Basalt Fiber Ushers nyob rau hauv ib lub caij nyoog tshiab ntawm kev sib txuas lus siab zaus
Thaum 5G chaw nres tsheb ua kom tuab dua, cov xov tooj ntawm tes antennas ntau dua, thiab cov tes hauj lwm fiber optic cable ntau dua, cov khoom siv xav tau rau cov khoom siv sib txuas lus hloov pauv ntawm tsuas yog "txaus" mus rau "heev": kev poob dielectric qis, kev tiv thaiv electromagnetic siab, lub teeb yuag Kev Tsim Kho, thiab kev laus tsis kam.
Ua tsaug rau cov khoom xws li qhov tsis tshua muaj dielectric tas mus li, kev rwb thaiv tsev ntuj, thiab kev tiv taus huab cua zoo, Basalt Cov fiber ntau tab tom nrhiav nws qhov chaw hauv cov khoom tseem ceeb xws li cov kav hlau txais xov tooj cua, cov khoom siv hluav taws xob optical cable, thiab radomes. Dua li hloov cov khoom siv uas twb muaj lawm, nws muab qhov sib npaug zoo dua ntawm kev ua tau zoo thiab kev siv nyiaj-zoo rau cov ntawv thov zaus siab, ceev ceev.
Cov Antennas Chaw Nres Tsheb thiab Cov Cheebtsam RF
Cov radomes ntawm lub kav hlau txais xov tooj cua thiab cov brackets mounting xav tau cov ntaub ntawv uas muaj qhov dielectric constant qis thiab qhov poob qis tangent kom txo qhov teeb liab attenuation. Txawm hais tias cov fiberglass ib txwm muaj qhov dielectric constant ntawm kwv yees li 4.8, cov fiber basalt fiber uas tau tsim kho kom zoo tuaj yeem txo qhov no mus rau 4.0–4.2, nrog rau kwv yees li 20% txo qis qhov poob tangent. Xyoo 2025, Comba Telecom (Guangzhou) Ltd. tau thov daim ntawv pov thawj rau "low-dielectric basalt fiber-reinforced composite radome." Los ntawm kev siv cov qauv fiber layup tshwj xeeb thiab cov hollow microsphere fillers, qhov dielectric constant tau txo qis mus rau 3.8 thaum qhov kev tiv thaiv kev cuam tshuam tau dhau qhov fiberglass ib txwm muaj; cov ntaub ntawv twb tau dhau los ua qhov kev sim tsav hauv kev xa tawm me me ntawm chaw nres tsheb hauv paus.
Cov khoom siv antenna reflectors xav tau kev ruaj khov thiab kev ruaj khov ntawm qhov ntev. Ib qho basalt fiber/polyurethane composite reflector, tsim los ntawm kev koom tes ntawm ib lub tuam txhab hauv Huaying, Sichuan, thiab Huawei, muaj cov coefficient nthuav dav linear tsuas yog ib feem peb ntawm cov hlau txhuas. Nws tiv taus kev hloov pauv thaum muaj kev hloov pauv kub sab nraum zoov thiab muab 40% txo qis hauv qhov hnyav.
Cov Tswv Cuab ntawm Fiber Optic Cable Strength
Lub zog ntawm cov xov hlau optical cable yuav tsum tiv taus cov zog tensile thaum lub sijhawm teeb tsa thiab kev ua haujlwm. Cov ntaub ntawv ib txwm muaj xws li hlau hlau - uas hnyav thiab yooj yim xeb - thiab aramid, uas kim. Yas uas muaj fiber basalt ntxiv zog (BFRP) cov tswv cuab lub zog tau tshwm sim los ua lwm txoj hauv kev zoo tshaj plaws. Xyoo 2025, FiberHome Telecommunication Technologies Co., Ltd. tau txais daim ntawv pov thawj (CN1195123A) rau "basalt fiber optical cable reinforcement core thiab nws txoj kev tsim khoom." Siv cov txheej txheem pultrusion, lub hauv paus ua tiav lub zog tensile ntawm 1200 MPa thiab qhov ceev tsuas yog ib feem plaub ntawm cov hlau hlau; ntxiv rau, nws cov coefficient ntawm thermal expansion phim ntawm cov optical cable sheath, tiv thaiv kev poob micro-bending los ntawm kev hloov pauv kub. Cov khoom no tau raug xa mus rau hauv qhov project transoceanic optical cable, qhov twg hloov hlau hlau txo tag nrho cov cable hnyav los ntawm 35% thiab nce kev teeb tsa efficiency los ntawm 20%.
Yangtze Optical Fibre thiab Cable (YOFC) kuj tseem tab tom txhim kho kev tsim cov basalt fiber-reinforced optical cables. Cov ntaub ntawv sim uas tau tso tawm thaum ntxov xyoo 2026 qhia tau tias cov cables optical hauv av siv BFRP reinforcement cores tau pom tias muaj kev txo qis ntxiv tsawg dua 0.05 dB / km thaum lub sijhawm sim thermal cycling txij li -40 ° C txog 70 ° C, ua tau zoo dua li cov kev daws teeb meem aramid.
