Trassion ndi chimodzi mwazinthu zofunika kwambiri zomwe zimayambitsavalavukuwonongeka. Chifukwa chake, mkativalavuChitetezo, valavu yotsutsa-Corluson ndi nkhani yofunika kuiganizira.
Valavumawonekedwe amoto
Kukongoletsa kwa zitsulo kumachitika makamaka chifukwa cha mankhwala ku Corrosion ndi edcrochem chipongwe, ndi kutupa kwa zinthu zomwe sizimachitika chifukwa chazomwe zimachitika chifukwa cha zowongolera zamankhwala.
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Pansi pa vutoli kuti palibe zomwe zimapangidwa, sing'anga ozungulira mwachindunji ndi zitsulo ndikuziwononga, monga kutukuka kwa chitsulo ndi yankho la mafuta owuma.
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Zitsulo zikukhudzana ndi electrolyte, zomwe zimapangitsa kuti ma elekitrons, omwe amadzipangitsa kuwonongeka okha ndi electrochemical zochita, yomwe ndi njira yayikulu yotupa.
Acid Acid-Our Strit Dowrosion, mphuno yamlengalenga, chilengedwe cham'midzi, chotupa cham'madzi, chotupa cham'mimba cha chitsulo chosapanga dzimbiri, ndi zina. Electrochemical Corluon samangochitika pakati pa zinthu ziwiri zomwe zitha kusewera ndi zinthu zamankhwala, komanso zimapangitsa kuti pakhale kusiyana pakati pa kusamvana, kusiyana pang'ono popanga zinthuzo, ndi zina. Amapeza mphamvu ya kuwononga, kotero kuti chitsulo chotsika mtengo komanso malo owuma chadzuwa chatayika.
Valavu
Mlingo wa corsis ukhoza kugawidwa m'makalasi asanu ndi limodzi:
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Miyezo isanu ndi inayi yotsutsa
1. Sankhani zida zosagonjetseka molingana ndi ma sing'anga
Popanga zenizeni, zokongoletsera za sing'anga ndizovuta kwambiri, ngakhale zitakhala kuti zida zomwezo zomwezo ndizofanana, kuchuluka kwa sing'anga ndi kosiyana ndi zinthuzo osati chimodzimodzi. Kwa 10 ° C onjezerani kutentha kwapakatikati, kuchuluka kwa kuchuluka kwa 1 ~ katatu.
Ma sing'anga ya sing'anga imathandizira kwambiri pakuwonongeka kwa valavu ya valavu, monga kutsogoleredwa ndi asidi wa sulfuric wocheperako, kuphukirako ndikochepa kwambiri, komanso pomwe ndende idutsa kwambiri. Katekele ya kaboni, m'malo mwake, ili ndi chilengedwe chachikulu kwambiri pomwe sulufuric acid imazungulira 50%, ndipo pomwe ndende imatsika kwambiri. Mwachitsanzo, aluminiyamu ndiosanthula kwambiri mu nitric acid ndi kukhazikika kwa oposa 80%, koma ndizotsika kwambiri mwa nitric acid, komanso chitsulo chosapanga dzimbiri, koma zimakulitsidwa mkati oposa 95% a Nitric acid.
Kuchokera pa zitsanzo zomwe zili pamwambazi, zitha kuwoneka kuti kusankha koyenera kuyenera kutengera zomwe zachitika, pendani zinthu zosiyanasiyana zomwe zikukhudza chimbudzi, ndikusankha zida zotsutsana ndi zovomerezeka.
2. Gwiritsani ntchito zinthu zopanda zitsulo
Kukana kopanda kawiri kumakhala bwino kwambiri, malinga ngati kutentha kumakwaniritsa zofunikira zosagwirizana, sizingathetse vuto lomwe likuwonongeka, komanso sasunga zitsulo zamtengo wapatali. Thupi, bonnet, chingwe, malo okhazikika ndi zina zomwe zimagwiritsidwa ntchito zogwiritsidwa ntchito zomwe sizimachitika.
Plastics monga Ptfe ndi chlorinated Polyther, komanso rabara wachilengedwe, neoprene, rabara a neople ndi ma ruble a van vannen bonnet ndi chitsulo cha kaboni. Sizingotsimikizira mphamvu za valavu, komanso zimatsimikizira kuti valavu siyimita.
