Dukoresha kuki kugirango tunoze uburambe.Mugukomeza gushakisha kururu rubuga, wemera gukoresha kuki.Ibisobanuro byinshi kuvaIkidodo c'amavuta ya PTFE
Kubona kashe nziza kubutaka bugaragara byabaye ingorabahizi mumyaka mirongo ndetse nibinyejana byinshi, kandi byarushijeho kuba ingorabahizi kuva haza kubaho iterambere ryimodoka, indege, hamwe nimashini zujuje ubuhanga.
Muri iki gihe, thermoplastique nka polytetrafluoroethylene (PTFE) ikidodo cy'iminwa (kizwi kandi nk'ikimenyetso cya rotary shaft).
Muri iki kiganiro, tuzareba neza ubuzima bwimikorere yo hejuru ya PTFE izunguruka yiminwa hamwe nihindagurika ryigihe.
Buri "ntwari" ifite inkuru yinkomoko.Bimwe bireba kashe ya PTFE.Abapayiniya ba mbere bakoreshaga umugozi, rawhide, cyangwa umukandara mwinshi nka bimwe mubidodo bya mbere cyangwa ibintu bifunga kashe kumurongo.Ariko, ibyo kashe bikunda kumeneka kandi bisaba kubungabungwa buri gihe.Amenshi mu masosiyete ya kashe ya elastomeric yahoze ari tanneri.
Mu mpera za 1920, kashe ya mbere ya radial ya kashe yakozwe mu mpu no mu dusanduku tw’ibyuma hamwe na feri.Mu mpera za 1940, uruhu rwatangiye gusimburwa na rubber.Nyuma yimyaka 40, abayikora benshi batangiye gutekereza kuri sisitemu yabo yose yo gufunga, akenshi bahuza ubuso bwa kashe mugiterane cya kashe kandi bagakoresha iminwa myinshi ifite aho ihurira na horizontal.
Fluorocarbon nimwe mubikora.Mu 1982, Fluorocarbon yaguze SealComp, icyo gihe uruganda ruto rufite uruganda rukora iminwa ya kashe ikorera i Michigan.Nyuma yo kugura, Isosiyete ya Fluorocarbon yimuye SealComp mu ruganda rwo muri Caroline yepfo kugira ngo ikore kashe y’icyuma ku nganda za kirimbuzi na peteroli.
Ubu bucuruzi bushya bwa lip kashe kabuhariwe mumashanyarazi ya hydraulic yumuvuduko mwinshi na moteri, abasimburanya gisirikare nibindi bicuruzwa byubucuruzi birimo kashe ya mazutu ya kashe ya kashe hamwe na thermostat.
Mu myaka ya za 90 rwagati, Isosiyete ya Fluorocarbon yahinduye izina yitwa Furon kandi yaguzwe na BD SEALS Solutions ™ mu 2001. Ibi byongera Furon mu bucuruzi bwa kashe ya BD SEALS Solutions, yashinzwe mu 1955.
Muri 1995, kaseti ya elastomeric yongewe kumurambararo wo hanze wa BD SEALS Solutions al kashe yiminwa.Ibi bikorwa hagamijwe gukuraho icyuma-cyuma no kwemeza kashe hagati yikimenyetso na kashe yumubiri wumukiriya.Ibindi bintu byongeweho nyuma byongeweho kugirango bikurweho kashe kandi bihagarare bikora kugirango umenye kashe kandi wirinde kwishyiriraho nabi.
Hariho byinshi bisa, ariko kandi bitandukanye cyane, hagati yikimenyetso cya elastomeric rubber na kashe ya BD Ikidodo cya PTFE.
Mu buryo bwubaka, kashe zombi zirasa cyane kuko zikoresha umubiri wicyuma ukanda kashe yumubiri uhagaze hamwe nibikoresho byiminwa idashobora kwangirika bikubita ku rufunzo ruzunguruka.Bakoresha kandi umwanya ungana iyo mukoresha.
