Besikala isantya somoya sisebenzisa i-anemometers kangangeenkulungwane, kodwa inkqubela phambili yamva nje yenze ukuba kube nokwenzeka ukubonelela ngoqikelelo lwemozulu oluthembeke ngakumbi noluchanekileyo. I-Sonic anemometers ikala isantya somoya ngokukhawuleza nangokuchanekileyo xa ithelekiswa neenguqulelo zemveli.
Amaziko enzululwazi ye-atmospheric ahlala esebenzisa ezi zixhobo xa esenza imilinganiselo yesiqhelo okanye uphando oluneenkcukacha ukunceda ukwenza uqikelelo lwemozulu oluchanekileyo lweendawo ezahlukeneyo. Iimeko ezithile zokusingqongileyo zinokunciphisa imilinganiselo, kodwa uhlengahlengiso oluthile lunokwenziwa ukuze koyiswe ezi ngxaki.
I-Anemometers yavela ngenkulungwane ye-15 kwaye iqhubekile iphuculwa kwaye iphuhliswe kwiminyaka yakutshanje. Iianemometers zemveli, ezaqala ukuphuhliswa phakathi kwenkulungwane ye-19, zisebenzisa ilungiselelo lesetyhula yeekomityi zomoya eziqhagamshelwe kwi-data logger. Ngeminyaka yoo-1920, baba bathathu, bebonelela ngempendulo ekhawulezayo, engaguqukiyo enceda ukulinganisa ukuvuthuza komoya. I-Sonic anemometers ngoku linyathelo elilandelayo kuqikelelo lwemozulu, ibonelela ngokuchaneka okukhulu kunye nesisombululo.
I-Sonic anemometers, eyaphuhliswa ngeminyaka yee-1970s, isebenzisa amaza e-ultrasonic ukulinganisa ngoko nangoko isantya somoya kwaye iqinisekise ukuba amaza omsindo ahamba phakathi kweperi yezivamvo ziyakhawuleziswa okanye zithotywe isantya ngumoya.
Ngoku zithengiswa ngokubanzi kwaye zisetyenziswa kwiinjongo ezahlukeneyo kunye neendawo. Ubukhulu becala (isantya somoya kunye nesalathiso) i-sonic anemometers isetyenziswa kakhulu kwizikhululo zemozulu, ukuhambisa, iiinjini zomoya, iinqwelomoya, kunye naphakathi kolwandle, zidada kwiibhoyi zemozulu.
I-Sonic anemometers inokwenza imilinganiselo ngesisombululo sexesha eliphezulu kakhulu, ukusuka kwi-20 Hz ukuya kwi-100 Hz, ibenza ifanelekele imilinganiselo yesiphithiphithi. Izantya kunye nezisombululo kolu luhlu zivumela imilinganiselo echanekileyo. I-sonic anemometer sesinye sezona zixhobo zintsha zemozulu kwizikhululo zemozulu namhlanje, kwaye ibaluleke ngakumbi kunevane yomoya, elinganisa indlela oya kuyo umoya.
Ngokungafaniyo neenguqulelo zemveli, i-sonic anemometer ayifuni malungu ashukumayo ukuze asebenze. Balinganisa ixesha elithathwayo ukuze i-sound pulse ihambe phakathi kwabenzi boluvo ababini. Ixesha limiselwa ngumgama phakathi kwezi zivamvo, apho isantya sesandi sixhomekeke kubushushu, uxinzelelo kunye nezingcolisi zomoya ezifana nongcoliseko, ityuwa, uthuli okanye inkungu esemoyeni.
Ukufumana ulwazi lwesantya somoya phakathi kwabenzi boluvo, isivamvo ngasinye sisebenza ngokutshintshanayo njengesidluliseli kunye nomamkeli, ngoko ke iipulse zihanjiswa phakathi kwazo macala omabini.
Isantya seflaythi simiselwa ngokusekwe kwixesha lokubetha kwentliziyo kwicala ngalinye; ibamba isantya somoya esinamacala amathathu, icala kunye ne-engile ngokubeka iperi ezintathu zezivamvo kwii-axes ezintathu ezahlukeneyo.
Iziko leSayensi ye-Atmospheric inee-anemometers ze-sonic ezilishumi elinesithandathu, enye yazo iyakwazi ukusebenza kwi-100 Hz, ezimbini zazo ezikwazi ukusebenza kwi-50 Hz, kwaye ezinye, ezikwazi ukusebenza kwi-20 Hz, zikhawuleza ngokwaneleyo kwimisebenzi emininzi.
Izixhobo ezibini zixhotyiswe ngokufudumeza komkhenkce ukuze zisetyenziswe kwiimeko zomkhenkce. Uninzi lunamagalelo e-analog, ekuvumela ukuba wongeze izinzwa ezongezelelweyo ezinje ngeqondo lobushushu, ukufuma, uxinzelelo kunye neegesi zomkhondo.
I-Sonic anemometers isetyenziswe kwiiprojekthi ezifana ne-NABMLEX ukulinganisa isantya somoya kwiindawo eziphakamileyo ezahlukeneyo, kwaye i-Cityflux ithathe imilinganiselo eyahlukeneyo kwiindawo ezahlukeneyo zesixeko.
Iqela leprojekthi yeCityFlux, eliphonononga ukungcoliseka komoya ezidolophini, lathi: “Undoqo weCityFlux kukufunda zombini ezi ngxaki ngaxeshanye ngokulinganisa ukuba umoya onamandla ususa ngokukhawuleza kangakanani na uthungelwano lwezitrato zesixeko ‘imiwonyo’.
I-Sonic anemometers luphuhliso lwamva nje olukhulu kumlinganiselo wesantya somoya, ukuphucula ukuchaneka koqikelelo lwemozulu kunye nokukhuseleka kwiimeko ezimbi njengemvula enkulu enokubangela iingxaki ngezixhobo zemveli.
Idatha yesantya somoya echanekileyo isinceda siqonde iimeko zemozulu ezizayo kwaye silungiselele ubomi bemihla ngemihla kunye nomsebenzi.
Ixesha lokuposa: May-13-2024