Aerospace
01
7 Lub Ib Hlis 2019
Kev txheeb xyuas cov txiaj ntsig kev lag luam ntawm qhov hnyav txo ntawm ntau lub dav hlau
Hom | Cov txiaj ntsig (USD / KG) |
Lub teeb civil aircraft | 59 |
nyoob hoom qav taub | 99 |
aircraft cav | 450 |
Mainline aircraft | 440 |
Supersonic civil aircraft | 987 ua |
Lub ntiaj teb qis orbit satellite | 2000 |
Geostationary satellite | 20000 |
chaw shuttle | 30000 |
Piv nrog cov khoom siv pa, kev sivcarbon fiber ntau Composites tuaj yeem txo qhov hnyav ntawm dav hlau los ntawm 20% - 40%; Nyob rau tib lub sijhawm, cov khoom siv sib xyaw kuj kov yeej qhov tsis txaus ntawm cov khoom siv hlau uas ua rau qaug zog thiab corrosion, thiab ua rau kom muaj zog ntawm cov dav hlau; Daim ntawv muaj peev xwm zoo ntawm cov ntaub ntawv sib xyaw tuaj yeem txo qis tus nqi tsim qauv thiab cov nqi tsim khoom.
Vim nws cov khoom siv tsis tuaj yeem hloov pauv hauv cov qauv teeb pom kev zoo, cov pa roj carbon fiber ntau tau siv dav thiab tsim kho sai hauv kev siv tub rog aviation. Txij li thaum xyoo 1970, cov tub rog txawv teb chaws tau siv cov khoom sib xyaw los ntawm kev tsim cov khoom ntawm tus Tsov tus tw mus rau niaj hnub no siv nyob rau hauv tis, flaps, pem hauv ntej fuselage, nruab nrab fuselage, fairing, thiab lwm yam. Txij li thaum xyoo 1969, kev noj cov roj carbon fiber ntau rau F14A. fighter aircraft nyob rau hauv lub tebchaws United States tau tsuas yog 1%, thiab kev noj ntawm carbon fiber composites rau lub thib plaub tiam fighter aircraft sawv cev los ntawm lub F-22 thiab F35 nyob rau hauv lub tebchaws United States tau mus txog 24% thiab 36%. Nyob rau hauv lub B-2 stealth strategic bomber nyob rau hauv lub tebchaws United States, qhov kev faib ua feem ntawm carbon fiber composites tau ntau tshaj 50%, thiab kev siv lub qhov ntswg, Tail, tis daim tawv nqaij, thiab lwm yam. Kev siv cov khoom sib xyaw ua ke tuaj yeem tsis tsuas yog ua tiav lub teeb yuag thiab tsim kev ywj pheej loj, tab sis kuj txo cov naj npawb ntawm cov khoom, txo cov nqi tsim khoom thiab txhim kho kev tsim khoom. Kev siv cov khoom sib xyaw ua ke hauv Tuam Tshoj cov tub rog dav hlau tau nce xyoo los ntawm xyoo.
0102 ib03
Txoj kev loj hlob ntawm cov khoom siv sib xyaw ua ke hauv kev lag luam dav hlau
Lub sij hawm | Tus nqi ntawm cov khoom siv sib xyaw siv |
Xyoo 1988-1998 | 5-6% |
Xyoo 1997-2005 | 10-15% |
Xyoo 2002-2012 | nees nkaum peb% |
Xyoo 2006-2015 | 50+ |
Qhov kev faib ua feem ntawm cov khoom siv sib xyaw siv los ntawm UAVs yog qhov siab tshaj plaws ntawm txhua lub dav hlau. 65% ntawm cov ntaub ntawv sib xyaw yog siv los ntawm Ntiaj Teb Hawk aerial long-endurance unmanned reconnaissance aircraft hauv Tebchaws Meskas, thiab 90% ntawm cov ntaub ntawv sib xyaw yog siv rau X-45C, X-47B, "Neuron" thiab "Raytheon".
Nyob rau hauv cov nqe lus ntawm launching tsheb thiab lub tswv yim missiles, "Pegasus", "Delta" launch tsheb, "Trident" II (D5), "dwarf" missiles thiab lwm yam qauv; Teb Chaws Asmeskas lub hom phiaj missile MX intercontinental missile thiab Lavxias teb sab tswv yim missile "Topol" M missile tag nrho siv advanced composite launcher.
Los ntawm kev xav ntawm lub ntiaj teb carbon fiber kev lag luam kev loj hlob, aerospace thiab tiv thaiv kev lag luam yog cov tseem ceeb tshaj plaws daim ntawv thov teb ntawm carbon fiber, nrog rau kev siv accounting txog li 30% ntawm lub ntiaj teb no tus tag nrho noj thiab tso zis nqi accounting rau 50% ntawm lub ntiaj teb no.
ZBRHONyog ib lub chaw tsim khoom ntawm cov ntaub ntawv sib xyaw ua ke hauv Suav teb, nrog rau R & D muaj zog thiab muaj peev xwm tsim cov khoom sib xyaw, thiab yog koj qhov chaw muab kev pabcuam ib leeg rau cov ntaub ntawv sib xyaw.
Yam khoom: ncaj qha roving;fiberglass ntaub.
Cov txheej txheem cuam tshuam: tes nteg; resin infusion molding (RTM) txheej txheem lamination.