Conceptual Design of the Wide-Body PIS-413 CONTENTS Contents_Toc423728370 I Market Demand Research. 1.1 PIS-413 -Specific Market Positioning..1 1.2 Market Demand Research-Three Cities........ 1.3 Design Philosophy........... …2 2 Main Parameters.…3 2.1 Design Task ....... …3 2.2 Main Parameters Selection................... …3 3 Weight Estimation.… …4 3.1 Crew and Passenger Weight......... …4 3.2 Final Weight Proportion ............. …4 3.3 Fuel Weight Proportion........... …5 3.4 Maximum Takeoff Weight Estimation. …5 4 Wing Load and TWR Estimation.........................................6 4.1 Landing Stage.… …6 4.2 Stall Speed 6 4.3 Cruise Stage... …7 4.4 Takeoff Stage8 4.5 Requirements of Maximum Ceiling........ .8 4.6 Requirements of Maximum Level Speed............9 4.7 Final Decision.... …9 5 Fuselage Design.… …10 5.1 Introduction and Considerations........... .10 5.2 Main Parameters. …10 5.3 Design of Forward and Aft Fuselage............ .12 5.3.1 Forward Fuselage Design............ 12 5.3.2 Aft Fuselage Design.......... 12 5.4 Airworthiness Related to Cabin Design 13 5.5 Fuselage Cross Section.................. 13 6 Cabin and Cargo Design.................... …14 6.1 Cabin Design… .14 6.1.1 Considerations......... .14 6.1.2 Cross Section Design................... 14 6.1.3 Arrangement of Toilets and Kitchen........ 15 6.1.4 Crew and Emergency Exits.16 6.2 Under Floor Cargo Container...... .17 7 Wing Design.… 18 7.1 Wing Configuration..... .18 7.2 AirfoIl Design..18 0Conceptual Design of the Wide-Body PIS-413 CONTENTS II Contents_Toc423728370 1 Market Demand Research .....................................................................................1 1.1 PIS-413 — Specific Market Positioning...........................................................1 1.2 Market Demand Research — Three Cities ......................................................1 1.3 Design Philosophy.......................................................................................... 2 2 Main Parameters ..................................................................................3 2.1 Design Task .................................................................................................... 3 2.2 Main Parameters Selection ............................................................................ 3 3 Weight Estimation................................................................................4 3.1 Crew and Passenger Weight........................................................................... 4 3.2 Final Weight Proportion ................................................................................ 4 3.3 Fuel Weight Proportion.................................................................................. 5 3.4 Maximum Takeoff Weight Estimation........................................................... 5 4 Wing Load and TWR Estimation...........................................................6 4.1 Landing Stage ................................................................................................. 6 4.2 Stall Speed ...................................................................................................... 6 4.3 Cruise Stage .................................................................................................... 7 4.4 Takeoff Stage ..................................................................................................8 4.5 Requirements of Maximum Ceiling ...............................................................8 4.6 Requirements of Maximum Level Speed ....................................................... 9 4.7 Final Decision................................................................................................. 9 5 Fuselage Design..................................................................................................... 10 5.1 Introduction and Considerations................................................................. 10 5.2 Main Parameters .......................................................................................... 10 5.3 Design of Forward and Aft Fuselage.............................................................12 5.3.1 Forward Fuselage Design ....................................................................12 5.3.2 Aft Fuselage Design .............................................................................12 5.4 Airworthiness Related to Cabin Design ........................................................13 5.5 Fuselage Cross Section ..................................................................................13 6 Cabin and Cargo Design...................................................................... 14 6.1 Cabin Design..................................................................................................14 6.1.1 Considerations .....................................................................................14 6.1.2 Cross Section Design ...........................................................................14 6.1.3 Arrangement of Toilets and Kitchen ...................................................15 6.1.4 Crew and Emergency Exits..................................................................16 6.2 Under Floor Cargo Container........................................................................17 7 Wing Design ....................................................................................... 18 7.1 Wing Configuration...................................................................................... 18 7.2 Airfoil Design................................................................................................ 18