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Flow
Supplement
Calculator
Calculate accumulator discharge flow rate and duration for flow supplementation
Input Parameters
Accumulator Volume (gal)
Precharge Pressure (psi)
System Pressure (psi)
Min Acceptable Pressure (psi)
Discharge Line ID (in)
Calculate
Results
--
Available Fluid
gal
--
Peak Discharge Flow
GPM
--
Average Flow Rate
GPM
--
Discharge Duration
sec
Note:
Peak flow limited by discharge line size. Use accumulator safety blocks per NFPA T2.6.1.
Reference
ΔV = V₀[(P₀/P_min)^(1/n) - (P₀/P_sys)^(1/n)] / 231 | Q_peak = 29 × d² × √(ΔP/SG)