Compressor-recycle valve design meets severe noise and operating specs

Chevron's El Segundo's alkylation unit is one of the largest in the world with a capacity of 26,500 b/d. The new 16 in. x 24 in. compressor recycle valve, located 40 ft above the ground, is on the bypass of a 15,000 hp refrigeration compressor. The design of the new compressor recycle valve at the Chevron El Segundo refinery's alkylation unit took into account four main considerations: noise, fugitive emissions, rapid stroking, and fire protection.

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