Results
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Available Reactive Power
kVAR
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Max Q Absorb (lagging)
kVAR
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Max Q Inject (leading)
kVAR
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Operating Power Factor
Note: IEEE 1547-2018 Category II requires Volt-VAR, Volt-Watt, frequency droop, and ride-through. Smart inverters can provide grid support even at night (STATCOM mode) if rated for it.
Reference
Max Q = sqrt(S² - P²) [kVA capacity circle]
PF Limit Q = P x tan(acos(min PF))
Available Q = min(Max Q, PF Limit Q)
Volt-VAR: absorb Q when V>1.03 pu, inject when V<0.97 pu
PF = P / sqrt(P² + Q²)