CW-Hydro, INC.

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■ How is the output of the drive motor determined?

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# How do you determine the output of the drive motor?
?? P = 0.163 x? QH /? P = kw x 1 +?

γ: Specific weight of nutrient solution (kg / ℓ) Fresh water at room temperature γ ≒ 1 kg / ℓ

Q: Discharge amount (m3 / min)

H: total head (m)

ηp: efficiency of the pump (decimal)

α: Efficiency factor of the motor

25HP or less 25% 30HP ~ 75HP 15% 100HP or more 10%

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