Ua hui pū ʻo Italian OEM a me Tier 1 ʻo Leonardo me ka ʻoihana CETMA R&D e hoʻomohala i nā mea hou, nā mīkini a me nā kaʻina hana, me ka welding induction no ka hoʻohui ʻana o ka thermoplastic composites ma ka pūnaewele.#Keʻano#cleansky#f-35
ʻO Leonardo Aerostructures, he alakaʻi i ka hana ʻana i nā mea i hoʻohui ʻia, hana i hoʻokahi ʻāpana fuselage barela no ka Boeing 787. Ke hana pū nei me CETMA e hoʻomohala i nā ʻenehana hou e pili ana i ka hoʻoheheʻe ʻana i ka hoʻomau (CCM) a me SQRTM (lalo).ʻenehana hana.Puna |ʻO Leonardo a me CETMA
Hoʻokumu ʻia kēia blog ma kaʻu nīnauele ʻana me Stefano Corvaglia, mea ʻenekinia waiwai, luna R&D a me ka manaʻo o ka ʻoihana hoʻolālā mokulele ʻo Leonardo (Grottaglie, Pomigliano, Foggia, Nola production facilities, southern Italy), a me kahi nīnauele me Dr. Silvio Pappadà, noiʻi. ʻenekinia a me ke poʻo.Papahana o ka launa pū ʻana ma waena o CETMA (Brindisi, Italia) a me Leonardo.
ʻO Leonardo (Roma, Italia) kekahi o nā mea pāʻani nui o ka honua i ka aerospace, pale a palekana, me ka huli ʻana o 13,8 biliona euros a ʻoi aku ma mua o 40,000 mau limahana ma ka honua holoʻokoʻa.Hāʻawi ka hui i nā hāʻina piha no ka ea, ka ʻāina, ke kai, ka lewa, ka pūnaewele a me ka palekana, a me nā ʻōnaehana unmanned ma ka honua holoʻokoʻa.ʻO ka hoʻopukapuka R&D a Leonardo ma kahi o 1.5 biliona euros (11% o ka loaʻa kālā 2019), ka lua ma ʻEulopa a me ka ʻehā ma ka honua e pili ana i ka noiʻi noiʻi ʻana i ka aerospace a me nā kahua pale.
Hoʻokumu ʻo Leonardo Aerostructures i hoʻokahi ʻāpana pahu fuselage composite no nā ʻāpana 44 a me 46 o ka Boeing 787 Dreamliner.Puna |ʻO Leonardo
ʻO Leonardo, ma o kāna keʻena hoʻolālā mokulele, hāʻawi i nā papahana mokulele kīwila nui o ka honua me ka hana ʻana a me ka hui ʻana o nā ʻāpana hana nui o ka composite a me nā mea kuʻuna, me ka fuselage a me ka huelo.
Hoʻokumu ʻo Leonardo Aerostructures i nā stabilizer horizontal composite no ka Boeing 787 Dreamliner.Puna |ʻO Leonardo
Ma ke ʻano o nā mea i hoʻohui ʻia, hana ʻo Leonardo's Aerospace Structure Division i "hoʻokahi ʻāpana barela" no ka Boeing 787 kikowaena fuselage pauku 44 a me 46 ma kāna mea kanu Grottaglie a me nā stabilizers horizontal ma kāna mea kanu Foggia, e helu ana ma kahi o 14% o ka fuselage 787.%.ʻO ka hana ʻana o nā huahana composite ʻē aʻe e pili ana i ka hana ʻana a me ka hui ʻana i ka ʻēheu hope o ka mokulele ATR a me Airbus A220 ma kāna Foggia Plant.Hoʻopuka pū ʻo Foggia i nā ʻāpana composite no ka Boeing 767 a me nā papahana pūʻali koa, me ka Joint Strike Fighter F-35, ka Eurofighter Typhoon fighter, ka mokulele mokulele C-27J, a me ka Falco Xplorer, ka lālā hou loa o ka ʻohana mokulele ʻo Falco unmanned. na Leonardo.
