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  1. NG_Engineer

    API 520/521 Noise Calculation

    Yes. Thank you for the response. I talked to our SME for relief valves and he agreed that the formula should work for an estimate of the noise.
  2. NG_Engineer

    API 520/521 Noise Calculation

    I've got a question about the formula for estimating noise from a relief valve that is in API 521. Has anyone done empirical testing to verify the accuracy of the estimate? I haven't been able to find anything about verification. I wanted to use the formula to get a quick estimate of the noise...

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