Ungakhetha kanjani i-valve ye-actuator kagesi imibono emisha yokuthuthukiswa komkhiqizo

Indlela yokukhetha i-valve ye-actuator kagesi ye-valve imibono emisha yobuchwepheshe bokuthuthukiswa komkhiqizo Okokuqala, khetha i-actuator kagesi ngokohlobo lwe-valve 1. I-Angular stroke actuator kagesi (i-Angle 360 ​​degrees) ifanele i-butterfly valve, i-valve yebhola, i-plug valve, njll. ukujikeleza kwe-shaft okukhiphayo ye-actuator kagesi kungaphansi kwesonto elilodwa, okungukuthi, ngaphansi kwama-degrees angu-360, ngokuvamile ama-degree angu-90 ukuze uqaphele ukulawulwa kwenqubo yokuvula nokuvala i-valve. Lolu hlobo lwe-actuator kagesi lungahlukaniswa lube uhlobo lokuxhuma oluqondile kanye nohlobo lwe-crank yesisekelo ngokuya ngemodi yokufaka ehlukile yokufaka. A) Ukuxhumana okuqondile: kubhekisela ohlotsheni lokuxhumana okuqondile phakathi kwe-shaft ephumayo ye-actuator kagesi kanye nesiqu se-valve. B) Uhlobo lwe-Base crank: lubhekisela kuhlobo lwe-shaft ephumayo exhunywe nesiqu se-valve ngokusebenzisa i-crank. 2. I-Multi-turn actuator kagesi (i-rotation Angle 360 ​​degrees) ifanele i-valve yesango, i-valve ye-globe, njll. Ukujikeleza kwe-shaft okukhiphayo ye-actuator kagesi kukhulu kunesonto elilodwa, okungukuthi, kukhulu kune-360 degrees. Ngokuvamile, kudingeka ithuba elingaphezu kwelilodwa ukuze ukwazi ukulawula inqubo yokuvula nokuvala i-valve. 3. I-stroke eqondile (ukunyakaza okuqondile) ifanele i-valve yokulawula isihlalo esisodwa, i-valve elawula izihlalo ezimbili, njll. 2. Nquma imodi yokulawula ye-actuator kagesi ngokwezidingo zokulawula inqubo yokukhiqiza 1. Uhlobo lokushintsha (ukulawula iluphu evulekile) Ukushintsha uhlobo lwama-activator kagesi ngokuvamile aqaphela ukulawula kokuvula noma ukuvala kwe-valve. I-valve isendaweni evuleke ngokugcwele noma isendaweni evalwe ngokugcwele. Lolu hlobo lwe-valve aludingi ukulawula ukugeleza okuphakathi. Kuhle kakhulu ukusho ukuthi ukushintsha ama-actuator kagesi kungahlukaniswa ngesakhiwo esihlukene kanye nesakhiwo esididiyelwe ngenxa yezinhlobo ezahlukene zesakhiwo. Lokhu kufanele kuchazwe lapho kukhethwa uhlobo, ngaphandle kwalokho kuvame ukwenzeka ohlelweni lokufakwa nokulawula kwensimu *** nokunye ukungafani. A) Isakhiwo sokuhlukanisa (ngokuvamile esibizwa ngokuthi uhlobo oluvamile) : iyunithi yokulawula ihlukaniswa ne-actuator kagesi. I-actuator kagesi ayikwazi ukulawula i-valve iyodwa. Kudingeka iyunithi yokulawula yangaphandle ukuze ukwazi ukulawula. Ukungalungi kwalesi sakhiwo akulula ukufaka lonke uhlelo, ukwandisa izintambo kanye nezindleko zokufaka, futhi kujwayele ukwehluleka, lapho iphutha lenzeka akulula ukuxilonga nokugcinwa, ukubiza imali akulungile. B) Isakhiwo esihlanganisiwe (esivame ukubizwa ngokuthi uhlobo olubalulekile) : iyunithi yokulawula kanye ne-actuator kagesi kuhlanganiswa kokukodwa, okungasetshenzwa endaweni ngaphandle kweyunithi yokulawula yangaphandle, futhi ingaqhutshwa ukude kuphela ngokuphuma kolwazi lokulawula olufanele. Izinzuzo zalesi sakhiwo kulula ukufaka lonke uhlelo, ukunciphisa izintambo kanye nezindleko zokufaka, kulula ukuxilonga nokuxazulula izinkinga. Kodwa imikhiqizo yesakhiwo esihlanganisiwe yendabuko nayo inokungapheleli okuningi, ngakho-ke i-actuator kagesi ehlakaniphile ikhiqizwa. 