ISO/TR 20891:2020
(Main)Space systems — Space batteries — Guidelines for in-flight health assessment of lithium-ion batteries
Space systems — Space batteries — Guidelines for in-flight health assessment of lithium-ion batteries
This document provides detailed information on the various methods of assessing the health status of lithium-ion space batteries in flight and makes recommendations to battery suppliers, spacecraft manufacturers and operators to ease this assessment.
Systèmes spatiaux - Batteries spatiales - lignes directrices pour l'évaluation en vol de la santé des batteries lithium-ion
General Information
Standards Content (Sample)
TECHNICAL ISO/TR
REPORT 20891
First edition
2020-10
Space systems — Space batteries
— Guidelines for in-flight health
assessment of lithium-ion batteries
Systèmes spatiaux - Batteries spatiales - lignes directrices pour
l'évaluation en vol de la santé des batteries lithium-ion
Reference number
ISO/TR 20891:2020(E)
©
ISO 2020
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ISO/TR 20891:2020(E)
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ii © ISO 2020 – All rights reserved
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ISO/TR 20891:2020(E)
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms, definitions and abbreviated terms . 1
3.1 Term and definitions . 1
3.2 Abbreviated terms . 1
4 Overview . 2
4.1 General . 2
4.2 Battery capacity . 4
4.3 Battery impedance . . 4
4.3.1 General. 4
4.3.2 Electrochemical impedance spectroscopy (EIS) . 5
4.4 Battery internal resistance . 8
5 Specificities of spacecraft telemetry and resulting limitations .11
5.1 General .11
5.2 Signal digitization .11
5.3 Temperature .12
5.4 Voltage .
...
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