Kuwongolera valavu

Valavu yoyendetsa pampu imakhala ndi valavu yayikulu ndikuwongolera dongosolo la valavu ya DC Kutsegulira, kutseguka kwathunthu, kutseka pang’ono, ndikuyima, komwe kumazindikira kuyendetsa kwamayendedwe kambiri kwa kakhosi imodzi ndi kusintha kamodzi. Kuwongolera kosiyanasiyana.

Izi zimagwiritsidwa ntchito mu madzi okwera kwambiri komanso makina ena amtundu wina wamadzi, kupewa ndi kusamala pompopompo manyowa, pewani madzi obwerera pampu, ndikusungabe chitetezo. Pofuna kuzindikira kayendedwe ka kamputala, kugwirira ntchito mophweka, kuchepetsa kudalirika kwa mavesi, omwe amabwera Mitundu ya Mavalve.

Pachipata

A pachipata Nthawi zambiri zimakhala zotsekedwa, valavu ya pachipata imatsegulidwa pang’onopang’ono pomwe pampu ikayamba, ndipo pampu ikayimitsidwa, valavu ya pachipata imatsekedwa mwachangu, kenako pang’onopang’ono pambuyo pa digiri inayake. Chipata chatsekedwa nditsetsereta ndikutseka chipata choyima pampu, ndikuletsa kutsegulira kwamadzi madzi ndikusiya mphamvu yamadzi ikayamba, ndikuchepetsa mphamvu yocheperako. Ntchito ina ya valavu ya pachipata ndikuti valavu ikatsekeredwe, imatha kupereka malo otetezeka a mavesi ndi mapampu monga mavesi abwerera pakati pa chipata cha pachipata ndi pampu kuchokera pachipato chopsinjika.

Chongani valavu

A Chongani valavu Zimalepheretsa kuyenda kwamadzi chifukwa cholephera mwadzidzidzi chifukwa chosintha njira ndikusintha. Kutsekeka mwadzidzidzi kwa pampu kumayamba kukonda nyundo yamadzi. Pamene kutalika kwa mutu wa geometric ndi kokulirapo, kuponderezana kwa nyundo yambiri yamadzi kumatha kuyambitsa chiwongola dzanja komanso ngozi zowonjezera.

Madzi amvula a Hamumer

Madzi a nyundo a Halinator amatha kuchotsa madzi amtundu uliwonse mu dongosolo lotumiza popanda kuwongolera madzi osasinthika, kuti athetse kuchotsa madzi osokoneza bongo, amasewera cholinga chotchinga. Chifukwa chake kuti tipewe nyundo yamadzi panjira yowonongeka yowonongeka, nthawi zambiri mu kuthamanga kwa madzi oyikika ku nyundo ya Hammer.

Chitetezo cha-zitatu: Zitsulo Zosiyanasiyana Zogwirizana ndi Chipata, Chongani, ndi Hammer Olinator Ntchito

Makina owongolera a Steraen amawongolera mafakitale amafuta pophatikiza ntchito zitatu zoyeserera – pachipata cham’madzi chodzipatula, ndikusintha kwa nyundo imodzi, kupulumutsa malo. Wopangidwa kuti asinthe zigawo zamitundu yambiri, valavu yoyendetsa yoyendetsa yamadzi ndi mphamvu yathu yoyendetsa mapikisano pomwe imathandizira chitetezo cham’madzi, ndikuwapangitsa kukhala abwino kwa madzi okwera, kupatuka kwa mafakitale.

1. Chipata cha Chipata cha Chipata: Kupatula Koyenera

Pakati pa valavu yowongolera iyi ndi mavalidwe olemera, kuwongolera kuwongolera kokonzanso kapena kukhazikika kwadzidzidzi:

Mawu okwanira: kapangidwe ka pachipata chofananira (DN50-DN1400) kumatsimikizira kutaya kocheperako (≤0.0110) ndi kuyenda kopitilira pachipata chaching’ono potseguka ndi 20% mu mphamvu ya 20% mu mphamvu.
Kusindikiza kwapawiri: Zisindikizo zofewa kapena zitsulo zofewa (kutengera zitsulo zolimba, zomwe zimapangitsa kuti mapapu owoneka bwino kapena ma piapelines osakhazikika popanda zoopsa.

2.

