Research Article
Data-Driven Recovery Potential Analysis and Modeling for Batteries Recovery Operations in Electric Bicycle Industry
Table 11
Service life distribution proportion of lead-acid batteries powering electric bicycles.
| | Year | Annual net increment of lead-acid batteries used in electric bicycles (10,000 sets) | Average service life (year) | Service life distribution (%) of lead-acid batteries | | | | |
| | 2000 | 116.0 | 2.3 | 10% | 30% | 40% | 20% | | 2001 | 236.0 | 2.3 | 10% | 30% | 40% | 20% | | 2002 | 636.0 | 2.3 | 10% | 30% | 40% | 20% | | 2003 | 1600.0 | 2.3 | 10% | 30% | 40% | 20% | | 2004 | 2704.0 | 2.3 | 10% | 30% | 40% | 20% | | 2005 | 4844.0 | 2.3 | 10% | 30% | 40% | 20% | | 2006 | 7780.0 | 2.5 | 15% | 35% | 35% | 15% | | 2007 | 8498.0 | 2.5 | 15% | 35% | 35% | 15% | | 2008 | 8662.8 | 2.5 | 15% | 35% | 35% | 15% | | 2009 | 13107.1 | 2.5 | 15% | 35% | 35% | 15% | | 2010 | 15665.4 | 2.5 | 15% | 35% | 35% | 15% | | 2011 | 16343.7 | 2.5 | 15% | 35% | 35% | 15% | | 2012 | 19812.9 | 2.7 | 20% | 40% | 30% | 10% | | 2013 | 27155.9 | 2.7 | 20% | 40% | 30% | 10% | | 2014 | 20186.8 | 2.7 | 20% | 40% | 30% | 10% | | 2015 | 15678.4 | 2.7 | 20% | 40% | 30% | 10% | | 2016 | 17628.4 | 2.7 | 20% | 40% | 30% | 10% | | 2017 | 13519.4 | 2.7 | 20% | 40% | 30% | 10% | | 2018 | 12248.0 | 2.7 | 20% | 40% | 30% | 10% | | 2019 | 11031.1 | 2.7 | 20% | 40% | 30% | 10% | | 2020 | 9977.0 | 2.7 | 20% | 40% | 30% | 10% | | 2021 | 9047.2 | 2.7 | 20% | 40% | 30% | 10% | | 2022 | 8215.4 | 2.7 | 20% | 40% | 30% | 10% |
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