Merge pull request 'new structs for pointing parameters' (#348) from marquardt/acsParams into eggert/acs
All checks were successful
EIVE/eive-obsw/pipeline/head This commit looks good

Reviewed-on: #348
This commit is contained in:
Marius Eggert 2023-02-02 10:29:36 +01:00
commit 2d4551d559
8 changed files with 219 additions and 133 deletions

View File

@ -267,43 +267,134 @@ void AcsController::performPointingCtrl() {
&mekfData, &validMekf); &mekfData, &validMekf);
double targetQuat[4] = {0, 0, 0, 0}, refSatRate[3] = {0, 0, 0}; double targetQuat[4] = {0, 0, 0, 0}, refSatRate[3] = {0, 0, 0};
double quatRef[4] = {0, 0, 0, 0};
uint8_t enableAntiStiction = true;
double quatErrorComplete[4] = {0, 0, 0, 0}, quatError[3] = {0, 0, 0},
deltaRate[3] = {0, 0, 0}; // ToDo: check if pointer needed
double rwPseudoInv[4][3] = {{0, 0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0}};
guidance.getDistributionMatrixRw(&sensorValues, *rwPseudoInv);
double torquePtgRws[4] = {0, 0, 0, 0}, rwTrqNs[4] = {0, 0, 0, 0};
double torqueRws[4] = {0, 0, 0, 0}, torqueRwsScaled[4] = {0, 0, 0, 0};
double mgtDpDes[3] = {0, 0, 0}, dipolUnits[3] = {0, 0, 0}; // Desaturation Dipol
switch (submode) { switch (submode) {
case SUBMODE_IDLE: case SUBMODE_IDLE:
guidance.sunQuatPtg(&sensorValues, &mekfData, &susDataProcessed, &gpsDataProcessed, now, guidance.sunQuatPtg(&sensorValues, &mekfData, &susDataProcessed, &gpsDataProcessed, now,
targetQuat, refSatRate); targetQuat, refSatRate);
std::memcpy(quatRef, acsParameters.targetModeControllerParameters.quatRef,
4 * sizeof(double));
enableAntiStiction = acsParameters.targetModeControllerParameters.enableAntiStiction;
guidance.comparePtg(targetQuat, &mekfData, quatRef, refSatRate, quatErrorComplete, quatError,
deltaRate);
ptgCtrl.ptgLaw(&acsParameters.targetModeControllerParameters, quatError, deltaRate,
*rwPseudoInv, torquePtgRws);
ptgCtrl.ptgNullspace(
&acsParameters.targetModeControllerParameters, &(sensorValues.rw1Set.currSpeed.value),
&(sensorValues.rw2Set.currSpeed.value), &(sensorValues.rw3Set.currSpeed.value),
&(sensorValues.rw4Set.currSpeed.value), rwTrqNs);
VectorOperations<double>::add(torquePtgRws, rwTrqNs, torqueRws, 4);
actuatorCmd.scalingTorqueRws(torqueRws, torqueRwsScaled);
ptgCtrl.ptgDesaturation(
&acsParameters.targetModeControllerParameters, mgmDataProcessed.mgmVecTot.value,
mgmDataProcessed.mgmVecTot.isValid(), mekfData.satRotRateMekf.value,
&(sensorValues.rw1Set.currSpeed.value), &(sensorValues.rw2Set.currSpeed.value),
&(sensorValues.rw3Set.currSpeed.value), &(sensorValues.rw4Set.currSpeed.value), mgtDpDes);
break; break;
case SUBMODE_PTG_TARGET: case SUBMODE_PTG_TARGET:
guidance.targetQuatPtgThreeAxes(&sensorValues, &gpsDataProcessed, &mekfData, now, targetQuat, guidance.targetQuatPtgThreeAxes(&sensorValues, &gpsDataProcessed, &mekfData, now, targetQuat,
refSatRate); refSatRate);
std::memcpy(quatRef, acsParameters.targetModeControllerParameters.quatRef,
4 * sizeof(double));
enableAntiStiction = acsParameters.targetModeControllerParameters.enableAntiStiction;
guidance.comparePtg(targetQuat, &mekfData, quatRef, refSatRate, quatErrorComplete, quatError,
deltaRate);
ptgCtrl.ptgLaw(&acsParameters.targetModeControllerParameters, quatError, deltaRate,
*rwPseudoInv, torquePtgRws);
ptgCtrl.ptgNullspace(
&acsParameters.targetModeControllerParameters, &(sensorValues.rw1Set.currSpeed.value),
&(sensorValues.rw2Set.currSpeed.value), &(sensorValues.rw3Set.currSpeed.value),
&(sensorValues.rw4Set.currSpeed.value), rwTrqNs);
VectorOperations<double>::add(torquePtgRws, rwTrqNs, torqueRws, 4);
actuatorCmd.scalingTorqueRws(torqueRws, torqueRwsScaled);
ptgCtrl.ptgDesaturation(
&acsParameters.targetModeControllerParameters, mgmDataProcessed.mgmVecTot.value,
mgmDataProcessed.mgmVecTot.isValid(), mekfData.satRotRateMekf.value,
&(sensorValues.rw1Set.currSpeed.value), &(sensorValues.rw2Set.currSpeed.value),
&(sensorValues.rw3Set.currSpeed.value), &(sensorValues.rw4Set.currSpeed.value), mgtDpDes);
break; break;
case SUBMODE_PTG_TARGET_GS: case SUBMODE_PTG_TARGET_GS:
guidance.targetQuatPtgGs(&sensorValues, &mekfData, &susDataProcessed, &gpsDataProcessed, now, guidance.targetQuatPtgGs(&sensorValues, &mekfData, &susDataProcessed, &gpsDataProcessed, now,
targetQuat, refSatRate); targetQuat, refSatRate);
std::memcpy(quatRef, acsParameters.targetModeControllerParameters.quatRef,
4 * sizeof(double));
enableAntiStiction = acsParameters.targetModeControllerParameters.enableAntiStiction;
guidance.comparePtg(targetQuat, &mekfData, quatRef, refSatRate, quatErrorComplete, quatError,
deltaRate);
ptgCtrl.ptgLaw(&acsParameters.targetModeControllerParameters, quatError, deltaRate,
*rwPseudoInv, torquePtgRws);
ptgCtrl.ptgNullspace(
&acsParameters.targetModeControllerParameters, &(sensorValues.rw1Set.currSpeed.value),
&(sensorValues.rw2Set.currSpeed.value), &(sensorValues.rw3Set.currSpeed.value),
&(sensorValues.rw4Set.currSpeed.value), rwTrqNs);
VectorOperations<double>::add(torquePtgRws, rwTrqNs, torqueRws, 4);
actuatorCmd.scalingTorqueRws(torqueRws, torqueRwsScaled);
ptgCtrl.ptgDesaturation(
&acsParameters.targetModeControllerParameters, mgmDataProcessed.mgmVecTot.value,
mgmDataProcessed.mgmVecTot.isValid(), mekfData.satRotRateMekf.value,
