from chemistry to pack
The 2019 Hyundai Kona is an electric vehicle produced from 2018 to 2021. This is the long range 64kWh usable pack. The 64kWh pack has five modules that are located under the floor in the main cabin with two stacked modules under the rear seats. There are 294 cells total configured as 98s 3p. Note … Read more
A look at the 2019 Ford Mach-E std range battery pack. It is worth also looking at the body structure and the overall battery pack integration. Ford Mach E The Ford Mach E is built on the Global Electrified 1 platform that in itself is a heavily modified version of the C2 platform. The C2 … Read more
There is a battery pack density fundamental limit and that is the cell density. Obviously, but how close can we get to that limit? The following plot shows the pack gravimetric energy density plotted versus the cell gravimetric density. Added to this dataset is the fundamental limit. If we calculate the ratio of this we … Read more
Author: Nrusimhan Seshadri, Balance Batteries Having looked at the challenges and regulatory standards relating to fire hazards posed by Li-ion batteries in the previous article, in this article we will have a look at some of the fire mitigation strategies deployed across 10 BEVs in the current market. The choice of thermal barrier materials (TBMs) for a … Read more
The 2021 McMurtry Speirling is perhaps even more impressive an electric vehicle than the Rimac Nevera. Note: this is a very limited benchmark with just a few known parameters. This does though show the approach used to look at what the pack configuration might be. Battery Specifications This post has been built based on the … Read more
The 2022 BTCC hybrid battery as designed and manufactured by Delta-Cosworth. This is an extreme version of a Mild Hybrid Electric Vehicle (MHEV), thus has a small energy storage capacity that is designed to fill in the engine power. Specifications The nominal capacity was estimated based on nominal voltage and total capacity. This is a … Read more
The 2021 BMW iX3 was the first electric vehicle off the BMW Gen5 battery system. We see 10 modules with double stacking under the 2nd row seats. The HV distribution and BMS are all located on top of the rear modules. Cooling pipes run through the centre between the modules and all of the HV … Read more
The current batch of electric vehicles built on the BMW Gen5 Battery System. This design needs to survive until BMW swap to the Gen 6 design in 2025. The battery packs in the BEV and PHEV applications across SUV and Sedan platforms uses prismatic cells from Samsung SDI and CATL in a number of sizes. … Read more
The 2021 Lexus UX 300e battery has a total energy of 54.35kWh and is formed from 288 Panasonic prismatic cells. A second tier of cells has been designed to fit under the 2nd row. This 2nd tier also appears to contain the BMS. The battery pack operates at a nominal 355.2V, the inverter contains a … Read more
The 2023 Lexus RZ 450e is an interesting if perhaps unremarkable offering in terms of the battery pack. The Lexus RZ shares the platform with the Toyota BZ-4X. This post has been built based on the support and sponsorship from: About:Energy, AVANT Future Mobility, Quarto Technical Services, TAE Power Solutions, h.e.l group and The Limiting Factor. Specifications: Pack A quite conservative usable … Read more