Hamore ea metsi e bitsoa hamore ea metsi ka lebaka la inertia ea khatello ea metsi a phallang ha matla a khaoha ka tšohanyetso kapa valve e koetsoe ka potlako haholo, e hlahisang metsi a phallang a tšohile, joalo ka ha hamore e otla. Matla a ka morao le a morao a leqhubu la ho sisinyeha ha metsi ka linako tse ling a ka ba a maholo haholo, kahoo a senya valve le pompo ea metsi.
Ha valve e bulehileng e koaloa ka tšohanyetso, phallo ea metsi e tla hlahisa khatello holim'a lerako le lebota la pipe. Ka lebaka la lerako la phala e boreleli, phallo ea metsi e latelang ka potlako e fihla holimo tlas'a ketso ea inertia 'me e hlahisa phello e senyang, e leng "phello ea hamore ea metsi" ka hydrodynamics, ke hore, hamore e ntle ea metsi. Ntlha ena e lokela ho shejoa kahong ea lipeipi tsa phepelo ea metsi.
Ho fapana le hoo, ka mor'a hore valve e koetsoeng e buloe ka tšohanyetso, e tla boela e hlahise hamore ea metsi, e bitsoang hamore e mpe ea metsi, e nang le matla a itseng a senyang, empa ha e kholo joaloka ea pele. Ha yuniti ea pompo ea metsi ea motlakase e tima ka tšohanyetso kapa e qala, e tla baka tšusumetso ea khatello le phello ea hamore ea metsi. Leqhubu lena la khatello ea khatello le ata haufi le phaephe, e leng se ka lebisang habonolo khatellong e feteletseng ea sebaka sa phaephe, e bakang ho phatloha ha lipeipi le ho senyeha ha thepa. Ka hona, ts'ireletso ea phello ea hamore ea metsi e fetohile e 'ngoe ea mahlale a bohlokoa a boenjiniere ba phepelo ea metsi.
Maemo a hamore ea metsi
1. Ho bula kapa ho koaloa ha valve ka tšohanyetso;
2. Ho emisa ka tšohanyetso kapa ho qala ha yuniti ea pompo ea metsi;
3. Phano ea metsi ho tloha pompong e le 'ngoe ho ea sebakeng se phahameng (phapang ea bophahamo ba sebaka sa phepelo ea metsi e feta 20m);
4. Kakaretso ea hlooho (kapa khatello ea ho sebetsa) ea pompo ea metsi e kholo;
5. Lebelo le feteletseng la phallo lipeiping tsa phetiso ea metsi;
6. Pepe ea metsi e telele haholo 'me sebaka se fetoha haholo.
Kotsi ea phello ea hamore ea metsi
Ho phahama ha khatello ho bakoang ke hamore ea metsi ho ka fihla makhetlo a 'maloa kapa esita le makhetlo a mangata ho feta khatello e tloaelehileng ea ho sebetsa ha lipeipi. Likotsi tsa phetoho ena e kholo ea khatello tsamaisong ea lipeipi haholo li kenyelletsa:
1. Baka ho sisinyeha ho matla ha phaephe le ho khaola motsoako oa lipeipi;
2. Sephahla se senyehile, 'me khatello e tebileng e phahame haholo, e bakang ho phatloha ha lipeipi le ho fokotsa khatello ea marang-rang a phepelo ea metsi;
3. Ho fapana le hoo, khatello e tlaase haholo e tla lebisa ho putlama ha phala le ho senya valve le likarolo tsa ho lokisa;
4. Etsa hore pompo e fetohe, e senye lisebelisoa kapa liphaephe ka phaposing ea pompo, e kenelle ka botebo phaposing ea pompo, e baka likotsi le likotsi tse ling tse kholo, le ho ama tlhahiso le bophelo.
Mehato ea ts'ireletso ea ho felisa kapa ho fokotsa hamore ea metsi
Ho na le mehato e mengata ea tšireletso bakeng sa hamore ea metsi, empa mehato e fapaneng e lokela ho nkoa ho latela lisosa tse ka bang teng tsa hamore ea metsi.
