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Sɛ worekɔ wiase a mfiridwuma mu nsuo a ɛsen fa mu no sohwɛ mu a, nteaseɛ . Gate valve ahorow . yɛ ade titiriw ma wɔn a wɔyɛ nneɛma, mfiridwumayɛfo, ne wɔn a wɔyɛ nneɛma a wɔkra ho abenfo. Gate valve ahorow, a ɛyɛ ade titiriw a ɛma wotumi di nsu a ɛsen wɔ nsu afiri mu ho dwuma no, ba wɔ nhyehyɛe ahorow, nneɛma, ne dwumadi ahorow mu, a emu biara yɛ nea wɔayɛ no sɛnea wɔde di dwuma pɔtee bi. Sɛ́ ebia worehwehwɛ flanged gate valve a ɛbɛma woanya nhyɛso kɛse nhyehyɛe anaasɛ wobɛhwehwɛ apon valve a wɔtɔn de ayɛ adwuma yiye no, sɛ wunim sɛ nsonsonoe ahorow no a, ebetumi ama wo gyinaesi nhyehyɛe no ayɛ mmerɛw. Saa asɛm yi da apon ano valve ahorow ahorow no adi, na ɛtwe adwene si wɔn akwan a wɔfa so yɛ adwuma no so, nneɛma a wɔde yɛ nneɛma, nsakrae a wɔyɛ, ne nneɛma titiriw a wɔde di dwuma. Ɛdenam saa nuances yi a wobɛte ase so no, wubetumi apaw nea ɛfata paa sɛ wode gate valve ma a ɛbɛma woatumi adi wo mfiridwuma ahiade ho dwuma, ahwɛ ahu sɛ ɛyɛ adwuma yiye, ɛyɛ den, na ɛyɛ adwuma wɔ wo nhyehyɛe ahorow mu.

Nkyekyɛmu a egyina adwumayɛ so: Manual vs. Automated Gate Valves .

Wobetumi akyekyɛ apon ano valve ahorow, a ɛho hia kɛse wɔ nsu a ɛyɛ den mu no mu denam wɔn adwumayɛ akwan horow so, a ɛkyerɛ sɛnea wɔyɛ adwuma wɔ nhyehyɛe bi mu. Saa nkyekyɛmu yi – manual versus automated – na ɛkyerɛ wɔn fata ma mfiridwuma tebea ahodoɔ, ɛka a ɛkari pɛ, pɛpɛɛpɛyɛ, ne adwumayɛ mu ahwehwɛdeɛ.

Manual gate valves: Nsa a wɔde di dwuma .

Manual gate valve ahorow no gyina nnipa a wɔde wɔn ho gye mu so, mpɛn pii no ɛnam nsa ntwamu anaa lever so, ma ebue anaasɛ ɛto valve no mu. Wɔsom saa atetesɛm kwan yi sɛ ɛyɛ nea ɛyɛ mmerɛw na ɛho ka sua, na ɛma ɛyɛ ade titiriw wɔ nneɛma a wɔde di dwuma mu baabi a nsakrae a wɔtaa yɛ no ho nhia. Nnwuma te sɛ nsu a wɔkyekyɛ anaasɛ nneɛma nketenkete a wɔyɛ no taa pɛ saa nsu a wɔde yɛ adwuma yi, na ɛkyerɛ sɛnea wotumi de ho to so wɔ mmeae a ɛyɛ den no ho anisɔ. Flanged gate valve, a mpɛn pii no ɛyɛ nsaanodwuma, yɛ saa ɔfa yi ho nhwɛso, na ɛma wotumi de nsɔano a ɛyɛ den hyɛ nsu nhama a wonsiesie no kɛse mu. Bere a nsaano valve ahorow no di mu wɔ nhyehyɛe ahorow a ɛyɛ tẽẽ mu no, wɔn ho a wɔde to honam fam adwumayɛ so no betumi ayɛ anohyeto wɔ mmeae a ɛwɔ akyirikyiri anaa asiane mu, baabi a akwan a wɔfa so nya no de nsɛnnennen ba.

