N’chifukwa Chiyani Chisindikizo Chatsopano cha Makina Chimalephera Kukhazikika Nthawi Imodzi?

Chifukwa Chake Chisindikizo Chatsopano cha Makina Chingalephereke Nthawi Imene Chikayikidwa

Pamenechisindikizo chamakina chatsopanoNgati pampu yalephera kugwira ntchito nthawi yomweyo kapena mkati mwa maola 48 oyamba, chochitikachi chimaonedwa ngati kulephera kwa imfa ya makanda. Malinga ndi njira zoyendetsera ntchito zomwe zikugwirizana ndi malangizo a API 682, chisindikizo cha makina chodziwika bwino komanso choyikidwa bwino chikuyembekezeka kukwaniritsa Mean Time Between Failures (MTBF) cha miyezi yosachepera 36. Kuchepetsa nthawi ya moyo uno kufika pa zero maola kumasonyeza kusokonekera kwakukulu kwa ma protocol okhazikitsa, specifications ya dongosolo, kapena njira zoyambira ntchito.

Kulephera kugwira ntchito nthawi yomweyo sikukutanthauza kuwonongeka kwachilengedwe; m'malo mwake, kumagwira ntchito ngati chizindikiro cha kusagwirizana kwakukulu kwa mankhwala, kuuma kwa ntchito, kapena kusagwirizana kwakukulu kwa mankhwala. Kumvetsetsa zomwe zimayambitsa kulephera kugwira ntchito nthawi yomweyo ndikofunikira kwambiri kwa mainjiniya odalirika, chifukwa kukhazikitsanso zinthu mobwerezabwereza popanda kuthana ndi vuto la dongosololi kumabweretsa zotsatira zofanana zoopsa.

Zoopsa Zamalonda Zokhudza Kulephera Kwachangu kwa Chisindikizo

Zotsatira zachuma za kulephera kwa makina nthawi yomweyo zimapitirira mtengo wogulira chinthu chosinthira. M'mafakitale opitilira monga kukonza ma hydrocarbon kapena kupanga mankhwala, nthawi yopuma ya pampu yosakonzekera ikhoza kubweretsa kutayika kwakukulu kwa kupanga. Pamene pampu yatsopano yoyambitsidwa iyenera kuchotsedwa ntchito nthawi yomweyo ikatha, kusokonezeka kumadutsa mu ndondomeko yonse yopangira.

Kuphatikiza apo, kulephera kwa kutseka nthawi yomweyo nthawi zambiri kumabweretsa kutulutsidwa mwadzidzidzi kwa madzi opangidwa. Ngati chopoperacho chili choopsa, chosinthasintha, kapena chakupha, malo osungiramo zinthu amakumana ndi zilango zolimba zowongolera. Mwachitsanzo, malamulo okhudza zachilengedwe okhudza Volatile Organic Compounds (VOCs) nthawi zambiri amalamula malire okhwima otulutsa mpweya; kulephera kwa kutseka komwe kumatulutsa ma VOC opitilira malire enaake owongolera kumayambitsa malipoti ofunikira, kuchitapo kanthu mwachangu, komanso chindapusa chomwe chingachitike, zomwe zimawonjezera chiopsezo cha malonda.

Chifukwa Chake Kutaya Koyambirira Kuyenera Kutengedwa Mozama

Kuona kutayikira koyambirira ngati vuto laling'ono m'malo mokhala ngati alamu yofunikira kwambiri ndi vuto lofala kwambiri pakugwira ntchito. Ngakhale kulira pang'ono kumatha kuchitika nthawi yoyamba kusweka kwa nkhope ya chisindikizo, kudontha kwachangu, kokhazikika kapena kupopera kumasonyeza kuti mawonekedwe otsekera oyamba awonongeka kapena elastomer yachiwiri yowonongeka. Kunyalanyaza kutayikira kumeneku kumawononga umphumphu wa msonkhano wonse wozungulira.

Madzi otuluka m'bokosi lodzaza ndi madzi pa mphamvu ya makina amatha kupanga atomu, zomwe zimapangitsa kuti mpweya uphulike kapena mitambo ya nthunzi yoopsa. Kuphatikiza apo, madzi otuluka m'bokosilo azilowa mwachangu m'nyumba yosungiramo zinthu. Kuipitsidwa kwa mafuta odzola pogwiritsa ntchito madzi ochepa kapena madzi owononga kungachepetse kwambiri moyo wa makinawo, zomwe zimapangitsa kuti zinthu zamkati za pampu zilephereke kwambiri.

