Elements of Chemical Reaction Engineering (5th Edition) (Prentice Hall International Series in the Physical and Chemical Engineering Sciences)
5th Edition
ISBN: 9780133887518
Author: H. Scott Fogler
Publisher: Prentice Hall
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Chapter 11, Problem 11.3P
Interpretation Introduction
Interpretation:
Among the given statements, the true and false statement has to be identified and the reason for true or false has to be explained.
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8. A gas is admitted at a rate of 0.015 m³s-¹ to a vertical glass pipe with
an inside diameter of 50 mm. The gas bubbles that form travel with a
velocity of 32 ms-¹. Determine the gas void fraction and the velocity
of the liquid if the volumetric flow is 2.5 x 10-5 m³s-1. Answer: 0.24,
1.7 ms-1
9 Characterise the main concepts of a homogeneous flow model sepa-
Chapter 11 Solutions
Elements of Chemical Reaction Engineering (5th Edition) (Prentice Hall International Series in the Physical and Chemical Engineering Sciences)
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- 8.9 × 10-4 Nsm-2. Answer: 2.7 kNm²²m-1 4. An experimental test rig is used to examine two-phase flow regimes in horizontal pipelines. A particular experiment involved uses air and water at a temperature of 25°C, which flow through a horizontal glass tube with an internal diameter of 25.4 mm and a length of 40 m. Water is admitted at a controlled rate of 0.026 kgs-¹ at one end and air at a rate of 5 x 104 kgs¹ in the same direction. The density of water is 1000 kgm³, and the density of air is 1.2 kgm³. Determine the mass flow rate, the mean density, gas void fraction, and the superficial velocities of the air and water. Answer: 0.02605 kgs-1, 61.1 kgm-3, 0.94, 0.822 ms-1, 0.051 ms-1arrow_forwardA 1 μm radius water droplet is settling in paraffin oil. The oil contains an oil-soluble surfactant. The surface dilatational viscosity is 1×104 kg/s. Calculate the settling velocity using the Stokes, Hadamard-Rybczynski and the Boussinesq equations. Compare your results. The density of the oil is 770 kg/m³ and its viscosity is 0.8×10-³ Pa s. Sel Given: The semino velochy v. t the drop is calcula out in a song Rd=1×10-6 m, nath d=1×104 kg/s, Pooib Md=1×10-³ Pa s. S. μ=0.8×10-3 Pas Garing bigit p=770 kg/m³, logo Pd=1000 kg/m³arrow_forward1. Determine the range of mean density of a mixture of air in a 50:50 oil-water liquid phase across a range of gas void fractions. The den- sity of oil is 900 kgm³, water is 1000 kgm³, and gas is 10 kgm³.arrow_forward
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