Khetha okulungileImpahla yokuphakela amanzi yesibiliKubalulekile ukuqinisekisa ukuzinza nokwethembeka kohlelo lokuphakelwa kwamanzi.

Okulandelayo yilokhuImpahla yokuphakela amanzi yesibiliIdatha enemininingwane nezinyathelo zokukhetha:

1.Nquma imingcele yesidingo

1.1 Ukugeleza (Q)

• incazelo:Impahla yokuphakela amanzi yesibiliInani lamanzi alethwa ngesikhathi seyunithi ngayinye.
• iyunithi: Ama-Cubic metres ngehora (m3/h) noma amalitha ngomzuzwana (L/s).
• Indlela yokunquma: Kunqunywa ngokusekelwe ezidingweni zamanzi zesakhiwo kanye nezici zedizayini. Ngokuvamile, izinga lokugeleza kufanele lihlangabezane nesidingo samanzi endaweni engafaneleki kakhulu.
  • isakhiwo sokuhlala: Ngokuvamile ngu-10-50 m3/h.
  • isakhiwo commercial: Ngokuvamile 30-150 m3/h.
  • izinsiza zezimboni: Ngokuvamile 50-300 m3/h.

1.2 Phakamisa (H)

• incazelo:Impahla yokuphakela amanzi yesibiliUkwazi ukuphakamisa ukuphakama kwamanzi.
• iyunithi: Imitha (m).
• Indlela yokunquma: Kubalwa ngokusekelwe ekuphakameni kwesakhiwo, ubude bepayipi nokulahlekelwa ukumelana. Ikhanda kufanele lifake ikhanda elimile (ukuphakama kwesakhiwo) kanye nekhanda eliguqukayo (ukulahlekelwa ukumelana namapayipi).
  • I-lift ethule: Ukuphakama kwesakhiwo.
  • ilifti ehambayo: Ubude nokulahlekelwa ukumelana kwepayipi, ngokuvamile u-10% -20% wekhanda elimile.

1.3 Ingcindezi (P)

• incazelo:Impahla yokuphakela amanzi yesibiliukuphuma kwengcindezi yamanzi.
• iyunithi: Pascal (Pa) noma ibha (ibha).
• Indlela yokunquma: Kunqunywa ngokusekelwe ezidingweni zengcindezi yokuklama yesistimu yokuphakelwa kwamanzi. Ngokuvamile, ingcindezi kufanele ihlangabezane nesidingo somfutho wamanzi endaweni engafaneleki kakhulu.
  • isakhiwo sokuhlala: Ngokuvamile i-0.3-0.6 MPa.
  • isakhiwo commercial: Ngokuvamile i-0.4-0.8 MPa.
  • izinsiza zezimboni: Ngokuvamile i-0.5-1.0 MPa.

1.4 Amandla (P)

• incazelo:Impahla yokuphakela amanzi yesibiliAmandla emoto.
• iyunithiI-kilowatt (kW).
• Indlela yokunquma: Bala izidingo zamandla okokusebenza ngokusekelwe ekugelezeni nasekhanda, bese ukhetha amandla emoto afanele.
  • Ifomula yokubala:P = (Q × H) / (102 × η)
    • Q: Izinga lokugeleza (m3/h)
    • H: Phakamisa (m)
    • eta: ukusebenza kahle kwemishini (imvamisa i-0.6-0.8)

2.Khetha uhlobo lwedivayisi

2.1Imishini yokuhlinzeka amanzi ngomfutho oguqukayo njalo

• Izici: Lungisa isivinini semoto ngokusebenzisa isiguquli sefrikhwensi ukuze uthole ukunikezwa kwamanzi okucindezelwa njalo, okunomphumela obalulekile wokonga amandla.
• Izikhathi ezisebenzayo: Ifanele izakhiwo eziningi nezimboni, ikakhulukazi lapho ukusetshenziswa kwamanzi kushintshashintsha kakhulu.

2.2Azikho izinto ezisetshenziswayo zokuphakela amanzi ngomfutho ongemuhle

• Izici: Sebenzisa ingcindezi yenethiwekhi yamapayipi kamasipala ukuze ugweme ingcindezi engemihle, wonge amandla futhi uvikele imvelo.
• Izikhathi ezisebenzayo: Afanele izindawo ezinomfutho ophakeme wokuphakelwa kwamanzi kamasipala, ikakhulukazi lezo ezinezidingo zekhwalithi ephezulu yamanzi.

