Globe valves, gate valves, butterfly valves, check valves na ball valves byona n’ebintu by’okutegyeka ebitarikwetengyesa omu nkora z’okuteera amaizi zitari zimwe na zimwe obunaku obu. Buri valve neetaanira kimwe omu ndeebeka, omu nkora nangwa n’omu kugikozesa. Kwonka globe valve na gate valve ziine ebi zirikushushana omu ndeebeka, kandi omu bwire nibwo bumwe ziine omurimo gw’okusharaho omu payipu, n’ahabw’ekyo nihaija kubaho banywani baingi abatarikukoragana munonga na valve kubaasa kubuzabuza ebi bibiri. Nangwa, waareeba gye, entaaniso eri ahagati ya globe valve na gate valve n’obunaku obu n’empango munonga.
- Ekyombeko
Omu mbeera y’okutaho omwanya mukye, nikyetengyesa kuta omutima aha kutoorana:
Valve y‘omuryango neebaasa kukingwa gye n‘eitaka eririkukingaho orikwesiga pressure y‘ahagati, kubaasa kutunga ekirugire omu kutagira okusheeshasheesha. Omu kwigura n’okukinga, ekikopo kya valve spool n’ekicweka ky’okukingaho entebe ya valve nibiguma nibikwatagana kandi nibiteerana, n’ahabw’ekyo ekicweka ky’okukingaho nikiba kyorobi kujwara, kandi valve y’omuryango yaaba eri haihi kukinga, entaaniso ya pressure ahagati y’omu maisho n’enyima y’omupiira neeba mpango munonga, ekirikureetera ekicweka ky’okukingaho we kuba kihango munonga.
Omuringo gw’ekipande ky’omuryango nigwija kuba gugumire kukira ekipande ky’omuryango, kuruga omu kureeba, omu mbeera y’ekipimo kimwe, ekipande ky’omuryango kiri ahaiguru y’ekipande ky’ensi, kandi ekipande ky’omuryango kiri ahaiguru kukira ekipande ky’omuryango. Okwongyera ahari ekyo, valvu y’omuryango neebaganisibwamu omuti ogurikwaka gye n’omuti ogurikwiragura. Valve ya globe teriho.
- Kora
Valve ya globe ku erikwigurwa kandi ekingire, n’omuringo gw’omuti ogurikwimuka, nikwo kugira ngu, enziga y’omu ngaro neeyehindura, kandi enziga y’omu ngaro neija kukora emivuyo y’okuzindukira n’okusimura hamwe n’omuti gwa valve. Valve y’omuryango n’okuhindura omupiira gw’omu ngaro, kugira ngu ekiti kikore omuvuyo gw’okusimura, kandi omwanya gw’omupiira gw’omu ngaro gwonka gugume gutahindukire.
Emihendo y‘okusheeshasheesha neehinduka, n‘ebikwato by‘omuryango nibyetenga kukingaho omu bwijwire nari omu bwijwire, kandi ebikwato bya globe tibirikwetenga. Globe valve eine orubaju orumanyirwe orw’okutaaha n’okuruga, kandi gate valve teine byetaago by’orubaju rw’okureeta n’okushohoza.
Okwongyera ahari ekyo, valvu y‘omuryango neekinguka omu bwijwire nari ekingirwe omu bwijwire embeera ibiri zonka, omuryango gw‘okukinga n‘okukinga stroke nigukira munonga, obwire bw‘okukinga n‘okukinga nibumara obwire buraingwa. Stroke y‘okutambura kwa valve plate ya valve ya globe n‘enkye munonga, kandi valve plate ya globe valve neebaasa kwemerera omu mwanya gumwe omu kugyendera ahabw‘okuhindura omu nkora y‘okugyendera. Valve y’omuryango neebaasa kukoresibwa omu kusharaho kwonka kandi teine murimo ogundi.
- Kukora
Valve ya globe neebaasa kukoresibwa omu kusharaho n’okutebeekanisa okusheesheka. Okuzibira amaizi g’ekikopo kya globe valve ni kihango munonga, kandi nikitwara obwire bwingi kwigura n’okukinga, kwonka ahabw’okugira ngu ekipande kya valve nikiba kiri kikye kuruga aha mutwe gw’okukinga, stroke y’okukinga n’okukinga neeba eri ngufu.
Ahabw‘okugira ngu valve y‘omuryango neebaasa kwigurwa omu bwijwire yonka kandi ekingirwe omu bwijwire, ku erikwigurwa omu bwijwire, okuzibira kw‘okusheesheka kw‘omugati omu muhanda gw‘omubiri gwa valve kuri haihi 0, n‘ahabw‘ekyo okukinga n‘okukinga valvu y‘omuryango nikwija kuba okucungura munonga, kwonka empapura z‘omuryango ziri hare n‘aha mutwe gw‘okukingaho nizikiraho, kandi obwire ope.
