Tashar radar ta King City
| Tashar radar ta King City | |
|---|---|
| Wuri | |
| Ƴantacciyar ƙasa | Kanada |
Province of Canada (en)  | Ontario (mul) |
| Coordinates | 43°57′50″N 79°34′25″W / 43.9639°N 79.5736°W |
 | |
| Altitude (en) | 360 m, above sea level |
|
| |
Tashar radar yanayi ta King City (mai gano wurin ICAO CASKR ( CWKR kafin 2021)) radar yanayi ce a cikin King City, Ontario, Kanada . Mahalli Kanada ne ke sarrafa shi kuma wani yanki ne na cibiyar sadarwar radar yanayin Kanada, wanda ita ce tashar bincike ta farko.
An jera rukunin hekta 16.45 [1] a tsayin 360 m, kuma hasumiya ita ce 27 m tsayi. [2]
An dora shi akan hasumiya 5 ne cm radar yanayi, da tsarin radar dual-polarization C-band, wanda aka sanya a wurin a cikin 2004, [1] wanda aka maye gurbinsa yayin shirin sabunta tsarin radar yanayin Kanada na 2021 ta hanyar S band (10 cm), radar dual-polarization. [3]
Bincike
[gyara sashe | gyara masomin]Tashar tana yin ayyuka da yawa na bincike, kuma tana tattara bayanai don cika waɗannan buƙatun lura. Yana da "alhakin samar da jagoranci na kasa akan aikace-aikacen bincike na radar meteorology". [1]
A cikin 1984, Daraktan Bincike na Sabis ɗin Muhalli na yanayi ya kafa radar yanayin Kanada na farko tare da ikon Doppler a cikin King City. [4] A cikin 2004, an shigar da radar dual-polarization don ƙarin bincike. [5] Ana amfani da waɗannan tsarin don dalilai na tsinkaya, kuma ana amfani da bayanan da aka tattara don hasashen yanayi don Babban Yankin Toronto da Doki na Zinariya .
Bugu da ari, a ƙarƙashin kulawar Cloud Physics da Sashin Binciken Yanayi mai Tsanani na Muhalli Kanada, Gidan Bincike na Radar Weather na King Doppler yana tattara bayanai don bincike.
Radar na iya zama da amfani don lura da yanayin ƙauran tsuntsaye, musamman idan aka ɗauki bayanai gaba ɗaya tare da na sauran tashoshin radar. Binciken aiki na yanzu a cikin radar dual-polarization ya haɗa da hazo na hunturu, ganowa da kuma tsinkayar gajeren lokaci na abubuwan da suka faru na yanayi mai tasiri, [1] ƙididdige yawan hazo, [1] ingancin tauraron dan adam, [1] da kuma gano nau'in kwayoyin halitta.
Kayan aiki
[gyara sashe | gyara masomin]Radar WSR82D da aka shigar a cikin 1982 yana da fiberglass laminate radome, da kuma mai nuna alamar parabolic tare da diamita na 6.1m da polarisation na kwance a kwance. [6] Ribansa shine 48 dB. [6] Radar ta fitar da katako na 260 kW tare da mitar 5625 MHz da tsayin 5.33 cm yana da nisa na katako na digiri 0.65. [6] A cikin aiki na al'ada, yana da tsawon lokacin bugun jini na 2 μs, mitar bugun bugun bugun jini na bugun jini 250 a cikin dakika daya, kuma ya yi jujjuyawar sikanin 6.0 a minti daya. [6] A cikin aikin Doppler, yana da tsawon lokacin bugun jini na 0.5 μs, mitar maimaita bugun bugun jini na 892 da 1190 bugun jini a sakan daya, da ƙimar sikanin juzu'i na 0.75 a cikin minti daya. [6] A cikin aiki na Doppler na dogon lokaci, an yi amfani da mitar maimaita bugun bugun jini na 650 bugun jini a sakan daya da ƙimar sikanin juzu'i na 2 a minti daya. [6] An maye gurbinsa a cikin 2004 da irin wannan radar amma tare da damar polarization biyu . [1]
Yayin shirin sabunta hanyar sadarwar radar yanayi ta Kanada, ana sake maye gurbinsa a wuri ɗaya a cikin bazara na 2021 ta ƙungiyar S da radar-polarization tare da ƙididdigar ranar gini daga Maris zuwa Yuni. [7] Wannan sabon radar yana amfani da klystron, maimakon magnetron, kuma yana da: [8]
- Yawan: 2.7 - 2.9 GHz
- Mitar maimaita bugun jini (PRF): 250 - 2000 Hz
- Tsawon bugun jini (τ): 0.4 μs ... 4.5 μs
- Mafi girman iko: 750 kW
- Doppler kewayon: 240 km
- Matsakaicin Matsala ta al'ada: 300 km
- iyakar iyaka: 600 km
- Ƙaddamar da sauri : ± 146 m/s
- Diamita na Eriya: 8.5 m
- Nisa : <1°
- Juyawa: 6 min -1
Manazarta
[gyara sashe | gyara masomin]- ↑ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 Environment Canada 2008.
- ↑ Environment Canada 2002.
- ↑ "ECCC's Canadian Weather Radar Replacement Project Overview".
- ↑ Crozier et al. 1991.
- ↑ Sills 2004.
- ↑ 6.0 6.1 6.2 6.3 6.4 6.5 Raghavan 2003.
- ↑ "ECCC's Canadian Weather Radar Replacement Project Overview".
- ↑ "METEOR 1700S Weather Radar" (PDF). www.de.selex-es.com (in Turanci). SELEX ES. Archived (PDF) from the original on October 6, 2018. Retrieved October 5, 2018.