
cranfield vertigo

1980kalil westland helikopttarukalulla enchineeyaraaya andrew cranfield roopakalppana cheyth nirmmicha manushyanirmmitha helikopttaraanu vertigo.
vikasanam.
1980-ll, cranfield westland helikopttarukalil birudadhaariyaayirunnu, aaa malsarathinaayi oru roopakalppana vikasippikkaan american helikopttar sosaitti manushyanirmmitha helicopterukalkku sikorsky sammanam vaagdaanam cheythappol.
vikasippichedutha cranfield roopakalppana cheytha oru coxial helikopttaraayirunnu, athil rund samana rund blade rottarukal ulppedunnu, oronninum vyaasavum sthiramaaya cordulla bladeukalum undu. thaazhathe rotter 6° diheadralilum uyarnna rotter 9° dihedralilumaanu sajjeekarichirikkunnath. graundu ephakt vaagdaanam cheiyunna nettatthinaayi, rottarukal nilathekku thazheyaayi sajjeekarikkukayum praayogikamaayi nedaan kazhiyunnathra aduthu, fuselage pailattum rotter assemblic mukalilaanu sthithicheyyunnathu. kaarban fiber, stairophom, mylar enniva upayogichaanu rottarukal nirmmichathu. pichum coning avayude roopakalppanayil nirmmichukondu bladeukal urappichirunnu. bharam maattunnathiloode flaitt niyanthranam nedaan uddeshichullathaanu, pailat ithu praapthamaakkunnathinaayi neengunnu. oru koottam bevel, piniyan gearukalkku karuth pakaruna oru koottam saikkil pedalukal vazhi rottarukalilekku vaidyuthi kaimaattam cheyyappettu.
1987-ll, "charted mechanical enchineeyar" jenalil prasidheekaricha oru lekhanathil, cranfield "vertigo" ulla pareekshanangalude oru parambaraye vivarichu, athil avasaanatheth pailattin kraaft parakkaan aavashyamaaya 6 rpm nedaan kazhinju. bladeukal ganyamaaya liftt srishtikkunnathinte lakshanagal kaanikkan thudangi; vimanam tharayil ninnu thennimaran thudangiyappol ithu sthireekarichu."traansmissionile prashnangalum kooduthal shradha aavasyamullathinaal avaa aduthu chernnathinaal rotter prakadanatthe baadikkunnathum cranfield report cheythu.
1989-ll, "vertigo" yude avashishtangal englandile vesttan-suuppar-meyarile helikopttar myusiyathinu sambhavana cheythu, avide avaa nilavil pradharshippichirikkunnu.

