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What is the reason for the negative value of the dry battery current?

by:Vglory      2021-05-14
What is the reason for the negative value of the dry battery current? Recently, consumer Mr. Zhou reported that the newly bought dry battery did not work for a long time. After measuring with a universal meter, it was found that the current of a battery actually showed a negative value. In this regard, battery manufacturers indicate that the use of multiple batteries in series is just the opposite voltage phenomenon. According to Mr. Zhou, he only bought dozens of them. A few days ago, he bought 5 batteries from a supermarket, but the new batteries broke after a short time in his grandson’s beloved electric car. Mr. Zhou originally thought that the battery power was insufficient, so he took out a multimeter to measure it, and found that not only did the battery lose half of its power, but the current of one battery actually showed a negative value. We see that the Nanfu battery purchased by Mr. Zhou is neither fake nor inferior, nor has it exceeded the date of use, so why does the above weird phenomenon occur? We consulted the battery manufacturer to process this battery, the battery manufacturer’s analysis, alkaline The current present of the negative pole of the battery is also called the opposite magnetic pole or the opposite voltage. There are usually two reasons for attacking this phenomenon. One is that many batteries are used in series at the same time, but the current voltage is opposite; the second, the battery power is uneven, alkaline batteries There is a certain degree of rechargeability, and individual batteries have low power. After the battery is exhausted, in the process of continued use, other batteries are forced to reverse charge, and the voltage becomes negative. The battery manufacturer's compensation for the negative current of the battery will cause the battery to stop power supply, but will not cause damage to the electrical appliances, because the negative voltage of a single battery will consume the power of other batteries, but the total voltage of the battery cannot be negative. Facts have proved that the alkaline dry battery has a certain charge, but it should be noted that it is not designed according to the rechargeable battery circuit during the processing process. If it is accused of negative current, battery leakage and other phenomena. Disclaimer: Some pictures and content of articles published on this site are from the Internet. If there is any infringement, please contact to delete. Previous: Three core functions of lithium battery BMS and five major misunderstandings
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