I-eriyali yophondo yenye yee-eriyali ezisetyenziswa ngokubanzi kunye nesakhiwo esilula, uluhlu olubanzi lwamaza, amandla amakhulu kunye nokuzuza okuphezulu.Iimpondo zeempondozidla ngokusetyenziswa njengee-eriyali zokutya kwi-astronomy yerediyo enkulu, ukulandelela ngesathelayithi, kunye nee-eriyali zonxibelelwano.Ukongeza ekusebenzeni njengesondlo kwizibonisi kunye neelensi, yinto eqhelekileyo kuluhlu olunezigaba kwaye isebenza njengomgangatho oqhelekileyo wokulinganisa kunye nokufumana imilinganiselo yezinye ii-eriyali.
I-eriyali yophondo yenziwa ngokutyhila ngokuthe ngcembe i-waveguide enguxande okanye i-waveguide ejikelezayo ngendlela ethile.Ngenxa yokwandiswa kancinci komlomo we-waveguide, ukuhambelana phakathi kwe-waveguide kunye nesithuba esikhululekileyo kuyaphuculwa, okwenza ukuba i-coefficient yokubonisa ibe ncinci.Kwi-waveguide ye-rectangular etyiswayo, ukuhanjiswa kwendlela enye kufuneka kuphunyezwe kangangoko kunokwenzeka, oko kukuthi, kuphela amaza e-TE10 ahanjiswayo.Oku akugxininisi kuphela amandla omqondiso kunye nokunciphisa ilahleko, kodwa kwakhona kuthintela impembelelo yokuphazamiseka kwe-inter-mode kunye nokusabalalisa okongeziweyo okubangelwa iindlela ezininzi..
Ngokweendlela ezahlukeneyo zokuthunyelwa kwee-antenna zeempondo, zinokwahlulwa zibeiimpondo zecandelo, iimpondo zephiramidi,ii-eriyali zophondo oluyiconical, iimpondo zeempondo, ii-eriyali zeempondo ezigobileyo, ii-eriyali zeempondo ezineendlela ezininzi, njl. Ezi mpondo ziqhelekileyo zichazwe ngezantsi.Intshayelelo nganye nganye
I-eriyali yesigodlo secandelo
I-eriyali yephondo ye-E-plane
I-eriyali yephondo ye-E-plane yenziwe nge-waveguide yoxande evulwe kwi-engile ethile kwicala lentsimi yombane.
Umfanekiso ongezantsi ubonisa iziphumo zokulinganisa ze-eriyali yephondo ye-E-plane.Kuyabonakala ukuba ububanzi be-beam yalo mzekelo kwindlela ye-E-plane buncinci kune-H-plane direction direction, obangelwa kukuvuleka okukhulu kwe-E-plane.
I-eriyali yephondo le-H-plane
I-eriyali yephondo ye-H-plane yenziwe nge-waveguide yoxande evulwe kwi-engile ethile kwicala lemagnethi.
Umfanekiso ongezantsi ubonisa iziphumo zokulinganisa ze-antenna yephondo ye-H-plane.Kuyabonakala ukuba ububanzi be-boam yale pateni kwindlela ye-H-plane incinci kune-E-plane direction direction, ebangelwa ukuvuleka okukhulu kwe-H-plane.
Iimveliso ze-eriyali yecandelo le-RFMISO:
RM-I-SWHA187-10
RM-I-SWHA28-10
I-Antenna yePyramid Horn
I-antenna yophondo lwephiramidi yenziwe nge-waveguide yoxande evulwa nge-engile ethile kumacala amabini ngaxeshanye.
Umfanekiso ongezantsi ubonisa iziphumo zokulinganisa ze-antenna ye-pyramidal horn.Iimpawu zayo zemitha ziyindibaniselwano ye-E-plane kunye neempondo zecandelo le-H-plane.
I-eriyali yophondo oluyiconical
Xa isiphelo esivulekileyo sesangqa esijikelezayo simile okwephondo, sibizwa ngokuba yi-eriyali yophondo oluyiconical.I-eriyali ye-cone horn inomngxuma ojikelezayo okanye o-elliptical ngaphezulu kwayo.
Umfanekiso ongezantsi ubonisa iziphumo zokulinganisa ze-eriyali ye-conical horn.
