Izinhlelo zamanzi zidinga izixazululo ezinamandla, ezisebenza kahle nezithembekile. II-valve yesango le-PPRihlola wonke la mabhokisi, ikwenze kube ukukhetha okuvelele kumapayipi esimanje. Ukuqina nokusebenza kwayo kusekelwa izibalo ezihlaba umxhwele:

1. Imelana nezingcindezi ezingaphezu kuka-5 MPa, iqinisekisa amandla omthelela.
2. Isebenza ngempumelelo emazingeni okushisa afinyelela ku-100°C.
3. Inikeza ukuphila kweminyaka engu-50 noma ngaphezulu, ukuhlangabezana namazinga omhlaba.

Lezi zici ziqinisekisa ukusebenza kahle, umsindo oncishisiwe, nesivinini sokugeleza esifanele—izimfanelo eziphakamisa ukusebenza kahle nokunethezeka kwesistimu yamanzi.

Okuthathwayo Okubalulekile

• Ama-valve esango le-PPR aqinile futhi angasebenza iminyaka engu-50. Bayi-ainketho ethembekile yezinhlelo zamanzi.
• La mavalvu aphephile futhi ahlanzekile, agcina amanzi okuphuza engenawo amakhemikhali ayingozi.
• Amavalvu esango le-PPR agcina ukushisa ngaphakathi, onga amandla futhi asize imvelo.

Izici eziyingqayizivele ze-PPR Gate Valves

Izinzuzo ze-PPR Material

Izinto ezisetshenziswa kuma-valve esango le-PPR ziwahlukanisa nezinketho zendabuko. I-polypropylene random copolymer (PP-R) inikeza inhlanganisela eyingqayizivele yokuphepha, ukuqina, nokusebenza kahle. Ayinabuthi futhi ayihlanzekile, iyenza ilungele izinhlelo zamanzi okuphuza. Ngokungafani nama-valve ensimbi, ayigqwali noma ikhiphe izinto eziyingozi emanzini.

Izinto ze-PP-R nazo zidlula ukumelana nokushisa. Ingakwazi ukumelana namazinga okushisa afinyelela ku-95°C, okuyenza ilungele amapayipi amanzi ashisayo. I-conductivity yayo eshisayo iphansi kakhulu kunensimbi, esiza ukugcina ukushisa nokunciphisa ukusetshenziswa kwamandla. Lesi sici siwusizo ikakhulukazi kumasistimu wokushisisa lapho kubaluleke khona ukusebenza kahle kwamandla.

Nakhu ukubheka ngokushesha izinzuzo zezinto ze-PPR:

Inzuzo	Incazelo
Non-toxic futhi inhlanzeko	Yenziwe ngekhabhoni ne-hydrogen, iqinisekisa ukuthi azikho izinto eziyingozi, ezifanele izinhlelo zamanzi okuphuza.
Ukugcina ukushisa nokonga amandla	I-thermal conductivity iphansi kakhulu kunensimbi, ithuthukisa ukusebenza kahle kwamandla.
Ukumelana nokushisa okungcono	Ingakwazi ukumelana namazinga okushisa afika ku-95℃, alungele amasistimu amanzi ashisayo.
Impilo ende yesevisi	Ukuphila okulindelekile kudlula iminyaka engu-50 ngaphansi kwezimo ezijwayelekile, okungenzeka kube ngaphezu kweminyaka eyi-100 emazingeni okushisa avamile.
Ukufakwa okulula nokuxhumeka okuthembekile	Ukusebenza kahle kwe-welding kuvumela ukufakwa okulula ngamajoyini aqinile.
Izinto ezibonakalayo zingagaywa kabusha	Imfucuza ingacutshungulwa futhi isetshenziswe kabusha ekukhiqizeni ngaphandle kokubeka engcupheni ikhwalithi.

Lezi zici zenzaAma-valve esango le-PPRukukhetha okuhlakaniphile kunoma ubani ofuna ukuthuthukisa izinhlelo zabo zamanzi.

Izinzuzo Zokuklama Zezinhlelo Zamanzi

Ukwakhiwa kwama-valve wesango le-PPR kuklanyelwe izidingo zamapayipi zanamuhla. Isakhiwo sabo esingasindi senza ukuphatha nokufakwa kube lula uma kuqhathaniswa namavalve ensimbi amakhulu. Ama-valve aklanyelwe ukunikeza ukugeleza kwamanzi okushelelayo, ukunciphisa umsindo nokuqinisekisa ukucindezela okungaguquki.

