Ukukhetha iivalvu zebhola ezineendlela ezintathu kwiinkqubo zemibhobho yemizi-mveliso. Esi sikhokelo sobugcisa sigubungela iijometri zokuhamba kwe-L-Port vs T-Port, uyilo lokutywina lwezihlalo ezi-2 vs ezi-4, imida yobushushu bezinto zesihlalo (PTFE/RPTFE/PPL/Metal), kunye neefomula zokubala i-torque ye-actuator kunye nezinto zokhuseleko. Ufundo olubalulekileyo kwiinjineli zemibhobho kunye nabayili beenkqubo.
- 1. Intshayelelo: Ityala lobuNjineli leeValvu zeBhola ezineendlela ezintathu
- 2. I-Flow Geometry Deep-Dive: Ulungelelwaniso lwe-L-Port vs T-Port
- 3. Uyilo lweZitulo: Uyilo lweZitulo ezi-2 vs ezi-4 kunye neMiqathango yokuHamba koMzila
- 4. Ukukhethwa kwezinto zesihlalo ngokweqondo lobushushu kunye noxinzelelo
- 5. Indlela Yokubala Ubungakanani Be-Actuator kunye neTorque
- 6. Iindlela ezilungileyo zokufakela: Ukuthintela iHammer yamanzi kunye nokunciphisa ubushushu
- 7. Uluhlu lokujonga iinkcukacha zobunjineli be-RFQ
- 8. Iireferensi kunye neMigangatho yoShishino
1Intshayelelo: Ityala lobuNjineli leeValve zeBhola ezineendlela ezintathu
Kwiinethiwekhi zemibhobho ezintsonkothileyo zoshishino—ezifana neesekethe zamanzi okupholisa, ii-loops zokusasazwa kweekhemikhali, iinkqubo zeoyile yobushushu, kunye nezitishi zokulungisa amanzi—ukulawula indlela yokuhamba kwamanzi ngokufanelekileyo kusalokhu kungumngeni ophambili wobunjineli ochaphazela ngokuthe ngqo ukuthembeka kwenkqubo kunye neendleko zokusebenza.
Iindlela eziqhelekileyo ezisebenzisa iivalvu ezininzi zokwahlukanisa iindlela ezimbini ukuze kufezekiswe ukujika kwendlela, ukuxuba, okanye ukudlula kudla ngokukhokelela kwimibhobho emikhulu, ukunyuka kwamanqaku okuhla koxinzelelo (ngesiqhelo iijoyinti ezongezelelweyo ezi-3-5 eziweldiweyo ngomsebenzi ngamnye wokutshintsha), kunye nenkqubo eyinkimbinkimbi yokwenza izinto ngokuzenzekelayo enamazinga aphezulu okusilela.
A ivalvu yebhola eneendlela ezintathuidibanisa ukujika kokuhamba komoya kube ngumzimba wevalvu omnye, osebenza kakuhle kakhulu, inciphisa iindlela ezinokubakho zokuvuza ukuya kuthi ga kwi-60% xa kuthelekiswa nezinye iindlela zevalvu ezininzi. Nangona kunjalo, ukukhetha okungafanelekanga kweendawo zokubeka izibuko, izinto zesihlalo, okanye indlela yokuhamba komoya kunokukhokelela ekungcolisweni okungafunekiyo, umonakalo wesihlalo ngaphambi kwexesha, okanye iziganeko ezimbi kakhulu zehammer yamanzi kwinkqubo yonke.
Esi sikhokelo sobunjineli sibonelela abayili beenkqubo zemibhobho, iinjineli zezixhobo, kunye neenkokeli zeprojekthi yobugcisa ngemigaqo esisiseko, iimatrices zokukhetha, kunye neendlela zokubala ezifunekayo ukucacisa ngokuchanekileyo nokudibanisa iivalvu zebhola ezineendlela ezintathu kwiinkqubo zokulawula ukuhamba kwamanzi kwimizi-mveliso.