Cov Khoom Siv Hluav Taws Xob thiab Cov Qhov Lim
Cov lim dej 5G thiab cov qhov yuav tsum tau cov ntaub ntawv uas muaj hluav taws xob conductivity siab thiab tsis tshua muaj teeb liab poob. Txawm hais tias cov hlau feem ntau siv, lawv yuav tsum muaj kev ua tiav siab, cov nqi siab, thiab qhov hnyav tseem ceeb. Cov khoom sib xyaw ua los ntawm cov hlau basalt fiber muab lwm txoj hauv kev zoo rau cov qhov hlau. Xyoo 2025, Wuhan Fingu Electronic Technology Co., Ltd. tau xa daim ntawv pov thawj rau "cov khoom siv hluav taws xob basalt fiber thiab nws daim ntawv thov hauv cov lim dej"; cov txheej txheem cuam tshuam nrog kev tsim cov txheej txheem conductive ntawm qhov chaw ntawm cov ntaub basalt fiber ntawm electroless tooj liab plating, ua raws li kev nias molding rau hauv cov qhov lim dej. Kev sim qhia tau hais tias qhov chaw Q-factor hauv 2.6 GHz zaus band yog sib piv rau cov ntawm cov qhov txhuas, thaum qhov hnyav raug txo los ntawm 50% thiab tus nqi kwv yees li 30%.
Tsis tas li ntawd xwb, cov qauv txhawb nqa sab hauv ntawm lub antenna xav tau lub zog dielectric siab. Cov ntawv pov thawj muaj rau cov khoom sib xyaw ua ke ntawm cov fiber basalt nrog polytetrafluoroethylene (PTFE) los tsim cov spacers qis-dielectric-loss siv rau kev sib cais thiab kev txhawb nqa ntawm cov laug cam antenna.
Kev Sib Koom Ua Ke ntawm Cov Peev Xwm Nqus Tau Ntxaib Thiab Cov Peev Xwm Xa Tau Ntxaib
Cov khoom siv sib txuas lus niaj hnub xav tau cov khoom siv uas yog ob qho tib si xa-nthwv dej kom tso cai rau cov teeb liab hla (xws li radomes) thiab nqus-nthwv dej kom tshem tawm cov teeb liab tsis xav tau lossis clutter (xws li hauv qhov). Los ntawm kev hloov kho qhov chaw, basalt fibers tuaj yeem tsim los ua ob qho tib si ua haujlwm tib lub sijhawm. Kev tshawb fawb luam tawm xyoo 2025 los ntawm Shenzhen Institute of Advanced Technology (SIAT), Suav Academy of Sciences, tau qhia txog kev loj hlob ntawm nickel-cobalt nano-arrays ntawm qhov chaw ntawm basalt fibers. Qhov kev hloov kho no tau muab cov fibers nrog qhov nruab nrab microwave absorption kev ua tau zoo ntawm 15 dB hauv 8-18 GHz zaus ntau yam, thaum khaws cia lawv lub zog kho tshuab thiab cov khoom qis-dielectric. Cov fibers ua haujlwm no tuaj yeem tsim rau hauv microwave-absorbing thaj ua rau daim ntawv thov rau ntawm phab ntsa sab hauv ntawm qhov chaw nres tsheb hauv paus, ua kom zoo suppressing harmonic cuam tshuam.
Hais txog cov qauv uas sib xyaw ua ke uas pom tseeb thiab nqus tau nthwv dej, ib qho kev tsim qauv patent siv ntau txheej gradient configuration: ib txheej sab nraud ntawm cov fiber basalt/resin uas tsis tau hloov kho (nthwv dej-pom tseeb) thiab ib txheej sab hauv ntawm cov fiber/resin uas nqus tau nthwv dej uas hloov kho, tsim los ntawm kev sib xyaw ua ke. Cov qauv no tib lub sijhawm tiv thaiv lub antenna los ntawm kev puas tsuaj ntawm ib puag ncig thiab nqus cov khoom seem hauv qhov.
Cov Ntaub Ntawv Siv Tau
1. ZTE 5G Chaw Nres Tsheb Radomes: Thaum ntxov xyoo 2026, ZTE tshaj tawm kev sim siv cov basalt fiber composite radomes hauv kev xa tawm 5G network. Cov txiaj ntsig ntawm kev sim qhia tau hais tias, piv rau cov fiberglass (FRP) radomes ib txwm muaj, qhov ntau ntawm kev npog teeb liab nce ntxiv kwv yees li 8%; ntxiv rau, cov khoom siv tsis qhia txog kev puas tsuaj ntawm qhov chaw lossis kev puas tsuaj ntawm cov khoom dielectric tom qab rau lub hlis ntawm kev raug sab nraum zoov.
2. Hengtong Optic-Electric "Basalt Fiber Optical Cable": Thaum kawg ntawm xyoo 2025, Hengtong Optic-Electric tau tso tawm ADSS (All-Dielectric Self-Supporting) optical cable uas muaj lub hauv paus basalt fiber reinforcing, tsim rau cov kab hluav taws xob saum toj kawg nkaus. Piv rau cov cables aramid-reinforced ib txwm muaj, cov khoom no muab kev txo nqi kwv yees li 15% thiab nce 10% ntawm lub zog tensile; nws twb yeej kev twv rau cov haujlwm sib txuas lus hauv ntau lub xeev.