- Okutaho hamwe n'okugyendera
Ekirugire omu valvu y‘omuryango erikugyendera omu nshonda zombi nikishushana, kandi tihaine ekirikwetengwa aha rubaju rw‘okutaaha n‘okuruga kw‘okutaho, kandi omugati nigubaasa kugyendera omu nshonda zombi. Valve ya globe neeyetenga kuteebwaho omu muringo oguhikire kurugiirira aha rubaju oru valve body arrow identification eri, kandi hariho ekiragiro ekirikworeka gye orubaju rw’okureeta n’okushohoza globe valve, kandi orubaju rw’okusheesheka kwa globe valve “eshatu kuhika” omuri China nikuruga ahaiguru kuhika ahansi.
Globe valve eri ahansi omunda kandi eri ahaiguru aheeru, kandi kuruga aheeru hariho emipiira erikureebwa gye etari aha rurengo rwa phase. Omuvugi w’emotoka y’emigugu ari aha rubaju orurikuraba. Stroke y’ekipande ky’omuryango ni mpango kukira ey’ekipande ky’ensi.
Okurugirira aha kureeba okurikuremesa okusheesheka, okuremeera kw’okusheesheka kw’ekishengye ky’omuryango nikuba kukye kyaba kikingire kimwe, kandi okuremeera kw’okusheesheka kw’ekikwato ky’okuremesa emigugu ni kwingi. Omubaro gw‘okuzibira okusheesheka kwa valvu y‘omuryango ogwa buriijo ni nk‘0.08~0.12, amaani g‘okukinga n‘okukinga ni makye, kandi ahagati neebaasa kusheesheka omu nshonda ibiri. Okuzibira okusheesheka kw‘ebikwato bya buriijo ebirikukingaho nikukira emirundi 3-5 kukira ebikwato by‘omuryango. Omu kwigura n’okukinga, nikyetengyesa kugyema okukinga okuhikiiriza ekikingirizo, valve spool ya valve ya globe valve neekwatagana n’ekicweka ky’okukingaho kyonka kyaba kikingire kimwe, n’ahabw’ekyo okujwara kw’ekicweka ky’okukingaho ni kukye munonga, ahabw’okuba okugyendera kw’amaani makuru nikwetenga kwongyera aha globe mechanition kushemerire kwongyeraho control torque Of the the . okuhindura.
Valve ya globe eine emiringo ebiri y’okutaho, gumwe n’okugira ngu omugati nigubaasa kutaaha kuruga ahansi y’ekikopo kya valve, oburungi buri ngu valve ku erikuba ekingire, okupakira tikuri ahansi y’okugyemeserezibwa, obwire bw’obuheereza bw’okupakira nibubaasa kwongyerwaho, kandi omurimo gw’okugaruraho okupakira nigubaasa kukorwa ahansi y’okugyemeserezibwa omu muhanda gwa valve omu maisho g’ekipapura; ekizibu kiri ngu torque y’okuvuga valve ni mpango, eri nk’emirundi 1 ey’okusheesheka kw’ahaiguru, kandi amaani g’okuteera (axial force) g’omuti gwa valve ni maingi, kandi omuti gwa valve nigukora gye.
Nahabwekyo, omuringo ogu omu bwijwire nigukora gye aha nkora ya globe valves eziine oburaingwa bukye (DN50 nari ahansi), kandi globe valves eziri ahaiguru ya DN200 nizitooranwa ahabw‘omuringo gw‘eby‘amakuru ebirikusheesheka kuruga ahaiguru. (Eby’okukingaho amashanyarazi okutwarira hamwe nibikoresa omuhanda gw’okutaaha kuruga ahaiguru.) Obubi bw’omuringo ogu omuhanda gurikutaahamu kuruga ahaiguru niguhakanisa kimwe omuringo ogu gurikutaahamu ahansi.
- Okukingaho
Eitaka ry’okukingaho rya globe valve n’orubaju rukye rwa trapezoidal orw’omusingi gwa valve (okukira munonga reeba aha nkora y’omusingi gwa valve), omusingi gwa valve gwaheza kugwa, nikishushana n’okukinga kwa valve (entaaniso ya pressure yaaba eri mpango, buzima, okukingaho tikuri kugumire, kwonka gaed effect y’omusingi gwa valve ti . core gate plate, ekirikureetaho okukinga tikiri kirungi nk’ekikopo ky’ensi, kandi ekikopo ky’omubiri tikirikwija kugwa nk’ekikopo ky’ensi.
Obwire bw'okuhandiika: Okwakana-01-2022