Amagama angundoqo esibini:Ivalvu yebhola ye-L-port vs T-port, uyilo lwevalvu yezihlalo ezi-2 vs 4, ukubalwa kwe-torque ye-actuator, imida yobushushu bezixhobo zesihlalo sevalvu
2I-Flow Geometry Deep-Dive: Uqwalaselo lwe-L-Port vs T-Port
Umahluko oyintloko womsebenzi kwiivalvu yebhola eneendlela ezintathuikwindlela yokubhoboza yangaphakathi yento yebhola engqukuva. Iinjineli kufuneka zikhethe phakathiI-L-Port (ejikayo)kunyeI-T-Port (ukuxuba/ukuphambukisa/ukuthe ngqo)uqwalaselo olusekelwe kwingqiqo yokuhamba kwemali efunekayo kunye noyilo lwenkqubo.
Ijiyometri yeBhola yePort yeL (Iindlela ezi-3, izihlalo ezi-2 okanye izihlalo ezi-4)
Ibhola ye-L-Port ineendlela ezimbini zokuhamba ezigqojozwe ngama-90 degrees xa kuthelekiswa, zenza imilo "L" ngaphakathi komzimba ongqukuva.
| Ipharamitha | Inkcazo |
|---|---|
| Umsebenzi oPhambili | Ukujika/ukutshintsha ngokuthe ngqo ukuhamba komoya ukusuka kwelinye icala ukuya kwelinye lala mabini (okanye umva) |
| Ukujikeleza kwe-Actuator | Uhambo oluqhelekileyo lwe-90° |
| Uqhagamshelo lweZibuko | Ayikwazi ukudibanisa zonke iiports ezintathu ngaxeshanye |
| Izicelo eziqhelekileyo | Ukutshintsha umgca wamanzi okupholisa phakathi kwesixhobo sokutshintsha ubushushu esiphambili kunye nesixhobo sokutshiza esilindileyo; ukutshintsha kwe-dual-filter bypass |
Iindlela Zokuhamba Komoya:
- Indawo A: Izibuko 1 → Izibuko 2 (Izibuko 3 livaliwe)
- Indawo B: Izibuko 1 → Izibuko 3 (Izibuko 2 livaliwe)
- Akukho ndawo "evulekileyo" okanye "evaliweyo" ekhoyo kwiidizayini ze-L-Port eziqhelekileyo
Ijiyometri yeBhola yePort T (Iindlela ezi-3, Izitulo ezi-4)
Ibhola ye-T-Port inetshaneli ethe tye edityaniswe netshaneli yesithathu ethe nkqo, idala indlela emile okwe-"T" evumela ulawulo lokuhamba kwamanzi oluguquguqukayo ngakumbi.
| Ipharamitha | Inkcazo |
|---|---|
| Umsebenzi oPhambili | Ukuxuba, ukujika, okanye ukuhamba ngokuthe ngqo kunye nokukwazi ukudlula |
| Ukujikeleza kwe-Actuator | Ukuhamba nge-90° okanye i-180° kuxhomekeke kwingqiqo yendawo efunekayo |
| Uqhagamshelo lweZibuko | Ingakwazi ukudibanisa zonke ii-port ezintathu ngaxeshanye (imo yokuxuba/yokuphambukisa) |
| Izicelo eziqhelekileyo | Izitishi zokuxuba ubushushu (ezishushu + ezibandayo → ezixutyiweyo); ukutshintsha ukutya kwe-reactor; ii-manifolds zokusasazwa kwemithombo emininzi |
Iinketho zeNdlela yokuHamba (ngokujikeleza kwe-180°):
1. Imo yokuxuba: Izibuko 2 + Izibuko 3 → Izibuko 1
2. Imo yokujika: Izibuko 1 → Izibuko 2 + Izibuko 3
3. Ithe ngqo: Izibuko 2 ↔ Izibuko 3 (Izibuko 1 zodwa)
