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Change reset cumulated_error formula

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This commit is contained in:
Jean-Marc Collin
2024-02-02 20:56:23 +00:00
parent 99cfe81662
commit e7656a4a43
2 changed files with 11 additions and 8 deletions
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11
custom_components/versatile_thermostat/pi_algorithm.py
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@@ -47,10 +47,10 @@ class PITemperatureRegulator:
def set_target_temp(self, target_temp):
"""Set the new target_temp"""
self.target_temp = target_temp
# Do not reset the accumulated error
# Discussion #191. After a target change we should reset the accumulated error which is certainly wrong now.
if self.accumulated_error < 0:
self.accumulated_error = 0
# Discussion #384. Finally don't reset the accumulated error but smoothly reset it if the sign is inversed
# if self.accumulated_error < 0:
# self.accumulated_error = 0
def calculate_regulated_temperature(
self, room_temp: float, external_temp: float
@@ -71,6 +71,11 @@ class PITemperatureRegulator:
error = self.target_temp - room_temp
# Calculate the sum of error (I)
# Discussion #384. Finally don't reset the accumulated error but smoothly reset it if the sign is inversed
# If the error have change its sign, reset smoothly the accumulated error
if error * self.accumulated_error < 0:
self.accumulated_error = self.accumulated_error / 2.0
self.accumulated_error += error
# Capping of the error

8
tests/test_auto_regulation.py
View File

@@ -127,9 +127,7 @@ async def test_over_climate_regulation(
# the regulated temperature should be under
assert entity.regulated_target_temp < entity.target_temperature
assert (
entity.regulated_target_temp == 18 - 2
) # normally 0.6 but round_to_nearest gives 0.5
assert entity.regulated_target_temp == 18 - 2.5
@pytest.mark.parametrize("expected_lingering_tasks", [True])
@@ -525,7 +523,7 @@ async def test_over_climate_regulation_use_device_temp(
# the regulated temperature should be upper (device offset is +2)
assert entity.regulated_target_temp < entity.target_temperature
assert entity.regulated_target_temp == 22.9
assert entity.regulated_target_temp == 22.4
mock_service_call.assert_has_calls(
[
@@ -534,7 +532,7 @@ async def test_over_climate_regulation_use_device_temp(
"set_temperature",
{
"entity_id": "climate.mock_climate",
"temperature": 24.9, # 22.9 + 2° of offset
"temperature": 24.4, # 22.4 + 2° of offset
"target_temp_high": 30,
"target_temp_low": 15,
},