Hlahloba valvee boetse e bitsoavalve ea tsela e le 'ngoekapa valve ea ho hlahloba, mosebetsi oa eona ke ho thibela bohareng ba pipeline ho khutlela morao.Belofo e bulang kapa e koalang ka boeona ka phallo le matla a seaplane ho thibela mahareng hore a se ke a khutlela morao e bitsoa cheque valve.Li-valve tsa ho hlahloba ke tsa sehlopha sa li-valve tsa othomathike.Li-valve tsa ho hlahloba li sebelisoa haholo-holo liphaepheng moo sehare se phallang ka lehlakoreng le le leng, 'me se lumella feela sehare ho phalla ka lehlakoreng le le leng ho thibela likotsi.
Ho ea ka sebopeho sa valve ea ho hlahloba, e ka aroloa ka mefuta e meraro:phahamisa valve ea ho hlahloba, swing check valveleserurubele hlahloba valve.Li-valve tsa cheke li ka aroloa ka mefuta e 'meli:li-valve tsa ho hlahloba tse otlolohilengleli-valve tsa ho hlahloba tse rapameng.The swing check valve e arotsoe ka mefuta e meraro:valve ea ho hlahloba poleiti e le 'ngoe, valve ea ho hlahloba lipoleiti tse pelile valve ea ho hlahloba lipoleiti tse ngata.
Lintho tse latelang li lokela ho eloa hloko ha u kenya valve ea ho hlahloba:
1.U se ke ua lumella valve ea ho hlahloba hore e be le boima ba liphaephe.Li-valve tse kholo tsa ho hlahloba li lokela ho tšehetsoa ka boithaopo e le hore li se ke tsa angoa ke khatello e hlahisoang ke tsamaiso ea liphaephe.
2.Ha u kenya, ela hloko tataiso ea phallo e bohareng e lokela ho lumellana le tataiso ea motsu o tšoailoeng holim'a 'mele oa valve.
3.Ho phahamisa valve ea ho hlahloba flape lokela ho kenngoa phaepheng e emeng.
4.Thephahamisa mofuta o tshekaletseng flap hlahloba valvee lokela ho kenngoa phaepheng e tšekaletseng.
Lintlha tsa ho kenya:
1.Ha u beha pipeline, ela hloko ho etsa tsela e fetang ea sekoti se hlahlobang valvee tsamaellanang le tataiso ea phallo ea mokelikeli, E kentsoeng ka phaepheng e emeng;Bakeng sa liphaephe tse tšekaletseng, beha valve ea ho hlahloba liphaephe ka ho otloloha.
2.Sebelisa tube ea telescopic pakeng tsa valve ea ho hlahloba sekoti le valve ea serurubele, u se ke ua e kopanya ka ho toba le li-valve tse ling.
3. Qoba ho eketsa manonyeletso a liphaephe le litšitiso ka har'a radius ea ts'ebetso ea poleiti ea valve.
4.U se ke ua kenya mochine o fokotsang ka pele kapa ka morao ho valve ea ho hlahloba sekoti.
5.Ha u kenya valve ea ho hlahloba sekoti ho pota setsoe, ela hloko ho siea sebaka se lekaneng.
6.Ha u kenya valve ea ho hlahloba liphaphatha sebakeng sa pompo, tlohela sebaka sa bonyane makhetlo a tšeletseng a bophara ba valve ho netefatsa hore serurubele se qetella se angoa ke mokelikeli.
Nako ea poso: Sep-10-2021