Regulating vharafu nzira yekusarudza yakangwara marasha air permeability tester uchishandisa regulating vharafu, kusangana nekumanikidza uye kuyerera zvinodiwa.

Regulating vharafu nzira yekusarudza yakangwara marasha air permeability tester uchishandisa regulating vharafu, kusangana nekumanikidza uye kuyerera zvinodiwa.

Regulator ndiyo materminal actuators mumaindasitiri process control system, maindasitiri anoenderera mberi nekugadzira otomatiki kudzora system kazhinji inoda kushandisa regulator kudzora maitiro mukugadzirwa kweakasiyana maparamita ekuita, kuzadzisa maparamendi emvura akadai sekumanikidza, tembiricha, kuyerera. uye nhanho yemvura yekugadziriswa, inowanzozivikanwa se "maoko netsoka" muindasitiri process otomatiki kugadzirwa. Hunhu hwekushandisa kwayo hunoratidzwa zvakananga mumhando yehurongwa hwekutonga. Sechinhu chekupedzisira chekuuraya mukutonga kwemaitiro, vanhu vane kunzwisisa kwakadzama kwekukosha kwayo kupfuura kare. Kugadzirisa kushandiswa kwevharuvhu kwakanaka kana kwakaipa, mukuwedzera kune mhando yechigadzirwa uye vashandisi vakaringana kuisirwa, kushandisa uye kugadzirisa, kuverenga kwakaringana uye kusarudzwa kwakakosha. Nekuda kwekukanganisa kwekuverenga uye kusarudzwa, sisitimu inomhanya isina kugadzikana, uye imwe haigone kushandiswa mumienzaniso yakawanda. Nokudaro, vashandisi uye vagadziri vehurongwa kuti vanyatsoona kukosha kwekugadzirisa valve mumunda, inofanira kukonzera zvakakwana kusarudzwa kwevhavha inogadzirisa.
Nheyo yakawanda yekutonga kusarudzwa kwevhavha ndeyokuti: pasi pechigadziro chekusangana nebasa rekushandisa, iyo yakasarudzwa inodzora valve inofanira kunge iri nyore chimiro, kushanda kwakavimbika, mutengo wakaderera, hupenyu hurefu, kuchengetedza zviri nyore nezvimwe zvakadaro. Izvi zvinotevera zvinotarisa pakusarudza uye kutonga valve rudzi
Kusarudzwa kwezvibatanidzwa.
1 inodzora vharafu yemhando yekusarudza
Regulator classification nzira yakawanda, iyo yazvino yepamba uye yepasirese panzira yemhando inowanzo gamuchirwa nechimiro, musimboti uye kupatsanurwa kwebasa, huwandu hwemhando 9 dzakakura, dzinoti kuburikidza nechigaro chimwe-chinodzora vharafu, kupfuura-ne-vaviri-seater regulator, Sleeve valve, Angle vharafu, matatu-nzira vharafu, diaphragm vharafu, butterfly valve, bhora vharafu uye eccentric rotary vharafu, iyo mapfumbamwe chigadzirwa chakakosha, chakajairika zvigadzirwa, Kazhinji zvinonziwo zvakajairwa zvigadzirwa, zvimwe zvichibva mukubatanidzwa kwekuita kwekuvandudza application, kunonzi zvigadzirwa zvakakosha.
1.1 Hunhu uye kusarudzwa kwakaringana kwemhando yakajairwa inodzora vharafu 1.1.1 Yakatwasuka kuburikidza nechigaro chimwe chete chinodzora vharafu
Yakarurama kuburikidza nechigaro chimwe chete chinodzora vharafu chete spool uye chigaro, nyore kuwana chisimbiso chakasimba, simbi uye simbi yakaoma chisimbiso, kana simbi uye PTFE kana zvimwe zvinoumba zvinhu zvakapfava chisimbiso, yakajairwa leakage ye0.01% C (C yakayerwa kuyerera coefficient), bvumira kudzvinyirira kuduku kwakasiyana, kuyerera kuduku, Somuenzaniso, DN100 imwe chigaro chekugadzirisa valve yakabvumira kusiyanisa kudzvinyirira * 120kPa, kuyerera simba * 100. Nzira yekuyerera yakaoma, yakarongeka, yakakodzera kune zvinodiwa zvakasimba zvekuvuza, kushanda kwekumanikidza kusiyana kuduku, kwakachena. nguva dzepakati, asi iyo diki diki yevharuvhu inodzora (DN1/2, 3/4, 20) inogona zvakare kushandiswa pachiitiko chekumanikidza kwakakura musiyano, inoshandiswa seimwe yeakanakisa kudzora vharafu, kana yagadzirwazve, inogona inoshandiswa sevhavha yakachekwa. Chimiro che spool chinotarisa maitiro ekuyerera. Inorasikirwa nehunhu hwayo hwepakutanga mushure mekushambidzwa. Kutsiva spool kunogona kuchinja maitiro ekuyerera. Zvisinei, kusundwa kwemvura yepakati pa spool yakakura, kureva kuti, simba risina kuenzana rakakura, uye actuator ine simba guru rinodiwa. Nokudaro, mukushandiswa kwekusiyana kwepamusoro-soro uye caliber yakakura, hazvina kukodzera kushandisa rudzi urwu rwekugadzirisa valve. Sarudza iyi vharafu inofanirwa kutarisisa kusiyanisa kudzvanywa cheki kudzivirira kuvhurika.
