Momma yɛmfa nea ɛyɛ nsonsonoe a ɛda globe valve ne aapon ano valve.
01
Nhyehyɛeɛ
Sɛ baabi a wode besisi hɔ no sua a, hwɛ nea woapaw no yiye:
Noapon ano valvebetumi de ne ho ato nhyɛso a ɛwɔ mfinimfini no so de ato nsɔano no so denneennen, sɛnea ɛbɛyɛ a wobenya nkɛntɛnso a ɛne sɛ nsu biara nkɔ mu. Sɛ wobue na wɔto mu a, valve no mu ne valve nkongua no nsɔano no di nkitaho bere nyinaa na ɛpetepete wɔn ho wɔn ho so, enti ɛnyɛ den sɛ wɔbɛhyɛ nsɔano no, na bere aapon ano valveabɛn sɛ ɛbɛto mu, nhyɛso nsonsonoe a ɛda nsu afiri no anim ne akyi ntam no yɛ kɛse yiye, na ɛma nsɔano no ani asɛe kɛse.
Nneɛma a wɔahyehyɛ noapon ano valvebɛyɛ nea ɛyɛ den sen globe valve no, sɛ yɛhwɛ sɛnea ɛte no, wɔ caliber koro no ara mu no, gate valve no korɔn sen globe valve no, na globe valve no tenten senapon ano valve. Nea ɛka ho no, aapon ano valvewɔakyekyɛ mu ayɛ no abaa a ɛhyerɛn ne poma a ɛyɛ tumm. Valve ahorow a wɔde to mu no nyɛ saa.
Sɛnea ɛyɛ adwuma
Sɛ wobue globe valve no na wɔto mu a, ɛyɛ dua a ɛreforo, kyerɛ sɛ, sɛ wɔdannan nsa ntwahonan no a, nsa ntwahonan no bɛkyinkyin na ɛne dua no akɔ soro. Noapon ano valvene sɛ wɔbɛdannan nsa ntwahonan no na ama valve dua no ayɛ nea ɛma nneɛma so, na nsa ntwahonan no ankasa gyinabea nsakra.
Nsu a ɛsen no gu ahorow, neapon ano valve ahorowa ɛhwehwɛ sɛ wobue mu koraa anaasɛ wɔto mu koraa, bere a globe valve ahorow no nnyɛ saa. Globe valve no wɔ ɔkwan pɔtee a wɔfa so kɔ mu ne nea ɛkɔ mu, na...apon ano valvenni akwankyerɛ a ɛfa ɔkwan a wɔfa so kɔ mu ne nea wɔde fi mu ho ahwehwɛde biara.
Nea ɛka ho no, aapon ano valveɛwɔ tebea abien pɛ: wɔabue koraa anaasɛ wɔato mu koraa, na stroke a wɔde bue na wɔto aponkɛse no mu no yɛ kɛse yiye, na bere a wɔde bue na wɔto mu no ware. Globe valve no valve mprɛte no kankyee stroke no sua koraa, na globe valve no valve mprɛte no tumi gyina beae pɔtee bi a ɛretu ma wɔayɛ nsakrae wɔ nsu a ɛsen no mu. Noapon ano valvewobetumi de adi dwuma ama truncation nkutoo na enni dwumadi foforo biara.
Nsonsonoe a ɛwɔ adwumayɛ mu
Wobetumi de globe valve no adi dwuma ama cut-off ne flow regulation nyinaa. Nsu a ɛko tia globe valve no yɛ kɛse kakra, na ɛyɛ adwumaden kɛse sɛ wobebue na wɔato mu, nanso esiane sɛ kwan a ɛda valve mprɛte no ne nea wɔde akata so no ntam no yɛ tiaa nti, sɛnea wobue ne nea wɔde to mu no yɛ tiaa.
Efisɛ na...apon ano valvebetumi abue koraa na wɔato mu nkutoo, bere a wɔabue no koraa no, ɛkame ayɛ sɛ medium flow resistance wɔ valve nipadua kwan no mu yɛ 0, enti bue ne to muapon ano valvebɛyɛ nea ɛho nhia pii, nanso ɔpon no mprɛte no ne baabi a wɔde nsɔano no ntam kwan ware, na bere a wɔde bue na wɔto mu no ware.
