Ongororo pfupi yezvakajairwa kukanganisa uye evaluation miyero yevharuvhu yemhando yekuongorora

Ongororo pfupi yehurema hwakajairwa uye miyero yekuongorora yevhavha kutaridzika kwemhando yekuongorora Torque ndiyo simba rinokonzera chinhu kutendeuka. Injini torque ndiyo torque iyo injini inobuda kubva kumagumo e crankshaft. Pasi pemamiriro ekugadzirisa simba, inopindirana neyokumhanya kwejini. Iyo inokurumidza kukurumidza, iyo diki torque, uye yakakura torque, iyo inoratidza mutoro wemota mune imwe siyana. Noun explanation: torque Torque isimba rinokonzera kuti chinhu chitendeuke. Injini torque ndiyo torque iyo injini inobuda kubva kumagumo e crankshaft. Pasi pemamiriro ekugadzirisa simba, inopindirana neyokumhanya kwejini. Iyo inokurumidza kukurumidza, iyo diki torque, uye yakakura torque, iyo inoratidza mutoro wemota mune imwe siyana. Ndeipi nzira yevhavha torque kuverenga? Valve torque yakakosha parameter yevhavha, saka shamwari zhinji dzinonetsekana kwazvo nezve valve torque kuverenga. Pazasi, iyo fekitori yenyika pombi vharuvhu network kuti iwe uunze iyo valve torque kuverenga mune zvakadzama. Kuverenga kwevhavhavha yevhavha yakaita seiyi: Hafu yevharuvhu dhayamita x 3.14 skweya ndiyo nzvimbo yevhavha ndiro, yakapetwa neiyo kutakura kudzvanywa (kureva, basa rekumanikidza vharafu) dhiza shaft pane static pressure, yakapetwa ne coefficient of friction. (tarisa tafura ye general steel friction coefficient 0.1, simbi yerubber friction coefficient 0.15), nhamba yenguva dhayamita yeaxle yakakamurwa ne1000 yekukurumidza vharafu torque, yuniti yemombe, mita, Kukosha kwekuchengetedza kukosha kwemagetsi emagetsi uye pneumatic. actuators ndeye 1.5 nguva dzevhavha torque. Kana vharuvhu yagadzirwa, kusarudzwa kweactuator kunofungidzirwa, iyo yakakamurwa kuita zvikamu zvitatu: 1. Friction torque yezvisimbiso (sphere uye chigaro chevharuvhu) 2. Friction torque yekurongedza pahunde yevharuvhu 3. Friction torque yekutakura valve stem Naizvozvo, iyo yakaverengerwa kudzvanywa kunowanzo 0.6 nguva yezita rekumanikidza (pamusoro pekushanda kumanikidza), uye iyo friction coefficient inotarwa zvinoenderana nechinhu. Iyo torque yakaverengerwa inowedzerwa ne 1.3 ~ 1.5 nguva kusarudza iyo actuator. Kuverengera kwevhavha torque kunofanirwa kufunga nezve kupokana pakati pevharuvhu ndiro uye chigaro, kukweshera pakati pevharuvha shaft uye kurongedza, uye kusunda kweplate yevharuvhu pasi pekumanikidza kwakasiyana kusiyana. Nekuti kune akawanda maTYPES edhisiki, chigaro uye kurongedza, imwe neimwe iine akasiyana friction simba, saizi yenzvimbo yekubata, dhigirii rekumanikidza, zvichingodaro. Naizvozvo, kazhinji inoyerwa nechiridzwa kwete kuverengerwa. Iyo yakaverengerwa kukosha kwevhavha torque ndeyekukosha kwereferensi, asi haigone kuteedzerwa zvizere. Pasi pesimba rezvinhu zvakawanda, iyo valve torque calculation haina kunyatsojeka kupfuura mhinduro dzekuyedza. Zvakajairwa Kukanganisa uye Kuongorora Maitirwo ekuongorora kutaridzika kwemhando yevharuvhu Nekuda kwekusaenderana kwekugadzirwa kwechigadzirwa, kuongororwa