Eriyar ƙaho ɗaya ce daga cikin eriya da aka yi amfani da su sosai tare da tsari mai sauƙi, kewayon mitar mita, babban ƙarfin ƙarfi da riba mai yawa.Horn antennasgalibi ana amfani da su azaman eriyan ciyarwa a cikin manyan falakin rediyo, sa ido kan tauraron dan adam, da eriyar sadarwa. Baya ga yin hidima azaman ciyarwa don masu tunani da ruwan tabarau, abu ne na gama gari a cikin tsararraki tsararraki kuma yana aiki azaman ma'auni gama gari don daidaitawa da samun ma'auni na sauran eriya.
Ana samar da eriya ta ƙaho ta sannu a hankali buɗe jagorar raƙuman raƙuman raƙuman ruwa ko madauwari ta wata hanya ta musamman. Saboda faɗaɗa sannu a hankali na saman bakin waveguide, daidaitawa tsakanin madaidaicin raƙuman ruwa da sarari kyauta yana ƙara ƙarami. Don jagorar raƙuman raƙuman raƙuman ruwa da aka ciyar, ya kamata a sami isar da yanayin watsawa gwargwadon iyawa, wato, raƙuman ruwa na TE10 ne kawai ake watsawa. Wannan ba wai kawai yana mai da hankali kan makamashin siginar ba kuma yana rage hasara, amma kuma yana guje wa tasirin tsangwama tsakanin yanayi da ƙarin tarwatsawa ta hanyoyi da yawa. .
Dangane da hanyoyin turawa daban-daban na eriyar ƙaho, ana iya raba suantenna ƙaho na yanki, pyramid ƙaho eriya,eriya na kahon conical, corrugated kaho eriya, Eriyan ƙaho mai kaho, eriyar ƙaho mai nau'i-nau'i, da sauransu. Waɗannan eriyar ƙahon gama gari an kwatanta su a ƙasa. Gabatarwa daya bayan daya
Eriyar ƙahon sashi
E-jirgin ƙaho eriya
E-jirgin eriyar ƙaho an yi shi da jagorar raƙuman raƙuman ruwa na rectangular da aka buɗe a wani kusurwa a cikin hanyar filin lantarki.
Hoton da ke ƙasa yana nuna sakamakon kwaikwayo na eriyar ƙaho na sashin E-jirgin sama. Ana iya ganin cewa nisa na wannan ƙirar a cikin hanyar jirgin E-jirgin ya fi kunkuntar ta hanyar H-jirgin, wanda ya haifar da mafi girma budewar jirgin E-plane.
eriyar ƙahon sashin jirgin sama
Eriyar ƙahon ɓangaren jirgin sama an yi shi da jagorar raƙuman raƙuman raƙuman raƙuman ruwa da aka buɗe a wani kusurwa a cikin hanyar filin maganadisu.
Hoton da ke ƙasa yana nuna sakamakon kwaikwaiyo na eriyar ƙahon ɓangaren jirgin sama. Ana iya ganin cewa nisa na wannan ƙirar a cikin hanyar jirgin H-jirgin ya fi kunkuntar ta hanyar E-plane, wanda ya haifar da mafi girma budewar jirgin H-jirgin.
Kayayyakin eriya na sashin RFMISO:
RM-SWHA187-10
RM-SWHA28-10
Pyramid Horn Eriya
An yi eriyar ƙahon dala da jagorar raƙuman raƙuman ruwa na rectangular wanda aka buɗe a wani kusurwa ta hanyoyi biyu a lokaci guda.
Hoton da ke ƙasa yana nuna sakamakon kwaikwayo na eriyar ƙahon pyramidal. Halayensa na hasashe ainihin haɗe-haɗe ne na ƙahonin sashen E-jirgin sama da H-jirgin sama.
Eriya na ƙaho na Conical
Lokacin da buɗe ƙarshen jagorar wave yana da siffar ƙaho, ana kiranta eriyar ƙahon conical. Eriyar ƙahon mazugi tana da madauwari ko buɗaɗɗen buɗaɗɗiya sama da shi.
Hoton da ke ƙasa yana nuna sakamakon simintin eriyar ƙahon conical.
