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Rechargeable Batteries - Properties and Life Calculator

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Properties of rechargeable batteries are compared below:

For full table with Energy Density, Charge and Discharge Efficiency, Power Densities and Life Cycles - rotate the screen!

Rechargeable Batteries - Properties
Type of BatteryElectrolyteOperating Temperature
(oC)		Open Cell Voltage
(V)		Energy Density
(Wh/kg)		Charge / Discharge Efficiency
(%)		Power DensitiesLife Cycles
TheoreticalAchievablePeak
(W/kg)		Sustained
(W/kg)
Lead-Acid H2SO4 -20 - 60 2.1-2.2 171 30-40 70-90 120 25 200-2000
Nickel-Iron KOH 20 - 30 1.2 267 60 65     2000
Zinc-Iron KOH 50 - 60 1.65 1084 90 45     600
Sodium-Sulfur β-Al2O3 300 - 400 1.76-2.08 664 120 70 240 120 2000
Lithium-Iron Sulfide LiCl-KCl 400 - 450 1.6 869 150 75     1000
Nickel-Cadmium KOH -40 - 60 1.2   40 - 60 70-90 300 140 500 - 2000
Nickel-Metal Hydride KOH 10 - 50 1.2   60 - 80 50 440 220 < 3000
Nickel-Zinc         60        
Lithium Ion LiPF6 -20 - 60 3.6   100 - 200 70 720 360 500 - 2000
Lithium-sulphide AIN 430 - 500     130 75 200 140 200
Zinc-chlorine ZnCl2     120   65 100    
Lithium ion polymer Li-β-Alu -20 - 60 3.7   130-200 70     >1200

Battery Life Calculator


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Specific gravity and charge of lead acid batteries - temperature and efficiency.

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