I. Timiso Tekukhetsa .Emavalvu Eluvivane
1. Kukhetsa luhlobo lwesakhiwo
Ivalve yeluvivane lesemkhatsini (luhlobo lwelayini lesemkhatsini):Sicu se valve kanye ne butterfly disc kulingana emkhatsini, ngesakhiwo lesilula kanye netindleko letiphansi. Lokuvalwa kuncike ekuvalweni lokuthambile kwerabha. Ilungele tikhatsi letinekushisa lokujwayelekile kanye nekucindzeteleka futsi kute tidzingo leticinile.
Ivalvu levivane leyodwa leyehlukile:Lesicu se valve sisuswa emkhatsini we butterfly disc, kunciphisa kukhukhumala emkhatsini wetindzawo tekuvala ngesikhatsi sekusebenta kanye nekwandzisa imphilo yekusebenta. Ilungele kusebenta lokusemkhatsini nalokuphansi lokudzinga kuvulwa nekuvalwa njalo.
Ivalvu yeluvivane lephindvwe kabili (ivalvu yeluvivane lesebenta kahle kakhulu):Lesicu se valve sisuswa kukho kokubili i-disc yevivane kanye nesikhungo sendzawo yekuvala, kwenta kutsi kusebente ngaphandle kwekukhuhlana. Ngalokuvamile inekuvala kwensimbi noma lokuhlangene. Ilungele kushisa lokusetulu, kucindzeteleka lokusetulu, kugcola, noma imidiya yetinhlayiya.
Ivalvu yeluvivane letsatfu leyehlukile:Kuhlanganisa eccentricity kabili nge beveled conical kuvala umbhangqwana, kufinyelela zero friction kanye zero kuvuza, ngekushisa lokusezingeni leliphakeme kanye nekumelana lokusezingeni leliphakeme. Ilungele timo tekusebenta letilukhuni (sib., umfutfo, oyili/igesi, imidiya lenekushisa lokusetulu).
2. Kukhetsa imodi yekushayela
Ngokutentela:nge diameters letincane (DN≤200), umfutfo lophansi, noma timo tekusebenta letingakavami.
Ishayela legiya lesibungu:Ilungele kusetjentiswa lokusemkhatsini kuya kulokukhulu lokudzinga kusebenta ngaphandle kwemzamo noma kulawulwa kwekugeleta.
Umoya/Gezi:Kulawula ngekude, tinhlelo tekusebenta ngekuzenzakalela, noma tidzingo tekuvala ngekushesha (sib., tinhlelo te-alamu yemlilo, kuvalwa lokuphutfumako).
3. Tintfo tekuvala kanye netintfo .
Sivalo lesitfobekile (irabha, iPTFE, njll): sivalo lesihle, kepha kushisa lokulinganiselwe kanye nekumelana nekucindzeteleka (kuvame ≤120°C, PN≤1.6MPa). Ilungele emanti, umoya kanye netindzaba tekugcola letibutsakatsaka.
Timphawu tensimbi (insimbi lengagucuki, icarbide lefakwe simende): Kumelana nekushisa lokusetulu (kufika ku 600°C), kucindzeteleka lokusetulu, kanye nekumelana nekugcoka kanye nekugcola, kepha kusebenta kwekuvala kuphansi kancane kunetimphawu letitfobekile. Ilungele imidiya lesetulu yekushisa ku metallurgy, tikhungo temandla, kanye nemakhemikhali ephethroli.
Tintfo temtimba: Insimbi lephosiwe, insimbi ye carbon, insimbi lengagucuki, insimbi ye alloy, noma ipulasitiki/irabha kuya ngekugcola kwalendzawo lesemkhatsini.
4. Umfutfo kanye nekushisa uhla:
Emavalvu eluvivane lavalwe ngendlela lethambile avame kusetjentiswa ku PN10~PN16, ngekushisa ≤120°C. Emavalvu lamatsatfu-e-eccentric lavalwe ngensimbi yeluvivane angafika ngetulu kwe PN100, ngekushisa ≥600°C.