2. Uhlobo lokulawula (ukulawulwa kwe-loop evaliwe) I-actuator kagesi elawulayo ayinawo umsebenzi wesakhiwo esihlanganisiwe sohlobo lokushintsha, kodwa futhi ingalawula i-valve futhi ilungise ukugeleza okuphakathi. A) Uhlobo lwesiginali yokulawula (yamanje kanye ne-voltage). Isiginali yokulawula ye-actuator kagesi elawulayo ngokuvamile ihlanganisa isignali yamanje (4 ~ 20mA, 0 ~ 10mA) noma isignali kagesi (0 ~ 5V, 1 ~ 5V). Uhlobo nemingcele yesiginali yokulawula kufanele icaciswe lapho kukhethwa uhlobo. B) Ifomu lokusebenza (uhlobo oluvulekile lukagesi kanye nohlobo oluvaliwe lukagesi), imodi yokusebenza ye-actuator kagesi elawulayo ngokuvamile iwuhlobo oluvulekile lukagesi (thatha isilawuli esingu-4 ~ 20mA njengesibonelo, uhlobo oluvulekile lukagesi lubhekisela kusignali engu-4mA ehambisana ne-valve. vala, i-20mA ehambisana ne-valve evulekile), kanti olunye uhlobo luwuhlobo oluseduze lukagesi (thatha ukulawula kwe-4-20MA njengesibonelo, uhlobo oluvulekile lukagesi lubhekisela kusignali ye-4mA ehambisana ne-valve evulekile, i-20mA ihambisana ne-valve evaliwe). C) Ukulahlekelwa ukuvikelwa kwesignali. Ukulahleka kokuvikela isignali kubhekisela ekutheni lapho amasignali okulawula elahleka ngenxa yamaphutha emigqa, i-actuator kagesi izovula futhi ivale i-valve yokulawula enanini lokuvikela elimisiwe. Inani elijwayelekile lokuvikela livuleke ngokuphelele, livalwe ngokuphelele futhi lisendaweni. Okwesithathu, ngokuya ngokusetshenziswa kwemvelo kanye nokuhlukaniswa kwebanga lokufaka ubufakazi bokuqhuma kwamadivaysi kagesi Ngokusebenzisa imvelo kanye nezidingo zebanga lokufaka ukuqhuma, idivayisi kagesi ye-valve ingahlukaniswa ngohlobo olujwayelekile, uhlobo lwangaphandle, uhlobo olungashi, uhlobo lwangaphandle olungashi. , njll. 4. Nquma i-torque ephumayo ye-actuator kagesi ngokwetorque edingwa i-valve valve ukuvula nokuvala i-torque edingekayo kunquma i-torque ephumayo ye-actuator kagesi ukuze ikhethe ukuthi, ngokuvamile ibekwa kanjani phambili umsebenzisi noma ngokufanisa i-valve. Umkhiqizi, njengoba umenzi we-actuator enesibopho kuphela nge-torque ephumayo yama-actuator, ukuvula okujwayelekile kwe-valve nokuvala i-torque edingekayo kunqunywa usayizi wobubanzi be-valve nengcindezi yokusebenza, kodwa ngenxa yokunemba kokucubungula komkhiqizi wama-valve, inqubo yokuhlanganisa, Ngakho-ke, i-torque edingwa ama-valve encazelo efanayo ekhiqizwa abakhiqizi abahlukene nayo ihlukile, ngisho ne-torque yama-valve yencazelo efanayo ekhiqizwe umkhiqizi ofanayo nayo ihlukile. Uma uhlobo lukhethiwe, ukukhethwa kwe-torque ye-actuator kuncane kakhulu, ngeke kukwazi ukuvula nokuvala i-valve ngokujwayelekile, ngakho-ke i-actuator kagesi kufanele ikhethe uhla lwe-torque olufanele. Eyesihlanu, isisekelo sokukhethwa okulungile kwedivayisi kagesi ye-valve: I-TOQUE Esebenzayo: I-TOQUE ESEBENZAYO YI-PARAMETER EYINHLOKO YOKUKHETHA I-VALVE ELECTRIC