Globe valves, gate valves, butterfly valves, check valves man ball valves gi zo gitiye piny ma pire tek i yub pa pii matung tung tin. Valve acel acel tung tung i kite ma nen kudu, kit ma juyubu kudu man tic pare. Ento, globe valve ku gate valve gitiye ku lembe moko ma rom, man i kare marom gitiye ku tic mi poko piny i pipeline, ci juwadi mapol bibedo nuti ma gipe ku winjiri ku valve pi nyayu lembe ario eno. I andha, ka inen maber, tung tung mi globe valve ku gate valve podi utiye malac.
- Ayi
Ka kabedo mi ketho piny utiye nok, eber ni bedo moth ikum yero pa:
Valve mi dhugola copo bedu ma cego maber ku dhugola ma jukubo kudu ku geno pressure ma rwom pare tiye, kara ebed ku adwogi pa pii ma wok kud i iye. Ka jube yabo man jube cego, valve spool man valve seat sealing surface gibedo kare ku kare i kindgi man gi rub ikumgi gigi, pi meno sealing surface bedo yot ni ketho, man ka gate valve ubedo ka cego, tung tung mi pressure ikind kore ku ngeye pa pipeline ubedo malac, ma weko sealing surface bedo tek.
Kite ma gate valve ubedo kudu bibedo matek uloyu globe valve, ni nen, i lembe pa caliber marom, gate valve ubedo malo uloyo globe valve, man globe valve bor uloyo gate valve. Mi medo, valve mi dhugola jupoko i rod ma ler man rod macol. Globe valve epe.
- Tic
Ka globe valve oyabe man cego, etiye rising stem type, niwacu, cing cing ju loko, man cing wheel bi timo loko man tingo piny karacelu ku valve stem. Valve mi dhugola utiye mi loko cing cing, kara stem timo tic mi tingo piny, man kabedo pa cing cing kende ubed marom.
Kite ma pii mol kudu lokore, ku valve mi dhugola ma mitu jwigere zo, ento globe valves epe. Valve mi globe utiye ku yore mi donjo man mi wok woko, man valve mi dhugola utiye ku yore mi kelo man mi cwalo woko.
Mi medo, valve mi dhugola utiye kende ma oyabere nyo ucere zo i kare aryo, dhugola ma oyabe man cego pa stroke utiye malac mandha, kare mi yabo man cego utiye malac. Valve plate movement stroke pa globe valve utiye nok, man valve plate pa globe valve copo cungu kama moku pi loko pii. Gate valve copo tiyo kende pi poko piny man epe ku tic mange.
- Tugu
Globe valve jucopo tiyo kudu pi poko piny man yub pa pii. Teko pa pii pa globe valve utiye malac, man edoko tek ni yabo man cego, ento pi valve plate utiye ma nok ku kama juketho iye, kare mi yabo man cego utiye ma nok.
Pien valve mi dhugola copo bedu ma oyabe man cego kende, ka eyabere, kero pa pii ma mol i valve body channel utiye 0, ci yabo man cego pa gate valve bibedo ku tic ma lee, ento gate plate utiye bor ku kama juketho iye, man kare mi yabo man cego utiye malac.
- Kethu man kite ma wotho kudu
Adwogi pa gate valve ma mol i yore ario zoo utiye marom, man epe ku yeny pa yore mi donjo man mi wok woko pa piny ma juketho, man piny ma iye copo mol i yore ario zoo. Globe valve umitu juketh i rwom ma malu ku kite ma valve body arrow nyutho kudu, man cik moko utiye maleng ikum yore mi kelo man mi cwalo globe valve, man yore mi mol pa globe valve "three to" i China utiye niai malu ni piny.
Globe valve utiye piny man malu woko, man kudi woko tiye pipe ma nen kamaleng ma epe i phase level. Gate valve runner utiye iwi lain ma ucungo. Stroke pa gate valve dit uloyu pa globe valve.
Ku nen pa rwom pa mol, rwom pa mol pa gate valve utiye nok ka eyabere, man rwom pa mol pa load stop valve utiye malac. Coefficient mi juku mol pa gate valve utiye 0.08~0.12, tego mi yabo man mi cego utiye nok, man pii copo mol i yore aryo. Pek pa pii ma mol pa valve ma rwinyo ubedo wang 3-5 pa valve mi dhugola. Ka jube yabu man ju cego, umitu ju cwalu cego ne pi nwangu seal, valve spool pa globe valve utiye kende kende i kum sealing surface ka ju cego zo, pi meno wear pa sealing surface utiye nok akeca, kum mol pa tego madit mitu medu actuator pa globe valve umaku eketh cinge ikum torque adjustment mechanism.
Globe valve utiye ku yore aryo mi kethu, acel utiye ni medium copo mondo kudi piny pa valve spool, berne utiye ni ka valve cego, packing epe i te pressure, kwo pa packing copo bedu malac, man tic mi loko packing copo timere i te pressure i pipeline ma ni in kore pa valve; peko utiye nya tego pa valve utiye malac, ma romo wang 1 pa upper flow, man axial force pa valve stem utiye malac, man valve stem yot ni guro.
Pieno, yore eni ber kende pi globe valves ma diameter migi nok (DN50 nyo ma piny), man globe valves ma malu pa DN200 juyeru pi yore mi media ma wok kudi malu. (Electric shut-off valves pol kare tiyo ku piny ma wok kudi malu.) Peko pa kite ma piny wok kudi malu utiye tung tung ku kite ma gimondo kudu piny.
- Sealing
Kabedo ma juketho i iye globe valve utiye the trapezoidal ma nok pa valve core (nen kite ma valve core utiye kudu), ka valve core upoto piny, eromo ku valve closing (ka tung tung mi pressure utiye malac, andha, shutdown epe tek, ento reverse effect epe marac), gate valve utiye ma juketho i thenge mi valve, plate plate adwogi pa cego epe maber calu globe valve, man valve core copo podhu ngo calu globe valve.
Saa mi kyewo: Apr-01-2022
