I-actuator ye-valve yasekhaya isetshenziselwe izimboni ezahlukahlukene ekuhlaziyweni kokuthuthukiswa kwemakethe yama-valve esizayo

I-actuator ye-valve yasekhaya isetshenziselwe izimboni ezihlukahlukene ekuhlaziyeni ukuthuthukiswa kwemakethe yama-valve yesikhathi esizayo Imakethe ye-Valve ohlelweni lwentuthuko yezenhlalakahle nezomnotho, njengesinyathelo esibalulekile sokulungiselela imboni yokukhiqiza kusenesikhathi, inendima ebaluleke kakhulu. Ngenxa yokuthi kusenomehluko othile phakathi kwezinga elihamba phambili lasekhaya nelamazwe ngamazwe lembonini yokucubungula ama-valve yaseShayina kanye nemboni yokukhiqiza, imingcele eminingi eyinhloko ephakeme, ukucindezela okuphezulu nokushisa okuphezulu, isigaba sephawundi esiphezulu samavalvu abalulekile besithembele ekuthengeni kwamanye amazwe. Ukuze kugqugquzelwe ukufuywa kwe-valve, ngemuva kokukhishwa kwe-"Eminye Imibono mayelana nokusheshisa ukuvuselelwa kwemboni yokukhiqiza imishini", iminyango yombuso efanele ngokusho kwemishini ebalulekile eyenziwe izwe lethu ukuba ifuywe, yenze uchungechunge. zezinqumo ezinkulu kanye nokuthunyelwa, kwase kuba yiKhomishini Kazwelonke Yokuthuthukiswa Nezinguquko, i-Federation of Chinese Machinery Industry kanye ne-China General Machinery Industry Association ndawonye, ​​senze uhlelo lokwenziwa kwasendaweni kwama-valve lwemishini emikhulu ezimbonini ezifanele, futhi siphinde saxhumanisa iminyango izikhathi eziningi. Manje ukwenziwa kwasendaweni kwe-valve sekufinyelele ukuvumelana emkhakheni wama-valve e-China. I-actuator ye-valve yasekhaya isetshenziswe ezimbonini ezihlukahlukene i-Song Yinli, unobhala jikelele we-Chinese Valve Association, ikhombisa ukuthi kulesi sigaba samanje, iningi le-actuator yasekhaya lingakwazi ukuhlangabezana nokuphepha nokusebenza okuthembekile kwamayunithi okukhiqiza amandla ashisayo, futhi inesidingo. izimo kanye namakhono okwenziwa kwasendaweni. I-Actuator iwuhlelo lokulawula ama-valve olubaluleke kakhulu, ngokuya ngezici zesakhiwo sokuhlukaniswa kwe-activator kagesi, i-pneumatic actuator, ama-vapor-liquid actuators nama-hydraulic actuators; Ngokusho division umsebenzi ingahlukaniswa amandla switch uhlobo kanye isilawuli uhlobo ezimbili. Njengamanje, iyunithi yokuphehla amandla ashisayo aphezulu kakhulu (enkulu) isetshenziswa endleleni yokukhipha ukuze kungeniswe izwe njengokuhamba phambili. Isethi ngayinye ekhiqiza amandla ashisayo e-kilowatt (i-ultra) ebaluleke kakhulu kufanele ifakwe amasethi angu-600 we-actuator kagesi, amasethi angu-200 we-pneumatic actuator, amasethi angu-20 e-steam exhunywe ku-actuator kanye ne-hydraulic actuator encane. Okwamanje, i-kilowatt phezu (ngaphezu) kwenani elibalulekile lesethi yokukhiqiza amandla ashisayo kulinganiselwa ukuthi cishe i-15% yenani lenani lempahla yendawo *, inani lempahla ye-ejensi ephezulu engenisiwe cishe i-85%, ikakhulukazi. ekulungiseni ukuqaliswa kwezinga lendawo akulona i-10%. Ohlangothini lwesithando sokushisa (okuhlanganisa i-desulfurization kanye nokususwa kothuli), i-valve yokungenisa umoya kanye nezinye izixhumi zikagesi ezisekelayo bheka impahla eyengeziwe evela kwamanye amazwe; Amavalvu ambalwa angabalulekile ohlangothini lwe-steam turbine kanye nengxenye yamanzi ayasebenza ku-actuator kagesi wasekhaya; Iningi lama-actuator we-pneumatic likhetha izimpahla ezingenisiwe; Ingcindezi yokusebenza idlula i-16MPa, izinga lokushisa lingaphezulu kuka-540 ℃, i-valve eyisihluthulelo yimikhiqizo engenisiwe. Izizathu ezibalulekile zokuthi amakhasimende asebenzise i-actuator ye-valve ethuthukisiwe: A, izimpahla ezingenisiwe zibona i-actuator