Iimveliso ze-eriyali ye-conical ye-RFMISO:
RM-CDPHA218-15
RM-CDPHA618-17
I-eriyali yesigodlo
I-eriyali yesigodlo se-eriyali yi-eriyali yophondo enomgangatho wangaphakathi obolileyo.Ineenzuzo zebhendi ebanzi, i-cross-polarization ephantsi, kunye nokusebenza kakuhle kwe-beam symmetry, kodwa isakhiwo sayo sinzima, kwaye ubunzima bokucubungula kunye neendleko ziphezulu.
I-eriyali zophondo olugutyungelweyo zinokwahlulwa zibe ziindidi ezimbini: iimpondo zephiramidi zamacangca kunye ne-conical corrugated antennas.
Iimveliso ze-eriyali ze-RFMISO ezixotshiweyo:
RM-CHA140220-22
I-eriyali ye-Pyramidal corrugated phondo
I-eriyali yophondo oluyiconical
Lo mzobo ungezantsi ubonisa iziphumo zokulinganisa ze-eriyali ye-conical corrugated horn.
I-eriyali yophondo olujikelezileyo
Xa ukusebenza rhoqo kwe-eriyali ye-eriyali eqhelekileyo ingaphezulu kwe-15 GHz, i-lobe yangasemva iqala ukuhlukana kwaye inqanaba le-lobe yecala liyenyuka.Ukongeza ulwakhiwo lwe-ridge kwindawo yesithethi kunokonyusa i-bandwidth, ukunciphisa i-impedance, ukonyusa inzuzo, kunye nokuphucula umkhombandlela wemitha.
I-eriyali zeempondo ezinemiqolo zohlulwe kakhulu zibe zi-eriyali ezineempondo ezinemiqolo emibini.Oku kulandelayo kusebenzisa i-eriyali ye-pyramidal ephindwe kabini yophondo oluqhelekileyo njengomzekelo wokulinganisa.
I-Antenna ye-Pyramid Double Ridge Horn
Ukongeza amacandelo amabini e-ridge phakathi kwendawo ye-waveguide kunye nenxalenye yokuvula isigodlo yi-eriyali yophondo oluphindwe kabini.Icandelo le-waveguide lahlulwe libe yi-cavity yangasemva kunye ne-ridge waveguide.Umqolo ongasemva unokuhluza iindlela zodidi oluphezulu oluchulumancisayo kwi-waveguide.I-waveguide ye-ridge inciphisa i-cutoff frequency yothumelo lwemowudi ephambili, ngaloo ndlela ifezekisa injongo yokwandisa ibhendi yamaza.
I-eriyali yophondo olugobileyo incinci kune-eriyali yophondo oluqhelekileyo kwibhendi yefrikhwensi efanayo kwaye inenzuzo ephezulu kune-eriyali yophondo ngokubanzi kwibhendi efanayo yamaza.
Umzobo ongezantsi ubonisa iziphumo zokulinganisa ze-antenna ye-pyramidal ephindwe kabini yophondo.
I-eriyali yophondo lwe-Multimode
Kwizicelo ezininzi, ii-eriyali zeempondo ziyafuneka ukuba zinikeze iipatheni ezilinganayo kuzo zonke iindiza, ukuhambelana kweziko lesigaba kwi-$ E $ kunye ne-$ H $ iindiza, kunye nokunyanzeliswa kwe-lobe yecala.
Isakhiwo sophondo lwe-multi-mode excitation lunokuphucula i-beam equalization effect ye-plane nganye kunye nokunciphisa inqanaba le-lobe yecala.Enye yezona ziqhelekileyo ii-eriyali ze-multimode yi-eriyali ye-conical horn-mode ezimbini.
I-Antenna ye-Conical Horn yeMowudi ezimbini
Uphondo lwe-cone ye-double-mode iphucula i-E $ ipateni yendiza ngokuzisa imowudi ye-TM11 ephezulu, ukuze ipateni yayo ibe neempawu ze-axially ezilinganayo ze-beam.Umzobo ongezantsi ngumzobo oqingqiweyo wokusasazwa kwendawo yombane yokuvula imowudi ephambili ye-TE11 kunye nemowudi ye-TM11 ephezulu kwi-waveguide yesetyhula kunye nokuhanjiswa kwayo kwendawo yokuvula i-synthesized.
Indlela yokuphunyezwa kolwakhiwo lwemode-mbini yophondo oluyinki ayiyodwa.Iindlela zokuphunyezwa eziqhelekileyo ziquka uphondo lwe-Potter kunye nophondo lwe-Pickett-Potter.
Lo mzobo ungezantsi ubonisa iziphumo zokulinganisa zoMbumbi we-eriyali yophondo oluyiconi yemowudi ezimbini.
Ixesha lokuposa: Mar-01-2024
