Published March 22, 2025 | Version 1.2.1
Dataset Open

Discharging Time Series of a CR2032 Battery at 11 mA

Description

FAIR Score: ✅ 91.67%

Scope

This record contains raw data from the constant-current discharge of a CR2032 lithium coin cell at 11 mA. The test was performed using a BioLogic battery cycler with data recorded at 1-second intervals. The CR2032 cell is manufactured by VARTA and was tested in ambient laboratory conditions. The dataset is intended to demonstrate ontology-based linked data reporting that is also consistent with the FAIR principles. RDF metadata is made available in metadata.jsonld and metadata.html formats. 

Files

Raw Data

Filename Description Format Usage
sintef__cr2032__discharging_11_mA__20240216.bdf.csv Raw discharge time series in CSV format. CSV Main file for time series visualization and processing.
sintef__cr2032__discharging_11_mA__20240216.bdf.json Time series data in structured JSON format. JSON Demonstration of alternative formats for time series data.
sintef__cr2032__discharging_11_mA__20240216.bdf.txt Tab-separated plain text file containing the same data. TXT Demonstration of alternative formats for time series data.
sintef__cr2032__discharging_11_mA__20240216.bdf.parquet Compressed binary format optimized for large-scale data processing. Parquet Demonstration of high-performance serialization of time series data.

Visualization

Filename Description Format Usage
sintef__cr2032__discharging_11_mA__20240216.plot.png Plot showing current and voltage vs time. PNG Visual overview of the discharge profile.
sintef__cr2032__discharging_11_mA__20240216.plot.ipynb Jupyter Notebook to generate the visualization. IPYNB Reproducible plotting and analysis.
cr2032.image.png Photo of the physical CR2032 cell used in the test. PNG Referenced in the metadata for visual context.

RDF Metadata

This dataset contains RDF metadata that is annotated with terms from controlled vocabularies (e.g. dcat, csvw, schema.org) and domain-specific ontologies (EMMO, BattINFO)

Filename Description Format Usage
metadata.jsonld JSON-LD metadata record describing the dataset, equipment, and parameters. JSON Enables integration into semantic web and FAIR data workflows.
metadata.html HTML page that embeds the JSON-LD metadata for machine agents HTML Helps web crawlers to find and process the metadata

Scripts and Environment

Filename Description Format Usage
requirements.txt List of Python dependencies used for plotting and conversion. TXT Reproducible setup of Python environment with pip install -r requirements.txt .

Human Readable Tables

Cell

Property Value
Format Coin Cell
Type CR2032
Manufacturer VARTA
Nominal Capacity  /  mA h 220
Chemistry Li-MnO2

Test Protocol

Property Value
Mode Discharging
Current  /  mA 11
Lower Voltage Limit  /  V 1.5
Temperature  /  °C 25

Test Equipment

Property Value
Manufacturer BioLogic
Type Battery Cycler
Notes Standard discharge test using constant current

Licensing

This dataset is licensed under Creative Commons Attribution 4.0 International (CC BY 4.0), allowing sharing and reuse with proper attribution.

Contact Information

For questions or further assistance, please contact Simon Clark at simon.clark@sintef.no.

References

This dataset is part of SINTEF's ongoing work on battery digitalization. If used in publications or derivative works, please cite:  

Simon Clark, Nils Peter Wagner (2025). Discharging Time Series of a CR2032 Battery at 11 mA. https://doi.org/10.5281/zenodo.15069341

Files

sintef__cr2032__discharging_11_mA__20240216.plot.png

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Additional details

Dates

Collected
2024-02-16