5. Timphawu Tethrafikhi
Uma kulawulwa kwekugeleta kudzingeka, khetsa ivalve yebutterfly lenetimphawu tekugeleta letisemgceni noma letilinganako temaphesenti (sib., i-disc lemise ngendlela ye-V).
6. Sikhala sekufakwa kanye nesicondziso sekugeleza:Le valve ye butterfly inesakhiwo lesincane, leyenta kutsi ilungele emaphayiphi lanesikhala lesincane. Ngalokuvamile, kute imikhawulo yendlela yekugeleta, kepha kumavalvu lamatsatfu e-eccentric butterfly, indlela yekugeleta kumele icaciswe.
II. Tikhatsi Letisebentako
1. Kugcina Emanti Nekuniketa Emanti & Tinhlelo Tekukhipha Emanti: Kuphakela emanti emadolobheni, emaphayiphi ekuvikela umlilo, kanye nekuhlantwa kwemfucuza: kuvame kusebentisa emavalvu e-butterfly lasemkhatsini lavalwe ngendlela lethambile, labita kancane futsi anekuvalwa lokutsembekile. Kute utfole tindzawo tekukhipha emaphampu kanye nekulawula kugeleta: khetsa igiya letibungu noma emavalvu e-butterfly ekulawula gezi.
2. Emaphayiphi e-Petrochemical kanye negesi yemvelo: Emavalvu lamatsatfu lakhiwe ngensimbi le-eccentric lakhetsiwe kutsi amelane nekucindzeteleka lokusetulu kanye nekuvikela kuvuta. Tintfo letigcobako (sib., ema esidi/alkalis): Emavalvu eluvivane lalayiniwe nge Fluorine noma emavalvu e alloy lamelana nekugcola ayasetjentiswa.
3. Kumboni yemandla, tinhlelo temanti lajikeletako, kanye nekususa igesi ye-flue: emavalvu e-butterfly lane-rabha lasemkhatsini noma lamabili la-eccentric. Kumaphayiphi emfutfo (sib., tinhlelo tetintfo tekusebenta letisitako etikhungweni temandla): emavalvu lamatsatfu e-eccentric lavaliwe ngensimbi ye-butterfly.
4. HVAC (Kushisa, Kufaka Umoya, kanye Nekupholisa Umoya) tinhlelo tekujikeleta emanti labandzako nalashisako: emavalvu e-butterfly lavalwe ngendlela lethambile ekulawuleni kugeleta noma kunciphisa.
5. Kubunjiniyela baselwandle kanye nemaphayiphi emanti elwandle: emavalvu e-duplex ensimbi lengagucuki lamelana nekugcola noma emavalvu e-butterfly lalayiniwe ngerabha.
6. Kudla kanye nemavalvu e-butterfly-grade yekwelapha (insimbi lecwebetelako, tintfo letisheshako-kuxhumana) tihlangabetana netidzingo te-sterile.
7. Lutfuli kanye netinhlayiya tetindzaba etimeni letikhetsekile tekusebenta: Emavalvu e-butterfly lavalwe kanzima lamelana nekugcoka ayanconywa (sib., ekudluliseleni imphuphu yemayini).
Luhlelo lwe-vacuum: I-vacuum lekhetsekileivalvu yevivanekucinisekisa kusebenta kwekuvala.
III. Siphetfo
TWSakusiyo nje kuphela umlingani lowetsembekile welizinga leliphakemeemavalvu evivanekepha futsi itigabatise ngebungcweti lobukhulu bebuchwepheshe kanye netisombululo letifakazelwe ku-2019.emavalvu esango, hlola emavalvu, futsiemavalvu lakhipha umoya. Noma ngabe ngutiphi tidzingo takho tekulawula emanti, siniketa lusekelo lwebungcweti, lwe-valve ye-one-stop. Kute utfole kubambisana lokungenteka noma imibuto yetebuchwepheshe, sicela ukhululeke kusitsintsa noma nini.
Sikhatsi sekuposa: Disemba-17-2025
