Manual de Consulta Intecambiadores de Calor

Manual de Consulta

Intercambiadores de Calor

DATOS DE COEFICIENTE GLOBAL “U” – PARA INDUSTRIA DE DESTILACIÓN DE PETRÓLEO E INDUSTRIA PETROQUÍMICA (CONTINUACIÓN)

U kcal/(m 2 °C h)

U (BTU/h/ft 2 /°F)

FLUIDO CALIENTE

FLUIDO FRÍO

D.E.A. Regenerator Overhead Primary Fractionator Overhead

Water Water Water Water Water Water Water

100

488.24 195.30 292.95

40 (50% cond.) 60 (25% cond.)

Primary Fractionator Overhead & Products

Powerformer Effluent Hydrocracker Effluent

55 - 60

268.53 - 292.95

85

415.01 585.89

Propylene

120

Steam

400 - 600

1952.97 - 2929.46

Congeladores Ethylene

Propylene Ethylene Propylene Propylene Ethylene Ethylene Propylene

98

478.48 522.42 551.71 561.48

Demethanizer Overhead Deethanizer Overhead Depropanizer Overhead

107 113 115

Ethylene

99 - 105 96 - 113 100 - 122

483.36 - 512.65 468.71 - 551.71 488.24 - 595.66

Demethanizer Feed Demethanizer Feed

Rehervidores (calderetas) Steam

Demethanizer Bootoms Demethanizer Bootoms Deethanizer Bootoms Deethanizer Bootoms Depropanizer Bootoms Debutanizer Bootoms Debutanizer Bootoms Debutanizer Bootoms Depentanizer Bottoms Debenzenizer Bootoms Detoluenizer Bootoms

75 60

366.18 292.95

Lean Oil

Steam

73 - 86

356.42 - 419.89

Atmospheric Pipe Still Top Pumparound

66 89

322.24 434.54

Steam Steam

74 - 100

361.30 - 488.24

Atmospheric Pipe Still Top Pumparound

65 56 81 77 80 70 82

317.36 273.42 395.48 498.01 375.95 390.59 341.77 400.36 561.48 361.30

Atmospheric Pipe Still Bottoms

Steam Steam Steam Steam Steam Steam Steam

102

Splitter Bottoms Splitter Bottoms Splitter Bottoms Stabilizer Bottoms

Dowtherm

115

Rerun Tower Bottoms

74

105