Valve z'umubumbe, valve z'irembo, valve z'ibinyugunyugu, valve zo kugenzura n'ibyuma by'umupira byose ni ibintu by'ingenzi mu kugenzura imiyoboro itandukanye muri iki gihe. Buri valve iratandukanye mu miterere, imiterere ndetse n'imikorere yayo. Ariko, valve y'umubumbe n'icyuma cy'irembo bifite aho bisa mu miterere, kandi icyarimwe bifite imikorere yo gukata mu muyoboro, bityo hazabaho inshuti nyinshi zitabona aho zihuriye cyane n'icyuma cy'umubumbe kugira ngo zivurungane. Mu by'ukuri, iyo urebye neza, itandukaniro riri hagati y'icyuma cy'umubumbe n'icyuma cy'irembo riracyari rinini cyane.
- Imiterere
Mu gihe umwanya wo gushyiramo ari muto, ni ngombwa kwita ku guhitamo:
Valve y'irembo ishobora gufungwa neza hamwe n'ubuso bufunga hakoreshejwe igitutu kiri hagati, kugira ngo hatavamo amazi. Mu gufungura no gufunga, agace ka valve n'ubuso bufunga intebe y'a vali bihora bihurirana kandi bigaterana, bityo ubuso bufunga bworoshye kwambara, kandi iyo valve y'irembo iri hafi gufunga, itandukaniro ry'igitutu hagati y'imbere n'inyuma by'umuyoboro ni rinini cyane, bigatuma ubuso bufunga burushaho kwangirika.
Imiterere ya vali y'irembo izaba igoye kurusha vali y'isi yose, ukurikije uko bigaragara, mu gihe cy'ubugari bumwe, vali y'irembo iba iri hejuru kurusha vali y'isi yose, naho vali y'isi yose ikaba ndende kurusha vali y'irembo. Byongeye kandi, vali y'irembo igabanyijemo inkoni irabagirana n'icyuma cyijimye. Vali y'isi yose ntabwo ari yo.
- Akazi
Iyo valve y'isi yose ifunguwe kandi igafungwa, iba ari ubwoko bw'umugongo uzamuka, ni ukuvuga ko uruziga rw'intoki ruzingurutse, maze uruziga rw'intoki rugakora ingendo zo kuzunguruka no guterura hamwe n'umugongo w'uruvange. Valve y'irembo igomba kuzunguruka uruvange rw'intoki, kugira ngo uruziga rukore urugendo rwo guterura, kandi aho uruvange rw'intoki ubwarwo ruherereye ntihagire igihinduka.
Igipimo cy'amazi gihinduka, aho valve z'irembo zisaba gufungwa neza cyangwa neza, mu gihe valve z'isi zidafunze neza. Valve y'isi ifite aho yinjira n'aho asohokera, kandi valve y'irembo nta byangombwa by'icyerekezo cyo kwinjiza no kohereza ibicuruzwa mu mahanga.
Byongeye kandi, valve y'irembo ifunguye neza cyangwa ifunze neza mu buryo bubiri gusa, gufungura no gufunga irembo ni binini cyane, igihe cyo gufungura no gufunga ni kirekire. Valve y'irembo ry'irembo ry'irembo ni nto cyane, kandi valve y'irembo ry'irembo rishobora guhagarara ahantu runaka mu rugendo kugira ngo hakosorwe amazi. Valve y'irembo ishobora gukoreshwa gusa mu gukata kandi nta yindi mirimo ifite.
- Imikorere
Valve y'umubumbe ishobora gukoreshwa mu gukata no kugenzura amazi. Ubudahangarwa bw'amazi ya valve y'umubumbe ni bunini ugereranije, kandi biragoye gufungura no gufunga, ariko kubera ko icyuma cy'umubumbe ari gito uvuye ku gice gifunga, inzira yo gufungura no gufunga ni ngufi.
Kubera ko valve y'irembo ishobora gufunguka neza kandi igafungwa neza gusa, iyo ifunguwe neza, imbaraga zo guhangana n'amazi anyura mu muyoboro w'igare ziba hafi 0, bityo gufungura no gufunga valve y'irembo bizagabanya cyane imbaraga, ariko icyuma cy'irembo kiri kure y'ubuso bwo gufunga, kandi igihe cyo gufungura no gufunga ni kirekire.
