1. Kukonzekera
Pofuna kutsogolera mayeso azomwe amayesedwa pambuyo pake, 30mm amasankhidwa × 4 mm 304 chitsulo chosapanga dzimbiri ngati maziko. Plasi ndikuchotsa zotsalira za oxide pamtunda wam'mawa, muikeni mu sandpaper, muyikeni mu beaker okhala ndi madontho a BG-06c, chotsani Zovala za zinyalala pamtunda wa chitsulo chazitsulo ndi madzi osungunuka, ndikuwumitsa ndi wophulitsa. Kenako, alumina (al2o3), graphene ndi hybrid carbon nanotube (MWNT-Coohsdbs) adakonzedwa molingana (100: 0: 0). Mphero ya mpira (QM-3SP2 ya nanjaring Nanda factory factiment) ya mpira ndipo kusakaniza. Kuthamanga kwa mphero ya mpira kunakhazikitsidwa ku 220 r / min, ndipo mpira wa mpira udasinthidwa
Pambuyo pamsewu, khazikitsani liwiro la tank ya mpira kukhala 1/2 mogwirizana ndi mphete ya mpirawo utamalizidwa, ndikukhazikitsa liwiro la tank ya mpira kukhala 1/2 mogwirizana ndi mitsuko ya mpira atamalizidwa. Mpira womwe unasefukira wa ceramic aggemic ndi banger amasakanikirana molingana ndi gawo la 1.0: 0.8. Pomaliza, cholumikizira cha kulimba chimapezeka pochiritsa.
2. Kuyesa kwa Conser
Mu kafukufukuyu, kuyesa kwa ma electrochemiation kumatengera Shanghai Chenhua Chi660e ectrochemical glorstamical gromation, ndipo mayesowo amatenga dongosolo la ma elekitirosi atatu. Ma electrode a platinamu ndi excrode yovomerezeka, siliva wa siliva wa chloride ndi ma elekitirode exprode, ndipo zitsanzo zokutidwa ndi ma elekitirode ogwirira ntchito, ndi gawo lothandiza la 1cm2. Lumikizani ma elekitirodi, electrode ndi exilalire mu khungu la ma electrolytic ndi chida, monga akuwonetsera 1 ndi 2.
3. Kusanthula kwa Tafl kwa electrochemical corosion ya zokutira
Mpu. Mphamvu yamagetsi, yotupa pakadali pano ndi deta yoyeserera yoyesedwa kuchokera ku mayeso a electrochemical corossion omwe akuwonetsedwa mu tebulo 1.
Lolera
Pamene zipatso zaposachedwa kwambiri ndi zocheperako komanso zotsutsana ndi mphamvu zochulukirapo ndizokwera, kukana zotsatira za zokutidwa ndikwabwino. Itha kuwoneka kuchokera ku Chithunzi 3 ndi tebulo 1 pomwe nthawi yamvula yamvula ndi 19h, volsion kwambiri ya matrix achitsulo ndi -0.680 v / cm2. Mukamakutidwa ndi zokutira za alumina, chimbudzi chaposachedwa chimatsika mpaka 78% ndipo pe linali ndi 22.01%. Zikuwonetsa kuti ma coing amagwira bwino ntchito yoteteza ndipo amatha kusintha chipongwe cha zokutira ku Uniestil Elecrolyte.
Pamene 0,2% MWNT-SDB-SDB kapena 0,2% Graphene idawonjezeredwa, kuwonongeka kwapafupiku kunachepa, kukana kumawonjezeka, ndipo kukana kwa chipolopolo cha wokutidwako kunapitiliranso. Pomwepo pomwe ili ndi 0,2% mwnt-cooh-sdbs ndi 0,2% graphene wosakaniza alumina, mphuno yaposachedwa imachepetsedwa kuchokera ku 2.890 × 1036 × 10-6, kukana kwakukulu mtengo, wonjezedwa kuchokera ku 11388 ω mpaka 28079 ω, ndi penti ikhoza kufikira 46.85%. Zikuwonetsa kuti chinthu chokonzekera chokonzekera chilinso ndi matenda osokoneza bongo, komanso matenda a carbon nanotubes ndi graphene amatha kusintha bwino kukana kwa chipilala cha ceramion.
