Questions 1-4 relate to a battery pack for the Tesla Roadster EV consisting of 6,831 small cylindrical lithium-ion cells (18650 format). The battery pack has series-parallel arrangement: of 99 cells in series, and 69 strings (series-connected string) in parallel.
Questions 1-4 relate to a battery pack for the Tesla Roadster EV consisting of 6,831 small cylindrical lithium-ion cells (18650 format). The battery pack has series-parallel arrangement: of 99 cells in series, and 69 strings (series-connected string) in parallel.
Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter30: Dc Motors
Section: Chapter Questions
Problem 6RQ: What is CEMF?
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Questions 1-4 relate to a battery pack for the Tesla Roadster EV consisting of 6,831 small cylindrical lithium-ion cells (18650 format). The battery pack has series-parallel arrangement: of 99 cells in series, and 69 strings (series-connected string) in parallel.
Assume this battery pack is fabricated from LG 18650 cells and the LG CHEM 18650 Cell Specifications are:
- Nominal Voltage: 3.7V
- Capacity: 2800mAh
- Max Discharging current: 5A (continuous)
- Size: 18650 (Cylindrical)
- Length: 65 mm
- Diameter: 18 mm
- Weight: 46.5 g
- Retail Cost: $15.50.
- What is the specific energy of each cell (Wh/kg)?
Q2. What is the battery pack voltage (OCV)?
Q 3. What is the battery pack capacity (Ah)?
Q4.What is the battery pack energy (kWh)?
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