device. I-torque ephumayo yedivayisi kagesi kufanele ibe izikhathi ezingu-1.2 ~ 1.5 zetorque yokusebenza kwevalvu. Ukucindezela okusebenzayo: kunezinhlobo ezimbili zesakhiwo senjini eyinhloko yedivayisi kagesi ye-valve: eyodwa ayilungiselelwe nge-thrust disc, i-torque ephumayo eqondile; Okunye ukumisa i-thrust disc, futhi itorque yokukhiphayo iguqulelwa ku-thrust okukhiphayo nge-valve stem nut ye-thrust disc. Inombolo yokuphenduka okujikelezayo kwe-shaft ephumayo yedivayisi kagesi ye-valve: inombolo yokuphenduka kwe-shaft yokuphuma kwe-valve ihlobene nobubanzi obujwayelekile be-valve, i-stem pitch kanye nenani lamakhanda entambo, okufanele ibalwa ngokuya nge-M=H/ZS (M inani eliphelele lokuphenduka okufanele idivayisi kagesi ihlangabezane nayo, H ubude bokuvulwa kwevalvu, u-S uyi-screw pitch ye-stem drive, futhi u-Z uyinombolo yochungechunge amakhanda esiqu se-valve). I-Stem DIAMETER: KUMAVAVAVA OKUVULIWE KANINGI-AMA-MULTI, IVAVU KAgesi AYIKWAZI UKUHLANGANISWA UMA UDAMETTER OMKHULU OVUNYELWE YIDIVAYISI KAgesi ungadluli esiqwini sevalvu enikeziwe. Ngakho-ke, ububanzi bangaphakathi bomgodi wokuphuma ongenalutho wedivayisi kagesi kufanele bube bukhulu kunobubanzi obungaphandle besiqu se-valve yenduku evulekile. Ngokwengxenye ye-valve ejikelezayo kanye ne-valve ejikelezayo eminingi ku-valve yenduku emnyama, nakuba ungacabangi ububanzi besiqu se-valve ngokusebenzisa inkinga, kodwa ekufaniseni kufanele futhi kubhekwe ngokugcwele ububanzi besiqu se-valve kanye nosayizi we-valve. keyway, ukuze umhlangano usebenze ngokujwayelekile. Isivinini sokukhipha: Uma isivinini sokuvula nokuvala se-valve sishesha kakhulu, kulula ukukhiqiza into yesando samanzi. Ngakho-ke, isivinini esifanele sokuvula nokuvala kufanele sikhethwe ngokuvumelana nezimo ezihlukene zokusetshenziswa. Imibono yobuchwepheshe bokuthuthukiswa komkhiqizo omusha we-Valve I-Valve isetshenziswa kuyo yonke imikhakha yomnotho wezwe kanye nokuziphilisa kwabantu, ngoba ukuzivumelanisa nezidingo zezimo ezihlukahlukene zokusebenza, ngakho-ke inenani elikhulu lezinhlobonhlobo. Imboni yokukhiqiza amavalvu yezwe lethu inkulu kakhulu, abakhiqizi bamavalvu bayizinkulungwane, ezweni lonke. Izwe lethu selingelinye lamazwe akhiqiza ama-valve emhlabeni wonke kanye namazwe afunwa yizimakethe ezinkulu. Kodwa iningi lemboni ye-valve yaseShayina yamabhizinisi amancane naphakathi, okuhle nokubi kuhlangene, inani lonyaka eliphumayo elingaphezu kwezigidi eziyikhulu ze-yuan ezintathu, ngisho nokuqhathaniswa nezinye imboni yemishini yasekhaya, kokubili ezingeni lemishini kanye nobuchwepheshe futhi kukhona igebe elikhulu, ngempela inawo amandla ocwaningo kanye nokuthuthukiswa kwemikhiqizo yeyunithi mancane kakhulu, ngakho-ke epayipini elikhulu le-petrochemical, amandla enuzi, uwoyela negesi webanga elide kanye namanye amaphrojekthi amakhulu, Ama-valve asekelayo athunyelwa kakhulu kwamanye amazwe njengamanje. Njengamanje, amabhizinisi ama-valve abaluleke kakhulu ekuthuthukisweni kwemikhiqizo emisha. Kumele kuqashelwe ukuthi imboni ye-valve ezweni lethu ithuthukela ku-, nakuba