Nhanganyaya kune yakajairika Pump Termy (3) - Yakasarudzika kumhanya

Kumhanya chaiwo
1. Kurudziro yakanamirwa yekukurumidza
Iko kunomhanya kwakananga kweiyo pombi yemvura hakupfupi sekumhanya kwakananga, kunowanzove kunomiririrwa neiyo chiratidzo NS. Iyo yakananga kumhanya uye kumhanya kwekutenderera ndiwo maviri maviri akasiyana pfungwa. Iko kunomhanya kwakananga ndeye data rakazara rakatarwa nekushandisa iyo Best Parameter Q, H, n, iyo inoratidza hunhu hwepombi yemvura. Inogona zvakare kunzi tsika yakazara. Iyo ine hukama zvakanyanya nechimiro chakarongeka chenzvimbo yepombi uye kuita kwepombi.
Calculation formula yekukurumidza kumhanya muChina

aa

Calculation Fomula yekumhanya kwakananga kunze kwenyika

b

1. Q uye H RAME kune iyo inoyerera chiyero uye musoro pakubata kwakanyanya, uye n zvinoreva kuti dhizaini yekumhanyisa. Yeiyo pombi imwe chete, iyo yakananga kumhanya ndeyeimwe kukosha.
2. Q uye H mune formula inotaura nezve dhizaini yekuyerera uye dhizaini yemusoro weimwe-suction single-stage pombi. Q / 2 inotsiviwa kuti ipfupi kupetwa kwepombi; Kune akawanda-nhanho pumps, iyo musoro weyekutanga-stage inseller inofanira kutsiviwa kuverenga.

PUMP STE

Centrifugal pombi

Yakasanganiswa-inoyerera pombi

Axial kuyerera pombi

Yakadzika chaiyo kumhanya

Pakati pekumhanya kwakananga

Yakakwira chaiyo kumhanya

Kumhanya chaiwo

30 <ns<80 80 <ns<150 150 <ns<300 300 <ns<500 500 <ns<1500

1. Pombi ine yakadzika chaiyo yekumhanya zvinoreva musoro uye kuyerera kudiki, nepo pombi ine yakakwira chaiyo yekumhanya inoreva musoro wakaderera uye kuyerera kukuru.

2. Iyo inomerera ine yakadzika mhanyisa kumhanya yakamanikana uye yakareba, uye iyo ine yakakwira nekumhanya yakakwira yakanyanya kupfupika uye ipfupi.

3. Iyo yakadzika yakanyanya kumhanya pombi iri prode kuti hump.

4, DZVANYA ROPA RINOGARA PUMP, SEAFT SIMBA idiki kana kuyerera kwakayerera zero, vhara iyo vheji yekutanga. Yakakwira chaiyo mhanyisa pumps (yakasanganiswa inoyerera pombi, axial kuyerera pombi) ine hombe shaft simba ku zero kuyerera, saka vhura vhivha yekutanga.

ns

60

120

200

300

500

 

0.2

0.15

0.11

0.09

0.07

Zvakananga kumukira uye inobvumidzwa kucheka mari


Kutumira Nguva: Jan-02-2024