eive/eive-obsw
eive/eive-obsw
13
4
Fork 0
Code Issues 4 Pull Requests 1 Releases 120 Wiki Activity

SoC Calculator #754

Merged
muellerr merged 74 commits from soc-calculator into main 2023-10-11 10:50:48 +02:00
Conversation 1 Commits 74 Files Changed 52 +163 -6
4 changed files with 163 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files
Showing only changes of commit 88a8969142 - Show all commits

101
mission/controller/PowerController.cpp
View File

@ -34,7 +34,20 @@ ReturnValue_t PowerController::getParameter(uint8_t domainId, uint8_t parameterI
ParameterWrapper *parameterWrapper,
const ParameterWrapper *newValues,
uint16_t startAtIndex) {
return returnvalue::FAILED;
switch (domainId) {
case 0x0: // direct members
switch (parameterId) {
case 0x0:
parameterWrapper->set(batteryInternalResistance);
break;
default:
return INVALID_IDENTIFIER_ID;
}
break;
default:
return INVALID_DOMAIN_ID;
};
return returnvalue::OK;
}
void PowerController::performControlOperation() {
@ -53,6 +66,7 @@ void PowerController::performControlOperation() {
case InternalState::READY: {
// if (mode != MODE_OFF) {
sif::debug << "oh shit, now i gotta do something" << std::endl;
calculateStateOfCharge();
// do something
//}
break;
@ -69,6 +83,8 @@ ReturnValue_t PowerController::initializeLocalDataPool(localpool::DataPool &loca
LocalPoolDataSetBase *PowerController::getDataSetHandle(sid_t sid) {
switch (sid.ownerSetId) {
case pwrctrl::STATE_OF_CHARGE_DATA:
return &stateOfChargeData;
default:
return nullptr;
}
@ -86,3 +102,86 @@ ReturnValue_t PowerController::checkModeCommand(Mode_t mode, Submode_t submode,
}
return INVALID_MODE;
}
void PowerController::calculateStateOfCharge() {
// get time
timeval now;
Clock::getClock_timeval(&now);
// update EPS hk values
ReturnValue_t result = updateEpsData();
float iBat = p60CoreHk.batteryCurrent.value + bpxBatteryHk.heaterCurrent.value +
bpxBatteryHk.dischargeCurrent.value;
// Open Circuit Voltage Charge
// ToDo: battery heater and battery discharge currents missing
float vBatCorrected = p60CoreHk.batteryVoltage.value - iBat * batteryInternalResistance;
uint8_t lookUpTableIdx;
for (lookUpTableIdx = 24; lookUpTableIdx > 0; lookUpTableIdx--) {
if (lookUpTableOcv[1][lookUpTableIdx] < vBatCorrected) {
break;
}
}
// ToDo: check indexing
float openCircuitVoltageCharge =
lookUpTableOcv[0][lookUpTableIdx] +
(vBatCorrected - lookUpTableOcv[1][lookUpTableIdx]) *
(lookUpTableOcv[1][lookUpTableIdx + 1] - lookUpTableOcv[1][lookUpTableIdx]) /
(lookUpTableOcv[0][lookUpTableIdx + 1] - lookUpTableOcv[0][lookUpTableIdx]);
// Coulomb Counter
float coulombCounterCharge = 0;
if (stateOfChargeData.coulombCounterCharge.value == 0)
coulombCounterCharge = openCircuitVoltageCharge;
else {
double timeDiff = timevalOperations::toDouble(now - oldTime);
coulombCounterCharge = stateOfChargeData.coulombCounterCharge.value + iBat * timeDiff;
}
// commit TM
{
PoolReadGuard pg(&stateOfChargeData);
stateOfChargeData.openCircuitVoltageCharge.value =
charge2stateOfCharge(openCircuitVoltageCharge);
stateOfChargeData.coulombCounterCharge.value = charge2stateOfCharge(coulombCounterCharge);
stateOfChargeData.setValidity(true, true);
}
// store time for next run
oldTime = now;
}
ReturnValue_t PowerController::updateEpsData() {
std::vector<ReturnValue_t> results;
{
PoolReadGuard pgBat(&bpxBatteryHk);
results.push_back(pgBat.getReadResult());
}
{
PoolReadGuard pgP60(&p60CoreHk);
results.push_back(pgP60.getReadResult());
}
{
PoolReadGuard pgPdu1(&pdu1CoreHk);
results.push_back(pgPdu1.getReadResult());
}
{
PoolReadGuard pgPdu2(&pdu2CoreHk);
results.push_back(pgPdu2.getReadResult());
}
{
PoolReadGuard pgAcu(&acuCoreHk);
results.push_back(pgAcu.getReadResult());
}
for (const auto &result : results) {
if (result != returnvalue::OK) {
return result;
}
}
return returnvalue::OK;
}
float PowerController::charge2stateOfCharge(float capacity) {
return capacity / batteryMaximumCapacity;
}

