Ukuqonda uYilo lweValve yokuLawula i-Pneumatic yeSakhiwo esiLula

Kwiinkqubo ezizisebenzelayo kwimizi-mveliso, iinjineli zolawulo zihlala zijongana nemingeni ngolawulo lokuqukuqela, ukumodareyitha koxinzelelo, kunye nokuphuculwa kwenkqubo kuzo zonke izicelo ezahlukeneyo. Xa ujongana neenkqubo zomoya ezicinezelekileyo, ukusetyenzwa kwegesi, okanye iimeko zolawulo lolwelo, ukuqonda imigaqo esisiseko yoyilo lweSakhiwo esiLula. Ivalufa yokulawula umoya kuba yimfuneko ekuphumezeni ulawulo oluchanekileyo lokusebenza. Esi sikhokelo sibanzi sijongana nemiba ebalulekileyo yoyilo, iindlela zokusebenza, kunye nokusetyenziswa okusebenzayo kweevalve zokulawula umoya, ukubonelela ngeenjineli ngolwazi oluyimfuneko ukwenza izigqibo ezizisiweyo kwiimfuno zabo zoshishino kunye neemfuno zokulawula inkqubo.

Amacandelo asisiseko kunye neMithetho-siseko yokuSebenza yeeVavu zoLawulo lwePeneumatic

Isiseko sayo nayiphi na iValve yoLawulo lwe-Pneumatic esebenzayo ilele kumacandelo ayo ngobunjineli obucokisekileyo asebenza ngokubambisana ukuhambisa ulawulo lokuhamba oluchanekileyo. Ulwakhiwo olusisiseko lubandakanya izinto ezininzi ezinxibeleleneyo ezibandakanya umzimba wevalvu, indlela ye-actuator, izinto zolawulo, kunye neenkqubo zengxelo. Umzimba wevalvu usebenza njengendlu ephambili equlethe indawo yokuhamba, ngelixa i-actuator iguqula imiqondiso ye-pneumatic ibe yintshukumo yomatshini ukubeka into yokulawula ngokuchanekileyo. Ngaphakathi kwendibano ye-actuator, inkqubo ye-diaphragm okanye ipiston iphendula kutshintsho loxinzelelo lomoya, iguqulela le miqondiso ibe yintshukumo yomgca okanye ejikelezayo. Umatshini wasentwasahlobo ubonelela ngokusebenza okungaphumeleliyo, ukuqinisekisa ukuba i-valve ibuyela kwindawo echazwe kwangaphambili ngexesha lokusilela kwamandla okanye ukuphazamiseka komqondiso. Uyilo lwale mihla lweValve yoLawulo lwe-Pneumatic lubandakanya izinto eziphambili ezifana namacandelo ensimbi engenasici, amatywina e-PTFE, kunye neengubo ezikhethekileyo zokumelana neemeko zokusebenza ezinzima ngelixa ugcina ukusebenza okungaguqukiyo kwixesha elongeziweyo lokusebenza.

• Uyilo lweNdlela yokuHamba yaNgaphakathi kunye noLawulo

Ijometri yangaphakathi ye Ivalufa yokulawula umoya ichaphazela kakhulu iimpawu zayo zokuhamba kunye nokuchaneka kokulawula. Uyilo lwendlela yokuhamba lumisela iipatheni zokuhla koxinzelelo, i-flow coefficients, kunye nokusebenza kakuhle kwenkqubo. Ulungelelwaniso lwevalve yeglowubhu, olusetyenziswa ngokuqhelekileyo kulawulo losetyenziso, lubonisa indlela yokuhamba emgceni apho into yolawulo ihamba ngokuthe ngqo kwicala lokuhamba, ibonelela ngezakhono ezibalaseleyo zokuthontsiza kunye nokumodareyitha okuchanekileyo. Uyilo lwesitulo sevalvu ludlala indima ebalulekileyo ekufezekiseni ukusebenza ngokungqongqo kunye nokunciphisa amazinga okuvuza. Amalungiselelo okuhlala ngentsimbi ukuya kwentsimbi anikezela ngokuzinzileyo kwizicelo zobushushu obuphezulu, ngelixa iziyilo ezihleliyo ezithambileyo zisebenzisa imathiriyeli efana ne-PTFE okanye iikhompawundi ze-elastomeric zibonelela ngokutywinwa kokusebenza okuphezulu kwegesi kunye neenkonzo zolwelo. Ubudlelwane phakathi kwamandla e-actuator, ukunyanzeliswa kwentwasahlobo, kunye noxinzelelo lwenkqubo lumisela iimpawu zokusebenza zevalve kunye nokuziphatha okungaphumeleliyo.

