Defined term
Inverter conversion efficiency
NREL PVWatts documents inverter efficiency at rated power as the inv_eff model input.
measurement · Concept code GS-CONCEPT-128 · Last verified August 28, 2026
Evidence as-of date unavailable · 1 source has no source-event date
Content modified 2026-08-28
Definition and decision context
Definition
NREL PVWatts documents inverter efficiency at rated power as the inv_eff model input.
Verified August 28, 2026
Why it matters
PVWatts constrains inv_eff to a documented input range, so it is a model assumption rather than an observed site result.
Verified August 28, 2026
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Primary topic: Performance
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Primary sources
- National Laboratory of the Rockies: PVWatts V8 API — Request Parameters and Output Fields: poa, poa_monthly, dc_ac_ratio, inv_eff, bifaciality, albedo, and soiling
Source event date unavailable · Ontology accessed August 28, 2026 · Ontology verified August 28, 2026