Esinye isici esivelele ukwakheka kwazo okungavuzi. Ukusebenza kokushisela kwezinto ze-PPR kuqinisekisa ukuxhumana okuqinile okungeke kuhluleke ngokuhamba kwesikhathi. Lokhu kwethembeka kubalulekile kuzo zombili izicelo zokuhlala nezohwebo lapho izinhlelo zamanzi zidinga ukusebenza ngaphandle kokuphazamiseka.

Ama-valve wesango le-PPR nawo eza ngosayizi abahlukahlukene, okuwenza aguquguquke ezinhlotsheni ezahlukene zamapayipi. Kungakhathaliseki ukuthi isistimu yasekhaya encane noma ukusethwa kwemboni enkulu, lawa ma-valve angena ngaphandle komthungo ekwakhiweni.

I-Thermal Insulation kanye Nokusebenza Kwamandla

Ukufakwa kwe-thermal kungenye yezici ezihlaba umxhwele kakhulu zamavalvu esango le-PPR. Nge-thermal conductivity engu-0.21 W/mK nje, anciphisa kakhulu ukulahlekelwa ukushisa uma kuqhathaniswa namavalvu ensimbi evamile. Lesi sakhiwo sisiza ukugcina izinga lokushisa lamanzi ezinhlelweni zamanzi ashisayo, ukonga amandla kanye nokwehlisa izikweletu zezinsiza.

Ukusebenza kahle kwamandla akukhona nje ukonga imali—kuphinde kumayelana nokusimama. Ngokunciphisa ukulahlekelwa ukushisa, ama-valve esango le-PPR afaka isandla ezenzweni zokwakha eziluhlaza. Zihambisana nesidingo esikhulayo sezixazululo ze-eco-friendly ekwakheni nasekufakeni amapayipi.

Ukwengeza, amandla ama-valve okumelana nezinga lokushisa eliphezulu aqinisekisa ukuthi asebenza kahle ezindaweni ezinzima. Kungakhathaliseki ukuthi isistimu yokushisisa indawo yokuhlala noma ipayipi lamanzi ashisayo lezentengiso, amavalvu esango le-PPR aletha ukusebenza okuthembekile kuyilapho egcina ukusetshenziswa kwamandla kumisiwe.

Izinzuzo Ezisebenzayo Ze-PPR Gate Valves

Ukulawula Ukugeleza Okuthembekile

Uhlelo lwamanzi oluthembekile luncike ekulawuleni ukugeleza okubushelelezi nokungaguquguquki. I-valve yesango le-PPR ihamba phambili kule ndawo, ngenxa yomklamo wayo othuthukisiwe kanye nezakhiwo zezinto ezibonakalayo. Izindonga zayo zangaphakathi ezibushelelezi zinciphisa ukungqubuzana, okwenza amanzi ageleze ngokukhululeka ngaphandle kokuvinjwa. Lesi sici asiqinisekisi kuphela umfutho wamanzi ozinzile kodwa futhi sinciphisa ukulahleka kwamandla ngesikhathi sokusebenza.

Ukusebenza kwe-hydraulic ye-valve kungenye into egqamile. Idizayini yayo ivimbela ukunqwabelana kwamadiphozithi, igcine isistimu isebenza kahle ngokuhamba kwesikhathi. Kungakhathaliseki ukuthi isistimu yokufaka amapayipi yokuhlala noma ukusethwa kwezentengiselwano ezinkulu, i-valve yesango le-PPR iletha isilawuli sokugeleza esinokwethenjelwa.

Nakhu ukuhlukaniswa okusheshayo kokusebenza kokulawula ukugeleza kwayo:

Imethrikhi yokusebenza	Incazelo
Ukumelana Nokushisa Okuphezulu	Ukushisa okuphezulu okuqhubekayo kokusebenza kuze kufike ku-70 ° C; izinga lokushisa lesikhashana lifika ku-95 ° C.
Amandla Okugeleza Aphakeme	Izindonga zangaphakathi ezibushelelezi ziholela ekulahlekeni kwengcindezi ephansi kanye nokugeleza kwevolumu ephezulu.
Ukuphila Okude	Impilo yesevisi elindelekile engaphezu kweminyaka engama-50 ngaphansi kwezimo ezijwayelekile.
Izindleko Zokufaka Eziphansi	Ingasindi futhi kulula ukuyiphatha, kunciphisa izindleko zokufaka zizonke.
Ukusebenza Okungcono Kakhulu kweHydraulic	Isikhumba sangaphakathi esibushelelezi sivimbela ukwakheka, siqinisekisa ukugeleza okusebenzayo kwe-hydraulic.
Ukumelana Kwamakhemikhali	Ukumelana nokugqwala okuvela enhlabathini enolaka nenosawoti kanye nalahlwayo wendle.

