Isingeniso se-Altitude: Uhlolojikelele
I-Altitude, ngezincazelo ezilula, ibhekisela ebangeni eliqondile phakathi kwephoyinti emoyeni nendawo eyireferensi ephansi. Emhlabeni wezokundiza, lo mqondo ubaluleke kakhulu. Abashayeli bezindiza, izilawuli zethrafikhi yezindiza, nonjiniyela bezindiza ngokufanayo kumelwe babe nokuqonda okujulile kokuphakama kokuphakama nobunkimbinkimbi bakho obuningi.
Kunezindlela ezihlukene zokulinganisa nokuhumusha ukuphakama, ngayinye isebenzela injongo ehlukile kwezokundiza. Ukuqonda lezi zinhlobo ezihlukahlukene kubalulekile, hhayi kuphela kulabo abashayela indiza, kodwa nakulabo abaklama futhi banakekele le mishini endizayo. Kubalulekile futhi kubalawuli bethrafikhi basemoyeni abaphethe indawo yezindiza ukuze baqinisekise ukusebenza kwendiza okuphephile nokusebenza kahle.
Eso elingaqeqeshiwe, kungase kubonakale kuwumqondo oqondile. Kodwa empeleni, kuwumbono oyinkimbinkimbi onezingqimba ezihlukahlukene. Ukuze uyiqonde kangcono kanye nendima yayo kwezokundiza, kubalulekile ukuhlolisisa imininingwane. Lesi sihloko sihlose ukunikeza ukubheka okujulile ezinhlotsheni ezinhlanu zokuphakama kwezindiza ezisetshenziswa endizeni.
Ukubaluleka kwe-Altitude ku-Aviation
Ukuphakama kwendiza kudlala indima ebalulekile ekusebenzeni kwendiza. Kuthinta yonke into kusukela ekusebenzeni kwendiza kuya ekuphepheni kwayo. Ukusebenza kwendiza, okuhlanganisa isivinini, ukusebenza kahle kukaphethiloli, nokusebenza kwenjini, konke kushintsha nakho. Ukuphakama okuphezulu kungaholela emoyeni omncane, okungaba nomthelela ekusebenzeni kwenjini nokusetshenziswa kukaphethiloli.
Ngaphezu kwalokho, ibalulekile ekulawuleni ukuhamba kwezindiza. Ukuze kugcinwe ibanga eliphephile phakathi kwendiza, abalawuli bezindiza bayayisebenzisa ukuze bahlukanise izindiza. Yingakho izindiza zivame ukunikezwa amazinga athile endiza ukuze kuqinisekiswe ukuthi azingqubuzani zodwa.
Ngaphezu kwalokho, ibalulekile nasekuhambeni. Abashayeli bezindiza basebenzisa ukufunda kwayo ukuze bathole indawo yabo futhi balandele izindlela zendiza ezimisiwe. Ukuqonda izinhlobo ezahlukene nokuthi zisetshenziswa kanjani, ngakho-ke, kubalulekile kunoma ngubani obambe iqhaza kwezokundiza.
Ukuqonda Izinhlobo Ezinhlanu
Kunezinhlobo ezinhlanu zezindiza: ngokuphelele, iqiniso, elibonisiwe, ingcindezi, kanye nokuphakama komthamo. Ngayinye yalezi inenhloso ethile futhi isetshenziswa ngaphansi kwezimo ezihlukene.
Uhlobo oluphelele lubhekisela ekuphakameni kwangempela kwendiza ngaphezu komhlaba. Uhlobo lwangempela ukuphakama ngaphezu kwezinga lolwandle. Ukuphakama okubonisiwe yilokho okuboniswa ku-altimeter yendiza. Uhlobo lokucindezela lusetshenziselwa ukubala ukusebenza kwendiza, futhi uhlobo lokuminyana lusetshenziselwa ukunquma ukuthi indiza izosebenza kanjani ezimweni zezulu ezihlukile.
Uhlobo ngalunye lunikeza ulwazi oluthile oludingwa abashayeli bezindiza, nezilawuli zethrafikhi yendiza ukuze kuqinisekiswe ukusebenza kwendiza okuphephile nokusebenza kahle. Izigaba ezilandelayo zizojula kuhlobo ngalunye lwalezi zinhlobo.
