
Ivalvu yeplagi yomoya kufuneka isebenzise i-actuator yomoya kuphela ukuze ijikeleze ii-degrees ezingama-90 kunye nomthombo womoya, kwaye i-torque ejikelezayo ingavalwa ngokuqinileyo. Igumbi lomzimba wevalvu lilingana ngokupheleleyo, libonelela ngendlela yokuhamba ngqo ngaphandle kokumelana ne-medium. Ngokubanzi, ivalvu yeplagi ifanelekile kakhulu ekuvuleni nasekuvaleni ngokuthe ngqo. Uphawu oluphambili lwevalvu yebhola lulwakhiwo oluncinci, ukusebenza okulula kunye nokugcinwa, olufanelekileyo emanzini, izinyibilikisi, ii-asidi kunye negesi yendalo kunye nezinye izinto eziqhelekileyo zokusebenza, kodwa ikwafanelekile kwioksijini, i-hydrogen peroxide, i-methane kunye ne-ethylene kunye nezinye iimeko zokusebenza ezimbi ze-media. Umzimba wevalvu yevalvu yeplagi unokudityaniswa okanye udityaniswe.
Ivalvu yeplagi yomoya isebenza ngokujikeleza i-spool ukuze ivule okanye ivale ivalvu. Isibane seswitshi yevalvu yeplagi yomoya, ubungakanani obuncinci, ububanzi obukhulu, ukutywinwa okuthembekileyo, isakhiwo esilula, ukugcinwa okulula. Umphezulu wokutywina kunye nomphezulu weplagi zihlala zivaliwe kwaye azikhukuliswa lula yi-medium. Isetyenziswe kakhulu kumashishini ahlukeneyo. Ivalvu yebhola yomoya kunye nevalvu yeplagi zezohlobo olufanayo lwevalvu, kodwa inxalenye yayo yokuvala yisphere, isphere ijikeleza umgca osembindini womzimba wevalvu ukuze ifikelele ekuvulekeni nasekuvalekeni.
| Imveliso | Ivalvu yePlug yoLawulo lwe-Actuator yoMoya |
| Ububanzi obuqhelekileyo | I-NPS 2”, 3”, 4”, 6”, 8”, 10”, 12”, 14”, 16”, 18”, 20”, 24”, 28”, 32” |
| Ububanzi obuqhelekileyo | Iklasi ye-150LB, 300LB, 600LB, 900LB |
| Phelisa uQhagamshelo | I-Flanged RF, iFlange RTJ |
| Umsebenzi | Isixhobo sokuqhuba umoya |
| Izixhobo | I-A216 WCB, i-WC6, i-WC9, i-A352 LCB, i-A351 CF8, i-CF8M, i-CF3, i-CF3M, i-A995 4A, i-A995 5A, i-A995 6A, i-Alloy 20, i-Monel, i-Inconel, i-Hastelloy, i-Aluminium Bronze kunye nezinye i-alloy ezikhethekileyo. |
| Ulwakhiwo | Uhlobo lwesleeve, uhlobo lweDBB, uhlobo lokuphakamisa, isihlalo esithambileyo, isihlalo sesinyithi |
| Uyilo kunye noMvelisi | I-API 599, i-API 6D, i-ISO 14313 |
| Ubuso ngobuso | I-API 6D, i-ASME B16.10 |
| Phelisa uQhagamshelo | I-ASME B16.5 (RF, RTJ) |
| I-ASME B16.47(RF, RTJ) | |
| I-MSS SP-44 (i-NPS 22 Kuphela) | |
| I-ASME B16.25 (BW) | |
| Uvavanyo kunye nokuhlolwa | I-MSS SP-44 (i-NPS 22 Kuphela), |
| Okunye | NACE MR-0175, NACE MR-0103, ISO 15848 |
| Ikwafumaneka nge | I-PT, UT, RT,MT. |
1. Ukumelana nolwelo kuncinci, kwaye i-coefficient yayo yokumelana ilingana nenxalenye yombhobho enobude obufanayo.
2. Isakhiwo esilula, ubungakanani obuncinci, ubunzima obulula.
3. Iqinile kwaye ithembekile. Izinto zokutywina zevalvu yeplagi zisetyenziswa kakhulu kwi-polytetrafluoroethylene nakwisinyithi, ezisebenza kakuhle ekutywineni kwaye zisetyenziswa kakhulu kwinkqubo yokutshixa.
4. Ukusebenza lula, ukuvulwa nokuvalwa ngokukhawuleza, ukujikeleza kwe-90° kuphela ukusuka ekuvulekeni ngokupheleleyo ukuya ekuvaleni ngokupheleleyo, ulawulo olukude olulula.
5. Ukulungiswa okulula, ulwakhiwo lwevalvu yebhola yomoya lulula, iringi yokutywina ngokubanzi ingasuswa, ukuqhaqha kunye nokutshintshwa kulula.
6. Xa ivalvu ivuliwe ngokupheleleyo okanye ivaliwe ngokupheleleyo, umphezulu wokutywina weplagi kunye nesihlalo uyasuswa kwi-medium, kwaye i-medium ayiyi kubangela ukuwohloka komphezulu wokutywina wevalvu.
Ngexesha lenkqubo yokuvula nokuvala ivalvu yeglobhu yentsimbi eyenziweyo, kuba ukungqubana phakathi kwediski nomphezulu wokutywina womzimba wevalvu kuncinci kunokwevalvu yesango, ayigugi.
I-stroke yokuvula okanye yokuvala yesiqu sevalvu imfutshane kakhulu, kwaye inomsebenzi wokunqunyulwa othembekileyo kakhulu, kwaye ngenxa yokuba utshintsho lwesango lesihlalo sevalvu luhambelana ne-stroke yediski yevalvu, lufanelekile kakhulu ekulungiseni isantya sokuhamba. Ke ngoko, olu hlobo lwevalvu lufanelekile kakhulu ekunqunyulweni okanye ekulawuleni nasekugobeni.
Njengomenzi weevalvu zentsimbi ezibunjiweyo kunye nomthengisi ngaphandle, sithembisa ukubonelela abathengi ngenkonzo esemgangathweni emva kokuthengisa, kuquka oku kulandelayo:
1.Nika isikhokelo sokusetyenziswa kwemveliso kunye neengcebiso zokugcinwa kwayo.
2. Ngeengxaki zomgangatho wemveliso, sithembisa ukubonelela ngenkxaso yobugcisa kunye nokusombulula iingxaki ngexesha elifutshane kangangoko.
3. Ngaphandle komonakalo obangelwe kukusetyenziswa okuqhelekileyo, sinikezela ngeenkonzo zokulungisa nokutshintsha zasimahla.
4.Sithembisa ukuphendula ngokukhawuleza kwiimfuno zenkonzo yabathengi ngeli xesha lewaranti yemveliso.
5. Sinikezela ngenkxaso yobugcisa yexesha elide, iinkonzo zokubonisana kwi-intanethi kunye noqeqesho. Injongo yethu kukubonelela abathengi ngamava enkonzo angcono kwaye senze amava abathengi abe mnandi kwaye abe lula.