Iimpawu zoYilo oluPhezulu lokuSebenza okuPhuculo

• Ibhalansi yoxinzelelo kunye neempawu zokuHamba

Ulwakhiwo oluLula lwangoku lweValve yoLawulo lwe-pneumatic yoyilo lubandakanya ulungelelwaniso lwe-spool olucinezelayo olucutha impembelelo yokutshintsha koxinzelelo lomlambo ekuchanekeni kokubeka ivalvu. Olu phawu loyilo luqinisekisa ukusebenza ngokuguquguqukayo kolawulo lokuqukuqela kuzo zonke iimeko zenkqubo eyahluka-hlukeneyo kunye nokunciphisa iimfuno zokulinganisa i-activator. Indlela yokulinganisa uxinzelelo ibandakanya iigrooves ezingoomatshini kunye neepaseji ezilinganisa amandla asebenza kwiindawo ezahlukeneyo zezinto zolawulo. Ukuqukuqela kweempawu kubonisa omnye umba woyilo olubalulekileyo omisela indlela isantya sokuqukuqela esitshintsha ngayo xa sithelekisa nendawo yeskhondo sevalvu. Iimpawu zokuqukuqela komgca zibonelela ngotshintsho lokuhamba ngokulinganayo kuyo yonke i-valve stroke, ngelixa iimpawu zepesenti ezilinganayo zibonelela ngolawulo oluhle kumazinga okuhamba okuphantsi kunye notshintsho olukhulu ngakumbi ekuhambeni okuphezulu. Ukukhethwa phakathi kwezi mpawu kuxhomekeke kwiimfuno zenkqubo ethile kunye nolawulo lwe-loop dynamics. Indlela yokulinganisa i-activator iqwalasela izinto ezininzi ezibandakanya umahluko woxinzelelo lwenkqubo, ukuqukuqela okufunekayo, iimeko zokhuseleko, kunye neemfuno zokuphendula eziguqukayo. Ukukhetha okufanelekileyo kwe-activator kuqinisekisa ukwenziwa kwamandla okwaneleyo ngelixa kugcinwa amaxesha okuphendula ngokukhawuleza kunye nokuchaneka kokuma okuchanekileyo. Iingqwalasela zoluhlu lwentwasahlobo zichaphazela zombini iimfuno zoxinzelelo lokusebenza kunye nokungaphumeleli kokumiswa, okwenza olu khetho lubaluleke kakhulu kukhuseleko lwenkqubo jikelele kunye nokusebenza.