I-Absolute Altitude
Uhlobo oluphelele lubhekisela ebangeni eliqondile lendiza ngaphezu kwezinga eliphansi. Lesi silinganiso sisebenza ikakhulukazi uma indiza indiza emazingeni aphansi, isibonelo, phakathi nokusuka, ukuma, noma lapho indiza endaweni enezintaba.
Ukuyikala, izindiza zisebenzisa ithuluzi elibizwa ngokuthi a i-radar altimeter. Lolu cingo luthumela igagasi lomsakazo phansi bese lukala isikhathi esisithathayo ukuze igagasi libuyele emuva. Ngokubala lesi sikhathi, i-altimeter ye-radar ingakwazi ukunquma ibanga eliqondile phakathi kwendiza nomhlabathi.
Ukuqonda uhlobo oluphelele kubalulekile kubashayeli bezindiza, ikakhulukazi lapho zindiza endaweni engabonakali kahle. Ibasiza ukuthi bagweme izithiyo futhi iqinisekise ukufikela okuphephile ngokunikeza ubude obuqondile ngaphezu komhlaba.
Uhlobo Lweqiniso
Lolu hlobo yibanga eliqondile lendiza engaphezu kwezinga lolwandle (AMSL). Ngokungafani nohlobo oluphelele, olushintshayo ngesimo sezwe, uhlobo lwangempela luhlala lungaguquki futhi aluthintwa ukuma kwezwe ngaphansi kwendiza.
Ukuphakama kwangempela kubaluleke kakhulu ngezinjongo zokuzulazula. Isetshenziswa kumashadi namamephu ezindiza, abonisa izindlela zendiza nendawo yomoya ngokuya nge-AMSL. Ngaphandle kokwazi, abashayeli bezindiza ngeke bakwazi ukunquma ngokunembile indawo yabo noma ukulandela indlela yendiza abayihlosile.
Ukuphakama kweqiniso kuvame ukunqunywa kusetshenziswa i-altimeter, ithuluzi le-barometric elikala ukuphakama okusekelwe kumfutho womoya. Kodwa-ke, ngenxa yokuthi umfutho womkhathi uyashintsha nezimo zezulu, ama-altimeter adinga ukulinganiswa njalo ukuze kuqinisekiswe ukufundwa okunembile.
I-Altitude ekhonjisiwe
Lolu hlobo lubhekisela ekufundweni kokuphakama kwendiza okuboniswa ku-altimeter yendiza. Leli nani lisuselwa kumfutho womkhathi endaweni yamanje yendiza. Njengoba indiza ikhuphuka noma yehla, ukucindezela komkhathi kuyashintsha, okwenza i-altimeter ibonise inkomba ehlukile.
Nokho, akufani ngaso sonke isikhathi nokuphakama kweqiniso. Lokhu kungenxa yokuthi i-altimeter ilinganiswa nezimo ezijwayelekile zomkhathi, ezithatha izinga lokushisa elithile nokucindezela ezingeni lolwandle. Uma izimo zangempela zichezuka kulezi zimo ezijwayelekile, uhlobo olubonisiwe luzohluka ohlotsheni lwangempela.
Naphezu kwalokhu, ukuphakama okubonisiwe kusewusizo kwezokundiza. Isetshenziswa ngokuyinhloko izilawuli zethrafikhi yendiza ukuhlukanisa izindiza ziqonde. Ngokuqinisekisa ukuthi zonke izindiza zisebenzisa ama-altimeters alinganiselwe ngezimo ezifanayo ezivamile, abalawuli bezindiza bangakwazi ukugcina ibanga eliphephile phakathi kwazo.
Uhlobo Lwengcindezi
Lolu hlobo ukuphakama ngaphezu kuka-a indiza yedatha ejwayelekile (SDP), izinga lethiyori lapho ukucindezela komkhathi kungu-29.92 amayintshi we-mercury (Hg). Lolu hlobo lusetshenziswa ekubalweni kokusebenza kwendiza nasekuhleleni indiza esendaweni ephakeme.
Ukuze banqume, abashayeli bezindiza bamisa i-altimeter yabo ibe amayintshi angu-29.92 e-mercury, kungakhathaliseki ukuthi ingcindezi yomkhathi yangempela iyini. I-altimeter ibe ikhombisa ukuphakama, okubonisa izinga lendiza ngokuhlobene ne-SDP.
