tom B%  Balance determination regarding TOM Index A project supported by AIRBUS and the CAAC Date of the module BALANCE :  1. Limits  2. Expression  3. Calculation  4. The Index method  5. Operational limits  6. Balance and fuel consumption JAR OPS 1 Sub-part J A project supported by AIRBUS and the CAAC Date of the module B1% Bn% Index 0 mmin Aft certified limit Fwd certif. lim. mass Operational limits A project supported by AIRBUS and the CAAC Date of the module  Operational limits to compensate deviations and errors : weighing errors, unaccounted modifications and/or equipment variations deviation of the actual CG, or in the distribution, of fuel, baggage, cargo, actual passenger seating deviation caused by the in-flight movement of the cabin crew, pantry equipment and passengers A project supported by AIRBUS and the CAAC Date of the module Weight (kg) INDEX 1000 +3.76 2000 +2.69 3000 +1.63 4000 +0.57 5000 -0.35 6000 -1.21 7000 -1.97 8000 -2.66 9000 -3.19 10000 -3.25 11000 -2.79 12000 -1.84 13000 -2.27 14000 -3.64 15000 -5.19 16000 -6.75 17000 -8.29 18000 -9.85 FULL -11.14 A project supported by AIRBUS and the CAAC Date of the module BALANCE :  1. Limits  2. Expression  3. Calculation  4. The Index method  5. Operational limits  6. Balance and fuel consumption JAR OPS 1 Sub-part J A project supported by AIRBUS and the CAAC Date of the module CG Wing Lift Pitch down Download  Influence of balance on fuel consumption A project supported by AIRBUS and the CAAC Date of the module Backward CG If CG goes backward : • Stabilizer download  • Wing lift  • AoA  • Drag   fuel consumption   Influence of balance on fuel consumption A project supported by AIRBUS and the CAAC Date of the module Index mass ZFM balance TOM balance Outer tanks fueling Inner tanks fueling Center tank fueling Auxiliary tank fueling  Influence of balance on fuel consumption : example A310 A project supported by AIRBUS and the CAAC Date of the module Index mass Taxi, Take off, climb to 20500 ftTransfer towards H stabilizer tank Forward transfert Crossing down FL 200 : fast forward transfer Approach and landing Backward transfer every 5 mn  Influence of balance on fuel consumption : example A310

忙盲忙 发表于 2010-7-28 08:56:15

楼主辛苦啦！

lenny 发表于 2010-7-31 15:47:52

bu cuo!

super_xxx 发表于 2010-10-29 16:10:17

Boeing B767 - 200 AIRCRAFT OPERATION MANUALBoeing B767 - 200飞机操作手册

:victory: 

shengjie199199 发表于 2011-3-6 20:36:08

:hug: :hug: :hug:

guanshyy 发表于 2011-3-30 12:55:26

kkkkkkkkkkkkkkkkkkkkkkkkkkkkkk

tsi_07 发表于 2011-5-1 10:29:56

谢谢斑竹，太感谢了

bocome 发表于 2011-7-31 09:52:39

in flight performance 空中性能

tissle 发表于 2014-4-17 11:00:08

好资料，学习中。。。

页: [1] 2

航空论坛_航空翻译_民航英语翻译_飞行翻译's Archiver

balance平衡

楼主辛苦啦！

Boeing B767 - 200 AIRCRAFT OPERATION MANUALBoeing B767 - 200飞机操作手册