Munguva yanhasi yekukurumidza kufambira mberi tekinoroji, carbon fiber macomposites ari kuzviitira mazita ari muminda yakasarudzika nekuda kwekuita kwavo kwakakwirira. Kubva pane yakakwirira-yekuguma-magumo ekunyorera kune zvinodiwa zvezuva nezuva zvezvinhu zvemitambo, carbon fiber carosites yakaratidza kugona kukuru. Nekudaro, kugadzirira high-performance carbon fiber compositi, kurapwa kwecarbon fibersidanho rakakosha.
Carbon fiber surpale electron microscope picha
Carbon fiber, yakakwirira-mashandiro fiber zvinhu, ine zvakawanda zvinowirirana zvivakwa. Iyo inonyanya kuumbwa kabhoni uye ine yakarongedzwa firitary chimiro. Kubva padanho rekuona kweiyo nzvimbo yemukati, pamusoro pekaroni fiber yakanyanya kutsiga uye ine mashoma anoshanda mapoka anoshanda. Izvi zvinokonzerwa nenyaya yekuti panguva yekugadzirira kweCarbon Fibers, yakakwira-tembiricha carbonization uye mamwe marapirwo anoita kuti nzvimbo yekarabhu yemazita anounza imwe inert State. Ichi chivakwa chepamusoro chinounza nhevedzano yematambudziko kuGreatment yeCarbon Fiber Compositi.
Iyo yakatsiga inoshomeka inoita chisungo pakati pe carbon fiber uye matrix zvinhu zvisina kusimba. Mukugadzirira kweiyo manyoro, zvakaoma kuti matrix zvinyorwa kuumba chisungo chakasimba pane iyocarbon fiber, iyo inokanganisa kuita kwese kwezvinhu zvakaumbwa. Kechipiri, kushomeka kwemapoka anoshanda anoshanda anogumisa maitiro emakemikari pakati peCarbon fibers uye matrix zvinhu. Izvi zvinoita kuti kusungwa kwekubatana pakati pevaviri vacho vanonyanya kuvimba nemaune mumuviri, sekumuchina kumabhesheni, etc., iyo kazhinji haina kugadzikana zvakakwana uye inowanzo kupatsanurwa kana yakaiswa mumasimba ekunze.
Schematic Diagram yemurikisi yekusimbisa kweCarbon Fiber jira neCarbon Nanotubes
Kuti ugadzirise matambudziko aya, kurapwa kwebasa remabhonzo carbon kunoitwa. Activatedcarbon fibersRatidza shanduko dzakakosha mune dzinoverengeka zvikamu.
Activation kurapwa kunowedzera pamusoro pehukama hwekaroni carbon. Kuburikidza nemakemikari oxidation, plasma kurapwa uye dzimwe nzira, mitezo madiki uye maGrooves inogona kuiswa mukati mekaroni yekaroni, kugadzira nzvimbo yakaoma. Iyi nzvimbo yakajeka inowedzera nzvimbo yekuonana pakati pekabhoni fiber uye zvinhu zvakadzikira, izvo zvinovandudza chisungo chezvikamu pakati pezviviri. Kana zvinyorwa zvematrix zvichisungirwa kuCarbon fiber, zvinogoneka zviri nani mune izvi zvakashata zvivakwa, kugadzira chisungo chakasimba.
Iyo activation kurapwa kunogona kusuma huwandu hwemapoka anoshanda anoshanda pamusoro pekaroni fiber. Aya mapoka anoshanda anogona kuita nemakemikari nemapoka anoenderana anoshanda muzvinyorwa zvematrix kuti aumbe makemikari zvisungo. Semuenzaniso, oxidation kurapwa kunogona kuunza hydroxyl mapoka, carboxyl mapoka uye mamwe mapoka anoshanda pamusoro pecarbon fibles, iyo inogona kuita neiyoepoxymapoka ari mumapoka ematrix uye achienderera mberi kuti aumbe zvisungo zvinovharira. Simba remitambo yemakemikari rakakwira kupfuura iro rekusungwa mumuviri, iro rinovandudza kwazvo kusimba kusimba pakati pekabhoni fiber uye zvinyorwa zvematrix.
