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Added calculation for HDD and CDD to runtime_thermostat_summary

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Jon Ziebell 2023-08-29 22:23:15 -04:00
parent 5414f3b0cc
commit 18baf97814
1 changed files with 18 additions and 8 deletions
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26
api/runtime_thermostat_summary.php
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@ -177,8 +177,9 @@ class runtime_thermostat_summary extends cora\crud {
* @param string $populate_begin Local date to begin populating, inclusive.
* @param string $populate_end Local date to end populating, inclusive.
*/
private function populate($thermostat_id, $populate_begin, $populate_end) {
$degree_days_base_temperature = 65;
public function populate($thermostat_id, $populate_begin, $populate_end) {
$degree_days_base_temperature = 650; // 65°F * 10 (database storage)
$degree_days_base_time_interval = 5 / 1440; // 5 minutes out of 1440 minutes per day.
$thermostat = $this->api('thermostat', 'get', $thermostat_id);
@ -247,7 +248,8 @@ class runtime_thermostat_summary extends cora\crud {
'sum_dehumidifier' => 0,
'sum_ventilator' => 0,
'sum_economizer' => 0,
// 'sum_degree_days' => [],
'sum_heating_degree_days' => 0,
'sum_cooling_degree_days' => 0,
'avg_outdoor_temperature' => [],
'avg_outdoor_humidity' => [],
'avg_indoor_temperature' => [],
@ -285,7 +287,18 @@ class runtime_thermostat_summary extends cora\crud {
if ($runtime_thermostat['outdoor_temperature'] !== null) {
$data[$date]['avg_outdoor_temperature'][] = $runtime_thermostat['outdoor_temperature'];
// $data[$date]['sum_degree_days'][] = $runtime_thermostat['outdoor_temperature'];
// CDD
if($runtime_thermostat['outdoor_temperature'] > $degree_days_base_temperature) {
$data[$date]['sum_cooling_degree_days'] +=
(($runtime_thermostat['outdoor_temperature']) - $degree_days_base_temperature) * $degree_days_base_time_interval;
}
// HDD
if($runtime_thermostat['outdoor_temperature'] < $degree_days_base_temperature) {
$data[$date]['sum_heating_degree_days'] +=
($degree_days_base_temperature - $runtime_thermostat['outdoor_temperature']) * $degree_days_base_time_interval;
}
}
if ($runtime_thermostat['outdoor_humidity'] !== null) {
$data[$date]['avg_outdoor_humidity'][] = $runtime_thermostat['outdoor_humidity'];
@ -293,6 +306,7 @@ class runtime_thermostat_summary extends cora\crud {
$data[$date]['avg_indoor_temperature'][] = $runtime_thermostat['indoor_temperature'];
$data[$date]['avg_indoor_humidity'][] = $runtime_thermostat['indoor_humidity'];
}
$chunk_begin = strtotime('+5 minute', $chunk_end);
@ -300,10 +314,6 @@ class runtime_thermostat_summary extends cora\crud {
// Write to the database.
foreach($data as $date => &$row) {
// $row['sum_degree_days'] = (array_mean($row['sum_degree_days']) / 10) - $degree_days_base_temperature;
$row['sum_heating_degree_days'] = 0;
$row['sum_cooling_degree_days'] = 0;
$row['avg_outdoor_temperature'] = round(array_sum($row['avg_outdoor_temperature']) / count($row['avg_outdoor_temperature']));
$row['avg_outdoor_humidity'] = round(array_sum($row['avg_outdoor_humidity']) / count($row['avg_outdoor_humidity']));
$row['avg_indoor_temperature'] = round(array_sum($row['avg_indoor_temperature']) / count($row['avg_indoor_temperature']));