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Commercial solar insights
Explore solar power for businesses and communities: system types, seasonal performance and ONG Solar project experience in Ukraine. Choose a topic and read the articles to understand the options for your site.
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Featured articles
925 kW Solar Plant in Odesa Region: Strengthening the Energy Front
ONG Solar completed construction of a 925 kW solar power plant in Odesa region in December 2025. This update introduces the project.
Solar Panels in Winter: Generation, Snow and Preparation
Assess winter solar generation, distinguish seasonal reductions from faults and prepare your system for snow, cold and changing business demand.
Industrial rooftop solar shading: checking the layout
Assess shadows from rooftop equipment and neighboring buildings with an obstruction map, a worked geometry example and checks of panel layouts and electrical design.
Reactive power and commercial solar: questions for the designer
Assess commercial solar reactive power through measurement boundaries, P, Q, S, power factor, inverter capability and a reproducible hypothetical calculation.
Sungrow SG110CX vs SG125CX-P2: a project comparison
Compare defined European versions by MPPT count, current and voltage limits, AC output, equipment options and project requirements.
How to match solar panels and an inverter in a commercial project
Review cold-weather voltage, MPPT operating limits, string currents and documentation before ordering panels and an inverter for a commercial solar project.
Solar PV thermal inspection: what the report should include
Review a solar thermal inspection report through asset locations, paired images, capture conditions, interpretation limits and clearly justified follow-up actions.
Cold storage backup: building a critical-load register
Prepare a cold storage load register with equipment dependencies, starting conditions, priorities and a hypothetical schedule for assessing backup power.
Solar PV maintenance agreement: an owner's checklist
Define solar maintenance scope, response stages, reports, charges and acceptance. A service matrix and hypothetical event log for business owners.
Rooftop or ground-mounted solar PV: choosing a business site
Compare roof and land for commercial solar: usable space, structural condition, electrical routes, maintenance access and expansion plans, with a site selection matrix.
South-facing or east-west: choosing solar orientation for business
Compare south-facing and east-west commercial solar through usable roof space, generation timing and the business load profile, with a hypothetical worked example.
Commercial solar panel cleaning: when it is needed and how to plan it
Assess soiling, agree access and a clear cleaning scope, and check the result using equipment condition and comparable generation data.
Solar generation forecast versus actual output
Compare predicted and measured solar generation on the same basis, account for weather and operating events, and investigate the remaining difference.
ESCO vs Energy-as-a-Service: comparing business solar offers
Compare ESCO and EaaS proposals for business solar through payments, savings verification, ownership, maintenance and exit terms, with a hypothetical example.
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