52
mission/controller/PowerController.h
View File

@ -3,12 +3,15 @@
#include <eive/objects.h>
#include <fsfw/controller/ExtendedControllerBase.h>
#include <fsfw/datapool/PoolReadGuard.h>
#include <fsfw/parameters/ParameterHelper.h>
#include <fsfw/parameters/ReceivesParameterMessagesIF.h>
#include <mission/controller/controllerdefinitions/PowerCtrlDefinitions.h>
#include <mission/power/bpxBattDefs.h>
#include <mission/power/gsDefs.h>
#include <cmath>
class PowerController : public ExtendedControllerBase, public ReceivesParameterMessagesIF {
public:
static constexpr dur_millis_t INIT_DELAY = 500;
@ -39,6 +42,55 @@ class PowerController : public ExtendedControllerBase, public ReceivesParameterM
uint32_t* msToReachTheMode) override;
void performControlOperation() override;
void calculateStateOfCharge();
ReturnValue_t updateEpsData();
float charge2stateOfCharge(float capacity);
// Parameters
float batteryInternalResistance = 70 / 2 / 1000; // [Ohm]
float batteryMaximumCapacity = 2.6 * 2; // [Ah]
// OCV Look-up-Table
float lookUpTableOcv[2][25] = {
{0.00000000e+00, 3.16227766e-04, 4.52809661e-04, 6.48382625e-04, 9.28425483e-04,
1.32942162e-03, 1.90361194e-03, 2.72580074e-03, 3.90310099e-03, 5.58888885e-03,
8.00278514e-03, 1.14592671e-02, 1.64086377e-02, 2.34956903e-02, 3.36437110e-02,
4.81747620e-02, 6.89819174e-02, 9.87758887e-02, 1.41438170e-01, 2.02526713e-01,
2.90000000e-01, 3.00000000e-01, 3.62820513e-01, 4.25641026e-01, 4.88461538e-01,
5.51282051e-01, 6.14102564e-01, 6.76923077e-01, 7.39743590e-01, 8.02564103e-01,
8.65384615e-01, 9.28205128e-01, 9.91025641e-01, 1.05384615e+00, 1.11666667e+00,
1.17948718e+00, 1.24230769e+00, 1.30512821e+00, 1.36794872e+00, 1.43076923e+00,
1.49358974e+00, 1.55641026e+00, 1.61923077e+00, 1.68205128e+00, 1.74487179e+00,
1.80769231e+00, 1.87051282e+00, 1.93333333e+00, 1.99615385e+00, 2.05897436e+00,
2.12179487e+00, 2.18461538e+00, 2.24743590e+00, 2.31025641e+00, 2.37307692e+00,
2.43589744e+00, 2.49871795e+00, 2.56153846e+00, 2.62435897e+00, 2.68717949e+00,
2.75000000e+00, 2.81282051e+00, 2.87564103e+00, 2.93846154e+00, 3.00128205e+00,
3.06410256e+00, 3.12692308e+00, 3.18974359e+00, 3.25256410e+00, 3.31538462e+00,
3.37820513e+00, 3.44102564e+00, 3.50384615e+00, 3.56666667e+00, 3.62948718e+00,
3.69230769e+00, 3.75512821e+00, 3.81794872e+00, 3.88076923e+00, 3.94358974e+00,
4.00641026e+00, 4.06923077e+00, 4.13205128e+00, 4.19487179e+00, 4.25769231e+00,
4.32051282e+00, 4.38333333e+00, 4.44615385e+00, 4.50897436e+00, 4.57179487e+00,
4.63461538e+00, 4.69743590e+00, 4.76025641e+00, 4.82307692e+00, 4.88589744e+00,
4.94871795e+00, 5.01153846e+00, 5.07435897e+00, 5.13717949e+00, 5.20000000e+00},
{12.52033533, 12.58720948, 12.61609309, 12.65612591, 12.67105282, 12.69242681, 12.72303245,
12.76685696, 12.80313768, 12.83600741, 12.8830739, 12.94720576, 13.00112629, 13.07833563,
13.17486308, 13.27128842, 13.37713879, 13.49275604, 13.60395193, 13.68708863, 13.75196335,
13.7582376, 13.79298643, 13.82885799, 13.87028849, 13.91585718, 13.96701874, 14.02343574,
14.07665641, 14.12626342, 14.1675095, 14.20582917, 14.23342159, 14.25724476, 14.27264301,
14.28922389, 14.30898535, 14.32750837, 14.34358057, 14.35965277, 14.37698366, 14.3943261,
14.41079196, 14.42679817, 14.44261008, 14.45771025, 14.47281042, 14.48751461, 14.50193089,
14.5164887, 14.53193477, 14.54738084, 14.56341235, 14.58054578, 14.59799552, 14.61632769,
14.63716465, 14.66935073, 14.70511347, 14.74315094, 14.77251031, 14.80005585, 14.8315427,
14.86078285, 14.89444687, 14.93495892, 14.97114013, 15.01055751, 15.0538516, 15.09698825,
15.14850029, 15.18947994, 15.24249483, 15.28521713, 15.335695, 15.37950723, 15.43241224,
15.48082213, 15.53314287, 15.58907248, 15.64030253, 15.68385331, 15.74149122, 15.80051882,
15.84959348, 15.90443241, 15.95743724, 16.01283068, 16.07629253, 16.13470801, 16.1890518,
16.24200781, 16.30521118, 16.37368429, 16.43661267, 16.49604875, 16.56223813, 16.62741412,
16.67249918, 16.74926904}};
// Variables
timeval oldTime;
// HK Datasets for Calculation
BpxBatteryHk bpxBatteryHk = BpxBatteryHk(objects::BPX_BATT_HANDLER);
P60Dock::CoreHkSet p60CoreHk = P60Dock::CoreHkSet(objects::P60DOCK_HANDLER);