"Me CETMA, ke hana nei mākou i nā hana he nui, e like me ka thermoplastic composites a me ka resin transfer molding (RTM)," wahi a Corvaglia."ʻO kā mākou pahuhopu ka hoʻomākaukau ʻana i nā hana R&D no ka hana ʻana i ka manawa pōkole loa.Ma kā mākou ʻoihana (R&D a me IP hoʻokele), ʻimi pū mākou i nā ʻenehana hoʻohaunaele me ka TRL haʻahaʻa (ka pae mākaukau ʻenehana-ʻo ia hoʻi, ʻO ka TRL haʻahaʻa ua hānau a mamao loa mai ka hana ʻana), akā ke manaʻo nei mākou e ʻoi aku ka hoʻokūkū a hāʻawi i ke kōkua i nā mea kūʻai aku a puni ka honua."
Ua hoʻohui ʻo Pappadà: "Mai kā mākou hoʻoikaika ʻana, ua hana ikaika mākou e hōʻemi i nā kumukūʻai a me ka hopena o ke kaiapuni.Ua ʻike mākou ua hoʻemi ʻia nā thermoplastic composites (TPC) i hoʻohālikelike ʻia i nā mea thermoset.
Ua kuhikuhi ʻo Corvaglia: "Ua hoʻomohala mākou i kēia mau ʻenehana me ka hui ʻo Silvio a kūkulu mākou i kekahi mau prototypes pākaukau automated e loiloi iā lākou i ka hana ʻana."
"He kumu hoʻohālike maikaʻi ʻo CCM o kā mākou hana hui," wahi a Pappadà.“Ua ʻike ʻo Leonardo i kekahi mau mea i hana ʻia me nā mea hoʻohui thermoset.Ua ʻimi pū mākou i ka ʻenehana o ka hoʻolako ʻana i kēia mau ʻāpana i TPC, e kālele ana i nā wahi i nui nā ʻāpana o ka mokulele, e like me nā hale splicing a me nā ʻano geometric maʻalahi.Nā mea kū i luna.”
Nā ʻāpana i hana ʻia me ka hoʻohana ʻana i ka laina hana hoʻoheheʻe paʻa mau o CETMA.Puna |"CETMA: ʻIlialia Composite Materials R&D Innovation"
Ua hoʻomau ʻo ia: "Pono mākou i kahi ʻenehana hana hou me ka uku haʻahaʻa a me ka huahana kiʻekiʻe."Ua kuhikuhi ʻo ia i ka wā ma mua, ua hana ʻia ka nui o ka ʻōpala i ka wā o ka hana ʻana i hoʻokahi mea TPC."No laila, ua hana mākou i kahi ʻano mesh e pili ana i ka ʻenehana non-isothermal compression molding, akā ua hana mākou i kekahi mau mea hou (patent pending) e hōʻemi i ka ʻōpala.Ua hoʻolālā mākou i kahi hui piha piha no kēia, a laila kūkulu ʻia kahi hui Italia no mākou.“
Wahi a Pappadà, hiki i ka hui ke hana i nā ʻāpana i hoʻolālā ʻia e Leonardo, "hoʻokahi ʻāpana i kēlā me kēia 5 mau minuke, hana 24 mau hola i ka lā."Eia naʻe, pono kāna hui e noʻonoʻo pehea e hana ai i nā preforms.Ua wehewehe ʻo ia: "I ka hoʻomaka, pono mākou i kahi kaʻina lamination flat, no ka mea ʻo ia ka bottleneck i kēlā manawa."“No laila, ua hoʻomaka kā mākou hana me kahi blank (flat laminate), a laila hoʻomehana iā ia i loko o kahi umu infrared (IR)., A laila hoʻokomo i loko o ka paʻi no ka hana ʻana.Hoʻohana pinepine ʻia nā laminates flat me ka hoʻohana ʻana i nā paʻi nui, e koi ana i nā hola 4-5 o ka manawa pōkole.Ua hoʻoholo mākou e aʻo i kahi ala hou e hiki ke hana wikiwiki i nā laminates palahalaha.No laila, ma Leonardo Me ke kākoʻo o nā ʻenekinia, ua kūkulu mākou i kahi laina hana CCM kiʻekiʻe ma CETMA.Hoʻemi mākou i ka manawa pōʻai o 1m me 1m ʻāpana i 15 mau minuke.ʻO ka mea nui, he hana mau kēia, no laila hiki iā mākou ke hana i ka lōʻihi palena ʻole.
