Recent content by Biky

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    Level Measurement for Liquefied Hydrogen

    Thank you everyone for your valuable information.
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    Level Measurement for Liquefied Hydrogen

    I'm searching for level measuring system, for liquefied hydrogen storage tank. Tank is Dewar type. Tank inner diameter=23m, height=38m, temp=-253°C. Most instruments are not suitable for these temp. Any suggestion?
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    Horizontal Pitch in a Spiral

    Thank you @Smart & @Joe. The example of wrapping a paper over a cylinder and rolling it out flat makes a clear understanding about the horizontal pitch.
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    Horizontal Pitch in a Spiral

    "Sensors shall be located along a spiral pattern (the vertical spiral pitch of which shall be a 10th of tank wall height) with an horizontal pitch between 2 sensors of 25 m." I get confused on horizontal pitch. Could somebody help me to give me a clear vision of above situation.
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    Junction Box Ex 'e' 'p' Calculation

    I would like to know about Junction Box Ex e,p calculation. If possible i would like to request to provide samples for my knowledge. With Kind Regards, Biky
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    Harardous Area Verification Dossier

    Thank you sir. It really helped me a lot.
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    Harardous Area Verification Dossier

    Hello Everyone, I am trying to understand about Hazardous Area Verification Dossier. Actually i am interested in LNG Tank project. So anybody please help me with how this Dossier document are made? What are the necessary parts to include? Example sample or links will be very helpful...
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    Heat Load Calculation

    Hi Ikhtiander, Thank you for your helpful attachment. Regards, Biky
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    Heat Load Calculation

    Sir. Thank you for your advice. Regards, Biky
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    Heat Load Calculation

    Yes Sir
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    Heat Load Calculation

    How heat load calculations are done? What are the factors to be considered? Does JB’s heat load also should be consider? Regards, Biky
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    Intrinsic Safety

    Hi, Thank you for your reply. I am familiar with the simple apparatus. But I’ve also studied that if there are many RTDs, then verification is necessary. Is it true? If yes then what are the entity parameters for comparison and to do calculation? Cuz I only know about the RTD 4-20 mA...
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    IS Barrier Circuit

    Dear Friends, Could anyone please help me how to identify IS Barrier Circuit in a exixting system. In a system there are RTDs and Temp Transmitter installed in Hazardous area and Instrument JB, Power supply for Instrument JB, and Control Room are located in Safe Area. I would like to...
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