Trunnion yakagadzika Ball Valve
Chii chinonzi Trunnion bhora valves?
Iyovharuvhu yebhoraimhando yevharuvhu inotenderera kwekota inoshandisa bhora rine gomo, rakaboorwa uye rakasungirirwa/rinotsigirwa kudzora kuyerera kwaro.
A vharafu yebhora yakasungirirwa netrunnionzvinoreva kuti bhora rakaganhurirwa nemabearing uye rinongobvumidzwa kutenderera chete, ruzhinji rwemutoro we hydraulic runotsigirwa nezvirambidzo zveSystem, zvichikonzera kumanikidzwa kwebearing kwakaderera uye kushaya kuneta kweshaft.
Zvakanakira dhizaini yebhora re trunnion i torque shoma yekushanda, nyore kushandisa, kusapfeka zvigaro zvishoma (Stem/ball isolation inodzivirira kurodha mativi uye kusakara kwezvigaro zvepasi pemvura zvichivandudza mashandiro uye hupenyu hwebasa), kushanda zvakanaka kwesealing pa pressure yakakwira neyakaderera (spring mechanism yakasiyana uye upstream line pressure inoshandiswa se sealing inopesana nebhora risingamire re low pressure uye high pressure applications).
Kumanikidzwa kwepombi kunosundira chigaro chekumusoro pabhora risingamire kuitira kuti kumanikidzwa kwemutsara kumanikidze chigaro chekumusoro pabhora zvichiita kuti rivharwe. Kusungirirwa kwebhora kunotora simba kubva pakumanikidzwa kwemutsara, zvichidzivirira kukweshana kwakanyanya pakati pebhora nezvigaro, saka kunyangwe paine torque yekushanda yakazara inoramba yakaderera. Izvi zvinobatsira zvikuru kana vharuvhu yebhora yashandiswa nekuti inoderedza saizi yeactuator uye nekudaro mitengo yese yevharuvhu inodiwa. Trunnion inowanikwa kune ese saizi uye kune ese makirasi ekumanikidzwa asi inonyanya kushandiswa kune makuru makuru nemamiriro ekumanikidzwa kwakanyanya.
Zvinhu zvikuru zvemavharuvhu ebhora akakwidzwa neNORTECH Trunnion
1. Kuvhara kaviri uye Kubuda ropa (DBB)
Kana vharuvhu yavharwa uye nzvimbo yepakati yabviswa nevharuvhu yekubuditsa mvura, zvigaro zvekumusoro nezvepasi zvinovhara zvakazvimirira. Rimwe basa remuchina wekubuditsa mvura nderekuti chigaro chevharuvhu chinogona kuongororwa kana paine kubuda kwemvura panguva yekuyedza. Pamusoro pezvo, zvakasara mumuviri zvinogona kugezwa nemudziyo wekubuditsa mvura. Muchina wekubuditsa mvura wakagadzirirwa kuderedza kukuvara kwechigaro nekusvibiswa kuri mumhepo.
2.Torque Inoshanda Yakaderera
Vharuvhu yebhora yepipeline yetrunnion inoshandisa chimiro chebhora retrunnion uye chigaro chevharuvhu chinoyangarara, kuitira kuti torque iderere pasi pesimba rekushanda. Inoshandisa PTFE inozora yega uye simbi inotsvedza kuti ideredze friction coefficient kusvika pakaderera pamwe chete ne high intensity uye high fineness stem.
3.Chishandiso Chekuvhara Dambudziko
Mavharuvhu ebhora ane dhayamita inopfuura kana yakaenzana ne6' (DN150) ese akagadzirwa nechinhu chinopinza chinodzivirira pahunde nechigaro. Kana rin'i yechigaro kana rin'i yehunde O ikakuvara nekuda kwetsaona, chinhu chinopinza chinoenderana nacho chinogona kubaiwa nechinhu chinopinza chinodzivirira kudonha kwemvura pakati nepakati pahunde nehunde. Kana zvichidikanwa, sisitimu yekusimbisa inogona kushandiswa kushambidza nekuisa mafuta pachigaro kuti chirambe chakachena.
