Indlela yokusebenza yevalvu kunye novavanyo lokwenziwa komsebenzi nge-elektroniki ivelufa ekrelekrele yokonga amanzi

Indlela yokusebenza yeValve kunye novavanyo lwentsebenzo yombane ekrelekrele yokugcina amanzi Ivalve yimveliso, inkangeleko yomgangatho kwelinye icala ngumfanekiso wemveliso, kwelinye icala efakwe kwivalve kakuhle, ngamanye amaxesha ifakwe emanzini, ngamanye amaxesha ibekwe indawo emanzi, ukukhusela ukubola kubalulekile. Ivalve kukuthutha izixhobo zamanzi okusela, izinto zelinen zomzimba kufuneka zingabi yityhefu, ukuxhathisa ukubola, ukumelana nokunxiba, ukugudisa, ukuze ukuchasana kokuhamba kuncinci. Ngokukodwa, ipleyiti yebhabhathane ibhabhathane ivalve, ipleyiti yoxinzelelo, ibholiti, umgangatho wepleyiti yebhabhathane yahlukile, kulula ukuba i-electrochemical corrosion, i-corrosion eveliswa ngumhlwa idlulele kumphezulu wokutywina, echaphazela isiphumo sokutywinwa kwevalve, ngoko ke umgca ukugubungela ngokugqibeleleyo. . Indlela yokusebenza yevalve Imibhobho kuthungelwano lonikezelo lwamanzi idla ngokungcwatywa ebumnyameni, kwaye iivalve zikhuselwe kakuhle. Iivalve ezivulekileyo nezivaliweyo azifanelekanga. Iivalve zokuvula kunye nokuvala zizama ukusebenza ukusuka emhlabeni, ngoko ukuvula kunye nokuvala iziphelo zokuvalwa kufuneka kubekwe ngee-caps ze-mortise, kwaye i-handwheel ayifanelekanga. Indlela yokuvula nokuvalwa iya kuba yivalvu ejikelezayo evalayo, kwaye iya kucaca xa iodolwa. Idigri yokuvula kunye nokuvala i-valve kufuneka imakwe ngeplati yokumakisha, ekufuneka ijongwe ukusuka emhlabeni. Umlinganiselo wepleyiti yokumakisha kufuneka uphoswe kwi-casting kwaye unokuxutywa ngomgubo we-fluorescent ukwenzela ukubetha. Izinto ezifana nesikhumba se-aluminium akufanele zisetyenziswe. Ukulinganisa isalathisi kunye nomda wokuvula kunye nokuvala kufuneka ulungelelaniswe kwaye utshixiwe phambi kofakelo. Kutshanje, abanye abavelisi beevalvu zesango ezincinci kunye neziphakathi baye baqulunqa iipleyiti zokuvula nokuvala ezihambelanayo, nto leyo encomekayo. Ukusebenza kwevalve kunye novavanyo Xa uvavanya ukusebenza kwevalve kunye novavanyo lomsebenzi, nikela ingqalelo kula manqaku alandelayo: (1) Ivalve inokuvulwa kwaye ivalwe ngokuguquguqukayo nangokufanelekileyo phantsi koxinzelelo lwamanzi asebenzayo, kunye netorque yokuvula inokubonwa nge-torque shifter phantsi kwamanzi asebenzayo. uxinzelelo. (2) ivalve ivalwe ngokuqinileyo, ngamaxesha angama-11 oxinzelelo lwamanzi asebenzayo, akukho kuvuza okanye ukuvuza ngokuhambelana neemfuno ezisemgangathweni (ivalve yebhabhathane etywiniweyo), efuna ivalve kumacala omabini oxinzelelo ngokulandelelana, ivavanywe ngokulandelelanayo; kwaye ngokuphindaphindiweyo uvule kwaye uvale ukufezekisa umphumo ofanayo. Iimfuno zomgangatho ohlukeneyo, iintlobo ezahlukeneyo zeevalvu, kufuneka zibe kubenzi kunye neeyunithi ezineziqinisekiso zokuvavanya, kunye novavanyo oluvulekileyo noluvaliweyo lomthwalo. Olu vavanyo lukwabandakanya uvavanyo lwe-valve shaft seal. (3) Umthamo wokuhamba wevalve womelele. Ngokukodwa, ivalve yebhabhathane, ukuchasana kwepleyiti yebhabhathane kuncinci, indawo enkulu