Isibhakabhaka sase-Aggieland sizoshintsha kule mpelasonto lapho kufakwa isistimu entsha ye-radar yesimo sezulu ophahleni lwe-Eller Oceanography kanye ne-Meteorology Building yase-Texas A&M University.
Ukufakwa kwe-radar entsha kuwumphumela wobambiswano phakathi kwe-Climavision noMnyango Wesayensi Yomkhathi Wase-Texas A&M ukuze ucabange kabusha ukuthi abafundi, ubuhlakani kanye nomphakathi bafunda futhi baphendule kanjani ezimweni zezulu.
I-radar entsha ithatha indawo ye-Agi Doppler Radar (ADRAD) egugile eye yabusa i-Agilan kusukela kwakhiwa i-Operations and Maintenance Building ngo-1973. Ukwenziwa kwesimanjemanje okukhulu kwe-ADRAD kwenzeka ngo-1997.
Ukuvumela isimo sezulu, ukususwa kwe-ADRAD nokufakwa kwe-radar entsha kuzokwenzeka kusetshenziswa indiza enophephela emhlane ngoMgqibelo.
“Izinhlelo zesimanje ze-radar ziye zathuthukiswa kaningi ngokuhamba kwesikhathi, okuhlanganisa nobuchwepheshe obudala nobusha,” kusho uDkt. Eric Nelson, umsizi kaprofesa wesayensi yomoya. "Nakuba izingxenye ezifana nesamukeli se-radiation kanye ne-transmitter zitholwe ngempumelelo, into ebesikhathazeke ngayo kakhulu kwakuwukuzungezisa kwazo ophahleni lwesakhiwo esisebenzayo. Ukusebenza kwe-radar okunokwethenjelwa kuye kwabiza kakhulu futhi kungaqinisekiswa ngenxa yokuguga. Nakuba ngezinye izikhathi kusebenza, ukuqinisekisa ukusebenza okungaguquguquki kwaba inkinga ebalulekile, futhi lapho kuvela ithuba le-Climavision, kwaba nomqondo ongokoqobo."
Isistimu entsha ye-radar iyirada ye-X-band ehlinzeka ngokutholwa kwedatha yokulungiswa okuphezulu kunamakhono we-SDRAD S-band. Ifaka i-antenna engamamitha angu-8 ngaphakathi kwe-radome engamamitha angu-12, ukusuka okuphawulekayo kuma-radar amadala ayengenayo indlu yokuzivikela ukuze awavikele ezimweni zemvelo ezifana nesimo sezulu, udoti nokulimala ngokomzimba.
I-radar entsha yengeza amandla amabili e-polarization kanye nokusebenza okuqhubekayo, ukuthuthuka okubaluleke kakhulu kunokwandulelayo. Ngokungafani nokuhlukaniswa okukodwa okuvundlile kwe-ADRAD, i-dual polarization ivumela amaza e-radar ukuthi ahambe kuzo zombili izindiza ezivundlile nezime mpo. UDkt. Courtney Schumacher, uprofesa wesayensi yomoya e-Texas A&M University, uchaza lo mqondo ngesifaniso sezinyoka namahlengethwa.
"Cabanga ngenyoka phansi, ekhombisa ukuhlukaniswa okuvundlile kwe-radar endala," kusho uSchumacher. "Uma kuqhathaniswa, i-radar entsha iziphatha njengehlengethwa, ikwazi ukunyakaza endizeni eqondile, ivumela ukubuka kukho kokubili ubukhulu obuvundlile nobume mpo. Leli khono lisivumela ukuthi sithole ama-hydrometeor ngezinhlangothi ezine futhi sihlukanise phakathi kweqhwa, iqhwa neqhwa. nesichotho, futhi sihlole izici ezifana nenani kanye nokuphakama."
Ukusebenza kwayo okuqhubekayo kusho ukuthi i-radar inganikeza umbono ophelele, wokucaca okuphezulu ngaphandle kwesidingo sokuthi othisha nabafundi babambe iqhaza, inqobo nje uma izinhlelo zesimo sezulu zingaphakathi kwebanga.
"Indawo ye-radar ye-Texas A&M iyenza i-radar ebalulekile yokubuka ezinye zezimo zezulu ezithakazelisa kakhulu futhi ngezinye izikhathi eziyingozi," kusho uDkt. Don Conley, uprofesa wesayensi ye-atmospheric e-Texas A&M. "I-radar entsha izohlinzeka ngedathasethi entsha yocwaningo locwaningo lwesimo sezulu esinzima nesiyingozi, kanti futhi ihlinzeka ngamathuba engeziwe kubafundi abenza izifundo zokuqala zocwaningo kusetshenziswa amasethi edatha abalulekile wendawo."