Chisimbiso chejekiseni
4. Dhizaini yeChimiro Chisingatsvi
Kana paine moto panguva yekushandiswa kwevharuvhu, mhete yechigaro, mhete yeO uye mhete yeO yepakati yakagadzirwa nePTFE, rabha yezvimwe zvinhu zvisiri zvesimbi inoora kana kukuvara kana tembiricha yakakwira. Painomanikidzwa nechinhu chiri pakati, vharuvhu yebhora inosundira chibatiso chechigaro nekukurumidza kuenda kubhora kuti mhete yesimbi ibatane nebhora uye igadzire chimiro chekusimbisa simbi kubva kusimbi kuenda kusimbi, icho chinogona kudzora kubuda kwevharuvhu zvinobudirira. Dhizaini yechimiro chisingatsvi chevharuvhu yebhora yepipeline yetrunnion inoenderana nezvinodiwa muAPI 607, API 6FA, BS 6755 nedzimwe mitemo.
5. Chimiro cheAnti-static
Vharuvhu yebhora yakagadzirwa nechimiro che anti-static uye inoshandisa mudziyo wekuburitsa magetsi usingachinji kuti igadzire zvakananga nzira isingachinji pakati pebhora nemuviri kuburikidza nehunde, kuitira kuti ibudise magetsi asingachinji anokonzerwa nekukweshana panguva yekuvhurwa nekuvhara kwebhora nechigaro kuburikidza nepaipi, kudzivirira moto wekuputika unogona kukonzerwa ne static spark uye kuve nechokwadi chekuti system yakachengeteka.
6. Chigaro chekuchengetedza chigaro chakavimbika
Kuvhara chigaro kunowanikwa kuburikidza nezvigadziko zviviri zvinoyangarara, Zvinogona kuyerera zvakananga kuti zvivhare mvura, kusanganisira kuvhara bhora uye kuvhara muviri. Kuvhara ...
7. Kuisa Chisimbiso Chimwe Chete
(Kudzikisa Kumanikidzwa Kwega muKavha Yepakati peVharuvhu) Kazhinji, chimiro chimwe chete chekuvhara chinoshandiswa. Kureva kuti, pane kuvharwa kwekumusoro chete. Sezvo zvigaro zvekuvhara zvechitubu zvakazvimiririra zvakazadzwa kumusoro nepasi zvichishandiswa, vharuvhu yakamanikidzwa zvakanyanya inogona kukunda simba rekutanga rekusimbisa kwechitubu, kuitira kuti chigaro chibviswe kubva mubhora uye chiwane kudzikiswa kwekumanikidzwa otomatiki kuenda kuchikamu chepasi. Rutivi rwekumusoro: Kana chigaro chichifamba neaxial pamwe chete nevharuvhu, kumanikidzwa "P" kunoshandiswa pachikamu chekumusoro (inlet) kunogadzira simba rekudzokera shure paA1, Sezvo A2 yakakwira kupfuura A1, A2-A1=B1, simba riri paB1 richasundira chigaro kubhora uye richaita kuti chikamu chepamusoro chivharwe zvakasimba.
Rutivi rwezasi: Kana kudzvanywa kwe "Pb" mukati mevharuvhu Cavity kwawedzera, simba rinoiswa paA3 rakakwirira kupfuura riri paA4. Sezvo A3-A4=B2, musiyano wekudzvanywa paB2 uchakunda simba rechitubu kuti chigaro chibudiswe kubva mubhora uye kusunungura kudzvanywa kwevharuvhu kusvika kuchikamu chezasi mushure mezvo, chigaro nebhora zvichavharwa zvakare pasi pechitubu.
8. Kuvhara kaviri (Piston kaviri)
Vharuvhu yebhora yetrunnion inogona kugadzirwa nechimiro cheSealing kaviri isati yasvika uye yapera bhora kuitira mamwe mamiriro ebasa akakosha uye zvinodiwa nemushandisi. Ine mhedzisiro yepiston mbiri. Mumamiriro ezvinhu akajairwa, vharuvhu inowanzo tora primary sealing. Kana primary sealing yatikuvadza uye ikakonzera kubuda kwemvura, chigaro chechipiri chinogona kuita basa rekuvhara uye kuwedzera kuvimbika kwekuvhara. chigaro chinoshandisa chimiro chakabatanidzwa. Primary seal isimbi kubva kusimbi kusvika kusimbi. Secondary seal ifluorine raber O ring inogona kuona kuti bhora rinogona kusvika pabubble level sealing. Kana pressure differential yakaderera kwazvo, seal seal ichadzvanya bhora kuburikidza nechitubu kuti primary sealing iite primary sealing. Kana pressure differential yakwira, simba rekuvhara rechigaro nemuviri richawedzera zvinoenderana kuitira kuti chigaro nebhora zvinyatsovharwa uye kuve nechokwadi chekuti sealing inoshanda zvakanaka.
