Hamore ea metsi ke eng?
Hamore ea metsi e fokotsehile ka tšohanyetso kapa ka valve e koetsoe ka potlako haholo, ka lebaka la inertia ea khatello ea metsi a phallang, leqhubu la ho phalla le hlahisoa, joalo ka hamore, e bitsoang hamore ea metsi.Matla a morao-rao a maqhubu a ts'isinyeho ea metsi, ka linako tse ling a le maholo, a ka senya li-valve le lipompo.
Ha valve e bulehileng e koaloa ka tšohanyetso, phallo ea metsi e fana ka khatello holim'a lerako le lebota la pipe.Ka lebaka la lerako le boreleli la phala, phallo ea metsi e latelang tlas'a ts'ebetso ea inertia e potlakela ho fihla holimo 'me e hlahisa phello e senyang, e leng "phello ea hamore ea metsi" ka mechine ea mokelikeli, ke hore, hamore e ntle ea metsi.Ntlha ena e lokela ho shejoa kahong ea lipeipi tsa phepelo ea metsi.
Ka lehlakoreng le leng, valve e koetsoeng e bulang ka tšohanyetso e tla boela e hlahise hamore ea metsi, e bitsoang hamore e mpe ea metsi, e nang le matla a mang a senyang, empa eseng a pele.Setsi sa pompo ea motlakase se tla boela se bake tšusumetso ea khatello le phello ea hamore ea metsi ha matla a khaoha kapa a qala ka tšohanyetso.Leqhubu le tšosang la khatello e joalo le ata haufi le phaephe, e leng se lebisang habonolo khatellong e feteletseng ea sebaka sa phaephe le ho baka ho phatloha ha lipeipi le ho senya thepa.Ka hona, ts'ireletso ea phello ea hamore ea metsi e fetoha e 'ngoe ea theknoloji ea bohlokoa ea boenjiniere ba phepelo ea metsi.
Maemo a hamore ea metsi:
1. Belofo e bula kapa e koala ka tšohanyetso;
2. Setsi sa pompo se emisa kapa se qala ka tšohanyetso;
3. Peipi e le 'ngoe ho ea metsing a phahameng (phapang ea bophahamo ba phepelo ea metsi ea limithara tse fetang 20);
4. Hlooho eohle ea pompo (kapa khatello ea ho sebetsa) e kholo;
5. Lebelo la ho phalla ha metsi phapeng ea metsi le leholo haholo;
6. Pipe ea metsi e telele haholo, 'me sebaka se fetoha haholo.
Kotsi ea phello ea hamore ea metsi:
Keketseho ea khatello e bakoang ke hamore ea metsi e ka fihla makhetlo a 'maloa kapa makhetlo a mangata ho feta khatello e tloaelehileng ea liphaephe.Tlhaloso e kholo ea phetoho ena e kholo ea khatello tsamaisong ea lipeipi ke:
1.Baka ho sisinyeha ho matla ha pipeline, motsoako oa pipe o khaotsoe;
2. Tšenyo ea valve, khatello e tebileng e phahame haholo ho baka ho phatloha ha lipeipi, khatello ea marang-rang ea phepelo ea metsi e fokotsehile;
3. Ho fapana le hoo, khatello e tlaase haholo e tla lebisa ho putlama ha phala, empa hape ho senya valve le ho lokisa;
4. Etsa hore phetoho ea pompo e senyehe, e senye lisebelisoa tsa kamore ea pompo kapa liphaephe, ka ho teba ho etsa hore kamore ea pompo e tletse metsi, e bakang likotsi le likotsi tse ling tse kholo, tse amang tlhahiso le bophelo.
Mehato ea ts'ireletso ea ho felisa kapa ho fokotsa hamore ea metsi:
Ho na le mehato e mengata ea tšireletso khahlanong le hamore ea metsi, empa mehato e fapaneng e lokela ho nkoa ho ea ka lisosa tse ka bang teng tsa hamore ea metsi.