- Gushyiraho n'icyerekezo cy'amazi
Ingaruka za valvu y'irembo inyura mu byerekezo byombi ni imwe, kandi nta gisabwa ku cyerekezo cy'aho ishyirwa n'aho isohoka, kandi icyuma gishobora gutembera mu byerekezo byombi. Valvu y'isi igomba gushyirwaho hakurikijwe icyerekezo cy'umurongo w'ikirahure cy'umubiri wa valvu, kandi hari ingingo isobanutse ku cyerekezo cy'aho valvu y'isi yinjizwa n'iyoherezwa mu mahanga, kandi icyerekezo cy'inzira ya valvu y'isi "tatu kugeza" mu Bushinwa ni kuva hejuru kugeza hasi.
Valve y'umubumbe iri hasi imbere no hanze hejuru, kandi uvuye inyuma hari imiyoboro igaragara itari ku rwego rw'icyiciro. Valve y'umubumbe iri ku murongo utambitse. Inzira y'umubumbe w'umubumbe ni nini kuruta iya valve y'umubumbe.
Ukurikije uburyo umuvuduko w'amazi uhagaze, umuvuduko w'amazi wa valve y'irembo uba muto iyo ufunguye neza, kandi umuvuduko w'amazi wa valve yo guhagarika imizigo uba munini. Igipimo cyo kugabanya umuvuduko w'amazi cya valve y'irembo isanzwe ni hafi 0.08 ~ 0.12, imbaraga zo gufungura no gufunga ni nto, kandi igikoresho gishobora gutembera mu byerekezo bibiri. Umuvuduko w'amazi wa valve isanzwe yo kuzimya ni inshuro 3-5 z'umuvuduko w'amazi. Mu gufungura no gufunga, ni ngombwa gushyiraho ingufu zo gufunga kugira ngo haboneke ikirango, agace k'amazi ka valve y'isi yose gakorana gusa n'ubuso bwo kuzimya iyo gafunze burundu, bityo ubusaza bw'ubuso bwo kuzimya ni buto cyane, kuko umuvuduko w'amazi nyamukuru ugomba kongeramo actuator ya valve y'isi yose. Hagomba kwitabwaho uburyo bwo kugenzura torque.
Valve y’isi ifite uburyo bubiri bwo kuyishyiraho, bumwe ni uko icyuma gishobora kwinjira munsi y’umuyoboro wa valve, inyungu ni uko iyo valve ifunze, gupakira bitaba biri munsi y’umuvuduko, igihe cyo gupakira gishobora kongerwa, kandi akazi ko gusimbuza gupakira gashobora gukorwa munsi y’umuvuduko mu muyoboro uri imbere ya valve; ikibi ni uko imbaraga zitwara valve ari nini, zikubye inshuro imwe ugereranyije n’umuvuduko wo hejuru, kandi imbaraga z’umurongo w ...
Bityo rero, ubu buryo muri rusange bukwiriye gusa ku mvange ntoya z’umurambararo (DN50 cyangwa munsi yayo), kandi zivange z’umurambararo ziri hejuru ya DN200 zitoranywa kugira ngo zibone uburyo ziva hejuru zinjira. (Vange zifunga amashanyarazi muri rusange zikoresha icyuma cyo mu bwoko bwa "medium" kugira ngo zinjire ziturutse hejuru.) Ingorane z’uburyo ziva hejuru zinjira ziturutse hejuru ni ikinyuranyo cy’uburyo zinjira munsi.
- Gufunga
Ubuso bwo gufunga bwa valve y'umubumbe ni uruhande ruto rwa trapezoidal rw'umutima wa valve (reba cyane cyane imiterere y'umutima wa valve), iyo valve y'umubumbe iguye, bingana no gufunga valve (niba itandukaniro ry'umuvuduko ari rinini, birumvikana ko gufunga bidakomeye, ariko ingaruka mbi si mbi), valve y'irembo ifunze ku ruhande rw'icyuma cy'irembo cy'umubumbe, ingaruka zo gufunga ntabwo ari nziza nk'iya valve y'umubumbe, kandi valve y'umubumbe ntabwo izagwa nk'iya valve y'umubumbe.
Igihe cyo kohereza: Mata-01-2022
