from chemistry to pack
An update on the Rivian R2 battery pack, now we have more information and more hard data. Trouble is the 2024 Investor Day R2 data left out a lot of the detail and the CEO updates in 2025 (Rivian R2 Pack – 2025 Update) were a little bit confusing. Time to again see if we … Read more
With so much data now available in the Battery Pack Database it is interesting to look at Cell to Pack Mass Ratio by Chemistry and Format. Note that for this analysis we have excluded all of the BESS packs as they tend to not be as mass sensitive as mobile applications. The fixed lines showing … Read more
2026 Renault Megane E-Tech LFP battery pack with LG Energy Solutions pouch cells and a Cell to Pack design. However, we immediately feel that this isn’t the best battery package when we see Renault’s own description: Thanks to the larger battery, the new Megane E-Tech Electric is slightly taller (20 mm) than before and also … Read more
When we look at the battery pack design for a vehicle we want to minimise the overall weight and hence need the cells to work structurally as part of the pack design. This leads us to Thermally Conductive Adhesives (TCAs) as a means of fixing cells to cooling systems and bonding them into a battery … Read more
The 2026 VW Polo MEB+ has been talked about for some time as this will be the first vehicle to take the PowerCo unified cell. The technology partner for these cells is Gotion and we have already seen numbers for the cells. This post has been built based on the support of and sponsorship from: Quarto Technical … Read more
Jiang Jibing, Vice President of EVE Energy and Director of the Battery System Research Institute, was invited to attend the China Electric Vehicle 100 Forum (2025) and delivered a keynote speech on “OMNI All-Purpose Battery”. A look at the 4 reasons why EVE believe in large cylindrical cells [2]: Author: Woody Wu at power9tech.cn Standardization Perfectly Aligns … Read more
BMW have produced a high level walk-through of the BMW Gen6 EV Battery Technology [1] and from this we get the following high level facts: Building on the BMW Gen6 Battery System that we posted over 2 years ago. This Gen6 battery is Cell to Pack and Pack to Open Body just like the Tesla … Read more
INGLO is the new ground up ev platform from Mahindra and underpins the XEV9e and BE 6e. The battery pack uses LFP cells from BYD and is a cell to pack design. Module to Pack This pack is described as cell to pack, but this pack has very clearly defined modules and a pack frame … Read more
The Zeekr 140kWh CATL Qilin battery pack is interesting as it is an NMC chemistry in a cell to pack design. This pack is used in the 001 and 009. Specifications This post has been built based on the support and sponsorship from: Thermo Fisher Scientific, Eatron Technologies, About:Energy and Quarto Technical Services. The pack peak power is based on … Read more
The battery pack in the 2024 AVATR 12 is the CATL Qilin, a Cell to Pack design and in this case using NMC chemistry. The battery pack has a total energy of 94.5kWh and is described “Adaptive to DC fast charging piles with charging voltage of 450 V~900 V”. What appears to be a computer … Read more