&(sensorValues.rw1Set.currSpeed.value), &(sensorValues.rw2Set.currSpeed.value),
&(sensorValues.rw3Set.currSpeed.value), &(sensorValues.rw4Set.currSpeed.value), mgtDpDes);
break; break;
case SUBMODE_PTG_NADIR: case SUBMODE_PTG_NADIR:
guidance.quatNadirPtgThreeAxes(&sensorValues, &gpsDataProcessed, &mekfData, now, targetQuat, guidance.quatNadirPtgThreeAxes(&sensorValues, &gpsDataProcessed, &mekfData, now, targetQuat,
refSatRate); refSatRate);
std::memcpy(quatRef, acsParameters.nadirModeControllerParameters.quatRef, 4 * sizeof(double));
enableAntiStiction = acsParameters.nadirModeControllerParameters.enableAntiStiction;
guidance.comparePtg(targetQuat, &mekfData, quatRef, refSatRate, quatErrorComplete, quatError,
deltaRate);
ptgCtrl.ptgLaw(&acsParameters.nadirModeControllerParameters, quatError, deltaRate,
*rwPseudoInv, torquePtgRws);
ptgCtrl.ptgNullspace(
&acsParameters.nadirModeControllerParameters, &(sensorValues.rw1Set.currSpeed.value),
&(sensorValues.rw2Set.currSpeed.value), &(sensorValues.rw3Set.currSpeed.value),
&(sensorValues.rw4Set.currSpeed.value), rwTrqNs);
VectorOperations<double>::add(torquePtgRws, rwTrqNs, torqueRws, 4);
actuatorCmd.scalingTorqueRws(torqueRws, torqueRwsScaled);
ptgCtrl.ptgDesaturation(
&acsParameters.nadirModeControllerParameters, mgmDataProcessed.mgmVecTot.value,
mgmDataProcessed.mgmVecTot.isValid(), mekfData.satRotRateMekf.value,
&(sensorValues.rw1Set.currSpeed.value), &(sensorValues.rw2Set.currSpeed.value),
&(sensorValues.rw3Set.currSpeed.value), &(sensorValues.rw4Set.currSpeed.value), mgtDpDes);
break; break;
case SUBMODE_PTG_INERTIAL: case SUBMODE_PTG_INERTIAL:
guidance.inertialQuatPtg(targetQuat, refSatRate); guidance.inertialQuatPtg(targetQuat, refSatRate);
std::memcpy(quatRef, acsParameters.inertialModeControllerParameters.quatRef,
4 * sizeof(double));
enableAntiStiction = acsParameters.inertialModeControllerParameters.enableAntiStiction;
guidance.comparePtg(targetQuat, &mekfData, quatRef, refSatRate, quatErrorComplete, quatError,
deltaRate);
ptgCtrl.ptgLaw(&acsParameters.inertialModeControllerParameters, quatError, deltaRate,
*rwPseudoInv, torquePtgRws);
ptgCtrl.ptgNullspace(
&acsParameters.inertialModeControllerParameters, &(sensorValues.rw1Set.currSpeed.value),
&(sensorValues.rw2Set.currSpeed.value), &(sensorValues.rw3Set.currSpeed.value),
&(sensorValues.rw4Set.currSpeed.value), rwTrqNs);
VectorOperations<double>::add(torquePtgRws, rwTrqNs, torqueRws, 4);
actuatorCmd.scalingTorqueRws(torqueRws, torqueRwsScaled);
ptgCtrl.ptgDesaturation(
&acsParameters.inertialModeControllerParameters, mgmDataProcessed.mgmVecTot.value,
mgmDataProcessed.mgmVecTot.isValid(), mekfData.satRotRateMekf.value,
&(sensorValues.rw1Set.currSpeed.value), &(sensorValues.rw2Set.currSpeed.value),
&(sensorValues.rw3Set.currSpeed.value), &(sensorValues.rw4Set.currSpeed.value), mgtDpDes);
break; break;
} }
double quatErrorComplete[4] = {0, 0, 0, 0}, quatError[3] = {0, 0, 0},
deltaRate[3] = {0, 0, 0}; // ToDo: check if pointer needed
guidance.comparePtg(targetQuat, &mekfData, refSatRate, quatErrorComplete, quatError, deltaRate);
double rwPseudoInv[4][3] = {{0, 0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0}};
guidance.getDistributionMatrixRw(&sensorValues, *rwPseudoInv);
double torquePtgRws[4] = {0, 0, 0, 0}, mode = 0;
ptgCtrl.ptgLaw(mode, quatError, deltaRate, *rwPseudoInv, torquePtgRws);
double rwTrqNs[4] = {0, 0, 0, 0};
ptgCtrl.ptgNullspace(
&(sensorValues.rw1Set.currSpeed.value), &(sensorValues.rw2Set.currSpeed.value),
&(sensorValues.rw3Set.currSpeed.value), &(sensorValues.rw4Set.currSpeed.value), rwTrqNs);
double torqueRws[4] = {0, 0, 0, 0}, torqueRwsScaled[4] = {0, 0, 0, 0};
VectorOperations<double>::add(torquePtgRws, rwTrqNs, torqueRws, 4);
actuatorCmd.scalingTorqueRws(torqueRws, torqueRwsScaled);
if (acsParameters.pointingModeControllerParameters.enableAntiStiction) { if (enableAntiStiction) {
bool rwAvailable[4] = {true, true, true, true}; // WHICH INPUT SENSOR SET? bool rwAvailable[4] = {true, true, true, true}; // WHICH INPUT SENSOR SET?
int32_t rwSpeed[4] = { int32_t rwSpeed[4] = {
(sensorValues.rw1Set.currSpeed.value), (sensorValues.rw2Set.currSpeed.value), (sensorValues.rw1Set.currSpeed.value), (sensorValues.rw2Set.currSpeed.value),
@ -316,12 +407,6 @@ void AcsController::performPointingCtrl() {
&(sensorValues.rw2Set.currSpeed.value), &(sensorValues.rw2Set.currSpeed.value),
&(sensorValues.rw3Set.currSpeed.value), &(sensorValues.rw3Set.currSpeed.value),
&(sensorValues.rw4Set.currSpeed.value), torqueRwsScaled, cmdSpeedRws); &(sensorValues.rw4Set.currSpeed.value), torqueRwsScaled, cmdSpeedRws);
double mgtDpDes[3] = {0, 0, 0}, dipolUnits[3] = {0, 0, 0}; // Desaturation Dipol
ptgCtrl.ptgDesaturation(mgmDataProcessed.mgmVecTot.value, mgmDataProcessed.mgmVecTot.isValid(),
mekfData.satRotRateMekf.value, &(sensorValues.rw1Set.currSpeed.value),
&(sensorValues.rw2Set.currSpeed.value),
&(sensorValues.rw3Set.currSpeed.value),
&(sensorValues.rw4Set.currSpeed.value), mgtDpDes);
actuatorCmd.cmdDipolMtq(mgtDpDes, dipolUnits); actuatorCmd.cmdDipolMtq(mgtDpDes, dipolUnits);
int16_t cmdDipolUnitsInt[3] = {0, 0, 0}; int16_t cmdDipolUnitsInt[3] = {0, 0, 0};