Automated gate valves: pɛpɛɛpɛ denam mfiridwuma so .

Automated gate valves, nea ɛne no bɔ abira no, harness technology – anyinam ahoɔden, mframa, anaa hydraulic actuators – de hwɛ valve no kankan so. Saa ade foforo yi ma pɛpɛɛpɛyɛ yɛ kɛse, na ɛma wotumi de ka nhyehyɛe ahorow a ɛyɛ den te sɛ mmeae a wɔyɛ ngo anaa nnuru a wɔde yɛ nnuru ho, baabi a bere ankasa mu nsakrae ho hia no. Automation ma nnipa mfomso so tew, ɛma ahobammɔ kɔ soro, na ɛboa adwumayɛ a ɛwɔ akyirikyiri, na ɛma saa valve ahorow yi yɛ nea ɛho hia wɔ mmeae a ɛho hia kɛse. Bere a ebia sika a wɔde hyɛ mu mfiase no korɔn no, mfaso a wonya wɔ bere tenten mu no taa ma ɛka no yɛ nea ɛfata, titiriw wɔ mfiridwuma mu dwumadi akɛse mu. Wɔn a wɔyɛ nneɛma a wɔhwehwɛ . Gate valve ahorow a wɔtɔn . Wɔ automated formats mu no ɛsɛ sɛ wɔde suppliers a wɔde actuation solutions a wotumi sesa ma ma ɛne adwumayɛ parameters pɔtee hyia di kan.

Ka a wɔbɛkari pɛ ne sɛnea ɛyɛ adwuma yiye wɔ actuation choices mu .

Nsaano ne afiri a wɔde yɛ apon ne afiri a wɔde yɛ adwuma no ntam a wɔbɛpaw no gyina adwumayɛ ahiade, sikasɛm mu ahokyere, ne ahobammɔ ho nsusuwii so. Manual valves no fata applications a nsakrae a ɛntaa mma, bere a automated variants hyerɛn wɔ dynamic, high-pressure, anaasɛ inaccessible setups mu. Consulting a trusted gate valve supplier betumi ama hann aba ɔkwan a eye sen biara a wɔfa so yɛ adwuma no mu, hwɛ hu sɛ wo nhyehyɛe no nya adwumayɛ a ɛsen biara a ɛho nhia sɛ wosɛe no. Saa gyinaesi yi a egyina ntease a edi mũ a ɛfa adeyɛ ho so no si hia a ɛho hia sɛ wɔde valve a wɔpaw ne adwumayɛ mu ahiade ahorow hyia so dua.

Nneɛma a ɛsono emu biara: dade, plastic, ne composite gate valves .

Nneɛma a ɛwɔ apon ano valve ahorow mu no nya sɛnea ɛyɛ den sɛ ɛbɛtra hɔ akyɛ, atumi agyina nsɛe ano, ne sɛnea ɛfata ma nsu anaa nneɛma a atwa yɛn ho ahyia pɔtee no so nkɛntɛnso kɛse. Efi dade a ɛyɛ den so kosi plastic a ɛyɛ adwuma pii ne nneɛma foforo a wɔabom ayɛ so no, nneɛma no fã biara de mfaso horow a ɛda nsow ma, na ɛma mfiridwuma mu nneɛma ahorow a wɔhwehwɛ no yɛ adwuma.

Metal gate valves: ahoɔden ne ahoɔden a wɔde gyina ano .