esebenzayo. Oku kufuna iintlobo ezahlukeneyo zeediameters, iintlobo ezahlukeneyo zeevalvu kufuneka kwakhona zivavanywe kwiiyunithi eziqeqeshiweyo, umlinganiselo wokumelana nokuhamba kwe-coefficient. (4) Umthamo wevalvu yomzimba othwele uxinzelelo lwamanzi lwangaphakathi kufuneka uhambelane nombhobho, oko kukuthi, phantsi kwemeko yokuvuleka kwevalvu, isivalo sinokuthwala iimfuno zoxinzelelo lovavanyo lombhobho. (5) ekuhlolweni kwabavelisi, iifektri zevalve nganye zinokuqhuba ubomi bevalve ye-DN≤600mm, ukuchasana nokuhamba, i-torque kunye nolunye uvavanyo, iifektri ezininzi zevalve azinazo iindlela ezinjalo. I-internal lining kunye ne-anticorrosion yangaphandle ye-valve ye-valve yimveliso, ukubonakala komgangatho kwelinye icala ngumfanekiso wemveliso, kwelinye icala efakwe kwi-valve kakuhle, ngamanye amaxesha ifakwe emanzini, ngamanye amaxesha ibekwe kwindawo emanzi, ukukhusela. umhlwa kubalulekile. Ivalve kukuthutha izixhobo zamanzi okusela, izinto zelinen zomzimba kufuneka zingabi yityhefu, ukuxhathisa ukubola, ukumelana nokunxiba, ukugudisa, ukuze ukuchasana kokuhamba kuncinci. Ngokukodwa, ipleyiti yebhabhathane ibhabhathane ivalve, ipleyiti yoxinzelelo, ibholiti, umgangatho wepleyiti yebhabhathane yahlukile, kulula ukuba i-electrochemical corrosion, i-corrosion eveliswa ngumhlwa idlulele kumphezulu wokutywina, echaphazela isiphumo sokutywinwa kwevalve, ngoko ke umgca ukugubungela ngokugqibeleleyo. . Eyona ndlela ifanelekileyo ngumzimba wevalvu, isigqubuthelo sevalvu, ibhokisi yesantya esitshintshayo ngaphakathi nangaphandle kwisanti eqhumayo, emva koko i-electrostatic spraying non-toxic epoxy resin, inokufikelela esi siphumo singasentla. E-Tianjin, iinkampani ezinxulumene ne-Shanghai zinalo mba womgca wokusebenza kwevalvu encinci. Uninzi lwabavelisi ngaphakathi nangaphandle kwebrashi yomzimba yevalve eqatywe ngepeyinti echasene nomhlwa, ipeyinti ethile equlathe ilothe kunye nezinye izinto eziyingozi, azihlangabezani neemfuno zempilo. Ukucaciswa kweValve Iivalvu zizixhobo, le datha yobugcisa ilandelayo kufuneka imakishwe kwincwadana yemigaqo xa isixhobo siphuma kumzi-mveliso: Ukucaciswa kweValve; imodeli; Uxinzelelo lokusebenza; Umgangatho wokuvelisa; Isixhobo somzimba wevalve; Isixhobo sesiqu; Izinto zokutywina; Izinto zokupakisha; I-valve yokuvula kunye nolwalathiso lokuvala; Iinguqu; Ubuninzi bokuvula kunye nomzuzu wokuvala phantsi koxinzelelo lokusebenza; Igama lomenzi: Umhla wokwenziwa: Ubunzima; Qhagamshela indawo yokuvula, inani lemingxuma, umgama ophakathi komngxuma wepleyiti yeflange, kwaye unethemba lokubonisa ubude, ububanzi kunye nokuphakama kobungakanani bolawulo ngendlela yomzobo; Bonisa i-coefficient yokumelana nokuhamba; Amaxesha asebenzayo okuvula nawokuvala kunye nemiba efuna ingqwalasela kufakelo nokugcinwa. Ukuthengwa kwevalvu Abavelisi bevalvu yeSizwe malunga ne-2000, iphondo le-henan linangaphezulu kwe-100, abanye abavelisi * iworkshop yabantu abambalwa, ngoko umgangatho wokwenziwa kweevalvu kunye nexabiso lincinci kakhulu. Ukuza kuthi ga ngoku, bhenela ngokumandla kumaqela achaphazelekayo ukuba alungise ishishini lokwenziwa