Lezi zici zenza i-valve yesango le-PPR ibe yisinqumo esiphezulu kunoma ubani ofuna ukulawula ukugeleza kwamanzi okuthembekile nokusebenzayo.

Ukumelana Nokucindezela Okuphezulu Nokushisa

Izinhlelo zamanzi zivame ukubhekana nezimo ezimbi kakhulu, njengokucindezela okukhulu noma amazinga okushisa aphakeme. I-valve yesango le-PPR yakhelwe ukubhekana nalezi zinselele kalula. Ukwakhiwa kwayo okuqinile kuvumela ukuthi igcine ukusebenza ngisho nangaphansi kwezimo ezinzima.

Ukuhlolwa kokucindezela nokushisa kuqinisekisa ukumelana kwayo okumangalisayo. Isibonelo, ku-20 ° C, i-valve ingakwazi ukumelana nezingcindezi ezifika ku-30.0 MPa zezinhlelo ezilinganiselwe ze-PN10. Ngisho nasemazingeni okushisa aphezulu, afana ne-75 ° C, isebenza ngokuthembekile, igcina isilinganiso sokucindezela kwe-12.3 MPa yezinhlelo ze-PN10.

Nakhu ukubuka okuningiliziwe kokusebenza kwayo ngaphansi kwezimo ezihlukahlukene:

Izinga lokushisa	I-PN10	I-PN12.5	I-PN16	PN20
20℃	30.0	23.8	18.9	15.0
40 ℃	21.2	17.1	12.4	9.2
50℃	18.3	14.5	10.5	8.2
60℃	15.4	12.2	/	/
75℃	12.3	9.9	/	/

Leli zinga lokuqina liqinisekisa ukuthi i-valve yesango le-PPR ingakwazi ukuphatha kokubili ukusetshenziswa kwansuku zonke kanye nezimo ezimbi kakhulu, okwenza kube ukukhetha okuthembekile kwezinhlelo zamanzi.

Izakhiwo Ezivuzayo Nezihlanzekile

Ukuvuza kungaphazamisa izinhlelo zamanzi futhi kuholele ekulungiseni okubizayo. I-valve yesango le-PPR iqeda lokhu kukhathazeka nayoumklamo wokufakazela ukuvuza. Ukusebenza kwayo kokushisela kuqinisekisa ukuxhumana okuqinile, okungenamthungo okuhlala kuvikelekile ngokuhamba kwesikhathi. Lokhu kwethembeka kubaluleke kakhulu ezinhlelweni lapho ukugeleza kwamanzi okungaphazamiseki kubalulekile.

Ngaphezu kokungavuzi, i-valve ibuye ihlanzeke kakhulu. Yenziwe ngezinto ezingezona ubuthi, iphephile ukuthi isetshenziswe ezinhlelweni zamanzi okuphuza. I-polypropylene random copolymer (PP-R) ayigqwali noma ikhiphe izinto eziyingozi emanzini. Lokhu kwenza kube ukukhetha okuhle kakhulu kwezinhlelo zokusebenza lapho ikhwalithi yamanzi ibaluleke kakhulu.

Inhlanganisela yokuthembeka kobufakazi bokuvuza kanye nezakhiwo zenhlanzeko kwenza i-valve yesango le-PPR ibe inketho evelele kuzo zombili izinhlelo zamanzi zokuhlala nezohwebo. Inikeza ukuthula kwengqondo ngenkathi iqinisekisa ukuphepha nokusebenza kahle kwenethiwekhi yamapayipi.

Inani Lesikhathi Eside Le-PPR Gate Valves

Ukuqina Okuyingqayizivele kanye Nesikhathi Sokuphila

Ama-valve esango le-PPR akhiwe ukuze ahlale. Ukuqina kwazo kuqinisekiswe ukuhlolwa okuqinile namazinga omhlaba. Isibonelo, i-ISO/TR9080-1992 ne-DIN16892/3 iqinisekisa ukuthi lawa mavalvu angakwazi ukusebenza ngokwethembeka iminyaka efika kwengama-50 ngaphansi kwezimo zokusebenza eziqhubekayo. Ngobukhulu obufanele nezilinganiso zokucindezela, zingadlula ngisho nalesi sikhathi sokuphila ezingeni lokushisa legumbi.