Kodi Kulephera kwa Chisindikizo Chamakina Mwamsanga Kumatanthauza Chiyani?

Kuzindikira vuto la kulephera kwa chisindikizo cha makina nthawi yomweyo kumafuna kudziwa chomwe chimapangitsa kulephera kwenikweni poyerekeza ndi momwe ntchito ikuyendera. Miyezo yamakampani imazindikira kuti zisindikizo zamakina zimapangidwa kuti zituluke mu microscope kuti zisunge filimu yoyenda pakati pa nkhope zozungulira ndi zosasuntha. Komabe, kusiyanitsa pakati pa khalidwe labwino la ntchito ndi malire a chisindikizo omwe ali pachiwopsezo ndi gawo loyamba pakuthana ndi mavuto.

Kulephera Koyenera kwa Ogwira Ntchito vs. Kulephera Koona

Poyamba kugwiritsa ntchito pompu, mbali za kaboni ndi silicon carbide (kapena tungsten carbide) za chisindikizo cha makina zimadutsa nthawi yochepa yolumikizana kapena kusweka. Ndikofunikira kuti chisindikizo chatsopano chiwonetse kulira pang'ono—nthawi zambiri kumatanthauzidwa ngati madontho ochepa pamphindi. Kulira kumeneku kuyenera kuchepa pang'onopang'ono ndikusiya kwathunthu mkati mwa maola 24 mpaka 48 oyamba pamene nkhopezo zikugwirizana.

Mosiyana ndi zimenezi, kulephera kwadzidzidzi kumachitika ngati mtsinje wopitirira, kupopera kwambiri, kapena kuchuluka kwa madzi omwe amatuluka omwe amaposa zomwe anthu amayembekezera. Ngati kutuluka kwa madzi sikuchepa pambuyo poti pampu yafika kutentha koyenera, kapena ngati kuchuluka kwa madzi m'kati mwa ngalande, chisindikizocho chimakhala chofooka kwambiri.

Zigawo Zofunikira Zotsekera ndi Malo Otayikira Oyenera Kuwunika

Akayang'ana chisindikizo cholephera, akatswiri ayenera kupatula njira yeniyeni yotulutsira madzi.Chisindikizo chamakina chili ndi zinthu zingapoMalo olephera omwe angagawidwe, omwe amagawidwa m'magulu oyambira ndi achiwiri otsekereza. Malo otayikira oyamba ndi malo olumikizirana pakati pa nkhope zozungulira ndi zosasuntha. Ngati nkhope izi zadulidwa, zasokonekera ndi kutentha, kapena zatsegulidwa ndi tinthu tating'onoting'ono, kutuluka kwakukulu kudzachitika mwachindunji m'mbali mwa shaft.

Malo otulutsira madzi achiwiri amakhudza zigawo za elastomeric, makamaka mphete za O kapena wedges zosinthasintha. Mphete za O zosinthika zimafuna liwiro lolondola la kukanikiza kuti zisunge chitseko pamene makina a kasupe amalola kuti chitseko chipitirire patsogolo. Ngati mphete ya O yatsitsidwa panthawi yoyika, yotulutsidwa chifukwa cha kupanikizika kwambiri, kapena yawonongeka ndi mankhwala, madziwo adzadutsa nkhope zoyambira kwathunthu. Kuphatikiza apo, gasket ya gland—chitseko chosasunthika pakati pa gland yotsekedwa ndi chitseko cha pampu—iyenera kuyang'aniridwa kuti ione ngati pali mipando yosayenera kapena mphamvu yokwanira ya bolt.

Mikhalidwe Yogwirira Ntchito Yoyenera Kulemba Musanayambe Kuthetsa Mavuto

Asanachotse pampu kuti ayang'ane chisindikizo cholephera kugwira ntchito, magulu odalirika ayenera kulemba momwe ntchito ikuyendera panthawi yomwe yalephera kugwira ntchito. Kusanthula pambuyo pa imfa nthawi zambiri kumalepheretsedwa ndi kusowa kwa deta yoyambira. Ogwira ntchito ayenera kulemba kuthamanga kwa madzi, kuthamanga kwa madzi, ndi mphamvu yeniyeni ya madzi panthawi yoyambira.

