BESS Technical Services & Independent Expertise

FeasibilityProcurementEngineeringCommissioningOperations

Independent BESS expertise throughout your project lifecycle

From early-stage feasibility to engineering, commissioning and operation, ENGIE Laborelec helps you make informed technical decisions, reduce project risks and improve the safety, reliability and performance of your Battery Energy Storage System.

Let’s discuss your BESS Project

SERVICE TIMELINE

BESS expertise at every stage of your project

Feasibility and Innovation

Make the right technology choices from the start.

Technology and product assessment
Technical due diligence for new products and technologies
Cell, module and BMS testing
Inverter testing, including derating
Product qualification
Pilot projects and collaborative research
Early-stage safety and risk assessment
BESS safety training

Business Development & Procurement

Turn your project concept into robust technical specifications and informed investment decisions.

BESS technical specification
Business case review
RFQ preparation
Technical comparison of suppliers and offers
Support during calls for tenders
Contractual and warranty review
Technical due diligence
Supplier and factory audits
Technical input for investment decisions

Design and Engineering

Identify design weaknesses before they become costly site issues.

Multidisciplinary detailed engineering review
Thermal design review
Safety concept and fire protection review
HAZID and risk assessments
Grid integration and protection review
Inverter, transformer and switchgear review
BMS, EMS and Power Plant Controller review
Hardware-in-the-loop testing
Review of certification, quality and performance documentation

Manufacturing, Construction and Commissioning

Verify that the delivered system meets its design and contractual requirements.

Factory Acceptance Tests
Digital FAT powered by MoniCa
Manufacturing and quality follow-up
On-site inspections and safety audits
HAZOP
Commissioning support
Functional and performance testing
Capacity and efficiency tests
Thermal cycling tests
State-of-Charge accuracy and imbalance analysis
Objective review of supplier test results

Operations and Asset Management

Understand how your BESS is really performing and take the right corrective actions.

Health and performance diagnostics powered by MoniCa
Independent performance review
Availability, efficiency and degradation assessment
Detection of faults and underperformance
Warranty and contractual obligation tracking
Root Cause Analysis
O&M recommendations and expert helpline
Operational safety audits and training
Augmentation and lifetime-extension support
Technical claim support

BENEFITS

What sets our BESS services apart

Independent by design

No equipment vendor ties. Our recommendations serve the project owner, not a supplier balance sheet.

Full life-cycle coverage

One accountable team from origination through operations, with no hand-off gaps.

Cross-disciplinary depth

Battery, electrical, safety, power systems, control, data and operational expertise under one roof.

Auditable rigor

Every deliverable is traceable to international standards and documented for insurers and investors.

Cross-disciplinary expertise

Why does multidisciplinarity matter?

BESS performance depends on the interaction between many technologies. Our specialists assess the complete system rather than looking at individual components in isolation.

Battery technology

Cell chemistry assessment, module design, BMS architecture, ageing mechanisms and technology qualification.

Power conversion & electrical systems

Inverter selection and testing, transformer and switchgear review, derating and protection studies.

Grid integration and protection

Grid-code compliance, interconnection studies, protection coordination and power-quality assessment.

Control systems EMS / PPC

EMS and Power Plant Controller review, market participation strategy, control redundancy and cyber-security.

Data analytics and monitoring

Digital twin, anomaly detection, degradation tracking and independent performance benchmarking.

Operational expertise

O&M strategy, performance assessment, warranty support, availability analysis and lifetime-extension recommendations.

Thermal and mechanical

Thermal design review, CFD modelling, container layout and mechanical integration.

Testing and qualification

Cell, module and system-level testing, hardware-in-the-loop validation and technology qualification.

Safety and risk management

Safety-by-design, HAZID/HAZOP, fire propagation, firefighting strategy and incident root-cause analysis.

This multidisciplinary approach enables us to identify interactions and risks that may remain invisible when individual components are assessed separately.

LABS & PILOTS

From laboratory testing to field expertise

Our Battery Lab and pilot installations allow us to connect laboratory characterization and testing with actual field behaviour. We test cells, modules, BMS and related equipment, investigate ageing mechanisms and support the qualification of technologies before large-scale deployment.

Cell and module testing

Cycling, thermal characterization and ageing assessment of cells and modules.

BMS and integration testing

Charging profiles, balancing strategies, BMS fault injection and hardware-in-the-loop validation.

Pilot BESS installation

A fully instrumented BESS used to validate performance, ageing and operational behaviour under real conditions.