Ma valve otetezaAmagwira ntchito yofunika kwambiri poteteza makina opanikizika ku zinthu zopanikizika kwambiri. Pamene kupanikizika kukukwera mopitirira malire otetezeka, valavu yotetezera imatseguka yokha kuti itulutse kupanikizika kochulukirapo, zomwe zimathandiza kupewa kuwonongeka kwa zida, kulephera kwa makina, kapena ngozi zazikulu. Popeza makina opanikizika amasiyana kwambiri m'mafakitale osiyanasiyana, mavalavu otetezera amabwera m'mitundu ingapo, iliyonse yopangidwira zinthu zinazake zogwirira ntchito komanso zolumikizira.
1. Valavu Yotetezeka Yodzaza ndi Masika
Valavu yotetezera yodzaza ndi kasupe ndiyo yomwe imagwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana.
Kasupe wokonzedwa bwino amasunga valavu yotsekedwa pansi pa kupanikizika kwabwinobwino. Pamene kupanikizika kwa dongosolo kupitirira malo okhazikika, mphamvu imadutsa kasupe ndipo valavu imatseguka. Kupanikizika kukabwerera pamlingo wabwino, valavu imatseka yokha.
Makhalidwe ofunikira:Kapangidwe kosavuta.Yodalirika komanso yotsika mtengo.Kuyankha mwachangu kupsinjika kwambiri
Ntchito wamba:Ma boiler a nthunzi, zotengera zopanikizika, makina oponderezedwa a mpweya, mapaipi amafuta ndi gasi, makina othandizira a m'nyanja.
2. Valavu Yotetezera Yoyendetsedwa ndi Woyendetsa Ndege
Ma valve oteteza oyendetsedwa ndi oyendetsa ndege amagwiritsa ntchito mphamvu ya dongosolo kuti azitha kutsegulira ndi kutseka valavu yayikulu kudzera mu valavu yaying'ono yoyendetsa ndege.
Kupanikizika kukafika pamalo omwe akhazikitsidwa, valavu yoyendetsera galimoto imatsegulidwa kaye, zomwe zimapangitsa kuti kupanikizika kusayende bwino komwe kumatsegula valavu yayikulu. Kapangidwe kameneka kamalola kuwongolera kupanikizika molondola popanda kutayikira kwambiri pansi pa mikhalidwe yabwinobwino.
Makhalidwe ofunikira:Kulondola kwa kuthamanga kwambiri.Yoyenera makina amphamvu kwambiri.Kutsika kwa kutayikira kwa mipando
Ntchito wamba:Makina a gasi amphamvu kwambiri, mafakitale oyeretsera mafuta, malo opangira magetsi, zombo zodzaza ndi mphamvu zambiri.
3. Valavu Yotetezeka ya Bellows Yoyenera
Ma valve oteteza okhala ndi bellows olinganizidwa bwino amapangidwira kuchepetsa mphamvu ya kupsinjika kwa msana pa magwiridwe antchito a valve.
Mphepo yachitsulo imachotsa malo a kasupe ndi boneti ku mphamvu yotsika. Izi zimathandiza kuti mphamvu yokhazikika ikhale yokhazikika ngakhale mphamvu yakumbuyo ikasinthasintha.
Makhalidwe ofunikira:Kugwira ntchito kokhazikika pansi pa kupsinjika kwa msana kosinthasintha.Kugwira bwino ntchito yotseka.Kuchepetsa zotsatira za mikhalidwe yotsika
Ntchito wamba:Kukonza mankhwala, makina a nthunzi okhala ndi mapaipi ataliatali otulutsira madzi, makina otulutsira utsi wa m'nyanja ndi makina otulutsira mpweya.
4. Valavu Yachitetezo Yachizolowezi
Valavu yotetezeka yachizolowezi imadalira mwachindunji mphamvu ya dongosolo yomwe imagwira ntchito pa diski ya valavu kuti itsegule valavu.
Ngakhale kuti ndi yosavuta komanso yolimba, magwiridwe ake amatha kukhudzidwa ndi kupanikizika kwa msana mu mzere wotulutsira madzi. Pachifukwa ichi, imagwiritsidwa ntchito bwino pamene kupanikizika kwa msana kuli kochepa kapena kokhazikika.
Makhalidwe ofunikira:Kapangidwe kosavuta.Kusamalira kosavuta.Mtengo wotsika
Ntchito wamba:Ma boilers otsika mphamvu, makina amadzi, ntchito zochepetsera kupanikizika kosafunikira.
5. Valavu Yothandizira Chitetezo
Vavu yothandiza chitetezo imaphatikiza ntchito za valavu yoteteza ndi valavu yothandiza mu kapangidwe kamodzi.
Imatha kugwira madzi opanikizika, monga gasi kapena nthunzi, ndi madzi osagwedezeka, monga madzi. Valavu imatseguka pang'onopang'ono kapena mwachangu kutengera kukwera kwa kuthamanga kwa mpweya.
Makhalidwe ofunikira:Kugwira ntchito mosiyanasiyana.Yoyenera kugwiritsa ntchito zinthu zosiyanasiyana.Kutulutsa kosalala kwa kuthamanga
Ntchito wamba:Makina a mafuta ndi gasi, mafakitale a mankhwala, makina a mafuta a m'nyanja ndi makina opaka mafuta.
6. Ma Vavu Oteteza Otsika ndi Odzaza
Ma valve oteteza amagawidwanso m'magulu malinga ndi kutalika kwa kukweza kwa disc panthawi yogwira ntchito.
A valavu yotetezeka yotsikaImatsegula mtunda waung'ono wokha ndipo ndi yoyenera kugwiritsidwa ntchito pamadzi.
A valavu yotetezera yokweza zonseZimatseguka nthawi yomweyo ndipo ndi zabwino kwambiri pa gasi kapena nthunzi.
Ntchito zachizolowezi
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①Malo otsika: mapaipi amadzimadzi, machitidwe a hydraulic
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②Full-lift: boilers nthunzi, machitidwe a gasi, zotengera kuthamanga
Chifukwa Chake Kusankha Valavu Yoyenera Yachitetezo Ndikofunikira
Mtundu uliwonse wa valavu yotetezera umayankha mosiyana ndi kupanikizika, zolumikizira, kutentha, ndi kupsinjika kwa msana. Kugwiritsa ntchito mtundu wolakwika kungayambitse kusagwira ntchito bwino, kutayikira, kapena kuchepetsa kupanikizika. Kusankha bwino kumawongolera chitetezo cha makina, kumawonjezera nthawi ya moyo wa zida, ndikuwonetsetsa kuti zikutsatira miyezo yapadziko lonse lapansi.
Nthawi yotumizira: Disembala-18-2025
