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thermostat, gui: Relax the max settable TEC Current Limit

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- Improper settings can cause PoE power failure and over heating
- See hardware repo Issue #51
This commit is contained in:
linuswck 2024-10-16 16:14:58 +08:00
parent bad21806f8
commit 0437c6e76e
3 changed files with 12 additions and 16 deletions
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12
pykirdy/driver/kirdy.py
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@ -309,7 +309,7 @@ class Device:
'tec_settings': {
'i_set': { # Current TEC Current Set by PID Controller/User (A)
'value': 0.04330516, # Value Set
'max': 1.0 # Max Value Settable
'max': 3.0 # Max Value Settable
},
'max_v': { # Max Voltage Across Tec Terminals (V)
'value': 4.990857, # Value Set
@ -317,11 +317,11 @@ class Device:
},
'max_i_pos': { # Max Cooling Current Across Tec Terminals (A)
'value': 0.99628574, # Value Set
'max': 1.0 # Max Value Settable
'max': 3.0 # Max Value Settable
},
'max_i_neg': { # Max Heating Current Across Tec Terminals (A)
'value': 0.99628574, # Value Set
'max': 1.0 # Max Value Settable
'max': 3.0 # Max Value Settable
}
},
'pid_params': { # PID Controller Parameters
@ -493,21 +493,21 @@ class Thermostat:
async def set_tec_max_cooling_i(self, max_i_pos):
"""
Set Tec maximum cooling current (Settable Range: 0.0 - 1.0)
Set Tec maximum cooling current (Settable Range: 0.0 - 3.0)
- max_i_pos: A
"""
return await self._send_cmd(self._cmd._target, self._cmd.SetTecMaxIPos, max_i_pos)
async def set_tec_max_heating_i(self, max_i_neg):
"""
Set Tec maximum heating current (Settable Range: 0.0 - 1.0)
Set Tec maximum heating current (Settable Range: 0.0 - 3.0)
- max_i_neg: A
"""
return await self._send_cmd(self._cmd._target, self._cmd.SetTecMaxINeg, max_i_neg)
async def set_tec_i_out(self, i_out):
"""
Set Tec Output Current (Settable Range: 0.0 - 1.0)
Set Tec Output Current (Settable Range: 0.0 - 3.0)
This cmd is only effective in constant current control mode
or your newly set value will be overwritten by PID Controller Output
- i_out: A

6
pykirdy/kirdy_qt.py
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@ -444,15 +444,15 @@ class MainWindow(QtWidgets.QMainWindow):
{'name': 'Output Config', 'expanded': True, 'type': 'group', 'children': [
{'name': 'Control Method', 'type': 'mutex', 'limits': ['Constant Current', 'Temperature PID'],
'target_action_pair': [['thermostat', 'set_constant_current_control_mode'], ['thermostat', 'set_pid_control_mode']], 'children': [
{'name': 'Set Current', 'type': 'float', 'value': 0, 'step': 1, 'limits': (-1000, 1000), 'triggerOnShow': True, 'decimals': 6,
{'name': 'Set Current', 'type': 'float', 'value': 0, 'step': 1, 'limits': (-3000, 3000), 'triggerOnShow': True, 'decimals': 6,
'unit': 'mA', 'lock': False, 'target': 'thermostat', 'action': 'set_tec_i_out', "compactHeight": False},
{'name': 'Set Temperature', 'type': 'float', 'value': 25, 'step': 0.0001, 'limits': (-273, 300), 'format': '{value:.4f}',
'unit': '℃', 'lock': False, 'target': 'thermostat', 'action': 'set_temperature_setpoint', "compactHeight": False},
]},
{'name': 'Limits', 'expanded': False, 'type': 'group', 'children': [
{'name': 'Max Cooling Current', 'type': 'float', 'value': 0, 'step': 1, 'decimals': 6, 'limits': (0, 1000),
{'name': 'Max Cooling Current', 'type': 'float', 'value': 0, 'step': 1, 'decimals': 6, 'limits': (0, 3000),
'unit': 'mA', 'lock': False, 'target': 'thermostat', 'action': 'set_tec_max_cooling_i', "compactHeight": False},
{'name': 'Max Heating Current', 'type': 'float', 'value': 0, 'step': 1, 'decimals': 6, 'limits': (0, 1000),
{'name': 'Max Heating Current', 'type': 'float', 'value': 0, 'step': 1, 'decimals': 6, 'limits': (0, 3000),
'unit': 'mA', 'lock': False, 'target': 'thermostat', 'action': 'set_tec_max_heating_i', "compactHeight": False},
{'name': 'Max Voltage Difference', 'type': 'float', 'value': 0, 'step': 0.1, 'limits': (0, 4),
'unit': 'V', 'lock': False, 'target': 'thermostat', 'action': 'set_tec_max_v', "compactHeight": False},

10
src/thermostat/thermostat.rs
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@ -57,14 +57,10 @@ impl TecSettings {
units: PhantomData,
value: 1.65,
};
// Kirdy Design Specs:
// MaxV = 5.0V
// MAX Current = +- 1.0A
const MAX_I_SET: ElectricCurrent = ElectricCurrent {
dimension: PhantomData,
units: PhantomData,
value: 1.0,
value: 3.0,
};
const MAX_V_DUTY_TO_VOLTAGE_RATE: ElectricPotential = ElectricPotential {
dimension: PhantomData,
@ -86,12 +82,12 @@ impl TecSettings {
pub const MAX_I_POS_CURRENT: ElectricCurrent = ElectricCurrent {
dimension: PhantomData,
units: PhantomData,
value: 1.0,
value: 3.0,
};
pub const MAX_I_NEG_CURRENT: ElectricCurrent = ElectricCurrent {
dimension: PhantomData,
units: PhantomData,
value: 1.0,
value: 3.0,
};
// .get::<ratio>() is not implemented for const
const MAX_I_POS_DUTY_MAX: f64 =