Nakuba uhlobo lokucindezela lunganikezi isilinganiso sangempela sobude bendiza ngaphezu komhlaba noma izinga lolwandle, kubalulekile ukuze uqonde ukuthi indiza izosebenza kanjani ngaphansi kwezimo ezihlukene zomkhathi. Kubaluleke kakhulu ekundizeni kwendawo ephakeme, lapho umfutho womkhathi uchezuka kakhulu ezimeni ezijwayelekile.
Uhlobo Lokuminyana
Lolu hlobo luyithiyori lumele ukusebenza kwendiza ezimeni zesimo sezulu ezihlukene. Kunqunywa ngokulungisa ukuphakama kokucindezela kokuhlukahluka okungajwayelekile kwezinga lokushisa.
Ezindizeni, ukusebenza kwendiza kuthinteka kakhulu ukuminyana komoya, okushintsha ngokuphakama, izinga lokushisa, nomswakama. Njengoba ukuminyana komoya kuncipha, ukuphakama kwendiza nokusebenza kwenjini nakho kuncipha, okwenza kube nzima ukusuka nokukhuphuka.
Ngokubala uhlobo lokuminyana, abashayeli bezindiza bangalindela ukuthi indiza yabo izosebenza kanjani ngaphansi kwezimo zamanje zomkhathi. Lokhu kubaluleke kakhulu phakathi nezinyanga ezishisayo zasehlobo noma ezikhumulweni zezindiza eziphakeme, lapho ukuminyana komoya kungaba ngaphansi kakhulu kunezimo ezijwayelekile.
Indlela Abashayeli Bezindiza Abasebenzisa Ngayo Izinhlobo Ezihlukene
Abashayeli bezindiza basebenzisa izinhlobo ezahlukene ngezinjongo ezehlukene phakathi nohambo lwendiza. Ngesikhathi sokusuka nokufika, zithembele ohlotsheni oluphelele ukuze zazi ubude bazo obuqondile ngaphezu komhlaba. Ukuze uzulazule futhi ulandele imiyalelo yokulawulwa kwethrafikhi yasemoyeni, basebenzisa izinhlobo eziyiqiniso nezibonisiwe. Futhi ukuhlela indiza kanye nokulindela ukusebenza kwendiza yabo, basebenzisa umfutho nohlobo lokuminyana.
Ukuqonda izinhlobo ezahlukene kanye nendlela yokuzisebenzisa kuyingxenye ebalulekile yokuqeqeshwa komshayeli wendiza. Ibasiza ukuthi baqinisekise ukuphepha nokusebenza kahle kwezindiza zabo, futhi ibavumela ukuthi bavumelane nezimo ezishintshayo zomkhathi.
Iqhaza Lalo Ekuphepheni Kwezindiza
Ukuphakama kudlala indima ebalulekile ekuphepheni kwezindiza. Ngokuqonda nangokusebenzisa ngendlela efanele izinhlobo ezihlukahlukene, abashayeli bezindiza bangagwema izithiyo, balandele izindlela zendiza abazihlosile, futhi bagcine ibanga eliphephile ukusuka kwezinye izindiza.
Abalawuli bezindiza futhi bathembele kakhulu kuzo ukuphatha indawo yomoya. Ngokunikeza amazinga endiza ahlukene ezindizeni ezihlukene, zinganqanda ukungqubuzana maphakathi komoya futhi ziqinisekise ukuhamba kahle kwethrafikhi yendiza.
Ngaphezu kwalokho, ukuyiqonda kubalulekile ekwakhiweni nasekulungisweni kwendiza. Onjiniyela badinga ukucabangela imiphumela kumasistimu ezindiza ahlukene, njengezinjini, isistimu yokucindezelwa, kanye nezindawo ze-aerodynamic. Lokhu kuqinisekisa ukuthi indiza ingasebenza ngokuphepha nangempumelelo ezindaweni eziphakeme ezahlukene.
Isiphetho
Ukuphakama kuwumqondo oyinkimbinkimbi endizeni enezendlalelo ezihlukene. Kuthinta yonke into yokusebenza kwendiza, kusukela ekusebenzeni kwendiza nokuzulazula kuya ekulawuleni ithrafikhi yasemoyeni nokuphepha. Ngokuqonda izinhlobo ezihlukene - okuphelele, okuyiqiniso, okubonisiwe, ingcindezi, nokuphakama kokuminyana - abashayeli bezindiza, izilawuli zethrafikhi yendiza, nonjiniyela bangaqinisekisa ukusebenza kwendiza okuphephile nokusebenza kahle.
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