Hunhu hwezvinhu zvakagadzirwa neshinda hunotongwa neshinda. Izvi zvinoreva kuti kana maresini nemashinda zvabatanidzwa, hunhu hwazvo hwakafanana zvikuru nehunhu hweshinda imwe neimwe. Ruzivo rwekuyedza runoratidza kuti zvinhu zvakasimbiswa neshinda ndizvo zvinotakura mutoro wakawanda. Saka, kusarudza machira kwakakosha pakugadzira zvivakwa zvakagadzirwa neshinda.
Tanga maitiro acho nekusarudza rudzi rwekusimbisa runodiwa pabasa rako. Mugadziri wemazuva ese anogona kusarudza kubva kumhando nhatu dzakajairika dzekusimbisa: girazi fiber, kabhoni fiber uye Kevlar® (aramid fiber). Girazi fiber inowanzo kuve sarudzo yepasi rose, nepo kabhoni fiber ichipa kuomarara kwakanyanya uye Kevlar® inodzivirira kukwesha zvakanyanya. Rangarira kuti mhando dzemachira dzinogona kusanganiswa muma laminates kuti dzigadzire ma hybrid stacks anopa mabhenefiti ezvinhu zvinopfuura chimwe.
Kusimbisa Fiberglass
Fiberglass chinhu chinozivikanwa. Fiberglass ndiyo hwaro hweindasitiri yezvekusanganisa zvinhu. Yave ichishandiswa mumabasa akawanda ezvekusanganisa zvinhu kubva kuma1950 uye hunhu hwayo hwepanyama hunonzwisiswa zvakanaka. Fiberglass yakareruka, ine simba rekumanikidza uye rine mwero, inogona kutsungirira kukuvara uye kutenderera, uye iri nyore kubata. Zvigadzirwa zvinobuda mukugadzirwa zvinozivikanwa sezvigadzirwa zvefiberglass reinforced plastic (FRP). Yakajairika munzvimbo dzese dzehupenyu. Chikonzero nei ichinzi fiberglass ndechekuti rudzi urwu rwefiber filament inogadzirwa nekunyungudutsa quartz nezvimwe zvinhu zveore pakupisa kwakanyanya kuita slurry yegirazi. Uye yozoburitswa ne high speed filaments. Rudzi urwu rwefiber runokonzerwa nekuumbwa kwezvakasiyana siyana. Zvakanakira inodzivirira kupisa, kuramba ngura, simba guru. Insulation yakanaka. Uye carbon fiber ine dambudziko rimwe chete nekuti chigadzirwa chacho chinopfava. Ductility isina kunaka. Haiparadzi kupfeka. Parizvino, insulation, kuchengetedza kupisa, anti-corrosion nyore uye mimwe minda yakawanda ine kushandiswa kwegirazi fiber reinforced plastic.
Fiberglass ndiyo inonyanya kushandiswa pamhando dzese dziripo. Izvi zvinonyanya kukonzerwa nekudhura kwayo kwakaderera uye hunhu hwayo hwemuviri huri pakati nepakati. Fiberglass yakakodzera mapurojekiti ezuva nezuva uye zvikamu zvisingade jira refiber rinoda simba rakawanda kuti riwedzere kusimba uye kugara kwenguva refu.
Kuti fiberglass iwedzere simba rayo, inogona kushandiswa nema epoxy resins uye inogona kugadziriswa uchishandisa nzira dzakajairwa dzekunamisa. Yakakodzera kushandiswa muindasitiri dzemotokari, dzemugungwa, dzekuvaka, dzemakemikari nedzemuchadenga uye inowanzoshandiswa mumitambo.
Kusimbisa Aramid Fiber
Aramid fiber imusanganiswa wemakemikari wepamusoro-soro. Ine simba rakawanda, inodzivirira kupisa kwakanyanya, inodzivirira ngura, huremu hwakareruka nezvimwe zvinhu, uye ndeimwe yezvinhu zvakakosha muindasitiri yekudzivirira. Kune akawanda mashandisirwo mumidziyo isingapindi mabara, michina yekubhururuka.
Mafiber eAramid ndeimwe yemafiber ekutanga ekugadzira zvinhu zvine simba guru akagamuchirwa muindasitiri yefiber-reinforced plastics (FRP). Mafiber epara-aramid emhando yeComposite akareruka, ane simba rakanaka rekusunga, uye anoonekwa seanodzivirira kukuvadzwa kana kukuvadzwa. Mashandisirwo akajairika anosanganisira mahudyu akareruka akadai semakayak nemacanoes, mapaneru efuselage endege nemidziyo yekumanikidza, magirovhosi anodzivirira kuchekwa, mavesti asingapindi bulletproof nezvimwewo. Mafiber eAramid anoshandiswa nemaresini epoxy kana vinyl ester.
Kusimbiswa kweCarbon Fiber
Nekabhoni ine huwandu hwekabhoni hunopfuura 90%, kabhoni fiber ndiyo ine simba guru rekumanikidza muindasitiri yeFRP. Kutaura zvazviri, ine simba guru rekumanikidza uye rekuchinjika muindasitiri. Mushure mekugadzirisa, mafiber aya anosanganiswa kuti agadzire zvinhu zvinosimbisa kabhoni fiber zvakaita semachira nematoyi. Kusimbisa kabhoni fiber kunopa simba rakasiyana uye kuomarara kwakafanana, uye kazhinji kunodhura kupfuura zvimwe zvinosimbisa kabhoni.
Kuti kabhoni fiber iwedzere simba rayo, inofanira kushandiswa nema epoxy resins uye inogona kugadziriswa uchishandisa nzira dzakajairwa dzekunamisa. Yakakodzera kushandiswa mumotokari, mugungwa uye mundege uye inowanzoshandiswa mumitambo.
Nguva yekutumira: Zvita-13-2023