1.1.2 Yakarurama kuburikidza nezvigaro zviviri zvinogadzirisa valve
Iyo yakatwasuka kuburikidza ne-two-seat regulating valve ine maviri spool uye maviri mavharuvhu zvigaro. Nekuda kwekuti kukwirira kumusoro kwechidziva chepamusoro uye nekudzika kwechidziva chepasi zvine mwero, kusaenzana kwesimba re spool yese kudiki uye musiyano unobvumidzwa wekumanikidza wakakura. Semuenzaniso, iyo DN100 zvigaro zviviri zvinogadzirisa valve inobvumira kusiyana kwekumanikidzwa kwe280kPa, uye kuyerera kwehuwandu hwakakura. Zvigaro zviviri zvinogadzirisa vharafu zvinogona kuyerera nemumvura yakawanda, iyo yakafanana caliber zvigaro zviviri zvinodzora kuyerera kwevharuvhu pane chigaro chimwe chete chinodzora kuyerera kwevharuvhu inokwana 20% ~ 50%. Semuenzaniso, simba rekuyerera kweDN100 maviri-seat regulator ndeye 160. Nokudaro, kuitira kuti uwane simba rakafanana rekuyerera, mutongi wezvigaro zviviri anogona kusarudza chiduku chiduku chekusimudzira. Kaviri chigaro chekudzora vharafu uchishandisa kumusoro uye pasi kaviri gwara, saka, vharafu yemuviri uye reverse muviri vharafu refitting zviri nyore, kureva, chete spool uye chigaro chakaiswa reverse chinogona kushandura vharafu yemuviri kune reverse body vharafu, kana reverse. vharafu yemuviri kune iyo yakanaka yevhavha yemuviri, pasina kudikanwa kwekushandura rudzi rwezvakanaka kana zvisina kunaka chiito cheiyo actuator. Kaviri chigaro chinodzora vharafu, iyo spool haigone kuvharwa panguva imwe chete, kuvuza kwakakura, iyo yakajairwa kubuda ndeye 0.1% C (C ndiyo yakatemerwa kuyerera coefficient); Nzira yekuyerera yakaoma, uye haina kukodzera kushandiswa kwepamusoro-soro, nokuti mumhando iyi yekushandisa, valve inoputika nepamusoro-soro yemvura yakanyanyisa, uye iri nyore kuumba flash uye cavitation, ichiwedzera kuputika kwemuviri wevhavha, iyo haina kukodzerawo kutonga kwefibrous media uye high viscosity fluid.
1.1.3 Sleeve regulating valve
Sleeve inodzora vharafu inozivikanwawo sekeji vharuvhu, mavharuvhu ayo emukati anoshandisa spool nevharuvhu cage (sleeve), sleeve inogona kutwasuka kuburikidza nechigaro chimwe chete chinodzora vharafu, inogona zvakare kuve yezvigaro zvinodzora vharafu kana Angle inodzora vharafu, nezvimwe. : a chisimbiso chimwe chete, chisimbiso cheviri zvivakwa zviviri, yekutanga yakaenzana nechigaro chimwe chete chinodzora vharafu, chinokodzera chigaro chimwe chete chinodzora mavharuvhu; Iyo yekupedzisira yakaenzana nevharuvhu inodzora zvigaro zviviri, yakakodzera kune zvigaro zviviri zvinodzora mavharuvhu. Pamusoro pezvo, inewo kugadzikana kwakanaka, kurodha nekuburitsa zviri nyore, kugadzirisa kuri nyore, ine hunhu hwekudzikisa ruzha uye kuderedza kukanganiswa kwecavitation, asi mutengo weiyo imwe uye mbiri chigaro chekudzora vharafu inodhura 50% ~ 200%, inodawo yakakosha. winding gasket, kushandiswa kwayo kunenge kwakakwirira, kwakaderera kune imwe chete uye kaviri chigaro chekutonga vharafu, Zvisinei, iyi valve haifaniri kushandiswa kune midhiya isina kuchena uye iri nyore crystallize, stutter uye scale media.