igebe elinezinga eliphezulu lamazwe ngamazwe lisekhona, kodwa liye ladlula isigaba sokumane ukukopisha nokudonsa. Ukuze sifune indlela yobuchwepheshe yokuthuthuka okuqhubekayo, kufanele sihlaziye futhi sicabange ngenkambiso yokuthuthukiswa kobuchwepheshe be-valve nokuthuthukiswa komkhiqizo kusuka ezingeni elijulile, futhi silwele ukuthuthukisa imikhiqizo emisha enamalungelo azimele empahla yengqondo. Okokuqala, okugxile kubantu, sungula umqondo wokuklanywa komkhiqizo womuntu Imvamisa sicatshangelwa ngokuyinhloko ekwakhiweni komkhiqizo impahla yawo, isakhiwo, amandla emishini, ukusebenza, impilo yesevisi nezinye izici, ekuhlolweni kokufaneleka kwe-valve, jikelele futhi ukusetshenziswa kwalezi zinkomba. Ngokuthuthuka kwe-Times kanye nenqubekelaphambili yomphakathi, umqondo wokugxila kubantu usungene kuyo yonke imikhakha yempilo yezenhlalo. Singaluzwa ngokucacile lolu shintsho kusukela ezindlini, ezimotweni, amakhompyutha, omakhalekhukhwini, izingubo zokugqoka kanye nezinsiza ezihlukahlukene zomphakathi. Bona kusuka kwezokuphepha, induduzo, ukonga amandla, ukuvikelwa kwemvelo, inoveli, enhle nezinye izici eziningi kuyo yonke imininingwane ukuze bacabangele imizwa yomthengi, bekhombisa ukunakekelwa kwabantu. Ngokusobala, idizayini eyenziwe ngabantu akufanele iphelele esigabeni sezimpahla zabathengi, ama-valve, njengohlobo lwenani elikhulu kakhulu elibanzi, elisetshenziswa embonini, kwezolimo, * * * * * futhi lihlobene kakhulu nempilo yokusebenza ye-People's Daily yemikhiqizo yemishini, futhi. ayikwazi njalo ukuvinjelwa umqondo womklamo wendabuko kanye nendlela yokuklama, futhi kufanele ihlole imibono emisha futhi ifake imibono emisha. Lapho sihlaziya imikhiqizo yangaphandle ethuthukile, ngaphezu kwezinkomba zokusebenza kwezobuchwepheshe, sizoqaphela ukuma kwayo okuhle, ukwakheka okuntekenteke, umgodi ohlanzekile, imininingwane enhle. Isibonelo, ukuze kuvinjwe ukungcoliswa kwesibili, ngisho ne-valve yokudonsa ayisebenzisi ukupakisha okuvala uphawu okuqukethe i-asbestos kanye nama-gaskets. Futhi, ukuze kugwenywe ukuklwejwa kwesandla sika-opharetha, isiphetho sebhawodi sokuxhuma sicutshungulwa sibe indawo egobile nokunye. Umehluko kule mininingwane ethile kufanele uvuse ukucabanga kwethu okujulile: kungani ifuna ukwenza kanjalo? Bekungacabanga kanjani ukwenza lokho? Isiphetho kufanele sikhuphukele kumqondo wokuklama owenziwe ngabantu, okhuphuke usuka ezingeni lokuqonda, uzokwenza umklamo wethu womkhiqizo ungasahlali esigabeni sokuqala, esilula kodwa ngokombono wobunjiniyela bomshini womuntu, kusukela kokuphephile kakhudlwana, okuthembekile, ukonga amandla, ukuvikelwa kwemvelo, ukukhiqiza okuhlanzekile, ukunethezeka nokusebenza kalula, ukuhlakazeka kalula ukulungisa ukuze uhlole izici eziningi, njengokucabanga, Inikeza i-valve lo mkhiqizo wendabuko nomqondo omusha sha kanye nesithombe, yakha isici sayo. 2. Naka inqubekelaphambili yesayensi yezinto ezibonakalayo, futhi usebenzise izinto ezintsha, ubuchwepheshe obusha nezinqubo ezintsha emikhiqizweni yama-valve ngesikhathi Ngokuqhubeka kobuchwepheshe, ukukhiqizwa