Kufotokozera zina za Nouns:
RET: Kuyika matayala amagetsi akutali
RCU: Chigawo chowongolera kutali
CCU: Central Control Unit
- Tinyanga zamakina ndi zamagetsi
1.1 Mechanical downtilt imatanthawuza kusinthidwa kwachindunji kwa ngodya yopendekeka ya mlongoti kuti asinthe kuphimba kwa mtengo.Kutsika kwamagetsi kumatanthauza kusintha malo otchingidwa ndi mlongoti posintha gawo la mlongoti popanda kusintha momwe mlongoti ulili.
1.2 Mfundo zakusintha kwa antenna yamagetsi.
Dongosolo lalikulu loyima limakwaniritsa kuphimba kwa antenna, ndipo kusintha kwa ngodya yotsika kumasintha kuphimba kwa mtengo waukulu.Kwa mlongoti wosinthira magetsi, chosinthira chagawo chimagwiritsidwa ntchito kusintha gawo la siginecha yamagetsi yomwe imapezedwa ndi chinthu chilichonse chowunikira mumndandanda wa tinyanga kuti tikwaniritse kupendekeka kumunsi kwa mtengo woyimirira.Ndikugwiritsa ntchito ukadaulo wa radar phased array pakulumikizana kwa mafoni.
Mfundo yochepetsera magetsi ndikusintha gawo la collinear array antenna element, kusintha matalikidwe a gawo loyima ndi gawo lopingasa, ndikusintha mphamvu ya gawo la gawo lophatikizika, kuti apange chithunzi chowongolera chowongolera cha mlongoti. pansi.Chifukwa mphamvu yakumunda ya mbali iliyonse ya mlongoti imawonjezeka ndikuchepa nthawi imodzi, zimatsimikiziridwa kuti mawonekedwe a mlongoti sasintha kwambiri pambuyo posinthidwa ngodya, kotero kuti mtunda wofikira kumbali yayikulu ya lobe ufupikitsidwe, ndipo nthawi yomweyo, njira yonse yowongolera imachepetsedwa mu gawo la cell yotumikira.Dera koma osasokoneza.
Antenna yosinthira magetsi nthawi zambiri imasintha mawonekedwe a vibrator pamawonekedwe amoto kuti akwaniritse kusintha kwa vibrator, ichi ndi chosinthira chagawo, chomwe chimasintha gawo la chakudya cha vibrator iliyonse posintha kutalika kwa netiweki ya chakudya kuti ifike pansi. kupendekeka kwa mtengo wa antenna.
2. Kukonza mlongoti wamagetsi
zomangamanga:
The azimuth ndi phula ngodya ya mpando unsembe wa tinyanga amalamulidwa ndi makina.
Mlingo wa phula wa mlongoti umasinthidwa posintha mbali.
Wire remote control
Nthawi zambiri imalumikiza chowongolera poyambira kudzera pa RS485, RS422, ndipo wowongolera amalumikiza malo owongolera akutali kudzera pawaya kapena opanda zingwe.
Kulumikiza opanda zingwe
Nthawi zambiri imalumikizana mwachindunji ndi malo owongolera kudzera pagawo lolumikizirana opanda zingwe.
2.1 dongosolo
2.2 Antennas
Mlongoti wopendekeka wakutali wamagetsi amapangidwa ndi mlongoti ndi remote control unit (RCU).Chifukwa chomwe mlongoti wowongolera magetsi umatha kukwaniritsa kutsika kwamagetsi kosalekeza ndikugwiritsa ntchito chosinthira chamitundu yambiri chomwe chingasinthidwe pamakina, chipangizocho ndi chothandizira chimodzi komanso kutulutsa kambiri, kudzera pamakina otumizirana mawotchi amatha kusintha nthawi imodzi gawo lazizindikiro ( kusintha njira ya oscillator).Kenako kuwongolera kwakutali kumachitika kudzera pagawo loyang'anira kutali (RCU).