Kusiyana kwa kutentha n'kofunika kwambiri. Kutentha kwa madzi olowa mu pampu, kutentha kwa madzi otuluka mu seal flush, ndi kutentha kwa mlengalenga kwa bokosi lodzaza ziyenera kulembedwa. Kusiyana kwakukulu kwa kutentha pakati pa madzi otuluka mu process ndi kutentha komwe kumayembekezeredwa kwa flush kungasonyeze kusowa kwa madzi ozizira, zomwe zimapangitsa kuti madziwo atuluke nthawi yomweyo komanso kuti madziwo ayambe kugwira ntchito. Kuphatikiza apo, kulemba RPM yeniyeni ndi deta iliyonse yogwedezeka yolembedwa kungathandize kudziwa ngati kupatuka kwakukulu kwa shaft kunathandizira kulephera.

Zolakwika Zokhazikitsa Zomwe Zimayambitsa Kulephera kwa Chisindikizo Koyambirira

Kusanthula kwa ziwerengero za kulephera kwa zida zozungulira kukuwonetsa kuti kulakwitsa kwa anthu ndi kuyika kosayenera ndizomwe zimayambitsa kufa kwa makanda ambiri m'masefa amakina. Ngakhale njira zotsekera zomwe zafotokozedwa bwino kwambiri, zopangidwa mwapadera, zidzalephera nthawi yomweyo ngati kulolerana kwa makina a pampu sikutsimikiziridwa kapena ngati njira zofunika kwambiri zoyikira zaphwanyidwa ndi ogwira ntchito yokonza.

Kutalika Kolakwika kwa Malo Oyikira, Kuthamanga kwa Shaft, ndi Kupsinjika kwa Paipi

Chisindikizo chamakina chimadalirakukhazikika kolondola kwa gawo la shaft ya pampu. Chisindikizo chilichonse chisanakhazikitsidwe, shaft iyenera kufufuzidwa ngati ikutha, kupotoka, ndi kusewera komaliza. Njira zabwino kwambiri zamakampani (monga API 610) zimalamula kuti pakhale kulekerera kokhwima kwa Total Indicator Reading (TIR) ​​yokhudza kuthamanga kwa radial ya shaft ndi kusewera komaliza kwa shaft ya axial. Ngati chisindikizo chayikidwa pa shaft yopitilira kulekerera kumeneku, nkhope yosinthika sidzatha kutsatira nkhope yosasuntha, zomwe zimapangitsa kuti mpata wotsekeka utseguke nthawi yomweyo.

Kutalika kolakwika kwa malo ndi chifukwa china chachikulu cha kulephera kwa chisindikizo cha zigawo. Ngati chisindikizocho chayikidwa kumbuyo kwambiri, ma spring sadzakhala ndi mphamvu yofunikira kuti nkhope zitsekedwe pansi pa mphamvu yamadzimadzi. Mosiyana ndi zimenezi, ngati chapanikizika kwambiri, filimu yamadzimadzi imafinyidwa, zomwe zimapangitsa kuti pakhale kuwonongeka kwa nthawi yomweyo. Kuphatikiza apo, kupsinjika kwa mapaipi—komwe kumachitika chifukwa chokakamiza mapaipi osakanikirana bwino pa nozzles za pampu—kungasokoneze chivundikiro cha pampu. Kusokonezeka kumeneku kumapangitsa bokosi lodzaza zinthu kukhala losiyana ndi shaft, zomwe zimapangitsa kuti nkhope za chisindikizo ziziyenda modabwitsa ndikulephera kugwira ntchito ikayamba.

Kutuluka madzi mouma, mpweya woipa, komanso mafuta osakwanira

Mawonekedwe a makina osindikizira amapangidwa kuti aziyenda pa filimu ya microscopic yamadzimadzi, nthawi zambiri amayesedwa m'zigawo za micron mu makulidwe. Ngati pampu yayatsidwa popanda kutulutsa bwino chivundikiro ndi bokosi lodzaza, mpweya kapena nthunzi zimatsekeredwa pankhope za chivundikirocho. Vutoli, lomwe limadziwika kuti dry running, ndi loopsa kwambiri.

