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ʻO nā mea e pono ai ka nānā ʻana i ka pamu waena waena
1. Nā kūlana e pono ai no ka hoʻomaka ʻana E nānā i kēia mau mea ma mua o ka hoʻomaka ʻana i ka mīkini: 1）Leak check 2）E hōʻoia i ka leakage o ka paila a me kāna paipu ma mua o ka hoʻomaka ʻana. Inā he leakage, ʻoi aku ka nui o ka paipu suction, e hōʻemi ia i ka hana ...Heluhelu hou aku -
ʻO nā mea e pono ai ka nānā ʻana i ka paila wai hānai paila
1. Hiki ke holo wale ka Pump i loko o nā palena i kuhikuhi ʻia; 2. ʻAʻole pono e loaʻa ka ea a i ʻole ke kinoea i loko o ka medium conveying medium, i ʻole e hoʻoulu ʻia ka cavitation wili a hōʻino i nā ʻāpana; 3. ʻAʻole hiki i ka Pump ke lawe i ka medium granular, i ʻole e hōʻemi ia i ka pono o ka pamu a me ka ...Heluhelu hou aku -
ʻO nā mea e pono ai ka nānā ʻana o Submersible sege pump
1. Ma mua o ka hoʻohana ʻana: 1). E nānā inā he ʻaila i loko o ka lumi ʻaila. 2). E nānā inā ua paʻa ke kīpē a me ka hoʻopaʻa ʻana ma ka lumi ʻaila. E nānā inā ua hoʻopaʻa paʻa ke kīpē i ka pahu hoʻopaʻa. 3) .E nānā i ka huli ʻana o ka impeller me ka maʻalahi. 4). E nānā inā ʻo ka...Heluhelu hou aku -
Introduction to common pump terms (6) – Pump cavitation theory
Cavitation of Pump: Theory and Calculation Overview of cavitation phenomenon ʻO ke kaomi o ka hoʻoheheʻe ʻana o ka wai ʻo ia ke kaomi mahuka o ka wai (saturated vapor pressure). Pili ke kaomi vaporization o ka wai me ka mahana. ʻO ke kiʻekiʻe o ka mahana ...Heluhelu hou aku -
Introduction to common pump terms (5) – Pump impeller cutting law
ʻO ka ʻāpana ʻehā ʻO ka hana ʻana o ka pauma vane ke ʻoki ʻana i ka ʻāpana o ka mea hoʻoheheʻe mua o ka paila vane ma ka lathe ma ke anawaena o waho. Ma hope o ka ʻoki ʻia ʻana o ka impeller, e hoʻololi ka hana o ka paila e like me kekahi rul ...Heluhelu hou aku -
Introduction to common pump terms (4) – Pump like
kānāwai Ka hoʻohana ʻana i ka manaʻo like o ka pauma 1. Ke hoʻohana ʻia ke kānāwai like i ka pauma vane hoʻokahi e holo ana ma nā wikiwiki like ʻole, hiki ke loaʻa: •Q1/Q2=n1/n2 •H1/H2=(n1/n2)2 • P1/P2=(n1/n2)3 •NPSH1/NPSH2=(n1/n2)2 Laʻana: He pāpaʻi i kēia manawa, ʻo SLW50-200B ke kumu hoʻohālike, mākou pono e hoʻololi SLW50-...Heluhelu hou aku -
Introduction to common pump terms (3) – specific speed
ʻO ka wikiwiki kikoʻī 1. Ka wehewehe ʻana i ka wikiwiki kikoʻī ʻO ka wikiwiki kikoʻī o ka pauma wai ua hoʻopau ʻia e like me ka wikiwiki kikoʻī, i hōʻike pinepine ʻia e ka hōʻailona ns. ʻO ka wikiwiki kikoʻī a me ka wikiwiki hoʻololi ʻelua mau manaʻo like ʻole. ʻO ka wikiwiki kikoʻī kahi ʻikepili piha i helu ʻia ...Heluhelu hou aku -
Hoʻomaka i nā huaʻōlelo pamu maʻamau (2) - ka pono + kaʻa
ka wikiwiki o ka mana 1. Ka mana kūpono: Ua ʻike ʻia ʻo ia ka mana hoʻopuka. Hōʻike ia i ka ikehu i loaʻa e ka wai e kahe ana ma ka pā wai i hoʻokahi manawa mai ka pā wai. Pe=ρ GQH/1000 (KW) ρ——Density o ka wai i hāʻawi ʻia e ka pamu（kg/m3） γ——Ke kaumaha o ka wai i hāʻawi ʻia e ka pamu（N/m3） ...Heluhelu hou aku -
Introduction to common pump terms (1) – flow rate + examples
1.Flow–E pili ana i ka leo a i ʻole ke kaumaha o ka wai i hāʻawi ʻia e ka paila wai no kēlā me kēia manawa. 2.Head–E pili ana i ka hoʻonui ʻana i ka ikehu o ka lawe ʻana i ka wai me ka umekaumaha hui mai ka puka komo a i waho...Heluhelu hou aku