1. Ho fokotsa sekhahla sa phallo ea phala ea phepelo ea metsi ho ka fokotsa khatello ea hamore ea metsi ho isa tekanyong e itseng, empa ho tla eketsa bophara ba phala ea phepelo ea metsi le ho eketsa matsete a morero.Kabo ea lithapo tsa phetiso ea metsi e lokela ho nahanoa ho qoba ho hlaha ha li-humps kapa liphetoho tsa tšohanyetso tsa matsoapo.Boholo ba hamore ea metsi bo amana haholo le hlooho ea geometri ea kamore ea pompo.E phahameng hlooho ea geometri ke, boleng bo boholo ba hamore ea metsi ke.Ka hona, hlooho ea pompo e utloahalang e lokela ho khethoa ho ea ka boemo ba sebele ba sebaka seo.Ka mor'a hore pompo e eme ka kotsi, pompo e lokela ho qalisoa ha pipeline e ka morao ho valve ea ho hlahloba e tletse metsi.U se ke ua bula valve ka ho feletseng ha u qala pompo, ho seng joalo e tla hlahisa tšusumetso e kholo ea metsi.Likotsi tse ngata tse kholo tsa hamore ea metsi liteisheneng tsa ho pompa li etsahala tlas'a boemo bona.
2. Theha sesebelisoa sa ho tlosa hamore ea metsi:
(1) Theknoloji ea kamehla ea taolo ea khatello:
Ha khatello ea marang-rang ea phepelo ea metsi e lula e fetoha le phetoho ea boemo ba ts'ebetso, ts'ebetso ea khatello e tlase kapa khatello e feteletseng hangata e etsahala ts'ebetsong ea ts'ebetso ea sistimi, e leng bonolo ho hlahisa hamore ea metsi, e bakang ho senyeha ha phala le lisebelisoa. .Mokhoa oa ho laola ka mokhoa o itekanetseng o amoheloa, ka ho lemoha khatello ea marang-rang ea liphaephe, ho laola maikutlo a pompo ho qala, ho emisa le ho laola lebelo, ho laola ho phalla, ebe ho etsa hore khatello e boloke boemo bo itseng.Khatello ea metsi ea pompo e ka behoa ke ho laola microcomputer ho boloka phepelo ea metsi khafetsa, ho qoba ho feto-fetoha ha khatello e feteletseng, le ho fokotsa monyetla oa hamore ea metsi.
(2) Kenya mochini o felisang hamore ea metsi
Thepa e thibela haholo-holo hamore ea metsi hore e se ke ea emisa pompo, eo hangata e kentsoeng haufi le phaephe e ntšang pompo.E sebelisa khatello ea pipeline ka boeona e le matla a ho lemoha khato e tlaase ea khatello e tlaase, ke hore, ha khatello ea pipeline e le tlaase ho feta tekanyo ea tšireletso e behiloeng, boema-kepe ba drain bo tla bula ho lokolloa ha metsi le khatello ea khatello, kahoo mabapi le ho leka-lekanya khatello ea lipeipi tsa lehae le ho thibela tšusumetso ea hamore ea metsi ho thepa le liphaephe.Eliminator ka kakaretso e ka aroloa ka mefuta e 'meli ea mochini le hydraulic, ketso ea ho felisa mochini ka ho hlaphoheloa ka letsoho, hydraulic eliminator e ka qala bocha.
(3) Kenya valve ea ho hlahloba e koalang butle holim'a phala e kholo ea pompo ea metsi.
E ka felisa hamore ea ho emisa metsi ka katleho, empa hobane ho na le palo e itseng ea metsi a khutlang nakong ea ts'ebetso ea valve, seliba sa ho hula se tlameha ho ba le phala e phallang.Ho na le mefuta e 'meli ea li-valve tsa ho hlahloba butle-butle: mofuta o boima oa hamore le mofuta oa polokelo ea matla.Sephahla sena se ka fetola nako ea ho koala valve ka har'a mefuta e itseng kamoo ho hlokahalang.Ka kakaretso, valve e koetsoe ka 70% ~ 80% nakong ea 3 ~ 7 s ka mor'a ho tima, 'me karolo e setseng ea 20% ~ 30% ea nako ea ho koala e lokisoa ho latela maemo a pompo le liphaephe, ka kakaretso sebakeng sa ho koala. 10 ~ 30 s.Ke habohlokoa ho hlokomela hore ha ho na le hump ka pipeline 'me hamore ea metsi ea borokho e etsahala, karolo ea valve ea ho hlahloba butle-butle e sebetsa haholo.