Popanda mafuta ndi kuziziritsa kwa madzi a processing fluid, kukangana pakati pa nkhope ya silicon carbide yozungulira ndi nkhope ya carbon yosasuntha kudzapanga kutentha kwakukulu. Kutentha kwa nkhope kumatha kukwera mofulumira panthawi youma. Kutentha kwakukulu kumeneku kumapangitsa nkhope kuyang'ana kutentha (kupanga ming'alu yaying'ono), ma blister, kapena kusweka kwathunthu. Njira zoyenera zotulutsira mpweya, kuphatikizapo kugwiritsa ntchito ma valve a casing vent ndikuwonetsetsa kuti mizere yotsekera yotsekera yakonzedwa bwino musanayambe kugwira ntchito kwa injini, ndi zofunikira zomwe sizingakambirane kuti ntchito iyende bwino.

Njira Zabwino Kwambiri Zokhazikitsira Zisindikizo za Cartridge Mechanical

Zisindikizo za makina a cartridge zinapangidwa makamaka kuti zichepetse zolakwika pakuyika poyika nkhope, ma spring, ndi ma elastomer pa chikwama chimodzi. Komabe, sizimakhudzidwa ndi kusamalidwa bwino. Chimodzi mwa zolakwika zomwe zimachitika nthawi zambiri zomwe zimapangitsa kuti zilephereke nthawi yomweyo ndikuchotsa zisindikizo zokhazikika (kapena ma tabu ozungulira). Zisindikizozi zimasunga mawonekedwe olondola a axial ndi radial a zigawo zotsekera. Ziyenera kuchotsedwa pokhapokha mbale ya gland italumikizidwa bwino ku pompu ndipo zomangira zokhazikika zatsekedwa pa shaft.

Kuphatikiza apo, mabotolo a mbale ya gland ayenera kumangidwa pogwiritsa ntchito njira yopingasa yokhala ndi wrench yokhazikika. Kumangika kosagwirizana kungasokoneze nkhope yosasuntha. Pa mapampu wamba a ANSI/API, ma torque a gland bolt ayenera kutsatiridwa mosamala motsatira malangizo a wopanga. Kugwedeza kwambiri mbali imodzi ya gland kungayambitse nkhope yosasuntha kupendekeka ndi ma micrometer okha - zokwanira kuletsa nkhope yozungulira kuti isapange filimu yofanana yamadzimadzi, zomwe zimapangitsa kuti kutayike nthawi yomweyo.

Mafotokozedwe ndi Njira Zomwe Zimayambitsa Kulephera kwa Chisindikizo

Ngati zolakwika pakuyika ndi kulolerana kwa makina zachotsedwa, kulephera kwa chisindikizo nthawi yomweyo nthawi zambiri kumasonyeza kusagwirizana kwakukulu pakati pa zomwe makina amafotokozera ndi momwe zinthu zilili. Gawo lalikulu la kulephera kwa chisindikizo koyambirira kumachitika chifukwa kapangidwe ka chisindikizo, zitsulo, kapena zowongolera zachilengedwe sizigwirizana kwenikweni ndi mphamvu yamadzimadzi yomwe ilipo panthawi yomwe pampu imayamba kugwira ntchito.

Zipangizo Zolakwika za Nkhope, Elastomers, kapena Kapangidwe ka Spring

Kusankha zinthu zomangira nkhope ndi ma elastomer achiwiri kuyenera kugwirizana bwino ndi kapangidwe ka mankhwala ndi kutentha kwa madzi a processing. Ngati Fluoroelastomer (FKM) O-ring yokhazikika ikakumana ndi ma hydrocarbons otentha kwambiri omwe amapitirira malire ake a kutentha, elastomer idzakumana ndi kupsinjika nthawi yomweyo kapena kuwonongeka kwa kutentha, zomwe zingasokoneze chisindikizo nthawi yomweyo. Zikatero, njira zina zotentha kwambiri monga Perfluoroelastomers (FFKM) ziyenera kufotokozedwa.

Mofananamo, mawonekedwe a masika ayenera kufananizidwa ndi mawonekedwe a madzi. Ngati chisindikizo cha masika chokhala ndi ma coil ambiri chikugwiritsidwa ntchito mumadzimadzi okhuthala kwambiri kapena odzaza ndi tinthu tating'onoting'ono (monga mafuta osaphika kapena mapepala), masikawo amatsekeka nthawi yomweyo akayamba kugwira ntchito. Kutayika kwa mphamvu ya masika kumalepheretsa nkhope za chisindikizo kutseka, zomwe zimapangitsa kuti pakhale kutayikira kwakukulu. Mu ntchito izi,kasupe wa koyilo imodzikapena mawonekedwe a bellows achitsulo osasuntha amafunika kuti apewe kuipitsidwa nthawi yomweyo.