Samfuran eriya na ƙaho na RFMISO:
RM-CDPHA218-15
Saukewa: RM-CDPHA618-17
Corrugated na ƙaho eriya
Eriyar ƙahon corrugated eriya ce ta ƙaho mai rufin ciki. Yana da fa'idodin maɗaukakin mitar mitoci, ƙarancin giciye-polarization, da kyakkyawan aikin ƙirar katako, amma tsarinsa yana da rikitarwa, kuma wahalar sarrafawa da farashi suna da yawa.
Ana iya raba eriyar ƙahon da aka ƙera zuwa nau'i biyu: eriyar ƙaho na pyramidal corrugated da eriyar ƙaho na conical corrugated.
Samfuran eriyar ƙaho na RFMISO:
RM-CHAFarashin 140220-22
Pyramidal corrugated horn eriya
Eriya mai murƙushe ƙaho
Hoton da ke ƙasa yana nuna sakamakon kwaikwaiyo na eriyar corrugated na ƙaho.
Eriya mai kaho
Lokacin da mitar aiki na eriyar ƙaho na al'ada ya fi 15 GHz, lobe na baya ya fara raguwa kuma matakin lobe na gefe yana ƙaruwa. Ƙara tsarin raƙuman ruwa zuwa ramin mai magana zai iya ƙara yawan bandwidth, rage rashin ƙarfi, haɓaka riba, da haɓaka jagorar radiation.
An raba eriyar ƙaho mai kaho da yawa zuwa eriyar ƙaho mai hawa biyu da eriyar ƙaho mai hawa huɗu. Mai zuwa yana amfani da eriyar ƙaho mai kaho da aka fi sani da pyramidal a matsayin misali don kwaikwayo.
Pyramid Double Ridge Horn Eriya
Ƙara tsarin tudu guda biyu tsakanin ɓangaren jagorar igiyar ruwa da ɓangaren buɗe ƙaho shine eriyar ƙahon mai-girma biyu. An kasu ɓangaren waveguide zuwa kogon baya da kuma tudun raƙuman ruwa. Kogon baya zai iya tace mafi girman tsari masu jin daɗi a cikin jagorar wave. Jagorar igiyar igiyar ruwa tana rage mitar yankewa na babban yanayin watsawa, don haka cimma manufar faɗaɗa rukunin mitar.
Eriyar ƙaho mai kahon ƙarami fiye da eriyar ƙaho na gaba ɗaya a cikin rukunin mitar guda ɗaya kuma yana da riba mafi girma fiye da eriyar ƙahon gabaɗaya a cikin rukunin mitar guda ɗaya.
Hoton da ke ƙasa yana nuna sakamakon kwaikwaiyo na eriyar ƙaho mai tsayi biyu mai dala.
Multimode horn eriya
A cikin aikace-aikace da yawa, ana buƙatar eriya na ƙaho don samar da sifofi mai ma'ana a cikin dukkan jirage, daidaituwar tsaka-tsakin lokaci a cikin jiragen $E$ da $H$, da kashe lobe na gefe.
Tsarin ƙaho mai haɓakar yanayi da yawa na iya inganta tasirin daidaitaccen katako na kowane jirgin sama kuma ya rage matakin lobe na gefe. Ɗayan eriya na ƙaho na multimode na yau da kullun shine eriyar ƙaho mai nau'i biyu.
Yanayin Dual Conical Horn Eriya
Ƙahon mazugi mai nau'i biyu yana haɓaka ƙirar jirgin sama ta $E$ ta hanyar gabatar da yanayin TM11 mafi girma, ta yadda tsarin sa yana da daidaitattun halayen katako na axially. Hoton da ke ƙasa siffa ce ta tsari na rarraba filin lantarki na babban yanayin TE11 da yanayin tsari mafi girma na TM11 a cikin madauwari mai raɗaɗin raƙuman raƙuman ruwa da kuma rarraba filin buɗe ido.
Sigar aiwatar da tsari na ƙaho mai juzu'i mai nau'i biyu ba na musamman ba ne. Hanyoyin aiwatar da gama gari sun haɗa da ƙahon Potter da ƙahon Pickett-Potter.
Hoton da ke ƙasa yana nuna sakamakon kwaikwaiyo na eriyar ƙaho mai jujjuyawa mai nau'in tukwane.
Lokacin aikawa: Maris-01-2024