Metal gate valve ahorow a wɔde nneɛma te sɛ dade a ɛnyɛ den, dade a wɔde ayɛ, anaa kɔbere ayɛ no yɛ mfiridwuma mu nneɛma a emu yɛ duru a wɔde di dwuma no abotan. Dade a ɛnyɛ den a ɛsono emu biara no di mu wɔ mmeae a ɛporɔw, te sɛ afifide a wɔde yɛ nnuru, bere a wɔde dade a wɔde ayɛ nneɛma a wɔde yɛ nneɛma, a mpɛn pii no ɛyɛ apon ano nsu a wɔde di dwuma no yɛ nea wɔpɛ wɔ mmeae a wɔde nsu yɛ adwuma no sɛnea ɛbɛyɛ a ne bo bɛyɛ den na ayɛ den. Kɔbere valve ahorow, a ɛwɔ po mu nsu a ɛko tia no kɛse no di po mu nneɛma so. Saa valve ahorow yi gyina ɔhyew ne nhyɛso a ano yɛ den ano, na ɛma ɛyɛ nea wɔpaw ma ngo ne gas nhama anaa anyinam ahoɔden nhyehyɛe ahorow. Bere a dade valve ma ɛyɛ den a ɛso bi nni no, wɔn mu duru ne sɛnea ebetumi asɛe wɔ tebea horow bi mu no hwehwɛ sɛ wɔpaw nneɛma a wɔde ahwɛyiye yɛ.

Plastic Gate Valves: Ɛyɛ hare na ɛko tia nsɛe .

Plastic gate valve ahorow a wɔtaa yɛ fi PVC, CPVC, anaa polypropylene mu no de ɔkwan foforo a emu yɛ hare a ɛho ka sua ma nneɛma a ɛnyɛ den pii. Wɔn awosu mu ahoɔden a wɔde fi awosu mu nsɛe no ma wɔyɛ nea eye ma acid, alkali, ne nnuru afoforo a ɛyɛ hu a wɔtaa hu wɔ nsu fĩ a wɔde yɛ adwuma anaasɛ kuayɛ mu nsu a wɔde gugu nnɔbae so no ho dwuma. Bere a plastic valve ahorow nni wɔn mfɛfo dade no mfiri ahoɔden no, sɛnea ɛyɛ mmerɛw sɛ wɔde besisi hɔ na wɔasiesie no no yɛ nea nnwuma ahorow de di kan wɔ adwumayɛ a etu mpɔn ne sikasɛm nhyehyɛe mu. Wɔn a wɔyɛ nneɛma a wɔhwehwɛ . Gate valve ahorow . Ɛsɛ sɛ wɔtɔn wɔ plastic ahorow mu hwɛ hu sɛ ɛne nsu no nnuru su hyia na ama atumi atra ase akyɛ na ayɛ adwuma kɛse.

Composite gate valves: Nneɛma foforo a wɔyɛ ne nea wotumi yɛ no pii a wɔde frafra .

Composite gate valves, category a ɛrepue, ka nneɛma te sɛ fiberglass, carbon fiber, anaa polymers a wɔahyɛ no den bom ma ɛde afrafra aduru ba. Saa valve ahorow yi ma ahoɔden a ɛkari pɛ, adansi a emu nyɛ duru, ne corrosion resistance, a ɛma ɛfata ma niche applications, te sɛ offshore platforms anaa nnuru a wɔde yɛ nneɛma. Composites no brɛ sintɔ ahorow a ɛwɔ dade (mu duru, nsɛe) ne plastic (ahoɔden a anohyeto wom) mu no ase, na ɛma wonya ano aduru a ɛfata ma nnwuma ahorow a ɛhwehwɛ sɛ wɔyɛ nneɛma foforo. Bere a composite valve ahorow no betumi akura ɛka a ɛkɔ soro a edi kan no, wɔn nkwa nna a wɔatrɛw mu ne wɔn a wɔhwɛ wɔn a wɔtew wɔn so no taa ma wɔyɛ sika a wɔde di dwuma nyansam. Sɛ wode gate valve supplier ho nimdefo a ɔwɔ composite technologies mu hyɛ wo mu a, ebetumi abue akwan a ɛkɔ akyiri yi ama wo dwumadi ahorow.

Design nsonsonoe: wedge, parallel, ne sekan gate valves .