View File

@ -374,21 +374,6 @@ ReturnValue_t AcsParameters::getParameter(uint8_t domainId, uint8_t parameterId,
case 0xE: case 0xE:
parameterWrapper->set(targetModeControllerParameters.desatOn); parameterWrapper->set(targetModeControllerParameters.desatOn);
break; break;
case 0xF:
parameterWrapper->set(targetModeControllerParameters.omegaEarth);
break;
case 0x10:
parameterWrapper->set(targetModeControllerParameters.nadirRefDirection);
break;
case 0x11:
parameterWrapper->set(targetModeControllerParameters.tgtQuatInertial);
break;
case 0x12:
parameterWrapper->set(targetModeControllerParameters.tgtRotRateInertial);
break;
case 0x13:
parameterWrapper->set(targetModeControllerParameters.nadirTimeElapsedMax);
break;
default: default:
return INVALID_IDENTIFIER_ID; return INVALID_IDENTIFIER_ID;
} }

View File

@ -817,16 +817,7 @@ class AcsParameters : public HasParametersIF {
} safeModeControllerParameters; } safeModeControllerParameters;
// ToDo: mutiple structs for different pointing mode controllers? struct PointingLawParameters {
struct PointingModeControllerParameters {
double refDirection[3] = {-1, 0, 0}; // Antenna
double refRotRate[3] = {0, 0, 0};
double quatRef[4] = {0, 0, 0, 1};
uint8_t avoidBlindStr = true;
double blindAvoidStart = 1.5;
double blindAvoidStop = 2.5;
double blindRotRate = 1 * M_PI / 180;
double zeta = 0.3; double zeta = 0.3;
double om = 0.3; double om = 0.3;
double omMax = 1 * M_PI / 180; double omMax = 1 * M_PI / 180;
@ -838,14 +829,38 @@ class AcsParameters : public HasParametersIF {
uint8_t desatOn = true; uint8_t desatOn = true;
uint8_t enableAntiStiction = true; uint8_t enableAntiStiction = true;
double omegaEarth = 0.000072921158553; } pointingLawParameters;
double nadirRefDirection[3] = {-1, 0, 0}; // Camera struct TargetModeControllerParameters : PointingLawParameters {
double tgtQuatInertial[4] = {0, 0, 0, 1}; double refDirection[3] = {-1, 0, 0}; // Antenna
double tgtRotRateInertial[3] = {0, 0, 0}; double refRotRate[3] = {0, 0, 0}; // Not used atm, do we want an option to
int8_t nadirTimeElapsedMax = 10; // give this as an input- currently en calculation is done
} pointingModeControllerParameters, inertialModeControllerParameters, double quatRef[4] = {0, 0, 0, 1};
nadirModeControllerParameters, targetModeControllerParameters; int8_t timeElapsedMax = 10; // rot rate calculations
// Default is Stuttgart GS
double latitudeTgt = 48.7495 * M_PI / 180.; // [rad] Latitude
double longitudeTgt = 9.10384 * M_PI / 180.; // [rad] Longitude
double altitudeTgt = 500; // [m]
// For one-axis control:
uint8_t avoidBlindStr = true;
double blindAvoidStart = 1.5;
double blindAvoidStop = 2.5;
double blindRotRate = 1 * M_PI / 180;
} targetModeControllerParameters;
struct NadirModeControllerParameters : PointingLawParameters {
double refDirection[3] = {-1, 0, 0}; // Antenna
double quatRef[4] = {0, 0, 0, 1};
int8_t timeElapsedMax = 10; // rot rate calculations
} nadirModeControllerParameters;
struct InertialModeControllerParameters : PointingLawParameters {
double tgtQuat[4] = {0, 0, 0, 1};
double refRotRate[3] = {0, 0, 0};
double quatRef[4] = {0, 0, 0, 1};
} inertialModeControllerParameters;
struct StrParameters { struct StrParameters {
double exclusionAngle = 20 * M_PI / 180; double exclusionAngle = 20 * M_PI / 180;