Umthelela we-radar omusha udlulela ngalé kwezemfundo, uthuthukisa kakhulu ukubikezela isimo sezulu kanye nezinsizakalo zokuxwayisa emiphakathini yasendaweni ngokwandisa ukusabalala nokwandisa ukunemba. Amakhono athuthukisiwe abalulekile ekukhipheni izexwayiso zesimo sezulu ezifika ngesikhathi nezinembile, ukusindisa izimpilo kanye nokunciphisa umonakalo wempahla ngesikhathi sezehlakalo zesimo sezulu esibi. Isiteshi saseBryan College, ngaphambili esasisendaweni “yegebe le-radar”, sizothola ukufakwa okugcwele ezindaweni eziphakeme eziphansi, okwandisa ukulungela nokuphepha komphakathi.
Imininingwane ye-radar izotholakala kozakwethu benhlangano ye-Climavision, njenge-National Severe Storms Laboratory, kanye namanye amakhasimende e-Climavision, okuhlanganisa nabezindaba. Kungenxa yomthelela okabili ekuphumeleleni kwezemfundo nokuphepha komphakathi okwenza i-Climavision ikushisekela kakhulu ukusebenzisana ne-Texas A&M ukuthuthukisa i-radar entsha.
“Kuyajabulisa ukusebenzisana ne-Texas A&M ukufaka irada yethu yesimo sezulu ukuze sivale izikhala kulo mkhakha,” kusho uChris Good, oyi-CEO ye-Louisville, e-Kentucky-based Climavision. "Le phrojekthi ayigcini nje ngokunweba ukufakwa okubanzi kwezinga eliphansi. amanyuvesi namakolishi amakhampasi, kodwa futhi ihlinzeka abafundi ngolwazi olunolwazi lokufunda idatha esezingeni eliphezulu ezoba nomthelela wangempela emiphakathini yendawo."
Irada entsha ye-Climavision kanye nokusebenzisana noMnyango Wesayensi Yomkhathi kuphawula ingqopha-mlando emlandweni we-Texas A&M ocebile wobuchwepheshe be-radar, ehlehlela emuva kuma-1960s futhi ibilokhu ihamba phambili ekusunguleni izinto ezintsha.
"I-Texas A & M sekuyisikhathi eside idlala indima yokuphayona ocwaningweni lwe-radar yesimo sezulu," kusho uConley. “USolwazi u-Aggie waba nesandla ekuhlonzeni amaza namaza obude obufanele bokusetshenziswa kwe-radar, wabeka isisekelo senqubekelaphambili ezweni lonke kusukela ngeminyaka yawo-1960. Ukubaluleka kwe-radar kwabonakala ngokwakhiwa kwebhilidi le-Bureau of Meteorology ngo-1973. Lesi sakhiwo siklanyelwe ukuhlala futhi sisebenzise lobu buchwepheshe obubalulekile.”
Lobu buchwepheshe budale izinkumbulo ezinhle ze-Texas A&M University ubuhlakani, abasebenzi nabafundi kuwo wonke umlando we-radar njengoba ithatha umhlalaphansi.
Abafundi base-Texas A&M University basebenzise i-ADRAD ngesikhathi seSiphepho i-Ike ngo-2008 futhi badlulisela ulwazi olubalulekile ku-National Weather Service (NWS). Ngaphezu kokuqapha idatha, abafundi banikeze ukuphepha kwemishini kuma-radar njengoba iziphepho zisondela ogwini futhi baphinde baqaphe amasethi edatha abalulekile angase adingwe Isevisi Yesimo Sezulu Kazwelonke.
Ngomhla zingama-21 kuNdasa, 2022, i-ADRAD yanikeza usizo oluphuthumayo ku-NWS lapho ama-supercell e-KGRK Williamson County eqapha irada esondela e-Brazos Valley ekhutshazwa okwesikhashana isiphepho. Isexwayiso sokuqala senkanyamba esakhishwa ngalobo busuku sokulandelela iseli elikhulu eduze komugqa osenyakatho weBurleson County sasisekelwe ekuhlaziyeni kwe-ADRAD. Ngosuku olulandelayo, kwaqinisekiswa iziphepho eziyisikhombisa endaweni yesixwayiso yase-NWS Houston/Galveston County, futhi i-ADRAD yadlala indima ebalulekile ekubikezeleni nasekuxwayiseni phakathi nomcimbi.
Ngokubambisana kwayo ne-Climavision, i-Texas A&M Atmopher Sciences ihlose ukwandisa ngokuphawulekayo amandla ohlelo lwayo olusha lwe-radar.
"I-radar ye-AjiDoppler isebenzele i-Texas A&M kanye nomphakathi kahle amashumi eminyaka," kusho uDkt. R. Saravanan, uprofesa kanye nomqondisi woMnyango wezeSayensi ye-Atmospheric e-Texas A&M. “Njengoba isondela ekupheleni kwempilo yayo ewusizo, siyajabula ukwenza ubambiswano olusha ne-Climavision ukuze siqinisekise ukushintshwa okufika ngesikhathi. Abafundi bethu bazokwazi ukufinyelela kudatha yakamuva ye-radar yemfundo yabo yesimo sezulu.
Umcimbi wokusika iribhoni nowokunikezela uhlelelwe ukuqala kwesemester yokwindla ka-2024, lapho i-radar isisebenza ngokugcwele.
Isikhathi sokuthumela: Oct-08-2024