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AirspeedSelector: add synthetic airspeed option

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Synthetic airspeed is calculated based on the thrust setpoint
and the thrust<->airpseed model as configured in the parameters.
This commit is contained in:
Marco Hauswirth
2025-05-02 13:37:18 +02:00
committed by Silvan Fuhrer
parent c3c863ad95
commit 5842c991ec
14 changed files with 222 additions and 56 deletions
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msg/versioned/AirspeedValidated.msg
+14 -10
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@@ -1,18 +1,22 @@
uint32 MESSAGE_VERSION = 0
uint32 MESSAGE_VERSION = 1
uint64 timestamp # time since system start (microseconds)
float32 indicated_airspeed_m_s # indicated airspeed in m/s (IAS), set to NAN if invalid
float32 calibrated_airspeed_m_s # calibrated airspeed in m/s (CAS, accounts for instrumentation errors), set to NAN if invalid
float32 true_airspeed_m_s # true filtered airspeed in m/s (TAS), set to NAN if invalid
float32 indicated_airspeed_m_s # [m/s] Indicated airspeed (IAS), set to NAN if invalid
float32 calibrated_airspeed_m_s # [m/s] Calibrated airspeed (CAS), set to NAN if invalid
float32 true_airspeed_m_s # [m/s] True airspeed (TAS), set to NAN if invalid
int8 airspeed_source # Source of currently published airspeed values
int8 DISABLED = -1
int8 GROUND_MINUS_WIND = 0
int8 SENSOR_1 = 1
int8 SENSOR_2 = 2
int8 SENSOR_3 = 3
int8 SYNTHETIC = 4
# debug states
float32 calibrated_ground_minus_wind_m_s # CAS calculated from groundspeed - windspeed, where windspeed is estimated based on a zero-sideslip assumption, set to NAN if invalid
float32 true_ground_minus_wind_m_s # TAS calculated from groundspeed - windspeed, where windspeed is estimated based on a zero-sideslip assumption, set to NAN if invalid
bool airspeed_sensor_measurement_valid # True if data from at least one airspeed sensor is declared valid.
int8 selected_airspeed_index # 1-3: airspeed sensor index, 0: groundspeed-windspeed, -1: airspeed invalid
float32 calibraded_airspeed_synth_m_s # synthetic airspeed in m/s, set to NAN if invalid
float32 airspeed_derivative_filtered # filtered indicated airspeed derivative [m/s/s]
float32 throttle_filtered # filtered fixed-wing throttle [-]
float32 pitch_filtered # filtered pitch [rad]