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Umgaqo wokusebenza wempompo ye-centrifugal

2024-09-14

impompo ye-centrifugalIngumatshini oqhelekileyo wolwelo onomgaqo osebenzayo osekelwe kumandla e-centrifugal.

Oku kulandelayoimpompo ye-centrifugalIdatha eneenkcukacha kunye nengcaciso yendlela esebenza ngayo:

1.isakhiwo esisisiseko

1.1 Umzimba wempompo

  • Izinto eziphathekayo: Intsimbi yentsimbi, intsimbi engatyiwa, ubhedu, njl.
  • uyilo: Ngokwesiqhelo kwimilo yevolute, esetyenziselwa ukuqokelela kunye nokukhokela ukuhamba kolwelo.

1.2 I-Impeller

  • Izinto eziphathekayo: Intsimbi yentsimbi, intsimbi engatyiwa, ubhedu, njl.
  • uyilo: Impeller yiyoimpompo ye-centrifugalAmacandelo angundoqo ahlala ahlulwe abe ziindidi ezintathu: ivaliwe, i-semi-open kwaye ivuliwe.
  • Inani lamagqabi: Ngokuqhelekileyo iipilisi ze-5-12, kuxhomekeke kuyilo lwempompo kunye nokusetyenziswa.

1.3 iasi

  • Izinto eziphathekayo: Amandla aphezulu entsimbi okanye intsimbi engenasici.
  • Umsebenzi: Qhagamshela i-motor kunye ne-impeller ukuhambisa amandla.

1.4 Isixhobo sokutywina

  • uhlobo: Ukutywinwa koomatshini okanye ukupakisha uphawu.
  • Umsebenzi: Thintela ukuvuza kolwelo.

1.5 Iibheringi

  • uhlobo: Ukuthwala okuqengqelekayo okanye ukutyibilika.
  • Umsebenzi: Ixhasa i-shaft kwaye inciphisa ukukhuhlana.

2.Umgaqo wokusebenza

2.1 Ulwelo lungena kumzimba wempompo

  • Indlela yokungena kwamanzi: Ulwelo lungena kumzimba wempompo ngombhobho wokungena, ngokuqhelekileyo ngombhobho wokufunxa kunye nevalve yokufunxa.
  • Idayamitha yokungena kwamanzi: Imiselwe ngokusekelwe kwiinkcukacha zempompo kunye neemfuno zoyilo.

2.2 I-Impeller ikhawulezisa ulwelo

  • Isantya se-impeller: Ngokuqhelekileyo kwi-1450 RPM okanye i-2900 RPM (ukuguqulwa ngomzuzu), kuxhomekeke kuyilo lwempompo kunye nokusetyenziswa.
  • amandla e-centrifugal: I-impeller ijikeleza ngesantya esiphezulu esiqhutywa yi-motor, kwaye i-liquid ikhawuleza yi-centrifugal force.

2.3 Ulwelo luqukuqela ukuya kumphandle wempompo yomzimba

  • Uyilo lwembaleki: Ulwelo olukhawulezayo luphumela ngaphandle kunye nomjelo wokuhamba we-impeller kwaye lungena kwindawo ye-volute yempompo yomzimba.
  • Uyilo lweVolute: Uyilo lwevolonti lunceda ukuguqula amandla ekinetic olwelo abe ngamandla oxinzelelo.

2.4 Ulwelo olukhutshwa kumzimba wempompo

  • Indlela yokukhupha amanzi: Ulwelo luyancipha ngakumbi kwi-volute kwaye luguqulelwe kumandla oxinzelelo, kwaye lukhutshwe kumzimba wempompo ngombhobho wokukhupha amanzi.
  • Idayamitha yokuphuma: Imiselwe ngokusekelwe kwiinkcukacha zempompo kunye neemfuno zoyilo.

