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stimate the total volumetric flow rate gas and the total mass emission rate of the particles in Fig 4.3.

stimate the total volumetric flow rate gas and the total mass emission rate of the particles in Fig 4.3.

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Subject: Air Pollution Formation and Control

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Estimate the total volumetric flow rate gas and the total mass emission rate of the particles in Fig 4.3.

Gas velocity Emission Gas velocity Emission 1.2 1.2 1.2 1.2 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 0.2 0.2 0.2 0.2 1.1 1.1 1.2 1.9 0.9 1.2 1.6 1.8 0.9 0.9 1.3 1.7 0.1 0.1 0.1 0.1 1.1 1.1 1.1 1.1 1.1 1.0 1.0 0.9 1.1 0.7 0.8 1.0 1.1 0.8 0.9 1.4 1.0 0.7 1.0 1.0 0.9 0.9 1.2 1.5 1.1 1.2 1.0 1.1 0.8 0.6 0.9 0.9 8'-0"- 6'-0" To main flue 2'-0" 36'-0" Average gas velocity = 39 f/s Average emission per unit area = 1.2 lb/ft2-hr From No. 2 From No. 1 I.D. fan I.D. fan FIGURE 4.3 Measured velocities and particle mass flow rates (velocity concentration) in a complex duct. The values shown are the ratio of the observed value to the average value for the whole duct. For example, near the bend, where the velocity is shown as 1.2, the measured velocity was 1.2 - 39 f/s = 47 f/s = 14.3 m/s [2].
Transcribed Image Text:Gas velocity Emission Gas velocity Emission 1.2 1.2 1.2 1.2 1.3 1.3 1.3 1.3 1.3 1.3 1.3 1.3 0.2 0.2 0.2 0.2 1.1 1.1 1.2 1.9 0.9 1.2 1.6 1.8 0.9 0.9 1.3 1.7 0.1 0.1 0.1 0.1 1.1 1.1 1.1 1.1 1.1 1.0 1.0 0.9 1.1 0.7 0.8 1.0 1.1 0.8 0.9 1.4 1.0 0.7 1.0 1.0 0.9 0.9 1.2 1.5 1.1 1.2 1.0 1.1 0.8 0.6 0.9 0.9 8'-0"- 6'-0" To main flue 2'-0" 36'-0" Average gas velocity = 39 f/s Average emission per unit area = 1.2 lb/ft2-hr From No. 2 From No. 1 I.D. fan I.D. fan FIGURE 4.3 Measured velocities and particle mass flow rates (velocity concentration) in a complex duct. The values shown are the ratio of the observed value to the average value for the whole duct. For example, near the bend, where the velocity is shown as 1.2, the measured velocity was 1.2 - 39 f/s = 47 f/s = 14.3 m/s [2].
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Given data:

At section 1 and section 2, the measured velocities and particle flow rates are as follows:

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