Khetha e nepahetsengpompo ea likhoerekhoereHo bohlokoa ho netefatsa ts'ebetso le ts'epahalo ea sistimi ea hau ea likhoerekhoere.

Se latelang kepompo ea likhoerekhoereLintlha tse qaqileng le mehato ea ho khetha:

1.Etsa qeto ea li-parameter tsa tlhokahalo

1.1 Phallo (Q)

• tlhaloso:pompo ea likhoerekhoerePalo ea likhoerekhoere tse tsamaisoang ka nako ea unit.
• unit: Cubic metres ka hora (m³/h) kapa lilithara ka motsotsoana (L/s).
• Mokhoa oa ho khetha: E khethiloe ho latela litlhaloso tsa moralo le litlhoko tsa sebele tsa tsamaiso ea likhoerekhoere. Ka kakaretso, tekanyo ea phallo e lokela ho finyella tlhokahalo ea ho tsoa sebakeng se sa rateheng ka ho fetisisa.
  • moaho wa bodulo: Hangata 10-50 m³/h.
  • mohaho oa khoebo: Hangata 30-150 m³/h.
  • lisebelisoa tsa indasteri: Hangata 50-300 m³/h.

1.2 Phahamisa (H)

• tlhaloso:pompo ea likhoerekhoereE khona ho phahamisa bophahamo ba likhoerekhoere.
• unitLimithara (m).
• Mokhoa oa ho khetha: Ho baloa ho latela bophahamo ba tsamaiso ea likhoerekhoere, bolelele ba phala le tahlehelo ea ho hanyetsa. Hlooho e lokela ho kenyelletsa hlooho e tsitsitseng (bophahamo ba mohaho) le hlooho e matla (tahlehelo ea ho hanyetsa lipeipi).
  • Phahamiso e kgutsitseng: Bophahamo ba tsamaiso ea likhoerekhoere.
  • lifti e tsamayang: Ho lahleheloa ke bolelele le ho hanyetsa ha pipeline, hangata 10% -20% ea hlooho e tsitsitseng.

1.3 Matla (P)

• tlhaloso:pompo ea likhoerekhoereMatla a motlakase.
• unit: kilowatt (kW).
• Mokhoa oa ho khetha: Bala tlhoko ea matla ea pompo ho latela sekhahla sa phallo le hlooho, ebe u khetha matla a motlakase a loketseng.
  • Mokhoa oa ho bala:P = (Q × H) / (102 × η)
    • P: Sekhahla sa phallo (m³/h)
    • H: Phahamisa (m)
    • η: Pompo e sebetsang hantle (hangata 0.6-0.8)

2.Khetha mofuta oa pompo

2.1Pompo ea likhoerekhoere e ka tlas'a metsi

• Likaroloana: Pompo le motlakase li kopantsoe ka moralo 'me li ka qoelisoa ka ho feletseng ka likhoerekhoere.
• Liketsahalo tse sebetsang: E loketse matamo a ka tlas'a lefatše, liliba tsa likhoerekhoere le liketsahalo tse ling tse hlokang mosebetsi oa ho qoela.

2.2Pompo ea likhoerekhoere e itšebetsang

• Likaroloana: E na le ts'ebetso ea ho iketsetsa pele 'me e ka monya ka har'a likhoerekhoere ka bo eona ka mor'a ho qala.
• Liketsahalo tse sebetsang: E loketse lisebelisoa tsa likhoerekhoere tse behiloeng fatše, haholo-holo moo ho hlokahalang ho qala kapele.

2.3Pompo ea likhoerekhoere ea Centrifugal

• Likaroloana: Sebopeho se bonolo, ts'ebetso e bonolo le ts'ebetso e phahameng.
• Liketsahalo tse sebetsang: E loketse mekhoa e mengata ea likhoerekhoere, haholo-holo tse nang le phallo e phahameng le phallo e kholo.

3.Khetha thepa ea pompo

3.1 Lisebelisoa tsa 'mele oa pompo

• tšepe ea tšepe: Lintho tse tloaelehileng, tse loketseng liketsahalo tse ngata.
• Ts'epe e sa beng le mabali: Khanyetso e matla ea kutu, e loketseng mecha ea litaba e senyang le liketsahalo tse nang le litlhoko tse phahameng tsa bohloeki.
• borone: Ho hanyetsa kutu e ntle, e loketseng metsi a leoatle le lisebelisoa tse ling tse senyang.