3.inkqubo yokuguqula amandla

3.1 Ukuguqulwa kwamandla eKinetic

  • Ukukhawuleza kwe-Impeller: I-liquid izuza amandla e-kinetic phantsi kwesenzo se-impeller, kwaye isantya sayo siyanda.
  • Ifomula yamandla eKinetic:( E_k = \ frac {1}{2} mv^2 )
    • (E_k): amandla ekinetic
    • (m): Ubunzima bolwelo
    • (v): isantya solwelo

3.2 Ukuguqulwa kwamandla oxinzelelo

  • Ukunciphisa umthamo: Ulwelo luyancipha kwi-volute, kwaye amandla e-kinetic aguqulwa abe ngamandla oxinzelelo.
  • Bernoulli equation( P + \frac{1}{2} \rho v^2 + \rho gh = \okubhaliweyo{rhoqo} )
    • (P): Uxinzelelo
    • ( \ rho ): ukuxinana kolwelo
    • (v): isantya solwelo
    • (g): isantya somxhuzulane
    • (h): ukuphakama

4.Iiparamitha zokusebenza

4.1 Ukuhamba (Q)

  • inkcazelo:impompo ye-centrifugalUbungakanani bolwelo obuzisiweyo ngexesha leyunithi.
  • iyunithi: Cubic metres ngeyure (m?/h) okanye iilitha ngesekhondi (L/s).
  • ububanzi: Ngokwesiqhelo yi-10-5000 m?/h, kuxhomekeke kwimodeli yempompo kunye nokusetyenziswa.

4.2 Phakamisa (H)

  • inkcazelo:impompo ye-centrifugalUkwazi ukuphakamisa ubude bolwelo.
  • iyunithi: Imitha (m).
  • ububanzi: Ngokuqhelekileyo i-10-150 yeemitha, kuxhomekeke kwimodeli yempompo kunye nokusetyenziswa.

4.3 Amandla (P)

  • inkcazelo:impompo ye-centrifugalAmandla emoto.
  • iyunithi: ikhilowathi (kW).
  • Ifomula yokubala:( P = \ frac {Q \ amaxesha H {102 \ amaxesha \ eta} )
    • (Q): izinga lokuhamba (m?/h)
    • (H): Phakamisa (m)
    • ( \ eta ): ukusebenza kakuhle kwempompo (ngokuqhelekileyo i-0.6-0.8)

4.4 Ucikizeko (η)

  • inkcazelo: Ukusebenza kokuguqulwa kwamandla kwimpompo.
  • iyunithi:ipesenti(%).
  • ububanzi: Ngokuqhelekileyo i-60% -85%, kuxhomekeke kuyilo lwempompo kunye nokusetyenziswa.

5.Izihlandlo zokufaka izicelo

5.1 Ubonelelo lwamanzi lukamasipala

  • sebenzisa: Isikhululo sokumpompa esisetyenziswa kwiinkqubo zokubonelela ngamanzi ezidolophini.
  • ukuhamba: Ngesiqhelo 500-3000 m?/h.
  • Nyusa: Ngokuqhelekileyo i-30-100 yeemitha.

5.2 Ubonelelo lwamanzi kwimizi-mveliso

  • sebenzisa: Isetyenziswe kwiinkqubo zokujikeleza kwamanzi okupholisa kwimveliso yoshishino.
  • ukuhamba: Ngesiqhelo 200-2000 m?/h.
  • Nyusa: Ngokuqhelekileyo i-20-80 yeemitha.

5.3 Ukunkcenkceshela kwezolimo

  • sebenzisa: Iinkqubo zokunkcenkceshela kwiindawo ezinkulu zamasimi.
  • ukuhamba: Ngesiqhelo 100-1500 m?/h.
  • Nyusa: Ngokuqhelekileyo i-10-50 yeemitha.

5.4 Ukwakhiwa kwamanzi

  • sebenzisa: Isetyenziswe kwiinkqubo zokubonelela ngamanzi kwizakhiwo eziphakamileyo.
  • ukuhamba: Ngesiqhelo 50-1000 m?/h.
  • Nyusa: Ngokuqhelekileyo i-20-70 yeemitha.

Fumana ukuqonda okungcono ngale datha eneenkcukacha kunye neengcacisoimpompo ye-centrifugalUmgaqo wayo wokusebenza kunye nokusebenza kwayo kunye nesiseko sokhetho kwizicelo ezahlukeneyo.

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