View File

@ -48,8 +48,9 @@ void Guidance::targetQuatPtgSingleAxis(ACS::SensorValues *sensorValues, acsctrl:
double targetCart[3] = {0, 0, 0}; double targetCart[3] = {0, 0, 0};
MathOperations<double>::cartesianFromLatLongAlt( MathOperations<double>::cartesianFromLatLongAlt(
acsParameters.ptgTargetParameters.latitudeTgt, acsParameters.ptgTargetParameters.longitudeTgt, acsParameters.targetModeControllerParameters.latitudeTgt,
acsParameters.ptgTargetParameters.altitudeTgt, targetCart); acsParameters.targetModeControllerParameters.longitudeTgt,
acsParameters.targetModeControllerParameters.altitudeTgt, targetCart);
// Position of the satellite in the earth/fixed frame via GPS // Position of the satellite in the earth/fixed frame via GPS
double posSatE[3] = {0, 0, 0}; double posSatE[3] = {0, 0, 0};
@ -178,17 +179,17 @@ void Guidance::targetQuatPtgSingleAxis(ACS::SensorValues *sensorValues, acsctrl:
} }
} }
void Guidance::refRotationRate(timeval now, double quatInertialTarget[4], double *refSatRate) { void Guidance::refRotationRate(int8_t timeElapsedMax, timeval now, double quatInertialTarget[4],
double *refSatRate) {
//------------------------------------------------------------------------------------- //-------------------------------------------------------------------------------------
// Calculation of reference rotation rate // Calculation of reference rotation rate
//------------------------------------------------------------------------------------- //-------------------------------------------------------------------------------------
double timeElapsed = double timeElapsed = now.tv_sec + now.tv_usec * pow(10, -6) -
now.tv_sec + now.tv_usec * pow(10, -6) - (timeSavedQuaternion.tv_sec +
(timeSavedQuaternionNadir.tv_sec + timeSavedQuaternion.tv_usec * pow((double)timeSavedQuaternion.tv_usec, -6));
timeSavedQuaternionNadir.tv_usec * pow((double)timeSavedQuaternionNadir.tv_usec, -6)); if (timeElapsed < timeElapsedMax) {
if (timeElapsed < acsParameters.pointingModeControllerParameters.nadirTimeElapsedMax) {
double qDiff[4] = {0, 0, 0, 0}; double qDiff[4] = {0, 0, 0, 0};
VectorOperations<double>::subtract(quatInertialTarget, savedQuaternionNadir, qDiff, 4); VectorOperations<double>::subtract(quatInertialTarget, savedQuaternion, qDiff, 4);
VectorOperations<double>::mulScalar(qDiff, 1 / timeElapsed, qDiff, 4); VectorOperations<double>::mulScalar(qDiff, 1 / timeElapsed, qDiff, 4);
double tgtQuatVec[3] = {quatInertialTarget[0], quatInertialTarget[1], quatInertialTarget[2]}, double tgtQuatVec[3] = {quatInertialTarget[0], quatInertialTarget[1], quatInertialTarget[2]},
@ -203,21 +204,21 @@ void Guidance::refRotationRate(timeval now, double quatInertialTarget[4], double
VectorOperations<double>::mulScalar(sum, -2, omegaRefNew, 3); VectorOperations<double>::mulScalar(sum, -2, omegaRefNew, 3);
VectorOperations<double>::mulScalar(omegaRefNew, 2, refSatRate, 3); VectorOperations<double>::mulScalar(omegaRefNew, 2, refSatRate, 3);
VectorOperations<double>::subtract(refSatRate, omegaRefSavedNadir, refSatRate, 3); VectorOperations<double>::subtract(refSatRate, omegaRefSaved, refSatRate, 3);
omegaRefSavedNadir[0] = omegaRefNew[0]; omegaRefSaved[0] = omegaRefNew[0];
omegaRefSavedNadir[1] = omegaRefNew[1]; omegaRefSaved[1] = omegaRefNew[1];
omegaRefSavedNadir[2] = omegaRefNew[2]; omegaRefSaved[2] = omegaRefNew[2];
} else { } else {
refSatRate[0] = 0; refSatRate[0] = 0;
refSatRate[1] = 0; refSatRate[1] = 0;
refSatRate[2] = 0; refSatRate[2] = 0;
} }
timeSavedQuaternionNadir = now; timeSavedQuaternion = now;
savedQuaternionNadir[0] = quatInertialTarget[0]; savedQuaternion[0] = quatInertialTarget[0];
savedQuaternionNadir[1] = quatInertialTarget[1]; savedQuaternion[1] = quatInertialTarget[1];
savedQuaternionNadir[2] = quatInertialTarget[2]; savedQuaternion[2] = quatInertialTarget[2];
savedQuaternionNadir[3] = quatInertialTarget[3]; savedQuaternion[3] = quatInertialTarget[3];
} }
void Guidance::targetQuatPtgThreeAxes(ACS::SensorValues *sensorValues, void Guidance::targetQuatPtgThreeAxes(ACS::SensorValues *sensorValues,
@ -232,8 +233,9 @@ void Guidance::targetQuatPtgThreeAxes(ACS::SensorValues *sensorValues,
double targetCart[3] = {0, 0, 0}; double targetCart[3] = {0, 0, 0};
MathOperations<double>::cartesianFromLatLongAlt( MathOperations<double>::cartesianFromLatLongAlt(
acsParameters.ptgTargetParameters.latitudeTgt, acsParameters.ptgTargetParameters.longitudeTgt, acsParameters.targetModeControllerParameters.latitudeTgt,
acsParameters.ptgTargetParameters.altitudeTgt, targetCart); acsParameters.targetModeControllerParameters.longitudeTgt,
acsParameters.targetModeControllerParameters.altitudeTgt, targetCart);
// Position of the satellite in the earth/fixed frame via GPS // Position of the satellite in the earth/fixed frame via GPS
double posSatE[3] = {0, 0, 0}; double posSatE[3] = {0, 0, 0};
std::memcpy(posSatE, gpsDataProcessed->gpsPosition.value, 3 * sizeof(double)); std::memcpy(posSatE, gpsDataProcessed->gpsPosition.value, 3 * sizeof(double));
@ -289,7 +291,8 @@ void Guidance::targetQuatPtgThreeAxes(ACS::SensorValues *sensorValues,
double quatInertialTarget[4] = {0, 0, 0, 0}; double quatInertialTarget[4] = {0, 0, 0, 0};
QuaternionOperations::fromDcm(dcmTgt, quatInertialTarget); QuaternionOperations::fromDcm(dcmTgt, quatInertialTarget);
refRotationRate(now, quatInertialTarget, refSatRate); int8_t timeElapsedMax = acsParameters.targetModeControllerParameters.timeElapsedMax;
