Iindaba zoshishino
-
Izakhono zokukhetha iivalvu
1, Amanqaku aphambili okukhetha ivalvu A. Cacisa injongo yevalvu kwisixhobo okanye kwisixhobo Chonga iimeko zokusebenza zevalvu: uhlobo lomgangatho ofanelekileyo, uxinzelelo lokusebenza, ubushushu bokusebenza, ukusebenza njl. B. Khetha ngokuchanekileyo uhlobo lwevalvu Ukhetho oluchanekileyo lwe ...Funda ngokugqithisileyo -
ulwazi lwevalvu yebhabhathane yomoya
Njengesixhobo sokuvula, ukuvala kunye nokulawula umbhobho wokususa umoya kunye nothuli, ivalvu yebhabhathane yomoya ifanelekile kwiinkqubo zokukhusela umoya, ukususa uthuli kunye nokusingqongileyo kwi-metallurgy, imigodi, isamente, ishishini leekhemikhali kunye nokuveliswa kombane. Ibhabhathane yomoya yomoya i...Funda ngokugqithisileyo -
Iimpawu zevalvu yebhabhathane enganyangekiyo yombane kunye negesi
Ivalvu yebhabhathane yegesi yothuli elwa nokungqubana ngombane yimveliso yevalvu yebhabhathane engasetyenziswa kwiindlela ezahlukeneyo ezifana nomgubo kunye nezinto ezibunjiweyo. Isetyenziselwa ukulawula ukuhamba kwamanzi kunye nokuvala igesi enothuli, umbhobho wegesi, isixhobo sokungenisa umoya kunye nokucoca, umbhobho wegesi othululwayo, njl.njl. Omnye...Funda ngokugqithisileyo -
Umgaqo wolwakhiwo lwevalvu yebhabhathane yomoya ethambekileyo yepleyiti yomoya
Ivalvu yebhabhathane yegesi yothuli yendabuko ayisebenzisi indlela yokufaka idiski ngendlela ethambekileyo, nto leyo ekhokelela ekuqokeleleni kothuli, inyusa ukumelana nokuvulwa nokuvalwa kwevalvu, kwaye ichaphazela nokuvulwa nokuvalwa okuqhelekileyo; Ukongeza, ngenxa yevalvu yebhabhathane yegesi yothuli yendabuko...Funda ngokugqithisileyo -
Indlela echanekileyo yokufaka ivalvu yebhabhathane ye-wafer
Ivalvu yebhabhathane ye-wafer yenye yezona ntlobo zixhaphakileyo zeevalvu kwiipayipi zemizi-mveliso. Ulwakhiwo lwevalvu yebhabhathane ye-wafer luncinci. Beka nje ivalvu yebhabhathane phakathi kweeflanges kuzo zombini iziphelo zombhobho, kwaye usebenzise i-stud bolt ukudlula kumbhobho we-f...Funda ngokugqithisileyo -
Indlela yokugcina ivalvu ngexesha lokusebenza
1. Gcina ivalvu icocekile Gcina iindawo zangaphandle nezishukumayo zevalvu zicocekile, kwaye ugcine ukuthembeka kwepeyinti yevalvu. Umaleko womphezulu wevalvu, umsonto wetrapezoidal kwisiqu kunye ne-nut yesiqu, inxalenye etyibilikayo ye-nut yesiqu kunye ne-bracket kunye nezixhobo zayo zokudlulisa, i-worm kunye nezinye izinto...Funda ngokugqithisileyo -
Ukufakwa kwesango le-penstock
1. Ukufakelwa kwesango lePenstock: (1) Kwisango lentsimbi elifakwe ngaphandle komngxuma, isango elingaphakathi lihlala lidityaniswe ngepleyiti yentsimbi efakwe ngaphakathi emngxunyeni wodonga lwedama ukuqinisekisa ukuba isango elingaphakathi lihambelana nomgca weplumb onokuphambuka okungaphantsi kwe-1 / 500. (2) Kwi ...Funda ngokugqithisileyo -
I-Goggle valve / i-line blind valve, iimveliso ezenziwe ngokwezifiso ze-THT Jinbin valve
Ivalvu yegoggle valve/line blind ingaxhotyiswa ngesixhobo sokuqhuba ngokwemfuno yomsebenzisi, esinokwahlulwahlulwa sibe ziindlela ze-hydraulic, pneumatic, electric, manual transmission, kwaye sinokulawulwa ngokuzenzekelayo yi-DCS kwigumbi lolawulo. Ivalvu yegoggle valve/line blind, nayo...Funda ngokugqithisileyo -
Incwadi yemiyalelo yenkqubo yokufaka ivalvu yebhabhathane yombane
Incwadi yemiyalelo yenkqubo yokufaka ivalvu yebhabhathane yombane 1. Beka ivalvu phakathi kweeflange ezimbini ezifakelweyo (ivalvu yebhabhathane yeflange idinga indawo yegasket efakelweyo kuzo zombini iziphelo) 2. Faka iibholiti kunye neenati kuzo zombini iziphelo kwimingxunya yeflange ehambelanayo kuzo zombini iziphelo (igasket p...Funda ngokugqithisileyo -
Umahluko phakathi kwevalvu yesango lemela kunye nevalvu yesango