4. Zotsatira za nthawi yopumira
Pofuna kufufuza kukana kwa chitolirochi, poganizira za nthawi yomizidwa ya zitsanzo za ma electrolyte pa mayeso anayi nthawi yolumikizidwa amapezeka, monga chithunzi cholumikizira 4.
Lolera
Pa gawo loyambirira la kumizidwa (10 H), chifukwa cha kuchuluka kwabwino ndi kapangidwe kake ka zokutidwa, electrolyte ndi kovuta kumiza. Pakadali pano, zophatikizana zimawonetsa kukana kwakukulu. Pambuyo podzuka kwakanthawi, kukana kogwirizana kumatsika kwambiri, chifukwa ndi nthawi, ma elekitorte pang'onopang'ono amapanga njira yolumikizira ndikuwomba mu matrix, zomwe zimapangitsa kuchepa kwakukulu munthawi ya zokutira.
Mu gawo lachiwiri, pomwe zinthu zowonongeka zikafika pamlingo winawake, kusokonekera kwatsekedwa ndipo kusiyana kumatsekedwa pang'onopang'ono. Nthawi yomweyo, pomwe ma electrolyte amalowa mu mawonekedwe a ubale wolumikizira kulowerera kwa electrolyte mu matrix ndikuwonjezera mtengo wotsutsa. Pamene matrix achitsulo ndi ma electronamu, ambiri mwa maluwa obiriwira amapangidwa pansi pa electrolyte. Njira yothetsera ma electrolytic sizinasinthe mtundu ukamasaikira zitsanzo zokutidwa, zomwe zimatha kutsimikizira kuti zomwe zili pamwambapa.
Chifukwa cha nthawi yayifupi yotukula komanso chidwi chachikulu chakunja, kuti tipezenso mwayi wosinthasintha magawo a electrochemical, ma cufl ma cufl a 19 h ndi 19.5 h amasanthula. Kuchulukitsa kwapakati pakomweko ndi kukana kwa zsimpwin Kusanthula kumawonetsedwa mu tebulo 2. Itha kupezeka kuti ikanyowa, kuchuluka kwa mipata ya alumina ndi alumina owonjezera a nano owonjezera ang'onoang'ono komanso mtengo wokana ndi wokulirapo. Kupeza phindu la zophatikizana ndi mpweya wokhala ndi ma nanotubes a carbon ndikuphatikizanso ndi graphene, pomwe panali ma nanotuber a carbon nanotubes ndi miyala iwiri Kuwongolera kuwonongeka kwa zinthuzo.
Ndi kuwonjezeka kwa nthawi yaumirira (19.5 h), kukana gawo lapansi kumawonjezera, kuwonetsa kuti ili mu gawo lachiwiri la filimu yosungiramo zipatso zam'madzi zimapangidwa pamwamba. Momwemonso, pochulukitsa nthawi, kukana kwa zooneka bwino kumawonjezeka, kuwonetsa kuti panthawiyi, ngakhale mukutha kuchepa kwa nthawi yayitali, ma elecrolyte alowera kuwunika kolumikizana / matrix, ndikupanga kanema wa oxide kudzera mu mankhwala.
Poyerekeza ndi ma alumina okhala ndi 0,2% mwnt-cooh-sdbs, alumina chofunda chomwe chili ndi 0.2% graphene wokhala ndi 0,2% graphene wokhala ndi ma 0.2% pofika pa 22.94%, 25.60% ndi 9.61% motero, kuwonetsa kuti Ele electrolyte sanalowe mu cholumikizira pakati pa zokutira ndi gawo lapansi panthawiyi, izi ndichifukwa kapangidwe ka ma carbor nanotubes ndi graphene yotseka kulowera kwa electrolyte, motero kuteteza matrix. Zotsatira za ziwirizi zimatsimikiziridwa. Zophimba zomwe zili ndi zida ziwiri za nano zili bwino kutsutsana.
Kudzera mu Terfal Curve ndi kusintha kwa magetsi osowa, zimapezeka kuti zitsulo za alumina ndi graphene, mpweya wa kaboni ndi zosakaniza zawo zitha kusintha chisanu kukana chifukwa cholumikizira. Kuti mufufuze zotsatira za Nano zowonjezera pa kutukudwa, micro pamtunda wa morphology ya zokutira kuwonongedwa.
