SUN & WIND
ES

Utility Scale

Utility Scale · Solar PV

Engineering, construction and full management of large-scale PV plants

Aerial view of a solar PV plant next to farmland

UTILITY SCALE | SOLAR PV

SUN & WIND brings technical and execution capability to the development and delivery of Utility Scale PV projects, integrating multidisciplinary engineering, preconstruction, procurement, BOS construction, EPC management, project controls, QA/QC, HSE, commissioning and contract close-out.

Our methodology prioritizes constructability, productivity, interface control and proactive risk management, ensuring traceability from IFC engineering through to final acceptance of the asset.

PLANT ENGINEERING AND OPTIMIZATION

  • Conceptual, basic, detailed and IFC engineering
  • Basis of Design and Design Criteria
  • DC/AC Ratio optimization
  • Layout and power density optimization
  • Fixed Tilt / Single Axis Tracker technology assessment
  • Generation block configuration
  • String Sizing and DC architecture
  • Technical selection of modules and inverters
  • Shading and row spacing studies
  • Electrical loss assessment
  • DC, AC and MV network design
  • Grounding systems
  • SCADA, PPC, communications and auxiliary services
  • Constructability review and Value Engineering
  • Interdisciplinary interface management

CIVIL BALANCE OF PLANT

  • Topographic surveys
  • Site Preparation
  • Clearing & Grubbing
  • Earthworks and cut/fill balance
  • Cut & Fill Optimization
  • Pads for equipment and infrastructure
  • Internal roads and access
  • Drainage and runoff control systems
  • Hydraulic crossings and special structures
  • Electrical trenches and raceways
  • Equipment foundations
  • Infrastructure for power stations
  • Perimeter fencing
  • Ancillary and temporary works
  • Rehabilitation and restoration of disturbed areas

MECHANICAL INSTALLATION

  • Structure staking out
  • Pile driving
  • Plumbness and embedment depth control
  • Pull-Out Tests where applicable
  • Fixed structure installation
  • Tracker installation
  • Controlled torque and traceability
  • Installation of motors and tracking components
  • Alignment and geometric control
  • PV module installation
  • Productivity control by work front
  • Mechanical inspections and Punch List

ELECTRICAL BALANCE OF PLANT

  • DC cable pulling and termination
  • Harnesses and string cabling
  • Inverter installation
  • Power Conversion Units
  • Power and distribution transformers
  • Medium-voltage collector networks
  • Switchgear
  • Grounding systems
  • AC/DC auxiliary services
  • Fiber optics and communications
  • SCADA and control systems
  • Meteorological Stations
  • CCTV and auxiliary systems
  • Integration with step-up substation

SUBSTATION AND GRID CONNECTION

  • Substation engineering coordination
  • Substation civil works
  • Primary equipment foundations
  • Raceways and grounding grid
  • Transformer installation
  • Switching and protection equipment
  • Control, protection and metering
  • SCADA integration
  • Plant–substation–line interfaces
  • Energization coordination
  • Technical support for testing and commissioning

CONSTRUCTION MANAGEMENT

  • Construction Execution Plan
  • Site organization and mobilization
  • Work Breakdown Structure
  • Definition of construction work fronts
  • Look Ahead Planning
  • Constraint management
  • Critical path tracking
  • Productivity and performance control
  • Resource and equipment management
  • Subcontractor coordination
  • Civil–mechanical–electrical interface management
  • Physical progress control
  • S-curves and Forecast
  • Recovery Plans
  • Executive construction reporting

QA/QC

  • Project Quality Plan
  • Inspection & Test Plans
  • Method Statements
  • Material Receiving Inspection
  • Survey control
  • Civil inspections
  • Mechanical inspections
  • Electrical inspections
  • Torque control
  • Pile driving and structure control
  • NCR management
  • Corrective & Preventive Actions
  • Punch List Management
  • Quality dossiers
  • Document traceability and As-Built

HSE

  • HSE Management Plan
  • Hazard identification and risk assessment
  • Control of critical activities
  • Work permits
  • Electrical work management
  • Lifting and rigging control
  • Internal traffic management
  • Preventive inspections
  • Contractor management
  • HSE KPI tracking
  • Incident investigation and management
  • Safety culture and visible field leadership

PRE-COMMISSIONING & COMMISSIONING

  • Mechanical Completion
  • Systemization and subsystem definition
  • Technical walkdowns
  • Punch List verification
  • Continuity and insulation testing
  • Polarity verification
  • String testing
  • Grounding system testing
  • Medium-voltage equipment testing
  • Relay Testing and protection verification
  • Functional Testing
  • SCADA & Communications Testing
  • Progressive energization
  • Inverter commissioning
  • Integrated plant commissioning
  • Performance Testing
  • Reliability Run where applicable

PROJECT COMPLETION & HANDOVER

  • Management of Mechanical Completion Certificates
  • Punch List close-out
  • As-Built documentation
  • Civil, mechanical and electrical dossiers
  • Vendor manuals and documentation
  • Test protocols
  • NCR close-out
  • Transfer to O&M
  • Technical training
  • Provisional Acceptance
  • Support during the warranty period
  • Final Acceptance and technical and contract close-out

ENGAGEMENT MODEL

  • OWNER’S ENGINEERING
  • EPC MANAGEMENT
  • CONSTRUCTION MANAGEMENT
  • CIVIL BOS
  • ELECTRICAL BOS
  • QA/QC
  • COMMISSIONING

EXECUTION CAPABILITY

  1. ENGINEERING
  2. PROCUREMENT
  3. CIVIL
  4. MECHANICAL
  5. ELECTRICAL
  6. SUBSTATION
  7. COMMISSIONING
  8. HANDOVER
  • CAPEX CONTROL
  • SCHEDULE
  • PRODUCTIVITY
  • QUALITY
  • HSE
  • PERFORMANCE
  • RISK

Let’s talk about your next project

From a specific need to the full execution of a project, SUN & WIND structures solutions focused on technical control, constructability and results.

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