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Food to Microorganism Ratio is actually a measurement of the amount of incoming food divided by the Lbs of Microorganisms in your system. Check FAQs
FM=BODMt
FM - Food to Microorganism Ratio?BOD - Daily BOD?Mt - Total Microbial Mass?

Food to Microorganism Ratio Example

With values
With units
Only example

Here is how the Food to Microorganism Ratio equation looks like with Values.

Here is how the Food to Microorganism Ratio equation looks like with Units.

Here is how the Food to Microorganism Ratio equation looks like.

0.001Edit=3Edit3Edit
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Food to Microorganism Ratio Solution

Follow our step by step solution on how to calculate Food to Microorganism Ratio?

FIRST Step Consider the formula
FM=BODMt
Next Step Substitute values of Variables
FM=3mg3g
Next Step Convert Units
FM=3E-6kg0.003kg
Next Step Prepare to Evaluate
FM=3E-60.003
LAST Step Evaluate
FM=0.001

Food to Microorganism Ratio Formula Elements

Variables
Food to Microorganism Ratio
Food to Microorganism Ratio is actually a measurement of the amount of incoming food divided by the Lbs of Microorganisms in your system.
Symbol: FM
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Daily BOD
Daily BOD load measures the amount of oxygen that microorganisms will consume while decomposing organic matter in a water sample over a 24-hour period.
Symbol: BOD
Measurement: WeightUnit: mg
Note: Value should be greater than 0.
Total Microbial Mass
Total Microbial Mass is the cumulative mass of microorganisms present in a given sample or system. This includes bacteria, fungi, protozoa, and other microbes.
Symbol: Mt
Measurement: WeightUnit: g
Note: Value should be greater than 0.

Other Formulas to find Food to Microorganism Ratio

​Go Food to Microorganism Ratio given MLSS
FM=QQiXV

Other formulas in Food is to Microorganism Ratio or F is to M Ratio category

​Go Daily BOD Load given Food to Microorganism Ratio
BOD=FMMt
​Go Total Microbial Mass given Food to Microorganism Ratio
Mt=BODFM
​Go BOD Load applied to Aeration System
BODa=QQi
​Go Sewage Flow into Aeration System given BOD Load Applied
Q=BODQi

How to Evaluate Food to Microorganism Ratio?

Food to Microorganism Ratio evaluator uses Food to Microorganism Ratio = Daily BOD/Total Microbial Mass to evaluate the Food to Microorganism Ratio, The Food to Microorganism Ratio formula is defined as the measurement of the amount of incoming food divided by the Lbs of Microorganisms in your system. Food to Microorganism Ratio is denoted by FM symbol.

How to evaluate Food to Microorganism Ratio using this online evaluator? To use this online evaluator for Food to Microorganism Ratio, enter Daily BOD (BOD) & Total Microbial Mass (Mt) and hit the calculate button.

FAQs on Food to Microorganism Ratio

What is the formula to find Food to Microorganism Ratio?
The formula of Food to Microorganism Ratio is expressed as Food to Microorganism Ratio = Daily BOD/Total Microbial Mass. Here is an example- 0.001 = 3E-06/0.003.
How to calculate Food to Microorganism Ratio?
With Daily BOD (BOD) & Total Microbial Mass (Mt) we can find Food to Microorganism Ratio using the formula - Food to Microorganism Ratio = Daily BOD/Total Microbial Mass.
What are the other ways to Calculate Food to Microorganism Ratio?
Here are the different ways to Calculate Food to Microorganism Ratio-
  • Food to Microorganism Ratio=(Sewage Flow*Influent BOD)/(MLSS*Volume of Tank)OpenImg
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