2024 Tus sau: Beatrice Philips | [email protected]. Kawg hloov kho: 2023-12-16 05:41
Nws yuav zoo li ntau yam uas nws tsis tseem ceeb heev kom paub txhua yam txog delta ntoo thiab nws yog dab tsi. Txawm li cas los xij, qhov kev xav no tsis yog qhov tseeb. Cov yam ntxwv ntawm kev ya dav hlau lignofol ua rau nws muaj txiaj ntsig zoo, thiab nws tsis yog tsuas yog cov khoom siv dav hlau dawb huv: nws muaj lwm yam siv thiab.
Nws yog dab tsi?
Keeb kwm ntawm cov khoom siv xws li ntoo ntoo rov qab mus rau thawj ib nrab ntawm xyoo pua 20th. Lub sijhawm ntawd, kev tsim kho sai ntawm lub dav hlau tau nqus ntau ntawm cov txhuas txhuas, uas tsis muaj khoom txaus, tshwj xeeb hauv peb lub tebchaws . Yog li ntawd, kev siv tag nrho cov ntoo ntawm cov qauv dav hlau tau dhau los ua qhov ntsuas tsim nyog. Thiab delta ntoo tau pom meej zoo haum rau lub hom phiaj no tshaj li cov qib siab tshaj plaws ntawm cov ntoo uas pom zoo. Nws tau siv tshwj xeeb tshaj yog thaum lub xyoo ua tsov rog, thaum cov dav hlau xav tau ntau ntxiv.
Ntoo Delta kuj muaj cov lej ua piv txwv:
- lignofol;
- "Cov ntoo ua kom zoo" (hauv cov lus ntawm xyoo 1930-1940s);
- ntoo-laminated yas (ntau dua, ib yam ntawm cov khoom hauv pawg khoom no);
- balinitis;
- ДСП-10 (xaiv nyob rau hauv tus lej ntawm cov qauv niaj hnub no thiab cov txheej txheem thev naus laus zis).
Kev siv tshuab ntau lawm
Delta ntoo ntau lawm tau tswj hwm los ntawm GOST thaum ntxov li xyoo 1941. Nws yog ib txwm coj los cais ob pawg qeb: A thiab B, raws li lub cev thiab lub tshuab tsis siv neeg . Txij thaum pib los, ntoo ntoo tau txais los ntawm cov veneer nrog cov tuab ntawm 0.05 cm. Qhov siab ib mm2 yog los ntawm 1 txog 1.1 kg.
Raws li qhov tshwm sim, qhov kawg lub zog tensile tau mus txog 27 kg rau 1 mm2. Qhov no tsis zoo dua li cov hlau "D-16", tau txais los ntawm txhuas, tab sis pom meej zoo dua li ntawm ntoo thuv.
Tam sim no Delta ntoo tau tsim los ntawm cov ntoo veneer, kuj los ntawm kub nias. Lub veneer yuav tsum tau impregnated nrog cob.
Cov dej cawv cawv "SBS-1" lossis "SKS-1" yuav tsum tau ua , hydroalcoholic composite resins kuj tseem siv tau: lawv tau xaiv "SBS-2" lossis "SKS-2".
Veneer nias yuav siv qhov chaw nyob hauv qhov siab ntawm 90-100 kg rau 1 cm2 . Kev ua haujlwm kub yog kwv yees li 150 degrees. Qhov tuab tuab ntawm veneer txawv ntawm 0.05 txog 0.07 cm.
Muaj tso 10 daim ntawv raws li "raws li cov nplej" tus qauv, koj yuav tsum muab 1 daim ntawv tso rau hauv txoj kev rov qab.
Delta ntoo muaj 80 txog 88% veneer . Kev faib tawm ntawm cov tshuaj uas muaj ntxhia suav txog 12-20% ntawm qhov hnyav ntawm cov khoom tiav. Qhov nqus tshwj xeeb yuav yog los ntawm 1.25 txog 1.4 grams rau 1 cm2. Txuj kev khiav hauj lwm cov av noo yog 5-7%. Cov khoom siv zoo yuav tsum tau ua kom txaus nrog dej ntau tshaj 3% hauv ib hnub.
Nws tseem yog tus yam ntxwv los ntawm:
- tsis kam ua rau pom ntawm cov kab mob fungal;
- yooj yim ntawm kev ua haujlwm hauv ntau txoj hauv kev;
- yooj yim ntawm gluing nrog kua nplaum raws li cob lossis urea.
Cov ntawv thov
Yav dhau los, ntoo ntoo tau siv hauv kev tsim khoom ntawm LaGG-3. Ntawm nws lub hauv paus, ib feem ntawm lub fuselages thiab tis tau ua hauv lub dav hlau tsim los ntawm Ilyushin thiab Yakovlev. Rau qhov laj thawj ntawm kev lag luam ntawm cov hlau, cov khoom siv no kuj tau siv kom tau txais cov tshuab ib feem.
Muaj cov ntaub ntawv hais tias huab cua rudders tau ua los ntawm cov ntoo-ntoo, uas tau muab tso rau thawj theem ntawm P7 foob pob hluav taws. Tab sis cov ntaub ntawv no tsis tau lees paub los ntawm ib yam dab tsi.
Txawm li cas los xij, peb tuaj yeem hais qhov tseeb tias qee cov chav rooj tog tau ua los ntawm cov ntoo ntoo. Cov no yog cov txheej txheem raug rau qhov hnyav. Lwm cov khoom siv zoo sib xws yog qhov tsim nyog tau txais kev txhawb nqa insulators. Lawv tau muab tso rau ntawm lub trolleybus thiab qee zaum ntawm tram network. Delta-ntoo ntawm pawg A, B thiab Aj tuaj yeem siv rau kev tsim cov khoom siv hluav taws xob hauv dav hlau, siv los ua cov khoom siv rau kev tsim cov khoom tuag rau kev ua cov hlau tsis muaj hlau.
Kev xeem ntawv pov thawj yog ua tiav ntawm 10% ntawm cov laug cam hauv ib qho nias-haum pob. Koj yuav tsum nrhiav kom paub:
- qib ntawm kev tsis kam mus rau qhov ntev nro thiab nrawm;
- kev txav mus los ntawm kev sib tsoo hauv lub dav hlau sib luag rau cov qauv ntawm cov haujlwm;
- tsis kam mus rau dabtsi yog khoov dabtsi;
- ua raws li cov cai tswj rau cov av noo thiab ntau qhov ntom ntom.
Cov dej noo ntawm cov ntoo delta tau txiav txim siab tom qab ntsuas qhov ntsuas . Qhov ntsuas no yog txiav txim siab ntawm cov qauv 150x150x150 mm. Lawv raug tsoo thiab muab tso rau hauv cov thawv nrog lub hau qhib. Raug nyob rau hauv lub qhov cub kom qhuav ntawm 100-105 degrees yog 12 teev, thiab kev ntsuas ntsuas yuav tsum tau ua ntawm qhov sib npaug nrog qhov ua yuam kev tsis pub ntau tshaj 0.01 grams. Kev suav qhov tseeb yuav tsum tau ua nrog qhov yuam kev ntawm 0.1%.
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