refRotationRate(timeElapsedMax, now, quatInertialTarget, refSatRate);
// Transform in system relative to satellite frame // Transform in system relative to satellite frame
double quatBJ[4] = {0, 0, 0, 0}; double quatBJ[4] = {0, 0, 0, 0};
@ -309,8 +312,9 @@ void Guidance::targetQuatPtgGs(ACS::SensorValues *sensorValues, acsctrl::MekfDat
double groundStationCart[3] = {0, 0, 0}; double groundStationCart[3] = {0, 0, 0};
MathOperations<double>::cartesianFromLatLongAlt( MathOperations<double>::cartesianFromLatLongAlt(
acsParameters.ptgTargetParameters.latitudeTgt, acsParameters.ptgTargetParameters.longitudeTgt, acsParameters.targetModeControllerParameters.latitudeTgt,
acsParameters.ptgTargetParameters.altitudeTgt, groundStationCart); acsParameters.targetModeControllerParameters.longitudeTgt,
acsParameters.targetModeControllerParameters.altitudeTgt, groundStationCart);
// Position of the satellite in the earth/fixed frame via GPS // Position of the satellite in the earth/fixed frame via GPS
double posSatE[3] = {0, 0, 0}; double posSatE[3] = {0, 0, 0};
double geodeticLatRad = (sensorValues->gpsSet.latitude.value) * PI / 180; double geodeticLatRad = (sensorValues->gpsSet.latitude.value) * PI / 180;
@ -366,7 +370,8 @@ void Guidance::targetQuatPtgGs(ACS::SensorValues *sensorValues, acsctrl::MekfDat
double quatInertialTarget[4] = {0, 0, 0, 0}; double quatInertialTarget[4] = {0, 0, 0, 0};
QuaternionOperations::fromDcm(dcmTgt, quatInertialTarget); QuaternionOperations::fromDcm(dcmTgt, quatInertialTarget);
refRotationRate(now, quatInertialTarget, refSatRate); int8_t timeElapsedMax = acsParameters.targetModeControllerParameters.timeElapsedMax;
refRotationRate(timeElapsedMax, now, quatInertialTarget, refSatRate);
// Transform in system relative to satellite frame // Transform in system relative to satellite frame
double quatBJ[4] = {0, 0, 0, 0}; double quatBJ[4] = {0, 0, 0, 0};
@ -482,9 +487,9 @@ void Guidance::quatNadirPtgSingleAxis(ACS::SensorValues *sensorValues, acsctrl::
// rotation quaternion from two vectors // rotation quaternion from two vectors
double refDir[3] = {0, 0, 0}; double refDir[3] = {0, 0, 0};
refDir[0] = acsParameters.targetModeControllerParameters.nadirRefDirection[0]; refDir[0] = acsParameters.nadirModeControllerParameters.refDirection[0];
refDir[1] = acsParameters.targetModeControllerParameters.nadirRefDirection[1]; refDir[1] = acsParameters.nadirModeControllerParameters.refDirection[1];
refDir[2] = acsParameters.targetModeControllerParameters.nadirRefDirection[2]; refDir[2] = acsParameters.nadirModeControllerParameters.refDirection[2];
double noramlizedTargetDirB[3] = {0, 0, 0}; double noramlizedTargetDirB[3] = {0, 0, 0};
VectorOperations<double>::normalize(targetDirB, noramlizedTargetDirB, 3); VectorOperations<double>::normalize(targetDirB, noramlizedTargetDirB, 3);
VectorOperations<double>::normalize(refDir, refDir, 3); VectorOperations<double>::normalize(refDir, refDir, 3);
@ -563,7 +568,8 @@ void Guidance::quatNadirPtgThreeAxes(ACS::SensorValues *sensorValues,
double quatInertialTarget[4] = {0, 0, 0, 0}; double quatInertialTarget[4] = {0, 0, 0, 0};
QuaternionOperations::fromDcm(dcmTgt, quatInertialTarget); QuaternionOperations::fromDcm(dcmTgt, quatInertialTarget);
refRotationRate(now, quatInertialTarget, refSatRate); int8_t timeElapsedMax = acsParameters.nadirModeControllerParameters.timeElapsedMax;
refRotationRate(timeElapsedMax, now, quatInertialTarget, refSatRate);
// Transform in system relative to satellite frame // Transform in system relative to satellite frame
double quatBJ[4] = {0, 0, 0, 0}; double quatBJ[4] = {0, 0, 0, 0};
@ -572,22 +578,15 @@ void Guidance::quatNadirPtgThreeAxes(ACS::SensorValues *sensorValues,
} }
void Guidance::inertialQuatPtg(double targetQuat[4], double refSatRate[3]) { void Guidance::inertialQuatPtg(double targetQuat[4], double refSatRate[3]) {
for (int i = 0; i < 4; i++) { std::memcpy(targetQuat, acsParameters.inertialModeControllerParameters.tgtQuat,
targetQuat[i] = acsParameters.inertialModeControllerParameters.tgtQuatInertial[i]; 4 * sizeof(double));
} std::memcpy(refSatRate, acsParameters.inertialModeControllerParameters.refRotRate,
for (int i = 0; i < 3; i++) { 3 * sizeof(double));
refSatRate[i] = acsParameters.inertialModeControllerParameters.tgtRotRateInertial[i];
}
} }
void Guidance::comparePtg(double targetQuat[4], acsctrl::MekfData *mekfData, double refSatRate[3], void Guidance::comparePtg(double targetQuat[4], acsctrl::MekfData *mekfData, double quatRef[4],
double quatErrorComplete[4], double quatError[3], double deltaRate[3]) { double refSatRate[3], double quatErrorComplete[4], double quatError[3],
double quatRef[4] = {0, 0, 0, 0}; double deltaRate[3]) {
quatRef[0] = acsParameters.targetModeControllerParameters.quatRef[0];
quatRef[1] = acsParameters.targetModeControllerParameters.quatRef[1];
quatRef[2] = acsParameters.targetModeControllerParameters.quatRef[2];
quatRef[3] = acsParameters.targetModeControllerParameters.quatRef[3];
double satRate[3] = {0, 0, 0}; double satRate[3] = {0, 0, 0};
std::memcpy(satRate, mekfData->satRotRateMekf.value, 3 * sizeof(double)); std::memcpy(satRate, mekfData->satRotRateMekf.value, 3 * sizeof(double));
VectorOperations<double>::subtract(satRate, refSatRate, deltaRate, 3); VectorOperations<double>::subtract(satRate, refSatRate, deltaRate, 3);

