I-valves yentsimbi engenanto ilungele ukusetyenziswa kwimibhobho yophawu kunye nemibhobho yeSteam. Zineempawu zokunganyangeki kwe-corosion, ukumelana nobushushu obuphezulu kunye nokunganyakelwa koxinzelelo oluphezulu. Zisetyenziswa ngokubanzi kwimibhobho yezityalo ezibonakalayo kwizityalo zekhemizi, kunye nemibhobho kwi-tap and okanye izityalo zokutya. I-carbon skvel valves ayinasiphazamiso kwaye inokusetyenziswa kuphela kwimibhobho ephakathi engaqhelekanga efana ne-steam, ioyile, amanzi, njl njl. Isetyenziswe imibhobho. I-carbon steel isetyenziswa, kwaye i-valves yentsimbi engenanto nezinye izinto zisetyenziselwa ukususwa. Oku kulandelayo yinkcazo emfutshane yokhetho lwesicelo se-stainess ye-stainess yentsimbi kunye ne-carbon yentsimbi ye-carbon nge-valve ye-NSW Palve:
1 Siyintoni isizathu sokuvuza kwe-carbon ye-carbon ivalve
I-carbon ye-carbon ye-carbon steel yivalve yemveliso, esetyenziswa ngokubanzi kwi-petroleum, yekhemikhali, isikhululo samandla kunye namanye amashishini. Inezibonelelo zokuzenzekelayo, ukusebenza ngokulula, kunye nobomi benkonzo, kodwa xa usebenzisa
Ngexesha lenkqubo, ngenxa yempembelelo ngokwayo okanye kwizinto zangaphandle, i-valve ye-carbon yensimbi iya kuvuza. Ke, siyintoni isizathu sokuvuza kwe-carbon yensimbi yesango? Amanqaku aphambili alandelayo
izizathu eziqhelekileyo.
I-1. Ukuchaneka kokuqhubekeka kokwenza umsesane we-Wedge otyhidiweyo kukhokelela ekuvuseleleni kwangaphakathi kwendawo yesango le-carbon yentsimbi. Logama nje i-Ivalve yesango ikhethiwe, umgangatho wamalungu olwandle ngokubanzi ngokubanzi, ukuze ukuqhubekeka kokutshintsha komsesa wokutywina akuyi kuba sezantsi.
1. Imveliso engazinzanga kunye neemeko zokusebenza zikhokelela ekuvusweni kwangaphakathi kwellove yesango. I-valve yesango ineemfuno eziphakamileyo kwindawo yokusebenza. Ukuba uxinzelelo kunye nemeko yobushushu abuthengiswanga kwaye uluhlu lotshintsho lukhulu kakhulu, uxinzelelo lwempembelelo kwikhonkco lokutywina luya kuba lukhulu, olulula kakhulu. Ukusebenza kwenzeka, nto leyo kukhokelela ekuvusweni kwe-valve.
3. Umgangatho wokulungisa olihlwempu we-valve ukhokelela ekuphumleni kwangaphakathi kwellove yesango. Abanye abasebenzi abahlambulula umphezulu wokutywina komsesa wokutywina xa kunqanda ivalve. Ubukho bokungcola kuya kuchaphazela ukusebenza kwevalve. Ethubeni, umphezulu wokutywina uya kukratya, oya kukhokelela ekuvusweni kwe-valve.
I-4. Indaleko yomsesane otyhidiweyo yesantya esimangalisayo ibangela i-valve yesango ivuza ixesha elide. Phantsi kwempembelelo ye-Preum, iringi yokutywina isebenza ngokulula. Ukuba ingcali ifikelela kwinqanaba elithile, kuya kunikwa iringi yokutywina, ukuze ivali ivuza.
I-5. I-Valveve inesiphene inesiphene. Ukuba i-valve iqulene neengxaki ezinjengee-pores, i-slag ifakwe, i-cracks, imingxunya yesanti, njl njl.
Ngamafutshane, ukuvuza kwe-carbon ye-carbon yentsimbi yingxaki eqhelekileyo. Ukuba kukho ukuvuza, kuya kuyibeka emngciphekweni ukhuseleko lwezixhobo kunye nabasebenzi, ngoko ke kubalulekile ukufumana isizathu kwaye usombulule ingxaki ngexesha.
4 Ungayikhetha njani i-valve yentsimbi ethembekileyo
Yahluke kwi-valve eqhelekileyo ye-pneumatic yebhola ye-pneumatic, i-valve yombane kunye nezinye izixhobo ze-vallve, isizukulwana esangoombane asidingi ukuba sihlengahlengise ukuhamba kwe-fluid esomileyo kwaye sinqunywe ngokupheleleyo kumbhobho.
I-Spection Isetyenziswe. Ke zininzi kakhulu i-valve enenzwane engazizi yentsimbi emarikeni, yeyiphi imveliso ethembekileyo? Iimpawu ze-valves zentsimbi engenasitayile
Intsimbi engenasimo yenziwa ngentsimbi engenasimo. Intsimbi esemgangathweni ephambili kunye nonyango oluphezulu kunye nokucinywa komhlaba kunye nokuthathwa kwemithangamsha kwenza ukuba intsimbi engenasimo inesibetho esihle sezinto ezintle kunye nomgangatho olungileyo.
I-Abrasion, iqinile kakhulu. Ke ngoko, ivalve enenqwanga yentsimbi edla ngokusetyenziswa ukulawula ukuhamba kweekhemikhali, kunye nokutywina kwalo kulungile kunye nokungaxhathisi betywina kunye nokunganyangeki kwenze ukuba kungalula kwaye bahlanjwe yindawo ephakathi.
Ubushushu obuphezulu kunye nendoda ephakamileyo yoxinzelelo inokuqinisekisa ukusebenza kakuhle. Yeyiphi i-valve yentsimbi engenalo
Kutshiwo ukuba i-valve yentsimbi engenasitayile sisixhobo nje se-valve yemveliso, kodwa eneneni iyingqwalaselo kakhulu. Umzekelo, ukuba ukhetho lwe-valve yesango ayilunganga, ingozi engalindelekanga inokwenzeka, ukuze kungabikho
I-valve yentsimbi engenalo intsimbi kufuneka icinezelwe uxinzelelo ngaphambi kokuba ihambe umzi-mveliso. Xa uthenga ivalve, umthengi kufuneka achonge uluhlu loxinzelelo ukuba kufuneka ivalve kufuneka ikwazi ukukhetha imodeli efanelekileyo kunye nokuchazwa.
Abavelisi abaqhelekileyo bangqongqo ngakumbi kwaye bachanekile kuvavanyo loxinzelelo, ke nokuba ngumgangatho wevali, inkonzo yobomi, ukusebenza ngeendleko, okanye ukusebenza kwezokhuseleko.
Kubaluleke kakhulu ukukhetha umenzi othembekileyo nothembekileyo, kunye neemveliso zabavelisi abaqhelekileyo (i-NSW Valve) zikhuselekile ngakumbi.
Umthengi ngamnye uneemfuno ezahlukeneyo zeevalves zentsimbi ezinamandla zentsimbi. Ngokwexabiso, umgangatho kunye nokukhuselwa kohlobo, abavelisi abahlukeneyo ngamanye amaxesha banokumahluko ngokucacileyo. Ke ngoko, ukhetho lwabavelisi kufuneka luqwalasele izinto ezahlukeneyo.
Ixesha leposi: NgoDes-22 ukuya ku-522