
chuzhalikkaatt valayathinte avastha

oru chuzhalikkaatt valaya samvidaanam rottarine valayam cheyyumbol, uyarthalinte gurutharamaaya nashtatthinu kaaranamakunna, helikopttar parakkalil undaakunna apakadakaramaaya aerodynamic avasthayaanu chuzhalikkaatt valaya avastha (vii. aarr. ezz). palappozhum adhikaarathil sthirathaamasamaakkuka enna padam paryaayamaayi upayogikkunnu, udha.jii.austreliya, yuke, usa ennividangalil, ennaal kaanadayil allah, ithu mattoru prathibhaasathinu randaamathe padam upayogikkunnu.
oru helikopttarinte pradhana rottarinu chuttumulla vaayupravaham bledukalude agrangalkk mukaliloode bhramanaparamaayi samamita roopathil pravartthikkumbol oru chuzhalikkaatt ring avastha aarambikkunnu, blade agrangalkk mukaliloode oru laminar ozhukkinte pinthunayum rottarinu puratthum puratthum vaayuvinte ethir uyarchayum undu. eee avasthayil, rotter chuttumulla phloo feeldinte oru puthiya topological avasthayilekku veezhukayum athinte thanne daunvaash moolam prachodanam ulkkollukayum pettennu liftt nashtappedukayum cheiyunnu. chuzhalikkaatt valayangal athbhuthakaramaamvidham sthirathayulla draavaka chalanathmaka prathibhaasangalaayathinaal (topological solittaninte oru roopam), avayil ninnu karakayaranulla ettavum nalla maargam avayil ninnu paarshwafalamaayi akannunilkkuka, liftt veendum sthaapikkuka, paramavadhi enchin power upayogichu avaye thakarkkuka ennivayaanu.
athukondaanu eee avasthaye palappozhum "aparyapthamaaya oorjjathil sthirathaamasamaakkuka" ennu thettidharikkunnathu uyarnna oorjjamulla thanthrangalkk swatantra vaayuvil oru chuzhalikkaatt valayaavasthaye prerippikkaan kazhiyum, thudarnnu thaazhnna uyarathil, landing saahacharyangalil, athu takarkkaan saadhyathayund. rottarinte airfoyil nischalamaaya avasthayil nilanirthaan mathiyaya vaidyuthi labhyamallengil, mathiyaya liftt uthppaadippikkumbol, chuzhalikkaatt ring avastha illaathaakunnathinu munbu vimaanathin mithamaayi nilkkaan kazhiyilla, athu thakarnnuveezhum.
2000ll oru vii-22 oospre ulppetta oru apakadatthinu kaaranamaaya eee avastha tiltrottarukalilum sambhavikkunnu. 2011leeii ooppareshan neptyoon kunthatthinidayil, osaama biinn laadan kollapetta raidle, valareyadhikam parishkaricha emech-60 helikopttar nashtappedaan vortex ring avastha kaaranamaayi.
vivaranam.
bladeukal oru kendra akshatthil karangunnathinal, oro airfoyilinteyum vegatha hubb-aandu-grip asambliyumaayi bandhippikkunna pooyintil ettavum kuravaanu. eee adisthaana bhauthika yaadhaarthyam ardhamaakkunnathu oro bladinteyum ettavum ullile bhaagathinu nirthalaakkaanulla antharleenamaaya durbalathayundu ennaanu.
translation lifttulla forwade flaittil, hubb eriyayil vaayuvinte mukalilekkulla ozhukk ("mukalilekkulla ozhukk") illa. forwade airspeed kurayukayum lambamaya irakkam nirakk vardhikkukayum cheyyumbol, hubb, maast, blade-grip assembly ennivayude pradeshathu airfoyil uparithalangal illaathathinaal oru uyarcha aarambikkunnu.
appol, madhya mekhalayil uyarchayude alavu vardhikkumbol (i.iii. airfoyilukalude habbin ettavum akathe arikukalkkum idayil), aantharika blade vibhaagangalude induced phloo (rotter sisttathiloode thaazhekku valikkunna allengil "induced") marikadakkunnu. ithu bledukalude ettavum ullile bhagangal nilaykkaan thudangunnu. 
akathe blade vibhagangal nilaykkunnathode, rotter-tipp vortisukalkku samanamaaya randaamathe koottam vortisukal rotter sisttathinte madhyabhaagathum parisaratthum roopappedaan thudangunnu. ithu, puram koottam chuzhalukalumaayi samyojippichu, liftt nashtappedaan kaaranamaakunnu. eee avastha thirichariyunnathilum prathikarikkunathilum oru helikopttar pailattinte parajayam uyarnna erangunna nirakkilekkum vinashakaramaaya bhoochalanathilekkum nayichekkaam.
sambhavam.
krithyamaaya uyara niyanthranam paalikkathe bhoochalanathinu (ooju) purathulla (ooju) sanjarikkaan shramikkumbozhum, kaattuveezhchayo kuthaneyo sameepikkumbol, vaayuvinte vegatha phalapradamaaya translation lifttinekkaal (thudangiyava) thaazheyaayirikkumbol oru helikopttar saadhaaranayaayi eee avastha neridunnu.
kandethalum thiruthalum.