kwemhando yepamusoro uye pa-saiti yekugamuchirwa zviyero, chiyero chega chega chine misimboti yekutonga yakasiyana yehurema, uye dzimwe nguva pachave nekusiyana kwekuongorora mhedziso. Semuyenzaniso, forging vharafu chigadzirwa standard GB/T 1228-2006 inobvumira kuremara mukati memuganhu saizi ye5% kana 1.5mm, uye yekukanda vharafu chigadzirwa standard JB/T 7927-2014 inobvumira mienzaniso miviri yekukanganisa muA uye B. Maererano. kusvika kumunda wekugamuchira chiyero SY/T 4102-2013, kunze kwevharuvhu hakuzove nekutsemuka, trachholes, ganda rinorema, mavara, kukuvara kwemagetsi, ngura, zvisipo zvikamu uye nameplates Nekuda kwekusawirirana kwekugadzirwa kwechigadzirwa, kuongororwa kwemhando uye. pa-saiti yekugashira zviyero, misimboti yekukanganisa muyero yega yega dzakasiyana, uye dzimwe nguva dzakasiyana mhedziso dzekuongorora dzichaonekwa. Semuenzaniso, iyo yekugadzira vharafu chigadzirwa standard GB/T 1228-2006 inobvumira kuremara mukati memuganhu we5% kana 1.5mm, uye yekukanda vharafu chigadzirwa standard JB/T 7927-2014 inobvumira mienzaniso miviri yekukanganisa muA uye B. SY/T 4102-2013 inotaridza kuti kunze kwevharuvhu hakuzove nekutsemuka, trachholes, ganda rinorema, makwapa, kukuvara kwemagetsi, ngura, zvidimbu zvisipo, nameplates uye pendi peeling, zvichingodaro. SH 3515-2013 inotaura kuti kana muviri wevhavha ukakandwa, nzvimbo yaro inofanira kuva yakatsetseka, isina kuputika, shrinkage makomba, tracholes, pores, burrs nezvimwe zvikanganiso; apo muviri wevhavha wakagadzirwa, nzvimbo yaro inofanira kunge isina kuputika, interlayers, ganda rinorema, mavara, kushayikwa kwefudzi uye zvimwe zvikanganiso. Oiri negasi rinobvira moto, rinoputika, uye rinoparadza. Pamusoro pekunyatsoita yakachengeteswa chiyero SH3518-2013, iyo yevhavha yekuongorora yemhando yevharuvhu inofanirawo kureva kugashira kwemunda kugamuchirwa kwevhavha uye nhanho yekugadzira yevhavha. Paunenge uchikurudzira nekusarudza vagadziri vanogadzira, kusimbisa kuongorora kwefekitari, kuongorora kwehutano hwevhavha kunofanira kuenderana nechinzvimbo chakaremara, ukuru uye chimiro. Uye iyo valve inoshanda kumanikidza, kushanda svikiro, kushandiswa kwezvakatipoteredza kuongororwa kwakazara, kwete chete kuve nechokwadi chemhando yechigadzirwa, asiwo kuita kururamisira, kururamisira. Kuongororwa kwekukanganisa kwechitarisiko Muna 2014, mavharuvhu 170284 emhando dzakasiyana akaedzwa neChangqing Oilfield Technology Monitoring Center, uye mavharuvhu 5622 aive asina kukodzera, aine mwero usina kukodzera we3.30%, pakati peiyo 2817 mavharuvhu aive asina kukodzera mukuonekwa kwemhando yekuongorora, accounting. 50.11% yehuwandu hwehuwandu hwemavharuvhu asina kukodzera. Iyo huru trachoma, pores, makatsemuka, kukuvara kwemagetsi, shrinkage, mamaki uye muviri madziro ukobvu husina kukodzera chimiro uye saizi. 