Battery Energy Storage Systems (BESS) Catalogue

Company Profile

World Prime Services is an international engineering, consulting, commercial representation and global supply company focused on Battery Energy Storage Systems (BESS), power conversion, grid integration and related electrical infrastructure. We support clients from the first technical discussion through supplier selection, engineering coordination, factory inspection, export, commissioning and after-sales support.

Through strategic partnerships with top manufacturers, strict quality assurance and global logistics via Hong Kong, we ensure our clients around the world receive safe, efficient and long-lasting energy storage systems.

Our Role

We act as the client's technical and commercial interface, translating project requirements into a coordinated equipment package, procurement strategy and delivery plan.

Global Delivery Model

Solutions are sourced from selected Chinese manufacturers and technology partners and coordinated for international export, including commercial operations through Hong Kong when applicable.

Core Business Areas

• BESS engineering and consulting
• Commercial representation and international sales
• Factory inspections and FAT coordination
• Export, commissioning and after-sales support

Experience and Market Positioning

Our value is built around multidisciplinary project coordination. The World Prime Services model combines energy engineering, industrial sourcing, international trade, logistics and client-side project management. This allows customers to evaluate several qualified technologies through one coordinated commercial channel while maintaining clear technical requirements, documentation control and accountability.

Project Environments

• Commercial and industrial facilities
• Data centers and critical loads
• Mining and mineral processing
• Solar and wind power plants
• Microgrids and hybrid power systems
• EV charging hubs
• Utilities and grid-support projects
• Remote and weak-grid applications

How We Create Value

Engineering and Consulting Capability

World Prime Services provides practical engineering support to align the battery system with the electrical network, operating profile, site conditions and commercial objectives. The scope can range from preliminary advisory work to full technical coordination of a turnkey BESS package.

Manufacturing Partners and Global Supply

World Prime Services represents and cooperates with selected reputable and large Chinese manufacturers of battery cells, modules, racks, outdoor cabinets, liquid-cooled systems, containerized BESS, power conversion equipment and medium-voltage packages. Partner selection is based on product maturity, manufacturing capability, quality systems, test documentation, customization capacity and international project support.

Supply Model

• Multiple qualified factory options
• Technical specification issued before quotation
• Scope and interface alignment
• Factory capability and quality review
• OEM/ODM and brand customization
• Production follow-up and documentation control
• FAT and pre-shipment inspection options
• Export coordination through China and Hong Kong

Independent Client Focus

The recommended configuration is selected against the customer's operating requirements rather than a single fixed product. This gives the project access to different cell platforms, PCS technologies, cooling methods, enclosure formats and control architectures while preserving one coordinated technical and commercial interface.

Complete Product Portfolio

Battery Technology and System Architecture

Lithium Iron Phosphate Platform

Most stationary solutions are based on lithium iron phosphate (LiFePO4) chemistry due to its combination of thermal stability, cycle capability and suitability for daily energy-storage duty. Final cell selection depends on the required power, duration, temperature range, cycle profile, warranty and project certification strategy.

Configuration Options

• Air-cooled or liquid-cooled
• DC block or integrated AC system
• Grid-following or grid-forming PCS
• Indoor, outdoor cabinet or container format
• Local EMS or plant-level SCADA
• Project-specific communication protocols

Residential Energy Storage Systems

Compact residential systems are designed for solar self-consumption, backup power and time-of-use management. Wall-mounted and floor-standing formats can be supplied with low-voltage or high-voltage architectures, compatible communications and modular expansion options.

Final voltage, dimensions, usable energy, IP rating, communications and warranty are confirmed for the selected partner platform and destination market.

Commercial and High-Voltage Rack Systems

High-voltage rack systems provide modular energy capacity for indoor commercial, telecom, UPS and industrial applications. They are configured as one or more battery racks connected to a compatible PCS and coordinated through rack-level and system-level battery management.

Typical integration includes rack-level BMS, master controller, DC protection, CAN/RS485/Ethernet communications and scalable parallel rack configuration.

Outdoor Cabinet Energy Storage Systems

Outdoor cabinets combine battery racks, controls, thermal management and safety systems in a weather-protected enclosure. Solutions may be supplied as DC battery cabinets or as integrated AC systems with PCS and distribution equipment.