ʻO ke kiʻi kiʻi wela infrared (IRT) ma ka laina SPARE progressive roll forming line e kōkua iā CETMA e hoʻomaopopo i ka hāʻawi ʻana i ka mahana i ka wā o ke kaʻina hana a hana i ka nānā ʻana 3D e hōʻoia i ke kumu hoʻohālike kamepiula i ka wā o ke kaʻina hana CCM.Puna |"CETMA: ʻIlialia Composite Materials R&D Innovation"
Eia naʻe, pehea e hoʻohālikelike ai kēia huahana hou me ka CCM i hoʻohana ai ʻo Xperion (i kēia manawa ʻo XELIS, Markdorf, Kelemānia) no nā makahiki he ʻumi?Ua ʻōlelo ʻo Pappadà: "Ua hoʻomohala mākou i nā hiʻohiʻona analytical a me nā helu e hiki ke wānana i nā hemahema e like me nā voids.""Ua hui pū mākou me Leonardo a me ke Kulanui o Salento (Lecce, Italia) e hoʻomaopopo i nā palena a me kā lākou hopena i ka maikaʻi.Hoʻohana mākou i kēia mau hiʻohiʻona e hoʻomohala i kēia CCM hou, kahi e hiki ai iā mākou ke loaʻa i kahi mānoanoa kiʻekiʻe akā hiki ke hoʻokō i ke ʻano kiʻekiʻe.Me kēia mau hiʻohiʻona, ʻaʻole hiki iā mākou ke hoʻonui wale i ka mahana a me ke kaomi, akā hoʻomaikaʻi pū i kā lākou ʻano noi.Hiki iā ʻoe ke hoʻomohala i nā ʻenehana he nui e puʻunaue like i ka mahana a me ke kaomi.Eia nō naʻe, pono mākou e hoʻomaopopo i ka hopena o kēia mau mea i nā waiwai mechanical a me ka ulu ʻana o nā hemahema o nā hale hana.
Ua hoʻomau ʻo Pappadà: "ʻOi aku ka maʻalahi o kā mākou ʻenehana.Pēlā nō, hoʻomohala ʻia ʻo CCM i 20 mau makahiki i hala aku nei, akā ʻaʻohe ʻike e pili ana i ia mea no ka mea ʻaʻole kaʻana like nā ʻoihana liʻiliʻi e hoʻohana iā ia i ka ʻike a me ka ʻike.No laila, pono mākou e hoʻomaka mai ka ʻōpala, ma muli wale nō o ko mākou ʻike ʻana i nā mea hana a me ka hana ʻana.
"Ke hele nei mākou i nā hoʻolālā kūloko a hana pū me nā mea kūʻai aku e ʻimi i nā ʻāpana o kēia mau ʻenehana hou," wahi a Corvaglia."Pono paha e hoʻolālā hou ʻia kēia mau ʻāpana ma mua o ka hoʻomaka ʻana o ka hana."No ke aha mai?"ʻO ka pahuhopu ka hana ʻana i ka mokulele e like me ka māmā, akā ma ke kumukūʻai hoʻokūkū.No laila, pono mākou e hoʻonui i ka mānoanoa.Eia nō naʻe, hiki iā mākou ke ʻike e hiki i kahi ʻāpana ke hōʻemi i ke kaumaha, a i ʻole e ʻike i nā ʻāpana he nui me nā ʻano like, hiki ke mālama i ke kumukūʻai kālā.
