In manufacturing AA dry batteries cathode, the mixture (manganese dioxide, potassium hydroxide, and carbon black- graphite) is compacted into preforms. Indentation is done to prevent leakage. While the separator is manufactured by, soaking 3A papers and then an electrolyte is inserted to conduct power. The separator is designed from pieces of papers that are put like plywood across each other. It creates a barrier between the cathode and the anode material.
The anode is composed of zinc powder mixed with potassium hydroxide that makes the gel thicker. The battery produces electricity due to the seals fixed. A plastic seal and metallic cap are used to make the terminals of the battery. Rechargeable AA batteries, for example, nickel-cadmium (NiCd) has a capacity of 600 to 1000-mAh lifecycle. The essence of normalizing the process will ensure that it generates the desired energy. The battery efficiency is dependent on time left for recharging and the storage condition (Lankey & McMichael, 2000). The capacity of AA dry battery is 400-900 milliamp hours. The measurements are conducted based on the cut-off voltage and duty cycle.
Finally, a label is made to distinguish the different sizes of AA batteries. They are supplied to various stores and outlets after quality control has checked their standards. A sensitive plastic is wrapped around the batteries then exposed to heat hence it forms the can package.
Comments
All batteries function differently in various circumstances.
Manganese and zinc pose no environmental danger.
Current innovations are dependent on the manufacture of enhanced batteries
References
Lankey, R.L. & McMichael, F.C. (2000)"Life-Cycle Methods for Comparing Primary and Rechargeable Batteries," Environ. Sci. Technol.
