mutemo
Kushandiswa kwekufanana neyakafanana neyakafanana pombi
1. Kana iwo mutemo wakafanana wacho unoshandiswa kune imwecheteyo pombi pombi ichimhanya kune dzakasiyana kumhanya, inogona kuwanikwa:
• Q1 / Q2 = N1 / N2
• H1 / H2 = (N1 / N2) 2
• P1 / P2 = (N1 / N2) 3
• NPSH1 / NPSH2 = (N1 / N2) 2
Muenzaniso:
Riripo pombi, iyo modhi is slw50-00bb, isu tinoda kuchinja Slw50-200b kubva pa50 Hz kusvika 60 Hz.
(kubva 2960 rpm kusvika 3552 rpm)
Pa50 Hz, iyo impeller ine yekunze dhata yegumi nematanhatu mm uye musoro we36 m.
H60HZ / H50HZ = (N60HZ / N50HZ) ² = (3552/2960) 2 = (1.2) ² = 1.44
At 60 Hz, H60Hz = 36 × 1.44 = 51.84m.
Kuti upedze kumusoro, musoro werudzi urwu rwepombi unofanirwa kusvika 52m ku60hz kumhanya.
Kutumira Nguva: Jan-04-2024