Ikimenyetso cya Elastomeric ni kashe ya shaft ikunze kugaragara kumasoko kandi ikabumbabumbwa mumazu yicyuma kugirango itange ubukana bukenewe.Ikimenyetso cya elastomeric reberi yiminwa ikoresha isoko yagutse nkuburyo bwo gupakira kugirango ikashe neza.Mubisanzwe isoko yisoko iri hejuru yikibanza cyo guhuza kashe na shitingi, itanga imbaraga zikenewe zo kumena firime yamavuta.
Mubihe byinshi, kashe yiminwa ya PTFE ntabwo ikoresha isoko yo kwaguka kugirango ushireho ikimenyetso.Ahubwo, kashe isubiza umutwaro uwo ariwo wose washyizwe mu kurambura umunwa wa kashe hamwe na radiyo yunamye yakozwe n'umubiri w'icyuma.Ikimenyetso cya PTFE koresha uburyo bwagutse bwo guhuza hagati yiminwa nigiti kuruta kashe yiminwa ya elastomeric.Ikimenyetso cya PTFE nacyo gifite umutwaro wo hasi wihariye, ariko ufite ahantu hanini ho guhurira.Igishushanyo cyabo cyari kigamije kugabanya igipimo cyimyambarire kandi hahinduwe impinduka kugirango igabanye imitwaro, izwi kandi nka PV.
Ikoreshwa ryihariye rya kashe ya PTFE ni ugushiraho ibiti bizunguruka, cyane cyane ibiti bizunguruka ku muvuduko mwinshi.Iyo ibintu bitoroshye kandi birenze ubushobozi bwabo, nibyiza muburyo bwiza bwa kashe ya elastomeric.
Byibanze, kashe yiminwa ya PTFE yashizweho kugirango ikemure icyuho kiri hagati yiminwa gakondo ya elastomeric na kashe ya karubone.Barashobora gukora kumuvuduko mwinshi n'umuvuduko kurenza kashe ya elastomeric yiminwa, bigatuma iba inzira nziza.
Imikorere yabo ntabwo ihindurwa nabi nibidukikije bikaze hamwe nubushyuhe bukabije, itangazamakuru ryangirika, umuvuduko mwinshi hejuru, umuvuduko mwinshi cyangwa kubura amavuta.Urugero rwiza rwubushobozi buhanitse bwa PTFE ni compressor de air inganda, zapimwe gukora amasaha arenga 40.000 utabungabunzwe.
Hariho ibitekerezo bitari byo bijyanye no gukora kashe ya PTFE.Ikimenyetso cya Elastomeric reberi kanda kanda reberi imbere yicyuma.Umubiri wicyuma utanga ubukana bukenewe, kandi elastomer ifata igice cyakazi cya kashe.
Ibinyuranye, kashe ya PTFE ntishobora gutabwa munzu yicyuma.Ibikoresho bya PTFE ntabwo bijya mumazi cyangwa leta yemerera ibikoresho gutemba;Kubwibyo, kashe yiminwa ya PTFE ikorwa mugutunganya kashe, hanyuma ikayiteranya mumazu yicyuma, hanyuma ikayifata mumashini.
Mugihe uhitamo igisubizo kiboneye cyo kuzenguruka porogaramu, ibintu byingenzi birimo umuvuduko wa shaft, umuvuduko wubuso, ubushyuhe bwimikorere, kashe yo hagati, hamwe nigitutu cya sisitemu bigomba gutekerezwa neza.Hariho ubundi buryo bwinshi bwo gukora ugomba gusuzuma mugihe ufata icyemezo, ariko ibyavuzwe haruguru nibyo byingenzi.
Hamwe n'uburenganzira hazamo inshingano zikomeye.Igihe kirenze, intumbero ya BD SEALS Ibisubizo ™ yahindutse mubisabwa bisaba kashe ya PTFE isaba kashe.Imwe mu nyungu zingenzi za kashe nubushobozi bwayo bwo gukora mubidukikije bigoye mubikorwa byinganda, ibinyabiziga nindege.
