Kuna iya tunanin? Wani “kayan sararin samaniya” wanda aka taɓa amfani da shi a cikin tukwanen roka da ruwan injin turbine yanzu yana sake rubuta tarihin ƙarfafa ginin - yana dacarbon fiber raga.
- Genetics Aerospace a cikin 1960s:
Samar da masana'antu na filament na fiber carbon ya ba da damar wannan abu, wanda ya fi ƙarfin ƙarfe sau tara amma kashi uku cikin huɗu mafi sauƙi, an gabatar da shi ga ɗan adam a karon farko. Da farko an keɓe shi don “ɓangarorin fitattu” kamar sararin samaniya da manyan kayan wasanni, ana saka shi ta amfani da dabarun masaku na gargajiya, amma yana da yuwuwar juya duniya.
- Juyin juya hali a cikin "yakin karfe":
Ƙarfafa raga na al'ada kamar "tsohuwar codger" na duniya na gine-gine: yana da nauyi kamar giwa (kimanin 25 kg a kowace murabba'in mita na ƙarfafa raga), kuma yana jin tsoron gishiri, ruwa, da lokaci - - Chloride ion yashwa yana haifar da ƙarfafa ƙarfin ƙarfe don faɗaɗa da fashe.
Fitowarcarbon fiber raga zanegaba daya karya matattu: ta hanyar saƙa + epoxy resin impregnation, yana sanya kauri daga cikin ƙarfafa Layer daga 5cm zuwa 1.5cm, nauyi ne kawai 1/4 na rebar, amma kuma resistant zuwa acid da alkali, ruwan teku, da kuma a cikin ƙarfafa gada a teku, babu wata alamar lalata shekaru 20.
Me yasa injiniyoyi suke gaggawar amfani da shi? An bayyana fa'idodin hardcore guda biyar
| Amfani | Gargajiya qarfe ƙarfafa / carbon fiber zane vs carbon fiber raga raga | Misalin rayuwa |
| Haske kamar gashin tsuntsu, mai ƙarfi kamar karfe | 15mm kauri mai kauri Layer na iya jure wa 3400MPa ƙarfi mai ƙarfi (daidai da sarauniya 1 don riƙe giwaye 3), 75% ya fi wuta fiye da rebar. | Kamar ginin don sa rigar "harsashi mai kariya", amma baya ƙara nauyi |
| Gina kamar zanen bango Mai sauƙi kamar | Babu waldi, dauri, turmi mai fesa kai tsaye, aikin ƙarfafa makaranta a birnin Beijing tare da shi don taƙaita lokacin gini da kashi 40% | Ajiye fiye da tiling, talakawa za su iya koya |
| Juriyar wuta don ginawa zuwa m | Ƙarfin zafin jiki na 400 ℃ ya kasance baya canzawa, haɓakar kantin sayar da kayayyaki ta hanyar karɓar wuta, yayin da mannen resin epoxy na gargajiya za a yi laushi a cikin 200 ℃ | Daidai da sanya "katimin wuta" zuwa ginin " |
| Shekaru dari ba mummunan 'preservative' ba | Carbon fiber abu ne marar amfani, ana amfani da shi a cikin masana'antar sinadarai a cikin yanayi mai ƙarfi na acid na tsawon shekaru 15 ba tare da lalacewa ba, yayin da rebar ya daɗe da tsatsa ya zama slag. | fiye da bakin karfe kuma yana jure wa masana'anta "alurar rigakafi" |
| Hanyoyi biyu anti-seismic "Maigidan Martial Arts" | madaidaiciya da madaidaiciyar hanya na iya kasancewa mai ƙarfi, bayan girgizar ƙasa, ginin makaranta ya ƙarfafa da shi, sannan ya ci karo da matakin girgizar ƙasa na 6 ba tare da sabbin fasa ba. | kamar ginin da aka sanye da "maɓuɓɓugan ruwa masu girgiza" |
jaddada:dole ne a yi amfani da ginin don dacewa da turmi polymer! An yi amfani da wata unguwa cikin kuskuren turmi na yau da kullun, wanda ya haifar da ƙaramar ƙararrawa na ganguna da faɗuwa - kamar yadda ake amfani da manne don manne gilashin, manne ba daidai ba ne da ɓarnawar aiki.