4. Ukuvalwa ngokupheleleyo: Akukho manzi adlulayo nakweyiphi na izibuko (afumaneka kwiindidi ezithile zezihlalo ezi-4)
Umfanekiso 1: Uthelekiso lwePateni yoMfudlana we-L-Port vs T-Port
(Umfanekiso ochanekileyo: “Ivalvu yebhola ye-L-port eneendlela zokuhamba ze-90-degree zokusetyenziswa kokujika ngokuchasene nevalvu yebhola ye-T-port eneendlela ezinqamlezayo ezithe ngqo nezithe nkqo zokudibanisa kunye nokuvala – umzobo wobugcisa we-NSW VALVE”)
- Ngaba ufuna ukutshintsha umgca wokupholisa phakathi kwesixhobo sokufudumeza esiphambili kunye nesixhobo sokufudumeza esilindileyo? →Khetha i-L-Port
- Ngaba ufuna ukuxuba amanzi ashushu namanzi abandayo ukuze ufumane umlinganiselo ochanekileyo wobushushu benkqubo? →Khetha i-T-Port
- Ngaba ufuna zombini ukuxuba kunye nokujika izinto ngendlela enye? →Khetha i-T-Port ene-actuator ye-180°
3Uyilo lweZitulo: Uyilo lweZitulo ezi-2 vs ezi-4 kunye neMiqathango yokuHamba koMzila
Indlela yokusilela eqhele ukujongwa xa kufakelwa iivalvu zebhola ezineendlela ezintathu kukukhethaUyilo lomzimba onezihlalo ezibinikwisicelo esifuna ukwahlulwa okuhle kuyo nayiphi na izibuko—ingakumbi xa inkqubo inokutshintshwa kwixesha elizayo okanye itshintshe indlela esebenza ngayo.
Ukwahluka kweZihlalo ezibalulekileyo
| Uphawu | Uyilo lweZitulo ezi-2 | Uyilo lweZitulo ezi-4 |
|---|---|---|
| Isigqubuthelo sesitywino | Itywina kuphela kwiizibuko ezimbini ezisecaleni | Igquma ibhola ngeetywina kuzo ZONKE iikota ezine |
| Uthintelo lokungena | Izibuko elisezantsi KUFUNEKA libe yindawo yokungena ecinezelweyo | Ivumela ukungena kokuhamba kwamanzi ukusuka kwi-NAYIPHI na i-port |
| Ukwazi Ukuzahlula | Ayikwazi ukwahlula ngokuqinisekileyo i-port yesithathu xa ivaliwe | Ibonelela ngokuvala okuhle kuyo nayiphi na indawo |
| Ixabiso | Ezantsi (izinto ezimbalwa zokutywina) | Phezulu (ezinye izangqa zezihlalo ezifakwe ngaphambili) |
| Imfuneko yeTorque | Ukungqubana okunamandla okuphantsi | I-torque ephezulu yokuqhekeka ngenxa yokunxibelelana okuqhubekayo kwamanqaku ama-4 |
Imida Yendlela Yokuhamba Komoya
Iivalvu zeL-Port ezinezihlalo ezi-2:
- Funa ukuba umjelo wokungena oqhelekileyo ungene rhoqoisango elisezantsi (isango 1)
- Uxinzelelo oluvela kwi-port esezantsi lutyhala ibhola phezulu ngokuchasene ne-seal yesihlalo esebenzayo, nto leyo ephucula ukutywinwa
- Isilumkiso esibalulekileyo:Ukuba uxinzelelo lusetyenziswa kwiPort 2 okanye kwiPort 3 xa ivalvu ivaliwe, uxinzelelo lomgca luya kuyikhulula ibhola, nto leyo ebangela ukugqitha kwangaphakathi kunye nongcoliseko olunokwenzeka.
