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Recent content by shashankTurbomachine

  1. shashankTurbomachine

    CERTIFICATION COURSE ON CENTRIFUGAL PUMP PURSUING ONLINE IN THIS CORONA PANDEMIC

    HI ALL, I KNOW WE HAVE BEEN DISCUSSING OUR PROBLEMS FOR LONG TIME ON THIS PLATFORM. I AM SHASHANK SAXENA, HAVING EXP. OF 12 YRS. IN ROATATING EQUIPMENT DESIGNING FOR EPCM BUSINESS. I HAVE NOT THINK OF ANY CERTIFICATION SO FAR IN MY CAREER. HOWEVER DURING THIS TIME OF WFH KINDA ENVIRONMENT, I...
  2. shashankTurbomachine

    CERTIFICATION COURSE ON CENTRIFUGAL PUMP PURSUING ONLINE IN THIS CORONA PANDEMIC

    [highlight #5C3566]HI ALL, I KNOW WE HAVE BEEN DISCUSSING OUR PROBLEMS FOR LONG TIME ON THIS PLATFORM. I AM SHASHANK SAXENA, HAVING EXP. OF 12 YRS. IN ROATATING EQUIPMENT DESIGNING FOR EPCM BUSINESS. I HAVE NOT THINK OF ANY CERTIFICATION SO FAR IN MY CAREER. HOWEVER DURING THIS TIME OF WFH...
  3. shashankTurbomachine

    Hydraulic Pump Selection - Help

    I think you might be better off asking or looking in the automobile engineers forums which look fairly busy. Or the fluid power forum which deals with hyraulics This is a very specific use whereby you need to control pressure and generate pressure very quickly but only for short periods. This...
  4. shashankTurbomachine

    Potential Causes for cracks in Suction Liner in Slurry Pumps?

    Generally upto 25mm for centrifugal pump A well phrased question has answers in itself!!!
  5. shashankTurbomachine

    Potential Causes for cracks in Suction Liner in Slurry Pumps?

    What is the allowed solid particles size in manual? Check and measure your inlet to pump A well phrased question has answers in itself!!!
  6. shashankTurbomachine

    Mechanical seal and API Plan for desalted Crude Oil centrifugal pumps (Temperature: 150ºC)

    Dear Mukesh How can 53b be employed. First we want to know whether there is presence of H2s more than 200 ppm? Why not suggest plan 2352. A well phrased question has answers in itself!!!
  7. shashankTurbomachine

    API610-11, Table 16, note b) reads “cumulative tolerances not applicable”.

    your question is not clear. what do you mean by cumulative A well phrased question has answers in itself!!!
  8. shashankTurbomachine

    What is IGC testing and why it is performed?

    inter granular corrosion A well phrased question has answers in itself!!!
  9. shashankTurbomachine

    What is IGC testing and why it is performed?

    What is IGC testing and why it is performed? A well phrased question has answers in itself!!!
  10. shashankTurbomachine

    Selecting a pump for high temperature requriement

    For selecting a pump many parameters are required as input such as : Flow Head Sp.gr. Viscosity NPSHa Vapour pressure Suction Pressure and solid contents In absence of above parameters no selection is possible. Usually OH2 pump can work upto temperature of 450degC. A well phrased question has...
  11. shashankTurbomachine

    How is system curve determinded and drawn?

    System curve is graphical representation of resistance offered by the system.It It shows that the pressure developed in the pump is high enough to overcome the resistance offered by the system. It will start from 0 head and 0 flow if there is no static lift otherwise it will have some head...
  12. shashankTurbomachine

    Pressure pump selection.

    Depends on your volume but you could just use some pipe and connections. The HX I couldn't see enough data but looks ok on the surface. 80 bar will rule out a lot of things so check that first. A well phrased question has answers in itself!!!
  13. shashankTurbomachine

    BALANCE LEAK OFF LINE

    We all know that BLO is required in multistage between bearing pumps(BB2/3 and 5) BLO is a line in which some flow is taken from discharge side(balance drum on BB5,throttle sleeve on BB2/3) and routed back to suction This flow from final stage of pump has some undergone some heating beacuse of...
  14. shashankTurbomachine

    Why pumps might not cavitate when NPSHa < NPSHr? Why smaller pumps hardly cavitate?

    you don't know any basics. NPSHA shall be greater by 1m than NPSHr as minimum. The 3% head drop is method by which NPSHR is measured either by suction throttling or vacumm supression method. Its not that it is not applicable for smaller pumps, you have again sum confusion. NPSHA shall always be...
  15. shashankTurbomachine

    HOW THE CENTRIFUGAL PUMP CHANGES WITH USE OF INDUCER

    i have also came to know that use of inducer is actually not accurate as this will reduce NPSHr at a particular speed only and rest speed it will have high NPSHR. Kindly thro some light on it. A well phrased question has answers in itself!!!

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