INR18650-LG-3500-MJ1 Cathode GITT Features

Scope This record contains features observed in the GITT (without intermittent EIS) measurement on the harvested negative electrode (anode) of the INR18650-MJ1 cylindrical 18650 cell from LG CHEM. It also serves as input for EP-BOLFI parameterization. Metadata Filename Description Format Usage lg_mj1_parameterize_positive_diffusivity_optimizer_input_{de}lithiation_[({n},{n}+2)]_{model}().json A complete listing of required inputs of data segments {n} and {n+1} for parameterization of the {model} from SPM, SPMe, or DFN, for positive electrode diffusivity in (de-)lithiation direction with EP-BOLFI: experimental protocol, model, discretization, feature settings, data, inherent parameter uncertainties, and EP-BOLFI optimizer settings. JSON (application/json) Compact input for the EP-BOLFI parameterization workflow. lg_mj1_parameterize_positive_diffusivity_{de}lithiation_[({n},{n}+2)]_{model}().py A copy of the parameter file that was given to the preprocessing workflow of data segments {n} and {n+1} for parameterization of the {model} from SPM, SPMe, or DFN, for positive electrode diffusivity in (de-)lithiation direction. Python script (text/x-python) Static copy for documentation of the parameter file at the exact time the preprocessing took place. lg_mj1_parameterize_positive_diffusivity_{de}lithiation_optimizer_input_[({n},{n}+2)]_{model}()_plot.pdf Plot showing the data of data segments {n} and {n+1} and the simulation of the mean of the prior parameter distribution of {model} from SPM, SPMe, or DFN, for positive electrode diffusivity in (de-)lithiation direction and the extent of variation of the model within prior variance and inherent parameter uncertainty. PDF (application/pdf) Visual verification that the prior parameter distribution may contain a sensible parameterization. lg_mj1_parameterize_positive_diffusivity_{de}lithiation_optimizer_input_[({n},{n}+2)]_{model}()_voltage_components.pdf A component analysis of the mean prior parameter distribution simulation of {model} from SPM, SPMe, or DFN, for positive electrode diffusivity in (de-)lithiation direction. PDF (application/pdf) Visual analysis of the relative magnitude of various battery phenomena, and if the desired one gives a distinct signal among the others. Related Resources Relationship Record Description isPartOf INR18650-LG-3500-MJ1 Cathode Parameterization Collection This collection contains records with workflows to parameterize with EP-BOLFI EIS and GITT measurements parameters from a harvested positive electrode (cathode) of the INR18650-MJ1 cylindrical Li-ion battery cell manufactured by LG CHEM. Continues INR18650-LG-3500-MJ1 Cathode GITT Structured Data This record contains GITT measurements during discharge and charge, pre-selected and packaged in parquet files for further analysis. The measurement is obtained in three-electrode configuration with the working electrode NMC, counter electrode composite graphite/silicon oxide, and reference electrode lithium metal in a coin cell casing. The data is intended to support the characterization of the open-circuit potential (OCP) and lithium diffusion proprties of the NMC active material. Continues INR18650-LG-3500-MJ1 Cathode GITT OCV Model Fit This record contains an open-circuit voltage (OCV) model fitted to OCV curves from GITT measurements during discharging and charging. The GITT measurements were obtained from positive electrode (cathode) harvested from an INR18650-MJ1 Li-ion battery cell manufactured by LG CHEM. The active material in the electrode is NMC. The measurment is obtained in three-electrode configuration with the working electrode NMC, counter electrode composite graphite/silicon oxide, and reference electrode lithium metal in a coin cell casing. Continues INR18650-LG-3500-MJ1 Cathode GITT Featurization This record contains workflows to extract feactures from the GITT (without intermittent EIS) measurement on the harvested negative electrode (anode) of the INR18650-MJ1 Li-ion battery cell from LG CHEM. It simulteaneously sets up the simulator and EP-BOLFI optimizer inputs for later parameterization. IsContinuedBy INR18650-LG-3500-MJ1 Cathode GITT Parameterization This record contains workflows to parameterize with EP-BOLFI a GITT (without intermittent EIS) measurement. Licensing This dataset is licensed under CC-BY 4.0, allowing for sharing and adaptation with proper attribution. Contact Information For questions or further assistance, please contact Dennis Kopljar at [e-mail]. References This dataset is linked to the following publication: [DOI/Link to publication].