Mavuto a Kupanikizika, Kutentha, Nthunzi, ndi Zolimba

Kulephera kusunga malire okwanira a nthunzi mkati mwa bokosi lodzaza ndi chinthu chachikulu chomwe chimayambitsa nthunzi nthawi yomweyo. Malinga ndi malangizo a API 682, kupanikizika mu chipinda chotsegulira kuyenera kusungidwa pamlingo wokwanira (nthawi zambiri 3.4 bar / 50 psi) pamwamba pa kuthamanga kwa nthunzi ya madzi opompedwa pa kutentha kwa ntchito. Ngati kuthamanga kwa bokosi lodzaza kutsika pansi pa malire awa panthawi yoyambira, filimu yamadzimadzi pakati pa nkhope ya chisindikizo idzawala nthawi yomweyo kukhala mpweya.

Kutulutsa nthunzi kumakakamiza mwamphamvu nkhope za chisindikizocho kuti zisokonekere ndipo kumapangitsa kuti mphete yosasuntha isokonekere. Kusokonekera kumeneku kumatha kuswa zigawo za silicon carbide zofooka m'masekondi ochepa. Kuphatikiza apo, ngati madzi a process ali ndi zinthu zolimba kapena zomangira zambiri, ndipo kuphatikiza nkhope zolimba (monga Silicon Carbide vs. Silicon Carbide) sikunatchulidwe, tinthu tating'onoting'ono tomwe timakoka timapeza nthawi yomweyo nkhope zofewa za kaboni, ndikupanga mizere yozama yomwe imalola madzi kudutsa mawonekedwe otsekera.

Mapulani Otulutsa Madzi, Machitidwe Ozimitsira Madzi, Zolepheretsa Madzi, ndi Kuziziritsa

Kuwongolera zachilengedwe, kolamulidwa ndi mapulani a API 682 flush, ndikofunikira kwambiri pakusintha chilengedwe chozungulira nkhope za chisindikizo nthawi yomweyo.chisindikizo chamakina chawiriyayikidwa koma makina otchingira madzi (monga API Plan 53A) ali ndi mphamvu yosayenera, kulephera kukuchitika. Kuthamanga kwa madzi otchingira madzi kuyenera kusungidwa nthawi zonse pamwamba pa mphamvu yayikulu ya bokosi lodzaza. Ngati kuthamanga kwa ntchito kukukwera panthawi yoyambira ndikupitirira mphamvu ya chotchingira, madzi otchingira madzi adzakakamiza nkhope za chisindikizo chamkati kutseguka, kuipitsa madzi otchingira ndikuwononga chisindikizo.

Makina ozimitsira ndi ma loops oziziritsira amafunikanso kutsimikiziridwa mwamphamvu. Pulogalamu ya API 32, yomwe imalowetsa madzi oyera akunja m'chipinda chosindikizira, iyenera kupereka kuchuluka kwa madzi komwe kwatchulidwa kuti kuziziritse bwino nkhope ndikuchotsa tinthu tating'onoting'ono. Ngati mzere wotulutsira madzi wachotsedwa, wochepa kukula, kapena watsika mphamvu kuchokera kumutu, chisindikizocho sichidzalandira mafuta okwanira ndipo chidzalephera nthawi yomweyo.

Momwe Zomera Ziyenera Kuzindikira ndi Kuletsa Kulephera Kubwerezabwereza

Kuthetsa vuto la kufa kwa makanda mobwerezabwereza kumafuna kuti mafakitale azitsatira njira zolimba zodziwira matenda komanso njira zowongolera khalidwe. Kudalira kusintha kwa zinthu mosavuta popanda kuchita Root Cause Analysis (RCA) kumatsimikizira kuti vuto la makina kapena dongosolo lonse lidzawononga chisindikizo chotsatira. Mwa kukhazikitsa njira zowunikira bwino komanso zogulira, magulu odalirika amatha kuchepetsa kwambiri kulephera komwe kumachitika nthawi yomweyo.

Njira Yowunikira Chisindikizo cha Makina Pang'onopang'ono

Chisindikizo chikalephera nthawi yomweyo, chiyenera kuchotsedwa mosamala ndikuyesedwa pang'onopang'ono kuti chichotsedwe. Ogwira ntchito yokonza ayenera kupewa kuyeretsa chisindikizocho asanachiyang'ane, chifukwa madzi otsala, zinyalala zapafupi, kapena ufa wouma zimapereka zizindikiro zofunika. Kuyang'ana kumayamba ndi zisindikizo zachiwiri: Ma O-rings ayenera kufufuzidwa pansi pa kukula kwa zizindikiro za kutuluka (kusonyeza kupanikizika kwambiri), kutupa kwa mankhwala, kapena kuluma.

