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Measurement of time to recharge an empty MLR003 battery LTO 500mAh from a radiator with 45°C flow temperature:
Measured by M Schmidt martin.schmidt@micropelt.com

TIME TO FULLY CHARGE 500mAh FROM 45°C FLOW = ~30 DAYS @ 24hour operation

image-20240125-113426.png

Measurement of real harvesting and charge current into the battery (net charge current):
Measured by M Schmidt martin.schmidt@micropelt.com

Vorlauf

Flow temperature

I battery

Actual charge current into battery

Peak current behavior at harvesting start due to highest temperature gradient between source and sink

MPPT

Maximum power point tracking

VBAT

Charge current increases when V battery is lower

Ladekurve-über-Vorlauftemperaturen-20240125-114834.jpg