Ukukhetha izinto eziphathekayo kunye neMigangatho yoKwakha

• IiMathiriyeli eziPhakamileyo zezicelo eziBalulekileyo

Inkqubo yokukhetha izinto eziphathekayo Ivalufa yokulawula umoya ulwakhiwo lubandakanya uvandlakanyo olubanzi lwenkqubo yokuhambelana kwemidiya, amanqanaba obushushu, imilinganiselo yoxinzelelo, kunye neemfuno zokuxhathisa umhlwa. Izinto ezisemgangathweni zomzimba ziquka i-carbon steel (WCB) kwizicelo zenkonzo jikelele, amabakala ensimbi engenasici (CF8, CF8M) kwiindawo ezidliwayo, kunye ne-alloys ezikhethekileyo zobushushu obugqithisileyo okanye iimeko zeendaba ezinobundlobongela kakhulu. Amacandelo angaphakathi afuna ingqwalasela ekhethekileyo ekukhethweni kwezinto eziphathekayo ngenxa yokunxibelelana ngokuthe ngqo nolwelo lwenkqubo kunye nokuvezwa kweendlela zokunxiba. Izihlalo zevalvu, izikhondo, kunye nezixhobo zokunquma zisebenzisa imathiriyeli ukusuka kwintsimbi eqhelekileyo engatyiwayo ukuya kwialloyi yangaphandle ngokuxhomekeke kwiimfuno zenkonzo. Unyango lwakumphezulu olunjengobuso obuqinileyo, i-nitriding, okanye i-coatings ekhethekileyo yongeza ukuxhathisa ukunxiba kunye nokwandisa ubomi bokusebenza kwizicelo ezibango. Uyilo lwenkqubo yokutywina lubandakanya iikhonsepthi ezininzi zomqobo zisebenzisa igraphite eguquguqukayo, i-PTFE, okanye imathiriyeli ye-elastomeric ngokuxhomekeke kubushushu, uxinzelelo, kunye neemfuno zokuhambelana neekhemikhali. Uyilo lwamadlala luvumela ukwanda kwe-thermal ngelixa ugcina ukusebenza okuvuzayo kuyo yonke imvulophu yokusebenza. Ulungelelwaniso oluphezulu lokupakisha lubonelela ngokutywinwa kokusingqongileyo ngelixa unciphisa ukukhuhlana kwesiqu kunye nokugcina ukuchaneka kokuma okuchanekileyo.

• UQinisekiso loMgangatho kunye neeProthokholi zoVavanyo

Iinkqubo zokulawula umgangatho wokuvelisa ziqinisekisa ukusebenza kwemveliso engaguqukiyo kunye nokuthembeka ngokusebenzisa iiprothokholi zovavanyo olubanzi. Iinkqubo zokuvavanya uxinzelelo ziqinisekisa ukuthembeka kwesakhiwo kunye nokusebenza kokutywinwa ngokwemigangatho yamazwe ngamazwe njenge-ANSI B16.104 Udidi lwe-VI lwezihlalo ezingezona zentsimbi kunye neCandelo le-IV lokulungisa izihlalo zentsimbi. Le migangatho ichaza amazinga okuvuza aphezulu avumelekileyo kwaye ibonelela ngemilinganiselo yokulinganisa yokuvavanya ukusebenza kwevalvu. Iinkqubo zokuhlola ubukhulu zisebenzisa itekhnoloji yokulinganisa ephucukileyo ukuqinisekisa unyamezelo olubalulekileyo nokuqinisekisa ulungelelwaniso olufanelekileyo lwecandelo. Iimpawu zokugqiba umphezulu zokutywinwa komphezulu kunye neepaseji zokuhamba zinefuthe ngokuthe ngqo kwiimpawu zokusebenza kunye nokuphila ixesha elide. Iinkqubo zolawulo lomgangatho ezibandakanya imigaqo ye-ISO 9001 zibonelela ngeendlela ezicwangcisiweyo kulawulo lwemveliso kunye namanyathelo okuphucula aqhubekayo.

