Txheem cov hlau-platform tso tsheb hlau luam rau bevs thiab FCEVS siv Thermoplastic thiab cov thermoset composites uas muab 25% ntau H2 cia. #hydrogen #trends
Tom qab sib koom tes nrog BMW qhia tias lub cubic tank tuaj yeem xa cov phiaj xwm volumetric siab dua li ntau cov qauv kev ua haujlwm thiab cov txheej txheem tsim khoom lag luam rau kev tsim khoom. Duab Credit: Tu Dresden (Top) Sab laug), Technical University of Munich, Department of Carbon Composites (LCC)
Roj Cell Hlau Hluav Taws Xob (FCEVS) Powered by Powered by Powered by Powered by Powered by Powered by Powered (H2) Hydrogen muab cov txiaj ntsig ntxiv kom ua tiav cov phiaj xwm ib puag ncig. Lub tsheb thauj neeg roj nrog H2, KM, tab sis yog tam sim no kim kim heev tagnrho. Ib txoj hauv kev los txo cov nqi yog siv lub standard platform rau Bev thiab Fcev qauv. Qhov no tam sim no tsis tau vim tias hom tshuaj tso tsheb hlau cylindrical siv los khaws kev sib tsoo H2 roj teeb tsis haum rau cov roj teeb hauv qab uas tau tsim qauv rau cov tsheb hluav taws xob. Txawm li cas los xij, cov hlab ntsha siab nyob rau hauv daim ntawv ntawm ncoo thiab cubes tuaj yeem haum rau hauv qhov chaw ntim khoom no.
Patent US5577630A rau "composite conformal siab txog ntsha", sau ntawv foob los ntawm xyoo 1995 (sab laug) thiab lub raj tivthaiv nkoj patented los ntawm BMW xyoo 2009 (txoj cai).
Lub Department of Carbon Composites (LCC) ntawm Lub Tsev Kawm Ntawv Qib Siab ntawm Munich (Tum, Lub teb chaws Yelemees) muaj feem cuam tshuam hauv ob txoj haujlwm los txhim kho lub tswvyim no. Qhov thib ib yog polymers4hydogen (P4H), coj los ntawm cov Leoben Polymer Letort Center (PCCL, Leoben, Austria). LATCC ua haujlwm pob yog coj los ntawm tus Elizabeth GRACE.
Txoj haujlwm thib ob yog qhov ua qauv qhia txog hydrogen thiab kev txhim kho ib puag ncig (hydard), uas lcc yog coj los ntawm kev tshawb fawb Christian Jaeger. Ob lub hom phiaj los tsim cov qauv kev ua qauv loj ntawm kev tsim cov txheej txheem tsim kom ua ib qho kev sib xyaw CGH2 siv cov roj teeb carbon fiber ntau.
Muaj tsawg volumetric efficiency thaum me diam salinder yog ntsia hauv cov roj teeb tiaj (sab laug) thiab cov pa roj carbon fiber ntau / epoxy composite sab xis). Cov duab duab: Cov duab 3 thiab 6 yog los ntawm "Daj Tsim Qauv Rau Ntaus II siab Box nrog sab hauv cov kab nro sab hauv" los ntawm RUF thiab Zaremba li al.
P4H tau muab cov khoom siv ntsuas ua ke ua rau lub nroog Thermial Cov neeg ntiav no yuav siv cov qauv zoo sib xws, tab sis yuav siv tsis zoo no feem kev tso tsheb (AFP) los tsim txhua yam thermoplastic plhaw.
Los ntawm daim ntawv thov patent los ntawm thiokol Corp. kom "composite conformal siab lub siab: Cov ntsiab lus siv tau kom lawv tuaj yeem tiv taus lub zog ntawm kev nthuav dav ntawm cov roj.
Ib qho kev ntsuas xyoo 2006 lo lus nug (LLNL)) Kev sib xyaw ntawm cov tawv nqaij sab nraud nyias nyias. Thev cov thawv ntim tau zoo tshaj rau cov thawv loj dua qhov chaw uas ib txwm muaj yuav nyuaj rau kev thov.