- Akukho buchule bokuvala obuhamba ngababini
Iivalvu zeZitulo ezi-4 (Ukwahlulwa kweLizwe liphela ngokwenene):
- Faka iiringi zezihlalo ezifakwe ngaphambili (ngesiqhelo i-PTFE okanye ii-PPL carriers zentsimbi engagqwaliyo) kuzo zonke ii-quadrants ezine zokuvala
- Vumela ukutywinwa koxinzelelo olupheleleyo oluya kwicala ngalinye nokuba leliphi na izibuko elisebenza njenge-inlet
- Ilungele iinkqubo apho indlela yokuhamba inokutshintsha khona ngexesha lokusebenza okuqhelekileyo okanye kwiimeko zokulungisa
- Iyimfuneko kwizicelo ezibalulekileyo zokhuseleko apho ukwahlulwahlulwa okuqinisekileyo kuyimfuneko
Kwiiprojekthi ezintsha apho kunokwenzeka ukuba kuguqulwe ukuhamba kwamanzi kwixesha elizayo, okanye kwiinkonzo ezibalulekileyo apho ungcoliseko oluxubeneyo lungenakunyamezelwa, chazaUyilo lwezihlalo ezi-4nangona ixabiso lokuqala liphezulu kwaye imfuneko ye-actuator torque inyukile.
4Ukukhethwa kwezinto zesihlalo ngokweqondo lobushushu kunye noxinzelelo
Iivalvu zebhola ezineendlela ezintathu zifumana ukungqubana okuphezulu kakhulu xa kuthelekiswa neevalvu ezineendlela ezimbini ngenxa yokudibana komphezulu okuqhubekayo kwiiringi zezihlalo ezininzi. Ukudibanisa izixhobo zesihlalo nobushushu bemidiya, uxinzelelo, kunye neempawu zokuthambisa kubalulekile ukuze kufezekiswe ubomi benkonzo eyamkelekileyo.
Imida yoBushushu ngokweZixhobo zeSitulo
Umfanekiso 2: Ububanzi bobushushu bokusebenza bezixhobo zesihlalo sevalvu yebhola eqhelekileyo eneendlela ezintathu
(Umfanekiso ongomnye umbhalo: “Itshathi yokuthelekisa ubushushu bezinto ze-PTFE, RPTFE, PPL, kunye ne-Stellite metal-seated ball valve trim materials ezibonisa amaqondo obushushu aphezulu asebenzayo aqhubekekayo ukusuka kwi-150°C ukuya kwi-550°C – isalathiso sobunjineli be-NSW VALVE”)
| Izinto zeSihlalo | Uluhlu lweTemp oluqhubekayo | Ubuninzi bexesha elifutshane | Uvavanyo loxinzelelo | Iimpawu eziphambili zesicelo |
|---|---|---|---|---|
| I-PTFE eyiNtombi | -20°C ukuya kwi-150°C | 160°C | Iklasi 150 / PN16 | Eyona coefficient iphantsi kakhulu yokungqubana (0.04-0.08); ilungele amanzi acocekileyo, umoya wezixhobo, kunye nee-loops ze-HVAC ngokubanzi; ukumelana okuncinci kokuqhekeka |
| I-RPTFE (15% Ezaliswe Yiglasi) | -20°C ukuya kwi-180°C | 200°C | Iklasi 150–300 | Ukumelana nokuqhekeka okuphuculweyo (ukuphucuka okungama-30% kune-PTFE emsulwa); umgangatho wokulandelela umphunga ophakathi, amanzi ashushu, kunye neenkonzo zeekhemikhali ezithambileyo |
