How to Calculate Water If you aren't sure how many gallons a pond or fountain can hold, then you will need to figure that out in order to find the best pump to use for your water feature. Measure the length by the width and depth. For instance, if you have a large water feature ...
How To Calculate Head Pressure For An Aquarium Return Pump Every 12" of Vertical Climb = 1 ft of head pressure Every 90° elbow = 1 ft of head pressure Every 10ft of horizontal distance = 1ft of head pressure This will give you a pretty good estimate of how much "head pressure" your...
Fortunately, this can be overcome by adding an aquarium air pump and airstone or increasing the flow on your filter. This will agitate the surface of your aquarium, improving the amount of oxygen available to your fish.As for heat-sensitive fish such as goldfish, only adjust the temperature ...
(iFgiugruer2e)2.).FFoorraallll possible options, one can calculate the predicted metabolic scaling slope bb by using the equattioonn b =b 1= −1 –c/c/33,, ((22)) WtawtaiinnsshhsdsdeuueirireeTTnnee,,eettooecesscrrrtrtessseggsqppqaaooueuennffcaca,,cciillooffiesesirrllcctlltbb-...
both computed respectively as: PW F = 1 (1 + ir)nr (53) SVi = λ× Zi (54) To accurately calculate the cost indicators, the equipment cost must be updated using the chemical engineering plant cost index (CEPCI), which is defined as the cost index for the present year to the referen...
Manual valves are tedious to operate and often mistakenly left operating for longer than intended. The equipment you buy should come with recommended maximum tube length and GPH. You can also calculate this yourself using hydraulic flow calculations. 5 Decide on a water delivery method for each ...
volume of the fountain or pond is to calculate the length multiplied by the width and times the depth times 7.43 gallons per cubic foot – or L x W x D x 7.43 gallons/cubic foot. But there are many other factors to consider when purchasing a fountain pump for a pond or water feature...