Nsusuiɛ a ɛfa gate valve’s closure element – ne gate – no titire no kyerɛ ne dwumadie, nsɔano a ɛyɛ adwuma yie, ne dwumadie kwan. Wedge, parallel, ne knife gate valves gyina hɔ ma primary design archetypes, biara a wɔayɛ no sɛnea ɛbɛyɛ a ɛbɛdi nsɛnnennen pɔtee bi a ɛfa nsuo a ɛsen no so ho dwuma.

Wedge Gate Valves: Nsɔano a ɛyɛ den ma nhyɛso kɛse .

Wedge gate valve ahorow no wɔ ɔpon bi a wɔayɛ no sɛ wedge, a ɛmia valve nkongua no so ma ɛyɛ nsɔano a ɛyɛ den. Saa nhyehyɛe yi di mu wɔ mmeae a nhyɛso kɛse ne ɔhyew kɛse wom, te sɛ nsu a ɛyɛ hyew nhyehyɛe anaa ngo nhama, baabi a wontumi nsiw nsu a ɛtwetwe nsu ano no ho asɛm. Wedge valve ahorow, mpɛn pii no . Flanged gate valve ahorow ., ba wɔ nhyehyɛe a ɛyɛ den, ɛyɛ mmerɛw, anaasɛ ɛpaapae mu, a ɛwɔ wedges a ɛyɛ mmerɛw a ɛne no nhyia kakra wɔ piping nhyehyɛe mu. Bere a ɛyɛ adwuma yiye no, ebia wedge valve ahorow no di apere wɔ nsu a ɛyɛ fĩ anaa nsu a ɛyɛ nwunu ho, efisɛ nneɛma a asɛe betumi aboaboa ano na asiw ano a wɔde siw ano no ano. Nnwuma a ɛhwehwɛ sɛ wɔde mfiri a ɛyɛ den a wotumi de ho to so to mu no taa dan kɔ saa nhyehyɛe yi so esiane sɛ ɛyɛ adwuma yiye nti.

Parallel gate valves: pɛpɛɛpɛ wɔ nhyɛso a ɛba fam mu .

Parallel gate valve ahorow no de disc abien a ɛne ne ho di nsɛ, a mpɛn pii no wɔde spring ahyɛ mu, di dwuma na ama wɔatumi asiw ano a wedging adeyɛ no nni mu. Saa nhyehyɛe yi ma nneɛma a ɛwɔ nsɔano no so tew, na ɛma ɛyɛ nea eye ma nhyɛso a ɛba fam, te sɛ mframa a wɔkyekyɛ anaa nsu a wɔde ma wɔ nsu mu. Parallel valves, a nea ɛka ho ne double-disc ne slab gate variants, ma adwumayɛ a ɛkɔ so yiye ne nsiesie a ɛso tew, titiriw wɔ nhyehyɛe ahorow a wɔtaa de tu kwan mu. Wɔn anohyeto no gyina wɔn sealing efficacy a ɛso atew wɔ nhyɛso kɛse ase, baabi a wedge nhyehyɛe no yɛ adwuma yiye. Ɛsɛ sɛ adwinnan a wɔhwehwɛ apon ano valve a wɔtɔn wɔ nhyehyɛe a ɛne no di nsɛ mu no kari saa nneɛma yi tia wɔn adwumayɛ ho ahwehwɛde ahorow, na ɛhwɛ hu sɛ ɛne nhyehyɛe no mu nhyɛso ne nsu su hyia.

Knife gate valves: Slurries ne nneɛma a ɛyɛ den a wɔde di dwuma .