| I-PPL (esekwe kwiPolyphenylene Sulfide) | -20°C ukuya kuma-230°C | 250°C | Iklasi 150–600 | Uzinzo oluphezulu lobushushu olunexabiso eliphantsi kunezihlalo zesinyithi; zilungele ukufudumeza kwesithili, umphunga ogcweleyo, kunye neoyile yobushushu engaphantsi kwama-230°C. |
| IStellite®/Tungsten Carbide Metal | -20°C ukuya kwi-450°C | 550°C | Iklasi 150–1500 | Isigqubuthelo somphezulu esiqinileyo (HRC 38-45); senzelwe ioyile eshushu engaphezulu kwama-250°C, ii-slurry ezirhabaxa, kunye nokusetyenziswa kwe-high-frequency severe thermal cycling. |
Itshati yokuhamba kokukhethwa kwezinto zesihlalo
Ingaba ubushushu be-media buyi > 230°C? ├─ EWE → Khetha iMetal-Seat (Stellite/Tungsten Carbide) └─ HAYI → Ngaba ubushushu be-media buyi > 180°C? ├─ EWE → Khetha i-PPL (ukuya kuthi ga kwi-230°C ngokuqhubekayo) └─ HAYI → Ngaba i-media iyathambisa (amanzi/ioyile) okanye ayithambisa (igesi)? ├─ Ukuthambisa → i-PTFE (ixabiso layo liphezulu, <150°C) └─ Ayithambisa → i-RPTFE (ukumelana nokuguguleka okuphuculweyo, <180°C)
Impembelelo yeFriction Coefficient kunye neTorque
| Izinto zeSihlalo | Ukungqubana okungaguqukiyo (μ) | Impembelelo yeTorque ehambelanayo |
|---|---|---|
| I-PTFE | 0.05–0.08 | Isiseko (1.0×) |
| I-RPTFE | 0.10–0.15 | 1.3–1.5× |
| I-PPL | 0.20–0.30 | 1.8–2.2× |
| Isihlalo sentsimbi | 0.35–0.50 | 2.5–3.5× |
Kubalulekile:Ii-coefficients eziphezulu zokungqubana kwe-PPL kunye nezinto ezifakwe kwisinyithi kufuneka zifakwe kwiibalo zobungakanani be-actuator (jonga iCandelo 5 ngezantsi).
5Indlela Yokubala Ubungakanani Be-Actuator kunye neTorque
Ukuziqhelanisa nevalvu yebhola eneendlela ezintathu kufuna ukubalwa ngononophelo kwe-torque ukuthintela ukungazinzi kwe-actuator, ukucheba isiqu, okanye ukutywinwa okunganelanga phantsi kweemeko ezimbi zokusebenza. Ngenxa yokuba ivalvu eneendlela ezintathu enezihlalo ezine igcina unxibelelwano oluqhubekayo kwiiseal ezine zezihlalo ezisele zilayishiwe, i-torque yayo eqhekekayo (Tb) iphezulu kakhulu kunevalvu yebhola edadayo enezihlalo ezimbini eqhelekileyo enobukhulu obufanayo—ngesiqhelo iphezulu ngama-40-60%.
Ifomula Yokulinganisa I-Torque
Ukumisela i-torque ye-actuator encinci (Ta) efunekayo phantsi kweemeko zoxinzelelo olukhulu lomahluko (ΔP):
Apho:
- Tb= I-torque yokuqhekeka kwesiseko ebonelelwa ngumvelisi weevalvu (ilinganiswa ngoxinzelelo olukhulu lomahluko kunye nobushushu obuphezulu)
- SF= Isithintelo soKhuseleko lweSicelo (jonga itheyibhile engezantsi)
Izinto zoKhuseleko ezicetyiswayo ngokwemeko yenkonzo