Lolera
Chithunzi 5 (A1, A2, B1, B1 Chithunzi 5 (A2) chikuwonetsa kuti pamwamba pamoto chikakhala. Kwa gawo lopanda kanthu, maenje ambiri ophukira amawoneka pansi atamiza m'ma electrolyte, kuwonetsa kuti kukana kwa matrix ya salt ndi osauka ndipo electrolyte ndikosavuta kulowa mu matrix. Zojambula za lumina za lumina, monga zikuwonekera pa Chithunzi 5 (b2), ngakhale njira zowopsa zachilengedwe zimapangidwa pambuyo potupa, zokutira bwino zokongoletsa za eleralyte, zomwe zimafotokoza chifukwa cha Kusintha kwamphamvu kwa kusokonekera kwa chitoliro cha alumina.
Lolera
Pamtunda wa MWT-Cooh-SDB, zokutira zomwe zili ndi graphene 0.2% ndi zokutira zomwe zili ndi 0,2% MWNT-Cooh-SDB ndi 0,2% Graphene. Itha kuwoneka kuti zokutira ziwiri zomwe zili ndi graphene mu Chithunzi 6 (b2 ndi c2) kukhala ndi kapangidwe kake, kumangirira pakati pa tinthu tating'onoting'ono kumangirirani ndi zomatira. Ngakhale pamwamba pamiyala imawonongeka ndi electrolyte, njira zochepa zolumikizira zimapangidwa. Pambuyo kuvunda, zokutira ndi wandiweyani ndipo pali zolakwika zochepa. Kwa Chithunzi 6 (A1, A2), chifukwa cha mikhalidwe ya MWN-Cooh-SDB, zokutira pamaso pa chimbudzi ndizofalikira. Pambuyo kuvunda, ma pores a gawo loyambirira lipandulika komanso lalitali, ndipo chimakhala cham'kati. Poyerekeza ndi Chithunzi 6 (B2, C2), kapangidwe kake kamakhala ndi zofooka zambiri, zomwe zimagwirizana ndi kugawa kwa kukula kwa phindu lopezeka kuchokera ku mayeso a electrochemiation. Zimawonetsa kuti kulumikizana kwa lumo umakhala ndi graphene, makamaka osakaniza a graphene ndi kaboni nanotube, amakhala ndi vuto labwino kwambiri. Izi ndichifukwa choti kapangidwe ka kaboni nanotube ya carboti ndi Graphene imatha kuletsa kusinthasintha kwa mpweya ndikuteteza matrix.
5. Zokambirana ndi Chidule
Kudzera muyeso woyeserera kwa kaboni nanotubes ndi graphene zowonjezera pa chitoliro cha alumina ndi kusanthula kwa mawonekedwe microstructuctuctuctunce yophimba, izi zimapangidwa:
. cm2, magetsi amagetsi amawonjezeka kuchokera ku 11388 ω mpaka 28079 ω, ndi Kulimbana kwa kuchuluka kwamphamvu ndiye kwakukulu kwambiri, 46.85%. Poyerekeza ndi zokutira za lumina, zopindika ndi graphene ndi kaboni nanotubes zimakhala ndi vuto labwinoko.
. Kusoka zamagetsi koyamba kumatsika kenako kumawonjezeka, ndipo kukana kwa zokongoletsera za alumina chifukwa chopanga ma denti ndi osauka. Kapangidwe kake ndi synergy ya carbon nanotubes ndi graphene adaletsa kulowa kwa electrolyte. Mukanyowa kwa 19.5 h, kupeputsa magetsi okhala ndi zinthu za nano kunachepa ndi 22.94%, 25.60% ndi 9.61% motero, ndipo kuwonongeka kwa zophimba kunali kwabwino.
6. Kukopa makina ogwirizanitsa kutsutsana
Kudzera mu Terfal Curve ndi kusintha kwa magetsi osowa, zimapezeka kuti zitsulo za alumina ndi graphene, mpweya wa kaboni ndi zosakaniza zawo zitha kusintha chisanu kukana chifukwa cholumikizira. Kuti mufufuze zotsatira za Nano zowonjezera pa kutukudwa, micro pamtunda wa morphology ya zokutira kuwonongedwa.