2.3Imishini yokuphakela amanzi ane-laminate

• Izici:dlulaiphampu yezigaba eziningiUkuxhumeka kochungechunge ukuze kuzuzwe amanzi aphezulu, afanele izakhiwo eziphakeme kakhulu.
• Izikhathi ezisebenzayo: Ifanele izakhiwo eziphakeme kanye nezikhathi ezidinga ukuhlinzekwa kwamanzi aphakeme kakhulu.

3.Khetha okubalulekile kwedivayisi

3.1 Impahla yomzimba wepompo

• Insimbi: Izinto ezivamile, ezifanele izikhathi eziningi.
• Insimbi engagqwali: Ukumelana nokugqwala okuqinile, kulungele abezindaba ezonakalisayo kanye nezikhathi ezinezidingo zokuhlanzeka okuphezulu.
• ithusi: Ukumelana nokugqwala okuhle, kulungele amanzi olwandle nezinye imidiya egqwalayo.

3.2 I-impeller material

• Insimbi: Izinto ezivamile, ezifanele izikhathi eziningi.
• Insimbi engagqwali: Ukumelana nokugqwala okuqinile, kulungele abezindaba ezonakalisayo kanye nezikhathi ezinezidingo zokuhlanzeka okuphezulu.
• ithusi: Ukumelana nokugqwala okuhle, kulungele amanzi olwandle nezinye imidiya egqwalayo.

4.Khetha ukwakheka kanye nemodeli

• Ukukhetha umkhiqizo: Khetha amabhrendi aziwayo ukuze uqinisekise ikhwalithi yomkhiqizo kanye nesevisi yangemuva kokuthengisa.
• Ukukhetha imodeli: Khetha imodeli efanelekile ngokuya ngemingcele edingekayo kanye nohlobo lwemishini. Bheka kumamanuwali womkhiqizo kanye nolwazi lobuchwepheshe olunikezwa uhlobo.

5.Okunye okucatshangelwayo

5.1 Ukusebenza kahle

• incazelo: Ukusebenza kahle kokuguqulwa kwamandla kwedivayisi.
• Khetha indlela: Khetha okokusebenza okusebenza kahle kakhulu ukuze unciphise izindleko zokusebenza.

5.2 Umsindo nokudlidliza

• incazelo: Umsindo nokudlidliza okukhiqizwa lapho okokusebenza kusebenza.
• Khetha indlela: Khetha okokusebenza okunomsindo ophansi nokudlidliza ukuze uqinisekise indawo yokusebenza enethezekile.

5.3 Ukunakekela nokunakekela

• incazelo: Ukugcinwa kwemishini kanye nezidingo zokuzigcina.
• Khetha indlela: Khetha okokusebenza okulula ukuzinakekela nokuyinakekela ukuze kuncishiswe izindleko zokuyilungisa.

6.Ukukhetha isimo

Ake sithi udinga ukukhetha isakhiwo sokuhlala esiphezuluImpahla yokuphakela amanzi yesibili, amapharamitha adingekayo ami kanje:

• ukugeleza:40 m3/h
• Phakamisa: 70 m
• ingcindeziUsayizi: 0.7 MPa
• amandla: Ibalwa ngokusekelwe kuzinga lokugeleza nekhanda

6.1 Khetha uhlobo lwedivayisi

• Imishini yokuhlinzeka amanzi ngomfutho oguqukayo njalo: Ifanele izakhiwo zokuhlala eziphakeme kakhulu, ezinomphumela obalulekile wokonga amandla nokusebenza okuzinzile.

6.2 Khetha impahla yokusebenza

• Impahla yomzimba wepompo: I-cast iron, ilungele izikhathi eziningi.
• Impeller impahla: Insimbi engagqwali, ukumelana nokugqwala okuqinile.

6.3 Okunye okucatshangelwayo

• Ukusebenza kahle: Khetha okokusebenza okusebenza kahle kakhulu ukuze unciphise izindleko zokusebenza.
• Umsindo nokudlidliza: Khetha okokusebenza okunomsindo ophansi nokudlidliza ukuze uqinisekise indawo yokusebenza enethezekile.
• Isondlo nokunakekelwa: Khetha okokusebenza okulula ukuzinakekela nokuyinakekela ukuze kuncishiswe izindleko zokuyilungisa.

Qinisekisa ukuthi ukhetha okulungile ngale mihlahlandlela yokukhetha enemininingwane nedathaImpahla yokuphakela amanzi yesibili, ngaleyo ndlela kuhlangatshezwane ngokuphumelelayo nezidingo zohlelo lokuphakelwa kwamanzi nokuqinisekisa ukuthi lungahlinzeka ngamanzi azinzile futhi athembekile ekusebenzeni kwansuku zonke.