Page 234 - 2021

Flyveprincipper

Indholdsfortegnelse Side

5.1 Indledning ............................................................................................. 235

5.2 Atmosfæren .......................................................................................... 235

5.3 Luftstrømmen omkring flyet .................................................................. 239

5.3.1 Luftstrømninger omkring profiler ................................................................... 240
5.3.2 Luftstrømning omkring vingeprofiler .............................................................. 242

5.4 Stall og spind ......................................................................................... 249

5.4.1 Stall ............................................................................................................... 249

5.4.2 Spind ............................................................................................................. 252
5.4.3 Flaps og Slats ................................................................................................. 253

5.5 De 4 kræfter under flyvning ................................................................... 255

5.6 Styregrejer og manøvrering i tre plan ..................................................... 258

5.6.1 Akser og ror ...................................................................................................... .258
5.6.2 Trim .................................................................................................................. .260

5.7 Stabilitet ................................................................................................ 261

5.7.1 Længdestabilitet ............................................................................................ 262
5.7.2 Tværstabilitet og kursstabilitet....................................................................... 264

5.7.3 Rorafbalancering ........................................................................................... 266
5.7.4 Aeroelasticitet ............................................................................................... 268

5.8 Lastfaktorer og manøvrer ...................................................................... 269

5.9 Propellens indflydelse på flyets manøvrering ........................................ 272

5.10 Flyvningens faser ................................................................................. 274
5.10.1 Start ............................................................................................................ 274

5.10.2 Stigning ....................................................................................................... 276

5.10.3 Vandret flyvning ligeud ................................................................................ 278
5.10.4 Drej ............................................................................................................. 279

5.10.5 Nedgang ...................................................................................................... 281
5.10.6 Landing ........................................................................................................ 283

5.11 Påvirkninger af flyet ved landing og kørsel ........................................... 286
5.11.1 Landing i sidevind ........................................................................................ 286

5.12 Kørsel på jorden .................................................................................. 287

Flyveteori PPL(A)(UL)/LAPL Henning Andersen, Midtjysk Flyveskole© 2021 234