| Imeko yeNkonzo | Into yoKhuseleko (SF) | Isiqinisekiso soBunjineli |
|---|---|---|
| Ulwelo lokuthambisa olucocekileyo (amanzi acocekileyo, ioyile ye-hydraulic, ii-hydrocarbons ezikhaphukhaphu) | 1.25 | I-25% yemali engenayo ibangela ukuguguleka okuncinci kwezihlalo kunye nokuguquguquka kwe-viscosity. |
| Izixhobo zokuthambisa ezingathambisanga (umoya, igesi eyomileyo, amanzi asuswe iiminerali, iifriji) | 1.35–1.50 | I-coefficient ephezulu yokungqubana; Kucetyiswa umda we-35-50% |
| I-viscous, slurry, okanye i-media enobushushu obuphezulu (>180°C) | 1.50–1.60 | Ibangela ukwanda kokungqubana xa kushushu kakhulu kunye nokungena kweenxalenye ezithile kwindawo yokudibana kwesihlalo |
| Inkonzo enzima (ukusetyenziswa kwe-slurry erhabaxa, iinkonzo zokupheka, ukukhwela ibhayisekile rhoqo) | 1.60–1.80 | Nxibelelana nomzi-mveliso ukuze ufumane idatha ye-torque ethile yesicelo |
Ukubalwa kweTorque yeSampuli
Inikwe:
- Ivalvu yebhola yeklasi engama-300 eneendlela ezintathu ene-4″, uyilo lwe-PTFE enezihlalo ezi-4
- I-torque yokuqhekeka kwesiseko somenzi (Tb) kwi-600 psi ΔP: 450 N·m
- Inkonzo: Amanzi anyibilikisiweyo kwi-120°C (awathambisi)
- I-SF ecetyiswayo: 1.40
I-Ta = 450 × 1.40 = 630 N·m i-torque encinci ye-actuator
Khetha i-actuator:630 N·m × 1.05 (into esebenzayo yojongano lwe-actuator-to-valve) =662 N·m → Khetha ubungakanani obuqhelekileyo be-actuator: 700 N·m okanye 800 N·m imodeli
Ukhetho lokuHamba lwe-Actuator ye-Pneumatic
| Uhlobo lwe-Actuator | I-Angle yokuhamba | Isicelo |
|---|---|---|
| I-90° Esebenza Kabini (iRack kunye nePinion) | 90° | Ukutshintsha okuqhelekileyo kwe-L-port; i-T-port esisiseko eneendawo ezimbini (ukuxuba okanye ukujika) |
| 90° Ukubuya kwentwasahlobo (Ukuphepha-Ukungaphumeleli) | 90° | Usetyenziso lwe-L-port olufuna indawo ekhuselekileyo (entwasahlobo ukuya ekuvaleni okanye entwasahlobo ukuya evulekileyo) |
| I-180° Esebenza Kabini (iScotch Yoke) | 180° | Iivalvu ze-T-port ezisebenzisa zonke iindawo ezintathu zokusebenza (i-Center-Off / Left-Divert / Right-Divert) |
| I-Actuator yeZikhundla ezi-3 ene-Center-Off | 90° + 90° | Izicelo zokuxuba ezikhethekileyo ezifuna indawo ephakathi "evaliweyo" |
Umgangatho obhekiselelweyo:Zonke iindawo zokufakelwa kwe-actuator kufuneka zihambelaneI-ISO 5211(ubukhulu bephedi yokufakela ngqo kunye nobukhulu besikwere sesiqu). Oku kuqinisekisa ukutshintshiselana phakathi kwabavelisi be-actuator kwaye kwenza kube lula ukutshintshwa kwezinto kwixesha elizayo.