Patent de102009057170A thov sau los ntawm Volkswagen hauv xyoo 2009 piav txog lub tsheb sib zog uas yuav ua rau muaj qhov hnyav thaum txhim kho qhov chaw siv. Cov tso tsheb hlau luam tawm siv cov sib txuas nruj ntawm ob lub kab sib dhos uas rov qab sib dhos, thiab cov fab yog puag ncig.
Cov ntsiab lus saum toj no thiab lwm cov ntsiab lus raug nplua los ntawm gleiss hauv daim ntawv "txheej txheem txhim kho rau cubic siab cov hlab ntsha nrog ncab cov khoom" los ntawm Gleiss li al. Ntawm ECCM20 (Lub Rau Hli 26-30, 2022, Lausanne, Switzerland). Hauv tsab xov xwm no, nws hais txog kev kawm Tum thiab Sven Zaremba nrog lub tshuab hluav taws xob sib dhos uas haum rau ntawm qhov chaw roj teeb uas sib txuas, muab kwv yees li 25% ntxiv. chaw cia.
Raws li cov greiss, qhov teeb meem nrog txhim kho ntau hom me me 4 cov thooj voos kheej kheej yog tias "cov thooj voos kheej kheej muaj qhov muaj peev xwm loj heev tshaj li Cubic jars."
Txawm li cas los xij, muaj lwm yam teeb meem nrog lub tank cov lus sau. "Pom tseeb, vim tias ntawm cov roj compressed, koj yuav tsum tau cuam tshuam cov roj hmab khoov ntawm cov phab ntsa tiaj," gleiss hais. "Rau qhov no, koj xav tau cov qauv txhawb nqa uas txuas rau sab hauv ntawm phab ntsa ntawm lub tank. Tab sis qhov ntawd yog ib qho nyuaj ua nrog cov khoom sib xyaw."
GRACE thiab nws pab neeg tau sim ua kom muaj kev cuam tshuam cov kev pab cuam lub siab tawv hauv txoj kev uas yuav haum rau cov txheej txheem windament. "Qhov no yog qhov tseem ceeb rau kev tsim khoom siab," thiab kuj tso cai rau peb los tsim cov thawv winding los ua kom zoo rau txhua qhov kev sib tw hauv thaj chaw. "
Plaub kauj ruam los ua kom muaj kev sim plaub lub taub dej lim dej rau P4H txoj haujlwm. Duab credit: "Kev loj hlob ntawm cov txheej txheem ntau lawm rau kev sib tw ntawm Munich, Polymers4HyDrogen project, ECCM20, Lub Rau Hli 2022.
Yuav kom ua tiav on-saw, pab pawg tau tsim lub tswvyim tshiab muaj plaub ntu tseem ceeb, raws li qhia saum toj no. Cov kev ntxhov siab ntxhov siab, qhia hauv cov kauj ruam ntawm cov kauj ruam, yog prefabricated kos qauv qauv siv los ntawm Mai Skelett Project. Rau txoj haujlwm no, BMW tsim lub tshuab ua cua "" siv plaub fiber ntau-txhawb nqa pas nrig, uas tau muab pwm rau hauv cov kab yas.
Tus ncej ntawm lub cubic tank tank. Hexagonal Skeletal ntu 3D luam tawm los ntawm Tume siv Unreinorced Pla Fense (sab saum toj), nruab nrab) thiab tom qab ntawd qhwv cov lus ci ntsa iab nyob ib ncig ntawm kev ua yeeb yam (hauv qab). Duab credit: Technical University of Munich LCC.
"Lub tswv yim yog tias koj tuaj yeem tsim cov ncej ntawm lub cubic ntawm lub cubic tank ua cov qauv qauv," gace tau hais. "Cov qauv no tau muab tso rau hauv cov cuab yeej molding, lub nro struts tau muab tso rau hauv cov ncej kab, thiab tom qab ntawd mai skelett txoj kev yog siv nyob ib ncig ntawm cov struts los sib xyaw nrog cov ncej." Tom qab huab hwm coj ntau lawm, ua rau tus qauv uas yog tom qab ntawd siv los ua mandrel lossis core los qhwv lub taub ntim cia.
