Key challenges in battery cell quality inspection
With extensive experience working alongside global OEMs and battery cell manufacturers, we have identified critical challenges:
- Significant quality variations occur among battery cells produced on the same line
- Open Circuit Voltage (OCV) and AC internal resistance at 1kHz are unreliable indicators of cell quality
- An increasing demand for fast, reliable battery cell inspections to meet stringent product quality standards
Achieve the best battery quality control with proven innovation
Grading and sorting battery cells can shape your product’s success, influencing both market leadership and customer satisfaction. Well-graded cells ensure consistent performance and minimize the risk of product issues, enhancing your brand’s reputation.
Leveraging our cutting-edge multi-sine rapidEIS technology, sophisticated software algorithms, and extensive battery industry experience, we deliver automated, fast, and reliable turnkey solutions for accurate battery cell grading. Whether for end-of-line testing or incoming-goods inspections, our technology ensures optimal quality control at every stage, empowering you to meet high production standards with confidence.
The turnkey solution for battery quality assurance
ExaMight.10-5 Inline
Grade your battery cells better than existing industry-standards with our industry-tested and scientifically-proven solution.
- Ensure that only the best cells enter your battery packs
- Build high-quality batteries to minimize warranty claims
- Includes standard measurements – OCV, AC-IR, DC-IR
Our robust, multi-sine rapidEIS technology grades your battery cells accurately at high production-line throughputs
- Achieve line-throughputs of > 10000 cells / hour
- Robust system handles fluctuating line conditions
- Achieve faster product rollout in the market
Substitute large, complex, and expensive test setups with our all-in-one, simple, small-footprint battery cell grading station
- Save time – Eliminate cell capacity (Ah) tests
- Save costs – No cycler channels necessary
- Save space with standard 19-inch rack format
The ExaMight system offers immensely flexibile and seamless integration with your trusted automation partners
- Save time and costs – retrofit to existing automation
- Full hardware and software integration
- Scale-up as per your required line-throughput
- Runs algorithms for LIB cell analysis and instant quality assessment
- Controls multiple measuring units for high line throughput
- Provides communication interfaces (e.g. ProfiNet) for automation PLCs
- Fast and accurate multi-sine measurement (rEIS) of the electrochemical impedance of Li-ion cells
- Precise measurement of low impedances
- Highly efficient power electronics with very low power dissipation. No active cooling required
- Multiplex your EIS measurement options over 40 channels
- Sequential measurement with a channel switching time of 0.5 seconds
ExaMight.10-5
The perfect blend of high-performance, speed, and robustness
Examight.10-5 uses intelligent algorithms for real-time analysis and quality assessment of Li-ion cells and simultaneously controls multiple measurement and multiplex units to ensure a high throughput rate. It also offers communication interfaces such as ProfiNet to automate PLC systems. The state-of-the-art measuring unit enables fast and precise multi-sine electrochemical impedance (rEIS) measurement of the Li-ion battery. Thanks to efficient power electronics, no active cooling is required and the solution enables fast, sequential measurement over 40 channels with flexible expansion.
Pilot your Automated Cell Grading Production Line
Examight.Cockpit
The Ultimate Software for Streamlining Your Cell Grading Operations
ExaMight.Cockpit offers unmatched ease and flexibility in configuring your automation system for battery cell grading. With its intuitive and user-friendly interface, you can effortlessly set precise grading parameters with minimal training. Designed for efficiency and accuracy, the Cockpit software empowers you to sort battery cells flawlessly, ensuring error-free operations and optimal performance in your production process.
Effortlessly Manage Production Line Variations
We recognize the impact of fluctuating temperatures in battery cell production, which can alter electrochemical impedance measurements and lead to inaccurate cell sorting. The lightweight yet powerful ExaMight.Cockpit software addresses these challenges with advanced temperature compensation algorithms, ensuring precise grading even in variable conditions. With our solution, you can confidently manage temperature variations year-round, guaranteeing your cells are always graded accurately, no matter the environment.
Seamless Database Integration for Streamlined Operations
Store all your data centrally, whether on a server or a local PC, ensuring everything is securely managed in one place. With just a few clicks, visualize and access critical information, giving you real-time insights when you need them. Maintain complete traceability of cell data throughout the entire process, from individual cells to module and pack construction, ensuring seamless and transparent operations and process control.
