Page 235 - PPL-A-2022

Flyveprincipper

Indholdsfortegnelse Side

5.1 Indledning ............................................................................................. 236

5.2 Atmosfæren .......................................................................................... 236

5.3 Luftstrømmen omkring flyet .................................................................. 240

5.3.1 Luftstrømninger omkring profiler ................................................................... 241
5.3.2 Luftstrømning omkring vingeprofiler .............................................................. 243

5.4 Stall og spind ......................................................................................... 250

5.4.1 Stall ............................................................................................................... 250

5.4.2 Spind ............................................................................................................. 253
5.4.3 Flaps og Slats ................................................................................................. 254

5.5 De 4 kræfter under flyvning ................................................................... 256

5.6 Styregrejer og manøvrering i tre plan ..................................................... 259

5.6.1 Akser og ror ...................................................................................................... .259
5.6.2 Trim .................................................................................................................. .261

5.7 Stabilitet ................................................................................................ 262

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 ........................................ 273

5.10 Flyvningens faser ................................................................................. 275
5.10.1 Start ............................................................................................................ 275

5.10.2 Stigning ....................................................................................................... 277

5.10.3 Vandret flyvning ligeud ................................................................................ 279
5.10.4 Drej ............................................................................................................. 280

5.10.5 Nedgang ...................................................................................................... 282
5.10.6 Landing ........................................................................................................ 284

5.11 Påvirkninger af flyet ved landing og kørsel ........................................... 287
5.11.1 Landing i sidevind ........................................................................................ 287

5.12 Kørsel på jorden .................................................................................. 288

Flyveteori PPL(A)(UL)/LAPL Henning Andersen, Midtjysk Flyveskole© 2022 235