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The controls for a pump are set for the pump to turn on when the pressure drops to 2 psi and to turn off when the pressure reaches 8 psi. If this tank has a diameter of 50 feet, how many gallons will be stored between pumping cycles?
The controls for a pump are set for the pump to turn on when the pressure drops to 2 psi and to turn off when the pressure reaches 8 psi. Calculate the following items:
A centrifugal pump delivering 200 gpm against a total head of 40 feet produces _______ HP
A lot which measures 1200 feet by 1500 feet contains ______ acres
3 cubic yards contains _____ cubic feet
Calculate the pumping rate for a pump if the wet well drops 4 feet in 30 minutes. The wet well is 12 feet wide and 15 feet long.
If you dig a trench 500 feet long, 3 feet wide, and 8 feet deep, how many cubic yards of spoil will you remove?
What is the discharge pressure of your pump if you're pumping into a force main that is 40 feet above the pump and you need to maintain a pressure of 60 psi in the force main?
If the discharge pressure gauge reads 80 psi, what is the equivalent head in feet?
Calculate the flow for a 6-ft wide channel if the flow is 18 inches deep and the velocity is 2 fps,
6 mgd = _________ cfs
The temperature of your sample is 16^{o}C. What is this in ^{o}F?
If you thicken your solids from 2% to 5% and you typically pump 1000 gallons per day of 2%, how many gallons of 5% solids will you pump?
If you thicken your solids from 4% to 6% and you typically pump 12,000 gallons per day of 4%, how many gallons of 6% solids will you pump?
A lift station is equipped with three pumps, each rated at 175 gpm. The wet well is 20 feet long, 10 feet wide, and 9 feet deep. The average influent flow is 0.5 mgd.
Given this lab data, calculate the TSS in mg/L
Your sludge pump has one 12-inch piston with a 9-inch stroke. It is rated at 50 RPM and is set to pump 2 minutes every 10 minutes. The total solids concentration is 5%. If the temperature of the raw sludge is 50^{o}F and the digester is at 95^{o}F, how many BTUs are required to warm the sludge?
Your sludge pump has one 12-inch piston with a 9-inch stroke. It is rated at 50 RPM and is set to pump 2 minutes every 10 minutes. The total solids concentration of the sludge is 5% and the volatile solids concentration is 70%. Your digester typically produce 12 cubic feet of digester gas per pound of volatile solids fed to the digester and averages 650 BTU/cubic foot of digester gas, how many BTUs should be produced?
Your sludge pump has one 12-inch piston with a 9-inch stroke. It is rated at 50 RPM and is set to pump 2 minutes every 10 minutes. The total solids concentration of the sludge is 5% and the volatile solids concentration is 70%. If your digester typically produce 12 cubic feet of digester gas per pound of volatile solids fed to the digester, how many cubic feet of digester gas should be produced?
Your sludge pump has one 12-inch piston with a 9-inch stroke. It is rated at 50 RPM and is set to pump 2 minutes every 10 minutes. If the total solids concentration is 5% and the volatile solids concentration is 70%, how many pounds of volatile solids are pumped daily?
Your sludge pump has one 12-inch piston with a 9-inch stroke. It is rated at 50 RPM and is set to pump 2 minutes every 10 minutes. If the total solids concentration is 5%, how many pounds of total solids are pumped daily?
Your sludge pump has one 12-inch piston with a 9-inch stroke. It is rated at 50 RPM and is set to pump 2 minutes every 10 minutes. How many gallons of sludge are pumped daily?
If a pump has one 12-inch piston with a 9-inch stroke, and is rated at 50 RPM, how many gpm will this pump deliver?
To determine the weight of a tank, you should:
mg/L x 8.34 x MGD is the formula for calculating
Click on the thumbnail below for a chart of pump station math for cylindrical tanks and have some fun!!!
Click on the thumbnail below for a chart of pump station math for rectangular tanks and have some fun!!!
Click on the thumbnail below for a chart of pipe math and have some fun!!!
The formula for the volume of a rectangular tank is
The formula for the volume of a cylindrical tank is
Given a tank measures 50 feet long, 25 feet wide, and 15 ft deep, calculate:
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