12 Questions
What is the purpose of a Parshall Flume?
To evenly distribute incoming flow to a plant with multiple primary clarifiers
Can a weir be used as a flow measuring device?
Yes
What would inefficient grit removal tend to cause in raw primary sludge?
Decrease in percent volatile solids
Where are proportional weirs usually located?
In grit chambers
What is the purpose of comminution in wastewater treatment?
Shred large debris and organic material into small particles
In the given scenario, what is the flow rate in MGD if a grit chamber is 2 feet 4 inches wide, with 8 inches deep flow at a velocity of 1.6 ft per second?
2.49 MGD
What is the purpose of a Parshall Flume?
To divide the incoming flow for equal distribution to a plant with multiple primary clarifiers
Can a weir be used as a flow measuring device?
Yes
What would inefficient grit removal tend to cause in raw primary sludge?
A decrease in percent volatile solids in raw primary sludge
Where are proportional weirs usually located?
Grit chambers
What is the purpose of comminution in wastewater treatment?
Shred large debris and organic material into small particles
If a grit chamber is 2 feet 4 inches wide, with 8 inches deep flow at a velocity of 1.6 ft per second, what is the flow rate in MGD?
$2.49 MGD$
Test your knowledge on water treatment and distribution systems with this assessment quiz. Answer questions related to devices used in water treatment plants, flow measuring techniques, and the impact of inefficient grit removal on raw primary sludge.
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