Ua ʻōlelo hou ʻo ia a hiki i kēia manawa, aia kēia ʻenehana i ka lima o kekahi poʻe."Akā ua hoʻomohala mākou i nā ʻenehana ʻē aʻe e hoʻomaʻamaʻa i kēia mau kaʻina hana ma o ka hoʻohui ʻana i nā moldings paʻi kiʻekiʻe.Hoʻokomo mākou i kahi laminate pālahalaha a laila lawe i kahi ʻāpana o ia mea, mākaukau e hoʻohana.Ke hana nei mākou i ka hoʻolālā hou ʻana i nā ʻāpana a me ka hoʻomohala ʻana i nā ʻāpana pālahalaha a i ʻole profiled.ʻO ka pae o CCM.
"Loaʻa iā mākou kahi laina hana CCM maʻalahi loa ma CETMA," wahi a Pappadà.“Maʻaneʻi hiki iā mākou ke hoʻohana i nā ʻano koʻikoʻi e like me ka mea e pono ai e hoʻokō i nā ʻano paʻakikī.ʻO ka laina huahana a mākou e hoʻomohala pū me Leonardo e ʻoi aku ka manaʻo nui i ka hālāwai ʻana i kāna mau mea pono.Manaʻo mākou hiki ke hoʻohana ʻia nā laina CCM ʻokoʻa no nā kaula palahalaha a me L-like ma kahi o nā ʻano paʻakikī.Ma kēia ala, ke hoʻohālikelike ʻia me nā paʻi nui i hoʻohana ʻia i kēia manawa no ka hana ʻana i nā ʻāpana TPC geometrical paʻakikī, hiki iā mākou ke hana i ke kumukūʻai o nā mea hana.
Hoʻohana ʻo CETMA i ka CCM no ka hana ʻana i nā stringers a me nā panela mai ka carbon fiber/PEKK one-way tape, a laila hoʻohana i ka welding induction o kēia keel bundle demonstrator e hoʻohui iā lākou i ka papahana Clean Sky 2 KEELBEMAN i mālama ʻia e EURECAT.Source|"Ua ʻike ʻia kahi mea hōʻike no ka hoʻoheheʻe ʻana i nā kaola keel thermoplastic."
"He mea hoihoi loa ka welding induction no nā mea composite, no ka mea hiki ke hoʻololi a hoʻomalu maikaʻi ʻia ka mahana, wikiwiki loa ka hoʻomehana a pololei loa ka mana," wahi a Pappadà."Me Leonardo, ua hoʻomohala mākou i ka welding induction e hui pū me nā ʻāpana TPC.Akā i kēia manawa ke noʻonoʻo nei mākou i ka hoʻohana ʻana i ka welding induction no ka hoʻohui ʻana in-situ (ISC) o ka tape TPC.No kēia hopena, ua hoʻomohala mākou i kahi lipine carbon fiber hou, Hiki ke hoʻomehana wikiwiki ʻia e ka induction welding me ka hoʻohana ʻana i kahi mīkini kūikawā.Hoʻohana ka lipine i nā mea kumu like me ka lipine kalepa, akā he ʻano hana ʻokoʻa e hoʻomaikaʻi ai i ka hoʻomehana electromagnetic.ʻOiai e ʻimi ana i nā waiwai mechanical, ke noʻonoʻo nei nō hoʻi mākou i ke kaʻina hana e hoʻāʻo e hoʻokō i nā koi like ʻole, e like me ke ʻano o ka hana ʻana iā lākou me ka maikaʻi a me ka maikaʻi ma o ka automation.