Gawo losintha likhoza kugawidwa m'mitundu iwiri: kusiyana kwake ndikuti kusinthasintha kwa galimoto ndiko kusintha kutalika kwa mzere wotumizira kapena kusintha malo a media.malo a media.
Mlongoti wokonza magetsi
Mkati mwa antenna ndi motere:
2.3 RCU (Remote control unit)
RCU imapangidwa ndi ma drive motor, control circuit ndi njira yopatsira.Ntchito yaikulu ya kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe kake.Kapangidwe kagalimoto kamakhala ndi giya yomwe imatha kulumikizidwa ndi ndodo yotumizira, giya ikazungulira pansi pagalimoto, ndodo yotumizira imatha kukokedwa, motero kusintha kotsetsereka kotsetsereka kwa mlongoti.
RCU imagawidwa kukhala RCU yakunja ndi RCU yomangidwa.
Mlongoti wa RET wokhala ndi RCU yomangidwa kumatanthauza kuti RCU yayikidwa kale ku mlongoti ndikugawana nyumba ndi mlongoti.
RET antenna yokhala ndi RCU yakunja imatanthawuza kuti wolamulira wa RCU ayenera kukhazikitsa RCU pakati pa mawonekedwe a ESC ogwirizana a antenna ndi chingwe cha ESC, ndipo RCU ili kunja kwa chigoba cha antenna.
RCU yakunja ikhoza kumvetsetsa bwino momwe imapangidwira, choncho ndiloleni ndikudziwitse RCU yakunja.M'mawu osavuta, RCU imatha kumveka ngati chiwongolero chakutali chagalimoto, chizindikiro chimodzi chowongolera, choyendetsa chimodzi chotulutsa, motere:
RCU ndi injini yamkati ndi dera lowongolera, sitiyenera kumvetsetsa;tiyeni tiwone mawonekedwe a RCU.
RCU ndi RRU mawonekedwe:
Mawonekedwe a RET ndi mawonekedwe a mzere wolamulira wa AISG, ndipo kawirikawiri, RCU yomangidwamo imangopereka mawonekedwewa kuti agwirizane ndi RRU.
Mawonekedwe apakati pa RCU ndi mlongoti, gawo loyera pachithunzi pansipa ndi shaft yoyendetsa galimoto, yomwe imalumikizidwa ndi mlongoti.
Ndizodziwikiratu kuti RCU imayendetsa galimoto molunjika kuti iwonetsetse kusintha kwa gawo mkati mwa mlongoti m'malo molamulira gawolo kudzera mu waya wa chizindikiro;mawonekedwe pakati pa RCU ndi mlongoti ndi mawonekedwe opangira makina, osati mawonekedwe a waya.
Mawonekedwe akunja a RCU mlongoti
Mzere wa mayankho ukalumikizidwa, RCU imalumikizana ndi mlongoti ndikulumikizana ndi mlongoti wamagetsi motere:
2.4 AISG chingwe
Kwa RCU yomangidwa, chifukwa imaphatikizidwa mkati mwa chigoba cha mlongoti, ndikokwanira kulumikiza chingwe cha mlongoti wamagetsi pakati pa mlongoti (kwenikweni RCU yamkati), ndi RRU.Kaya RCU ili mkati kapena kunja, kugwirizana pakati pa RCU ndi RRU kumadutsa mzere wolamulira wa AISG.
- AISG (magulu amtundu wa antenna) ndi gulu lokhazikika la mawonekedwe a tinyanga.Webusaitiyi ndihttp://www.aisg.org.uk/,Amagwiritsidwa ntchito kwambiri poyang'anira antennas akutali, ndi zida za nsanja.
- AISG imaphatikizanso mawonekedwe a mawonekedwe ndi ma protocol, ndipo imatanthauzira njira zoyankhulirana zofananira ndi njira zoyankhulirana.
