24,000 lb/hr of 35.API distillate is cooled from 400 to 3oo•F by 50,000 lb/h~ of 34°API crude oil heated from an inlet t

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answerhappygod
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24,000 lb/hr of 35.API distillate is cooled from 400 to 3oo•F by 50,000 lb/h~ of 34°API crude oil heated from an inlet t

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24,000 lb/hr of 35.API distillate is cooled from 400 to 3oo•F by
50,000 lb/h~ of 34°API crude oil heated from an inlet temperature
of 250°F. Pressure drops of 10 psi are allowable, and a dirt factor
of 0.006 is r~quired. Using 20-ft hairpins of 4- by 3-in. IPS (a)
how many are required, (b) how shall they be arranged, and (c) what
is the final foulillg factor?
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