Meter & Data Ingestion · Module 4
Data sources & quality
Every input to the IPMVP engine is sealed at source with a hash + timestamp. Data-quality gaps drive an explicit uncertainty premium — nothing is imputed silently.
IPMVP Option BG14 data quality
TANGEDCO HT electricity bills
HEALTHYLast sync · 2025-04-06 05:14 IST
Utility-bill + interval CSV ingested monthly.
Indowind wind-power invoices
HEALTHYLast sync · 2025-04-06 05:15 IST
1 MW PPA · ₹4.85/kWh · Fiscal year (Apr–Mar)
Plant IoT — chiller kW, flow, ΔT
HEALTHYLast sync · 2025-04-06 05:00 IST
3× chillers, 3× primary, 3× secondary pumps, 3× CT cells.
Chennai climate — OAT / RH
HEALTHYLast sync · 2025-04-06 04:59 IST
Hourly OAT feed drives baseline adjustment.
BTU meter (chilled-water header)
MISSINGLast sync · —
Not installed. Cooling delivered inferred from chiller kW × observed kW/TR.
Ascott ERP — occupancy & housekeeping
HEALTHYLast sync · 2025-04-06 06:00 IST
Daily room-nights and housekeeping schedule join to occupancy fraction.
Data quality
Completeness & caveats
Completeness (hourly)
99.4%
PASSOutlier flags (30d)
14 rows
WARNUncertainty premium
+2.1%
WARNApplied on cooling-side savings until BTU meter is commissioned.
Recent readings
Last 24 hours
| Hour | OAT | Occupancy | Tariff window | Modelled kWh | Trend |
|---|---|---|---|---|---|
| 00:00 | 22.6 °C | 92% | NIGHT · ×0.95 | 803 | |
| 01:00 | 22.1 °C | 93% | NIGHT · ×0.95 | 797 | |
| 02:00 | 22.3 °C | 97% | NIGHT · ×0.95 | 814 | |
| 03:00 | 22.0 °C | 97% | NIGHT · ×0.95 | 809 | |
| 04:00 | 22.0 °C | 91% | NIGHT · ×0.95 | 786 | |
| 05:00 | 22.2 °C | 87% | NORMAL · ×1.00 | 776 | |
| 06:00 | 22.5 °C | 70% | PEAK · ×1.25 | 718 | |
| 07:00 | 23.3 °C | 53% | PEAK · ×1.25 | 666 | |
| 08:00 | 24.9 °C | 40% | PEAK · ×1.25 | 645 | |
| 09:00 | 24.5 °C | 34% | PEAK · ×1.25 | 615 | |
| 10:00 | 25.5 °C | 36% | NORMAL · ×1.00 | 638 | |
| 11:00 | 27.0 °C | 33% | NORMAL · ×1.00 | 654 | |
| 12:00 | 27.3 °C | 36% | NORMAL · ×1.00 | 671 | |
| 13:00 | 28.7 °C | 38% | NORMAL · ×1.00 | 704 | |
| 14:00 | 29.1 °C | 40% | NORMAL · ×1.00 | 718 | |
| 15:00 | 29.4 °C | 46% | NORMAL · ×1.00 | 747 | |
| 16:00 | 28.1 °C | 51% | NORMAL · ×1.00 | 748 | |
| 17:00 | 28.3 °C | 62% | NORMAL · ×1.00 | 797 | |
| 18:00 | 27.1 °C | 75% | PEAK · ×1.25 | 828 | |
| 19:00 | 26.3 °C | 81% | PEAK · ×1.25 | 833 | |
| 20:00 | 26.6 °C | 84% | PEAK · ×1.25 | 852 | |
| 21:00 | 24.6 °C | 87% | PEAK · ×1.25 | 823 | |
| 22:00 | 24.8 °C | 88% | NIGHT · ×0.95 | 830 | |
| 23:00 | 23.6 °C | 91% | NIGHT · ×0.95 | 820 |