Corvus Dolphin NxtGen ESS – Power

The power variation of the Corvus Dolphin NxtGen marine energy storage system is designed for vessels that require a high-power battery system for lightweight applications.

The Corvus Dolphin NxtGen ESS power variation offers high power density, reasonable energy density and the highest level of marine battery safety. Its space-efficient, high-power battery system design is perfect for applications where lightweight is essential.

Fit more battery power into less space.

Maximize use of available battery room space to achieve higher levels of battery system output and capacity with the Corvus Dolphin NxtGen ESS. The space efficient, rack-free design enables power-dense battery modules to be stacked in various configurations, like compact high-energy building blocks. Eliminating the limitation of fixed-height racks provides the flexibility to fully utilize the space available and allows you to fit more battery power within a limited footprint.

Applications

The Dolphin NxtGen ESS power variation is ideal for ships were high C-rate requirements and lightweight is essential. The system is suitable for both hybrid electric and all-electric maritime applications. Typical vessels include:

  • Ferries
  • High-speed Fast Ferries
  • Harbor Tugs
  • Offshore vessels
  • Offshore Wind Construction and Support vessels
  • Crew Transfer Vessels

Features

  • Suitable for rapid charging and discharging
  • Low weight
  • Designed for voltages up to 1200 VDC
  • Flexible installation
  • Low life cycle cost  
  • Easy and safe plug and play connections
  • Very flexible and modularized design
  • Passive Single-cell Thermal Runaway protection
  • Scalable capacity and voltage according to vessel requirements
  • Industry-proven Battery Management System (BMS)
  • Remote monitoring capabilities
  • Enhanced EMI immunity design for maritime environments

Next generation marine energy storage, advancing maritime battery technology with the Corvus Dolphin NxtGen ESS.

Leveraging the latest advances in marine energy storage system technology and zero-emission solutions, the Dolphin NxtGen ESS is the newest battery system in the Corvus Energy family of products. Its next generation design builds upon learnings from our experience with over 1,000 projects and millions of system operational hours as the maritime sector leader in battery energy storage and sets new industry standards in marine battery systems.

Corvus Energy safety innovations

Passive-Single-Cell-level Thermal Runaway (TR) Isolation

  • True cell-level thermal runaway isolation
  • TR does not propagate to neighboring cells
  • Isolation NOT dependant on active cooling

 

 

Technical Specifications

Performance Specifications
C-Rate - Peak (Discharge / Charge)2.5 CC for 10 seconds
C-Rate - Continuous (Discharge / Charge)1,5 CP / 1,5 CP
System Specifications
Battery Cell ChemistryLithium ion NCA
Single Module Size / Increments6,56 kWh / 50 VDC
Single Module Capacity152 Ah
Max Gravimetric Density - String127 Wh/kg
Max Volumetric Density - String155 Wh/l
Safety Specifications
Thermal Runaway Anti-propagationPassive cell-level thermal runaway isolation
External Fire SuppressionPer SOLAS, class and Corvus recommendation
Disconnect ProtectionHardware-based fail-safe overcharge protection
Short Circuit ProtectionIntegrated cell-level fusing
Emergency Stop CircuitHard-wired
Ground Fault DetectionIntegrated
Integral Disconnect Circuitry Rating*Full load (*not compliant with IEC 60947-1)
General Specifications
Class ComplianceDNV
Type ApprovalDNV* (*Pending)
Ingress ProtectionIP66* (*LV AC compartment of SIB is IP56)
CoolingLiquid Cooling

Market Segments

Cruise and Ferry

Electric and Hybrid RoPax, Electric and Hybrid Car Ferries, Hybrid Powered Cruise Ships, Electric and Hybrid Ferries, Electric and Hybrid Yachts, Electric and Hybrid Passenger Ferries

Learn more
Corvus is the leading provider of marine battery energy storage systems for maritime applications, including electric and hybrid tugboats and workboats.

Tugs and Workboats

Electric and Hybrid Tugboats, Electric and Hybrid Workboats

Learn more

Offshore Wind

Non Vessel Wind Installations, Offshore Wind Installation Vessels, Offshore Wind Service Vessels

Learn more

Offshore Oil & Gas

DP2 vessels, DP3 Vessels, Oil and Gas, Offshore support vessels

Learn more

Fishing and Aquaculture

Fish farm support vessel, Fish farms, Fishing, Fish Farming and Aquaculture

Learn more
merchant vessel

Merchant

Deep sea vessels, Hybrid short sea merchant vessels

Learn more
Corvus Energy is the leading provider of marine energy storage systems, including solutions for hybrid port equipment and electric vessel charging.

Port

Learn more

Subsea

Subsea Heave Compensation, ROV and Seabed

Learn more