Wɔayɛ sekan apon ano valve ahorow, a wɔn pon ano a ano yɛ nnam no da nsow no, na ama wɔatumi atwitwa nsu a ɛyɛ den, nsu a ɛyɛ fĩ, anaasɛ nsɛm a ɛyɛ den a wɔde yɛ nneɛma pii mu. Wɔde saa valve ahorow yi di dwuma kɛse wɔ nnwuma a wotu fagude, nnuadewa ne krataa, ne nsu fĩ a wɔde yɛ adwuma mu, na ɛyɛ adwuma yiye wɔ nneɛma a wɔde di dwuma wɔ baabi a amanne kwan so nhyehyɛe ahorow no sɛe no mu. Wɔn unidirectional sealing, a wɔayɛ no yiye ama on-off control no, de flow clearance di kan sen tight shutoff, na ɛma ɛnyɛ nea ɛfata kɛse ma high-pressure isolation. Knife gate valves, a mpɛn pii no ɛwɔ hɔ denam gate valve titiriw bi a wɔde ma so no, de ano aduru a wɔde di dwuma ma nsɛm ho amanneɛbɔ a ɛyɛ den di ho dwuma, na ɛkari pɛ wɔ adwumayɛ a ɛnyɛ den mu. Nsɛm ho amanneɛbɔfoɔ no agyapadeɛ a wobɛte aseɛ no ho hia paa berɛ a worepaw saa nhyehyɛɛ yi, ahwɛ sɛ ɛne wo nhyehyɛeɛ no ahwehwɛdeɛ hyia.

Specialty gate valves: cryogenic, ogya a ɛyɛ ahobammɔ, ne nhyɛso a ɛkɔ soro .

Nea ɛboro nhyehyɛe a wɔahyɛ da ayɛ so no, . Gate valve ahorow . Wɔayɛ no sɛnea ɛbɛyɛ a wobetumi ayɛ adwuma titiriw bi, adi tebea horow a emu yɛ den anaa ahobammɔ ho ahwehwɛde ahorow a emu yɛ den ho dwuma. Cryogenic, ogya-akorade, ne gate valve ahorow a ɛwɔ nhyɛso kɛse no yɛ saa ɔfã yi ho nhwɛso, a emu biara yɛ nea wɔayɛ no sɛnea mfiridwuma mu nsɛnnennen niche wom.

Cryogenic gate valves: mastering subzero temperatures .

Wɔayɛ cryogenic gate valve ahorow no sɛnea ɛbɛyɛ a ɛbɛyɛ adwuma wɔ mmeae a ɛwɔ fam sen zero, na adi mframa a ɛyɛ nsu te sɛ LNG, oxygen, anaa nitrogen ho dwuma wɔ ɔhyew a ɛba fam te sɛ -196°C mu. Saa valve ahorow yi a wɔtaa de dade a ɛnyɛ den anaasɛ ɔhyew a ɛba fam a wɔde afra mu na ɛyɛ no wɔ bonnet a wɔatrɛw mu de abɔ dua no ho ban na wɔde ahyɛ mu ma anhyew. Wɔn akwan a ɛyɛ den a wɔfa so hyɛ mu no siw nsu a ɛtwetwe no ano, na ɛma wonya ahobammɔ na ɛyɛ adwuma yiye wɔ petrochemical afifide anaa aduruyɛ mu gas nhyehyɛe ahorow mu. Ɛsɛ sɛ nnwuma a wɔrehwehwɛ apon ano valve a wɔtɔn wɔ cryogenic applications mu no de wɔn a wɔde nneɛma ma a wɔn ho akokwaw wɔ mfiridwuma a ɛyɛ hyew a ɛba fam mu di kan, na ɛma wonya awerɛhyem sɛ wobedi gyinapɛn ahorow a emu yɛ den so.

Fire-Safe Gate Valves: Ahobanbɔ a Wɔde Bɔ Akodi Ho Ban .

Wɔayɛ ogya-ahobam apon ano valve ahorow no sɛnea ɛbɛyɛ a ɛbɛkɔ so ayɛ pɛpɛɛpɛ bere a ogya repue no, ade titiriw a ɛho hia wɔ ngo ne gas, nnuru, ne anyinam ahoɔden a wɔde yɛ adwuma mu. Saa valve ahorow yi a mpɛn pii no ɛyɛ apon ano valve ahorow no, de dade a wɔde hyɛ dade mu ne nneɛma a ogya ntumi nhyew ka ho na ama asiw nsu a ɛbɛtɔ wɔ ɔhyew a ano yɛ den ase. Gyinapɛn te sɛ API 607 anaa ISO 10497 a wodi so no si wɔn ahotoso so dua, na ɛma wonya asomdwoe wɔ mmeae a asiane wɔ. Selecting a gate valve supplier proficient in fire-safe technologies hwɛ hu sɛ wo nhyehyɛe ahorow no yɛ den fi huammɔdi a ɛyɛ hu ho, na ɛkari pɛ wɔ ahobammɔ ne adwumayɛ mu nkɔso mu.