Kenako, nkhope zoyambira za chisindikizo ziyenera kufufuzidwa. Choyezera kapena chowongolera cha kuwala chiyenera kugwiritsidwa ntchito m'sitolo yosamalira yoyang'aniridwa kuti chiwone ngati nkhopeyo ndi yopyapyala. Nkhope zotsekedwa bwino ziyenera kukhala zopyapyala mpaka mkati mwa mizere iwiri mpaka itatu ya kuwala kwa helium (pafupifupi ma microns 0.6 mpaka 0.9). Ngati nkhopezo zikuwonetsa kuchuluka kwa ma scoring, kuipitsidwa kwa tinthu tating'onoting'ono ndiye chifukwa chake. Ngati nkhope ya kaboni ikuwoneka yokwera, magawo otupa, chisindikizocho chinakumana ndi kutentha kwakukulu chifukwa cha kuthamanga kouma kapena kupopera mpweya panthawi yoyambira.

Nthawi Yokonzanso, Kukonza, Kapena Kukweza Chisindikizocho

Pambuyo pa kugwetsedwa kwa chisindikizo, mainjiniya a zomera ayenera kusankha ngati akonze chisindikizo chomwe chalephera, kuyikanso china chosinthira mwachindunji, kapena kukweza ukadaulo wotsekera. Njira imodzi yodziwika bwino pakati pa mainjiniya a zomera ndi lamulo la 60%: ngati mtengo wake ndi wotani.kukonza chisindikizo cha makina(kuphatikizapo kulumikiza nkhope, kusintha ma elastomer, ndi kuyesa) zimaposa 60% ya mtengo wa chipangizo chatsopano, kugula chisindikizo chatsopano ndikoyenera kwambiri.

Komabe, ngati kusanthula kwa kulephera kwasonyeza kuti mfundo zoyambirira za chisindikizo zinali zolakwika kwambiri pazochitika za ndondomekoyi, kukonza kapena kusintha mwachindunji sikungatheke. Mwachitsanzo, ngati chisindikizo cha gawo la chinthu chalephera mobwerezabwereza chifukwa cha zolakwika zoyika posinthana kwa ogwira ntchito yokonza, kukweza kukhala chisindikizo cha cartridge chokwanira ndiye njira yabwino kwambiri yowongolera. Ngati kulepherako kudachitika chifukwa cha kukwera kwa kuthamanga kosalamulirika mu dongosolo limodzi la chisindikizo, kukweza kukhala dongosolo la chisindikizo champhamvu chowirikiza kawiri (API Plan 53 kapena 54) ndikofunikira kuti tipewe kusinthasintha kwa njira yogwirira ntchito.

Kugula, Kusunga, ndi Kulamulira Kukhazikitsa

Pomaliza, kupewa kulephera kwa chisindikizo nthawi yomweyo kumayamba nthawi yayitali pampu isanatulutsidwe; zimafuna kuyang'anira zinthu mosamala komanso kuwongolera zinthu musanayike. Zigawo za elastomeric mkati mwa zisindikizo zamakanika zimakhala zovuta kuwonongeka pakapita nthawi. Ngakhale miyezo monga SAE ARP5316 imapereka ma code oyenerera komanso malangizo onse okhudza nthawi yosungira ma polima monga Nitrile (NBR) ndi Fluoroelastomers (FKM), nthawi imeneyi ya moyo imasiyana malinga ndi mtundu wa polima ndipo ndi yovomerezeka pokhapokha ngati yasungidwa m'malo olamulidwa.

Zisindikizo zamakina ziyenera kusungidwa m'malo omwe kutentha kwake kuli pansi pa 25°C (77°F) ndipo chinyezi chake sichikhala pansi pa 65%. Kukhudzidwa ndi kuwala kwa ultraviolet mwachindunji, ozone yopangidwa ndi ma mota amagetsi apafupi, kapena kusinthasintha kwakukulu kwa kutentha kumapangitsa kuti ma elastomer akhale ofooka pamene ali pashelufu. Pamene chisindikizo chowonongeka chikayikidwa, mphete zolimba za O sizingapiringane kuti zikhazikitse chisindikizo, zomwe zimapangitsa kuti pampu ituluke madzi. Kugwiritsa ntchito zowongolera zinthu zoyambira, zoyamba kutuluka (FIFO) komanso malo osungira zinthu omwe amayendetsedwa ndi nyengo ndi chinthu chofunikira kwambiri popewa kulephera kwachangu kwa zisindikizo zatsopano zamakina.

