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Penn State researchers developing methods to prolong operating life of valve regulated lead-acid batteries; electric locomotive as example

Green Car Congress

A team of Penn State researchers is developing more cost-effective ways to prolong the life of valve regulated lead-acid (VRLA) batteries, such as those applied in Norfolk Southern Railway No. In this paper, the cell voltage and pressure of new and dead VRLA batteries are monitored during testing to determine the cause of death of the cells.

Lead Acid 240
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Okaya launched Freedum electric scooter priced  at Rs 69,900

Electric Vehicles India

Its lead-acid battery provides a range of 50-60 kilometres and 70-80 kilometres for the lithium-ion model. The Okaya Freedum LI-2 electric scooter comes with a 150kg BLDC hub motor producing 250W, it gives a range of 70 80km. The electric scooter features a 10-inch wheel with a telescopic fork up front and a mono-shock at the rear.

Price 52