The Mobile Power Box has been developed at the Fraunhofer Institute for Solar energy systems ISE working in cooperation with the firm of Masterflex. It is a membrane fuel cell system supplying mains-free energy in the medium power range.
Though many people have never heard of them, the emerging realm of micro-scale devices - called microelectromechanical systems, or MEMS - could change the medical, automotive and aerospace industries, except for one thing
Mastervolt has introduced three battery chargers: the IVO Smart 12/10, 24/6 and 12/15-2. Making use of high frequency switchmode technology the models are ultra compact and lightweight while providing power, correct charging and battery maintenance.
APC in Australia and New Zealand has announced a voluntary recall of two specific models in its Back-UPS CS uninterruptible power supply (UPS) line due to potential safety issues that may result in over heating and represent a potential fire hazard.
The battery has the inherent problem of not being able to communicate with the user. Neither weight, colour, nor size provides an indication of the battery's state-of-charge and state-of-health. The user is at the mercy of the battery
Electrical energy from non-rechargeable (primary) batteries is very expensive, and many organisations are switching to rechargeable (secondary) batteries. This article examines the advantages, limitations and economics of primary and secondary batteries