Kuthetsa kufunika kwa valavu yopatula, kapangidwe kathu kamakhala ndi disc yodzaza ndi kasupe yomwe imatseka nthawi yomwe ikutuluka, kuteteza mapampu kuti isawonongeke:

Katundu wocheperako: Katundu imatsegulidwa pa 0.05mA, ndikuonetsetsa kuti kuyenda kosavuta ndikutseka masekondi 0,2 posintha mavalidwe oyambira ndi 30%.
Tinthu tating’ono: Thupi lokhometsedwa limachepetsa kudzikundikira kwa zinyalala, ndikupangitsa kuti ikhale yoyenera yamadzi yaying’ono (mwachitsanzo, mchenga, sikelo) osakhala ndi ziwonetsero.

3..

Ntchito yachitatu yophatikizidwa imayankhulana zopha anthu opanda pake:

Makina otsekemera: Chipinda cha diaphragm kapena pisitoni chimasintha mitundu yamitundu yosiyanasiyana kuchokera ku 3-120 masekondi, kupondereza nyundo ya madzi ku ≤1.5x mu makhazikikidwe achikhalidwe).
Ntchito Yachitatu:
Kutsekedwa mwachangu kwa disc (80% stroke mu 5s) kuti ange dulocity;
Kutsekedwa pang’onopang’ono kwa chitsimikiziro cha woyendetsa ndege (20% oposa 30-120s) kuti athetse zokhala ndi zowawa;
Kutseka kokha kotsekedwa kuti muchepetse kubwezeretsa nthawi yampungale.

Zogwirizana ndi zosowa zanu zamadzimadzi

Kaya amagwiritsa ntchito ma network okwanira kapena makina ozizira a mafakitale, valavu yathu yowongolera yamadzi ndipo mitundu yamphamvu yoyendetsa imapereka yopanda tanthauzo. Mapangidwe omwe amaphatikizidwa samangothandiza kukonza komanso kukulitsa kudalirika kwa dongosolo pochotsa zoletsedwa pakati pa mavavuni osiyana.

Sinthani ku mavalidwe a Sharaen ndikupeza phindu la ntchito zitatu zazikulu mu chipangizo chimodzi cholimbikitsidwa kuti muteteze mapaipi anu kuti ateteze mapaipi anu, ndikuwapopera mipo. Onani mitundu yathu yamphamvu yolamulira lero ndikupeza chifukwa chake kasamalidwe kambiri kamayamba ndi kuphatikiza kwatsopano.

Zipinda za diaphragm vs piston zowongolera: Matekinoloje apakati amakakamizidwa m’matambo ambiri

M’mapanga a Steraen, kusankha pakati pa zipinda za mtundu wa ma taphragm ndi piston-mtundu wolamulira ndikofunikira kuti zithetse mayendedwe ake ndi kuyendetsa bwino. Monga mitundu iwiri yayikulu yoyang’anira mphamvu, iliyonse imapereka zabwino zapadera pamitundu inayake – ndi momwe amagwirira ntchito komanso komwe amapambana.

1. Chipinda cha diaphragm: chosalala, chotsika-chotsika cha phokoso loyeretsa

Zoyenera kupezeka kwa madzi, hvac, ndi tinthu tating’onoting’ono, zipinda za Diaphragm gwiritsani ntchito epdm kapena nembrane kuti musunge kukakamiza:

GUMO MISONKHANO: Kupanikizika kwapamwamba kumachitika pa diaphragm, kukankha pansi kuti musinthe kale ka disc. Kubwezera kwa kasupe kumangiriza, kumapangitsa kuti kusintha kwamayendedwe opanda pake ndi minimal hysteresis (≤1.5% ya kukula kwathunthu).
Ubwino Wofunika:
Kugwiritsa ntchito mtengo komanso katulutsidwe: palibe zisindikizo kapena zigawo zosunthika zopezeka pa media, kuchepetsa kukonzanso ndi 20% ndikuchotsa zoopsa zodetsa mu madzi owoneka bwino kapena mizere yamankhwala.
Ntchito Yachete: Membrane wofewa amatenga kugwedezeka, ndikupangitsa kukhala koyenera kwa malo owoneka bwino ngati nyumba zokwera kwambiri (phokoso ≤65dB).
Zoperewera & zolemba: zabwino kwambiri kuti mufike ku 6.3mm ndi kutentha –1 ° C – 8 ° C; osavomerezeka kwa madzi amadzimadzi. Zofala mu valavu yathu yoyang’anira madzi ndi makina oyendetsa mavawo oyendetsa pamapulogalamu.