1.1.4 Angle regulating valve
Angle inodzora vharafu ichigaro chimwe chete chinodzora vharafu ine yakasarudzika chimiro chemuviri, inokodzera chaiyo pombi uye nguva dzemvura, ndiyo yakatwasuka kuburikidza nemuviri kushandura iyo Angle (yakaenzana negokora) muviri, iyo throttling, simba fomu rakaenzana. kune chimwe chigaro chinodzora vharafu. Chengetedza iyo imwechete chigaro chekudzora vharafu kuvuza, diki inotenderwa kudzvanywa musiyano. Uye zvakare, nekuda kweiyo nzira iri nyore yekuyerera ine "kuzvichenesa" kuita, inogona kuiswa kune isina kuchena midhiya, asi zvakare inogona kuvandudzwa kudzivirira kuvharira Angle vharafu, inokodzera mamiriro ekushanda ane yakamiswa particles medium, kunyanya mukuiswa. nzvimbo ishoma, kunyanya yakakodzera zviitiko.
1.1.5 Nzira nhatu dzekudzora vharafu
Iyo nzira-nhatu inodzora valve inoshandisa spool pachayo kutungamira, uye actuator inofanira kutsiviwa kana kuvhurwa kwemhepo uye kuvhara gasi kunotsiviwa. Izvo zvinofanirwa kucherechedzwa kuti zvinoreva kuvhurika kwayo kwemhepo uye kuvhara gasi hakuna kufanana neyemamwe mavharuvhu ekudzora. Kuvhura kwemhepo kwayo uye kuvhara gasi kunofanirwa kujeka kuti ndeipi nzira, inova nzvimbo yakachinjika kana kuti yakatwasuka. Iine chiteshi chetatu, inogona kutsiva maviri akatwasuka kuburikidza nechigaro chimwe chete chinodzora vharafu ye shunt uye confluence mapoka maviri ekuyerera uye tembiricha musiyano ≤150 ℃ nguva, apo DN≤80mm, confluence valve inogona kushandiswa kune shunt zviitiko.
1.1.6 Diaphragm regulating valve
Diaphragm regulating valve ine corrosion resistant diaphragm uye yakamisikidzwa necorrosion resistant material chimiro, iri nyore kuyerera nzira, yakakodzera kune isina kuchena yepakati uye isina kusimba svikiro nguva mbiri dzakachekwa. Ndiyo imwe yeaya ekutanga ekudzora vharafu, nekuda kwekuyerera kweanosvika kuvhurika nekukurumidza, mhando yemutemo haina kunaka, uye inobatwa nediaphragm uye lining zvinhu, haigone kushandiswa pakupisa kwepamusoro uye yakanyanya kudzvanywa mamiriro, iyo general inoshanda. kudzvanywa kuri pasi pe1.6mpa, tembiricha yekushanda iri pasi pe150 ℃, yakasanganiswa nediaphragm iri nyore kukuvadza, hupenyu hupfupi hwezvikanganiso, ikozvino chiitiko hachina kunyanya.
1.1.7 butterfly valve
Butterfly valve yakaenzana nechikamu chepombi kuita muviri wevharuvhu, ** set the valve plate throttle, inoshandiswa kudzora iyo yakajairwa rotary regulator. Yakakodzera KUDZIKIRWA KWAKADZIKA, KUDIKIRWA KWEpakati KANA, MUZVINHU ZVAKASIYANA, ZVINHU ZVINOTAURWA ZVAKAWANDA, KUFAMBA KUKURU, asi KUDIKIRWA kwakasiyana kunogumira. Hukuru hwayo hudiki, huremu huremu, chiedza 4 ~ 10 nguva pane yakafanana caliber spherical mhando inodzora vharafu, caliber uye mutengo idiki, kunyanya inokodzera zviitiko zvakakura zvecaliber, uye yakakura caliber yevharuvhu inodzora, ndipo ichiwedzera chimiro. Kazhinji, kana DN> 300mm, inowanzopedzwa nevhavhavhavhavha.