ehlakaniphile egcwele, isakhiwo esihlangene, ukuma kanye nesivinini sokudlulisa isignali siyashesha, singafinyelela ukudluliswa okukude, ukulungiswa nokuphatha amaphutha kulula futhi kulula, kungafinyelela ukudluliswa kabili, Ukulungiswa kwe-PID, ukulinganisa okuzenzakalelayo, ukulinganisa nokuxilongwa, i-amplifier kanye ne-actuator ohlelweni oluhlanganisiwe, ukusebenza okuhle okuguquguqukayo, ukunemba okuphezulu okuhlobene, Kodwa isikhathi sokulethwa side futhi intengo iyabiza; Okubili, okukhulu kakhulu (okubaluleke kakhulu) amathuba okwenziwa kwasendaweni kwama-valve abalulekile mancane kakhulu, amavalvu amaningi abalulekile ayimpahla evela kwamanye amazwe, futhi amavavu amaningi angenisiwe asekela ngokushesha izinsiza ezikwazi ukungenisa izihambi kwamanye amazwe. Kanye nokuqaliswa kanye nokwenziwa komsebenzi obalulekile wokwenza ama-valve wasendaweni wesethi yamandla ashisayo ebaluleke kakhulu (super) yenani elibalulekile, ingxenye ye-valve yasendaweni iyakhuphuka, kanye ne-actuator yomoya ngokuvamile isebenzisa ifekthri yama-valve ukwenza indlela yokusekela ngokushesha, ukukhethwa kwe-actuator kwengxenye yasekhaya kuzokhuphuka. Igebe eliyinhloko phakathi kwe-China nama-actuator kagesi angaphandle lincike kulokhu: 1. Kunomehluko omncane phakathi kokuzinza kwe-actuator yokushintsha amandla kanye nemikhiqizo engenisiwe, futhi izinga lokuhluleka kwemishini liphezulu, ngakho amakhasimende awakhululekile kakhulu; 2. Ukuntuleka kwe-actuator kagesi ngokuzungeza okukhulu nokujikeleza ngesivinini esikhulu, okungakwazi ukuhlangabezana nezidingo zomsebenzisi; 3. I-actuator yokulungisa ibonakala ngokunembayo, ukuzinza kanye namazwe angaphandle anomehluko othile. Awukho umehluko omkhulu emzimbeni oyinhloko we-actuator ye-pneumatic. Kunomehluko omkhulu empilweni yesevisi yensimbi yokumisa, i-relay, isidlulisi esihlakaniphile, izingxenye eziphelele ezisekelayo nezingcezu zamavalvu ezisetshenziswa ekusebenzeni. Bambalwa abakhiqizi basekhaya be-steam kanye ne-actuator ye-liquid, ezinye izinkampani zinemikhiqizo emihle, kodwa amabhizinisi amaningi anegebe ekuthembekeni kwekhwalithi yomkhiqizo nokuzinza kanye namazwe angaphandle; I-hydraulic actuator ayikhethekile ekukhiqizeni ezweni lethu. Kodwa lo mkhiqizo usetshenziswa kuphela ezindaweni lapho ukushintshwa okusheshayo kushiwo khona, futhi isidingo sincane kakhulu. Eminyakeni yakamuva, imboni yokucubungula nokukhiqiza yaseShayina ithuthukise izinzuzo zayo ocwaningweni nasekuthuthukisweni kwemikhiqizo, ukukhiqiza kanye nokuhlolwa kwezinto ezibonakalayo, futhi izinga layo lokulawula ikhwalithi liye lathuthukiswa kakhulu. Imikhiqizo yamabhizinisi abalulekile ezobuchwepheshe isifinyelele noma yafinyelela ezingeni elithuthukile phesheya kwezilwandle, futhi eminye yemikhiqizo iye yasetshenziswa kancane kancane kumayunithi aphehla amandla ashisayo kanye namadivayisi ahlukahlukene e-petrochemical enani elibalulekile elingaphezu (ngaphezulu) elibalulekile. Ezingeni le-actuator kagesi, Ingxenye yama-actuator kagesi akhiqizwa yi-Changzhou Power Plant Boiler Auxiliary Machinery Co., LTD., Yangzhou Electric Power Machinery and Equipment Repair Factory, Yangzhou Hengchun Electronics Co., LTD., Tefulong Investment Co. , LTD., Tianjin Ecotte Measurement and Control Technology Co., LTD., kanye ne-Shenzhen Southern Area American General Electric Co., LTD., asetshenziselwe ukukhiqiza amayunithi anamandla ashisayo angaphezu (ngaphezulu) abalulekile. Ezingeni le-actuator yomoya, empeleni alukho uhlobo olukhethekile ekukhiqizeni nasekukhiqizeni i-pneumatic valve actuator