IPMVP Calculation Engine · Module 5
Auditable savings computation
The adjusted-baseline model is projected onto reporting-period conditions. Savings are accepted only when both Guideline 14 Table 5-2 thresholds and the IPMVP 2·SE significance test pass.
IPMVP Option BG14 hourly · CV(RMSE) ≤ 30% · |NMBE| ≤ 10%
Verified savings (this month)
8.0%
25.0 MWh
Annual verified savings
266.9 MWh
6.9% of baseline
2·SE threshold
276.0 MWh
Savings 0.97× threshold
Fractional savings uncertainty
51.7%
< 50% G14 cap @ 68% CI
Monthly savings
Adjusted baseline vs reporting
Statistical acceptance
Verdict
| G14 · CV(RMSE) ≤ 30% | 12.4% | PASS |
| G14 · |NMBE| ≤ 10% | -2.1% | PASS |
| G14 · annual uncertainty < 50% @ 68% CI | 51.7% | FAIL |
| IPMVP · savings > 2·SE | 0.97× | FAIL |
Savings statistically significant: ✕ FAIL
Audit trace