Ivalvu yesango lemela ifanelekile kwipayipi yodaka kunye nepayipi ephakathi equlethe ifayibha, kwaye ipleyiti yayo yevalvu inokunqumla izinto zefayibha kwipayipi ephakathi; isetyenziswa kakhulu ekuhambiseni udaka lwamalahle, ipulp yeminerali kunye nombhobho wephepha weslag slag. Ivalvu yesango lemela sisiphumo sevalvu yesango, kwaye ine...Funda ngokugqithisileyo -
Inkqubo ephambili yokwenza isinyithi kwi-oven blast
Indlela ekwakhiwe ngayo inkqubo yokwenza isinyithi kwi-blast furnace: inkqubo yezinto eziluhlaza, inkqubo yokondla, inkqubo yophahla lwe-furnace, inkqubo yomzimba we-furnace, inkqubo yokucoca igesi ekrwada kunye negesi, inkqubo yendlu yokucofa i-tuyere kunye ne-tapping, inkqubo yokucubungula i-slag, inkqubo yesitovu esishushu, ukulungiswa kwamalahle acoliweyo...Funda ngokugqithisileyo -
Iingenelo kunye nokungalungi kweevalvu ezahlukeneyo
1. Ivalvu yesango: Ivalvu yesango ibhekisa kwivalvu enelungu layo lokuvala (isango) elihamba kwicala elithe nkqo le-axis yetshaneli. Isetyenziselwa ikakhulu ukusika i-medium kwipayipi, oko kukuthi, evuleke ngokupheleleyo okanye evaliweyo ngokupheleleyo. Ngokubanzi, ivalvu yesango ayinakusetyenziswa njengomjelo wohlengahlengiso. Inga...Funda ngokugqithisileyo -
Yintoni i-accumulator?
1. Yintoni i-accumulator I-hydraulic accumulator sisixhobo sokugcina amandla. Kwi-accumulator, amandla agciniweyo agcinwa ngendlela yegesi ecinezelweyo, intwasahlobo ecinezelweyo, okanye umthwalo ophakanyisiweyo, kwaye asebenzisa amandla kulwelo olungacinezelekiyo. Ii-accumulator ziluncedo kakhulu kwiinkqubo zamandla olwelo...Funda ngokugqithisileyo -
Umgangatho woyilo lweValve
Umgangatho woyilo lweevalvu ASME I-American Society of Mechanical Engineers ANSI I-American National Standards Institute API I-American Petroleum Institute MSS SP I-American Standardization Association of Valves and Fittings Abavelisi beBritish Standard BS I-Japanese Industrial Standard JIS / JPI Isizwe saseJamani...Funda ngokugqithisileyo -
Ulwazi lokufakela ivalvu
Kwinkqubo yolwelo, ivalvu isetyenziselwa ukulawula indlela, uxinzelelo kunye nokuhamba kolwelo. Kwinkqubo yokwakha, umgangatho wokufakwa kwevalvu uchaphazela ngokuthe ngqo ukusebenza okuqhelekileyo kwixesha elizayo, ngoko ke kufuneka ixatyiswe kakhulu yiyunithi yokwakha kunye neyunithi yemveliso. I-va...Funda ngokugqithisileyo -
Umphezulu wokutywina ivalvu, lungakanani ulwazi olwaziyo?
Ngokuphathelele umsebenzi olula wokusika, umsebenzi wokuvala ivalvu kumatshini kukuthintela ukuba i-medium ingaphumi okanye ivale izinto zangaphandle ukuba zingangeni ngaphakathi ecaleni kwekhonkco phakathi kwamalungu akwindawo apho ivalvu ikhoyo. Ikhola kunye ne-compone...Funda ngokugqithisileyo -
Uhlalutyo lwezinto zophuhliso kwiShishini leeValve zaseTshayina
Izinto ezilungileyo (1) Isicwangciso sophuhliso lweshishini lenyukliya "seminyaka emihlanu" esivuselela imfuno yemarike yeevalvu zenyukliya Amandla enyukliya aqatshelwa njengamandla acocekileyo. Ngophuhliso lwetekhnoloji yamandla enyukliya kunye nokhuseleko lwayo oluphuculweyo kunye noqoqosho, i-nuclea...Funda ngokugqithisileyo -
Amathuba anomtsalane kwi-oyile kunye negesi ephezulu
Amathuba e-oyile negesi anyukayo okuthengiswa kweevalvu agxile kwiintlobo ezimbini eziphambili zezicelo: i-wellhead kunye ne-pipeline. Eyokuqala ilawulwa ngokubanzi yi-API 6A Specification ye-Wellhead kunye ne-Christmas Tree Equipment, kwaye eyesibini yi-API 6D Specification ye-Pipeline...Funda ngokugqithisileyo -
Ithetha ukuthini iDe.DN.Dd
I-DN (Ububanzi obuqhelekileyo) ithetha ububanzi obuqhelekileyo bombhobho, obungumyinge wobubanzi obungaphandle kunye nobubanzi obungaphakathi. Ixabiso le-DN = ixabiso le-De -0.5 * ixabiso lobukhulu bodonga lwetyhubhu. Qaphela: Olu alulo ububanzi obungaphandle okanye ububanzi obungaphakathi. Amanzi, intsimbi yokudlulisa igesi...Funda ngokugqithisileyo