04
Installation ne flow akwankyerɛ
Nkɛntɛnso a ɛwɔapon ano valvensuo a ɛsen kɔ afã mmienu no nyinaa yɛ pɛ, ahwehwɛdeɛ biara nni hɔ a ɛfa ɔkwan a wɔfa so kɔ mu ne firi mu a wɔde besisi hɔ no ho, na nsuo a ɛkɔ mu no tumi sen kɔ afã mmienu no nyinaa. Ɛsɛ sɛ wɔde globe valve no si hɔ ma ɛne akwankyerɛ a wɔde valve nipadua no agyan ahyɛ no agyirae no hyia pɛpɛɛpɛ, na nhyehyɛe a emu da hɔ wɔ hɔ a ɛfa ɔkwan a globe valve no kɔ mu ne nea ɛkɔ mu no ho, na wogye globe valve no kwan a ɛsen fi soro kɔ fam no tom sɛnea China valve no “nsakrae abiɛsa” kyerɛ no.
Valve a wɔde to mu no sua na ɛkɔ soro, na sɛ wufi akyi a, paipu bi a emu da hɔ a ɛnyɛ phase biako level wɔ hɔ. Noapon ano valvensuo kwan no wɔ kwan a ɛkɔ soro so. Nneɛma a ɛma obi hwe ase noapon ano valveno sõ sen nea ɛwɔ globe valve no mu.
Sɛ yɛhwɛ sɛnea ɛko tia nsu a ɛsen no a, sɛ wobue koraa a, nsu a ɛsen a ɛko tia aponkɛse no valve no sua, na nsu a ɛsen a ɛko tia adesoa gyinabea valve no yɛ kɛse. Na nsuo a ɛsen no resistance coefficient a ɛyɛ mpapahwekwaapon ano valveyɛ bɛyɛ 0.08 ~ 0.12, tumi a ɛbue ne nea ɛto mu no sua, na medium no tumi sen kɔ akwan abien so. Nsuo a ɛko tia globe valve a ɛyɛ mpapahwekwa no yɛ mmɔho 3-5 sɛapon ano valve ahorow.Ɛsɛ sɛ wɔhyɛ bue na wɔto mu ma wɔto mu na ama wɔanya nsɔano, spool a globe valve no to mu koraa bere a ɛne nsɔano no di nkitaho no, enti nsɔano no ani a ɛho asɛe no sua koraa, esiane tumi titiriw a ɛsen kɛse a ɛde actuator a ɛwɔ globe valve no ka ho nti ɛsɛ sɛ ɛhwɛ torque control mechanism adjustment no so.
Akwan abien na ɛwɔ hɔ a wɔfa so de globe valve no si hɔ, biako ne sɛ medium no betumi afi spool no ase akɔ mu, mfaso a ɛwɔ so ne sɛ wɔmfa nhyɛso mma packing no bere a wɔato valve no mu, a ebetumi atrɛw packing no nkwa nna mu, na ebetumi asi packing no ananmu bere a pipeline a ɛwɔ valve no anim no wɔ nhyɛso ase Nea enye wɔ ho ne sɛ torque a ɛkanyan valve no yɛ kɛse, a ɛyɛ bɛyɛ mmɔho 1 sen nea ɛsen a ɛwɔ soro no, axial force a ɛwɔ valve dua no mu no yɛ kɛse, na ɛnyɛ den sɛ wobɛkotow valve no dua no.
Enti, mpɛn pii no, saa kwan yi fata ma globe valve a ne kɛse yɛ nketewa (DN50 anaa nea ennu saa) nkutoo, na globe valve a ɛboro DN200 no de medium a efi soro sen ba no di dwuma. (Mpɛn pii no, anyinam ahoɔden globe valve ahorow de afiri no di dwuma de fi soro hyɛn mu.) Mfomso a ɛwɔ ɔkwan a wɔfa so hyɛn nsɛm mu fi soro no so no ne ɔkwan a wɔfa so hyɛn mu a ɛwɔ fam no bɔ abira pɛpɛɛpɛ.
05
Nsɔano a wɔde hyɛ mu
Sealing surface a globe valve no yɛ trapezoidal fã ketewaa bi a ɛwɔ valve core (titiriw hwɛ sɛnea valve core no te), sɛ valve core no hwe ase pɛ a, ɛne valve no a wɔto mu no yɛ pɛ (sɛ nhyɛso nsonsonoe no yɛ kɛse a, nokwarem no, closure no nyɛ katee, nanso check effect no nyɛ bɔne), theapon ano valvewɔde valve core gate plate no nkyɛn asɔ ano, sealing effect no nyɛ papa te sɛ globe valve no, na valve core no renhwe ase te sɛ globe valve a ɛne valve no a wɔto mu yɛ pɛ no.
Bere a wɔde bɛkyerɛw: Apr-08-2023
