Wind Turbine & Wind Farm Inspections
Energy & Renewables | Wind Turbine & Wind Farm Inspections See the condition of every…
Whatever you need drones to do, there are three ways to work with Iprosurv.
Solar Farm & Solar PV Inspections
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Energy & Renewables | Solar Farm & Solar PV Inspections Thousands of solar panels. One clearer picture of performance.Solar energy installations are significant investments, and keeping them operating efficiently requires a clear understanding of asset condition. On a large solar farm, identifying a potential problem across thousands of modules can be time-consuming using ground-level inspections alone. Professional drone surveys combine thermal imaging, high-resolution photography and mapping to help operators locate abnormal conditions, assess visible defects and plan targeted maintenance. |
Aerial inspection and mapping can support the management of commercial solar arrays and large-scale solar farms.
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The Challenge
A large solar installation can hide small problems across a vast area.Solar PV modules operate outdoors throughout the year, exposed to changing weather, temperature variations and environmental conditions. Problems can arise from damaged cells, defective connections, shading, contamination, component deterioration and installation issues. On larger installations, faults may be spread across hundreds of rows, making it difficult to identify and locate individual areas of concern. Drone surveys provide an efficient way to gather visual and thermal information, helping maintenance teams prioritise further investigation. |
Questions That Matter
Are some panels operating abnormally?
Thermal surveys can identify unusual temperature patterns that may warrant closer investigation.
Where are the potential defects?
Link observations to module locations, array rows or mapped site references.
Is there visible damage or contamination?
RGB photography can document broken glass, soiling, vegetation, shading and other visible issues.
Where should maintenance teams focus?
Use organised inspection data to plan targeted testing, cleaning, repairs and follow-up checks. |
Drone Applications
How are drones used to inspect solar farms and commercial PV systems?
From detecting thermal anomalies to documenting installation condition, drones provide valuable information throughout the operational life of solar energy assets.
01 / THERMAL INSPECTION
Solar PV Thermal Surveys
Suitable infrared cameras can identify abnormal surface temperature patterns across operating PV modules. These may indicate hotspots, cell-level issues or other conditions requiring investigation by competent specialists.
02 / VISUAL CONDITION
RGB Module & Array Inspections
High-resolution photographs can document broken panels, visible deterioration, shading, vegetation encroachment, soiling and damage to accessible equipment and structures.
03 / FAULT LOCATION
Anomaly Mapping & Maintenance Support
Inspection findings can be associated with appropriate module, string or geographical references, helping ground teams locate areas for further testing and remedial work.
04 / SITE MAPPING
Solar Farm Mapping & Digital Records
Orthomosaics and suitable digital models can document array layouts, access tracks, surrounding infrastructure and site conditions for planning and asset management.
05 / DEVELOPMENT
Construction & Commissioning Surveys
Aerial imagery supports installation progress monitoring, site records and visual checks during development. Appropriate thermal surveys can also contribute to commissioning assessments under suitable conditions.
06 / ONGOING MAINTENANCE
Periodic Asset Condition Monitoring
Repeat inspections using consistent methods can help operators document visible changes, review previously identified anomalies and assess maintenance outcomes over time.
From Survey to Maintenance Decision
Locate the anomaly. Understand the context. Direct the response.
Effective solar inspections combine suitable flight planning, environmental assessment and structured reporting. Capturing an unusual thermal pattern is only the beginning.
01. Plan the Survey
Establish the array configuration, inspection objectives, operating conditions, safety controls and required outputs.
02. Capture Thermal & RGB Data
Collect suitable infrared and high-resolution imagery using consistent flight methods and appropriate survey conditions.
03. Analyse & Report
Review anomalies, consider environmental influences and deliver location-referenced findings for technical assessment and maintenance planning.
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Technology in Action More than a thermal camera. The right equipment, conditions and expertise.Solar PV inspections require an understanding of both drone technology and thermal data collection. Radiometric thermal imaging: Suitable cameras provide thermal measurements and imagery for assessing abnormal surface temperature patterns. High-resolution RGB imagery: Visual photographs help document observable panel and site conditions and provide useful context for thermal findings. RTK and positional data: Suitable positioning workflows can improve the association between recorded anomalies and physical locations. Mapping and reporting: Organised survey data can support annotated site plans, defect registers and digital asset records. Operator competence: Understanding irradiance, reflected radiation, emissivity, viewing angle and environmental influences is essential when interpreting thermal information. Enterprise platforms such as the DJI Matrice 4T, and other compatible thermal inspection systems, can support appropriately designed solar inspection workflows. |
Solar Inspection Technology Explained
Radiometric Thermal Imaging Records thermal information that can help identify surface temperature anomalies across operating PV modules.
High-Resolution Visual Imaging Documents visible module damage, soiling, vegetation and supporting equipment conditions.
Positioning & Georeferencing Supports the referencing of imagery and potential anomalies to appropriate site locations.
Mapping & Digital Site Records Creates useful visual records of solar arrays, access routes and surrounding infrastructure.
Structured Thermal Reporting Organises anomalies with supporting thermal and RGB imagery for specialist review and maintenance prioritisation. |
Why It Matters
More focused maintenance. Better asset information. Greater operational visibility.
Professional drone inspections can help solar asset owners understand visible and thermal conditions without relying solely on individual ground-level checks.
Identify Areas Requiring Attention
Thermal and visual observations help direct closer investigations towards modules or components displaying potential abnormalities.
Support Targeted Maintenance
Location-referenced findings help maintenance teams prepare for further checks, cleaning, repair and replacement activities.
Maintain Consistent Asset Records
Repeatable surveys can document the condition of installations over time, supporting maintenance records and technical decisions.
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Planning a Solar PV Drone Inspection The most useful inspection begins before the aircraft takes off.A well-planned solar survey begins with the correct information about the installation and the questions the asset owner needs answered. Inspection purpose: Commissioning, routine maintenance, suspected faults and post-event condition checks may require different approaches. Operating conditions: Solar modules should be inspected under conditions suitable for the selected thermal methodology. Site information: Array layouts, module references, access restrictions and available operating data can improve survey planning. Reporting requirements: Agree how observations should be labelled, located and presented to the responsible maintenance team. |
What should solar asset owners consider?
What type of installation is being inspected?
Establish whether the site is a large ground-mounted solar farm, commercial rooftop installation or smaller PV asset.
Is the system operating normally?
Confirm the required operating status and availability of relevant generation or monitoring data.
Are the weather conditions suitable?
Plan around appropriate irradiance, wind and cloud conditions for the intended survey.
What information is required?
Decide whether the output should include thermal anomalies, RGB imagery, asset location references and mapping deliverables.
Who will investigate the results?
Agree how findings will be reviewed and confirmed by competent electrical or solar PV specialists. |
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Discover What’s Possible Understand the condition of your solar assets.Whether you manage a commercial rooftop solar installation, operate a large solar farm or want to develop your own inspection capability, Iprosurv can help you explore the right approach. |
Speak to Iprosurv about professional solar PV inspections, thermal data collection, drone equipment, specialist training and operational consultancy. |
How can we help?
We do it for you
Our pilots carry out the survey or inspection and deliver the data and reports you need.
We show you how
Accredited courses that give you and your team the skills to fly safely and legally.
You do it yourself
The drones, sensors and software to run your own operations, with expert advice.
Not sure what you need?
Tell us what you are trying to achieve and we will recommend the right service, training or equipment.