Ua kuhikuhi ʻo ia he paʻakikī ke hoʻokō i ka ISC me ka lipine TPC me ka huahana maikaʻi."I mea e hoʻohana ai ia no ka hana ʻenehana, pono ʻoe e wela a hoʻomaha wikiwiki a hoʻopili i ke kaomi ma ke ʻano kaohi.No laila, ua hoʻoholo mākou e hoʻohana i ka welding induction e wela i kahi wahi liʻiliʻi kahi i hoʻohui ʻia ai ka mea, a mālama ʻia nā Laminates i koe.Ua ʻōlelo ʻo Pappadà, ʻoi aku ka kiʻekiʻe o ka TRL no ka hoʻohuihui induction i hoʻohana ʻia no ka hui.“
ʻO ka hoʻohui ʻana ma luna o ka pūnaewele me ka hoʻohana ʻana i ka hoʻomehana induction me he mea lā e hoʻopilikia loa ʻia-i kēia manawa, ʻaʻohe OEM a i ʻole mea hoʻolako pae e hana nei i ka lehulehu."ʻAe, he ʻenehana hoʻopilikia paha kēia," wahi a Corvaglia."Ua noi mākou i nā patent no ka mīkini a me nā mea.ʻO kā mākou pahuhopu he huahana i hoʻohālikelike ʻia me nā mea hoʻohui thermoset.Nui nā poʻe e ho'āʻo e hoʻohana i ka TPC no AFP (Automatic Fiber Placement), akā pono e hui pū ʻia ka lua o ka ʻanuʻu.Ma ke ʻano o ka geometry, He palena nui kēia ma ke ʻano o ke kumukūʻai, ka manawa pōʻai a me ka nui o ka hapa.ʻO ka ʻoiaʻiʻo, hiki iā mākou ke hoʻololi i ke ʻano o kā mākou hana ʻana i nā ʻāpana aerospace. "
Ma kahi o nā thermoplastics, hoʻomau ʻo Leonardo i ka noiʻi ʻana i ka ʻenehana RTM."He wahi ʻē aʻe kēia a mākou e hui pū nei me CETMA, a ua hoʻopaʻa ʻia nā hana hou e pili ana i ka ʻenehana kahiko (SQRTM i kēia hihia).ʻO ka hoʻoheheʻe resin kūpono i hoʻokumu mua ʻia e Radius Engineering (Salt Lake City, Utah, USA) (SQRTM).Ua ʻōlelo ʻo Corvaglia: "He mea nui ka loaʻa ʻana o kahi ʻano autoclave (OOA) e hiki ai iā mākou ke hoʻohana i nā mea i mākaukau mua."ʻAe kēia iā mākou e hoʻohana i nā prepregs me nā hiʻohiʻona kaulana a me nā ʻano maikaʻi.Ua hoʻohana mākou i kēia ʻenehana no ka hoʻolālā ʻana, hōʻike a noi no kahi patent no nā papa puka makani mokulele.“
ʻOiai ʻo COVID-19, ke hoʻomau nei ʻo CETMA i ka papahana Leonardo, eia ke hōʻike ʻia ka hoʻohana ʻana o SQRTM e hana i nā hale puka makani mokulele e hoʻokō ai i nā ʻāpana kīnā ʻole a me ka wikiwiki i ka hana mua ʻana i hoʻohālikelike ʻia me ka ʻenehana RTM kuʻuna.No laila, hiki iā Leonardo ke hoʻololi i nā ʻāpana metala paʻakikī me nā ʻāpana composite mesh me ka ʻole o ka hana hou ʻana.Puna |CETMA, Leonardo.
