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HEV - High Energy Ventilator
Commit 1d20ed58 authored by Emigdio Jimenez Dominguez's avatar Emigdio Jimenez Dominguez
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Test mass change

parent ac8b5473
Pipeline #950 canceled with stage
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    arduino/hev_prototype_v1/src/BreathingLoop.cpp
    View file @ 1d20ed58
    ......@@ -51,6 +51,10 @@ BreathingLoop::BreathingLoop()
    initCalib();
    resetReadingSums();
    _Pstartbuffer = 0;
    _Pendbuffer = 0;
    _Pstartbuffer = 0;
    _flow = 0;
    _volume = 0;
    _airway_pressure = 0;
    ......@@ -301,7 +305,8 @@ void BreathingLoop::updateCycleReadings()
    _cycle_index = (_cycle_index == CYCLE_AVG_READINGS-1 ) ? 0 : _cycle_index+1;
    _cycle_readings.timestamp = tnow;
    _cycle_readings.fiO2_percent = _cycle_readings.lung_compliance; //_readings_avgs.o2_percent;// FIXME
    _cycle_readings.fiO2_percent = _cycle_readings.static_compliance;
    //_cycle_readings.fiO2_percent = _cycle_readings.lung_compliance; //_readings_avgs.o2_percent;// FIXME
    _running_inhale_minute_volume[_cycle_index] = _volume_inhale ;
    _running_exhale_minute_volume[_cycle_index] = _volume_exhale ;
    //logMsg(" I, E "+String(_volume_inhale)+ " "+String(_volume_exhale));
    ......@@ -334,7 +339,8 @@ void BreathingLoop::updateCycleReadings()
    _cycle_readings.inhaled_tidal_volume = mvi_sum/CYCLE_AVG_READINGS;
    _cycle_readings.exhaled_tidal_volume = mve_sum/CYCLE_AVG_READINGS;
    _cycle_readings.lung_compliance = _cycle_readings.inhaled_tidal_volume / (_cycle_readings.peak_inspiratory_pressure -_peep);
    _cycle_readings.static_compliance = _cycle_readings.tidal_volume / (_cycle_readings.plateau_pressure - _peep);
    _cycle_readings.static_compliance = (_volumeStandard * 0.082*293)/790;
    //_cycle_readings.static_compliance = _cycle_readings.tidal_volume / (_cycle_readings.plateau_pressure - _peep);
    _cycle_readings.mean_airway_pressure = _airway_pressure;
    _cycle_readings.inhalation_pressure = _airway_pressure;
    _cycle_readings.apnea_index += (_apnea_event == true) ? 1 : 0;
    ......@@ -640,7 +646,7 @@ void BreathingLoop::FSM_breathCycle()
    _pid.istep = 0;
    _peep = _running_avg_peep;
    break;
    case BL_STATES::INHALE:
    //_valves_controller.setValves(VALVE_STATE::CLOSED, VALVE_STATE::CLOSED, VALVE_STATE::OPEN, VALVE_STATE::CLOSED, VALVE_STATE::CLOSED);//Comment this line for the PID control during inhale
    ......@@ -654,6 +660,7 @@ void BreathingLoop::FSM_breathCycle()
    // mand_vol = volumeTrigger(); // disable for now
    _mandatory_exhale = mand_ex ; // & mand_vol;
    //logMsg("inhale "+String(_valley_flow_time)+" "+_measured_durations.inhale+ " "+_measured_durations.exhale+" " +_fsm_timeout);
    break;
    case BL_STATES::PAUSE:
    _valves_controller.setValves(VALVE_STATE::CLOSED, VALVE_STATE::CLOSED, VALVE_STATE::CLOSED, VALVE_STATE::CLOSED, VALVE_STATE::CLOSED);
    ......@@ -1279,10 +1286,15 @@ void BreathingLoop::runningAvgs()
    _flow_fitter.resetCalculation(tnow);
    }
    if(_bl_state == BL_STATES::BUFF_PRE_INHALE ){
    _Pstartbuffer = _readings_avgs.pressure_buffer; //P1
    }
    if(_bl_state == BL_STATES::PAUSE ){
    // even if pause duration is 0, this should execute once
    _cycle_readings.plateau_pressure = _readings_avgs.pressure_patient; //_running_avg_plateau_pressure;
    _cycle_readings.plateau_pressure = _readings_avgs.pressure_patient; //_running_avg_plateau_pressure;
    _cycle_readings.peak_inspiratory_pressure = _readings_avgs.pressure_inhale;
    _Pendbuffer = _readings_avgs.pressure_buffer; //P1'
    }
    if ((_readings_avgs.pressure_patient > _cycle_readings.peak_inspiratory_pressure) && (_bl_state == BL_STATES::INHALE)){
    ......@@ -1294,7 +1306,7 @@ void BreathingLoop::runningAvgs()
    _volume_inhale = _volume; //getVolume();
    //logMsg("INHALE "+String(_volume_inhale));
    } else if (_bl_state == BL_STATES::EXHALE){
    _volume_exhale = _volume_inhale - _volume; //getVolume();
    _volume_exhale = _volume_inhale - _volume; //getVolume();
    //if(fabs(_flow) < 0.02){
    // _peep = _readings_avgs.pressure_patient;
    //}
    ......@@ -1302,6 +1314,10 @@ void BreathingLoop::runningAvgs()
    _flow_fitter.appendPoints(millis(), _flow);
    }
    if(_bl_state == BL_STATES::EXHALE ){
    _volumeStandard = ((_Pstartbuffer - _Pendbuffer) * (10/(0.0082*293)) + (_cycle_readings.plateau_pressure*(1+(0.1*(_cycle_readings.plateau_pressure -_peep)-(_peep*1))/(0.0082*293);
    }
    _sum_airway_pressure += _readings_avgs.pressure_patient;
    _ap_readings_N++;
    ......
    arduino/hev_prototype_v1/src/BreathingLoop.h
    View file @ 1d20ed58
    ......@@ -185,6 +185,9 @@ private:
    uint16_t _inhale_cycle_duration[CYCLE_AVG_READINGS];
    uint16_t _exhale_cycle_duration[CYCLE_AVG_READINGS];
    float _Pstartbuffer;
    float _Pendbuffer;
    float _volumeStandard;
    float _flow;
    float _volume;
    ......
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