Niobium in Batteries

niobium

Niobium-Based Anode Toshiba Super Charge ion Battery (SCiB) [5] have a Niobium Titanium Oxide anode and have improved performance: Downside: Cycle life, charging and cold performance are all improved, but the energy density (both gravimetric and volumetric) is significantly lower than most other Lithium-ion chemistry. NTO has roughly three times higher theoretical volume capacity density … Read more

Function of the Cell Can or Enclosure

cell enclosure functions

The function of the cell can or enclosure is to contain the chemistry over the lifetime of the battery cell and to allow the electrical, mechanical and thermal connections. It must also work in the extremes and have a controlled failure mode. The main cell formats are: coin, cylindrical, pouch and prismatic. The main functions … Read more

BMW Gen6 Battery System

BMW 46xx cylindrical cells

Cell Specifications the first outing for the Tesla 4680 is without Silicon in the anode, this might be a move to reduce costs, reduce the cell expansion or to present a strong energy uplift roadmap for the vehicle This lower height cell will have been selected for use in saloon / crossover type vehicles. However, … Read more

2021 Audi e-tron GT quattro

Audi etron GT quattro

The 2021 Audi e-tron GT quattro is the all electric flagship built on the J1 Performance platform shared with Porsche. Specifications: The cooling system on the J1 platform is fixed to the underside of the pack baseplate, an undershield then fits under this. This adds another layer between the cell and the cooling system, but … Read more

Electrified Aircraft Propulsion Targets

NASA electrified aircraft

A look at the electrified aircraft propulsion targets. NASA state in their November 2021 presentation that they have the following requirements for the battery pack: The targets at pack level are rather tough: The gravimetric energy density plotted versus total pack energy shows that the automotive packs are currently plateauing around 180Wh/kg. The roadmap to … Read more

2021 Mercedes-AMG EQS 53 4MATIC+

Mercedes EQS

Specifications: The 2021 Mercedes-AMG EQS 53 4MATIC+ The performance luxury electric vehicle offering from Mercedes and part of the Mercedes EQ line up of EV’s. Peak power is based on 490kW peak motor power published by Mercedes [1] and assuming 90% efficiency, thus 490kW / 0.9 = 544kW The peak acceleration time for the vehicle … Read more

Mercedes EQ

Mercedes EQA 250

Mercedes-EQ is the electric mobility brand of Mercedes-Benz, made up of a range of electric cars. The Mercedes-EQ brand isn’t just about the luxurious cars, but also the innovative and convenient services that come with them to enhance your overall ownership experience. Read on to explore the Mercedes-Benz range and find out which kind of … Read more