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What is a function of a pressure relief valve? A pressure relief valve has a puppet with effective diameter as 2.5 cm. Given Full flow

What is a function of a pressure relief valve? A pressure relief valve has a puppet with effective diameter as 2.5 cm. Given Full flow pressure should be 40 bars more than the cracking pressure. Determine What Initial compression X should be given to the poppet spring. Poppet is allowed to move a maximum of 4 mm from its closed position. Spring constant ke 4000 N/cm. Determine the cracking pressure of the PRV.

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