e-China. Ngokuvamile, i-actuator ye-pneumatic yenziwa ngumkhiqizi we-valve. I-Hunan Power Grid Construction Corporation Co., LTD., i-Shanghai Walde Power Plant Valve Co., LTD., i-Shanghai Instrument No. 7 Factory nezinye izinkampani zesethi yokukhiqiza amandla ashisayo angaphezu kwenani elibalulekile elisekela ingxenye yamavalvu womoya kusetshenziswa. ama-actuator enziwe ekhaya. Imiphumela yohlelo lokusebenza ibonisa ukuthi ama-actuator amaningi asekhaya angahlangabezana nokuphepha nokusebenza okuthembekile kwamayunithi aphehla amandla ashisayo, futhi abe nezimo ezidingekayo namandla okwenza kwasendaweni. Ngaso leso sikhathi, i-actuator ye-valve yasekhaya nayo isetshenziswe kabanzi embonini yamandla enuzi, imboni ye-metallurgical, ukuhlanza indle kanye nezimboni ze-petroleum kanye ne-petrochemical. Isingeniso: Ngokuqala kwamaphrojekthi amakhulu eminyaka afana nokudluliswa kwegesi yaseSichuan empumalanga, iphrojekthi eyisishiyagalombili enezingqimba eyisishiyagalombili evundlile, eningizimu-nyakatho yokuphambukisa amanzi, isidingo sempahla yamavalvu nezinsiza zesevisi sikhule kakhulu; Ngaphezu kwalokho, ezweni lakithi babhekene nokufika kwenkathi yesimanje, imboni petrochemical, amabhizinisi amandla kagesi, metallurgical embonini amayunithi, imboni yokukhiqiza amakhemikhali kanye nokuhlela zasemadolobheni kanye nokwakhiwa ukusetshenziswa imizi emikhulu kuzothuthukisa isidingo imikhiqizo valve. Iqhutshwa amandla amakhulu amane, ukuthuthukiswa kwezimboni, ukuhwebelana kwedolobha kanye nokuhwebelana kwembulunga yonke kwezomnotho, amathemba emakethe yokukhiqiza imishini esezingeni eliphezulu noma okubanzi, ukuhwebelana kwamazwe ngamazwe, ukwenziwa kwasendaweni, okuhlakaniphile, kuzoba umthelela oyinhloko wokuthuthukiswa kwemboni ye-valve yesikhathi esizayo ezweni lethu. Ukuhlaziywa kokujwayela ukuthuthukiswa kwemakethe yama-valve emakethe Ithemba lensimu ye-Valve lingalindelwa Njengamanje, imboni yamakhemikhali kaphethiloli ezweni lethu ithuthukela ekushintsheni kwamanye amazwe, embonini yezimboni kanye nokuhwebelana kwembulunga yonke, futhi izogcina umqondo wokuthuthuka esimeme eminyakeni emi-5 ezayo. E-Shayina, inqwaba yamasethi angaphezu kwezigidi eziyishumi amathani amayunithi okuhluza uwoyela kanye namathani ayisigidi samayunithi e-ethylene azokwakhiwa futhi andwe, akhe indawo ebanzi yokuthuthukiswa kwezidingo zamavalvu e-petrochemical. Ngaphezu kwalokho, izinhlobo ezihlukahlukene zamaphampu asebenza ezindaweni zokuhluza uwoyela zaseShayina sekuyisikhathi eside zindala futhi ziguga, zidinga ukuvuselelwa nokulungiswa okuphuthumayo. Emashumini eminyaka amuva nje, inqubomgomo kanye nemvelo yezomnotho yaseChina ibe ngcono, ihlinzeka ngezindinganiso ezizuzisayo zentuthuko embonini yamavalvu. Imishini ye-petrochemical kanye nezinye izimboni zaseChina nemishini kanye nemishini ihlangabezana nesikhathi somjikelezo wokudilizwa, inani lemishini esanda kwakhiwa likhulu, okuyisidingo semakethe yama-valve sikhulu, futhi kulinganiselwa ukuthi eminyakeni embalwa ezayo, inkambu yama-valve isazoba nenani elilinganayo. ukuthuthukiswa okukhulu. Ngokwentengo, intengo yemakethe ye-valve izinzile eminyakeni yamuva, nakuba minyaka yonke ilungiswa kancane, kodwa amandla awakhulu, amathemba embonini athembisa kakhulu. Mayelana nobubanzi, ngokusho kwedatha yezibalo ye-China Statistical Bureau ngo-2009 ikhombisa, isikali semboni yethu yokukhiqiza ama-valve singaphezu kuka-1700, ama-valve okukhiqiza nawokukhiqiza asondele ku-4 million tonnage. Eminyakeni engu-5 ezayo, amavalvu e-petrochemical ngokungangabazeki angamandla ayinhloko