Upload
daniella-bailey
View
215
Download
2
Tags:
Embed Size (px)
Citation preview
Rapid Developmentof
Large Li-Ion Battery Packsusing
Off-the-ShelfBattery Management Systems
9/27/09, 1,
Custom or COTS?
Custom design you own you control
Commercial off-the-shelf (COTS) fast easy little development
9/27/09, 2,
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
9/27/09, 3,
Complexity selection
Simple analog go/no go dumb 2.5~10 $ / cell (20 cells)
Sophisticated digital detailed reports smart 10~20 $ / cell (100 cells)
9/27/09, 7,
GenasunBlade EVs
PRICES
9/27/09, 25,
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
]