pradhana rotter samvidaanathile vibration thudarnnu vardhichuvarunna sink nirakkum orupakshe chaakrika adhikaarathinte kuravumaanu vrsinte adayaalangal.
single rotter helikopttarukalil, chakravarty adikaaram veendedukkunnathinaayi koottatthe cheruthaayi kurachukondu, vashathe chalanam prayogikkaan chakra niyanthranam upayogichu, palappozhum mookk thaazhtthi munnott parakkaan shramikkunnathiloode chuzhalikkaatt ring avastha parambaraagathamaayi sariyaakkunnu. tandom-rotter helikopttarukalil, laattaral cyclic allengil pedal inputt allengil randum vazhiyaan veendedukkal nadathunnathu. vimanam chuzhalikkaatt valayathil ninnu "shudhavaayu" yilek parakkukayum liftt veendedukkaan kazhiyukayum cheyyum.
aduthide janapreeti nediya sesham ippol wuichard recovery technic ennariyappedunna mattoru thiruthal swittsarlandile sivil eviyeshan (phokka) inspectorkkaayulla federal offeesaaya claude wuichard padippichu. eee saankethikavidya uyaram kuraykkaanum kooduthal vegathil veendedukkaanum moonnu niyanthranangaludeyum samyojanam upayogikkunnu teyil rotter thrasttinte dishayil chaakrikamaayi prayogikkuka, koottaayi power vardhippikkuka, thala (cross niyanthranangal) nilanirthaan power pedalumaayi ekopippikkuka. rotter disk chuzhalikkaattinte mukalile kattulla bhaagath athumbol veendedukkal poortthiyaakum.
vortex ring avasthayil ninnu purathukadakkunnu.
chuzhalikkaatt ring avasthayil ninnu power outtu cheyyaan kazhiyum, pakshe ithinu thoongikkidakkaan edukkunnathinte eratti power aavasyamaanu. oru poornna thothilulla helikopttaraaya sikorsky ezz-64 skycrain maathrame looad cheyyaathappol ithu cheyyaan kazhiyukayulloo ennu rekhappeduthiyittundu.
pailat allengil oopparettar prathikaranam.
kuranja airspeedil avarude erangunna nirakk nireekshichukondu vii. aarr. ezz ozhivakkaan helikopttar pailattumaare saadhaaranayaayi padippikkunnu. vrsine neridumbol, pailattumaare avasthayil ninnu purathukadakkaanum koodaathe/allengil koottaaya pitch kuraykkaanum munnott chaakrikamaayi prayogikkaan padippikkunnu. munnotto allengil paarshwabhaagattho ulla parakkalilekku maarunnath eee avasthaye svayam laghookarikkukayum vaidyuthi aavasyam kuraykkunnathinu koottam kuraykkunnathu vortisukalude valuppam kuraykkukayum eee avasthayil ninnu mukthamakaan aavashyamaaya samayam kuraykkukayum cheiyunnu. ennirunnaalum, eee avastha palappozhum nilathinaduthaayathinaal, koottam thaazhthunnathu oru oopshanaayirikkilla; veendedukkal aarambhikkunnathin munbu vikasippicha erangunna nirakkin aanupaathikamaayi uyaram nashtappedum. chila sandarbhangalil, chuzhalikkaatt valayaavastha neridukayum thadassappetta vaayupravaham kaaranam pailattin chaakrika adikaaram saaramaayi nashtappedunnathuvare munnott pookaan anuvadikkukayum cheiyunnu. eee sandarbhangalil, rotter systethe athinte chuzhalikkaatt ring avasthayil ninnu mochippikkunnathinu oru autorotteshanil praveshikkuka ennathaanu pailattinte eaka maarggam.
tandom rotter helikopttarukal.
oru tandom rotter helikopttaril, forwade cyclic vrs moolamundaakunna irakkathinte nirakk thadayilla. vaayusanjaaram nedunnathinaayi deferential koottaaya pitch upayogikkunna atharamoru helikopttaril, chuzhalikkaatt valayathinte aswasthamaaya vaayuvil ninnu thirascheenamaayi slide cheiyunnathinu pedal inputtukalkkoppam laattaral cyclic inputtukalum nirmmikkanam.
radio kantrol multy rottarukal.
radio niyantritha multy rottarukal (dronukalil saadhaarana) vortex ring stettu ulppedeyulla saadhaarana rotarkraaft aerodynamicsinu vidheyamaan. framinte roopakalppana, valippam, shakti enniva samsthaanathekku praveshikkunnathinum athil ninnu karakayarunnathinumulla saadhyathaye badhikkunnu. uyarathil pidikkaan kazhiyaatha multy rottarukalum oopparettar pishakin vazhangaanulla saadhyatha kooduthalaanu, avide pailat kraaft valare vegathil drope cheiyunnu, ithu rotter habbukalil mukalilekku neengukayum athu vortex ring avasthayilekku nayikkukayum cheyyum. maruvashathu, aaa savisheshatha sajjeekarichirikkunavar avarude irakkathe yaanthrikamaayi niyanthrikkukayum saadhaaranayaayi (pakshe ellaayppozhum allah) apakadakaramaaya avasthayil ninnu rakshappedukayum cheiyunnu.

