What is CAVITATION INDEX for Control Valve (ISA RP 75.23) | Flashing & Cavitation in control valve

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  • @ankit10005
    @ankit10005 หลายเดือนก่อน

    Thanks for your invaluable insights.

  • @mohansudhir3085
    @mohansudhir3085 ปีที่แล้ว +4

    Can feel your passion towards Instrumentation in the video. Awesome work 👏

    • @AsadPassionateEngineer
      @AsadPassionateEngineer  ปีที่แล้ว

      Glad you like them! 😊 You words inspire me to create more such videos !!

  • @miguelalviz1910
    @miguelalviz1910 หลายเดือนก่อน

    Very helpful

  • @lokeshmohapatra3925
    @lokeshmohapatra3925 ปีที่แล้ว

    Thank you for explaining this so neatly

    • @AsadPassionateEngineer
      @AsadPassionateEngineer  ปีที่แล้ว

      So nice of you for this Kind feedback. Glad you found the efforts useful. 😊

  • @rahulpandit7081
    @rahulpandit7081 ปีที่แล้ว +1

    Hi Asad
    " In this video you mentioned that P1 will drop it to below vapour pressure and then it will regain back to P2 pressure with some delta P from P1. Can you please explain on how one should identify that it is dropping to below vapour pressure and gaining back to P2 with some delta-P? How can a process designer calculate it? For example, In this video it can drop to 56 psig from 100 psig and gain back to 75 psig, hence no cavitation shall occur.
    Thanks

  • @elviradorado2018
    @elviradorado2018 2 ปีที่แล้ว

    Thanks Asad, each Saturday I am waiting for your powerful knowledge pills. :-)

    • @AsadPassionateEngineer
      @AsadPassionateEngineer  2 ปีที่แล้ว

      Oh so Happy to know that 😊 Thank you Elvira Dorado for taking out the time to watch these videos !!

  • @informationproject9499
    @informationproject9499 2 ปีที่แล้ว

    Thanks u so much .🙏

  • @AsadPassionateEngineer
    @AsadPassionateEngineer  2 ปีที่แล้ว +2

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    • @abdelrahmanabdelgadier5537
      @abdelrahmanabdelgadier5537 ปีที่แล้ว

      Appreciate the great effort for best video and professional presentation with strongest technical background, really one of amazing and first time for me to start subscribing and follow channel in TH-cam,

  • @aaindian8100
    @aaindian8100 ปีที่แล้ว

    Great video

  • @abdessamedghettas7167
    @abdessamedghettas7167 2 ปีที่แล้ว

    Thank you

  • @1mohit2
    @1mohit2 2 ปีที่แล้ว +1

    Very Insightfull Video..
    Thanks for creating such amazing content..

    • @AsadPassionateEngineer
      @AsadPassionateEngineer  2 ปีที่แล้ว

      Glad you found these humble efforts useful 😊 !! Will try my best to come up with more informative videos, Thanks for your comment !!

  • @vaijainathnamgode3149
    @vaijainathnamgode3149 2 ปีที่แล้ว

    Great job Asad...its help a lot....
    Keep going...

  • @wsiddig1
    @wsiddig1 2 ปีที่แล้ว

    Thanks Asad.

  • @ajaykumarmarathe1109
    @ajaykumarmarathe1109 ปีที่แล้ว

    Thanks Asad 👍

    • @AsadPassionateEngineer
      @AsadPassionateEngineer  ปีที่แล้ว

      Most welcome Ajay !! and yes It was a pleasure to work with you on P66 Project 😊

  • @jaydeepsolanki6401
    @jaydeepsolanki6401 2 ปีที่แล้ว

    Nice work and great video thanks.
    Pls make a video on what is HART vs HART PASS THROUGH DCS system.

    • @AsadPassionateEngineer
      @AsadPassionateEngineer  2 ปีที่แล้ว

      Thank you.... Sure brother 😊 can you elaborate on HART PASS THROUGH DCS system. Thanks 😊

  • @deepakmalvi9754
    @deepakmalvi9754 8 หลายเดือนก่อน

    Hi Asad, really appreciate your informative videos. Do you have one that explains how to calculate the safe valve opening percentage to prevent or minimize cavitation's impact on the valve?

  • @ankurbhatnagar3241
    @ankurbhatnagar3241 2 ปีที่แล้ว

    Good

  • @cck0728
    @cck0728 2 ปีที่แล้ว +1

    Good video. What is multi stage trim? Also, what is the issue if you operate your control valves at 80% (dia 48") and service is water?
    Thanks.

    • @AsadPassionateEngineer
      @AsadPassionateEngineer  2 ปีที่แล้ว +1

      Thank you so much, There isn't any issue however to have better controllability of control vale it is recommended to have the operating range of CV between 20 to 80 percent.
      Multi stage trim produces the pressure drop across the valve in a staged manner and could be one of the solution for cavitation problems.
      Hope this helps ! 😊

  • @instrumentation4u531
    @instrumentation4u531 2 ปีที่แล้ว +1

    Sir can u tell where can I find content about the control valve designing , and calculation , I want to learn about this , please help

    • @AsadPassionateEngineer
      @AsadPassionateEngineer  2 ปีที่แล้ว

      Fisher handbook on control valves can be quite helpful.... It is freely available online.
      Also will try my best in coming videos to cover this topic in detail 😊

  • @divyangpatluwala7425
    @divyangpatluwala7425 2 ปีที่แล้ว

    please make video on instrument selection..like flow meter ,control valve selection 🙏

  • @shamsulhoda1897
    @shamsulhoda1897 ปีที่แล้ว

    What is vapor pressure??

  • @kinshukumar8874
    @kinshukumar8874 ปีที่แล้ว

    how can i predict the number of stages in which pressure should be dropped to stop cavitation ?

  • @SangramPatnaik-yp9pe
    @SangramPatnaik-yp9pe ปีที่แล้ว

    How to know the vapour pressure inside a running control valve to calculate cavitation index

  • @ambeshpandey72
    @ambeshpandey72 ปีที่แล้ว

    From where I can have PV value for signa calculation?

    • @AsadPassionateEngineer
      @AsadPassionateEngineer  ปีที่แล้ว

      The Process Engineer usually provide this value in their IPDS (Instrument Process Datasheet)

  • @tinnieds16
    @tinnieds16 ปีที่แล้ว

    Please provide tutorial for the interpretation of control valve sizing result

    • @AsadPassionateEngineer
      @AsadPassionateEngineer  ปีที่แล้ว +1

      Oh yes this is a good topic sure will (I.A) make a video on sizing and how to interpret it !!

    • @itsmetinnie1685
      @itsmetinnie1685 ปีที่แล้ว

      @@AsadPassionateEngineer thank you so much

  • @bossdash
    @bossdash ปีที่แล้ว

    Delta p increases will decrease the flow..pls recheck

    • @AsadPassionateEngineer
      @AsadPassionateEngineer  ปีที่แล้ว

      If we increase the Delta P across the Valve . i.e Increase the value of P1-P2 . The flow will increase .
      You can ask any valve expert 😊 If you have any other understanding then please share !!!