ezidingo, ikakhulukazi umfutho ophakeme kakhulu kanye nama-valve okushisa aphezulu, ama-valve okushisa aphansi kakhulu nama-valve okushisa, amavalvu ensimbi engagqwali angagqwali, ukuthuthwa kwezinto ezibonakalayo noma ama-valve ebhola ensimbi engagqwali. ngenqubo yokukhiqiza i-particle emisiwe izokhula ngokushesha, isidingo sizokhuphuka kakhulu. Ubuchwepheshe be-automation umkhuba wesikhathi esizayo Isiqondiso sokuthuthukiswa kwe-automation technology valve kufanele kube inkampani yasekhaya iyithuba lokuthuthukisa umkhuba, manje inkambu ye-valve yasekhaya kufanele ibone ukuthi inani lokuthekelisa le-automation technology valve lingaphansi kuka-5% yenani eliphelele. , ivolumu yokungenisa kanye nenani eliphelele kakhulu, okubonisa ukuthi isidingo sikazwelonke se-automation technology valve noma okuningi, umkhiqizo ovela kubuchwepheshe, ikhwalithi futhi kukhona umehluko omkhulu, Akwanele ukuhlangabezana nezidingo zemakethe yaseShayina. Ngakho-ke, amabhizinisi ama-valve kufanele abambe ngokuqinile ukuthuthukiswa kwesikhala se-automation technology valve, athuthukise isabelo semakethe kanye nekhwalithi yomkhiqizo. Ngaphansi kwesimo sokuthuthuka okusheshayo komnotho wezenhlalo wesimanje, ubuchwepheshe obuzenzakalelayo ngokungangabazeki buwumkhuba wokuthuthukiswa komphakathi. Ngakho-ke, amabhizinisi ama-valve kufanele alandele inkambiso evamile yokuthuthukiswa kwezenhlalakahle nezomnotho ukuze athole indawo eqinile emqhudelwaneni. Amasethi aphelele wemishini, ukumisa ukujwayelekile kuwumkhuba wentuthuko Ngokuthuthuka kokukhiqizwa kwezimboni zesimanje, isidingo samavalvu neminye imikhiqizo embonini ye-petrochemical futhi kuveza umkhuba wobungcweti bezobuchwepheshe, ukumiswa, ukufaka esikhundleni sokungenisa kwamanye amazwe, amasethi aphelele emishini, nokukhula ngokuya phezulu. izidingo zokuvikelwa kwemvelo nokonga amandla. Amavaluvu azoletha amathuba amasha kanye nezindawo zokuguqula ngenxa yokuhlanganiswa kwamavalvu obunjiniyela bemishini nogesi. Imakethe idinga ukukhula kancane kancane kuma-valve wobunjiniyela bemishini nogesi. Imakethe yokuthengisa iyithuba elihle lokuthuthuka, kodwa ngesikhathi esifanayo, ikhwalithi yemikhiqizo nemithethonqubo nayo iphakeme. Impahla yasensimini yamavalvu ingene esigabeni sokuqalwa kabusha, hhayi izinhlobo zemikhiqizo okufanele zithuthukiswe, futhi nokuphathwa kokulawulwa kwangaphakathi kwebhizinisi kufanele kwenziwe ngokuvumelana namazinga embonini. Nakuba ukuthuthukiswa kwemakethe yama-valve kuzinzile uma kuqhathaniswa nesikhathi eside, kusenomncintiswano wemakethe ongajwayelekile embonini. Isibonelo, abanye o-opharetha benza ukuthengiswa kwemakethe kwesibili ngokuhambisana nokulungiswa nokupenda kabusha i-valve elahliwe, okuletha ubungozi obungathi sína zokuphepha kukhwalithi yokwakha futhi kuphazamisa kakhulu ukugadwa kwemakethe yama-valve. Ngokuthuthuka kancane kancane kwenkambiso yokuthuthukiswa kwemakethe, ukuthambekela kokuthuthukiswa kwemithetho neziqondiso, inkundla ye-valve yesikhathi esizayo izobhekana nesimo esingcono sokuncintisana. Futhi ngenxa yokukhiqizwa kwezimboni zemithetho yekhwalithi yomkhiqizo ehlelekile futhi umphakathi uzothuthukisa umqondo wokuvikelwa kwemvelo nokonga amandla, inkambu ye-valve izoba umkhuba wokuthuthukiswa kwemizila emibili, eyodwa isuka esigabeni esisodwa iye ezinhlobonhlobo zemikhiqizo nge ukucaciswa okuningi namamodeli, okwesibili ukuvikela imvelo kanye nokuthuthukiswa okonga amandla. Ngakho-ke ngokuzayo, inkambu yevalvu izoba ngakubili okubalulekile okunquma ukuthi umenzi wamavalvu uzonikeza sonke isimo sizoba sikhulu nakakhulu.