Barashobora gukorera kumuvuduko mwinshi n'umuvuduko hejuru yizunguruka kuruta kashe ya elastomeric, kandi inyungu ntizagarukira aho.Izindi nyungu za kashe ya PTFE zirimo:
BD SEALS Ibisubizo ™ Ikimenyetso cya kabiri gisanzwe ni BD SEALS PTFE umubiri wicyuma kizunguruka kashe yiminwa na kashe ya DynaLip polymer, byombi birasimburana.Itandukaniro nyamukuru hagati yabo nigishushanyo cyabo.Ikidodo cyamazu yicyuma gikoresha impapuro kugirango kibe inzu ifunze hanyuma ushyireho umunwa ufunga kugirango ushireho kashe.
Yahimbwe mu ntangiriro ya za 1970, Ikidodo cya BD SEALS cyagenewe gukorerwa ahantu habi kuva kuri -53 ° C kugeza kuri 232 ° C, ibidukikije bikaze, hamwe n’ibidukikije byumye kandi byangiza.Dynamic PTFE izenguruka ikoreshwa mubisabwa bikurikira:
Ikidodo cya DynaLip kibanziriza BD SEALS izenguruka kashe kumyaka icumi.Kurema kwabo byabaye nkenerwa mugihe BD SEALS Solutions ™ yatangiye gukora kuvanga no kuvanga ibikoresho biturika mubisirikare.Ikidodo c'iminwa gifunze gifatwa nk'ibidakwiriye rwose kubwiyi ntumbero kubera ko bishoboka ko bahura nigiti kizunguruka c'ibisasu bivanze.Niyo mpamvu BD SEALS Solutions ™ abahanga bashushanya bakoze kashe yiminwa idafite ibyuma mugihe bagikomeza inyungu zingenzi.
Iyo ukoresheje kashe ya DynaLip, gukenera ibice byicyuma bivaho burundu kuko kashe yose ikozwe mubintu bimwe bya polymer.Mubihe byinshi, elastomericO-impetaikoreshwa hagati ya diameter yinyuma yikidodo hamwe nuburaro bwa bore.O-impeta itanga kashe ihamye kandi irinda kuzunguruka.Ibinyuranye, BD SEALS kashe yiminwa irashobora gukorwa mubikoresho birenga bitatu bitandukanye kandi bigashyirwa mumazu yicyuma.
Uyu munsi, kashe yumwimerere ya DynaLip yabyaye verisiyo zitandukanye zitandukanye nazo zikwiye mugushiraho umurima kuko zidasaba ibikoresho byihariye byo kwishyiriraho kandi biranakenewe mubisabwa bisaba ko kashe ikurwaho kugirango isukure.Bitewe nuburyo bworoshye, ibyo kashe akenshi usanga bifite ubukungu.
Nigute BD Ikidodo cya PTFE iminwa, kashe ya DynaLip polymer hamwe nizindi kashe yiminwa kuva kashe ya bd Ibisubizo ™ bihindura ubuzima bwacu bwa buri munsi?
Ikidodo c'iminwa ya PTFE gitanga uburyo bwiza bwo gufunga no guterana muke ahantu humye cyangwa habi.Bakunze gukoreshwa mubikorwa bigoye aho umuvuduko ukenewe.
Isoko ryo guhumeka ikirere ni urugero rwiza rwuburyo kashe ya PTFE isimbuza kashe ya elastomeric na karubone.BD SEALS Solutions ™ yatangiye gukorana n’amasosiyete akomeye akomeye yo guhumeka ikirere hagati mu myaka ya za 1980, asimbuza kashe ya rubber ikunda kumeneka hamwe na kashe ya karubone.
Igishushanyo cyumwimerere cyari gishingiye ku kashe gakondo y’umuvuduko ukabije w’iminwa, ariko uko igihe cyagiye gihita, kubera ko icyifuzo cyiyongereye kandi kigasabwa gukora cyane, kashe yashizweho kugira ngo zidasohoka kandi zongererwe igihe cya serivisi.