Kuvhara kwekutanga: Kumusoro.
Kana musiyano wekumanikidzwa wakaderera kana pasina musiyano wekumanikidzwa, chigaro chinoyangarara chinofamba nepakati pevharuvhu pasi pechiito chechitubu chobva chasundira chigaro kubhora kuti chirambe chakavharika. Kana chigaro chevharuvhu chakakwirira kupfuura simba riri panzvimbo A1,A2-A1=B1. Saka, simba riri muB1 richasundira chigaro kubhora uye chikamu chiri kumusoro chichavharika zvakasimba.
Kuvhara kwechipiri: Pasi pemvura.
Kana musiyano wekumanikidzwa wakaderera kana pasina musiyano wekumanikidzwa, chigaro chinoyangarara chinofamba nepakati pevharuvhu pasi pechiito chechitubu uye chinosundira chigaro kubhora kuti chirambe chakavharika. Kana kumanikidzwa kwevharuvhu P kukawedzera, simba rinoiswa panzvimbo A4 yechigaro chevharuvhu rakakwirira kupfuura simba rinoiswa panzvimbo A3, A4- A3=B1. Saka, simba riri paB1 richasundira chigaro kubhora uye chikamu chiri kumusoro chichavharika zvakasimba.
9. Mudziyo weKubatsira Pakuchengetedza
Sezvo vharuvhu yebhora yakagadzirwa nesimbi yekutanga neyechipiri ine simba repiston mbiri, uye gomba repakati harigone kuita kuti pressure ibude otomatiki, vharuvhu yekurerutsira kuchengetedzwa inofanira kuiswa mumuviri kuitira kudzivirira njodzi yekukuvadzwa kwakanyanya mukati mevharuvhu inogona kuitika nekuda kwekuwedzera kwekupisa kwepakati. Kubatana kwevharuvhu yekurerutsira kuchengetedzwa kunowanzoitwa NPT 1/2. Chimwe chinhu chinofanira kucherechedzwa ndechekuti vharuvhu yekurerutsira kuchengetedzwa inoburitswa zvakananga mumhepo. Kana kuburitswa zvakananga mumhepo kusingabvumirwi, tinokurudzira kuti vharuvhu yebhora ine chimiro chakakosha chekurerutsira pressure otomatiki kuenda kumusoro kwerwizi inofanira kushandiswa. Tarisa zvinotevera kuti uwane rumwe ruzivo. Ndokumbirawo uiratidze murongero kana usingade vharuvhu yekurerutsira kuchengetedzwa kana kana uchida kushandisa vharuvhu yebhora ine chimiro chakakosha chekurerutsira pressure otomatiki kuenda kumusoro kwerwizi.
10. Chimiro Chakakosha Chekusunungura Kumanikidzwa Kwega Kuenda Kurwizi Rwepamusoro
Sezvo vharuvhu yebhora yakagadzirwa nesimbi yekutanga neyechipiri ine piston mbiri, uye gomba repakati harigone kuita kuti pressure ibude otomatiki, vharuvhu yebhora ine chimiro chayo chakakosha inokurudzirwa kuti isangane nezvinodiwa zvekudzikisa otomatiki uye kuve nechokwadi chekuti hapana kusvibiswa kunharaunda. Muchivako, rwizi rwepamusoro runoshandisa primary sealing uye rwizi rwezasi runoshandisa primary sealing. Kana vharuvhu yebhora yavharwa, kumanikidzwa kuri muvharuvhu kunogona kuita otomatiki kudzoreredza kumanikidzwa kuenda kurwizi rwepamusoro, kudzivirira njodzi inokonzerwa nekumanikidzwa kwegomba. Kana chigaro chekutanga chakakuvara uye chadonhedza mvura, chigaro chechipiri chinogonawo kuita basa rekuvhara. Asi kutarisisa kwakakosha kunofanira kupihwa kune mafambiro evharuvhu yebhora. Panguva yekuisa. Cherechedza nzira dzekukwira nekudzika. Tarisa kudhirowa kunotevera kwekusimbisa vharuvhu ine chimiro chayo.
Kudhirowa kwenheyo yevharuvhu yebhora kumusoro nekudzika kwechisimbiso
Kudhirowa kwenheyo yekubvisa kumanikidzwa kwevharuvhu yebhora mugomba repamusoro uye pasi pechisimbiso cherukova
11. Humbowo hwekuti hutachiwana hunobva muropa
Hunde yacho inoshandisa chimiro chisingapindi mvura. Hunde yacho yakagadzirwa netsoka pasi payo kuitira kuti nekuisa chifukidziro chepamusoro uye sikuruu, hunde yacho isaburitswe nechinhu chinoifukidza kunyangwe kana paine kukwira kwakanyanya kwesimba muvharuvhu.
