Isivamvo soluvo sokubonakala
Njengezona zixhobo ziphambili zokubeka iliso kwimo engqongileyo yale mihla, iisensi zokubonakala zilinganisa ukuhanjiswa kwe-atmospheric ngexesha lokwenyani ngemigaqo ye-photoelectric kunye nokubonelela ngedatha ephambili yemozulu kumashishini ahlukeneyo. Izisombululo ezithathu eziphambili zobugcisa zigqithiso (indlela yesiseko), ukusabalalisa (ukusasaza phambili / ngasemva) kunye nemifanekiso ebonakalayo. Phakathi kwabo, uhlobo lokusasaza phambili luthatha imarike eqhelekileyo kunye nokusebenza kwayo kweendleko eziphezulu. Izixhobo eziqhelekileyo ezifana ne-Vaisala FD70 series ziyakwazi ukubona utshintsho lokubonakala phakathi koluhlu lwe-10m ukuya kwi-50km ngokuchaneka kwe-± 10%. Ixhotyiswe nge-RS485/Modbus interface kwaye iyakwazi ukuziqhelanisa nemekobume erhabaxa -40℃ ukuya +60℃.
Iiparamitha ezingundoqo zobugcisa
Inkqubo yokuzicoca yefestile yamehlo (efana nokususwa kothuli lwe-ultrasonic vibration)
Itekhnoloji yohlalutyo lweetshaneli ezininzi (850nm/550nm ubude obumbini)
I-algorithm yembuyekezo eguqukayo (ubushushu kunye nokufuma ulungiso lophazamiseko olunqamlezayo)
Ubuninzi besampulu yedatha: 1Hz ~ 0.1Hz ehlengahlengiswayo
Ukusetyenziswa kwamandla okuqhelekileyo: <2W (12VDC unikezelo lwamandla)
Amatyala ezicelo zeshishini
1. Inkqubo yothutho ekrelekrele
Uthungelwano lwesilumkiso sikahola wendlela
Uthungelwano lokujonga ukubonakala olubekwe kwi-Shanghai-Nanjing Expressway ihambisa ii-sensor nodes rhoqo nge-2km kumacandelo aneziganeko eziphezulu zenkungu. Xa ukubonakala kungu-<200m, umlinganiselo wesantya kwibhodi yolwazi (120→80km/h) uqaliswa ngokuzenzekelayo, kwaye xa ukubonakala kuku <50m, isango lokungena kwisikhululo sokurhafisa liyavalwa. Inkqubo yehlisa umndilili wezinga leengozi zonyaka kweli candelo ngama-37%.
2. Ukujongwa komgaqo weenqwelomoya wesikhululo seenqwelomoya
Isikhululo seenqwelomoya iBeijing Daxing International sisebenzisa uluhlu lwezoluvo oluphindwe kathathu ukuvelisa idatha yoluhlu lwendlela yokubaleka (RVR) ngexesha lokwenyani. Idityaniswe nenkqubo yokuhlalisa isixhobo se-ILS, iCandelo le-III inkqubo yokuhlalisa eyimfama iqalwa xa i-RVR<550m, iqinisekisa ukuba izinga lokufika ngexesha lendiza linyuswe ngama-25%.
Ukusetyenziswa okutsha kokubeka iliso kokusingqongileyo
1. Ukulandela umkhondo wongcoliseko lwedolophu
I-Bureau yoKhuseleko lokusiNgqongileyo yase-Shenzhen yaseka isikhululo sokujonga esidityanisiweyo-PM2.5 kwi-National Highway 107, yajikisa i-aerosol extinction coefficient ngokubonakala, yaza yaseka imodeli yegalelo lomthombo wongcoliseko ngokudityaniswa nedatha yokuhamba kwezithuthi, ifumana ngempumelelo umbhobho wezithuthi zedizili njengowona mthombo wongcoliseko (igalelo lama-62%).
2. Isilumkiso somlilo wehlathi
Inethiwekhi ye-sensor ye-smoke-smoke composite esetyenziswe kwindawo yamahlathi e-Greater Khingan Range inokukhawuleza ifumane umlilo ngaphakathi kwemizuzu ye-30 ngokubeka iliso ekunciphiseni okungaqhelekanga kokubonakala (> 30% / h) kunye nokusebenzisana nokufumanisa umthombo wokushisa kwe-infrared, kwaye isantya sokuphendula siphezulu ngamaxesha angama-4 ngaphezu kweendlela zendabuko.
Iimeko ezikhethekileyo zoshishino
1. Ukulingwa kwenqanawa kwizibuko
Imitha ye-laser ebonakalayo (imodeli: i-Biral SWS-200) esetyenziswe kwi-Ningbo Zhoushan Port yenza ngokuzenzekelayo i-automatic berthing system (APS) xa ukubonakala ku- <1000m, kwaye iphumelele impazamo ye-berthing <0.5m kwimozulu yenkungu ngokudibanisa i-radar ye-millimeter-wave kunye nedatha yokubonakala.
2. Ukubekwa esweni kokhuseleko lwetonela
Kwi-tunnel ye-Qinling Zhongnanshan highway, i-sensor ye-parameter ye-double-parameter yokubonakala kunye ne-CO concentration ifakwe rhoqo kwi-200m. Xa ukubonakala <50m kunye ne-CO> 150ppm, isicwangciso se-ventilation level ezintathu sisebenza ngokuzenzekelayo, sinciphisa ixesha lokuphendula ngengozi ukuya kwimizuzwana ye-90.
Itekhnoloji yendalo yendalo
I-Multi-sensor fusion: ukudibanisa iiparameters ezininzi ezifana nokubonakala, i-PM2.5, kunye noxinzelelo lwekhabhoni emnyama
I-Edge computing: ukusetyenzwa kwendawo ukuphumeza impendulo yesilumkiso senqanaba le-millisecond
Uyilo lwe-5G-MEC: ukuxhasa inethiwekhi ye-latency ephantsi yeenodi ezinkulu
Imodeli yokufunda ngomatshini: ukuseka ukubonwa kwengozi yetrafikhi yoqikelelo lwealgorithm
Isicwangciso esiqhelekileyo sokusasaza
Uyilo lwe "double-machine hot standby + solar power supply" luyacetyiswa kwiimeko zohola wendlela, ezinobude bepali obuyi-6m kunye ne-30 ° tilt ukuphepha izibane ezithe ngqo. I-algorithm yokudibanisa idatha kufuneka ibandakanye imodyuli yokuqaphela imvula kunye nenkungu (esekelwe kukulungelelaniswa phakathi kwesantya sokutshintsha ukubonakala kunye nokufuma) ukuphepha i-alamu yobuxoki kwimozulu yemvula enkulu.
Ngophuhliso lokuqhuba ngokuzimeleyo kunye nezixeko ezikrelekrele, izinzwa zokubonakala zivela kwizixhobo zokubona enye ukuya kwiiyunithi ezingundoqo zokujonga iinkqubo ezikrelekrele zokwenza izigqibo zendlela. Ubuchwephesha bamva nje obufana ne-Photon Counting LiDAR (PCLidar) yandisa umda wokufumanisa ukuya ngaphantsi kwe-5m, ukubonelela ngenkxaso yedatha echanekileyo yolawulo lwezithuthi kwiimeko zemozulu ezibi.
Ixesha lokuposa: Feb-12-2025