Masiku ano, zopindika kwambiri monga nylon ndi phula la mphira, ndipo rabara wachilengedwe komanso zodzola zimagwiritsidwa ntchito popanga malo osiyanasiyana ndikupanga mavesi osiyanasiyana. Zinthu zosagwirizana ndi zitsulo zomwe zimagwiritsidwa ntchito ngati kusindikizidwa kokha kusagonjetsedwa, komanso kukhala ndi magwiridwe abwino, omwe ali oyenera kugwiritsa ntchito manyuziro ndi tinthu tating'onoting'ono. Zachidziwikire, sakugonjetseka komanso kutentha, ndipo mapulogalamu osiyanasiyana ali ochepa.
3. Chithandizo cha Zida
. Kuphatikiza pa njira zomwe zatchulidwa pamwambapa, zofukizira zina zimathandizidwanso ndi mankhwalawa ngati phula malinga ndi momwe zinthu zilili.
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Chithandizo chosiyana chosiyanasiyana chikuyenera kukhala choyenera mapangidwe osiyanasiyana ndi malo ogwirira ntchito, m'mlengalenga, madzi osokoneza bongo ndi ma asbertos osakhazikika, njira zosapanga mpweya malo okhala ndi sulfide omwe amagwiritsa ntchito ma elesphorous a phosphorous bing amakhala ndi magwiridwe abwino; 38crmoaaia imathanso kuwonongedwa ndi Ion ndi mpweya nitring, koma zokutira zolimba sizoyenera kugwiritsidwa ntchito; 2cr13 ikhoza kukana Ammoniation atatha kuzimitsa ndi kusala mbewu, ndipo zigawo za kaboni zonse zimathanso kukana ndi ma ammonia. , ndipo amagwiritsidwa ntchito kwambiri kuti apangitse valavu.
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4. Kupopera kwa mafuta
Kupopera kwa mafuta ndi mtundu wa njira yokonzekera zokutira, ndipo wakhala imodzi mwa matekinoloje atsopano oteteza zinthu. Ndi njira yolimbikitsa kwambiri yomwe imagwiritsa ntchito mphamvu zotentha kwambiri (kerani yophatikiza mpweya, magetsi a arc, plasma arc, kuphulika kwamagetsi, etc.) kuthira zitsulo kapena kuthira ku Malo owoneka bwino mu mawonekedwe a atomization kuti apange zotumphukira, kapena kutenthetsa pamwamba nthawi yomweyo, kotero kuti zokutidwazo zimasungunukanso pamtunda wa spural yolota.
Zitsulo zambiri komanso zowonekera zawo, zitsulo za oxide maxide, mankhwala osakira katundu, ndikuwonjezera moyo wa ntchito yautumiki. Mafuta opopera mafuta ogwirira ntchito, ndi kutentha kwambiri, kutchinjiriza (kapena magetsi opopera), kudzipangira ma radiation, magetsi, kugwiritsa ntchito mafuta ena apadera amatha kukonza mbali.
5. Utoto wa Spray
Kukutidwa ndi chipongwe chogwiritsidwa ntchito kwambiri chogwiritsa ntchito, ndipo ndi zinthu zofunikira kwambiri komanso chizindikiritso cha chizindikiritso cha valavu. Kuphimbanso ndi zinthu zopanda zitsulo, zomwe nthawi zambiri zimapangidwa ndi zitsulo, zotsekemera, mafuta, zosungunulira, zowonjezera, ndikupanga cholinga cha anti-Corrossion.
Zovala zimagwiritsidwa ntchito makamaka m'madzi, madzi amchere, madzi am'nyanja, mlengalenga komanso madera ena omwe siofunikira kwambiri. Pabwino wamkati wa valavu imaphatikizidwa ndi utoto wa anticorrosrosrobrosive kuti mupewe madzi, mpweya ndi makanema ena kuchokera ku Valroding valavu
6. Onjezani zoletsa zopinga
Limango lomwe limayambitsa inhibitors yowongolera kuwononga mtembo ndikuti imalimbikitsa polarization ya batire. Zotupa zamkati zimagwiritsidwa ntchito makamaka pama playa komanso mafilimu. Kuphatikiza kwa zotupa za inrigos kwa sing'anga kungachepetse chitoliro cha zida ndi ma varizaum-nickel chitsulo chosapanga sulufution, chilengedwe chachikulu chosungunuka, koma kuwonjezera pang'ono kuchuluka kwa sulfate kapena nitric acid ndi ena ogula, amatha kupanga chitsulo chosapanga dzimbiri kuti chitetezeke, mu hydrochloric acid, ngati oxidant ochepa amawonjezeredwa, kufesa kwa Tinium kumatha kuchepetsedwa.