Hunde yekudzivirira kuputirwa
12. Kuramba Kuora uye Kuramba Kushushikana neSulfide
Pane imwe nzira yekuora inosara pakukora kwemadziro emuviri.
Simba resimbi yekabhoni, mubato wakagadzika, bhora, chigaro uye mhete yechigaro zvinoiswa nickel plating yemakemikari zvichienderana neASTM B733 neB656. Pamusoro pezvo, zvinhu zvakasiyana-siyana zvinodzivirira ngura zviripo kuti vashandisi vasarudze. Zvichienderana nezvinodiwa nemutengi, zvinhu zvevharuvhu zvinogona kusarudzwa zvichienderana neNACE MR 0175 / ISO 15156 kana NACE MR 0103, uye kudzora mhando kwakasimba uye kuongororwa kwemhando kunofanirwa kuitwa panguva yekugadzira kuitira kuti zvizadzise zvizere zvinodiwa mumazinga uye zvizadzise mamiriro ebasa munzvimbo yesulfurization.
13. Hunde yekuwedzera
Kana iri vharuvhu yakapinzwa mukati, tsinde rekuwedzera rinogona kupihwa kana zvichidikanwa kuti pasi pashande. tsinde rekuwedzera rinoumbwa netsinde, vharuvhu rekuisa jekiseni, uye vharuvhu remvura rinogona kupfuudzwa kusvika kumusoro kuti zvive nyore kushanda. Vashandisi vanofanira kuratidza zvinodiwa netsinde rekuwedzera uye kureba pavanenge vachiisa maodha. Kune vharuvhu yebhora inofambiswa nemagetsi, pneumatic uye pneumatic - hydraulic actuators, kureba kwetsinde rekuwedzera kunofanira kubva pakati pepombi kuenda kuflange yepamusoro.
Dhayagiramu yehunde yekuwedzera
Magadzirirwo emavharuvhu ebhora akaiswa muNORTECH Trunnion
Magadzirirwo ehunyanzvi eTrunnion Ball Valve
| Dhayamita yezita | 2”-56”(DN50-DN1400) |
| Rudzi rwekubatanidza | RF/BW/RTJ |
| Dhizaini yakajairika | Vharuvhu yebhora yeAPI 6D/ASME B16.34/API608/MSS SP-72 |
| Zvinhu zvemuviri | Simbi yekukanda/Simbi yakagadzirwa/Simbi isina kugadzika/Simbi isina kugadzika yakagadzirwa |
| Zvinhu zvebhora | A105+ENP/F304/F316/F304L/F316L |
| Zvigaro zvepachigaro | PTFE/PPL/NYLON/PEEK |
| Kushanda tembiricha | Kusvika ku120°C yePTFE |
|
| Kusvika 250°C yePPL/PEEK |
|
| Kusvika ku80°C yeNYLON |
| Mugumo weFlange | ASME B16.5 RF/RTJ |
| BW magumo | ASME B 16.25 |
| Kutarisana nechiso | ASME B 16.10 |
| Kupisa kwemhepo | ASME B 16.34 |
| Yakachengeteka pamoto & inodzivirira static | API 607/API 6FA |
| Muyero wekuongorora | API598/EN12266/ISO5208 |
| Humbowo hwekuratidzwa | ATEX |
| Rudzi rwekushanda | Giya remagiya remaoko/Pneumatic actuator/Electric actuator |
• ISO 5211 mounting pad inoenderana nemhando dzakasiyana dzeactuators;
• chimiro chiri nyore, chisimbiso chakavimbika uye kugadzirisa kuri nyore.
• dhizaini inodzivirira static uye yakachengeteka pamoto.
• Chitupa cheATEX chekudzivirira kuputika.
Kuratidzwa Kwechigadzirwa:
Kushandiswa kwemavharuvhu ebhora akasungirirwa neNORTECH Trunnion
Rudzi urwu rweTrunnion Yakaiswa Ball ValveInoshandiswa zvakanyanya mukushandisa, kuchenesa uye kutakura mafuta, gasi nezvicherwa. Inogona zvakare kushandiswa kugadzira zvigadzirwa zvemakemikari, mishonga; sisitimu yekugadzira magetsi emvura, simba rekupisa uye simba renyukireya; sisitimu yekudhonza mvura,
