Sensor Microwave: Yadda Ake Amfani da su A cikin Haske

Menene firikwensin microwave?

Na'urori masu auna firikwensin Microwave, kuma aka sani da radar, rf, ko na'urori masu auna firikwensin doppler, suna bin burin ɗan adam tafiya, motsi, ko rarrafe a cikin waje.Na'urori masu auna firikwensin Microwave suna samar da fili na lantarki (rf) tsakanin mai watsawa da mai karɓa, wanda ke haifar da yankin gano girman da ba a gani.An ɗora na'urori masu auna firikwensin Microwave akan duk hanyoyin da ba su da izini.Yana aika siginar mitar lantarki mai ƙarfi, wanda duk wani abin hawa maras buƙata wanda ke wucewa ta yankin gano shi.

Menene microwaves?

Hasken lantarki ya haɗa da microwaves.Wutar lantarki ta ƙunshi filaye masu motsi na lantarki da na maganadisu waɗanda ke tafiya cikin saurin haske, wanda shine 299 792 458 m/s.An bambanta su da manyan kaddarorin da yawa, gami da mitar ko tsayi, ƙarfi ko ƙarfi, da polarization.

Nau'in firikwensin microwave

· Altimeters: waɗannan suna lissafin tsayin saman ta hanyar auna lokacin da ake ɗaukar microwave don yin tunani daga saman da fassara shi zuwa nisan da aka cire daga tsayin dandali.

Radar buɗaɗɗen roba (SAR): irin waɗannan radars suna ba da hoto mai tsayi a cikin hanyar hanya ko azimuth ta amfani da motsin dandamali don ƙirƙirar eriya mai tsayi.Girman kuzarin da ake nunawa daga saman, wanda aka sani da 'Baya,' a cikin kowane pixel yana da alaƙa da duka abubuwan da ke cikin ƙasa da kuma ƙaƙƙarfan yanayi a ma'aunin tsayin daka ta hanyar dielectric akai-akai.

· Polarimetric SAR: Tsarin SAR na polarimetric yana samar da hotuna daga polarizations daban-daban.Bayanan Polarimetric yana taimakawa a cikin rarrabuwar daki-daki na rashin ƙarfi daga tasirin tsarin saman kan baya.Hankali ga daidaitawa da ingantattun ilimin watsawa na sama suna ba da damar ƙarin madaidaicin sifa da ƙima mai ƙima.

SAR sitiriyo: sitiriyo yana tantance daki-daki ta amfani da hoton SAR da aka samu daga wurare daban-daban.Abubuwa a wurare daban-daban na hotunan SAR, kamar nau'i-nau'i na sitiriyo hoto na gani, suna haifar da juzu'i ko murɗa hoto wanda yayi daidai da tsayin sama da yanayin tunani.

Interferometric SAR: interferometric sars, gami da sitiriyo sars, yi amfani da bayanan da aka tattara daga wurare daban-daban don ƙididdige daki-daki ko ƙaura.Tunda parallax na tsarin interferometric yawanci ya fi ƙanƙanta da pixel, an samo bayanan topographic daga na'urar firikwensin lokaci, wanda ke ba da damar ingantacciyar parallax, ko bambancin kewayo, ma'auni.

Yaya suke aiki?

Masu gano motsi suna aika siginar microwave da kuma tsawon lokacin da za a ɗauka don aika siginar zuwa firikwensin;ana kiran wannan da lokacin amsawa.Ana amfani da lokacin echo don auna nisan duk abubuwan da ke tsaye a cikin yankin gano don ƙirƙirar tushen abin da za a yi aiki akai.Abin baƙin ciki shine, mutumin da ke zuwa yankin mai ganowa yana tarwatsa katako na microwave, yana ƙara lokacin amsawa da kunna fitilu - wannan na iya haifar da na'urori masu auna firikwensin.

Ta yaya za a yi amfani da su a cikin haske?

Na'urorin motsi na Microwave suna aiki daban da na'urori masu auna firikwensin infrared, waɗanda aka fi amfani da su.Na'urar firikwensin mw tana fitar da microwaves kuma tana nazarin amsawar da ke komawa cikin tsarin.Idan aikin ya canza tsarin echo, firikwensin na iya amsawa ta hanyar kunna hasken.