Chithunzi 5 (A1, A2, B1, B1 Chithunzi 5 (A2) chikuwonetsa kuti pamwamba pamoto chikakhala. Kwa gawo lopanda kanthu, maenje ambiri ophukira amawoneka pansi atamiza m'ma electrolyte, kuwonetsa kuti kukana kwa matrix ya salt ndi osauka ndipo electrolyte ndikosavuta kulowa mu matrix. Zojambula za lumina za lumina, monga zikuwonekera pa Chithunzi 5 (b2), ngakhale njira zowopsa zachilengedwe zimapangidwa pambuyo potupa, zokutira bwino zokongoletsa za eleralyte, zomwe zimafotokoza chifukwa cha Kusintha kwamphamvu kwa kusokonekera kwa chitoliro cha alumina.
Pamtunda wa MWT-Cooh-SDB, zokutira zomwe zili ndi graphene 0.2% ndi zokutira zomwe zili ndi 0,2% MWNT-Cooh-SDB ndi 0,2% Graphene. Itha kuwoneka kuti zokutira ziwiri zomwe zili ndi graphene mu Chithunzi 6 (b2 ndi c2) kukhala ndi kapangidwe kake, kumangirira pakati pa tinthu tating'onoting'ono kumangirirani ndi zomatira. Ngakhale pamwamba pamiyala imawonongeka ndi electrolyte, njira zochepa zolumikizira zimapangidwa. Pambuyo kuvunda, zokutira ndi wandiweyani ndipo pali zolakwika zochepa. Kwa Chithunzi 6 (A1, A2), chifukwa cha mikhalidwe ya MWN-Cooh-SDB, zokutira pamaso pa chimbudzi ndizofalikira. Pambuyo kuvunda, ma pores a gawo loyambirira lipandulika komanso lalitali, ndipo chimakhala cham'kati. Poyerekeza ndi Chithunzi 6 (B2, C2), kapangidwe kake kamakhala ndi zofooka zambiri, zomwe zimagwirizana ndi kugawa kwa kukula kwa phindu lopezeka kuchokera ku mayeso a electrochemiation. Zimawonetsa kuti kulumikizana kwa lumo umakhala ndi graphene, makamaka osakaniza a graphene ndi kaboni nanotube, amakhala ndi vuto labwino kwambiri. Izi ndichifukwa choti kapangidwe ka kaboni nanotube ya carboti ndi Graphene imatha kuletsa kusinthasintha kwa mpweya ndikuteteza matrix.
7. Zokambirana ndi Chidule
Kudzera muyeso woyeserera kwa kaboni nanotubes ndi graphene zowonjezera pa chitoliro cha alumina ndi kusanthula kwa mawonekedwe microstructuctuctuctunce yophimba, izi zimapangidwa:
. cm2, magetsi amagetsi amawonjezeka kuchokera ku 11388 ω mpaka 28079 ω, ndi Kulimbana kwa kuchuluka kwamphamvu ndiye kwakukulu kwambiri, 46.85%. Poyerekeza ndi zokutira za lumina, zopindika ndi graphene ndi kaboni nanotubes zimakhala ndi vuto labwinoko.
. Kusoka zamagetsi koyamba kumatsika kenako kumawonjezeka, ndipo kukana kwa zokongoletsera za alumina chifukwa chopanga ma denti ndi osauka. Kapangidwe kake ndi synergy ya carbon nanotubes ndi graphene adaletsa kulowa kwa electrolyte. Mukanyowa kwa 19.5 h, kupeputsa magetsi okhala ndi zinthu za nano kunachepa ndi 22.94%, 25.60% ndi 9.61% motero, ndipo kuwonongeka kwa zophimba kunali kwabwino.
. Pambuyo kuvunda, ma pores a gawo loyambirira amakhala lopapatiza komanso lalitali, ndipo ma annel amakhala ozama. Kuphimba komwe kuli ndi graphene kumakhala ndi mawonekedwe athyathyathya, kuphatikiza pakati pa tinthu tating'onoting'ono pophimba ndi pafupi, ndipo tinthu tambiri tambiri takulungidwa ndi zomatira. Ngakhale mawonekedwewo amawonongeka ndi electrolyte pambuyo potupa, pali njira zingapo zolumikizira ndipo kapangidwe kake kamakali kwandiweyani. Kapangidwe ka kaboni nanotubes ndi graphene kumatha kutseka moyenera kufalitsa ndikuteteza matrix.
Post Nthawi: Mar-09-2022