6Iindlela ezilungileyo zokufakela: Ukuthintela iHammer yamanzi kunye nokunciphisa ubushushu
Ukuthintela iHammer yamanzi ngexesha lokusetyenziswa kwesantya esiphezulu
Ukutshintsha okukhawulezayo kwe-pneumatic (amaxesha okubetha ngaphantsi kwemizuzwana eyi-0.5) kwiivalvu ezinkulu ezineendlela ezintathu kunokuvelisa imithwalo enzima yoxinzelelo lwe-hydraulic ngenxa yokuhla kokuhamba kwamanzi ngoko nangoko. Uxinzelelo lwe-hammer yamanzi kwiimeko ezimbi kakhulu lunokufikelela kuxinzelelo oluqhelekileyo lokusebenza lwe-5-10×, olunokubangela:
- Ukususwa kwenkxaso yepayipi
- Ukukhutshwa kwe-gasket yeFlange
- Umonakalo wesiqu sevalvu okanye isihlalo
- Ukusilela kwesixhobo esisezantsi
Isisombululo soBunjineli:
- Faka izilawuli zesantya somoya (ii-throttles zevalvu yenaliti) kwimigca yokuqhuba ye-actuator
- Lungisa ixesha lokubetha libeImizuzwana emi-2–5kuxhomekeke kubungakanani bomgca kunye nesantya sokuhamba
- Kwiisayizi zemigca ≥ 6″ okanye isantya ≥ 3 m/s, qhagamshelana nomenzi weevalvu ukuze ufumane iingcebiso ngexesha lokubetheka
Uncedo Lokwandiswa Kobushushu Kwiinkqubo Zobushushu Obuphezulu
Kwimijikelo yolwelo olushushu oluphezulu (ngaphezulu kwama-200°C), ulwelo oluvaleleke ngaphakathi komngxuma ofileyo wesango lebhola elihlukanisiweyo lunokwanda ngokukhawuleza. I-volumetric expansion coefficient yee-hydrocarbons ezininzi kwi-200°C inokubangela uxinzelelo lolwelo oluvalelekileyo ukuba ludlule kwi-10,000 psi—okunokubangela ukuba ibhola iqhekeke okanye ijike umzimba wevalvu.
Iimfuno zoYilo:
- Cacisa iivalvu ezineizihlalo zokunceda umngxuma(imijelo yesihlalo esizikhululayo)
- Qinisekisa ukuba uyilo lwesihlalo luvumela ulwelo oluvalelekileyo ukuba luphume luye kwicala elisezantsi (uxinzelelo oluphantsi) xa uxinzelelo ludlula umthwalo wesihlalo osele ubekwe ngaphambili
- Kwizicelo ezibalulekileyo, chazaisiqu esithintela ukuqhushumbauyilo ngokwe-ASME B16.34
Izikhokelo zokuQondanisa iiNqanaba
| Ukuqhelaniswa nokuFaka | Impembelelo ekuPakishweni kweZikhondo | Ingcebiso |
|---|---|---|
| Isiqu sime nkqo (sithe nkqo) | Eyona ilungileyo—ithintela ukuqokelelana kwee-particles ezijikeleze ukupakisha | Indlela ekhethwayo yokuqhelaniswa nazo zonke iinkonzo |
| Ithe tyaba (isiqu sithe tyaba) | Iyamkeleka—kodwa inokwenzeka ukuba ipakethe iguge ngokukhawuleza kwiinkonzo ezirhabaxa | Sebenzisa kuphela xa ukuxhoma ngokuthe nkqo kuthintelwe ngokwasemzimbeni |
| Isiqu sijike sajika (sithe nkqo, sisezantsi) | Iinxalenye zihlala kwindawo yokupakisha, nto leyo ebangela ukuvuza okukhawulezileyo kunye nokubophelela kwesiqu | Akukhuthazwa kuyo nayiphi na imidiya equlethe izinto eziqinileyo ezixotyulweyo |
Uqhagamshelo oluQhelekileyo lweValve End
| Uhlobo Lokuphela | Umgangatho | Izicelo eziqhelekileyo |
|---|---|---|
| I-Flanged (RF) | Iklasi ye-ASME B16.5 150/300/600 | Imizi-mveliso ngokubanzi, iikhemikhali, ioyile kunye negesi |
