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Case studies

Case studies: what independent analysis found

Three representative, anonymized engagements. In each, sunalysis worked from plant SCADA data to a quantified, defensible finding: a validated performance-ratio uplift, a mismatch loss with a safety risk, and a warranty-grade degradation result.

Causal inference

String-level MPP retrofit validation

Applied a Difference-in-Differences (DiD) econometric framework to 586 daily SCADA observations, isolating a statistically significant performance ratio improvement attributable to string-level MPP tracking.

+5.6%
measured performance ratio uplift (p < 0.0001)
Mismatch analysis

Single-MPPT mixed-module mismatch

Modeled mixed thin-film and c-Si strings across multiple inverter blocks. Quantified Year 1 mismatch losses and identified a 3.2 A reverse circulating current safety risk during inverter shutdown.

10.4 GWh
annual mismatch loss and safety risk quantified
Warranty claim

PV string degradation analysis

Conducted string-level degradation analysis on 3.4M SCADA data points over 6 years. Quantified systemic degradation averaging −2.10%/yr, showing that 95 of 157 strings exceeded the warranty limit.

95 / 157
strings verified with degradation exceeding the warranty threshold

Related services

Let’s get a pulse on your plant.

If your plant is underperforming or you need independent analysis, email sunalysis with your plant size and what’s going on.