FIELD: electricity.
SUBSTANCE: system comprises history recording module and abnormality detection module. The history recording module is designed to record changes in current values of the accumulator battery of automatic guided vehicle in regard to each movement along closed trajectory.
EFFECT: abnormality detection module is designed to detect availability of non-availability of abnormality in automatic guided vehicle based on history records of current changes for the accumulator battery recorded for each movement along closed trajectory.
6 cl, 8 dwg