Daga Garin da aka haramta zuwa gadar Cross-Sea: Yana Canza Duniya Cikin nutsuwa
- “Bandigar Ganuwa” don Al’adun Al’adu da Gine-gine na Da:
Beyer Bau, ginin ƙarni a Technische Universität Dresden a Jamus, yana buƙatar ƙarfafawa cikin gaggawa saboda ƙarin kaya, amma yana ƙarƙashin takunkumin da aka sanya ta hanyar kariya ta tarihi. Injiniyoyi da 6mm lokacin farin ciki carbon fiber raga zane + bakin ciki Layer na turmi, a cikin kasan katako "manna" wani Layer na "m band-aid", ba kawai don haka da cewa load-hali iya aiki don bunkasa 50%, amma kuma bai canza ginin a cikin 'yar alamar asali bayyanar, har ma da Heritage Board masana sun yaba: "Kamar ga tsohuwar fuskar da za a yi wani scared face".
- Injiniyan zirga-zirga "super patch":
Florida, Amurka, ginshiƙan gada na giciye, an ƙarfafa shi da zanen fiber carbon fiber a cikin 2003, ƙarfin daga "rauni" ya karu da kashi 420%, kuma yanzu shekaru 20 bayan haka, guguwa suna da ƙarfi kamar dutse a bakin teku. Aikin titin tsibirin Hong Kong-Zhuhai-Macao na cikin gida, shi ma ya yi amfani da shi cikin nutsuwa don inganta tsarin, da zaizayar ruwan teku.
- "Makamin sihirin da ke juyar da shekaru" na tsofaffi da ƙananan ƙanana:
A cikin wata unguwa ta 80 a birnin Beijing, benen bene ya fashe sosai, kuma shirin farko shi ne rushewa da sake ginawa. Daga baya da carbon fiber raga raga + polymer turmi ƙarfafa, da kudin da murabba'in mita ne kawai 200 yuan, fiye da sake gina 80% na kudin ceto, da kuma yanzu mazauna sun ce: "ji gidan matasa 30 shekaru!
Gaba yana nan: Warkar da kai, saka idanu "kayan wayo" suna kan hanya
- “Likita mai warkarwa da kansa” a cikin kankare:
Masana kimiyya suna haɓaka ragamar fiber carbon wanda "warkar da kanta" - lokacin da microcracks ke faruwa a cikin tsari, ana iya amfani da raga azaman ƙarfafawa. - Lokacin da microcracks ya bayyana a cikin wani tsari, capsules a cikin kayan ya rushe don saki masu gyara gyara wanda ke cike da fashewa ta atomatik. Gwaje-gwaje a wani dakin gwaje-gwaje a Burtaniya ya nuna cewa kayan na iya tsawaita rayuwar siminti har zuwa shekaru 200.
- “Munduwa lafiya” don gine-gine:
yana shigar da firikwensin fiber-optic a cikincarbon fiber raga, kamar "wani agogo mai wayo" don gine-gine: wani gini mai mahimmanci a Shanghai yana amfani da shi don sa ido kan daidaitawa da tsagewa a cikin ainihin lokaci, kuma ana watsa bayanan kai tsaye zuwa ga ofishin kula da baya, wanda ya ninka sau 100 mafi inganci fiye da binciken gargajiya na gargajiya. Yana da inganci sau 100 fiye da duba jagora na gargajiya.
Nasiha mai hankali ga injiniyoyi da masu shi
1. Kayan aiki suna zaɓar wanda ya dace, sau biyu sakamakon tare da rabin ƙoƙarin:gane da kayayyakin da tensile ƙarfi ≥ 3400MPa da modulus na elasticity ≥ 230GPa, kuma za ka iya tambayar masana'antun samar da gwajin rahotanni.
2.Kada ka zama kasala wajen gini:Dole ne a goge saman tushe mai tsabta, kuma ya kamata a haxa turmi na polymer bisa ga rabo.
3. fifikon gyaran ginin tsohon gini:idan aka kwatanta da rushewa da sake ginawa, ƙarfafa raƙuman ƙwayar carbon fiber zai iya riƙe ainihin bayyanar ginin, amma kuma ya adana fiye da 60% na farashi.
Kammalawa
Lokacin da kayan aikin sararin samaniya "zuwa ƙasa" zuwa filin gine-gine, mun sami kwatsam: ƙarfafawar asali ba zai iya buƙatar yin ƙoƙari mai yawa ba, ainihin tsohon ginin kuma zai iya zama "ci gaba mai girma".Carbon fiber raga ragayana kama da "babban gwarzo" a cikin masana'antar gine-gine, tare da haske, karfi da halaye masu dorewa, don haka kowane tsohon ginin yana da damar sabunta rayuwarsa - kuma wannan na iya zama farkon juyin juya halin kayan aiki.
Lokacin aikawa: Juni-26-2025