Ikoranabuhanga rishya ryatejwe imbere kurenza inshuro ebyiri kashe mugihe gikomeza kugenzura neza igihe cyose.Nkigisubizo, Omniseal Solutions al Ikidodo cya PTFE gifatwa nkurwego rwinganda, rutanga amasaha arenga 40.000 ya serivise yubusa.
Ikirango cya PTFE gitanga uburyo bwiza bwo kugenzura kandi burashobora gukora kuva 1000 kugeza 6000 rpm hamwe namavuta atandukanye kandi mugihe kinini (amasaha 15,000), bikagabanya garanti.bd Ikidodo Igisubizo ™ gitanga kashe ya shitingi yinganda zogusenyera hamwe na diametre kuva kuri 0.500 kugeza kuri 6000 (13 kugeza 150 mm).
Kuvanga ni akandi gace k'inganda aho kashe yihariye ikwirakwizwa.BD SEALS Solutions ™ abakiriya muriyi nganda bakeneye kashe ishobora gukemura ikibazo cyo gutandukana no gutemba kugera kuri 0.300 muri. (7,62 mm), ni umubare munini wibikorwa bya shaft.Kugira ngo iki kibazo gikemuke kandi utezimbere umuvuduko wimikorere, BD SEALS Solutions ™ itanga igishushanyo mbonera cya kashe yiminwa.
bd Ikidodo c'iminwa biroroshye gushiraho, byujuje ibyangombwa bisabwa bya EPA, kandi ni amavuta hamwe na coolant bihujwe no gukoreshwa ahantu hafunzwe mubuzima bwa pompe.
Mubyongeyeho, Ibisubizo als kashe yiminwa yabugenewe kugirango ibintu bifungwe neza, umuvuduko ukabije, umuvuduko nubushuhe, nibindi bikorwa byinshi.
Ikidodo cyabo kandi gikoreshwa mubikoresho bisaba ibikoresho byemewe na FDA byo gukoresha mumashini nka:
Izi porogaramu zose zisaba kashe yo kugabanya ubukana kugirango igabanye ubushyuhe.Usibye kuba wujuje ubuziranenge bwa FDA, kashe igomba kuba idafite umwobo ushobora gutera kuvanga ibintu bifunze, kandi bigomba guhuzwa na acide, alkalis hamwe nisuku.Bagomba kandi kwihanganira gukaraba cyane kandi bagatsinda IP69K.
bd kashe ya Solutions als kashe yiminwa ikoreshwa mumashanyarazi yingirakamaro (APU), moteri ya gaz turbine, moteri, moteri na moteri, pompe ya lisansi, turbine yumuvuduko (RAT) hamwe na flap actuator, rimwe mumasoko manini.
APU yakorewe mu ndege ya US Airways 1549 (“Igitangaza kuri Hudson”) kugirango itange ingufu mu ndege kugirango igwe neza.BD SEALS Ibisubizo ™ kashe yiminwa nimpeshyi byashyizwe muri sisitemu yibanze yindege, ifatwa nkindege ikomeye kandi igomba kuba ikora 100% iyo yoherejwe.
Hariho impamvu nyinshi zituma abakora mu kirere bashingira kuri kashe yiminwa.Ikimenyetso cyihariye cya BD SEALS iminwa itanga kashe ikarishye kandi ikora neza kuruta kashe ya elastomeric.Barasaba kandi umwanya muto ugereranije nubukanishi bwa karubone yumukanishi kuri shitingi ya turbine na garebox yo hanze.
Barashobora kwihanganira ubushyuhe kuva kuri -65 ° F kugeza kuri 350 ° F (-53 ° C kugeza 177 ° C) hamwe nigitutu kigera kuri 25 psi (0 kugeza kuri 1.7 bar), hamwe nubuso busanzwe bwa metero 2000 kugeza 4000 kumunota (10 kugeza 20 m / s).Bd zimwe zifunga Ibisubizo ™ ibisubizo muri kano gace birashobora gukora ku muvuduko urenga metero 20.000 kumunota, ibyo bikaba bihwanye na metero 102 kumasegonda.