Liquid-Cooled Energy Storage Systems

Liquid-cooled systems are intended for high-utilization and high-energy-density applications where tighter temperature control is required. The cooling circuit reduces cell-to-cell temperature variation and supports stable operation under demanding ambient and cycling conditions.

Standard subsystems include battery racks, high-voltage box, liquid cooling unit, BMS, HMI/gateway, fire detection and suppression, gas detection, emergency ventilation and EMS/SCADA interface.

Containerized and Utility-Scale Systems

Containerized systems provide scalable multi-MWh building blocks for renewable energy plants, utilities, mining, data centers and large microgrids. Projects can use separate DC battery containers with centralized PCS stations or integrated AC blocks with conversion and medium-voltage interfaces.

Energy, dimensions and transport configuration are selected according to cell platform, cooling design, certification scope, shipping restrictions and project duty cycle.

PCS, EMS, BMS, SCADA and MV Integration

A bankable BESS requires coordinated subsystems, clear responsibility boundaries and tested communications. World Prime Services can coordinate the battery platform with power conversion, controls, transformers, switchgear, protection, metering and plant-level supervision.

Communication Options

• CAN and RS485
• Modbus TCP/RTU
• IEC 61850 where specified
• IEC 60870-5-104 or DNP3 where required
• Ethernet and fiber-optic networks
• Remote VPN and plant cybersecurity interfaces

Applications and Use Cases

Engineering and Project Delivery Process

A structured delivery process reduces technical gaps between the battery supplier, PCS supplier, EPC contractor, grid operator and end user. World Prime Services adapts the level of support to the project stage and contract structure.

Quality Assurance, FAT and Documentation

Quality assurance is managed against the approved technical specification and project documentation list. Inspection scope is agreed before production and can include remote reviews, on-site factory visits and independent third-party inspection.

Typical Quality Activities

• Supplier qualification and factory capability review
• Component and certification document verification
• Incoming material and production quality-plan review
• Assembly, wiring and enclosure inspection
• Insulation, continuity and functional testing
• BMS / PCS / EMS communication checks
• Alarm, interlock and emergency-stop verification
• FAT report, punch list and release for shipment

Document Package

Export, Logistics and Delivery

World Prime Services coordinates international trade and export activities for BESS equipment manufactured in China, including commercial routing through Hong Kong where appropriate. The logistics plan is developed around battery classification, container dimensions, destination requirements, Incoterms and project schedule.

Delivery Options

• EXW / FCA factory collection
• FOB China port
• CFR / CIF destination port
• DAP project location where available
• Consolidated shipment of BESS and electrical equipment
• Spare-parts and warranty shipment coordination

Commissioning, Training and After-Sales

Technical support continues beyond shipment. Depending on project scope and destination, support can be provided remotely or on site in coordination with the selected manufacturer, local EPC contractor and service partners.

Compliance Framework and Product Selection

Certification and compliance requirements depend on the destination country, installation type, authority having jurisdiction and project contract. The selected partner platform and complete system scope must be reviewed against the applicable codes before purchase.

Selection Information Required

• Required power (kW or MW)
• Required usable energy (kWh or MWh)
• Discharge duration and cycle frequency
• Grid voltage, frequency and short-circuit level
• Ambient temperature, altitude and environment
• Indoor/outdoor and footprint constraints
• Required communications and operating modes
• Destination certification and warranty requirements

Product Configuration Matrix

The following matrix supports early-stage selection of a suitable World Prime Services BESS configuration. Final equipment, ratings, dimensions and certifications are confirmed after review of the load profile, grid connection, required operating duration, environmental conditions and destination-market requirements.

Selection Logic

• Energy capacity is determined from usable-load demand and discharge duration.
• Power rating is determined from peak demand, ramp rate, grid-service duty and overload requirements.
• Cooling, ingress protection, fire strategy and enclosure architecture are selected for the installation environment.
• Compliance is confirmed against the project contract and authority having jurisdiction.

Residential and Small Commercial Product Details

World Prime Services residential product family — full-product studio presentation

Residential and small commercial platforms are supplied in wall-mounted, floor-standing and modular stack configurations. LiFePO4 chemistry, intelligent BMS, inverter communications and configurable backup operation support solar self-consumption, time-of-use management and resilient power.

