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fix: load prediction adjustment with measurement in kwh (#826)

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Use load energy meter reading in kWh for load prediction adjustment.
Before the reading was falsely regarded to be in Wh.

Signed-off-by: Bobby Noelte <b0661n0e17e@gmail.com>
This commit is contained in:
Bobby Noelte
2026-01-01 12:26:29 +01:00
committed by GitHub
parent 4434b7109e
commit 39973bf836
8 changed files with 33 additions and 30 deletions
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10
src/akkudoktoreos/prediction/loadakkudoktor.py
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@@ -124,23 +124,23 @@ class LoadAkkudoktorAdjusted(LoadAkkudoktor):
compare_end = self.measurement.max_datetime
compare_interval = to_duration("1 hour")
load_total_array = self.measurement.load_total(
load_total_kwh_array = self.measurement.load_total_kwh(
start_datetime=compare_start,
end_datetime=compare_end,
interval=compare_interval,
)
compare_dt = compare_start
for i in range(len(load_total_array)):
load_total = load_total_array[i]
for i in range(len(load_total_kwh_array)):
load_total_wh = load_total_kwh_array[i] * 1000
# Extract mean (index 0) and standard deviation (index 1) for the given day and hour
# Day indexing starts at 0, -1 because of that
hourly_stats = data_year_energy[compare_dt.day_of_year - 1, :, compare_dt.hour]
weight = 1 / ((compare_end - compare_dt).days + 1)
if compare_dt.day_of_week < 5:
weekday_adjust[compare_dt.hour] += (load_total - hourly_stats[0]) * weight
weekday_adjust[compare_dt.hour] += (load_total_wh - hourly_stats[0]) * weight
weekday_adjust_weight[compare_dt.hour] += weight
else:
weekend_adjust[compare_dt.hour] += (load_total - hourly_stats[0]) * weight
weekend_adjust[compare_dt.hour] += (load_total_wh - hourly_stats[0]) * weight
weekend_adjust_weight[compare_dt.hour] += weight
compare_dt += compare_interval
# Calculate mean