Kuyeserera kwa magwiridwe antchito nthawi zambiri kumagwiritsidwa ntchito ngati sing'anga kuti muyesetse kuyesa, komwe ndikosavuta kuyambitsa kuterovalavu, ndikuwonjezera pang'ono za sodium ku madzi amatha kuletsa kuwonongeka kwa valavu ya valavu yamadzi. Kuyika kwa asbestos kuli ndi chloride, zomwe zimapangidwa bwino kwambiri, ndipo njira iyi ndi yovuta kwambiri kukwaniritsa, ndipo sizingatheke kugwiritsidwa ntchito nthawi zambiri, ndipo ndizoyenera kwapadera zosowa.
Pofuna kuteteza valavu ya asbestos, kunyamula ma asbestos, chinzono cha valium nitrime ndi sodium christoate, yomwe imatha kupanga a Kanema wa Pasipoti Pamwamba pa chovala cha valavu tsinde la valavu ya valavu ya valavu ya valavu yotulutsa avarosion akusungunuka pang'onopang'ono ndikupanga mafuta opasula; M'malo mwake, zinki ndizotupa zoletsa, zomwe zingaphatikizidwe koyamba ndi chloride ku Asbestos, kotero kuti chloride ndi cholumikizira chachitsulo cholumikizidwa bwino, kuti chikwaniritse cholinga cha anti-oring.
7. Chitetezo cha Edctrochemical
Pali mitundu iwiri ya chitetezo cha electrochemical: chitetezo chamodic ndi chitetezo cha Cashonic. Ngati zinc imagwiritsidwa ntchito kuteteza chitsulo, zinc ndiyamphukira, zinc imatchedwa chitsulo, popanga zitsulo, chitetezo cha ku Cashoni chimagwiritsidwa ntchito kwambiri. Njira ya Chikatole iyi imagwiritsidwa ntchito pazitsulo zazikulu ndi mavuvu ofunikira, omwe ndi njira yovuta, yosavuta komanso yothandiza, ndipo zinc amawonjezeredwa ku Asbestos kunyamula tsinde.
8. Sinthani malo okhalamo
Malo omwe amadziwika kuti chilengedwe chimakhala ndi mitundu iwiri yodziwika bwino komanso yopatukana, imatanthawuza malo omwe ali ndi ma valve .
Malo ambiri ndi njira zosalamulirika, ndipo njira zopangira sizingatheke. Pokhapokha ngati sikudzawonongeka kwa malonda ndi njirayi, njira yowongolera chilengedwe imatha kutengera njira yoyenga, ndi zina mwa izi Malingaliro owonera, kuwonjezera kwa chisuna chambiri ndi chitetezo chomwe tanena pamwambapanso ndi njira yowongolera zachilengedwe.
Mlengalenga uli wodzaza ndi fumbi, nthunzi ndi utsi, makamaka m'malo opanga ma brine, mpweya wa poizoni ndi ufa wabwino wopangidwa ndi ziwalo. Wogwiritsa ntchitoyo ayenera kuyeretsa bwinobwino ndikuchotsa valavu ndikuchotsa mafuta pafupipafupi molingana ndi zomwe amagwiritsa ntchito, zomwe zimathandiza kuti chilengedwe chikhalepo. Kukhazikitsa chivundikiro chotchinga pa valavu tsinde, ndikuyika pansi valavu yamphamvu yamphamvuvalavu.
Kuchuluka kwa kutentha kwa mpweya ndi kuwonongeka kwa mpweya, makamaka kwa zida ndi mavuvu otsekedwa, zimathandizira zokambirana zawo, komanso mpweya wabwino kapena kuyeretsa mpweya wokwanira kuwononga chilengedwe.
9. Sinthani ukadaulo wosinthira ndi luso
Kuteteza kotsutsa kwavalavuPali vuto lomwe laganiziridwa kuyambira pa chiyambi cha kapangidwe kake, ndipo zopangidwa ndi zitsulo zopangidwa ndi mawonekedwe ndi njira yoyenera zomwe zingachitike mosakayikira zimathandiza kuti muchepetse kutsika kwa valavu ya valavu. Chifukwa chake, dipatimenti yopanga ndi kupanga yopanga iyenera kukonza magawo omwe siabwino pakupanga, njira zosavuta njira zopangira kutukuka, kuti tisinthe zinthu zosiyanasiyana ntchito zosiyanasiyana.
Post Nthawi: Jan-22-2025