Lokhu kuphila isikhathi eside kubenza babe utshalomali oluhlakaniphile lwezinhlelo zamanzi. Ngokungafani nama-valve endabuko angase adinge ukushintshwa njalo, ama-valve esango le-PPR anikeza ukuthula kwengqondo ngokuphila kwawo okunwetshiwe kwenkonzo. Kungakhathaliseki ukuthi isetshenziswa ezindaweni zokuhlala noma ezohwebo, iqinisekisa ukusebenza okufanayo phakathi namashumi eminyaka.

Ukunakekela Okuphansi Nezindleko Zokusebenza

Ama-valve esango le-PPR aklanyelwe ukunciphisa izidingo zesondlo. Izindawo zabo zangaphakathi ezibushelelezi zithuthukisa ukugeleza koketshezi, kunciphisa ukusetshenziswa kwamandla ngesikhathi sokusebenza. Lokhu kusebenza kahle kuhumusha ukwehlisa izikweletu zezinsiza ngokuhamba kwesikhathi. Ngaphezu kwalokho, izinto zabo ezimelana nokugqwala ziqeda isidingo sokulungisa izindleko ezibangelwa ukugqwala noma ukuguga.

Ukufakwa kuyashesha futhi kuqondile, konga isikhathi nezindleko zabasebenzi. Ama-valve afika newaranti yeminyaka engu-10, egcizelela nakakhulu ukwethembeka kwawo. Ngokunciphisa kokubili izindleko zokulungisa nezokusebenza, amavalvu esango le-PPR ahlinzeka aisixazululo esingabizi kakhulungezinhlelo zamanzi.

Izinto Eco-friendly futhi Esimeme

Ukusimama kuyisici esibalulekile samavalvu esango le-PPR. Yenziwe nge-polypropylene engahlelwa kabusha nge-copolymer, ihambisana nemikhuba yokwakha eco-friendly. Noma yimuphi udoti okhiqizwa ngesikhathi sokukhiqiza ungasetshenziswa kabusha, unciphise umthelela wemvelo.

Lawa ma-valve nawo anomthelela ekusebenzeni kahle kwamandla. Ukusebenza kwawo okuphansi kwe-thermal kusiza ukulondoloza ukushisa ezinhlelweni zamanzi ashisayo, ukwehlisa ukusetshenziswa kwamandla. Ukukhetha amavalvu esango le-PPR kusho ukukhetha ikusasa eliluhlaza, elizinzile.

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Amavalvu esango le-PPR anikeza inhlanganisela ewinayo yezinto ezithuthukile, ukwakheka okuhlakaniphile, nokusebenza okuhlala isikhathi eside. Akhelwe ukubhekana nezidingo zezinhlelo zamanzi zokuhlala nezohwebo. Kungakhathaliseki ukuthi ukuqina, ukonga izindleko, noma ukusebenza kahle, lawa ma-valve ahlola ibhokisi ngalinye. Kunoma ubani othuthukisa uhlelo lwakhe lwamanzi, i-valve yesango le-PPR iyisinqumo esinokwethenjelwa.

FAQ

Yini eyenza ama-valve esango le-PPR abe ngcono kunamavalvu ensimbi?

Ama-valve wesango le-PPR amelana nokugqwala, anikeza ukufakwa kwe-thermal okungcono, futhi ahlala isikhathi eside. Idizayini yabo engasindi futhi yenza ukufakwa kube lula uma kuqhathaniswa namavalvu ensimbi esindayo.

Ingabe ama-valve esango le-PPR angakwazi ukuphatha izinhlelo zamanzi ashisayo?

Yebo! Zimelana namazinga okushisa afinyelela ku-95°C, okuzenza zilungele amapayipi amanzi ashisayo nezinhlelo zokufudumeza.

Ingabe ama-valve esango le-PPR ayasebenziseka kalula?

Nakanjani! Zenziwe ngezinto ezigaywa kabusha, zehlisa ukumosha futhi zisekela izinqubo zokwakha ezisimeme. Idizayini yabo ewonga amandla futhi isiza ukonga izinsiza.