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 Cells

Introduction

Goodwolfe Energy has a variety of cells it is able to use to develop and build battery systems.  Each cell type and chemistry has different advantages with cell choice being key to delivering the optimum solution.  Goodwolfe Energy has a portfolio of cells in cylindrical, prismatic and pouch formats, in two types of chemistry and from three different suppliers.

By restricting the number of suppliers and cell chemistries that Goodwolfe Energy uses, we can ensure that we have an in depth knowledge of the cells’ characteristics.  However, with a broad range of cell types and sizes available, we can offer a solution to meet the needs of almost every project.

Cylindrical Cells

We offer two types of cylindrical cell, a 15Ah energy cell and an 8Ah power cell.  Both of these cells are LiFeP04 chemistry and have been developed to be suitable for a wide range of applications, for example, hybrid & electric vehicles, HOTEL services batteries, marine applications and UPS systems.  The design of these cells makes them suitable for use with air cooling.

 

Specifications

15Ah Energy Cell

8Ah Power Cell

Charging Voltage:

3.65V

3.65V

Typical Voltage:

3.3V

3.3V

Nominal Capacity (C/1, 25°C):

15000mAh

8000mAh

Weight (Approximate):

470g

290g

Diameter:

40mm

38mm

Height:

166mm

123mm

Cut Off Discharge Voltage:

2.0V

2.0V

Charging Mode:

CC/CV (Constant Current/Constant Voltage)

CC/CV (Constant Current/Constant Voltage)

Life Cycle:

2000 Cycles, Capacity ≥12Ah

2000 Cycles, Capacity ≥6.4Ah

Peak Discharge

10C

25C

Charge Temperature Range:

0 to 45°C

0 to 45°C

Discharge Temperature Range:

-20 to 60°C

-20 to 60°C

Self-Discharge Rate:

3% per Month

3% per Month

Initial Internal Impedance:

≤ 3mΩ

<2mΩ

Gravimetric Energy Density:

>105Wh/kgs

>80Wh/kgs

Volumetric Energy Density:

>220Wh/L

>189Wh/L

Gravimetric Power Density:

>850W/Kg

>2000W/Kg

Volumetric Power Density:

>1775W/Kg

>4731W/L

Datasheet

Click Here

Click Here

Image:

 

These cells also feature:

  • Charge efficiency of greater than 95%

  • Long Calendar and Cycle life of greater than 2,000 cycles to 80% of the original capacity

  • Low self-discharge

  • Wide operating temperature range of -20C to +60C

  • Very low internal impedance

Prismatic Cells

We offer a range of LiFeP04 prismatic cells in sizes from 60Ah to 1000Ah.  Due to the large capacity of these cells, they are suited to goods vehicles, marine drive systems and standby power applications.

 

Specifications

100Ah Cell

200Ah Cell

Nominal Voltage:

3.2V

3.2

Nominal Capacity (C/1, 25°C):

100Ah

200AH

Weight (Approximate):

3.1kg

5.8

Dimensions (Length x Width x Height):

142mm x 61mm x 222mm

180mm x 71mm x 281mm

Terminals:

M8

M8

Internal Fuse:

No

No

Max. Continuous Current:

300A

600A

Max. 20 sec. Pulse:

500A

1000A

Cut-off Voltage:

2.8V

2.8V

Charge Voltage:

3.8V

3.8V

Recommended Charge Current:

30A

60A

Charge Time:

3.5 hours

3.5 hours

Self-Discharge Rate:

3% per Month

3% per Month

Datasheet Click Here Coming soon

 

Pouch Cells

We offer a range of Lithium NCM (Nickel-Cobalt-Manganese) pouch cells ranging from 8Ah to 75Ah.  Due to the favourable power densities of these cells, they are suitable for use in hybrid and electric vehicles and peak power buffers.  The design of these cells makes them suitable for use with liquid cooling.

 

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