Standard Functional Scope

• Battery modules with integrated BMS and inverter communications
• SOC, SOH, voltage and temperature monitoring
• Electrical and thermal protection functions
• Optional mobile or web monitoring through the selected inverter platform

High-Voltage Rack and Outdoor Cabinet Details

High-voltage racks and outdoor cabinets provide scalable building blocks for commercial and industrial projects. Systems may be supplied as battery-only DC equipment or as integrated AC solutions with PCS, EMS, auxiliary power, thermal management and fire protection.

Integrated Cabinet Options

• Optional bidirectional PCS and AC distribution
• Rack-level and system-level BMS with EMS gateway
• HVAC or liquid-cooling unit
• Fire detection, emergency stop and project-specific suppression

Liquid-Cooled and Containerized System Details

Utility and large industrial projects are configured as modular energy blocks. Current market platforms commonly combine high-density LFP batteries, liquid cooling, rack-level controls and either centralized PCS stations or integrated AC-block architecture. The selected configuration is optimized for duration, transport, site footprint, maintenance strategy and grid requirements.

Project Configuration Variables

• Two-hour to longer-duration designs
• 1,000 V or 1,500 V DC architecture, subject to platform
• Centralized PCS, string PCS or integrated AC block
• Grid-following or grid-forming controls where supported

PCS, Transformer and Medium-Voltage Blocks

The power conversion and grid-connection package is selected as a coordinated electrical system. World Prime Services can align the battery operating window, PCS DC range, transformer ratio, switchgear ratings, protection philosophy, auxiliary supply and plant-controller interface.

Electrical Engineering Deliverables

• Single-line diagram and equipment responsibility matrix
• Cable, protection and transformer coordination inputs
• Switchgear technical specification
• Communication point list and grid-control interface

Packages can be quoted as battery-only, battery plus PCS, low-voltage AC block or medium-voltage block. Installation and local approval scope are defined in the project offer.

EMS, SCADA, Communications and Cybersecurity

The control architecture coordinates the battery, PCS, auxiliary systems and site-level operating strategy. A clear hierarchy prevents conflicting commands and establishes responsibility for dispatch, protection, alarms, historical data and remote service access.

Cybersecurity Principles

• Role-based access and unique credentials
• Network segmentation and controlled remote access
• Event logging, time synchronization and firmware governance
• Project-specific protocol and cybersecurity requirements

Operational Functions

• Peak shaving, load shifting and energy arbitrage
• Renewable smoothing and microgrid control
• Backup and islanding operation
• Frequency, voltage and dispatch services where permitted

Technical Data Required for Quotation

Accurate project data allows the engineering team and selected manufacturing partners to provide a technically aligned quotation, avoid unnecessary oversizing and identify local compliance requirements before production.

Preferred Supporting Documents

• Electricity bills, tariff and interval load data
• Site single-line diagram and transformer information
• Renewable generation profile, when applicable
• Site layout, footprint and access limitations
• Utility interconnection and project specification

Where complete information is not yet available, World Prime Services can prepare a preliminary concept and list the assumptions that must be validated before final equipment selection.

Commercial Supply Scope and Optional Services

World Prime Services structures the commercial offer around the customer's preferred contracting model. The proposal identifies the included equipment, engineering deliverables, tests, documentation, logistics, field services, warranty responsibilities and exclusions.

Commercial Model

• Direct equipment export from China through the agreed commercial route
• OEM or ODM branding subject to factory and certification scope
• Incoterms and payment structure adapted to the project
• Manufacturer and component list confirmed in the approved offer

All technical values in this continuation are reference classes for project development. Binding ratings, dimensions, certification status, delivery schedule, warranty and commercial terms are established only in the project-specific quotation and approved contract documents.

Design Basis and Project Inputs

Every BESS project begins with a documented design basis that converts commercial objectives into measurable technical requirements. World Prime Services coordinates customer data, utility requirements and selected manufacturing platforms to establish the operating envelope before equipment is released for production.

Design Freeze Requirements

• Approved single-line concept and point of connection
• Confirmed operating profile and usable-energy definition
• Agreed environmental and site-layout assumptions
• Applicable codes, standards and authority requirements
• Approved equipment responsibility and interface matrix

Changes after design freeze are managed through a formal technical and commercial change process to protect schedule, quality and system compatibility.

