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Update energy query with new power demand model #996

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Merged
merged 5 commits into from
Jul 9, 2020
Merged

Update energy query with new power demand model #996

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95d409b
update tacoma power demand query
liljonnystyle Jul 8, 2020
54d8a7e
update meters/Joules -> mpg conversion
liljonnystyle Jul 8, 2020
c0ceef9
fix flake8
liljonnystyle Jul 8, 2020
49018fd
Merge branch 'i210_dev' of https://github.com/flow-project/flow into …
liljonnystyle Jul 8, 2020
0794ea9
Merge branch 'i210_dev' of https://github.com/flow-project/flow into …
liljonnystyle Jul 8, 2020
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19 changes: 9 additions & 10 deletions flow/data_pipeline/query.py
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Original file line number Diff line number Diff line change
Expand Up @@ -114,13 +114,12 @@
speed,
acceleration,
road_grade,
GREATEST(0, 2041 * speed * ((
CASE
WHEN acceleration > 0 THEN 1
WHEN acceleration < 0 THEN 0
ELSE 0.5
END * (1 - {0}) + {0}) * acceleration + 9.807 * SIN(road_grade)
) + 2041 * 9.807 * 0.0027 * speed + 0.5 * 1.225 * 3.2 * 0.4 * POW(speed,3)) AS power,
GREATEST(0, 2041 * acceleration * speed +
3405.5481762 +
83.12392997 * speed +
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this probably doesn't matter, but the C_1 in the document is 83.123929917, there is missing one towards the end

6.7650718327 * POW(speed,2) +
0.7041355229 * POW(speed,3)
) + GREATEST(0, 4598.7155 * accel + 975.12719 * accel * speed) AS power,
\'{1}\' AS energy_model_id,
source_id
FROM {2}
Expand Down Expand Up @@ -361,7 +360,7 @@ class QueryStrings(Enum):
distance_meters,
power_watts * time_step_size_seconds AS energy_joules,
distance_meters / (power_watts * time_step_size_seconds) AS efficiency_meters_per_joules,
19972 * distance_meters / (power_watts * time_step_size_seconds) AS efficiency_miles_per_gallon
33561 * distance_meters / (power_watts * time_step_size_seconds) AS efficiency_miles_per_gallon
FROM sub_fact_vehicle_trace
WHERE 1 = 1
AND power_watts * time_step_size_seconds != 0
Expand Down Expand Up @@ -404,7 +403,7 @@ class QueryStrings(Enum):
SUM(distance_meters) AS distance_meters,
SUM(energy_joules) AS energy_joules,
SUM(distance_meters) / SUM(energy_joules) AS efficiency_meters_per_joules,
19972 * SUM(distance_meters) / SUM(energy_joules) AS efficiency_miles_per_gallon
33561 * SUM(distance_meters) / SUM(energy_joules) AS efficiency_miles_per_gallon
FROM fact_vehicle_fuel_efficiency_agg
WHERE 1 = 1
AND date = \'{date}\'
Expand All @@ -420,7 +419,7 @@ class QueryStrings(Enum):
t.source_id,
e.energy_model_id,
e.efficiency_meters_per_joules,
19972 * e.efficiency_meters_per_joules AS efficiency_miles_per_gallon,
33561 * e.efficiency_meters_per_joules AS efficiency_miles_per_gallon,
t.throughput_per_hour,
s.safety_rate,
s.safety_value_max
Expand Down