View File

@ -58,10 +58,12 @@ class Guidance {
// @note: compares target Quaternion and reference quaternion, also actual satellite rate and // @note: compares target Quaternion and reference quaternion, also actual satellite rate and
// desired // desired
void comparePtg(double targetQuat[4], acsctrl::MekfData *mekfData, double refSatRate[3], void comparePtg(double targetQuat[4], acsctrl::MekfData *mekfData, double quatRef[4],
double quatErrorComplete[4], double quatError[3], double deltaRate[3]); double refSatRate[3], double quatErrorComplete[4], double quatError[3],
double deltaRate[3]);
void refRotationRate(timeval now, double quatInertialTarget[4], double *refSatRate); void refRotationRate(int8_t timeElapsedMax, timeval now, double quatInertialTarget[4],
double *refSatRate);
// @note: will give back the pseudoinverse matrix for the reaction wheel depending on the valid // @note: will give back the pseudoinverse matrix for the reaction wheel depending on the valid
// reation wheel maybe can be done in "commanding.h" // reation wheel maybe can be done in "commanding.h"
@ -70,9 +72,9 @@ class Guidance {
private: private:
AcsParameters acsParameters; AcsParameters acsParameters;
bool strBlindAvoidFlag = false; bool strBlindAvoidFlag = false;
timeval timeSavedQuaternionNadir; timeval timeSavedQuaternion;
double savedQuaternionNadir[4] = {0, 0, 0, 0}; double savedQuaternion[4] = {0, 0, 0, 0};
double omegaRefSavedNadir[3] = {0, 0, 0}; double omegaRefSaved[3] = {0, 0, 0};
static constexpr char SD_0_SKEWED_PTG_FILE[] = "/mnt/sd0/conf/deployment"; static constexpr char SD_0_SKEWED_PTG_FILE[] = "/mnt/sd0/conf/deployment";
static constexpr char SD_1_SKEWED_PTG_FILE[] = "/mnt/sd1/conf/deployment"; static constexpr char SD_1_SKEWED_PTG_FILE[] = "/mnt/sd1/conf/deployment";

