The simplest model of a battery comprises an ideal voltage source that connects in series with a resistance whose value—often a few milliohms—depends on the battery’s electrochemical condition and ...

This circuit is designed to check the condition of lead-acid and gel cell batteries with capacities greater than 20Ah. It switches a load of about 18A at a rate close to 50Hz so that the internal ...

Advances in the miniaturization of electronic devices and construction of communications infrastructures have led to the rapid spread of compact, high-performance cordless equipment, such as portable ...

This internal short circuit device provides a controlled method of testing to improve the safety of lithium-ion batteries in space gear and electric-drive vehicles. The statistics for shorts occurring ...

Battery-powered, mobile systems rely on their batteries and battery chargers for reliable operation. Unfortunately, use of the actual battery makes it difficult for design engineers to perform a ...

Download this article in PDF format. Proper wiring and probing/contacting are critical to making successful measurements. When testing cells or batteries, using good engineering practices is important ...