(4) Beha Tora e Laolang Khatello ea Tsela e le 'Ngoe
E hahiloe haufi le seteishene sa ho pompa kapa sebakeng se loketseng sa liphaephe, bophahamo ba tora ea surge ea tsela e le 'ngoe bo tlase ho feta khatello ea lipeipi moo.Ha khatello ea liphaephe e le ka tlase ho boemo ba metsi tora, tora e phahameng e tlatsa metsi ho pompo ho thibela kholomo ea metsi ho robeha le ho qoba ho koala hamore ea metsi.Leha ho le joalo, phello ea eona ea ho fokotsa khatello ho lihamore tsa metsi ntle le lihamore tsa metsi tse thibelang pompo tse kang lihamore tsa metsi tse koalang li-valve li lekanyelitsoe.Ho phaella moo, ts'ebetso ea valve ea ho hlahloba e sebelisoang tora e le 'ngoe e laolang khatello e ka tšeptjoa ka ho feletseng.Hang ha valve e hlōleha, e ka lebisa ketsahalong e kholo.
(5) Beha peipi ea bypass ( valve ) seteisheneng sa pompo.
Nakong ea ts'ebetso e tloaelehileng ea tsamaiso ea pompo, valve ea ho hlahloba e koetsoe hobane khatello ea metsi ka lehlakoreng la metsi a pompo e phahame ho feta khatello ea metsi ka lehlakoreng la ho hula.Ha pompo e emisoa ka tšohanyetso ka mor'a kotsi, khatello e tsoang setsing sa pompo e fokotseha haholo, ha khatello e lehlakoreng la ho hula e phahama haholo.Tlas'a khatello ena e fapaneng, metsi a nakoana a khatello e phahameng ka har'a phala e kholo ea ho monya metsi ke metsi a nakoana a khatello e tlase a sutumelletsang pente ea cheke ho phala e kholo ea metsi, ebe e eketsa khatello e tlase ea metsi moo.Ka lehlakoreng le leng, khatello ea hamore ea metsi ka lehlakoreng la ho huloa ha pompo le eona e fokotsehile.Ka tsela ena, hamore ea metsi e phahama le ho oa ka mahlakoreng a mabeli a seteishene sa pompo e laoloa, kahoo e fokotsa ka katleho le ho thibela kotsi ea hamore ea metsi.
(6) Beha valve ea ho hlahloba mekhahlelo e mengata
Ka pipeline e telele ea metsi, li-valve tsa ho hlahloba tse le 'ngoe kapa tse ngata li kenngoa ho arola liphaephe tsa metsi ka likarolo tse' maloa, 'me li-valve tsa ho hlahloba li behiloe karolong e' ngoe le e 'ngoe.Ha metsi a phala ea phepelo ea metsi a phalla morao nakong ea ts'ebetso ea hamore ea metsi, valve e 'ngoe le e' ngoe ea ho hlahloba e koetsoe ka mor'a e 'ngoe ho arola phallo ea metsi a backwash likarolong tse' maloa.Hobane hlooho ea hydrostatic pipeng e 'ngoe le e' ngoe e tsamaisang metsi (kapa karolo ea ho phalla ha metsi ka morao) e nyenyane haholo, ho phahama ha hamore ea metsi ho fokotsehile.Mokhoa ona oa tšireletso o ka sebelisoa ka katleho tabeng ea phapang e kholo ea bophahamo ba phepelo ea metsi ea geometri.Empa monyetla oa ho arohana ha litšiea tsa metsi o ke ke oa felisoa.Bothata ba eona bo boholo ke hore tšebeliso ea matla ea pompo ea eketseha 'me litšenyehelo tsa phepelo ea metsi li eketseha nakong ea ts'ebetso e tloaelehileng.
(7) Sesebelisoa sa ho ntša metsi le moea o ikemetseng se behiloe sebakeng se phahameng sa pompo ho fokotsa tšusumetso ea hamore ea metsi pompong.
Nako ea poso: Jan-11-2023