Photovoltaic (solar) plant design

Photovoltaic plant design (commercial solar power plant engineering / SPP) is one of the most effective and rapidly expanding pillars of the global green energy transition, generating sustainable electricity by capturing abundant solar irradiance. A photovoltaic plant is designed from the solar resource and the site: irradiation, tilt angles and shading determine the array layout and the final yield. This section covers both licence categories — photovoltaic plants rated up to 30 MW and above 30 MW. Across Tashkent, Samarkand, Bukhara, Navoi, Surkhandarya, and all regions of the Republic of Uzbekistan, the licensed engineering center GEO PRO delivers turnkey photovoltaic plant design with verified yield modeling and guaranteed state expert approval.

Uzbekistan benefits from exceptional solar potential with more than 300–320 sunny days annually and high Global Horizontal (GHI) and Direct Normal (DNI) irradiation. However, intense summer heat and airborne dust create severe module thermal degradation and soiling losses. Suboptimal tilt angle selection, incorrect inter-row pitch calculations, or unmitigated near-shading result in dangerous localized hot spots, inverter string mismatch, and up to 15–20% loss in annual generation. Implementing certified photovoltaic plant design optimizes the performance ratio (PR), protects sensitive solar equipment, and accelerates capital payback for utility and private developers.

When Certified Photovoltaic Plant Design is Required

In compliance with national renewable energy growth mandates and statutory ShNK / KMK building codes of the Republic of Uzbekistan, specialized photovoltaic plant design and photovoltaic solar plant design are essential for the following infrastructure developments:

• Utility-scale on-grid photovoltaic solar parks exceeding 30 MW feeding power directly into the National Electric Grid of Uzbekistan;
• Commercial and industrial (C&I) rooftop and ground-mounted solar plants up to 30 MW powering manufacturing plants, factories, and Free Economic Zones (FEZ);
• Agrivoltaic systems (Agri-PV) dual-utilizing land for crop farming, greenhouse complexes, and solar energy harvesting;
• Off-grid and hybrid solar installations integrated with battery energy storage systems (BESS) and diesel gensets for remote mining operations;
• Floating photovoltaic (FPV) arrays deployed on irrigation reservoirs, wastewater ponds, and hydro storage basins;
• Solar farm repowering and expansion projects utilizing high-efficiency N-type TOPCon, HJT, and bifacial solar modules.

What We Do: Full-Cycle Photovoltaic Plant Design

The dedicated solar engineering and surveying department at GEO PRO manages the full design and permitting lifecycle:

• assessment of the site’s solar resource and calculation of annual yield;
• array layout, selection of modules and mounting structures;
• design of inverter stations, on-site networks and the monitoring system;
• grid connection scheme, documentation and support during expert review;
• advanced 3D topographical shading modeling and energy simulation using PVsyst, AutoCAD, and Helios 3D software;
• structural finite-element calculation of wind and snow loads on tracker and fixed mounting tables, including rammed pile foundation design;
• design of step-up inverter-transformer skids (CTS/PTS), 35/110/220 kV collector substations, and integrated SCADA monitoring systems.

Engineering Specifics: Solar Power Plant Design Uzbekistan

When executing complex solar power plant design Uzbekistan projects, our certified engineers formulate rigorous blueprints for every critical component:

• Photovoltaic Modules (PV): Sizing and selection of high-power monocrystalline bifacial glass-glass modules optimized for ground albedo reflectance;
• Mounting Structures: Structural engineering of fixed-tilt steel racks with seasonal tilt capability or automated single-axis solar trackers (SAT) with backtracking algorithms;
• Power Conversion Systems: Optimal sizing of distributed multi-MPPT string inverters or centralized containerized inverter units;
• DC and AC Cabling Networks: Cable ampacity, voltage drop, and short-circuit calculations for 1500V DC UV-resistant solar cables and medium-voltage underground AC lines;
• Battery Energy Storage Systems (BESS): Turnkey integration of utility-scale lithium-iron-phosphate (LFP) energy storage containers for peak shaving and grid frequency regulation.

Solar Resource Assessment and Photovoltaic Plant Design Calculations

Bankable photovoltaic plant design relies on calibrated multi-year meteorological databases (NASA, SolarGIS, Meteonorm) and satellite-derived solar data. GEO PRO engineers model hourly generation curves, quantify clipping, mismatch, and ohmic losses, and compile bankable P50, P75, and P90 exceedance yield projections required by international financial institutions (EBRD, ADB, IFC) and national state expertise committees.

Deliverables: Complete Design and Estimate Documentation (PSD)

Design and estimate documentation for the plant: the array site plan, electrical diagrams, module and inverter schedules, the grid connection scheme and estimates — through to a positive expert review conclusion.

Clients receive a turnkey, execution-ready engineering package:

• Solar resource assessment report and mathematical energy simulation dossiers compiled in PVsyst;
• Master solar array site plans, table coordinate charts, and internal maintenance road layouts in AutoCAD DWG and PDF;
• DC string layouts, AC single-line diagrams (SLD), and protection coordination schematics;
• Structural foundation designs, pile pull-out resistance calculations, and mounting rack blueprints;
• Consolidated construction cost estimates (Smety), itemized bills of quantities (BOQ), and equipment procurement schedules;
• Official positive conclusion from the State Expertise Board (Ministry of Energy / Gosexpertiza).

Cost Estimation and How to Order Solar Power Plant Design Tashkent

Design pricing is calculated transparently based on total peak capacity (MWp), mounting structure topology (trackers vs. fixed-tilt), site terrain complexity, and the distance to the grid interconnection point. GEO PRO engineers are ready to evaluate your plot coordinates and perform initial solar yield appraisals anywhere in Uzbekistan.

If you want to order solar power plant design Tashkent or require licensed photovoltaic plant design services for your utility project, contact the engineering team at GEO PRO today.

Need this service? Leave a request — we’ll estimate the cost for your site. Request an estimate or call: +998 97 744-55-11.