Tum Tsim Cov Khaub Ncaws Hluav Taws Xob li Cov Cubic "Cushion" nrog cov qauv nyob rau sab saum toj thiab hauv qab uas yuav tuaj yeem tso thiab txuas nrog. Lub qhov rau cov racks no tseem yog 3D luam tawm. "Rau peb thawj zaug sim tank, peb tau luam tawm cov lej roj teeb hexagonal siv cov tshuaj polylactic) vim tias nws yooj yim thiab pheej yig hais.
Pab neeg yuav 68 pultruded carbon fiber ntau txhawb polyamide 6 (pa6) pas nrig ntawm sgl carbon (meiten, lub teb chaws Yelemees) rau siv raws li ties. "Los sim lub tswvyim, peb tsis tau ua ib qho molding," tab sis tsuas ntxig rau moneycomb corepos thiab glued lawv nrog manoxy kua nplaum. No muab mandrel rau winding lub tank. " Nws sau ntawv hais tias txawm hais tias cov pas nrig no tau yooj yim rau cua, muaj qee cov teeb meem yuav tau piav qhia tom qab.
"Nyob rau thawj theem, peb lub hom phiaj yog los ua kom ua tau qhov tsim tawm ntawm tus qauv tsim qauv thiab paub cov teeb meem hauv cov ntsiab lus ntau lawm," piav qhia gleiss. "Yog li lub nro sib cav los ntawm sab nraud ntawm cov qauv pob txha, thiab peb tsuas yog siv cov khoom siv hluav taws xob rov qab los rau hauv lub taub hau. Lub tank. Laminate ntawm phab ntsa.
Lub raj nplaim raj rau winding. Tum siv lub kaus mom yas rau ntawm qhov kawg ntawm cov pas nrig tiv thaiv kom tiv thaiv cov fibers los ntawm tangling thaum lub sij hawm windament winding. Duab credit: Technical University of Munich LCC.
Gemace rov hais dua tias thawj lub tank thawj yog pov thawj ntawm lub tswv yim. "Kev siv ntawm 3D luam tawm thiab kua nplaum tsuas yog xeem rau kev ua kom muaj fiber ntau, ua rau muaj fiber ntau, thiab txo cov fiber ntau, thiab txo cov teeb meem hluav taws xob ua ntej cov kab mob winding. tiv thaiv lub kaus mom thiab rov kho dua qhov xaus ntawm tus ncej ua ntej daim qhwv kawg. "
Pab neeg sim nrog ntau txoj kev rov tsim kho cov scenchos. "Cov uas saib ib ncig ua haujlwm zoo tshaj plaws," hais txoj kev tshav ntuj. "Tsis tas li, thaum lub sijhawm ua kom theem, peb siv cov cuab yeej siv hluav taws xob hloov kho kom zoo nkauj thiab rov ua dua thiab rov qab ua rau lub zog loj heev. Cov."
Drawbard Hau rov kho dua. Tum sim nrog cov ntsiab lus sib txawv thiab hloov kho cov ntaub ntawv vers los ua kom haum rau txuas rau ntawm cov phab ntsa tankinate. Duab credit: "Kev loj hlob ntawm cov txheej txheem ntau lawm rau kev sib tw ntawm Munich, Polymers4HyDrogen project, ECCM20, Lub Rau Hli 2022.
Yog li, lub laminate yog kho tom qab thawj kauj ruam winding, cov posts ua tiav cov filaments, thiab tom qab ntawd lub tank phab ntsa laminate yog kho lub sijhawm thib ob. Thov nco ntsoov tias qhov no yog hom 5 tank tsim, uas txhais tau tias nws tsis muaj cov yas yas ua ib lub roj av. Saib kev sib tham hauv cov kauj ruam txuas ntxiv hauv qab no.