1. Ho fokotsa lebelo la phallo ea lipeipi tsa phetiso ea metsi ho ka fokotsa khatello ea hamore ea metsi ho isa bohōleng bo itseng, empa ho tla eketsa bophara ba lipeipi tsa phetiso ea metsi le ho eketsa matsete a morero. Nakong ea moralo oa lipeipi tsa phetiso ea metsi, hump kapa phetoho e bohale ea moepa e tla qojoa ka moo ho ka khonehang. Boholo ba hamore ea ho emisa metsi a pompo e amana haholo le hlooho ea geometri ea ntlo ea pompo. Ha hlooho ea jiometri e phahame, boleng bo boholo ba hamore ea ho emisa metsi ke pompo. Ka hona, hlooho ea pompo e utloahalang e tla khethoa ho ea ka boemo ba sebele ba sebaka seo. Kamora ho koaloa ha pompo ea tšohanyetso, pompo e tla qalisoa ka mor'a hore phaephe e ka morao ho valve ea ho hlahloba e tlatsoe ka metsi. Ha u qala pompo, u se ke ua bula ka ho feletseng valve ea ho tsoa ea pompo, ho seng joalo e tla hlahisa tšusumetso e kholo ea metsi. Likotsi tse kholo tsa hamore ea metsi tsa liteishene tse ngata tsa lipompo li bakoa haholo ke taba ena.
2. Beha sesebelisoa sa ho felisa hamore ea metsi
(1) Theknoloji ea kamehla ea taolo ea khatello e amoheloa:
Ha khatello ea marang-rang ea phala ea phepelo ea metsi e fetoha khafetsa le phetoho ea maemo a ts'ebetso, khatello e tlase kapa khatello e feteletseng hangata e etsahala nakong ea ts'ebetso ea sistimi, e leng bonolo ho hlahisa hamore ea metsi, e bakang tšenyo ea liphaephe le lisebelisoa, taolo ea othomathiki. Sistimi e amoheloa ho fepa qalong, ho emisa le taolo ea lebelo ea pompo ea metsi ka ho lemoha khatello ea marang-rang ea phala, ho laola phallo, ebe ho boloka boemo bo itseng ba khatello, khatello ea phepelo ea metsi ea pompo e ka beoa ka 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 sebelisoa haholo-holo ho thibela hamore ea metsi ho emisa pompo. Hangata e kenngoa haufi le phaephe ea ho tsoa ea pompo ea metsi. Khatello ea liphaephe ka boeona e sebelisoa e le matla a ho lemoha ketso e itekanetseng ea khatello e tlaase, ke hore, ha khatello ea pipeline e le ka tlaase ho boleng ba tšireletso e behiloeng, phallo ea metsi e tla buleha ka bo eona ho lokolla metsi le khatello, e le ho leka-lekanya khatello ea liphaephe tsa lehae le ho thibela tšusumetso ea hamore ea metsi ho lisebelisoa le liphaephe, Ka kakaretso, li-eliminator li ka aroloa ka mofuta oa mochini le mofuta oa hydraulic. Ka mor'a hore mochine o felisang mochine o sebetse, o ka tsosolosoa ka letsoho, 'me mochine oa hydraulic eliminator o ka tsosolosoa ka bohona.
(3) Kenya valve ea ho hlahloba butle-butle holim'a phala ea phallo ea pompo e kholo ea bophara ba metsi
E ka felisa hantle hamore ea metsi ea ho koala pompo, empa hobane ho na le tekanyo e itseng ea metsi a khutlang ha valve e sebetsa, seliba sa ho hula se tlameha ho ba le phala e phallang. Ho koala butle-butle ho na le mefuta e 'meli: mofuta o boima oa hamore le mofuta oa polokelo ea matla. Nako ea ho koala ea valve e ka fetoloa ka har'a mefuta e itseng kamoo ho hlokahalang. Ka kakaretso, valve e koetsoe ka 70% ~ 80% ka hare ho 3 ~ 7 s ka mor'a ho hloleha ha matla, 'me nako e setseng ea 20% ~ 30% ea ho koala e lokisoa ho ea ka maemo a pompo ea metsi le liphaephe, ka kakaretso ho tloha ho 10 ~ 30. s. Ke habohlokoa ho hlokomela hore ha ho na le hump pompong ea ho koala hamore ea metsi, valve ea ho hlahloba butle-butle e sebetsa haholo.