2. Piston Orgent Peaces: Ntchito Yovuta Kwambiri Yogwira Ntchito Kwambiri, Zida Zankhanza

Kwa njira zamakampani ophatikizira kwambiri, kutentha kwambiri, kapena tinthu tating’onoting’ono (mwachitsanzo, madzi osungunuka, mafuta), pisitoni zipinda zimapangitsa kuti aziwongolera makina:

Mfundo Yogwirizira: Pitoni ya cylindrical (itanani chitsulo kapena 316l osapanga dzimbiri) amatembenuza kapangidwe ka Hydraulic kapena kupanikizika mwachindunji kuti ayendetse valavu ya torque (mpaka 500Nem).
Ubwino Wofunika:
Kutaya mtima kwambiri: Kupita ku 10,0MPA ndi kutentha mpaka 150 ° C, ma diaphragms okwanira 60% pazochitika zapamwamba ngati machitidwe ogulitsa mafakitale.
Kulekerera kwa Abrasion: Tsipina yolimba-concome-chron-chromed, kapena sludge, kuonetsetsa moyo wozungulira 50,000,000 mu Madera a Abrasive kapena zomera za mankhwala.
Makina Opanga: Amakhala ndi makina owongolera kawiri pofuna kupewa kuyendayenda, kuchepetsa mipando yovuta komanso kusungitsa ≤0.01% ya maluwa.

Mukasankha diaphragm vs piston?

Mtundu wa Media: Diaphragm ya zakumwa zoyera / mpweya; Piston wa madzi akuda, ma vidio-vield (mwachitsanzo, mafuta opangira mafuta), kapena nthunzi.
Kuwongolera molondola: Diaphragm imapereka kusintha kwabwino (0,5%); pisiton imakwaniritsa mphamvu ndi kulimba.
Makampani oyenera:
Diaphragm: Kugawa madzi, kumalimbitsa thupi (mphamvu yamadzi yowongolera).
Piston: Petroke mopepuka, wamphamvu m’badwo wamphamvu, ndi makampani olemera (ophatikizidwa ndi mitundu yathu yoyendetsa ma pureen maplilines).

Kuchita bwino kwa Exeleen

Zosankha zam’matambozi: Kupanga mozama ndi Varve Varve Vorive (ISO 5208, GB / T 2213), ndi maseweredwe osinthika (4-200mm) a makina odzipangira okha.
Kuthandiza: Ma diaphragms amachititsa antiration Antiramid kulimbikitsidwa; Pistons imaphatikizaponso mphete zodzipangira ma piffe, kuchepetsa mikangano poyerekeza ndi 30% poyerekeza ndi mitundu yonse ya generic.

Pangani chisankho chabwino pa kachitidwe kanu

Kaya mukufuna kulondola kwa diaphragm kapena nduna ya piston, ma valve a Steraen Overves onjezerani malamulo oyenera omwe mumagwira nawo ntchito. Mwa kumvetsetsa matekinoloje apachipembedzo awa, mutha kusankha mtundu wamphamvu wowongolera wowongolera, ndikuchepetsa miyezo yofunikira kwambiri yamafakitale. Lumikizanani nafe lero kuti mufufuze momwe luso lathu la ukadaulo lingapangitse dongosolo lanu lamadzimadzi.

Mfundo

(1) pomwe pampu ikaima, valavu ya valavu imatsekedwa kumapeto kwa diaphragm pansi pa zizolowezi.

(2) Pamene pampu iyamba, kupanikizika kwamadzi kumafalikira mu chipinda cham’munsi kuchokera ku chitoliro cha chapafupi, ndipo mbale yayikulu ya valavu komanso mbale yotseka pang’onopang’ono imatsegulidwa pang’onopang’ono pansi pa gawo la tiyi ndi chipinda chapansi.

(3) Potengera kukhazikika kwa itlet kumapeto, valavu mbale imayamba kutseguka kwambiri, kutalika koyambirira kumatsimikiziridwa ndi kuchuluka kwa mtengo.