kwezimboni ngezinga lokushisa eliphezulu nokucindezela okuphezulu, izinga lokushisa eliphansi, i-vacuum ephezulu, ukugqwala. , i-radioactive, enobuthi, evuthayo futhi eqhumayo ekhuphuka imingcele ye-contour yezimo zokusebenza eziyinkimbinkimbi, ngaleyo ndlela i-valve esebenzisa umsebenzi wokuphepha, ukwethembeka nempilo yesevisi, njll, ibeka phambili izidingo eziphakeme neziqinile, ngakho ukuthuthukiswa okuvumelana nesimo sokusebenza ipharamitha ephezulu yazo zonke izinhlobo zama-valve, Ngokwemvelo, sekuyinkinga evamile embonini yokukhiqiza ama-valve, umnyango wokuklama ubunjiniyela kanye nabasebenzisi, futhi izithiyo eziyinhloko zobuchwepheshe zokuxazulula inkinga ngokuvamile ziyizinto ezibonakalayo. Isayensi yezinto ezibonakalayo ithathwa njengenye yezifundo ezithembisayo ekhulwini leminyaka elisha. Eminyakeni yamuva nje, kuye kwavela izinto eziningi ezintsha ezisebenza kahle kakhulu, ezinjengama-nanomaterials ahlukahlukene, i-superconducting materials, izinto ezisebenzayo, i-organic synthetic kanye ne-polymer materials, i-inorganic nonmetallic materials nezinto ezihlukahlukene eziyinhlanganisela. Ngesikhathi esifanayo ukubunjwa okuningi, ukushisela, ukushisela isifutho, ukufutha, inhlanganisela, i-sintering nokunye ukwakhiwa nokwelashwa kwendawo yobuchwepheshe obusha kanye nemishini yobuchwepheshe obusha. Ukunaka kakhulu ulwazi, izitayela kanye nempumelelo yocwaningo nokuthuthukiswa kobunjiniyela bezinto ezibonakalayo, futhi ukuzisebenzisa emikhiqizweni yamavalvu kusenesikhathi kuyindlela yobuchwepheshe ebalulekile yokuthuthukisa ukusebenza okuphezulu kanye namavalvu epharamitha aphezulu. Ikakhulukazi, kufanelekile ukusho ukuthi i-ceramics yezimboni njengezinto zokuqala ezingezona ezensimbi, ezisetshenziselwa ukumelana nezinga lokushisa, ukumelana nokugqwala kanye nezingxenye ze-valve yokumelana nokuguguleka, ngokuvamile zithola imiphumela emihle. 3. Ukuhlanganisa ubuchwepheshe bolwazi kanye nobuchwepheshe bezobunhloli bokwenziwa kuma-valve kanye nokubona ukuhlanganisa kuyindlela entsha yokuqanjwa kabusha kwezobuchwepheshe Esikhathini sangaphambili, ukuthuthuka okusheshayo kobuchwepheshe bolwazi, ulwazi kanye nobuhlakani kushintsha njalo ubuso bokukhiqizwa kwezimboni nezolimo kanye nempilo yabantu. . I-valve njengama-terminal actuators ukulawula ukunyakaza koketshezi epayipini, uma ikwazi ukwenza ubuchwepheshe besimanje bekhompiyutha, ubuchwepheshe benzwa, inethiwekhi nobuchwepheshe bokulawula kude nobuchwepheshe obuhlakaniphile emikhiqizweni ye-valve, i-valve izonikezwa umqondo omusha, ihluke ngokuphelele imikhiqizo yasekuqaleni ikhiqizwa isakhiwo esisha kanye nendlela yokusebenza yokuthuthukiswa komkhiqizo we-valve. Eminyakeni yamuva nje, isilawuli, i-valve yokuphepha, i-valve yokunciphisa ingcindezi, isicupho neminye imikhiqizo isiqalile ukubonisa izimpawu. Njenge-valve yokuphepha yasentwasahlobo yi-* * * * * esetshenziswa i-valve yokusiza, kodwa njengemishini yokukhiqiza yepharamitha enkulu nephezulu, lolu hlobo lwe-valve yokusiza kusayizi wesakhiwo nokuthembeka kunzima ukuhlangabezana