Cell Design and Materials: Alternative Chemistries

Zinc Batteries Comparison Safety, sustainability, long storage durations and long battery life are major drivers for growth of zinc battery technologies.

Zinc Ion

Zinc Nickel

Zinc Bromide

Zinc Air

Li-Ion

Commercial Application

Stationary Storage 312 hrs)

UPS 1hr3

Stationary Storage 312 hrs)2

Stationary Storage 24+ hrs)

Electric Vehicles; Stationary Storage 14 hrs)

Gravimetric Energy Density Wh/kg

Volumetric Energy Density Wh/L

Voltage V

Cycle Life

DoD Calendar Life Safety Sustainability Assessment Score

100% 1520 years1

15 years3

20 years2

Non-flammable, not reactive to air or water3 9.4/10

Source: 1 DOE Energy Earthshots Technology Strategy Assessment Zinc Batteries; 2 https://www.eose.com/technology/; 3 Zinc Battery Initiative Presentation; 4 Mitsubishi Electric

1520 years1

10 Poor Poor

Extracted from the PDF; charts and images may read imperfectly.