(4) Pakadali pano pampuyo imayima, kuchuluka kwake ndi kupanikizika kumachepetsedwa mwadzidzidzi, ndipo maveyo akuluakulu amayamba kutsika pansi pa ntchito yokoka.

(5) Pamene mtengo wowuma uli pafupi ndi zero, valavu yayikulu imatsekedwa, valavu yayikulu imasiyidwa pamabowo othandiza kufooketsa mphamvu yamadzi; Mbale yayikulu ya valavu papangidwe kwa kusiyana kwapakatikati ndi kumtunda, valavu yamapiri ya diaphragm, kuti madzi otsetsereka atuluke.

(6) Valote yotseka ya valavu imatseka dzenje, ndi valavu kubwerera ku chinthu choyambirira cha pampu.

Kapangidwe koyambira

Kukula konse kwa valavu kumafanana ndi valavu wamba yoyang’ana ndipo imakhala ndi valavu yayikulu ndi zowonjezera zakunja. Pakati pawo, valavu yayikulu imaphatikizapo thupi la valavu, kukakamiza mbale ndi diaphragm, mbale yayikulu ya valavu, pampando wa valavu, ndi zina zapakhomo. Mbale yotseka yapang’onopang’ono imalumikizidwa ndi mbale yokakamiza ndi diaphragm ndi msonkhano wa tsinde, ndi mpando wa diaphragm, ndipo pansi ndikuyenda kwa valavu yotseka pang’onopang’ono imayendetsa mbale yotseka mmwamba ndi pansi.

Mbande yama Valve imadutsa pakati pa mbale yayikulu ya valavu yayikulu, kotero mbale yayikulu kwambiri imatha kusamala pachifuwa chimodzi. Nthawi zambiri, mbale yayikulu valavu imakanikizidwa pampando wa valavu ndi kulemera kwake, kotero kuti valavu ili mdera lotsekedwa. Kuwongolera pampu kuwongolera kwalvere kumayikidwa mbali zonse za valavu ya valavu ya valavu ya diaphragm ndi valve zipilala za chitoliro cha diaphragm ndi valavu yamiyala yomwe ili ndi mavesi.

Pamwamba kwambiri kwa diaphragm ndi valavu yomwe ili mbali yopumira ya chitoliro cholumikizira limakhala ndi zida zokhazokha ndi valavu. Kusuntha ndi udindo wa mbale yayikulu ya valavu komanso mbale yotseka yambiri mu valavu yayikulu yomwe ili ndi mawonekedwe a valavu ya valavu ya valavu yogwira ntchito ndi kutsegula ndi kutseka. Zovala zakunja za Valve ndikuyika nthawi iliyonse isanachitike ndi zipinda za Vaphragm zomwe zimagawidwa m’zipinda zapamwamba komanso zotsekemera za valavu.

Kukakamiza Kugwira Ntchito

Mtundu wamtunduwu wamagetsi wogwirizira 1.0mka, 1.5mka, 2.0MA, Kuposa nthawi 1.5 nthawi yogwira ntchito, yosasamala DN50-DN1400. Mapaipi oyenda a 2m / s pamene kutayika kwa kupanikizika kumakhala kochepera 0.0MPA, kufunikira kwa nyundo yamadzi kumakhala kochepera 1. Kupanikizika kwa ma 1.5 m’gulu la anthu, DN50-DN50-DN50-DN5400.

Kukula kwakukulu: (unit: mm)

Kodi ntchito ya valavu yolamulira ndi iti?

Valavu yolamulira ndi chinthu chofunikira kwambiri m’mayendedwe osiyanasiyana opanga mafakitale ndikupanga ntchito yofunika yokonza madzimadzi amayenda mkati mwa dongosolo. Mautsi awa ndi otsutsa kwambiri kuti azitsatira zinthu zomwe akufuna kuti azigwiritsa ntchito m’mapaipi, akasinja, ndi malo ena oyendetsa madzi. Kuzindikira ntchito ya valavu yowongolera ndikofunikira kwa akatswiri othandizira, kupanga, ndi kuyang’anira.

Cholinga chachikulu cha valavu yowongolera ndikuwongolera kuchuluka kwa madzi, kaya mumadzimadzi kapena mpweya, kutengera magawo ofotokozedwa. Zimakwaniritsa izi posintha mawonekedwe ake poyankha chizindikiro kuchokera kwa wowongolera, yemwe angakhale wothandizira mabuku kapena dongosolo. Kusintha kumeneku kumathandizanso kusunga njira zina monga kupanikizika, kutentha, komanso kuchuluka kwa malire.