1. Maitiro ekuonekwa Chikonzero chikuru ndechekuti kuguma kwechidzitiro hakugadziriswi, tsinde uye handwheel haigoni kunyatsobatanidzwa, valve haigoni kushanduka kuzarura nekuvhara, kana kuwanda kwemadziro evhavha, dhayamita ye hunde uye kureba kwechimiro hachizadzise zvinodiwa zvakajairwa. Kureba kweiyo Z41H-25 DN50 vharafu yegedhi ndeye 230mm zvichienderana nechiyero, uye yakayerwa kureba i178mm. 2. Nzira yekuongorora Chimiro chevhavha chinogona kuongororwa nekuongorora kwekuona. Ukobvu hwemadziro emuviri wevharuvhu unowanzo kuyerwa ne ultrasonic ukobvu mita, uye kureba kwechimiro kunowanzo kuyerwa nevernier calipers, tepi matepi, kudzika vatongi uye mamwe maturusi uye zviridzwa. Chikamu chakayerwa chinofanirwa kukwenenzverwa chakatsetseka kana ukobvu hwemadziro hwayerwa, kuitira kuti usakanganise kurongeka kwebvunzo. Muviri madiki madziro ukobvu kazhinji anooneka pamativi ese ekuyerera kana pasi pemuviri. 3. Chirema chekuongorora Mavharuvhu ane nonconforming VALVE STRUCTURE, muviri rusvingo ukobvu, kureba OF chimiro, UYE STEM dhayamita zvinoonekwa zvakananga NONconforming. Trachoma uye stoma Shrinkage uye porosity 1. Mamiriro ekuonekwa Kuderera uye porosity zvinowanzowanikwa muchikamu chakasimbiswa chevhavha yekukanda (hot joint) kana kuti structural mutation part. Shrinkage uye yakasununguka yemukati pamusoro pasina oxidation ruvara, chimiro chisina kujairika, rough pore madziro achiperekedzwa netsvina yakawanda uye madiki pores. 2. Nzira yekuongorora Shrinkage uye chitarisiko chakasununguka hazvisi nyore kuwana, uye kuvuza kunowanzoitika mukuedzwa kwekumanikidza. Munguva yekuedzwa, kutarisisa kunofanirwa kubhadharwa kune shrinkage zvikamu zvemuromo unodurura, riser uye vharafu muviri wevharuvhu. Mushure mekuedzwa, zvikamu zviri pamusoro zvinofanira kubatwa nemaoko kudzivirira kukanganisa kubva pakushaikwa nekuda kwekuvhara kwepende. 3. Defect assessment Shrinkage iri nyore kukonzera discontinuity of valve structure, shrinkage kana kusununguka kunofanira kutongwa sedhayamita isina kukodzera. Kutsemuka 1. Mamiriro echitarisiko Kutsemuka kunowanzoonekwa muchikamu chinopisa chenhengo yemadziro maviri emuviri wevharuvhu yekugadzira uye chikamu chekuchinja kwechimiro, semudzi weflange uye nepamusoro pemadziro ekunze kwevharuvhu. Kudzika kwekutsemuka hakuna kudzika, kazhinji kunobva pamitsetse yebvudzi. Chimiro chekupisa chinopisa chinoshungurudza uye chisina kurongeka, gaka rakafara, chikamu chemuchinjikwa chakanyanyisa oxidized, uye kutsemuka hakusi simbi inopenya, uye kutsemuka kunoitika uye kunokura pamwe nemuganhu wezviyo. Iko kunotonhora kutsemuka kunowanzo kutwasuka, iyo simbi pamusoro pekutsemuka haina oxidized, uye kutsemuka kunowanzopfuura nemuzviyo kusvika kuchikamu chose. 2. Nzira yekuongorora Pamusoro pekutarisa kwekuona, magnetic powder kana osmotic inspection inogonawo kushandiswa pakuputika pamusoro pevhavha. 