The problem with using different battery packs in parallel is that unless the batteries are charged to similar voltages, they could generate a very high and potentially dangerous amount of current ...

The new technique of connecting cells in parallel increases battery performance by preventing the losses in voltage seen in cells connected in series. With an efficiency value far exceeding 90 ...

But the Ramcharger is a good opportunity to review the differences between what are called series and parallel hybrids (not that new-car shoppers are likely to use those terms). Series Hybrids ...