Simba rekumusoro reiyo yakagadziriswa carbon fiber zvakare inowedzera zvakanyanya. Kuwedzera kwesimba repamusoro kunoita kuti zvive nyore kune carbon fiber kuti isimbe neiyo matsrix zvinyorwa, nekudaro inofambisa kupararira uye kupinzwa kwezvinhu zvematrix pamusoro pekabhoni fiber. Mukuita kwekutanga kugadzirira manyadzo, zvinyorwa zvematrix zvinogona kugoverwa zvakanyanya kutenderedza macaboni kuti aumbe chimiro chakawandisa. Izvi hazvingovandudze chete michina yezvinyorwa zvezvinyorwa zvezvinyorwa, asi zvakare zvinovandudza zvimwe zvinhu zvacho, zvakadai secorosion kuramba uye kugadzikana kwekunyora.
Activated carbon fibers ine akawanda zvakanakira kugadzirira kwe carbon fiber carosite.
Maererano nezvimiro zvekushandisa, kusanganisa kusimba kusimba pakati peiyo yakagadziriswacarbon fibersUye zvinyorwa zvematrix zvine rudzorwidzwa kwazvo, runoita kuti vabatanidze kuti vaendese kudzora kudzikisira kana kuiswa pasi pemasimba ekunze. Izvi zvinoreva kuti maitiro emuchina emamendi akadai sesimba uye modulus yakanyanya kuvandudzwa zvakanyanya. Semuenzaniso, munhamba yeAerospace, izvo zvinoda zvakanyanyisa mashini, zvikamu zverege zvakanyanyisa Mumunda wezvinhu zvemitambo, senge mabhasiketi mapuranga, gorofu makirabhu, etc., akaomeserwa maCarbon fiber manyoro uye kuomarara, achideredza uremu uye kugadzirisa ruzivo rwevatambi.
Panyaya yeCorrosion Rishance, nekuda kwekutanga kwemapoka anoshanda pane pamusoro peakasungwa carbon fibles Mune mamwe mamiriro ekunze akaomesesa, senge nharaunda yemarembo, indasitiri yemakemikari, nezvimwe, iyo yakagadziriswacarbon fiber carositeZvirinani kuramba kugura kwezvenhau dzinoora uye kuwedzera hupenyu hwebasa. Uku ndiko kukosha kukuru kwemamwe michina uye zvivakwa zvinoshandiswa munzvimbo dzine hutsinye kwenguva yakareba.
Panyaya yekukurudzirwa kwekunyora Pasi pemamiriro ekunze epamusoro, iwo manyoro anokwanisa kuchengeta zviripo zvemakanika uye kudzikama kudzikama, uye hazvina kuderera kugadziridzwa nekukuvara. Izvi zvinoita kuti vagadziri vekaroni fiber tarisiro tarisiro yekunyora mune yakakwirira-tembiricha yekunyora, yakadai seinjini enjini enjini uye manhamba ekufambisa anopisa zvikamu.
Panyaya yekugadzirisa performance, iyo yakagadziriswa carbon fibers yakawedzera nzvimbo yekuita uye iri nani kuenderana neiyo matrix zvinyorwa. Izvi zvinoita kuti zvive nyore kune zvinyorwa zvematrix kuti vapinde uye kurapa pamusoro pekaroni fiber panguva yekugadzirira zvinhu zvakaumbwa, nekudaro kuvandudza kushanda kweiyo uye chigadzirwa. Panguva imwecheteyo, iko kugadzirwa kweiyo yakagadziriswa carbon fiber makomposhi inovandudzwa zvakare, ichivabvumidza kuti igadzirwe kuti dzigadziriswe zvakasiyana uye kusangana zvakasiyana-siyana zveinjiniya.
Saka, kurapwa kwecarbon fibersIcho chinobatanidza kiyi mukugadzirira kweakakwirira-perinoita carbon fiber carositi. Kuburikidza neyekuita mari, chimiro chechiso chekaroni fiber zvinogona kuvandudzwa kuti uwedzere kuomarara, nekuvandudza simba rekubatanidza, kuti rinyorese kusimba kwekaroni fiber uye matrix, uye isa hwaro Kuti ugadziriro ye carbon fiber fiber compositi ine manhamba akanakisa, kupokana, kugadzikana kwekunyora uye kuita kwekugadzirisa. Nekuenderera mberi kwesainzi kwesainzi uye tekinoroji, zvinotendwa kuti kabhoni fiber activation tekinoroji icharamba ichivandudza uye kukudziridza, ichipa rutsigiro rwakasimba rwekushandisa kabhoni fiber fiber carvies.
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Kutumira Nguva: Sep-04-2024