Ua kuhikuhi ʻo Pappadà: "He ʻenehana kahiko kēia, akā inā ʻoe e hele ma ka pūnaewele, ʻaʻole hiki iā ʻoe ke ʻike i ka ʻike e pili ana i kēia ʻenehana."Eia hou, ke hoʻohana nei mākou i nā hiʻohiʻona analytical e wānana a koho i nā ʻāpana kaʻina hana.Me kēia ʻenehana, hiki iā mākou ke loaʻa ka hoʻohele resin maikaʻi-ʻaʻohe wahi maloʻo a i ʻole ka hoʻoulu ʻana o ka resin-a aneane ʻaʻohe porosity.No ka mea hiki iā mākou ke hoʻomalu i ka ʻike fiber, hiki iā mākou ke hana i nā waiwai kūkulu kiʻekiʻe loa, a hiki ke hoʻohana ʻia ka ʻenehana e hana i nā ʻano paʻakikī.Hoʻohana mākou i nā mea like e kū ai i nā koi o ka autoclave curing, akā hoʻohana i ke ʻano OOA, akā hiki iā ʻoe ke hoʻoholo e hoʻohana i ka resin hoʻōla wikiwiki e hoʻopōkole i ka manawa pōʻai i kekahi mau minuke.“
"ʻOiai me ka prepreg i kēia manawa, ua hōʻemi mākou i ka manawa curing," i ʻōlelo ai ʻo Corvaglia."No ka laʻana, ke hoʻohālikelike ʻia me kahi pōʻai autoclave maʻamau o 8-10 mau hola, no nā ʻāpana e like me nā puka aniani, hiki ke hoʻohana ʻia ka SQRTM no 3-4 mau hola.Hoʻopili pololeiʻia ka wela a me ke kaomi i nā'āpana, a ua emi ka nui o ka wela.Eia kekahi, ʻoi aku ka wikiwiki o ka hoʻomehana ʻana o ka resin wai i ka autoclave ma mua o ka ea, a ʻoi aku ka maikaʻi o nā ʻāpana, ʻoi aku ka maikaʻi no nā ʻano paʻakikī.ʻAʻohe hana hou, aneane ʻole ʻole a me ka maikaʻi maikaʻi o ka ʻili, no ka mea aia ka mea paahana i Control ia, ʻaʻole ka ʻeke ʻeke.
Ke hoʻohana nei ʻo Leonardo i nā ʻenehana like ʻole e hana hou.Ma muli o ka hoʻomohala wikiwiki ʻana o ka ʻenehana, manaʻoʻiʻo ia he mea nui ka hoʻopukapuka ʻana i ka R&D kiʻekiʻe (TRL haʻahaʻa) no ka hoʻomohala ʻana i nā ʻenehana hou e pono ai no nā huahana e hiki mai ana, ʻoi aku ma mua o ka hiki ke hoʻomohala ʻia (pōkole) i loaʻa i nā huahana i kēia manawa. .Hoʻohui ʻia ʻo Leonardo's 2030 R&D master plan i ka hui pū ʻana o nā hoʻolālā no ka wā pōkole a me ka wā lōʻihi, ʻo ia kahi ʻike i hui pū ʻia no kahi ʻoihana hoʻomau a hoʻokūkū.
Ma ke ʻano o kēia hoʻolālā, e hoʻolauna ʻo ia iā Leonardo Labs, kahi ʻoihana ʻoihana ʻoihana R&D i hoʻolaʻa ʻia no ka R&D a me ka hana hou.Ma 2020, e ʻimi ka ʻoihana e wehe i nā hale hana mua ʻeono Leonardo ma Milan, Turin, Genoa, Roma, Naples a me Taranto, a ke hoʻopaʻa nei i nā mea noiʻi 68 (Leonardo Research Fellows) me nā mākau i kēia mau kula ): 36 ʻōnaehana naʻauao autonomous no nā kūlana naʻauao hana, 15 ʻikepili nui, 6 kiʻekiʻe-performance computing, 4 aviation platform electrification, 5 mau mea a me nā hale, a me 2 quantum technologies.E hoʻokani ʻo Leonardo Laboratory i ke kūlana o kahi pou hana hou a me ka mea nāna i hana i ka ʻenehana hou a Leonardo.
He mea pono e hoʻomaopopo i ka ʻenehana a Leonardo i kūʻai ʻia ma ka mokulele hiki ke hoʻohana ʻia ma kāna ʻāina a me ke kai.E noʻonoʻo no nā mea hou aʻe e pili ana iā Leonardo a me kona hopena i nā mea hana.
Hoʻopaʻa ka matrix i ka mea i hoʻoikaika ʻia i ka fiber, hāʻawi i ka mea hoʻohui i kona ʻano, a hoʻoholo i ka maikaʻi o ka ʻili.Hiki i ka matrix composite he polymer, ceramic, metala a kalapona paha.He alakaʻi koho kēia.
No nā noi composite, hoʻololi kēia mau microstructures i ka nui o ka leo me ke kaumaha haʻahaʻa, a hoʻonui i ka nui o ka hoʻoili ʻana a me ka maikaʻi o ka huahana.
Ka manawa hoʻouna: Feb-09-2021