View File

@ -48,20 +48,17 @@ ReturnValue_t Detumble::bangbangLaw(const double *magRate, const bool magRateVal
magMom[i] = -dipolMax * sign(magRate[i]); magMom[i] = -dipolMax * sign(magRate[i]);
} }
return returnvalue::OK; return returnvalue::OK;
} }
ReturnValue_t Detumble::bDotLawGyro(const double *satRate, const bool *satRateValid, ReturnValue_t Detumble::bDotLawGyro(const double *satRate, const bool *satRateValid,
const double *magField, const bool *magFieldValid, const double *magField, const bool *magFieldValid,
double *magMom) { double *magMom) {
if (!satRateValid || !magFieldValid) {
if (!satRateValid || !magFieldValid) { return DETUMBLE_NO_SENSORDATA;
return DETUMBLE_NO_SENSORDATA; }
} double gain = detumbleParameter->gainD;
double gain = detumbleParameter->gainD; double factor = -gain / pow(VectorOperations<double>::norm(magField, 3), 2);
double factor = -gain / pow(VectorOperations<double>::norm(magField,3),2); VectorOperations<double>::mulScalar(satRate, factor, magMom, 3);
VectorOperations<double>::mulScalar(satRate, factor, magMom, 3); return returnvalue::OK;
return returnvalue::OK;
} }

View File

@ -21,21 +21,21 @@ PtgCtrl::PtgCtrl(AcsParameters *acsParameters_) { loadAcsParameters(acsParameter
PtgCtrl::~PtgCtrl() {} PtgCtrl::~PtgCtrl() {}
void PtgCtrl::loadAcsParameters(AcsParameters *acsParameters_) { void PtgCtrl::loadAcsParameters(AcsParameters *acsParameters_) {
pointingModeControllerParameters = &(acsParameters_->targetModeControllerParameters);
inertiaEIVE = &(acsParameters_->inertiaEIVE); inertiaEIVE = &(acsParameters_->inertiaEIVE);
rwHandlingParameters = &(acsParameters_->rwHandlingParameters); rwHandlingParameters = &(acsParameters_->rwHandlingParameters);
rwMatrices = &(acsParameters_->rwMatrices); rwMatrices = &(acsParameters_->rwMatrices);
} }
void PtgCtrl::ptgLaw(const double mode, const double *qError, const double *deltaRate, void PtgCtrl::ptgLaw(AcsParameters::PointingLawParameters *pointingLawParameters,
const double *rwPseudoInv, double *torqueRws) { const double *qError, const double *deltaRate, const double *rwPseudoInv,
double *torqueRws) {
//------------------------------------------------------------------------------------------------ //------------------------------------------------------------------------------------------------
// Compute gain matrix K and P matrix // Compute gain matrix K and P matrix
//------------------------------------------------------------------------------------------------ //------------------------------------------------------------------------------------------------
double om = pointingModeControllerParameters->om; double om = pointingLawParameters->om;
double zeta = pointingModeControllerParameters->zeta; double zeta = pointingLawParameters->zeta;
double qErrorMin = pointingModeControllerParameters->qiMin; double qErrorMin = pointingLawParameters->qiMin;
double omMax = pointingModeControllerParameters->omMax; double omMax = pointingLawParameters->omMax;
double cInt = 2 * om * zeta; double cInt = 2 * om * zeta;
double kInt = 2 * pow(om, 2); double kInt = 2 * pow(om, 2);
@ -107,10 +107,11 @@ void PtgCtrl::ptgLaw(const double mode, const double *qError, const double *delt
VectorOperations<double>::mulScalar(torqueRws, -1, torqueRws, 4); VectorOperations<double>::mulScalar(torqueRws, -1, torqueRws, 4);
} }
void PtgCtrl::ptgDesaturation(double *magFieldEst, bool magFieldEstValid, double *satRate, void PtgCtrl::ptgDesaturation(AcsParameters::PointingLawParameters *pointingLawParameters,
double *magFieldEst, bool magFieldEstValid, double *satRate,
int32_t *speedRw0, int32_t *speedRw1, int32_t *speedRw2, int32_t *speedRw0, int32_t *speedRw1, int32_t *speedRw2,
int32_t *speedRw3, double *mgtDpDes) { int32_t *speedRw3, double *mgtDpDes) {
if (!(magFieldEstValid) || !(pointingModeControllerParameters->desatOn)) { if (!(magFieldEstValid) || !(pointingLawParameters->desatOn)) {
mgtDpDes[0] = 0; mgtDpDes[0] = 0;
mgtDpDes[1] = 0; mgtDpDes[1] = 0;
mgtDpDes[2] = 0; mgtDpDes[2] = 0;
@ -128,17 +129,18 @@ void PtgCtrl::ptgDesaturation(double *magFieldEst, bool magFieldEstValid, double
VectorOperations<double>::add(momentumSat, momentumRw, momentumTotal, 3); VectorOperations<double>::add(momentumSat, momentumRw, momentumTotal, 3);
// calculating momentum error // calculating momentum error
double deltaMomentum[3] = {0, 0, 0}; double deltaMomentum[3] = {0, 0, 0};
VectorOperations<double>::subtract( VectorOperations<double>::subtract(momentumTotal, pointingLawParameters->desatMomentumRef,
momentumTotal, pointingModeControllerParameters->desatMomentumRef, deltaMomentum, 3); deltaMomentum, 3);
// resulting magnetic dipole command // resulting magnetic dipole command
double crossMomentumMagField[3] = {0, 0, 0}; double crossMomentumMagField[3] = {0, 0, 0};
VectorOperations<double>::cross(deltaMomentum, magFieldEst, crossMomentumMagField); VectorOperations<double>::cross(deltaMomentum, magFieldEst, crossMomentumMagField);
double normMag = VectorOperations<double>::norm(magFieldEst, 3), factor = 0; double normMag = VectorOperations<double>::norm(magFieldEst, 3), factor = 0;
factor = (pointingModeControllerParameters->deSatGainFactor) / normMag; factor = (pointingLawParameters->deSatGainFactor) / normMag;
VectorOperations<double>::mulScalar(crossMomentumMagField, factor, mgtDpDes, 3); VectorOperations<double>::mulScalar(crossMomentumMagField, factor, mgtDpDes, 3);
} }
void PtgCtrl::ptgNullspace(const int32_t *speedRw0, const int32_t *speedRw1, void PtgCtrl::ptgNullspace(AcsParameters::PointingLawParameters *pointingLawParameters,
const int32_t *speedRw0, const int32_t *speedRw1,
const int32_t *speedRw2, const int32_t *speedRw3, double *rwTrqNs) { const int32_t *speedRw2, const int32_t *speedRw3, double *rwTrqNs) {
double speedRws[4] = {(double)*speedRw0, (double)*speedRw1, (double)*speedRw2, (double)*speedRw3}; double speedRws[4] = {(double)*speedRw0, (double)*speedRw1, (double)*speedRw2, (double)*speedRw3};
double wheelMomentum[4] = {0, 0, 0, 0}; double wheelMomentum[4] = {0, 0, 0, 0};
@ -150,7 +152,7 @@ void PtgCtrl::ptgNullspace(const int32_t *speedRw0, const int32_t *speedRw1,
VectorOperations<double>::subtract(speedRws, rpmOffset, diffRwSpeed, 4); VectorOperations<double>::subtract(speedRws, rpmOffset, diffRwSpeed, 4);
VectorOperations<double>::mulScalar(diffRwSpeed, rwHandlingParameters->inertiaWheel, VectorOperations<double>::mulScalar(diffRwSpeed, rwHandlingParameters->inertiaWheel,
wheelMomentum, 4); wheelMomentum, 4);
double gainNs = pointingModeControllerParameters->gainNullspace; double gainNs = pointingLawParameters->gainNullspace;
double nullSpaceMatrix[4][4] = {{0, 0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0}}; double nullSpaceMatrix[4][4] = {{0, 0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0}};
MathOperations<double>::vecTransposeVecMatrix(rwMatrices->nullspace, rwMatrices->nullspace, MathOperations<double>::vecTransposeVecMatrix(rwMatrices->nullspace, rwMatrices->nullspace,
*nullSpaceMatrix, 4); *nullSpaceMatrix, 4);

