tag:blogger.com,1999:blog-8968604820003269863.post3782815965875690264..comments2024-03-21T03:05:46.528-07:00Comments on Chemical & Process Technology: TIPS : Estimate Pump Head Base on Impeller Size & Pump SpeedWebwormhttp://www.blogger.com/profile/11991072858350648438noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-8968604820003269863.post-6509722707844500912010-03-12T11:50:33.799-08:002010-03-12T11:50:33.799-08:00Interesting.Interesting.Webwormnoreply@blogger.comtag:blogger.com,1999:blog-8968604820003269863.post-69575460967648920252010-03-12T02:06:02.665-08:002010-03-12T02:06:02.665-08:00This kind of calculation is not best method, inste...This kind of calculation is not best method, instead better to chek pump family curves.<br /><br />I cross cheked with a pump installd some years back. it is 2950 rpm,90 mtr head, 265 mm impeller dia. and as per calulation with this fomula it is off. Pump was selected using family curves. Also for process pumps one can get performance refering ISO 2925Anonymousnoreply@blogger.com