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TOC

1.I NTRODUCTION
1.1 FreedomCAR Battery Life Goals
1.2 Battery Technology Life Verification Objectives
1.3 Battery Life Test Matrix Design Approach
1.4 Reference Performance Testing Approach
1.5 Life Test Data Analysis Approach
1.6 Organization of the Manual
2. LIFE TEST EXPERIMENT DESIGN REQUIREMENTS
2.1 Technology Characterization Requirements
2.2 Core Life Test Matrix Design Requirements
2.3 Core Life Test Matrix Design and Verification
2.3.1 Preliminary Design Stage
2.3.2 Final Design Stage
2.3.3 Final Verification Stage
2.4 Supplemental Life Test Matrix Design Requirements
2.4.1 Experimental Plan to Assess Path Independence
2.4.2 Experimental Plan to Assess Cold-Start Operation
2.4.3 Experimental Plan to Assess Low-Temperature Operation
3. LIFE TEST PROCEDURES
3.1 Initial Characterization Tests
3.1.1 General Test Conditions and Scaling
3.1.2 Minimum Characterization for All Cells
3.1.3 Additional Characterization of Selected Cells
3.1.4 BOL Reference Testing
3.2 Core Life Test Matrix
3.2.1 Stand Life (Calendar Life) Testing
3.2.2 Cycle Life (Operating) Testing
3.2.3 Reference Performance Tests and End-of-Test Criteria
3.3 Supplemental Life Tests
3.3.1 Combined Calendar and Cycle Life Tests
3.3.2 Cold-cranking Power Verification Tests
3.3.3 Low-temperature Operation Tests
4. DATA ANALYSIS AND REPORTING
4.1 Initial Performance Characterization Test Results
4.1.1 Determination of Open Circuit Voltage versus State of Charge
4.1.2 Capacity Verification
4.1.3 Determine Temperature Coefficient of ASI (Selected Cells)
4.1.4 Pulse Power Verification (MPPC)
4.1.5 Pulse Power Verification (HPPC)
4.1.6 Rank Ordering of Cells
4.1.7 Self-Discharge Rate Characterization
4.1.8 Cold-Cranking Power Verification
4.1.9 AC EIS Characterization
4.1.10 ASI Noise Characterization
4.2 Core Matrix Life Test Results
4.2.1 Life on Test Estimates
4.2.2 Calendar Life Estimate
4.2.3 Effects of Cycling Stresses
4.2.4 Life in Service Estimate
4.3 Supplemental Life Test Results
4.3.1 Hypothesis Testing
4.3.2 Combined Calendar/Cycle Life tests
4.3.3 Cold-start Verification Tests
4.3.4 Low-temperature Operation Tests

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