BESS Sizing and Performance Methodology

System sizing is based on usable delivered energy rather than nameplate capacity alone. The engineering calculation considers depth of discharge, conversion losses, auxiliary consumption, temperature effects, degradation, operating reserve and the required performance at the defined warranty point.

Performance Parameters

• Rated power and allowable overload duration
• Usable energy at commissioning and at the warranty reference point
• Round-trip efficiency and auxiliary-energy boundary
• Response time, ramp rate and control accuracy
• Availability, capacity retention and operating-temperature limits

Final values are confirmed in the project-specific technical agreement and manufacturer performance guarantee. Reference catalog values do not replace the approved project calculation.

Electrical Architecture and Grid Integration

The electrical architecture is selected to match project scale, maintainability and the point-of-connection requirements. The solution may be configured as a DC battery block, an integrated low-voltage AC block or a complete medium-voltage power station.

1. Battery block
2. DC protection
3. Bidirectional PCS
4. LV/MV transformer
5. Switchgear & metering
6. Grid / load

Architecture Options

Grid-Interface Functions

• Active and reactive power control
• Voltage and frequency ride-through where required
• Power-factor and voltage regulation
• Export limitation and plant-level dispatch
• Grid-forming or islanding capability when specified and supported

Protection and Safety Philosophy

Safety is implemented through independent layers that detect abnormal conditions, limit propagation and place the system in a controlled state. The final protection philosophy is coordinated with the selected battery, PCS, fire system, switchgear and local emergency-response requirements.

Standards and Project Compliance

Design and verification may reference IEC 62619, IEC 62933-5-1, IEC 62933-5-2, UL 9540, UL 9540A, NFPA 855, IEEE 1547 and applicable local requirements. The binding compliance list is project-specific.

• Hazard identification and risk assessment
• Electrical selectivity and isolation coordination
• Thermal-runaway detection and propagation controls
• Emergency response, signage and controlled access
• Documented inspection and test requirements

Thermal Management and Fire Risk Controls

Thermal management maintains cell temperature within the operating range and reduces temperature variation across the battery population. The cooling design is selected according to power density, ambient conditions, duty cycle, serviceability and project life requirements.

Fire-Risk Control Hierarchy

• Prevent: qualified cells, controlled charging, thermal design and BMS limits
• Detect: temperature, smoke and off-gas monitoring with alarm escalation
• Isolate: rack contactors, DC disconnects and selective electrical protection
• Control: ventilation and project-specific suppression
• Respond: emergency plan and first-responder information

Fire protection is engineered with enclosure volume, ventilation, detection, battery chemistry, test evidence and local emergency requirements.

Factory Quality Plan and FAT

Quality assurance begins before assembly through supplier qualification, approved drawings, component traceability and inspection planning. World Prime Services can coordinate factory surveillance and witnessed testing according to the agreed inspection and test plan.

1. Supplier approval
2. Design review
3. Incoming inspection
4. Assembly control
5. Factory test
6. Release for shipment

Optional Quality Services

• Independent third-party inspection
• Customer or consultant FAT attendance
• Photo production records
• Pre-shipment document review
• Container loading verification

Site Installation, SAT and Commissioning

Site execution is coordinated through defined installation prerequisites and hold points. Equipment energization begins only after civil, mechanical, electrical, communication and safety checks have been completed and accepted.

Commissioning Deliverables

• Approved redline drawings and equipment settings
• Alarm and protection verification records
• Initial SOC balancing and baseline
• Operator training and emergency procedures
• Punch-list closure and handover

Local contractors, utility representatives and authorities remain responsible for activities assigned by law, permit or contract. Service boundaries are stated in the project offer.

Operation, Maintenance and Lifecycle Services

Lifecycle performance depends on controlled operation, environmental management, software discipline and preventive maintenance. World Prime Services can coordinate remote support, spare parts, technical service and manufacturer escalation throughout the agreed warranty period.

Recommended Maintenance Framework

• Daily or continuous automated monitoring
• Monthly alarm and performance review
• Periodic site inspection according to duty and environment
• Annual protection and cooling-system verification
• Capacity testing according to the service agreement

End-of-Life Planning

Lifecycle planning may include augmentation, repowering, module replacement and compliant recycling. Responsibilities are defined by local requirements and the supply contract.