(4) Tsela e 'ngoe ea Surge Tower
E tla hahuoa haufi le seteishene sa pompo kapa sebakeng se loketseng sa liphaephe, 'me bophahamo ba tanka ea tsela e le 'ngoe e tla ba tlase ho feta khatello ea lipeipi moo. Ha khatello ea liphaephe e le tlase ho feta tekanyo ea metsi tora, tanka e phallang e etsa metsi ho ea pompong ho thibela kholomo ea metsi ho robeha le ho qoba ho koala hamore ea metsi. Leha ho le joalo, phello ea eona ea khatello ea maikutlo holim'a hamore ea metsi ntle le hamore ea ho emisa metsi ea pompo, joalo ka hamore e koalang metsi, e na le moeli. Ho phaella moo, ts'ebetso ea valve ea tsela e le 'ngoe e sebelisoang tora e laolang khatello ea tsela e le' ngoe e tla tšepahala ka ho feletseng. Hang ha valve e hlōleha, e ka lebisa likotsing tse kholo
(5) Peipi ea bypass (valve) e behiloe 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 khatello ea metsi ea pompo e phahame ho feta lehlakoreng la ho hula metsi. Ha pompo e emisoa ka tšohanyetso ka lebaka la ho hloleha ha matla, khatello e tsoang setsing sa pompo ea metsi 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 huloa ke metsi a nakoana a tlaase-khatello a sutumelletsang pente ea valve ea cheke hore e phalle ho phala e kholo ea metsi a hatelitsoeng, 'me a eketsa khatello e tlaase ea metsi moo; Ka lehlakoreng le leng, ho phahama ha khatello ea hamore ea metsi ka lehlakoreng la ho huloa ha pompo ea metsi le hona ho fokotsehile. Ka tsela ena, ho phahama ha hamore ea metsi le ho theoha ha khatello mahlakoreng ka bobeli a seteishene sa pompo ea metsi ho laoloa, e le ho fokotsa ka katleho le ho thibela kotsi ea hamore ea metsi.
(6) Beha valve ea ho hlahloba mekhahlelo e mengata
Liphaepheng tse telele tsa phetisetso ea metsi, li-valve tsa ho hlahloba tse le 'ngoe kapa tse ngata li eketsoa ho arola phaephe ea phepelo ea metsi ka likarolo tse' maloa, 'me li-valve tsa ho hlahloba li behiloe karolong e' ngoe le e 'ngoe. Ha metsi a pompong ea ho fana ka metsi a phalla morao nakong ea hamore ea metsi, valve e 'ngoe le e' ngoe ea ho hlahloba e koaloa ka ho latellana ho arola phallo ea backwash likarolong tse 'maloa. Hobane hlooho ea hydrostatic karolong e 'ngoe le e' ngoe ea phaephe ea ho fana ka metsi (kapa karolo ea ho phalla ha mokokotlo) e nyenyane haholo, ho phahama ha hamore ea metsi ho fokotsehile. Tekanyo ena ea tšireletso e ka sebelisoa ka katleho tabeng ea phapang e kholo ea phepelo ea metsi ea geometri; Leha ho le joalo, 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 metsi e ea eketseha le litšenyehelo tsa phepelo ea metsi li eketseha nakong ea ts'ebetso e tloaelehileng.
(7) Lisebelisoa tsa ho ntša metsi le ho tlatsa moea ka boiketsetso li behiloe libakeng tse phahameng tsa lipeipi ho fokotsa tšusumetso ea hamore ea metsi pompong.
Nako ea poso: Oct-26-2021