Nhyɛso a ɛkorɔn apon ano valve ahorow: Nkɔso wɔ adwennwen ase .

Wɔasisi apon a ɛwɔ nhyɛso kɛse mu a ebetumi agyina nhyɛso kɛse ano, a mpɛn pii no ɛboro 10,000 psi, wɔ nneɛma te sɛ po mu ngo a woyi fi mu anaasɛ nsu a wɔde fra mu. Saa valve ahorow yi, a mpɛn pii no ɛyɛ wedge anaasɛ parallel designs, de nneɛma a wɔahyɛ no den ne sealing technologies a ɛkɔ anim di dwuma de hwɛ hu sɛ leak-free adwumayɛ. Wɔn adansi a ɛyɛ den no, ɛwom sɛ etu mpɔn de, nanso ɛhwehwɛ sɛ wosiesie no yiye na amma adwennwen amma wɔn ho asɛe. Ɛsɛ sɛ nnwuma a ɛhwehwɛ sɛ wɔde ano aduru a ano yɛ den di dwuma no ne gate valve supplier a ɛde bespoke engineering ma, hwɛ hu sɛ wɔayɛ valve ahorow no ma ɛne nhyehyɛe no nhyɛso dodow ne nsu a ɛkɔ so no ahyia.

Ɛhe na wobɛtɔ gate valve?

Ne nifa so a wode wo ho bɛhyɛ mu . Gate valve a wɔde ma ., te sɛ Storaen (Cangzhou) International Trading Co., betumi ama wo mfiridwuma mu dwumadi ahorow akɔ soro, na ama woanya kwan akɔ apon a ɛyɛ fɛ a wɔde apon a wɔayɛ no sɛnea ɛfata w’ahiade so. Sɛ́ ebia worefa actuation options, nneɛma a wobɛpaw, design specifications, anaasɛ applications soronko a wɔde di dwuma no, saa akuw yi ntease ma gyinaesi a wɔde nimdeɛ ayɛ no tumi. Sɛ yɛbɛhwehwɛ sɛnea yɛn mfiridwuma mu nneɛma a ɛyɛ papa no betumi ama wo nhyehyɛe ahorow no ayɛ kɛse a, kɔ yɛn nkyɛn wɔ . willguo@strmachinery.com ., zk@strmachinery.com ., anaasɛ mike@strmachinery.com ..

Nsɛm a wɔde gyina hɔ ma .

Crane Co., Valve Selection Handbook: Engineering Mfitiaseɛ a wɔde paw valve nhyehyɛɛ a ɛfata ma mfiridwuma mu nsuo a ɛsen biara, 5th Edition,Elsevier, 2004.

American Petroleum Institute, API Standard 600: Dadeɛ apono valves – flanged ne butt-welding awieeɛ, bolted bonnets, 13th edition, 2015.

Amanaman Ntam Ahyehyɛdeɛ a ɛhwɛ gyinapɛn so, ISO 10497: valve sɔhwɛ – ogya type-sɔhwɛ ahwehwɛdeɛ, 3rd edition, 2010.

NACE International, MR0175/ISO 15156: Nneɛma a wɔde bedi dwuma wɔ mmeae a H2S wom wɔ ngo ne gas a wɔyɛ mu, 2015.

Valve Manufacturers Association of America, Valve Mfitiaseɛ: Akwankyerɛ a ɛkɔ akyiri a ɛfa valve mfiridwuma ne dwumadie ho, 2018.

ASM International, Handbook of Porrosion Data, 2nd Edition, 1995.