GREENROCK - New GenerationSaltwater Batteries

Dr. Thomas Krausse

SA Energy Storage October 22nd, 2018

WHY saltwaterbatteries?

✓ Holds up to the promises in the Marketing brochures

✓ Is operating effectively in a wide condition range

✓ Only proven technologies in real life applications

✓ you order today – ship tomorrow

✓ …

A good battery......

GREENROCK - New Generation saltwater battery

✓ SAFETY

✓ SAFETY

✓ RELIABILITY

✓ .

Batteries – What Matters?

Batteries – What Matters?

✓ Non toxic, all natural materials

✓ No supply chain risk

✓ Non flammable, non explosive

✓ ..

GREENROCK New Generation saltwater battery SAFETY

✓ 100% DoD

✓ Truly Maintenance Free

✓ Wide temperature range from -5° to 50° Celsius

✓ No transport restrictions

..

New generation saltwaterbattery - RELIABILITY

✓ Energy Density

✓ C-Rate (0,5 C )

New generation saltwaterbattery weak spots

The new generation saltwater battery –chemistry overview

5.000 cycles @ 80% DoD and 70% remaining capacity

What about Cycles?

-5° C to 50°C Operating Temperature

GREENROCK New Generation saltwater batteryTemperature

GREENROCK New generatonsaltwater batteryMarket Comparison

✓ Capacity: 675 Wh @ 4A/4A

✓ Nominal Voltage: 12 V

✓ Voltage range: 8,8 V – 15 V

✓ Hight: 235 mm

✓ Width: 313 mm

✓ Depth: 329 mm

✓ Weight: 35 kg

GREENROCK The new Generation saltwater battery

Smart & Plug & Play

✓ Integrate PV/Solar

✓ Peak Shifting / Load Balancing

✓ Storage Clustering

✓ Power – to – Heat

✓ Manage multiple sources Grid / Diesel Gen/ Wind / PV/ Solar

….

Smart & Plug & Play

Smart & Plug & PlayFrom 5 kWh….

Smart & Plug & PlayScalable to mulitple 100 kWh or MWH

References