let acim identification run model without data

Author: madcowswe

Firmware/MotorControl/motor.cpp

@@ -529,6 +529,9 @@ void Motor::update(uint32_t timestamp) {
 
     iq *= direction_;
 
+
+    // Id takes priority, obey actual norm limit
+
     // TODO: 2-norm vs independent clamping (current could be sqrt(2) bigger)
     float ilim = axis_->motor_.effective_current_lim_;
     id = std::clamp(id, -ilim, ilim);

analysis/motor_analysis/ac_induction_motor.py

@@ -7,6 +7,7 @@
 
 filename = "oscilloscope.csv"
 
+USE_TEST_DATA = False
 PLOT_INITAL = True
 DO_FITTING = False
 PLOT_PROGRESS = False
@@ -109,6 +110,7 @@ def run(self, time_series, voltage, omega_stator, omega_rotor):
     def print_parameter_info(self):
         print()
         print('Given parameters:')
+        print('pole_pairs = {}'.format(EngNumber(pole_pairs)))
         print('rotor_resistance = {}ohm'.format(EngNumber(assumed_rotor_resistance)))
 
         print()
@@ -164,8 +166,10 @@ def plot_data(t, y, ref, title):
 # load test data
 t = np.arange(4096)/8000.0
 voltage_step = 1.0
-with open(filename, 'r') as fp:
-    test_response = np.array([float(x) for x in fp.readlines()])
+if USE_TEST_DATA:
+    with open(filename, 'r') as fp:
+        test_response = np.array([float(x) for x in fp.readlines()])
+else: test_response = None
 
 
 inital_parameters = np.zeros(len(ACMotor.parameter_definitions))