Irindi soko rikuru ni kashe ya moteri yindege, aho kashe yiminwa ikoreshwa mubidodo byoherejwe hanze nabakora moteri nini yindege.bd kashe ya Solutions als kashe yiminwa ikoreshwa no muri moteri yindege ya turbofan.Ubu bwoko bwa moteri bufite ibikoresho bya sisitemu itandukanya umuyaga wa moteri na compressor yumuvuduko muke na turbine, bigatuma buri module ikora kumuvuduko mwiza.
Rero, barashobora gutanga umusaruro wiyongereye.Indege isanzwe itwika hafi kimwe cya kabiri cya litiro ya lisansi kuri kilometero imwe, kandi moteri ikora neza biteganijwe ko izigama impuzandengo ya miliyoni 1.7 z'amadolari yo gukoresha muri buri ndege ku mwaka.
Usibye gutera inkunga inganda z'ubucuruzi, kashe ya PTFE ikoreshwa no mubisirikare, cyane cyane na Minisiteri yingabo.Ibi birimo gukoresha indege zirwana, abatwara indege na kajugujugu.
Ikimenyetso cya PTFE gikoreshwa cyane mu ndege za gisirikare;Kurugero, mumashanyarazi ya vertical lift, kajugujugu ya garebox ya kashe ya moteri hamwe na kashe zabo zipakiye isoko nabyo bikoreshwa mubice bya kashe ya rotor, flaps na slats, nibikoresho byingenzi muri sisitemu yo gufata feri ikoreshwa mu gufata indege.Yamanutse kuri etage.Ni ngombwa kwemeza ko ibikoresho bikoreshwa muri izo ntego bidakora neza.
BD SEALS Solutions als kashe yiminwa irakwiriye kuri bimwe mubibazo bitoroshye nka crankshafts, abagabura, pompe za lisansi hamwe na kashe ya kamera biboneka mubikorwa byo gusiganwa, aho usanga moteri zisanzwe zisunikwa kurimbi.
Amakipe menshi ya NASCAR na moteri ya Indianapolis Motorsports ikoresha BD SEALS Solutions ™ kashe yiminwa.Hafi ya buri majonjora kandi arangiza muri Indianapolis muri 2019 yakoresheje kashe yiminwa byibuze imbere yimbere ninyuma.bd kashe ya Solutions ™ irerekana kandi igishushanyo cya patenti cyakozwe byumwihariko kuri NASCAR kugirango gikureho ibibazo bisanzwe bitera PTFE gucamo kashe.
Iyo kashe ya moteri ya moteri ya krankshaft yaka umuriro mwinshi n'umuvuduko mwinshi mugihe cy'isiganwa riherutse kubera kuri Daytona Superspeedway, uruganda rukora moteri ya NASCAR rwahinduye bd kashe ya Solutions als kashe yiminwa.Igisubizo cyabaye intsinzi kuri buri wese: Brad Keselowski na No 2 Penske Ford batsinze irushanwa bakoresheje bd kashe ya Solutions als kashe yiminwa.Kugirango turusheho kunoza iki gikorwa cyagenze neza, bane muri batanu ba mbere barangije batwaye imodoka zifite moteri ikora inganda zikomeye nazo zungukiye kuri kashe yiminwa.
Ubundi buryo bwo kwiruka kuri BD SEALS Solutions als kashe yiminwa iri mumashanyarazi ya peteroli.Izi moteri zikorerwa mubihe bikabije aho buri kintu cyose cyunamye, kunyeganyega no kugoreka, bigatera guhuza ibice bitagomba kubaho mubisanzwe.Kubwibyo, impuzandengo yigihe cyo gutera inshinge zirenze munsi yiminota itanu iyo ikoreshejwe kumuvuduko wo gusiganwa.
Igihe cyo kohereza: Ukwakira-10-2023