Na'urori masu auna firikwensin Microwave suna da ingantaccen ƙarfi don bin diddigin ayyuka ta wurin yanayin zafi da yawa.Koyaya, ƙwarewar gano na'urori masu auna firikwensin pir na iya bambanta dangane da yanayin.Bugu da ƙari, na'urori masu auna firikwensin infrared suna da sauƙi ga ƙura da hayaki kuma suna da raguwar rayuwa.

Na'urori masu auna firikwensin Microwave na iya jin motsi ta hanyar kayan da ba ƙarfe ba kamar gilashi har ma da bangon bakin ciki.Tun da ana iya hawa firikwensin daga gani ko a cikin fitilar, yana da ƙarin zaɓuɓɓukan shigarwa.

Ta yaya yake ceton makamashi?

Bugu da ƙari ga ƙa'idar kunnawa/kashe na hasken wuta, wasu na'urori masu auna firikwensin suna da faffadan ayyuka.Hakanan zaka iya zaɓar dimming-mataki 2 ko 3.Kuna iya gina manyan hanyoyin sadarwa na luminaires ta amfani da sadarwar rf tsakanin na'urori masu auna firikwensin don saka idanu da yawa masu haske a lokaci guda.Wasu samfura suna da na'urori masu auna firikwensin hasken rana, suna ba ku damar yin amfani da hasken rana gaba ɗaya yayin kiyaye isassun matakan haske a faɗuwar rana da wayewar gari.Ana kiran wannan da girbi na rana.

An sami babban fa'ida a cikin ɗakuna da wuraren da hasken rana ke da tasiri mai yawa akan yanayin haske, kamar ta manyan tagogi.Baya ga tanadin makamashi, yin amfani da waɗannan na'urori masu auna firikwensin yana ƙara tsawon rayuwar fitilun ku yayin da ba a kunna su ba har sai an buƙaci hasken musamman.

Mafi kyawun damar waɗannan na'urori masu auna firikwensin

Daidaitaccen haske yana sa karantawa da rubutu su zama masu daɗi, ƙara kariya, har ma suna iya zama masu fa'ida ga jin daɗin mutum.Don haka, a ina za a iya amfani da waɗannan na'urori masu auna firikwensin don samun mafi kyawun su?Duk wani na'urori masu auna firikwensin suna da kansu kuma ana iya haɗa su da injin jagoran.An riga an yi amfani da direba a wasu na'urorin firikwensin.Wannan yana ba ku ƙarin sassauci idan ya zo ga daidaitawar haske.

Pir v/s microwave sensosi

Na'urori masu auna firikwensin Pir ba su da fifiko a kimiyyance ko kasa da na'urori masu auna firikwensin microwave.Dukansu salon firikwensin suna da fa'idodi waɗanda suka dace da yanayi da ayyuka daban-daban.Fitillu tare da na'urori masu auna firikwensin pir yawanci shine zaɓi mafi aminci don amfani azaman fitilun tsaro.Suna gano ayyuka daga abubuwa masu rai ne kawai don su iya samar da ƙarancin ƙararrawar ƙarya.Microwave na'urori masu auna firikwensin, a gefe guda, ana iya daidaita su kawai don gano ayyuka daga abubuwa masu girman ɗan adam;duk da haka, ana samun wannan a cikin ma'ana kafin a saka na'urori masu auna fitilun.

Pir na'urori masu auna firikwensin suna buƙatar abu don motsawa ta cikin filin hangen nesa don gano shi.A sakamakon haka, sun dace da wurare masu kyau irin su corridors, masu tafiya, hanyoyin shiga, da kuma hanyoyi, inda ba za a iya kauce musu ba.Na'urori masu auna firikwensin Microwave, a gefe guda, basa buƙatar tsayayyen layin gani don gano motsi.Sakamakon haka, sun fi dacewa da dakuna da aka tsara marasa kyau da wurare masu cikas.Hakanan ƙila ba za su dogara da sa hannun zafi ba, yana sa su zama daidai a cikin yanayin zafi inda firikwensin PIR zai iya zama mara amfani.

Na'urori masu auna firikwensin Microwave suma sun fi kulawa sosai, yana mai da su manufa don gano motsi mai kyau.Duk da haka, za su iya zama marasa lafiya a fili ko kusa da gidaje saboda ana iya haifar da su ta hanyar busa ganye, canza bishiyoyi, da sauran ƙananan abubuwa.Hasken firikwensin PIR ya fi ƙarfi kuma abin dogaro ga lambun da kariyar gida.