"Peb txiav thawj zaug demo rau hauv cross cov ntu thiab mapped qhov chaw sib txuas," gace tau hais. "Qhov kev sib ze tau qhia tias peb muaj qee cov teeb meem zoo nrog lub laminate, nrog lub taub hau strut lub taub hau ntawm sab hauv laminate."
Kev daws teeb meem nrog cov khoob ntawm lub laminate ntawm sab hauv thiab sab nraud phab ntsa ntawm lub tank. Qhov hloov khi hlua khi lub taub hau tsim cov kis ntawm thawj thiab thib ob lem ntawm lub sim tank. Duab credit: Technical University of Munich LCC.
Thawj zaug no 450 x 290 x 80mm Tank tau ua tiav tiav lub caij ntuj sov lub caij ntuj sov. "Peb tau ua ntau yam kev nce qib txij li ntawd, tab sis peb tseem muaj qhov sib txawv ntawm sab hauv thiab sab nraud laminate," gace tau hais. "Yog li peb tau sim sau cov khoob nrog cov khoom huv, siab viscosity resin. Qhov no yeej txhim kho kev sib txuas ntawm cov studs thiab lub shaminate, uas tau nce ntxiv cov neeg kho tshuab kev ntxhov siab."
Pab pawg txuas ntxiv los tsim cov qauv tsim tank thiab cov txheej txheem, suav nrog cov kev daws teeb meem uas xav tau cov qauv winding. "Ob sab ntawm lub tale tank tsis tau tag nrho vim tias nws nyuaj rau qhov geometry no los tsim txoj kev winding," gace tau piav qhia. "Peb thawj lub kaum sab xis yog 75 °, tab sis peb tseem tab tom nrhiav kev daws teeb meem no, tab sis nws tseem tsis tau yooj yim nrog lub software tam sim no ntawm kev ua lag luam.
"Peb tau ua kom pom qhov ua tau ntawm cov ntsiab lus ntau lawm," tab sis peb yuav tsum tau ua haujlwm ntxiv txhawm rau txhim kho txoj hlua khi. "Kuaj sab nraud ntawm lub tshuab kuaj. Koj rub cov spacers tawm ntawm lub laminate thiab sim cov neeg kho tshuab thauj uas cov pob qij txha tuaj yeem tiv taus. "
Qhov no ntawm cov polymers4hydrogen project yuav ua tiav thaum kawg ntawm 2023, los ntawm lub sijhawm twg gleis kev cia siab kom tiav cov qauv thib ob tank. Qhov nthuav tawm, Tsim Niaj Hnub No Siv Siv Yooj Yim Thermoplastics nyob rau hauv lub thav duab thiab thermoset composites nyob rau hauv lub tank phab ntsa. Yuav qhov no hybrid txoj hauv kev yuav siv nyob rau hauv cov qauv qhia zaum kawg? "Yog," txoj kev tshav ntuj hais. "Peb cov neeg koom tes hauv polymers4hydrogen project yog txhim kho epoxy resins thiab lwm yam matrix cov khoom nrog zoo dua hydrogen cov khoom muaj zog." Nws teev ob tus khub ua haujlwm ua haujlwm ntawm txoj haujlwm no, PCCL thiab University of Tampere (Tam sim no, Finland).
Gleiss thiab nws pab neeg kuj pauv cov ntaub ntawv thiab tham txog cov tswv yim nrog Jaeger ntawm cov phiajcer thib ob los ntawm LCC conformal composite tank.
"Peb yuav tau ua cov kev ua conmal composite siab lub siab xav rau kev tshawb fawb drones," Jaeger hais. "Qhov no yog kev sib koom tes ntawm ob lub chaw haujlwm ntawm Aerospace thiab Geodetic Department ua qauv thiab cov kauj ruam ntawm lub tswv yim siab. Tom qab no.