Application Engineering and Use-Case Selection

The technical value of a BESS depends on matching the equipment configuration, control strategy and commercial objective to the actual operating profile. World Prime Services develops the application basis from measured load data, generation forecasts, tariff structure, grid restrictions and required resilience level.

Application Selection Principles

• Separate guaranteed functions from optional operating modes
• Define the metering point for energy and efficiency guarantees
• Confirm simultaneous-service priorities and SOC reserve rules
• Evaluate annual cycling, degradation and augmentation requirements
• Validate utility and market participation requirements before design freeze

Solar, Wind and Hybrid Power Applications

Energy storage improves the controllability of variable renewable generation by shifting energy, limiting export, smoothing ramps and supporting dispatch commitments. The final architecture may be AC-coupled, DC-coupled or configured as a hybrid power station with plant-level control.

Typical Hybrid Control Sequence

1. Forecast & measurement
2. Plant controller
3. BESS EMS
4. PCS & battery
5. Grid / load

• Forecast renewable production and site demand
• Calculate charge/discharge command within equipment limits
• Coordinate active power, reactive power and SOC reserve
• Apply export limits, ramp limits and curtailment recovery
• Record performance at the point of connection

Industrial, Mining and Data Center Applications

Commercial and industrial facilities require solutions that combine energy-cost reduction with operational continuity. The BESS is engineered around load criticality, power quality, available short-circuit level, site conditions and the customer's operating procedures.

Site-Specific Engineering

• Load-step and motor-starting assessment
• Harmonic and power-quality review
• Redundancy and maintenance-bypass philosophy
• Environmental protection, corrosion and dust controls
• Operating procedures, training and emergency-response coordination

Microgrids, Backup and Critical Power

A microgrid BESS must manage transitions between grid-connected and islanded operation while maintaining stable voltage and frequency. The system design coordinates the PCS, generator controls, renewable sources, protection relays, transfer equipment and critical-load priorities.

Critical Power Design Checks

• Define no-break, short-break and noncritical load categories
• Confirm grid-forming compatibility and minimum stable operating conditions
• Model transformer inrush and large load steps
• Provide reserve SOC and generator-starting contingency
• Test islanding, black-start and resynchronization sequences during SAT

Commercial Evaluation and Financial Inputs

A technically correct BESS proposal must also define the commercial assumptions that influence lifecycle value. World Prime Services structures the evaluation around project duty, electricity economics, degradation, availability, maintenance and the selected supply boundary.

Financial Model Outputs

• Annual energy savings and revenue by use case
• Battery throughput, capacity retention and augmentation schedule
• Operating expenditure and planned maintenance allowance
• Simple payback, discounted cash flow, NPV and IRR when requested
• Sensitivity to electricity prices, cycling, efficiency and project delays

Proposal, Contracting and Delivery Framework

The proposal process converts the approved technical basis into a controlled commercial offer. Each quotation identifies scope, exclusions, interfaces, schedule, documentation, warranty conditions and acceptance criteria to reduce ambiguity during execution.

Delivery Governance

1. Data & clarification
2. Technical offer
3. Commercial agreement
4. Design & production
5. FAT, shipment & site acceptance

• Single controlled clarification register
• Formal design-review and approval milestones
• Documented change-order process
• Manufacturing progress and quality reporting
• Acceptance evidence linked to contractual milestones

Warranty, Spare Parts and After-Sales Support

Lifecycle support begins with a clearly defined warranty boundary and service plan. Warranty terms are aligned with the selected manufacturer platform, operating duty, environmental conditions, maintenance obligations and the agreed performance reference point.

Warranty Preservation Requirements

• Operate within approved power, SOC, temperature and cycling limits
• Maintain communication, event logs and remote-access records where required
• Complete scheduled preventive maintenance using approved procedures
• Report abnormal events promptly and preserve diagnostic evidence
• Use approved replacement parts, firmware and service personnel

Project Information and Quotation Checklist

Complete project information enables faster selection, accurate pricing and a technically compliant proposal. The following checklist should be completed before final equipment configuration and commercial submission.

Required Attachments

• Latest single-line diagram and point-of-connection information
• Load and generation profiles in an editable data format
• Available geotechnical, environmental and site-layout information
• Applicable local standards, utility requirements and permit constraints
• Requested supply boundary, project schedule and proposal submission format