10
mission/controller/controllerdefinitions/PowerCtrlDefinitions.h
View File

@ -11,16 +11,22 @@ namespace pwrctrl {
enum SetIds : uint32_t { STATE_OF_CHARGE_DATA };
enum PoolIds : lp_id_t {
OPEN_CIRCUIT_VOLTAGE_CHARGE,
COULOMB_COUNTER_CHARGE,
};
static constexpr uint8_t STATE_OF_CHARGE_ENTRIES = 6;
static constexpr uint8_t STATE_OF_CHARGE_ENTRIES = 2;
class StateOfChargedData : public StaticLocalDataSet<STATE_OF_CHARGE_ENTRIES> {
public:
StateOfChargedData(HasLocalDataPoolIF* hkOwner)
: StaticLocalDataSet(hkOwner, STATE_OF_CHARGE_DATA) {}
lp_var_t<float> openCircuitVoltageCharge =
lp_var_t<float>(sid.objectId, OPEN_CIRCUIT_VOLTAGE_CHARGE, this);
lp_var_t<float> coulombCounterCharge =
lp_var_t<float>(sid.objectId, COULOMB_COUNTER_CHARGE, this);
private:
};

6
mission/pollingSeqTables.cpp
View File

@ -133,6 +133,9 @@ ReturnValue_t pst::pstGompaceCan(FixedTimeslotTaskIF *thisSequence) {
thisSequence->addSlot(objects::PDU1_HANDLER, length * 0.5, DeviceHandlerIF::GET_READ);
thisSequence->addSlot(objects::PDU2_HANDLER, length * 0.5, DeviceHandlerIF::GET_READ);
thisSequence->addSlot(objects::ACU_HANDLER, length * 0.5, DeviceHandlerIF::GET_READ);
thisSequence->addSlot(objects::POWER_CONTROLLER, length * 0.6, 0);
if (thisSequence->checkSequence() != returnvalue::OK) {
sif::error << "GomSpace PST initialization failed" << std::endl;
return returnvalue::FAILED;
@ -591,9 +594,6 @@ ReturnValue_t pst::pstTcsAndAcs(FixedTimeslotTaskIF *thisSequence, AcsPstCfg cfg
thisSequence->addSlot(objects::BPX_BATT_HANDLER, length * config::spiSched::SCHED_BLOCK_9_PERIOD,
DeviceHandlerIF::GET_READ);
thisSequence->addSlot(objects::POWER_CONTROLLER, length * config::spiSched::SCHED_BLOCK_10_PERIOD,
0);
/* Radiation sensor */
thisSequence->addSlot(objects::RAD_SENSOR, length * config::spiSched::SCHED_BLOCK_9_PERIOD,
DeviceHandlerIF::PERFORM_OPERATION);