Ma Valve amagwiritsa ntchito njira zosiyanasiyana zopangira ntchito yawo. Mitundu wamba imaphatikizira dziko, mpira, ndi mavalo a gulugufe, omwe amapangidwa kuti azikhala osiyanasiyana. Mwa kuwongolera molondola pamayendedwe oyenda, valavu yowongolera imagwira gawo lofunika kwambiri pakuwongolera kuchita bwino ndi chitetezo ka mafakitale.

Komanso, kugwira ntchito koyenera kwa mavuvu mowongolera kumapangitsa dongosolo ndi kudalirika. Mavavu amenewa amagwirira ntchito moyenera, amaletsa mavuto monga kutengeka kwawo, kusakhazikika, komanso kutayikira. Makumbo owongolera ovuta amatha kubweretsa ndalama zotsika mtengo, zoopsa zachitetezo, komanso zosokoneza.

Mwachidule, ntchito ya valavu yowongolera ndikuwonetsetsa kuti malamulo amadzimadzi oyenda bwino komanso oyenera. Ntchito yawo ndiyofunikira kwambiri kuti ikhale yothandiza kwambiri, imathandizira mphamvu mphamvu, komanso kuteteza dongosolo lonse umphumphu. Chifukwa chake, kumvetsetsa ndi kukwaniritsa njira zowongolera zowongolera ndikofunikira kuti tikwaniritse kupambana kwa ntchito mu malo ena amtundu uliwonse.

Kuwongolera Mitundu ndi Ntchito

Ma Valves owongolera ndi zinthu zofunika kwambiri pamakampani osiyanasiyana, omwe amabwera chifukwa chobwezeretsa madziwo posiyana ndi kukula kwa njira yoyendetsedwa ndi wolamulira. Kumvetsetsa mitundu yosiyanasiyana ya mavesi ndi mapulogalamu awo ndikofunikira kuti mukonze dongosolo ndikuwonetsetsa chitetezo chantchito.

Chimodzi mwazinthu zoyambirira za mavavu ndi valavu yapadziko lapansi, yodziwika chifukwa cha kuthekera kwake kosangalatsa. Imakhala ndi thupi lowoneka bwino lomwe limaloleza kuyendayenda ndipo limagwiritsidwa ntchito mu nthunzi, madzi, ndi mpweya mkati mwa zomera zamphamvu ndi mapangidwe a mankhwala.

Mtundu wina wamba ndi valavu ya mpira, yodziwika ndi kuthekera kwake kokhazikika. Valayi iyi imagwiritsa ntchito mpira wozungulira kuti muyendetse kuyendayenda ndipo imagwiritsidwa ntchito pogwiritsa ntchito pokonzekera kukhazikika ndi kutsika kwamphamvu, monga m’mankhwala othandizira madzi ndi mafuta.

Mavalidwe a Gulugufe alinso ofala mu ntchito zosiyanasiyana, amapangidwira kuntchito zonona ndi zowawa. Kapangidwe kawo kopepuka ndi chilengedwe chawo kumawapangitsa kuti akhale oyenera pantchito yayikulu komanso yothamanga ngati njira ya Hvac ndi ma network amadzi.

Pankhani yaubwino komanso kulolera, mavuni oletsa electromagnetic amagwiritsidwa ntchito kwambiri pamakina okhawo. Mavesi awa amagwiritsa ntchito zizindikiro zamagetsi kuti azigwiritsa ntchito ndipo amapezeka pafupipafupi machitidwe othirira ndi njira zamagetsi.

Pomaliza, mavuvu owongolera apakati amalimbikitsa magwiridwe antchito ofunikira pakugwiritsa ntchito kovuta komwe malamulo olondola amafunikira. Mauvuwa nthawi zambiri amakhazikitsidwa mu madera owopsa monga mankhwala opanga mankhwala ndi ma petroleum, komwe kuli kotsimikiza.

Mwachidule. Kuzindikira mitundu yosiyanasiyana yosiyanasiyana ndi mapulogalamu awo kumatha kusintha kudalirika kwa dongosolo komanso kuchita bwino, kuwapangitsa kukhala gawo lofunikira pazinthu zilizonse zamakampani.