View File

@ -41,14 +41,16 @@ class PtgCtrl {
/* @brief: Calculates the needed torque for the pointing control mechanism /* @brief: Calculates the needed torque for the pointing control mechanism
* @param: acsParameters_ Pointer to object which defines the ACS configuration parameters * @param: acsParameters_ Pointer to object which defines the ACS configuration parameters
*/ */
void ptgLaw(const double mode, const double *qError, const double *deltaRate, void ptgLaw(AcsParameters::PointingLawParameters *pointingLawParameters, const double *qError,
const double *rwPseudoInv, double *torqueRws); const double *deltaRate, const double *rwPseudoInv, double *torqueRws);
void ptgDesaturation(double *magFieldEst, bool magFieldEstValid, double *satRate, void ptgDesaturation(AcsParameters::PointingLawParameters *pointingLawParameters,
double *magFieldEst, bool magFieldEstValid, double *satRate,
int32_t *speedRw0, int32_t *speedRw1, int32_t *speedRw2, int32_t *speedRw3, int32_t *speedRw0, int32_t *speedRw1, int32_t *speedRw2, int32_t *speedRw3,
double *mgtDpDes); double *mgtDpDes);
void ptgNullspace(const int32_t *speedRw0, const int32_t *speedRw1, const int32_t *speedRw2, void ptgNullspace(AcsParameters::PointingLawParameters *pointingLawParameters,
const int32_t *speedRw0, const int32_t *speedRw1, const int32_t *speedRw2,
const int32_t *speedRw3, double *rwTrqNs); const int32_t *speedRw3, double *rwTrqNs);
/* @brief: Commands the stiction torque in case wheel speed is to low /* @brief: Commands the stiction torque in case wheel speed is to low
@ -59,7 +61,6 @@ class PtgCtrl {
void rwAntistiction(const bool *rwAvailable, const int32_t *omegaRw, double *torqueCommand); void rwAntistiction(const bool *rwAvailable, const int32_t *omegaRw, double *torqueCommand);
private: private:
AcsParameters::PointingModeControllerParameters *pointingModeControllerParameters;
AcsParameters::RwHandlingParameters *rwHandlingParameters; AcsParameters::RwHandlingParameters *rwHandlingParameters;
AcsParameters::InertiaEIVE *inertiaEIVE; AcsParameters::InertiaEIVE *inertiaEIVE;
AcsParameters::RwMatrices *rwMatrices; AcsParameters::RwMatrices *rwMatrices;