kweevalvu, aseke inkqubo yemvume yomgangatho, ukuvalwa kweemveliso ezimdaka. Ezi ngongoma zilandelayo zifanele ziqatshelwe xa kuthengwa izivalo: (1) Musa ukuthenga umenzi omnye, thenga apha. (2) Khetha kwaye uthenge abavelisi bazabalazela ukuba nge-ISO9001 inkqubo yomgangatho wesatifikethi yeshishini, kwaye ingqalelo imveliso ekhethiweyo ngesiqinisekiso somgangatho wemveliso. (3) ngokokusetyenziswa okwahlukileyo kwevalve, ngokwengxoxo engentla yengxaki, ingxabano, yenza iimfuno ezilungileyo zobugcisa. (4) Iivalvu ezikumgangatho ophezulu, ixabiso ngokuhambelanayo libiza kakhulu, kufuneka lisekelwe kwimeko yonke yeshishini, kwixabiso lokusebenza ukukhetha ukuziqhelanisa neemfuno zemveliso yeshishini, ayinakuba yimodeli, ixabiso elifanayo. . (5) Ivalve kuthungelwano lombhobho ivuliwe kwaye ivalwe ngokungaqhelekanga, kodwa ilahleko yenzuzo yezoqoqosho nentlalontle inkulu ukuba iya kutshintshwa ize ilungiswe. Ngoko ke, ngumnqweno oqhelekileyo wokuthenga iimveliso ezinomgangatho ongcono kunye nexesha elide elingalungiswanga. Ukuba ngenxa yezizathu ezahlukahlukeneyo, umlinganiselo wokusebenza kunye nexabiso liphantsi kancinci, kuyimfuneko ukuqwalasela ixesha lenkonzo emva kokuthengisa. (6) Ivalve sisixhobo, ukupakishwa kwevalve akufuneki kungahoywa, iivalvu ezincinci zecaliber kufuneka zizame ukuthuthwa kwesikhongozeli, iivalve ezinkulu zecaliber kufuneka zenze ukupakishwa okuhambelanayo, ukuqinisekisa imfezeko yesivalo kuthutho lomgama omde. Xa kuyimfuneko, ipleyiti ye-flange kufuneka yongezwe ukukhusela izinto ezingaphezulu zokutywina azitshintshi. (7) Iinkampani ezininzi zempompo yamanzi ukuba zithenge iivalvu ukwenza uhlolo olufanelekileyo lokuqhekeka, ukuhlolwa koxinzelelo lovavanyo kwakhona, iimveliso ezingafanelekanga, amanyathelo angahlawulwanga, anendima ethile, ayifumanisanga ukuba imveliso inokukhutshwa ekuhlolweni. (8) isivalo kufuneka sigcinwe kwindawo yokugcina impahla, ukuba isivalo esikhulu asikwazi kubekwa kwindawo yokugcina impahla, umoya ovulekileyo nawo kufuneka unike ingqwalasela ezantsi kombhobho wokuhambisa amanzi, oku kungasentla kufuneka kugqunywe, kungabikho ilanga nemvula. Ngexesha lophando, kwafunyaniswa ukuba iivalvu ezininzi ezitsha ezenziwe ngabavelisi zibekwe kwindawo evulekileyo elangeni nasemvuleni, kwaye ke iiyunithi zisebenzisa izivalo, ekufuneka zilungiswe. Ukudityaniswa kwevalve (1) Indlela yoqhagamshelo lwevalve kunye nombhobho Ukuze kube lula ukuhlanganisa kunye nokuqhaqha ivalve, ivalve jikelele kunye noqhagamshelo lwecala loqhagamshelo lombhobho lunokulungiswa isixhobo sokwandisa, amanye amashishini e-DN≤400mm ivelufa enesixhobo esinye sokudibanisa idiski ( live flange) endaweni yesixhobo sokwandisa okusisigxina. Ngoku abanye abavelisi bevalufa banemveliso yevalve enesixhobo sokwandiswa okungaguqukiyo, kwamkelekile, kodwa ixabiso levalve ngokubanzi kunye nesixhobo sokwandiswa nalo liphezulu alikho ngqiqweni, elichaphazela ukukhuthazwa nokusetyenziswa kwayo. (2) Ivalve akufuneki ingene kwisiza kwangoko kakhulu Ukwakhiwa kwePipeline yinkqubo ende, umntu wokwakha ophetheyo uhlala exhalabile malunga nonikezelo