1000 lb / hr of oil at 100 ° F flows in a pipe having an ID inch. This oil will rise in temperature because the pipe wall has a temperature of 215 ° F. Oil physical properties data: heat capacity = 0.5 Btu / lbm. ° F density = 55 lbm / cft viscosity = 1.5 lbm / ft.hr conductivity = 0.10 Btu / hr.ft. ° F Calculate the Reynold number, Prandtl number a. and the Nusselt number. b. Calculate the convection heat transfer coefficient. c. Calculate the convection heat rate from the pipe to the oil. 2. Minyak 1000 lb/hr pada suhu 100°F mengalir dalam pipa yang mempunyai ID 1inch. Minyak ini akan naik suhunya karena dinding pipa mempunyai suhu 215°F.Data sifat fisik minyak :kapasitas panas = 0,5 Btu/lbm.°Fdensitas = 55 lbm/cftviskositas = 1,5 lbm/ ft.hrkonduktivitas = 0,10 Btu/hr.ft.°FHitunglah bilangan Reynold, bilangan Prandtlа.dan bilangan Nusselt.b. Hitung koefisien perpindahan panas konveksi.c. Hitunglah laju panas konveksi dari pipa ke minyak.

The mass flow rate of oil, moil = 1000 lb/h Initial temperature of oil, Toil,i = 100ºF Inside…

Answered: 1000 lb / hr of oil at 100 ° F flows in…

Introduction to Chemical Engineering Thermodynamics

8th Edition

ISBN:9781259696527

Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart

Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart

Chapter1: Introduction

Section: Chapter Questions

Problem 1.1P

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1000 lb / hr of oil at 100 ° F flows in a pipe having an ID inch. This oil will rise in temperature because the pipe wall has a temperature of 215 ° F. Oil physical properties data: heat capacity = 0.5 Btu / lbm. ° F density = 55 lbm / cft viscosity = 1.5 lbm / ft.hr conductivity = 0.10 Btu / hr.ft. ° F Calculate the Reynold number, Prandtl number a. and the Nusselt number. b. Calculate the convection heat transfer coefficient. c. Calculate the convection heat rate from the pipe to the oil.

2. Minyak 1000 lb/hr pada suhu 100°F mengalir dalam pipa yang mempunyai ID 1
inch. Minyak ini akan naik suhunya karena dinding pipa mempunyai suhu 215°F.
Data sifat fisik minyak :
kapasitas panas = 0,5 Btu/lbm.°F
densitas = 55 lbm/cft
viskositas = 1,5 lbm/ ft.hr
konduktivitas = 0,10 Btu/hr.ft.°F
Hitunglah bilangan Reynold, bilangan Prandtl
а.
dan bilangan Nusselt.
b. Hitung koefisien perpindahan panas konveksi.
c. Hitunglah laju panas konveksi dari pipa ke minyak.

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