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Utility-Scale Grid-Tied ESS Testing

Ultra-High Power Scaling
Real-time Simulation

Standardize your energy storage systems with ActionPower’s utility-scale programmable power. Empower 10MW/MVA and 2000V capabilities to validate grid-code compliance, system interoperability, and advanced grid-forming performance in a single, integrated environment

Powered by ActionPower's Advanced Profile Emulation Solutions

Battery SimulationPV SimulationGrid Simulation

From Grid-Following to Grid-Forming
We Define Future MW ESS Interconnection

Proven Testing Solutions for High-Inertia and Weak-Grid Scenarios in Energy Storage




As a premier partner for ESS resilience and grid-interoperability validation, ActionPower's extensive history successful projects with our MW and MVA-level testing platforms sets us apart in the global renewable energy market.

We partner with you to meet the world’s most stringent interconnection standards, from IEEE 1547 to UL 1741, reaching up to 10MW and 10MVA with our tower-type testing platform.  

megawatt and megavolt-ampere power supply - TITAN grid simulator and battery simualator for ESS grid-code testing

ActionPower's Technical Advantages

The Integrated Testing Platform Capabilities & MW-Scale Programmable Power without Compromised Performance

Ultra-High Power Scalability

Fiber-optic synchronization solutions by ActionPower's realizes the compatibility of ultra-high-power parallel of 10MW/MVA while offering minimal phase differences and same dynamics as if single unit.

Utility-scale MW MVA testing - 10MW and 10MVA programmable power supplies for ESS testing

Full-Quadrant Operation Capability

Energy cost for MW and MVA testing scenario is no longer a worry - we achieve your sustainable goal with 94% regenerative recovery and save mitigate thermal management cost and reduce TOC.

regenerative capability recoveres energy back to grid

Real-Time Profile Simulation

Benefits from the proven grid emulation solutions through 30 years of experience. ActionPower's MVA grid simulator functions at 10MVA power level while offering responses as that of rackmount unit.

profile emulation of grid conditions

High-Voltage DC Bus Emulation

Next-generation-matching voltage capability of 1500V/2000V, we are ready to advance your energy storage innovation with ultra dynamics and low-ripple with precise battery profile emulation.

energy storage system emulation with advanced software
           

Applications by EUTs for Energy Storage Systems

Discover system-level solutions ActionPower provides by EUTs

ActionPower’s multi-megawatt testing infrastructure provides the high-fidelity power emulation required to ensure system stability, from standard Grid-Following applications to the most demanding Grid-Forming requirements.


PCS Reliability Validation with High-Fidelity "Back-to-Back" Emulation


For R&D and type testing, ActionPower provides a high-efficiency back-to-back loop—integrating a battery simulator and a grid simulator to rigorously validate the PCS's bi-directional energy flow and thermal stability without real batteries.

User-defined automated testing sequences and faults injections are available from both AC and DC bus for replicating conversion stage behaviours and validating grid-Code compliance (such as L/HVRT and frequency response) and proofing your systems's grid-forming resilience.

Power Conversion System Testing Solutions
power conversion system PCS testing topology with BESS simulator and high power regenerative grid simulator

Dynamic Cycling Test for Battery Energy Storage System


As BESS containers scale to the multi-megawatt range, maximizing cycle life and thermal stability becomes mission-critical. ActionPower delivers high-precision, regenerative cycling tests that replicate real-world energy storage profiles, including SOC-dependent capacity fade mapping and multi C-rate stress testing. Our high-voltage battery test systems (up to 2000V) integrate with bidirectional grid emulation to validate calendar aging, depth-of-discharge optimization, and BMS cycle control logic for IEC 62619/UL 1973 compliance.

Energy Storage Battery Cycling Test
battery energy storage container testing with battery cycler

Synchronized Multi-Node Testing for Hybrid Plant Control Logic


ActionPower provides a coordinated testing environment by interconnecting independent MW-level PV, Battery, and Grid simulators into a unified control framework.

We are ready to take challenges of systematic validation of EMS dispatch logic, Hybrid Inverters, and Pre-integrated BESS by subjecting the EUT to synchronized solar irradiance transients and AC-side load variations. With emulated profile at both dc-side volatility and grid-side disturbances, our programming functions quantifies the system’s Dynamic Power Balancing and Grid-Forming performance during both grid-tied and autonomous islanded operations.

Synchronized Multi-Node Testing for Hybrid Plant Control Logic

Utility-Scale Profile Emulation and Programmable Power for ESS Testing

Ultimate high-power systems reaching 10MW and 10MVA without compromising dynamics and responses

ActionPower’s high-power density towers deliver 1MW/1MVA single-unit power, scalable to 10MW/10MVA. By eliminating the synchronization latency inherent in mass-parallelized modules, we provide the superior dynamic response required to validate megawatt-scale systems against the strictest IEEE 1547 transients and Fast Frequency Response (FFR) requirements.

MW Tower-Type Programmable Power for DC-Side Profile Emulation of ESS

The TITAN Series represents the pinnacle of DC testing for the ESS industry, delivering 1MW single-unit power to replicate the complex dynamics of utility-scale energy assets. Engineered for high-voltage DC architectures, TITAN provides the precision required to emulate multi-megawatt solar arrays and high-density battery strings within a single, high-bandwidth control loop.

Core Capabilities for ESS Testing

  • High-Voltage Scalability: Up to 10MW total capacity with output voltage reaching 2000VDC to support next-gen 1500V ESS platforms
  • Bidirectional Regeneration: Seamless energy recovery to the grid with >94% efficiency, load profile emulation while saving energy cost
  • Precision Profile Emulation: Dynamic I-V curve modelling for PV shading analysis and complex battery impedance/SOC characterization

Discover TITAN for PV Simulation Discover TITAN for Battery Emulation

DC side profile emulator for energy storage testing applications
                    Grid-Impedance-Modeling-scaled
TITAN AC Regenerative Grid Simulator

ActionPower’s TITAN Series provides the industry’s most robust AC emulation for utility-scale ESS, featuring a tower-type architecture that delivers 1MVA single-unit power. Unlike traditional modular clusters that suffer from synchronization latency, TITAN scales to 10MVA without compromising control bandwidth, ensuring the ultra-high dynamic response required to simulate severe grid disturbances, phase jumps, and complex fault-ride-through (FRT) events with over 94% energy efficiency.

Key Features for Grid-Tie Compliance

  • Lossless Scalability: 10MVA parallel capacity with fiber-optic synchronization, eliminating the dynamic response degradation common in mass-parallelized systems
  • Advanced Grid Emulation: FPGA-based RLC modeling and low-latency control for precise ROCOF, harmonic injection, and phase imbalance testing per IEEE 1547.1
  • 4-Quadrant Regeneration: Seamless bi-directional energy recovery, supporting both source and load emulation for complex Micro-grid and VSM validation

Discover TITAN Grid Simulator Discover TITAN AC Load Simulator

   

Discuss with Us Your ESS Testing Solutions

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Specification-matching testing and simulation solutions need discussion of both parties. Actionpower welcomes you inquiry to study together with us about how we can automate your testing processes.

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