lwezixhobo, ukuqala kwevalve kunye nezinye izixhobo ezincedisayo kwisiza, okanye ngokutsho inqwaba yofakelo inombolo yothutho lwexesha elinye ukuya kwindawo, ukuze ivalve kwiinyanga ezimbalwa kwisiza elangeni nemvula, akukho iliso, ingxaki kulula ukuvelisa. Kucetyiswa ukuba kwinkqubo yokwakhiwa kwemibhobho, imibhobho ephindwe kabini kufuneka isetyenziswe ukudibanisa. Emva kokuba ukwakhiwa kwemibhobho kugqityiwe, i-debris kumbhobho iyacocwa kwaye i-valve Wells ibekwe (ipleyiti yekhonkrithi eyomeleziweyo egcinwe ngaphambili equleni ayigqunywanga), iivalve zithuthelwa kwindawo yofakelo nganye nganye, kwaye emva koko ukugqiba. umsebenzi wequla ugqityiwe. Ufakelo lwevalvu enkulu yedayamitha yenkampani yamanzi yaseBeijing kukuthatha amanyathelo anjalo, ekufanele ukuba kufundwe kuwo. (3) Ukuhlolwa emva kokudityaniswa kwevalvu Ulawulo lwevalvu kunye nabasebenzi bokwamkelwa baya kukhangela imeko yendibano ukubona ukuba iyahlangabezana na na iimfuno zemizobo emva kokudibanisa isivalo kwindawo; Ingaba iyahlangabezana neemfuno zolawulo lomsebenzi; Ukuhlolwa kokuvula nokuvala, ukufundwa kwesalathisi sokuvula nokuvala kuhambelana neyona meko yokuvula nokuvala; Ingaba ukuvulwa nokuvala iirevolutions zihambelana nemiyalelo; Umbhobho omkhulu wokulinganisa kufuneka kwakhona ugqobhoze kwityhubhu ukujonga nokucoca umphezulu wokutywina; Kwaye wenze iirekhodi zokwamkelwa, ukuseka iifayile zobugcisa bevalve elungileyo. Ivalve eyonga amanzi ekrelekrele luhlobo olutsha lwevalve eyonga amanzi elawulekayo. Ingasetyenziswa kwindawo yokunkcenkceshela ye-electromechanical kumthombo wezolimo, uthungelwano lokuhambisa amanzi ngoxinzelelo, iplagi yonikezelo lwamanzi emasimini kunye nezinye iindawo zolawulo lokuthumela ngaphandle, kwaye inokuqonda ulawulo oluzenzekelayo lwemitha yokunkcenkceshela kunye nonkcenkceshelo lobukrelekrele bokwenziwa. Uphawu lobuchwephesha bevalve kukuqonda ukuvuleka kunye nokuvala ngokuzenzekelayo kunye nokulinganisa ivalve ngetekhnoloji yobukrelekrele bekhompyuter. Ifakwe kumbhobho wokuhanjiswa kwamanzi oxinzelelo, onokuthi ulawulwe ngokuchanekileyo kwaye ngokuzenzekelayo ngekhadi lomsebenzisi (ikhadi le-IC) lokungena kwamanzi kunye nexesha lokungena kwamanzi. Kwangaxeshanye, ukusetyenziswa kwamandla aphantsi kwevalve ye-electromagnetic inokuqonda ukwanelisa amandla ngaphandle kwentambo. 1. Iteknoloji yeSCM isetyenziselwa ukulinganisa nokulawula ukuhamba. 2. Ukusetyenziswa kobuchwepheshe bekhompyutheni ukuvula nokuvala i-valve yolawulo olunemiqathango (usebenzisa i-IC ikhadi lokuhlawula kwangaphambili, ukugcinwa kwedatha). 3. I-valve ivulwe ngobuchule ngoxinzelelo lwamanzi ngokwawo, ukwenzela ukuba isenzo sevalve sinikwe amandla kuphela yibhetri. Inokusetyenziswa nakwiindawo ezingenamandla. 4. Kwimeko yempompo yamanzi yokuqhuba imoto, i-motor ingavulwa kwaye icinywe xa ucango luvuliwe kwaye luvaliwe. Le mveliso ingasetyenziselwa ukulawula kunye nokulinganisa unikezelo lwamanzi kunye nenkqubo yokuhambisa amanzi oxinzelelo lombhobho kwindawo yokunkcenkceshela, kwaye ingasetyenziselwa kuthungelwano lonikezelo lwamanzi ezidolophini nasezilalini.