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Recent content by martinpump

  1. martinpump

    Needed Pump Hydraulic Calculation guide book

    Thanks very much
  2. martinpump

    Needed Pump Hydraulic Calculation guide book

    hi friend I am not able to download as no Membership. Can u please send me any link, in order to download it free
  3. martinpump

    Needed Pump Hydraulic Calculation guide book

    Hi All Is there any pump book available in which essential pump calculation are showed. Like how to calculate, pump MAWP, Bowl MAWP. MAX SHUTOFF HEADS. NSS Speed. Vertical pump suction lift adjustments. Thanks Martin
  4. martinpump

    Bleed bushing mechanical seal

    Hi All, Can some one, explain me in details what is this bleed bushing mechanical seal generally used in vertical pumps. If possible let me have any link which gives further details. Also, i would like to understand vertical pumps, suction lift calculations. Any guide book which explain...
  5. martinpump

    ITT Goulds pump manuals (GPM6 or GPM7) have formulas and charts for determining minimum submergence

    dear All, Can some one provide me with a copy of ITT Goulds pump manuals (GPM6 or GPM70 I need to understand how to calculate below calculations Min. Liquid Level (LLLL, Min. submergence) First Stage End of Pump (Including Suction Strainer) Bottom of Pump Pit Min. Submergence Level (from...
  6. martinpump

    What is this Picture for, is it Impeller thickness check or what?

    Please can some one let me know what is this machine used for in impeller testing. Is it checking Impeller thickness, vane angel ect. http://files.engineering.com/getfile.aspx?folder=78b202b1-575d-4d96-9fb9-3e959fe684a9&file=Capture.PNG
  7. martinpump

    VENDOR TO ADD MINIMUM CONTINUOUS REQUIRED, 30% ??

    Well Thanks All, now its clear. The client advice me to first select the nearest pump, then what ever the BEP flow is take 30% of that and add it to rated Q. Its now clear. Thanking you all. further to this what is this attached picture. what is it used for...
  8. martinpump

    VENDOR TO ADD MINIMUM CONTINUOUS REQUIRED, 30% ??

    Thanks TenPenny However i need formula book to calculate the vertical pump levels
  9. martinpump

    VENDOR TO ADD MINIMUM CONTINUOUS REQUIRED, 30% ??

    Thanks All, Well do u have any Vertical pump minimum submergence level calculation books i was informed that GOULDS have a very informative book for this, can i have a copy if available please.
  10. martinpump

    VENDOR TO ADD MINIMUM CONTINUOUS REQUIRED, 30% ??

    Yes as per client the flow will be reverted back, my question is how much do i need to add to 2140. Is the calculation of mine correct ie 2140 x 30% = 642 So 2140+642=2782 Or 2140/0.7=3057? Really confused.
  11. martinpump

    VENDOR TO ADD MINIMUM CONTINUOUS REQUIRED, 30% ??

    Hi All, In the data sheet, RATED USGPM is 2140. No NORMAL USGPM is specified. And a note is given MINIMUM FLOW PROTECTION WILL BE USED. PUMP VENDOR TO ADD MINIMUM CONTINUOUS REQUIRED FLOW TO RATED PUMP CAPACITY. TURNDOWN SHALL BE MINIMUM 30%. So do i need to add 30% extra to 2140 GPM ie 30%...
  12. martinpump

    Understanding pump pressures calculations

    Hi All, I have a case in which I am bit confused, in the pump data sheet its mention flow is 85.2m3/hr TDH: 24.35M Now suction pressure at normal is flow rate is : 42.21 bar (abs) And at max suct pre @shutoff is 24.35 bar (abs). Now isn’t it wrong mention from client, how can be the suction...
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