3.2 Lintho tse impeller

• tšepe ea tšepe: Lintho tse tloaelehileng, tse loketseng liketsahalo tse ngata.
• Ts'epe e sa beng le mabali: Khanyetso e matla ea kutu, e loketseng mecha ea litaba e senyang le liketsahalo tse nang le litlhoko tse phahameng tsa bohloeki.
• borone: Ho hanyetsa kutu e ntle, e loketseng metsi a leoatle le lisebelisoa tse ling tse senyang.

4.Khetha ho etsa le mohlala

• Khetho ea lebitso: Khetha mefuta e tsebahalang ho netefatsa boleng ba sehlahisoa le tšebeletso ea kamora ho rekisa.
• Khetho ea mohlala: Khetha mofuta o nepahetseng o ipapisitseng le maemo a tlhokeho le mofuta oa pompo. Sheba libuka tsa lihlahisoa le lintlha tsa tekheniki tse fanoeng ke brand.

5.Lintlha tse ling

5.1 Bokhoni ba ts'ebetso

• tlhaloso: Matla a ho fetola matla a pompo.
• Khetha mokhoa: Khetha pompo e nang le bokhoni bo phahameng ho fokotsa litšenyehelo tsa ho sebetsa.

5.2 Lerata le ho thothomela

• tlhaloso: Lerata le ho thothomela ho hlahisoang ha pompo e sebetsa.
• Khetha mokhoa: Khetha pompo e nang le lerata le tlase le ho thothomela ho netefatsa tikoloho e sebetsang hantle.

5.3 Tlhokomelo le tlhokomelo

• tlhaloso: Tlhokomelo ea pompo le litlhoko tsa tšebeletso.
• Khetha mokhoa: Khetha pompo eo ho leng bonolo ho e hlokomela le ho e boloka ho fokotsa litšenyehelo tsa tlhokomelo.

6.Khetho ea mohlala

A re re u lokela ho khetha bakeng sa mohaho o phahameng oa bolulopompo ea likhoerekhoere, li-parameter tse hlokahalang ke tse latelang:

• phalla:40 m³/h
• Phahamisalimithara tse 30
• matla: E baloa ho latela sekhahla sa phallo le hlooho

6.1 Khetha mofuta oa pompo

• Pompo ea likhoerekhoere e ka tlas'a metsi: E loketse matamo a ka tlas'a lefatše le liliba tsa likhoerekhoere Pompo le motlakase li kopantsoe 'me li ka qoelisoa ka ho feletseng ka har'a likhoerekhoere.

6.2 Khetha thepa ea pompo

• Lisebelisoa tsa 'mele oa pompo: Tšepe ea tšepe, e loketseng liketsahalo tse ngata.
• Lintho tse impeller: Tšepe e sa hloekang, khanyetso e matla ea kutu.

6.3 Kgetha letshwao le mohlala

• Khetho ea lebitso: Khetha mefuta e tsebahalang ho netefatsa boleng ba sehlahisoa le tšebeletso ea kamora ho rekisa.
• Khetho ea mohlala: Khetha mofuta o nepahetseng o ipapisitseng le maemo a tlhokeho le bukana ea lihlahisoa e fanoeng ke mofuta.

6.4 Lintlha tse ling

• Bokhoni ba ts'ebetso: Khetha pompo e nang le bokhoni bo phahameng ho fokotsa litšenyehelo tsa ho sebetsa.
• Lerata le ho thothomela: Khetha pompo e nang le lerata le tlase le ho thothomela ho netefatsa tikoloho e sebetsang hantle.
• Tlhokomelo le tlhokomelo: Khetha pompo eo ho leng bonolo ho e hlokomela le ho e boloka ho fokotsa litšenyehelo tsa tlhokomelo.

Netefatsa hore o khetha e nepahetseng ka litataiso tsena tse qaqileng tsa khetho le datapompo ea likhoerekhoere, ka hona ho finyella litlhoko tsa tsamaiso ea likhoerekhoere ka katleho le ho etsa bonnete ba hore e ka ntša likhoerekhoere ka mokhoa o tsitsitseng le ka botšepehi ts'ebetsong ea letsatsi le letsatsi.