nezidingo zokukhiqiza, uma inzwa yokucindezela i-valve ifakwe ngaphakathi kwe-valve yokulawula ukuvula nokuvala ngokushesha, i-valve izoba uhlobo lwemodi entsha sha. Futhi njengohlobo lwamanje logibe lwabaningi, isimiso salo sokusebenza ukusebenzisa umusi kanye nezinga lokushisa lamanzi elijiyile, ukuminyana, ukuhluka kwesilinganiso sokugeleza, ngokusebenzisa indlela eyinkimbinkimbi yokubona ukuvulwa nokuvala kwe-valve, ukuqedela umsebenzi wokudonsa igesi. Uhlobo olusha lwesicupho ukukwazi ukukhomba izingxenye ze-gas-liquid kanye nama-valve akhiwe abe yinye, ukulawula ukuvulwa nokuvalwa kwe-valve, ngokusho kwalo mbono wokuklanywa kwesicupho esisha, kubikwe phesheya. Okwesine, ukwandisa umbono, ukusungula umqondo wephrojekthi enkulu, ujwayelene nezici zenqubo yesethi enkulu ephelele yemishini, ukuthuthukisa ubuchwepheshe obuphezulu kanye nenani eliphakeme elengeziwe lemikhiqizo ye-valve engcono kakhulu Njengemishini esekela kudivayisi yokukhiqiza yezimboni, i-valve idlala. indima ebaluleke kakhulu ekuqinisekiseni ukusebenza okuphephile nokujwayelekile kwenqubo. Ukuthuthukiswa kwemikhiqizo emisha ye-valve akukwazi ukuhlukaniswa nemishini yokukhiqiza ehlobene eduze nenqubo yokukhiqiza. Ekuthuthukisweni okusheshayo kwesayensi nobuchwepheshe, ukukhiqizwa kwezimboni kwemikhiqizo emisha, ubuchwepheshe obusha, izinqubo ezintsha, amadivaysi amasha ayaqhubeka nokuvela, ukuze i-valve ehambisanayo ekusebenzeni, isakhiwo, izinto ezibonakalayo nazo zibeke izidingo ezintsha ngokufanele. Kuyindikimba ebalulekile ekuthuthukisweni kwemikhiqizo emisha ukuthuthukisa zonke izinhlobo zamavalvu enziwe ngokwezifiso ezimbonini ezithile kanye nezinqubo ezithile zobuchwepheshe, futhi kuyisidingo esiphuthumayo sokwenziwa kwasendaweni kobuchwepheshe nemishini emikhulu, njengamavalvu amandla enuzi, uwoyela kanye ama-valve amapayipi ahamba ibanga elide egesi, amalahle amakhemikhali e-slurry valves, njll. Ukuze kube nalokhu, ukuba nomqondo wephrojekthi enkulu, enemingcele embalwa yokuklama, ku-valve ye-valve akukuhle, ukuba nomqondo ophelele wephrojekthi yonke. kanye namasethi aphelele emishini, aqonde inqubo yawo yokukhiqiza, indawo yokukhiqiza, izimo zokusebenza kanye nemininingwane efanele yezobuchwepheshe, ngalesi sisekelo, Kungale ndlela kuphela esingacabanga ngayo, sithuthukise futhi siklame imikhiqizo eyisici ukuze sihlangabezane nezidingo zephrojekthi, njengababhali. ingadala imisebenzi emihle kuphela lapho ijula ​​ekuphileni. Isigaba se-valve sihlukahlukene, izinkulungwane zezinhlobonhlobo, isidingo semakethe sishintsha njalo, isikali sokukhiqiza somkhiqizi we-valve kanye nezinga lobuchwepheshe alilingani, kodwa umkhiqizo we-valve ekuthuthukisweni okujwayelekile kanye nokuthuthukiswa kwendlela yobuchwepheshe kunokuningi okufanayo. . Uma amabhizinisi ama-valve ekwazi ukuhlanganisa izimo zawo, futhi anqume umgomo wokuthuthukiswa komkhiqizo wawo omusha ngendlela yesayensi nezobuchwepheshe, azothatha izindlela ezimbalwa zokuphambuka, akhuthaze imboni yama-valve ezweni lakithi ukuthi ithuthuke ngokuqhubekayo futhi ibe nempilo.