Tsamaisong ea hydraulic, cavitation ke ketsahalo eo ho eona liphetoho tse potlakileng tsa khatello oli li bakang ho thehoa ha likoti tse nyane tse tletseng mouoane libakeng tseo khatello e leng tlase haholo. Hang ha khatello e theohile ho ea ka tlase ho boemo ba mouoane o tletseng mocheso mochesong oa ho sebetsa oa oli, likoti tse 'maloa tse tletseng mouoane li tla hlahisoa hang-hang. Ka lebaka leo, bongata ba lipululana tsa moea bo lebisa ho emisong ea oli ka har'a liphaephe kapa likarolo tsa hydraulic.
Ketsahalo ea ho thiba molomo hangata e etsahala monyako le kantle ho valve le pompo. Ha oli e phalla ka tsela e patisaneng ea valve, sekhahla sa lebelo la mokelikeli sea eketseha 'me khatello ea oli ea fokotseha, kahoo ho thiba molomo hoa etsahala. Ho phaella moo, ketsahalo ena e hlaha ha pompo e kentsoe boemong bo phahameng haholo, khanyetso ea ho monya oli e kholo haholo hobane bophara ba ka hare ba phaephe ea ho hula e nyane haholo, kapa ha ho monya oli ho sa lekana ka lebaka la lebelo la pompo ho phahame haholo.
Lipululana tsa moea, tse tsamaeang sebakeng se nang le khatello e phahameng ka oli, li robeha kapele ka lebaka la boiteko ba khatello e phahameng, ebe likaroloana tse metsi tse potolohileng li buseletsa lipululana ka lebelo le phahameng, kahoo ho thulana ha lebelo le phahameng pakeng tsa likaroloana tsena ho hlahisa tšusumetso e itseng ea hydraulic. Ka lebaka leo, khatello le mocheso ka karolo e itseng lia eketseha haholo, li baka ho thothomela le lerata le bonahalang.
Leboteng le teteaneng le potolohileng moo masoba a hoama le bokaholimo ba dielemente, dikarolwana tsa tshepe tse ka hodimo di wang, ka lebaka la ho tshwenyeha ka nako e telele ka lebaka la ho tshwarwa ke metsi le mocheso o phahameng, hammoho le boiteko bo senyang haholo bo bakwang ke kgase e tswang oling.
Kamora ho hlalosa ketsahalo ea cavitation le liphello tsa eona tse mpe, re thabela ho arolelana tsebo le boiphihlelo ba rona ba mokhoa oa ho e thibela hore e se ke ea etsahala.
【1】Fokotsa ho theoha ha khatello sebakeng seo ho phallang ho sona ka masoba a manyane le libaka tse arohaneng: tekanyo e lebeletsoeng ea khatello ea ho phalla ha masoba le libaka tse arohaneng pele le ka mor'a moo ke p1/p2 < 3.50.
【2】Hlalosa bophara ba phaephe ya ho monya pompo ya haeteroliki ka nepo, mme o thibele lebelo la mokelikeli ka hara phaephe ka ditsela tse ngata; fokotsa bophahamo ba ho monya pompo, mme o fokotse tshenyo ya kgatello moleng wa ho kena ka hohle kamoo ho ka kgonehang.
【3】Khetha kgokelo ya T e sa keneng moya ya boleng bo hodimo mme o sebedise pompo ya metsi e nang le kgatello e hodimo e le pompo e thusang ho fana ka oli.
【4】Leka ho sebelisa liphaephe tsohle tse otlolohileng tsamaisong, u qobe ho reteleha ka bohale le ho senyeha hanyane.
【5】Ntlafatsa bokgoni ba dielemente ho hanela ho tjheswa ha kgase.
Nako ea poso: Loetse-21-2020