3. Kuongororwa kwekukanganisa Kuvapo kwezvimedu kunoderedza kutakura kwe-cross-sectional area yevhavha, uye kuputika kunopera kuumba notches dzakapinza, uye kushushikana kunowedzera zvakanyanya, izvo zviri nyore kuwedzera uye kutungamirira kukukundikana. Kazhinji zviri pachena kuputika kunooneka hazvibvumirwi, pasinei nenzvimbo yavo uye hukuru hunotongwa sevasina kukodzera. Mushure mekunge mutswe wawanikwa, unogona kukwenenzverwa negumbo rekukuya. Kana yakasimbiswa kuti kuputika kwave kwakabviswa zvachose, nzvimbo yevhavha haina kukuvadzwa, uye hupamhi hwakaonda uye husingaoneki, hunogona kutongwa seunokwanisa, kana zvisina kudaro huchabatwa sekudzoka. Kukuvadzwa kweMechanical 1. Mamiriro ekuonekwa Kukuvadzwa kwemagetsi ivhavha iri munzira yekufambisa, kubata, kusimudza, kurongedza uye zvichingodaro kugogodza kukuvadzwa, kana kucheka, kucheka uye kumwe kukanganiswa kwekugadzirisa, senge convex kana ndege sealing flange sealing surface scratch, indentation, kukanda riser yekucheka gasi kumusoro uye kuumba edge yekucheka kukanganisa kwakagadzirwa nekusagadziriswa. Izvi zvinokanganisa zvinosvika kune imwe kudzika, zvichakanganisawo hutano uye hupenyu hwevhavha. 2. Nzira yekuongorora Mechanical DAMAGE KUCHINHU CHINOGONA KUONA NEKUOngorora KUNOONEKWA, UYE KUDZAMBURA KWECHIKANGANISO HUNOGONA KUYERWA NEWELD WOKUONGORORA MUTAURI KANA KUDZIDZA MUTAURI. 3. Kuongorora kukanganisa Radial scratches, kukuvara kwemagetsi uye kukanganisa pamusoro pekuvhara pamusoro pe convex kana ndege yakavharwa flanges, pamwe nekukwenya uye mabumps pamativi maviri emhete yakabatana flange sealing surface groove, ichakanganisa chisimbiso pfuma yevharuvhu flanges uye. kazhinji hazvibvumirwi kuvapo. Flange haina kuiswa chisimbiso, muviri uye inovhara pamusoro pezvibodzwa uye kukuvadzwa kwemagetsi chero kudzika kuri mukati memubhadharo wemvumo, kusakanganisa huwandu hwese hwevhavha, inogona kugamuchirwa seyakagadzirirwa zvigadzirwa. Nekudaro, zvikwambo zvakapinza zvinofanirwa kukwenenzverwa kuti zvidzivirire kushushikana. Kuzivikanwa kwemuviri wevhavha uye vamwe Hukuru hwemadziro emuviri, kureba kwechimiro hachina kukodzera kana kudzvanywa kwemuviri pane kufa kukanda, chiratidzo chiripo chiitiko chekuchinja, maitiro ekuongorora anofanirwa kudzivirira ndiro kana yakaderera vharafu panzvimbo. ye high pressure valve. Semuenzaniso, iyo inonzi "25" yekumanikidza yakakandwa pavharuvhu yeZ41H-25 DN50 valve yakashandurwa, uye ukobvu hwemuviri wevharuvhu hwakayerwa kuita 7.8mm, iyo isingaenderane neinotemerwa 8.8mm. yevhavha inoshandiswa muindasitiri yepetrochemical. Ndeyevharuvhu ye1.6mpa pachinzvimbo chevharuvhu ye2.5mpa mushure mekupukuta chiratidzo. mhedziso Kuedzwa kwekumanikidza kunogona kuitwa chete mushure mekuonekwa kwemhando yevhavha ichipfuura kuongororwa. Kana chimiro chechimiro chisina kukodzera, vharafu inodonha panguva yekuyedzwa zvishoma, uye tsaona yekuputika ichaitika zvakanyanya. Kana chikanganiso chisina kutsanangurwa, chinokonzeresa tsvina isingakoshi uye kunyangwe kukakavara kwemhando. Nokudaro, basa revhavha yakasiyana-siyana uye zvinodiwa zvekuvimbika hazvina kufanana, zvikanganiso zvinogamuchirwa hazvina kufanana, kusarudzwa kwevhavha yepamusoro-soro kunofanira kuenderana nekushandiswa kwevhavha, rudzi rwezvikanganiso, nzvimbo, ukuru uye kumwe kuongorora kwakazara, mu kurongeka kwesainzi, kururamisira, kuongororwa kwemhando yepamusoro, kuzadzisa zvinodiwa nemafuta uye gasi munda engineering kuvaka.