Download PDF by Gianfranco Pistoia: Battery Operated Devices and Systems: From Portable

By Gianfranco Pistoia

ISBN-10: 0444532145

ISBN-13: 9780444532145

For researchers attracted to units and platforms drawing energy from batteries, this e-book might be a important info resource. It stories on many functions intimately and provides the necessities of batteries. hyperlinks to extra interpreting are supplied during the 275 references. In bankruptcy 1, all functions within the transportable and commercial components are brought. a few industry issues keep on with with information on particular sectors. In bankruptcy 2, simple features of all fundamental and secondary batteries utilized in those purposes are reviewed. the newest traits, specifically for the ever present lithium ion batteries, are lined. In bankruptcy three, moveable purposes, e.g. cell phones, laptop pcs, cameras, camcorders, own electronic assistants, clinical tools, strength instruments, transportable GPS, etc., are defined with information on their digital elements. there's specific emphasis at the units' strength intake and administration for the consequences on battery lifestyles and the units' runtime. Battery administration is usually handled intimately, rather so far as the charging equipment are involved. the standards of battery selection are under pressure. the excellent bankruptcy on business functions comprises aerospace, telecommunications, emergency structures, load levelling, strength garage, toll assortment, varied meters, information loggers, oil drilling, oceanography, meteorology, and so forth. the ultimate a part of this part is dedicated to instant connectivity, i.e. wireless, Bluetooth and Zigbee, that is exploited in lots of moveable and business purposes. bankruptcy five offers with vehicular functions. complete electrical and hybrid automobiles are provided, and the position of batteries within the motor vehicle keep an eye on platforms is printed. - A entire overview of battery purposes - contains 209 figures and sixty two tables - Describes cutting-edge technological advancements

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Extra resources for Battery Operated Devices and Systems: From Portable Electronics to Industrial Products

Sample text

Vented batteries Vented batteries are for industrial use and can have any of the four electrode constructions listed in the following [26]. Pocket plate. Both electrodes have flat pockets of Ni-plated, perforated steel strips holding in place the active materials. These folded strips are interlocked with each other to form long electrode strips (5–10 m), which are then cut into plates to be used in batteries. Sintered plate. The sintered electrode (see sealed cells) was developed in order to increase the energy output of the battery.

3. 9. Characteristics of lead-acid and Ni-Cd batteries. 2. Nickel–Cadmium Batteries Ni–Cd batteries belong to a group of five rechargeable batteries, for example Ni–Cd, Ni–MH, Ni–H2, Ni–Zn, Ni–Fe, having in common a Ni-based positive electrode and an alkaline solution. Even though some known drawbacks can be associated with the Ni–Cd battery, especially low energy density and environmental impact, it can still be used in a number of applications. Ni–Cd batteries can be assigned to two broad categories: vented and sealed.

The solution is the same used in Ni–Cd cells. The overall process consists in the reversible transfer of a proton from an electrode to the other, as indicated by the overall reaction: b-NiOOH þ MH ! b-NiðOH Þ2 þM ðEcell = 1:32 VÞ The proton released from the storage alloy during discharge is transferred to NiOOH to form Ni(OH)2. This process is reversed upon charge. Therefore, at both electrodes a homogeneous solid-state process is operating. At variance with the overall reaction of the Ni–Cd system, where H2O is consumed on discharge and reformed on charge, here there is no net reaction involving H2O, so that the concentration and conductivity of the solution does not change.

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Battery Operated Devices and Systems: From Portable Electronics to Industrial Products by Gianfranco Pistoia

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