Uhlolojikelele lwenzwa ebonakalayo
Njengesisetshenziswa esiyinhloko sokuqapha kwendawo yesimanjemanje, izinzwa ezibonakalayo zikala ukudluliswa komkhathi ngesikhathi sangempela ngezimiso ze-photoelectric futhi zinikeza idatha ebalulekile yesimo sezulu ezimbonini ezihlukahlukene. Izixazululo ezintathu eziyinhloko zobuchwepheshe ukudlulisa (indlela eyisisekelo), ukusabalalisa (ukuhlakazeka phambili / emuva) kanye nesithombe esibonakalayo. Phakathi kwazo, uhlobo lokusabalalisa phambili luthatha imakethe evamile ngokusebenza kwayo kwezindleko eziphezulu. Izinto ezisetshenziswayo ezijwayelekile ezifana nochungechunge lwe-Vaisala FD70 zingathola izinguquko zokubonakala phakathi kwebanga elingu-10m kuya ku-50km ngokunemba okungu-±10%. Ifakwe isixhumi esibonakalayo se-RS485/Modbus futhi ingakwazi ukuzivumelanisa nezimo ezinonya -40 ℃ kuya ku-+60 ℃.
Imingcele yezobuchwepheshe eyinhloko
Isistimu yokuzihlanza yewindi yokubona (njengokususwa kothuli lokudlidliza kwe-ultrasonic)
Ubuchwepheshe bokuhlaziya i-spectral yamashaneli amaningi (850nm/550nm dual wavelength)
I-algorithm yesinxephezelo esinamandla (izinga lokushisa kanye nomswakama ukulungiswa kweziphazamiso)
Imvamisa yesampula yedatha: 1Hz~0.1Hz iyalungiseka
Ukusetshenziswa kwamandla okujwayelekile: <2W (12VDC power supply)
Amacala ezicelo zemboni
1. Uhlelo lwezokuthutha oluhlakaniphile
Inethiwekhi yesixwayiso sangaphambi kwesikhathi sikathelawayeka
Inethiwekhi yokuqapha ukubonakala efakwe ku-Shanghai-Nanjing Expressway ikhipha izinzwa njalo nge-2km ngezigaba ezinenkungu ephezulu. Uma ukubonakala kungu-<200m, umkhawulo wejubane ebhodini lolwazi (120→80km/h) ucushwa ngokuzenzakalelayo, futhi uma ukubonakala kungu-<50m, umnyango wesiteshi esikhokhelwayo uyavalwa. Uhlelo lwehlisa isilinganiso sezinga lezingozi zonyaka zalesi sigaba ngama-37%.
2. Ukuqapha umzila wezindiza wasesikhumulweni sezindiza
Isikhumulo sezindiza i-Beijing Daxing International sisebenzisa izinzwa eziphindwe kathathu ezingafuneki ukwenza idatha ye-runway visual range (RVR) ngesikhathi sangempela. Ihlanganiswe nesistimu yokuhlalisa yensimbi ye-ILS, inqubo yokuhlalisa impumputhe Yesigaba III iqalwa lapho i-RVR<550m, iqinisekisa ukuthi izinga lokugcinwa kwesikhathi kwendiza likhuphuka ngo-25%.
Ukusetshenziswa okusha kokuqapha kwemvelo
1. Ukulandelela ukungcoliswa kwedolobha
I-Shenzhen Environmental Protection Bureau isungule isiteshi sokubuka esihlanganyelwe sokubona-PM2.5 ku-National Highway 107, yaguqulela i-aerosol extinction coefficient ngokubonakala, futhi yasungula imodeli yokunikela ngomthombo wokungcola ngokuhambisana nedatha yokugeleza kwethrafikhi, yathola ngempumelelo isikhutha sezimoto zikadizili njengomthombo oyinhloko wokungcola (umnikelo ongu-62%).
2. Isixwayiso sengozi yomlilo wehlathi
Inethiwekhi yenzwa eyinhlanganisela yokwakheka kwentuthu esetshenziswe endaweni yehlathi le-Greater Khingan Range ingathola ngokushesha umlilo phakathi nemizuzu engu-30 ngokuqapha ukwehla okungavamile kokubonakala (>30%/h) nokusebenzisana nokutholwa komthombo wokushisa kwe-infrared, futhi isivinini sokuphendula siphakeme ngokuphindwe izikhathi ezingu-4 kuneso lezindlela zendabuko.
Izimo ezikhethekile zezimboni
1. Ukushayela umkhumbi wechweba
Imitha yokubona nge-laser (imodeli: i-Biral SWS-200) esetshenziswa ku-Ningbo Zhoushan Port yenza kusebenze ngokuzenzakalelayo isistimu yokubeka umkhumbi ezenzakalelayo (APS) uma ukubonakala kungu-<1000m, futhi izuza iphutha le-berthing elingu-<0.5m esimweni sezulu esinenkungu ngokuhlanganisa i-radar ye-millimeter-wave nedatha yokubonakala.
2. Ukuqapha ukuphepha komhubhe
Emhubheni onguthelawayeka we-Qinling Zhongnanshan, inzwa enepharamitha ekabili ukuze ibonakale kanye nokugxilisa ingqondo kwe-CO kufakwa njalo nge-200m. Uma ukubonakala kungu-<50m kanye ne-CO>150ppm, uhlelo lokungena komoya olunamazinga amathathu lusebenza ngokuzenzakalelayo, lufinyeze isikhathi sokuphendula engozini sibe imizuzwana engu-90.
Umkhuba wokuziphendukela kwezobuchwepheshe
I-Multi-sensor Fusion: ukuhlanganisa amapharamitha amaningi njengokubonakala, i-PM2.5, nokugxiliswa kwekhabhoni emnyama
I-Edge computing: ukucubungula kwendawo ukuze kuzuzwe impendulo yesixwayiso yezinga le-millisecond
I-5G-MEC ye-architecture: isekela inethiwekhi ye-latency ephansi yama-node amakhulu
Imodeli yokufunda yomshini: ukusungula i-algorithm yokubikezela amathuba engozi yethrafikhi ukubonakala
Uhlelo olujwayelekile lokusebenzisa
Isakhiwo "sokulinda okushisayo kwemishini ekabili + amandla elanga" siyanconywa ezimweni zomgwaqo onguthelawayeka, nesigxobo sobude esingu-6m nokutsheka okungu-30° ukuze kugwenywe izibani eziqondile. I-algorithm yokuhlanganisa idatha kufanele ifake imojula yokuqaphela imvula nenkungu (ngokusekelwe ebudlelwaneni phakathi kwezinga lokushintsha kokubonakala nomswakamo) ukuze kugwenywe ama-alamu angamanga esimweni sezulu semvula enkulu.
Ngokuthuthukiswa kokushayela okuzimele kanye namadolobha ahlakaniphile, izinzwa ezibonakalayo ziyashintsha kusukela emishinini yokuthola okukodwa kuya kumayunithi okuqonda ayisisekelo wezinhlelo ezihlakaniphile zokuthatha izinqumo zethrafikhi. Ubuchwepheshe bakamuva obufana ne-Photon Counting LiDAR (PCLidar) banweba umkhawulo wokutholwa ube ngaphansi kuka-5m, okuhlinzeka ngosekelo lwedatha olunembe kakhudlwana lokulawulwa kwethrafikhi ezimweni zesimo sezulu esibi kakhulu.
Isikhathi sokuthumela: Feb-12-2025