Iingqwalaselo zoYilo oluKhethekileyo lwesicelo

• Izicelo zeCryogenic kunye nobushushu obuphantsi

Uyilo olukhethekileyo lweValve ye-Pneumatic Control yenkonzo ye-cryogenic ijongana nemingeni ekhethekileyo ehambelana neemeko zobushushu obugqithisileyo. Ukucwangciswa kwebhonethi okwandisiweyo kubonelela ukuhlukaniswa kwe-thermal phakathi kwenkqubo yemidiya kunye namacandelo e-actuator, ukuthintela ukubunjwa komkhenkce kunye nokugcina ukusebenza ngokufanelekileyo. Ukukhethwa kwezinto ezikhethekileyo kuqwalasela imiphumo ye-thermal contraction, i-brittleness kwiqondo lokushisa eliphantsi, kunye nokuhambelana ne-cryogenic fluids. Uyilo lwevalvu kufuneka luvumelane noxinzelelo lwe-thermal olubalulekileyo oluvela kwibhayisikile yobushushu phakathi kweemeko ze-ambient kunye ne-cryogenic. Ukudibanisa okuguquguqukayo, amajoyina okwandisa, kunye neempawu zokunciphisa uxinzelelo zithintela umonakalo wesakhiwo ngelixa ugcina ukusebenza okuvuzayo. Iinkqubo ze-insulation kunye neengqwalasela zokulandelela ukushisa zikhusela amacandelo abalulekileyo kwiimpembelelo zeqondo lokushisa. Ukutya kunye nezicelo zamachiza zifuna iingqwalasela ezongezelelweyo zoyilo ezibandakanya iimfuno zokugqiba umphezulu, iziqinisekiso zezinto eziphathekayo, kunye neeprothokholi zokuqinisekisa ukucoca. Uyilo lococeko lususa iindawo ezifileyo, lubonelela ngomphezulu ogudileyo wangaphakathi, kwaye lusebenzise imathiriyeli ehambelana neearhente zokucoca kunye neenkqubo zokuvala inzala. Iimfuno zoxwebhu zibandakanya ukulandeleka kwezinto, izatifikethi zovavanyo loxinzelelo, kunye nokuthotyelwa kwemimiselo ethe ngqo kushishino.

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• Uxinzelelo oluphezulu kunye nezicelo zeNkonzo eziMandundu

Uxinzelelo oluphezulu Ivalufa yokulawula umoya Uyilo lufuna uqwalaselo olwandisiweyo lwesakhiwo kunye namalungiselelo amacandelo awodwa. Ukwakhiwa komzimba wodonga olungqingqwa, uqhagamshelo olomeleziweyo, kunye nezixhobo ezikumgangatho ophezulu zithatha iimeko zoxinzelelo olukhulu ngelixa zigcina ukuthembeka kokusebenza. Amazinga oxinzelelo anwenwela kwiklasi ye-ANSI 600 nangaphaya afuna ukuhoywa ngononophelo kwi-bolt size, ukhetho lwe-gasket, kunye neenkcukacha zoyilo oludibeneyo. Izicelo zenkonzo enzima ezibandakanya ukwahluka koxinzelelo oluphezulu, i-cavitation, okanye i-media erosive ifuna uyilo olukhethekileyo lwe-trim kunye nokukhethwa kwezinto eziphathekayo. Ulungelelwaniso lwe-Anti-cavitation trim luguqula iipateni zokuhamba ukuze kuncitshiswe umonakalo ovela kumaqamza omphunga. Izinto ezichasene nokhukuliseko kunye neengubo zokukhusela zandisa ubomi bokusebenza kwizicelo ezibandakanya i-particle-laden fluids okanye iimeko zesantya esiphezulu.

