Download e-book for kindle: Applied Math for Wastewater Plant Operators by Joanne K. Price
By Joanne K. Price
With many labored examples, this ebook offers step by step guideline for all calculations required for wastewater therapy. Pertinent calculations are comfortably summarized in every one bankruptcy. The textual content covers the entire basic math recommendations and talents wanted for day-by-day wastewater therapy plant operations. The workbook for this publication can be bought individually or jointly within the utilized Math for Wastewater Plant Operators Set (ISBN: 9781566769891).
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Extra info for Applied Math for Wastewater Plant Operators
7m48gal) = 1346 gpm 1 Flow Conversions Example 2: (FlowConversions) O Convert a flow of 45 gps to d. Use dimensional analysis to check the set up of e problem. P Write the flow rate to be converted, then place multiplication or division factors in the numerator or denominator, as required: 33 USING DIMENSIONAL ANALYSIS TO CHECK THE MATH SET UP Dimensional analysis is often used to check the mathematical set up of conversions. Examples 2 and 3 illustrate how to use dimensional analysis in checking the problem set up.
785. 6736 Instantaneous Flow Rates 25 Example 14: (Instantaneous Flow) Cl The flow through a 6-inch diameter ipeline is moving at a velocity of 3 ft/sec. If the water is owing at a depth of 4 inches, what is the cfs flow rate through the pipeline? 5594. 4 fps. What is the gpm flow rate through the pipeline if the water is flowing at a depth of 5 inches? : '. 785. 5212. Now calculate the flow rate using Q=AV. 48pJ = sec min cu ft Examples 14 and 15 illustrate use of the Q = AV equation when the pipeline is flowing less than full.
25% as household bleach. 34 lbslgal) = lbslday l = 120 lbslday Now calculate the lbslday hypochlorite required. Since only 65% of the hypochlorite is chlorine, more than 120 lbs/&y will be required: 120 l b s b y Cl r 65 Avail. 34) = lbs/day Conc. flow lbslgal l1 1 i 185 lbslday Hy~ochlorite Example 10: (Chemical Dosage) O A wastewater flow of 850,000 pdires a chlorine dose of 25 mglL. If sodium hypoc orite 15%available chlorine) is to be used, how many lbs/day of sodium hypochlorite are required?
Applied Math for Wastewater Plant Operators by Joanne K. Price