2.5 zida zina
A control signal splitter ndi chipangizo chomwe chimagwiritsidwa ntchito kulumikiza madalaivala angapo mu mzere wowongolera molumikizana.Imalumikizana kudzera pa chingwe kenako imalekanitsa ma siginecha angapo kuchokera ku madalaivala angapo.Ili ndi ntchito yoteteza mphezi ndipo ndiyoyenera kuwongolera zingwe zowongolera.Itha kuwonjezeranso chowongolera cha doko limodzi kuti chilole kuwongolera munthawi yomweyo tinyanga zitatu pamalo oyambira.
Control chizindikiro chomangirira ntchito kulumikiza dongosolo la zida zogwirizana chitetezo mphezi ya chipangizo, amateteza zizindikiro angapo yogwira pa nthawi yomweyo, oyenera kulamulira mwachindunji dalaivala kudzera kulamulira chingwe chiwembu pamene dongosolo kudzera T mutu kulamulira, simungagwiritse ntchito chomangira ichi.Mfundo yoteteza mphezi ya ma siginecha a mawayilesi sizofanana.Zimatheka chifukwa cha chitetezo cha overvoltage.Chomangira chakudya cha mlongoti si chinthu chomwecho, musasokoneze.
Chowongolera cham'manja ndi mtundu wa zowongolera zomwe zimapangidwira kuti zithetse vuto.Itha kuchita ntchito zina zosavuta pa dalaivala pokanikiza kiyibodi pagulu.Kwenikweni, ntchito zonse zitha kuyesedwa pogwiritsa ntchito pulogalamu yoyeserera pakompyuta.Itha kugwiritsidwanso ntchito kumaliza ntchito zowongolera zam'deralo pomwe zowongolera zakutali sizikufunika.
Wowongolera pakompyuta ndi chowongolera chakutali chomwe chimayikidwa mu kabati yokhazikika.Imalumikizidwa ndi dongosolo kudzera pa Ethernet ndipo imatha kuyang'anira ndikuwongolera zida za mlongoti wa malo oyambira pamalo owongolera.Ntchito yofunikira ya wolamulira uyu ndi yofanana, koma mawonekedwe ake sali ofanana.Zina zimapangidwa ndi 1U standard chassis, zida zina, kenako zimaphatikizidwa kupanga chowongolera chophatikizika.
Mutu wamtundu wa T-mutu umalumikizidwa ndi kumapeto kwa mlongoti mu dongosolo lowongolera kudzera pa chodyetsa.Imatha kumaliza kusinthasintha kwa siginecha ndi kutsitsa, kudyetsa magetsi, ndi ntchito yoteteza mphezi.Muchiwembu ichi, choyimira chizindikiro chowongolera ndi chingwe chachitali kwa wolamulira chimachotsedwa.
Base station terminal T mutu ndi zida zolumikizidwa ndi station station terminal mu control scheme kudzera pa feeder.Itha kumaliza kusinthasintha kwa siginecha ndi kutsitsa, kudyetsa magetsi ndi ntchito yoteteza mphezi.Amagwiritsidwa ntchito pamodzi ndi t-mutu wa mapeto a mlongoti wa nsanja, momwe chomangira chizindikiro chowongolera ndi chingwe chachitali kwa wolamulira chimachotsedwa.
Chombo chokulitsa nsanja chokhala ndi mutu wa T-mutu ndi nsanja yapamwamba yolumikizira mkati yophatikizidwa ndi mutu wa mlongoti wa T, woyikidwa pafupi ndi mlongoti mu dongosolo lowongolera kudzera pa chodyetsa.Ili ndi mawonekedwe a AISG omwe amalumikizidwa ndi dalaivala wa mlongoti.Imamaliza kukulitsa siginecha ya rf komanso imatha kumaliza chakudya chamagetsi ndikuwongolera kusinthasintha kwa siginecha ndi ntchito yotsitsa ndikukhala ndi dera loteteza mphezi.nsanja yamtunduwu imagwiritsidwa ntchito kwambiri pamakina a 3G.