Iimpawu zoYilo lokuFakelo kunye noLondolozo

Uyilo lwale mihla oluLula lweValve yoLawulo lwe-Pneumatic ye-Pneumatic lubandakanya iimpawu ezenza lula iinkqubo zofakelo kunye nokunciphisa iimfuno zolondolozo. Iifomathi zoqhagamshelo ezisemgangathweni, kubandakanywa namalungiselelo ane-flanged kunye ne-threaded, iququzelele ukuhlanganiswa kunye neenkqubo zokubhobhoza ezikhoyo. Ukuguquguquka kokuqhelaniswa kuvumela ukufakwa kwiindawo ezahlukeneyo ngelixa ugcina ukusebenza okufanelekileyo kunye neempawu zokuhambisa amanzi. Iimpawu zofikelelo kugcino zibandakanya iiassembly ze actuator ezisusekayo, iindlela zolungelelaniso ezifikelelekayo, kunye noyilo lwecandelo lemodyuli elenza ukuba inkonzo yasendle ngaphandle kokususwa ngokupheleleyo kwevalve. Iinkqubo zokubonisa indawo zibonelela ngesiqinisekiso esibonakalayo sendawo yevalvu kwaye ziququzelele iinkqubo zokusombulula ingxaki. Izakhono zokubeka iliso ezikude zivumela izicwangciso zokugcinwa kwangaphambili kunye nokunciphisa ixesha lokuphumla elingacwangciswanga. Ifilosofi yoyilo igxininisa ukubekwa emgangathweni kwecandelo ukunciphisa iimfuno zoluhlu lwezinto ezisetyenzisiweyo ngelixa uqinisekisa ukutshintshiselana kwiintsapho zeemveliso. Amaxwebhu abanzi kubandakanywa imizobo yobugcisa, uluhlu lwamacandelo, kunye neenkqubo zokulondoloza zixhasa ukusebenza kakuhle kunye nokunciphisa iimfuno zoqeqesho lwabasebenzi bokulondoloza.

isiphelo

Ukuqonda imigaqo yoyilo lweSakhiwo esiLula Iivalvu zoLawulo lwe-Pneumatic ityhila ubunjineli obuntsonkothileyo obufunekayo ukuze kuphunyezwe ukusebenza okuthembekileyo kokulawula ukuqukuqela kuzo zonke iinkqubo zoshishino ezahlukeneyo, igxininisa ukubaluleka okubalulekileyo kokukhethwa kwecandelo elifanelekileyo kunye nokudibanisa.

Sebenzisana neCEPAI Group Co., LTD.

CEPAI Group Co., LTD. ume njengomvelisi ophambili weValve yoLawulo lwe-Pneumatic ye-China enobuchule obubanzi obuthatha uphando, uphuhliso, kunye nokuveliswa kwezisombululo zevalvu esebenza kakhulu. Njengomboneleli weValve ye-Pneumatic Control yaseTshayina, sinikezela ngeenkonzo ezibanzi zokwenziwa ngokwezifiso ezixhaswa bubume beshishini lethu lesizwe lobugcisa obuphezulu kunye nezixhobo zokuvelisa ezikrelekrele. Isikhundla sethu njengefektri yeValve ye-Pneumatic Control ye-China isenza sikwazi ukubonelela ngamaxabiso eValve yoLawulo lwe-Pneumatic ngelixa sigcina imigangatho ephezulu yomgangatho. Nokuba ufuna iimveliso ezisemgangathweni okanye izisombululo ezikhethekileyo zoMgangatho oPhakamileyo weValve yoLawulo lwePeneumatic, iChina yethu ye-Pneumatic Control Valve amandla okuthengisa aqinisekisa inkxaso ethembekileyo yokubonelela. NgeValve yoLawulo lwe-Pneumatic ethengiswayo kwiimarike zehlabathi jikelele, siyakumema ukuba ube namava enkxaso yethu yobuchwephesha obukhethekileyo kunye nokunikezelwa kwenkonzo epheleleyo. Iinkcukacha zoqhagamshelwano cepai@cepai.com kwiimfuno zakho zeprojekthi elandelayo.

Ucaphulo

1. "Incwadi ye-Valve yokulawula" - Abasebenzi boBunjineli beNkqubo ye-Emerson, uLawulo lweNkqubo ye-Emerson, uHlelo lwesi-4

2. "Ulawulo lwe-Pneumatic for Industrial Automation" - uPeter Rohner, uJohn Wiley & Sons Engineering Publications

3. "UKhetho lweValve kunye neSikhokelo seNkonzo" - i-WL Badger, uMbutho waseMelika weeNjineli zoBuchwephesha boMpapasho

4. "IiNkqubo zoLawulo lokuHamba kunye noLawulo lweShishini" - DR Coughran, uMcGraw-Hill Professional Engineering Series