ddnthemc/BatteryCapacityView
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Aggiunta importazione da file .txt

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ddnthemc 2025-03-21 12:07:00 +01:00
parent b472765d5f
commit 0dfeb02c83
3 changed files with 43 additions and 10 deletions
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51
load_data_from_xlsx.py
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@ -26,7 +26,7 @@ column_indexes = { # columns indexes that we want to import: None means try
}
def load_a_file(path: Path) ->list[Measure]:
def load_a_xlsx_file(path: Path) -> list[Measure]:
"""Returns a sorted list of Measures()"""
discharge = []
wb_obj = load_workbook(path)
@ -61,6 +61,33 @@ def load_a_file(path: Path) ->list[Measure]:
return discharge
def load_a_txt_file(path: Path) -> list[Measure]:
"""Returns a sorted list of Measures()"""
# 1742542808 Ch 101 4.6694100e-03 VDC 1742542808 Ch 102 3.6288222e+00 VDC
# 1742542838 Ch 101 4.6651780e-03 VDC 1742542838 Ch 102 3.6315371e+00 VDC
# 0 1 2 3 4 5 6 7 8 9
discharge = []
with open(path, 'r') as fin:
for raw_line in fin:
if len(raw_line) < 10: # arbitrario per rimuovere linee sicuramente sbagliate
continue
fields = raw_line.strip().strip('\n').split()
if len(fields) < 10:
continue # remove malformed lines
ts = int(fields[0])
v = float(fields[8])
i = float(fields[3])
if None not in (ts, v, i):
i /= 0.010007
measure = Measure(ts=ts, v=v, i=i)
# print(measure)
discharge.append(measure)
discharge.sort(key=lambda x: x.ts)
return discharge
def compute_discharge(measures: list[Measure], initial_capacity: float = 0.0) -> list[DischargePoint]:
discharge_sequence = []
last_m = None
@ -106,19 +133,19 @@ def show_a_discharge(discharge: list[DischargePoint], title='Title'):
vbatt.append(dp.v)
ibatt.append(dp.i * 1000.0)
caps.append(dp.c * 1000.0)
ax.plot(mins, vbatt, color='g', lw=3, alpha=0.5, label='V_Batt')
axr.plot(mins, caps, color='b', lw=3, alpha=0.5, label='Capacity')
axr.plot(mins, ibatt, color='r', lw=3, alpha=0.5, label='Current')
ax.plot(mins, vbatt, color='g', lw=3, alpha=0.5, label='Battery Voltage')
axr.plot(mins, caps, color='b', lw=3, alpha=0.5, label='Accumulated Capacity')
axr.plot(mins, ibatt, color='r', lw=3, alpha=0.5, label='Charging Current')
ax.set_xlim(0, None)
ax.set_ylim(3.0, 4.3)
axr.set_ylim(0, 1100)
axr.set_ylim(0, 930.0)
axr.set_ylabel('Capacity [mAh] / Current [mA]')
ax.set_xlabel('time [minutes')
ax.set_xlabel('time [minutes]')
ax.set_ylabel('Cell Voltage [V]')
ax.set_title(title)
axr.legend(loc='center right')
ax.legend(loc='upper left')
txt = f'End Capacity: {caps[-1]:.1f} mAh'
txt = f'Total Capacity: {caps[-1]:.1f} mAh'
print(txt)
axr.text(mins[-1], caps[-1] - 150, txt, ha='right', fontsize=10, bbox={'facecolor': 'cyan', 'alpha': 0.7, 'pad': 5})
# fig.tight_layout()
@ -128,9 +155,15 @@ def show_a_discharge(discharge: list[DischargePoint], title='Title'):
if __name__ == '__main__':
for f in source_file_folder.iterdir():
if f.is_file() and f.suffix.lower() == '.xlsx':
if f.is_file():
if f.suffix.lower() == '.xlsx':
print(f)
measured_data = load_a_file(f)
measured_data = load_a_xlsx_file(f)
elif f.suffix.lower() == '.txt':
print(f)
measured_data = load_a_txt_file(f)
else:
continue
discharge = compute_discharge(measured_data)
show_a_discharge(discharge, title=f.stem.replace(' ', '_'))
# break