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Whereas lithium-ion batteries offer energy density in the range of 150–260 Wh/kg, batteries based on lithium-sulfur are expected to achieve 450–500 Wh/kg, and can eliminate cobalt, nickel and manganese from the production process.
A lithium-ion or Li-ion battery is a type of rechargeable battery that uses the reversible intercalation of Li + ions into electronically conducting solids to store energy. In comparison with other commercial rechargeable batteries, Li-ion batteries are characterized by higher specific energy, higher energy density, higher energy efficiency, a longer cycle life, and a longer calendar life.
The sale of the most inefficient bulbs was phased out. The first types to go were non-clear (frosted) bulbs, which were taken off the market in September 2009. Also from September 2009 clear bulbs over 100 W were made of more efficient types. This limit was moved down to lower wattages, and the efficiency levels raised by the end of 2012. [63]
Under certain conditions, some battery chemistries are at risk of thermal runaway, leading to cell rupture or combustion.As thermal runaway is determined not only by cell chemistry but also cell size, cell design and charge, only the worst-case values are reflected here.
The optional 3.0 L Duratec 30 V6 was thoroughly updated, resulting in a 40 hp (30 kW) increase, bringing power output to 240 hp (180 kW) and 223 lb⋅ft (302 N⋅m) of torque. The Duratec 30 also sees a 1 mpg ‑US (240 L/100 km; 1.2 mpg ‑imp) fuel economy improvement. Another significant change was the switch to Ford's new 6F35 6-speed ...
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