Ama-slab ama-valves ayizinto ezibalulekile ezinqubweni ezahlukahlukene zezimboni, ikakhulukazi lezo ezibandakanya ukulawula ukuhamba koketshezi noma amagesi. Lawa ma-valve asetshenziswa kuzinhlelo eziningi ezahlukene, kufaka phakathi ukukhiqizwa kwamafutha nokukhiqizwa kwegesi, ukucubungula kwamakhemikhali, kanye nokwelashwa kwamanzi. Kulesi sihloko, sizohlola ukuthi yimaphi ama-slab valve, ukuthi asebenza kanjani, nezinhlobo zawo ezihlukile.
Yini aslab valve?
I-slab valve uhlobo lwe-valve oluqukethe isango elibunjwe ngeseli elinamabala angena phezulu naphansi ukulawula ukuhamba koketshezi noma igesi ngepayipi. Isango livame ukwenziwa ngensimbi futhi lisebenza nge-actuator, elingaba yincwadi, i-hydraulic, noma pneumatic. Lapho isango lisesimweni esivaliwe, livimba ukugeleza koketshezi, futhi lapho livulekile, livumela uketshezi ukuthi ludlule.


Kwenzeka kanjanislab valvesebenza?
Umgomo osebenzayo we-slab valve ulula. Lapho i-actuator icushiwe, ishukumisela isango phezulu noma phansi, kuya ngokuthi i-valve idinga ukuvulwa noma ivalwe. Esimweni esivaliwe, isango liqala ngokumelene nomzimba we-valve, kwakha uphawu oluqinile oluvimbela uketshezi ukuthi lugeleze ngepayipi. Lapho i-valve idinga ukuvulwa, umbhali ushukumisela isango ephuma endleleni, evumela uketshezi ukuthi lugeleze ngokukhululeka ngepayipi.
Ama-slab ama-valves asetshenziswa ngokujwayelekile kuzinhlelo zokusebenza lapho umthamo omkhulu we-fluid udinga ukuhanjiswa ngokushesha. Zilusizo ikakhulukazi kuzinhlelo zokusebenza lapho uketshezi luhlangene noma luwonakalise, njengoba kwenziwa isango ngezinto zokwakha ezivimbela ukugqoka nokuklebhula.
Izinhlobo zama-slab valves
Kunezinhlobo eziningi ezahlukahlukene zama-slab valves, ngamunye anomklamo wawo oyingqayizivele nezimpawu zokusebenza. Ezinye izinhlobo ezivame kakhulu zifaka:
Ukukhuphuka kwesiqu stem slab valve: Lolu hlobo lwe-slab valve lunesango elishukumisela phezulu naphansi ngesiqu esinentambo. Njengoba isiqu sijikelezwa, isango liya phezulu noma phansi, livule noma livala i-valve.
I-Stem Stem Slab Valve ye-Not-ekhuphuke: Lolu hlobo lwe-valve lunesango elishukumisela phezulu naphansi kwesiqu esingafakwanga. Esikhundleni sokujikeleza isiqu, umbhali ushukumisela isango phezulu noma phansi ngqo, avule noma avale i-valve.
I-Knife Gate Valve: Lolu hlobo lwe-valve lunesango elibukhali elinqunyelwe lisika uketshezi njengoba luqhubekela phambili. Ama-valves wesango le-Knife asetshenziswa ngokujwayelekile kuzinhlelo zokusebenza lapho uketshezi luqukethe izinhlayiya eziqinile, ezifana nasekwelashweni kwamanzi ezimayini noma ezingcolile.
I-Sliding Gate Valve: Lolu hlobo lwe-valve lunesango elingena emuva naphezu kokunyuka naphansi. Ama-valves e-Sliding Gate Valves asetshenziswa ngokujwayelekile kuzinhlelo zokusebenza lapho kudingeka khona uphawu oluqinile, njengamapayipi egesi.
I-Wedle Gate Valve: Lolu hlobo lwe-valve lunesango elibunjiwe njenge-wedge. Njengoba kwehliswe isango, kucindezela ngokumelene nesihlalo se-valve, kwakha uphawu oluqinile oluvimbela uketshezi ukuthi lugeleze.
Ukukhetha i-valve ye-slab efanelekile yesicelo sakho
Lapho ukhetha i-valve ye-slab yesicelo sakho, kunezici eziningana okufanele zicatshangelwe, kufaka phakathi uhlobo loketshezi oluthuthwa, ingcindezi kanye nokushisa koketshezi, kanye nenani lokugeleza. Kubalulekile ukukhetha i-valve eyenziwe ngezinto ezihambelana noketshezi oluhanjiswa, kanye ne-valve engaphatha ingcindezi kanye nokushisa koketshezi.
Ngaphezu kwalokho, kubalulekile ukukhetha i-valve enosayizi kahle isicelo sakho. Ukukhetha i-valve emncane kakhulu kungaholela ekucindezelweni ngokweqile kwehle nemikhawulo yokugeleza, kuyilapho ukhetha i-valve ekhulu kakhulu kungaholela ezindlekweni ezengeziwe kanye nokusebenza kahle.
Ukugcina
Ama-slab ama-valvesziyizakhi ezibalulekile ezinqubweni eziningi zezimboni, ukuhlinzeka ngokulawula okuqondile ngokugeleza koketshezi ngamapayipi. Ngomklamo wabo olula nokusebenza okuthembekile, ama-slab ama-valves alungele ukusetshenziswa ezinhlobonhlobo zezicelo, kusuka ku-oyili nokukhiqizwa kwegesi kuya
Ukulungiswa kwamakhemikhali nokwelashwa kwamanzi. Ngokuqonda izinhlobo ezahlukene zama-slab valves nezinto okufanele zicatshangelwe lapho ukhetha i-valve efanelekile yesicelo sakho, ungaqinisekisa ukuthi inqubo yakho isebenza kahle nangendlela efanele.
Kubalulekile futhi ukuthi ulondoloze kahle ama-valve akho e-slab ukuze aqinisekise ukusebenza kwawo okuqhubekayo nokwethembeka. Ukuhlola okujwayelekile nokulungiswa kungasiza ukukhomba noma yiziphi izingqinamba ezingaba khona ngaphambi kokuba zibe nezinkinga ezibalulekile, ukuvimbela isikhathi sokuphumula nokubika okubizayo.
Ekuphetheni, ama-slab valves ayingxenye ebalulekile yezinqubo eziningi zezimboni, ukuhlinzeka ngokulawula okuthembekile nokunembile ngokugeleza koketshezi. Ngokukhetha i-valve efanelekile yesicelo sakho bese usigcina kahle, ungaqinisekisa ukuthi inqubo yakho isebenza kahle nangokuphumelelayo, yandisa umkhiqizo kanye nokunciphisa isikhathi sokuphumula.
Isikhathi sePosi: Meyi-06-2023