3. DaFu Technology Filter Cavities: Xyoo 2025, DaFu Technology tau tsim ib pawg me me ntawm cov basalt fiber composite filter cavities rau kev siv hauv cov chaw tsim khoom tshwj xeeb 5G chaw nres tsheb. Cov lus tawm tswv yim ntawm cov neeg siv khoom qhia tias qhov hnyav tag nrho ntawm lub tshuab poob qis 1.2 kg thiab kev ua haujlwm zoo dua li qhov xav tau (ua tiav los ntawm kev txhim kho cov thermal conductivity ntawm cov fiber los ntawm kev ntxiv cov khoom sau).
Peb Qhov Teeb Meem Rau Kev Txais Yuav Siv Ntau Yam
1. Kev ruaj khov ntawm cov khoom dielectric. Kev hloov pauv ntawm cov khoom siv raw basalt ua rau muaj kev hloov pauv ntawm cov fiber dielectric tas li (kwv yees li ± 0.2). Rau cov khoom siv RF nrog cov lus qhia nruj, qhov no yuav tsum tau kuaj xyuas cov khoom siv raw ntxiv thiab kev tshuaj xyuas hauv kab, yog li ua rau cov nqi nce siab. 2. Cov nqi txheej txheem metallization ntawm qhov chaw. Electroless tooj liab lossis nickel plating ntawm cov fiber nto - siv rau cov qhov hluav taws xob tiv thaiv electromagnetic - ua rau cov nqi ua tiav siab, thiab kev sib txuas ntev ntawm cov txheej thiab cov resin xav tau kev lees paub ntxiv.
3. Lub voj voog ntev ntawm daim ntawv pov thawj kev lag luam. Cov khoom siv sib txuas lus yuav tsum dhau qhov kev sim nkag mus rau hauv network uas cov neeg teb xov tooj ua; txhua qhov kev hloov pauv ntawm cov ntaub ntawv yuav tsum tau rov ua daim ntawv pov thawj dua. Cov txheej txheem no tuaj yeem siv sijhawm 6 txog 12 lub hlis, ua rau kev siv cov thev naus laus zis tshiab tsis tau sai.
Hauv kev lag luam khoom siv sib txuas lus, basalt fiber tab tom hloov ntawm qhov chaw ncig mus rau qhov tseem ceeb. Los ntawm radomes mus rau cov khoom siv fiber ntau optical, thiab los ntawm cov qhov lim dej mus rau cov thaj chaw nqus dej, nws tau ruaj ntseg txoj haujlwm tseem ceeb hauv kev sib txuas lus zaus siab ua tsaug rau nws cov txiaj ntsig ua ke ntawm cov khoom dielectric qis, qhov sib dua, thiab kev tiv thaiv huab cua.
Tseem muaj peb qhov teeb meem loj: kev ruaj khov ntawm dielectric, cov nqi metallization, thiab cov voj voog ntawv pov thawj. Txawm li cas los xij, nrog rau kev nthuav dav ntawm 5G thiab kev pib ntawm 6G ua ntej kev tshawb fawb, kev lag luam kev sib txuas lus xav tau cov ntaub ntawv tshiab yog qhov ceev dua puas tau. Basalt fiber muaj peev xwm los ua qhov kev xaiv khoom siv tseem ceeb rau kev ua kom muaj kev sib kis sai dua thiab ruaj khov dua.
Yav Tom Ntej Kev Xav Tau
Ua ntej, kev tsim cov fiber basalt uas tsis muaj dielectric ntau. Raws li 5G thiab 6G thev naus laus zis hloov zuj zus, qhov kev thov rau cov fibers uas muaj dielectric tas li hauv qab 4.0 thiab qhov poob tangent hauv qab 0.005 tab tom nce siab; kev daws teeb meem sib xws ntawm cov khoom sib txawv yuav ua rau muaj kev siv loj.
Qhov thib ob, hloov cov tswv cuab uas twb muaj lawm ntawm cov xov hluav taws xob optical cable. Kuv lub teb chaws qhov kev thov txhua xyoo rau cov xov hluav taws xob optical khiav mus rau ntau pua lab tus fiber-kilometers; BFRP (Basalt Fiber Reinforced Polymer) cov tswv cuab muaj zog muab cov txiaj ntsig zoo hauv tus nqi, qhov hnyav, thiab kev tiv thaiv corrosion, qhia txog lub peev xwm loj heev rau kev hloov pauv kev ua lag luam.
Qhov thib peb, kev sib xyaw ua ke ntawm cov khoom sib kis thiab cov khoom nqus dej. Kev sib xyaw ua ke ntawm radome thiab txheej nqus dej sab hauv rau hauv ib qho pwm tuaj yeem txo cov kauj ruam sib dhos thiab txo cov nqi, ua rau nws zoo tagnrho rau kev tsim khoom ntau.