Custom battery packs, lithium ion batteries,polymer batteries
Rapid Development of Large Li-Ion Battery Packs using Off-the-Shelf Battery Management Systems
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Transcript of Rapid Development of Large Li-Ion Battery Packs using Off-the-Shelf Battery Management Systems
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Rapid Developmentof
Large Li-Ion Battery Packsusing
Off-the-ShelfBattery Management Systems
9/27/09, 1,
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Custom or COTS?
Custom design you own you control
Commercial off-the-shelf (COTS) fast easy little development
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Custom or COTS?
Ownership [%]
Cost & manuf. control [%]
Devel. cost [$k]
Devel. time [months]
Staff [people]
Learning curve [man-weeks]
Cost in qty [10$ / unit]
-200 -150 -100 -50 0 50 100
Off-the-shelfCustom
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BMS chips
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Cell selection
Small cylindrical Pouch
Large cylindrical Prismatic
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Topology selection
Centralized Modular
Master-slave Distributed
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Complexity selection
Simple analog go/no go dumb 2.5~10 $ / cell (20 cells)
Sophisticated digital detailed reports smart 10~20 $ / cell (100 cells)
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GenasunBlade EVs
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Complexity selection
Simple Sophisticated
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Sophisticated BMSs
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AMERICAN EV
Master-slave
"---"120 cells
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BLACK SHEEP
Master-slave
"Stack V1"32 cells
"Stack V1"32 cells
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BLACK SHEEP
Master-slave
"Cage V2"96 cells
"Cage V2"
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BLACK SHEEP
Master-slave
"Mini V3"unlimited
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CONVERT THE FUTURE
Centralized
"Flex BMS48"48 cells
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ELITHION
Distributed
"Lithiumate"256 cells
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ELITHION
Distributed
"Lithiumate"256 cells
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ELITHION
Distributed
"Lithiumate"256 cells
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ELITHION
Distributed
"Lithiumate"256 cells
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GENASUN
Distributed
"GLD"24 cells
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LITHIUM BALANCE
"C series"24 cells
Centralized
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NINGBO YANGMIN
"BMS40"100 cells
Master-slave
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KJ HALL
"PACKTRAKR"24 cells
Master-slave
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PETER PERKINS
Distributed
"-"255 cells
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REAP
Modular
"-"168 cells
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PRICES
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1021.5441815419801
46.415175831379499.9976974414163
215.436854745787464.141070947642
100
215.443467349599
464.158876236176
999.99997697415
2154.4346238883
4641.58865548523
9999.999539483
Elithion (1st one)Ningbo YangmingGenasunBlack sheepReapConvert the futureAmerican EVElithion (100s)Lithhium balanceKJ HallPeter Perkins
Number of cells
Co
st [U
SD
]
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COMPARISON TABLE
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Simple BMSs
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EV Power
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Distributed