3.Kugwiritsa ntchito mlongoti wokonza magetsi
3.1 momwe baseshoni amagwiritsira ntchito RCU
Mtengo wa RS485
PCU+ Chingwe chachitali cha AISG
Chiwonetsero: mu amplifier nsanja, kudzera mu zingwe zazitali za AISG, sinthani mlongoti kudzera pa PCU.
Chizindikiro chowongolera masiteshoni ndi chizindikiro cha DC chimatumizidwa ku RCU kudzera pa chingwe cha AISG chamitundu yambiri.Chipangizo chachikulu chimatha kuwongolera RCU imodzi patali ndikuwongolera ma RCU angapo otsika.
Modulation ndi demodulation mode
Chingwe chakunja cha CCU + AISG + RCU
Mawonekedwe: kudzera pa chingwe chachitali cha AISG kapena chodyetsa, sinthani mlongoti kudzera pa CCU
Malo oyambira amasinthira siginecha yowongolera kukhala 2.176MHz OOK siginecha (baiOn-Off Keying, binary amplitude keying, yomwe ndi nkhani yapadera ya ASK modulation) kudzera mu BT yakunja kapena yomangidwa, ndikuitumiza ku SBT kudzera pa chingwe cha RF coaxial pamodzi ndi DC chizindikiro.SBT imamaliza kutembenuka pakati pa chizindikiro cha OOK ndi chizindikiro cha RS485.
3.2 Njira ya antenna yakutali yamagetsi
njira yofunikira ndikuwongolera kutumiza kwamagetsi kudzera mu kasamalidwe ka network network.Chidziwitso chowongolera chimatumizidwa ku siteshoni yoyambira kudzera pamayendedwe oyambira pamanetiweki, ndipo malo oyambira amatumiza chizindikiro ku RCU, kusinthika kwa dip angle yamagetsi ya mlongoti wopangidwa ndi magetsi kumamalizidwa ndi RCU.Kusiyana pakati pa kumanzere ndi kumanja kwagona momwe malo oyambira amatumizira chizindikiro chowongolera ku RCU.Mbali yakumanzere imatumiza siginecha yowongolera kupita ku RCU kudzera pa chingwe choyambira ma radio frequency, ndipo mbali yakumanja imatumiza chizindikiro ku RCU kudzera pa doko losinthira magetsi.
M'malo mwake, njira yosiyana ndikugwiritsa ntchito RCU mosiyana.
3.3 RCU kugwa
Yankho: SBT(STMA)+RCU+integrated network kapena RRU+RCU +integrated network
Pali mawonekedwe amodzi okha a RET pa RRU/RRH iliyonse, ndipo imodzi/2 RRU ikatsegula ma cell angapo (RRU split) , RCU iyenera kutayidwa.
Mlongoti wa ESC ukhoza kusinthidwa pamanja pokoka chizindikiro cha sitiroko kunja kwa mlongoti.
3.4 Kuwongolera kwa Antenna
Mlongoti woyitanitsidwa ndi magetsi uyenera kuwongoleredwa kuti udziwe momwe mlongoti umayitanira bwino ndi magetsi.
Mlongoti wa ESC umathandizira ma angles ochepera komanso apamwamba kwambiri kuti akhazikitse mfundo ziwiri zokhazikika, koma atalandira lamulo lowongolera, chipangizo cha kapolo chimayendetsa dalaivala kuti asunthire mbali zonse.Choyamba, yesani mtunda pakati pa mfundo ziwiri zomangika, ndiyeno Kuwombera kwathunthu mu fayilo yokonzekera kumafananizidwa (kusintha ndi cholakwika chenichenicho chiyenera kukhala mkati mwa 5%).
4.Ubale pakati pa AISG ndi mlongoti wopangidwa ndi magetsi
AISG imatanthauzira mawonekedwe ndi protocol pakati pa CCU ndi RCU.
Nthawi yotumiza: Sep-03-2021