A battery SOH prediction method comprising: a lookup table storage operation of constructing and storing a dQ/dV:SOH lookup table for a predetermined reference battery, for a completely charging-completely discharging cycle; an SOH measurement battery voltage setting operation of measuring cycle specific dQ/dV values of a plurality of completely charging-completely discharging cycles and setting an SOH measurement battery voltage based on the measured cycle specific dQ/dV values, for the reference battery; an actual dQ/dV value measurement operation of measuring an actual dQ/dV value at the set SOH measurement battery voltage at predetermined periodic intervals while charging the actual battery to predict an SOH; a battery SOH prediction operation of extracting an SOH value corresponding to the measured actual dQ/dV value from the dQ/dV:SOH lookup table and predicting a real-time SOH of the actual battery; characterized in that the method further comprises: an abnormality determination operation of determining whether a battery is abnormal, wherein the abnormality determination operation comprises: a dQ/dV value deviation calculation operation of calculating a deviation |dQ/dV(t)-dQ/dV(t-1)| between a dQ/dV value of a current period and a dQ/dV value of a previous period measured in the actual dQ/dV value measurement operation; and a dQ/dV value deviation comparison operation of comparing the calculated dQ/dV value deviation between the current period and the previous period with a predetermined reference value; and an abnormality notification operation of generating an abnormality signal alarm when it is determined that there is an abnormality in the actual battery in the abnormality determination operation. a lookup table storage operation of constructing and storing a dQ/dV:SOH lookup table for a predetermined reference battery, for a completely charging-completely discharging cycle; an SOH measurement battery voltage setting operation of measuring cycle specific dQ/dV values of a plurality of completely charging-completely discharging cycles and setting an SOH measurement battery voltage based on the measured cycle specific dQ/dV values, for the reference battery; an actual dQ/dV value measurement operation of measuring an actual dQ/dV value at the set SOH measurement battery voltage at predetermined periodic intervals while charging the actual battery to predict an SOH; a battery SOH prediction operation of extracting an SOH value corresponding to the measured actual dQ/dV value from the dQ/dV:SOH lookup table and predicting a real-time SOH of the actual battery; characterized in that the method further comprises: an abnormality determination operation of determining whether a battery is abnormal, wherein the abnormality determination operation comprises: a dQ/dV value deviation calculation operation of calculating a deviation |dQ/dV(t)-dQ/dV(t-1)| between a dQ/dV value of a current period and a dQ/dV value of a previous period measured in the actual dQ/dV value measurement operation; and a dQ/dV value deviation comparison operation of comparing the calculated dQ/dV value deviation between the current period and the previous period with a predetermined reference value; and a dQ/dV value deviation calculation operation of calculating a deviation |dQ/dV(t)-dQ/dV(t-1)| between a dQ/dV value of a current period and a dQ/dV value of a previous period measured in the actual dQ/dV value measurement operation; and a dQ/dV value deviation comparison operation of comparing the calculated dQ/dV value deviation between the current period and the previous period with a predetermined reference value; and an abnormality notification operation of generating an abnormality signal alarm when it is determined that there is an abnormality in the actual battery in the abnormality determination operation.