"Tag nrho lub tswv yim yog los tsim kho cov kev tshawb fawb nrog lub tshuab roj thiab roj teeb roj teeb," nws txuas ntxiv. Nws yuav siv lub roj teeb thaum lub zog thauj khoom siab (piv txwv li lub siab thauj khoom (piv txwv li tsaws) thiab tom qab ntawd hloov mus rau cov roj cell thaum lub teeb thauj khoom. "Tus pab pawg hist twb tau tshawb fawb thiab rov ua dua cov powertrain siv ob lub roj teeb thiab roj hlwb," Yoager tau hais. "Lawv kuj yuav ib qho CGH2 TANK los sim cov kis no."
"Kuv pab neeg tau ua haujlwm nrog kev tsim lub siab tank prototype uas yuav haum, tab sis tsis yog vim tias cov teeb meem ntim khoom uas lub cylindrical lub tank yuav tsim," nws piav qhia. "Ib qho kev ua kom lub tshuab raj tsis muaj cua tsis zoo. Yog li koj tau txais kev ua haujlwm zoo dua ya." Tank Qhov ntev kwv yees li. 830 x 350 x 173 hli.
Tag nrho cov thermoplastic afp li tank. Rau cov phiaj xwm hicden ntawm Tum tau tshawb txog kev ua kom zoo sib xws nrog kev siv ntau cov qauv txheej txheem, uas tau dhau los siv ntau yam siv AFP (hauv qab). Duab credit: Technical University of Munich LCC.
"Ib lub tswv yim zoo ib yam li Elisabeth [GLEIS's] txoj kev mus cuag lub nkoj siab, peb siv AFP sib xyaw ua ke. Txhua yam ua ntej hnub kawg afting. "
"Peb tseem tabtom sim ua kom tiav cov ntaub ntawv," thiab tseem ceeb heev rau kev kho mob H2. Peb tseem xav paub yog tias muaj kev sib tw ntawm cov roj av. lub nkoj siab. "
Lub tank yuav tau ua los ntawm thermoplastic thiab cov strips yuav raug muab los ntawm Teijin Carbon Europe Gmbh (WupperTal, Lub Tebchaws Yelemees). "Peb yuav siv lawv lub pps [polyphenylene sulfide], Peek [Polyeting Ketone] thiab LM Paek [qis melting Polyaryl Ketone] cov ntaub ntawv," Yager tau hais. "Kev sib piv yog tau ua kom pom qhov twg yog qhov zoo tshaj rau kev tiv thaiv kev nkag mus thiab chaw ua haujlwm nrog kev ua tau zoo dua." Nws vam tias ua tiav kev sim, qauv thiab cov txheej txheem ua qauv thiab ua ntej ua qauv qhia nyob rau xyoo tom ntej.
Cov kev tshawb fawb tau ua tiav nyob rau hauv lub comet module "polymers4hydrogen" (ID 21647053) (ID) Cov. Tus sau phau ntawv ua tsaug rau cov koom tes koom ua ke polymer kev sib tw gmbh (pccl, ) Science), Peak Tshuab thiab Feurecia pab txhawb rau cov haujlwm tshawb fawb no. Lub Koom Haum Me Nyuam Dej Modul tau nyiaj txiag.
Cov ntawv qhia ua ntej rau cov khoom siv thauj khoom muaj cov qauv txuas ntxiv muaj cov fibers txuas ntxiv - tsis yog los ntawm cov carbon thiab aramid.
Muaj ntau txoj hauv kev los ua cov tshuaj sib thooj. Yog li ntawd, kev xaiv ntawm txoj kev rau ib feem tshwj xeeb yuav nyob ntawm cov khoom siv, tus qauv tsim ntawm ib feem, thiab qhov kawg siv lossis daim ntawv thov. Ntawm no yog Phau Ntawv Qhia Xaiv.
Shocker Composites thiab R & C & Thoob Ntiaj Teb yog tsim cov khoom siv roj carbon fiber ntau dua thiab yuav muaj qhov ntev tshaj plaws hauv cov teeb meem.
Lub sij hawm ncua: Mar-15-2023