Mfundo Zofunika Kwambiri

• Chitani kulephera kwa seal mkati mwa nthawi yoyambira kapena maola 48 oyambirira ngati chochitika cha imfa ya makanda chomwe chimafuna kusanthula chifukwa cha zomwe zimayambitsa musanayikenso seal ina.
• Chisindikizo cha makina chokonzedwa bwino komanso choyikidwa nthawi zambiri chimayenera kupereka MTBF ya miyezi pafupifupi 36, kotero kulephera kwa maola osakwana ziro kumasonyeza vuto lalikulu la makina kapena kukhazikitsa.
• Musanyalanyaze kudontha kapena kupopera madzi mosalekeza mukamaliza kugwiritsa ntchito, chifukwa madzi otuluka amatha kuipitsa ma bearing, kubweretsa ngozi za nthunzi, komanso kuyambitsa kuwonekera kwa malamulo.
• Tsimikizirani momwe chipinda chotsegulira mpweya chimatsekerera, momwe madzi amatulutsira, momwe chimayendera, kukula kwa malo oyika, ndi momwe zinthuzo zikuyendera musanayambe ntchito kuti muchepetse chiopsezo cha kuwonongeka kwa nkhope ndi kuuma kwa madzi.
• Imani pampu nthawi yomweyo ngati patuluka madzi osadziwika bwino, chifukwa kuyambiranso mobwerezabwereza kungapangitse kuti vuto lokhazikitsa likhale loyenera kukhala pampu, mabenchi, ndi kuwonongeka kwa chilengedwe.

Mafunso Ofunsidwa Kawirikawiri

Kodi kulephera kufa kwa makanda mu chisindikizo cha makina n'chiyani?

Ndi kulephera komwe kumachitika nthawi yoyambira kapena mkati mwa maola 48 oyambirira. Kuti chisindikizo chodziwika bwino komanso choyikidwa bwino chikhale cholimba, izi nthawi zambiri zimasonyeza cholakwika pakuyika, kuuma kwa ntchito, kusakhazikika bwino, kuipitsidwa, kapena kusagwirizana—osati kusweka mwachibadwa.

Kodi kutayikira pang'ono kumakhala kwabwinobwino mukayika chisindikizo chatsopano cha makina?

Kulira pang'ono kwambiri kungachitike pamene nkhope zotsekera zikupanga filimu yamadzimadzi. Kudontha madzi pang'onopang'ono, kupopera, kapena kutuluka madzi mwachangu sikwachibadwa ndipo kuyenera kuonedwa ngati chizindikiro cha kulephera.

Nchifukwa chiyani chisindikizo chatsopano cha makina chingalephereke nthawi yomweyo pompu ikayamba kugwira ntchito?

Zomwe zimayambitsa nthawi zambiri zimaphatikizapo kuyika chisindikizo chouma, kutalika kolakwika kwa malo oyika, ma elastomer owonongeka, kusalinganika bwino kwa shaft, zinthu zosindikizira zolakwika, mizere yotsekeka, kapena mpweya wotsekeka m'chipinda chosindikizira.

Kodi chisindikizo cha makina choyikidwa bwino chiyenera kukhala nthawi yayitali bwanji?

Pansi pa mikhalidwe yokhazikika yogwirira ntchito yogwirizana ndi zomwe API 682 imayembekezera, chisindikizo chamakina chodziwika bwino komanso chokhazikitsidwa nthawi zambiri chimayembekezeredwa kuti chikwaniritse MTBF ya miyezi pafupifupi 36 kapena kuposerapo.

Kodi ndiyenera kuyambitsanso pompu ngati chisindikizo chatsopano chatuluka nthawi yomweyo?

Ayi. Kuyambiranso mobwerezabwereza kungawononge nkhope, kuipitsa ma bearing, ndikutulutsa madzi oopsa. Imani pampu, ipatuleni mosamala, ndikuyang'ana momwe imayikidwira, mafuta odzola, momwe imagwiritsidwira ntchito, ndi momwe imagwirira ntchito.