What type of flow meters are used during normal operations of the sludge removal?
Give this one a try later!
magnetic
What would most likely cause a submersible pump to have an AMP reading that is
above the optimum level?
Give this one a try later!
Clogged impeller
,Assuming a constant suction head, the discharge of a centrifugal pump
_______________________
Give this one a try later!
will decrease with an increase in discharge head
Calculate F:M ratio
GIVEN: Influent BOD5 = 290mg/l
Influent Flow = 5.0MGD
Aeration basin MLSS = 2650 mg/l
Aeration basin volume = 0.8MG
Give this one a try later!
0.68
What is the main concern when a chemical spill occurs?
Give this one a try later!
Containment and Cleanup
How is an air-gap device used?
Give this one a try later!
, To prevent contamination of potable water systems
What type of equipment should be calibrated daily at the plant?
Give this one a try later!
Portable DO probe/ meter
Why is mechanical ventilation of a lift station required?
Give this one a try later!
To minimize the presence of harmful gases
An equipment failure warning light did not turn on, but a failure was reported and
repaired. What is the first thing the operator needs to do?
Give this one a try later!
Check/ replace the bulb in the indicator light
The amount of BOD in sludge entering a digester would be an indirect measure of
what in the digester?
Give this one a try later!
, Food
When collecting a sludge sample, where is the most representative sample location?
Give this one a try later!
In the middle, after all return flows have been well mixed
How can chemical coagulation (POLYMER) dose be initially estimated?
Give this one a try later!
Jar test
What is suction lift?
Give this one a try later!
The pressure on the suction side of the pump
How do you calibrate a chemical feed pump?
Give this one a try later!
Give this one a try later!
magnetic
What would most likely cause a submersible pump to have an AMP reading that is
above the optimum level?
Give this one a try later!
Clogged impeller
,Assuming a constant suction head, the discharge of a centrifugal pump
_______________________
Give this one a try later!
will decrease with an increase in discharge head
Calculate F:M ratio
GIVEN: Influent BOD5 = 290mg/l
Influent Flow = 5.0MGD
Aeration basin MLSS = 2650 mg/l
Aeration basin volume = 0.8MG
Give this one a try later!
0.68
What is the main concern when a chemical spill occurs?
Give this one a try later!
Containment and Cleanup
How is an air-gap device used?
Give this one a try later!
, To prevent contamination of potable water systems
What type of equipment should be calibrated daily at the plant?
Give this one a try later!
Portable DO probe/ meter
Why is mechanical ventilation of a lift station required?
Give this one a try later!
To minimize the presence of harmful gases
An equipment failure warning light did not turn on, but a failure was reported and
repaired. What is the first thing the operator needs to do?
Give this one a try later!
Check/ replace the bulb in the indicator light
The amount of BOD in sludge entering a digester would be an indirect measure of
what in the digester?
Give this one a try later!
, Food
When collecting a sludge sample, where is the most representative sample location?
Give this one a try later!
In the middle, after all return flows have been well mixed
How can chemical coagulation (POLYMER) dose be initially estimated?
Give this one a try later!
Jar test
What is suction lift?
Give this one a try later!
The pressure on the suction side of the pump
How do you calibrate a chemical feed pump?
Give this one a try later!