| I-Flanged (RTJ) | Iklasi ye-ASME B16.5 600+ | Igesi enoxinzelelo oluphezulu, inkonzo ye-hydrogen |
| I-Threaded (NPT) | I-ASME B1.20.1 | Imbobo encinci (≤ 2″), ityhubhu yezixhobo |
| I-Socket Weld (SW) | I-ASME B16.11 | Inkonzo encinci enoxinzelelo oluphezulu, enetyhefu |
| IButtweld (BW) | I-ASME B16.25 | Iinkqubo zombhobho ezinobubanzi obukhulu, ezisemgangathweni ophezulu |
7Uluhlu lokujonga iinkcukacha zobunjineli be-RFQ
Xa ukhupha iSicelo seNgqikelelo (RFQ) okanye ucacisa ivalvu yebhola eneendlela ezintathu yenkqubo yakho yokuhambisa imibhobho, qinisekisa oku kulandelayoIiparamitha ezi-8 eziphambili:
| # | Ipharamitha | Iinketho zeNkcukacha | Ukhetho lwakho |
|---|---|---|---|
| 1 | Ijiyometri yoMsinga | ☐ I-L-Port (ukujikajika kuphela) / ☐ I-T-Port (ukuxuba kunye nokujikajika) | |
| 2 | I-Angle yokujikeleza | ☐ uhambo oluyi-90° / ☐ uhambo oluyi-180° | |
| 3 | Ulwakhiwo lweSihlalo | ☐ Izitulo ezi-2 (kufuneka umgodi ongezantsi) / ☐ Izitulo ezi-4 (ukuhamba kwamanzi ngokubanzi) | |
| 4 | Izinto zeSihlalo | ☐ I-PTFE (<150°C) / ☐ I-RPTFE (<180°C) / ☐ I-PPL (<230°C) / ☐ Iseti yesinyithi (>250°C) | |
| 5 | Iklasi yoXinzelelo | ☐ Iklasi ye-150 / ☐ Iklasi yama-300 / ☐ Iklasi yama-600 / ☐ Iklasi ye-1500 | |
| 6 | Ukuphelisa uQhagamshelo | ☐ I-RF eFlanged / ☐ I-RTJ eFlanged / ☐ I-NPT eNxibelelweyo / ☐ I-Socket Weld / ☐ I-Buttweld | |
| 7 | Ujongano lweNkqubo | ☐ Ilever esetyenziswa ngesandla / ☐ I-Pneumatic (DA/ SR) / ☐ Umbane / ☐ Iphedi yokufakela ye-ISO 5211 | |
| 8 | Iimfuno ezikhethekileyo | ☐ Izitulo zokunceda ekuvalekeni kwengxinano / ☐ Isixhobo sokuthintela ukuqhushumba kwengxinano / ☐ I-NACE MR0175 / ☐ Ukupakisha okukhupha ukungcola okuncinci |
8Iireferensi kunye neMigangatho yoShishino
| Umgangatho | Isihloko | Ukufaneleka |
|---|---|---|
| I-ASME B16.34 | Iivalvu—Isiphelo EsineFlanged, EsineThreaded, NeseWelding | Uvavanyo lobushushu boxinzelelo, ubukhulu bodonga, uyilo lwesiqu |
| I-ASME B16.5 | Iiflanges zePipe kunye neFlanged Fittings | Ubukhulu beFlange, iintlobo ezijongeneyo (RF/RTJ) |
| I-ISO 5211 | Iivalvu Zemizi-mveliso—Ukufakelwa Kwe-Actuator | Ubukhulu bomdibaniso wokufakelwa kwe-actuator ngqo |
| I-API 607 / ISO 10497 | Uvavanyo loMlilo lweeValvu | Iimfuno zoyilo lwezihlalo ezikhuselekileyo emlilweni |
| I-NACE MR0175 / ISO 15156 | Ukuqhekeka koxinzelelo lwe-sulfide | Izixhobo zenkonzo emuncu (iindawo ze-H₂S) |
| I-FCI 70-2 / ANSI/ISA-75.01.01 | Uhlu lokuVula kweSihlalo seValve yoLawulo | Amanani okuvuza kwezihlalo kwiindlela ezahlukeneyo zoyilo lwezihlalo |
*Ngaba ufuna iitshathi ze-torque ezenziwe ngokwezifiso kwiiklasi ezithile zoxinzelelo, iimodeli ze-CAD 3D kwifomathi ye-STEP/IGES, okanye amaphepha edatha esihlalo se-PPL/metal esinobushushu obuphezulu kwiprojekthi yakho yokuhambisa imibhobho?*
Ixesha leposi: Julayi-22-2026