1.- Technical Inspections in Photovoltaic plants with drones

Technical Inspection of Photovoltaic Panels with Drones

Photovoltaic panels produce renewable energy by using sunlight to produce electricity and require periodic technical inspections to maintain their efficiency. At SG Drones solutions, we perform these inspections to achieve the following objectives:

  1. Detection of hot spots and defects: Using infrared thermography, the drones identify hot spots caused by defective cells, dirt, vegetation or interconnection problems, preventing energy losses and major system damage.
  2. Identification of physical damage: With high-resolution cameras, the drones detect cracks, breaks or dirt accumulation on the panels, enabling proper maintenance and extending the life of the system.
  3. Shading and obstacle analysis: By mapping the photovoltaic plant, the drones evaluate shadows or obstacles that affect energy production, ensuring better performance.

Analyses performed in these inspections include:

  1. Visual inspection with high resolution cameras.
  2. Infrared thermography: Detects hot spots, defective cells or electrical interconnection problems.
  3. Performance analysis: Evaluates actual system performance compared to theoretical estimates.
  4. Shading and Obstacle Assessment: Identifies shadows or obstacles that affect energy production.
  5. 3D mapping and modeling: Create 3D maps and models of the PV plant for better analysis.
  6. Safety: Drones can be used to safely inspect hard-to-reach or hazardous areas, minimizing risks to human inspectors.

Technical inspections of photovoltaic panels and drone thermography are two important tools for the maintenance of solar installations. By using these techniques, owners of solar installations can ensure that their systems are working properly and are generating the expected energy, thus saving significant financial costs.



2.- Monitoring of Works and Infrastructures with Drones

Monitoring of Works and Infrastructures with Drones

The use of drones to monitor construction sites and infrastructure has transformed construction site management, providing accurate data without disrupting operations, saving time and money. Previously, managing a large construction site involved progress meetings and manual sketches, a slow and error-prone process.

The adoption of drones in the construction industry is due to several factors. First, it improves measurement accuracy, avoiding discrepancies and allowing weekly overflights. In addition, drone mapping is useful for monitoring progress and forecasting future material needs. It is also a way to audit and justify progress.

Drones also offer unexpected benefits, such as locating important items and resolving disputes quickly. They also improve safety by preventing workers from accessing hazardous areas.

With 2D aerial maps and accurate 3D models, construction progress management is optimized. The use of drones and photogrammetry has led to the digitization of the work and maximization of technological resources, creating a digital twin.

The advantages of using drones to monitor construction sites and infrastructures

The benefits of using drones in construction include accuracy, real-time tracking, improved safety, efficiency and time savings, cost reduction, personnel cost savings, increased reach, enhanced visualization and communication, data-driven planning, documentation and marketing materials.

In conclusion, it could be said that the use of drones for monitoring construction sites and infrastructure in construction offers significant benefits that improve the efficiency, safety and quality of the project. It is an invaluable tool for smarter and more effective management of construction projects.



3.- Photogrammetry and topography using drones

Photogrammetry and Topography with Drones

Drone photogrammetry and surveying employs the capture of images and geospatial data from the air using drones equipped with high-resolution cameras and advanced sensors. These data are processed to generate digital terrain models, 2D and 3D maps, orthomosaics and precise measurements.

The use of drones in surveying offers significant advantages over traditional methods. The capture of high-resolution, high-precision aerial data, along with access to hard-to-reach areas, makes them ideal for construction inspections, natural disaster surveillance and environmental monitoring.

Drones improve efficiency by capturing large amounts of data in a short time, which saves costs and improves safety by reducing workers’ exposure to hazardous terrain. As a result, they have become an essential tool in various industries, such as construction, mining, agriculture and urban planning.

Topographic survey with Drones

It is an increasingly popular technique that involves rendering a surface or terrain relief using a drone equipped with appropriate sensors. These drones capture data from different perspectives, allowing the creation of highly accurate orthomosaics and 3D models. They are ideal for land surveying, infrastructure inspections and construction maintenance.

Benefits of Using Drones in Surveying

The use of drones in surveying offers significant advantages, such as increased efficiency, cost reduction, improved safety, accurate and detailed data, versatility in applications, periodic monitoring and tracking, real-time updated information and ease of access to remote areas.

Survey Data Processing with Drones

The processing of survey data with drones is essential to obtain valuable information. Images captured from different perspectives are processed by photogrammetry software to generate orthomosaics and 3D models.

Accuracy of Drone Surveying Measurements

The accuracy of topographic measurements with drones varies according to the type of drone, sensors used, calibration, georeferencing, resolution and quality of the images, and processing method. In general, topographic drones can achieve centimeter or sub-centimeter accuracy, making them ideal for land surveys and volume calculations. For applications requiring higher accuracy, additional methods such as total stations or airborne LiDAR systems can be considered.


4.- Technical Inspections in Wind Power Plants with Drones

Technical Inspections in Wind Power Plants with drones

Drone inspections of wind turbines are essential to ensure the efficiency and reliability of wind power plants. Wind energy is on track to overtake coal as the main source of electricity generation, so it is crucial to maintain proper maintenance of turbines, blades and other components. Adverse weather conditions and factors such as load instability and manufacturing defects can damage turbine components.

Technical inspections of wind turbines with drones can identify defects in key parts that affect turbine performance and safety, such as cracks, damage, corrosion, deformation and more.

Drones provide safe and fast access to hard-to-reach areas, capturing high-quality images and data that facilitate early detection of problems. This allows informed and proactive decisions to be made for asset maintenance and optimization.

Wind Turbine Inspection Drones

Drones have revolutionized technical inspections in wind power plants by far overcoming the limitations of traditional methods. These methods, such as rope or platform access and ground inspection, are costly and limited in defect detection.

Equipped with advanced cameras and sensors, drones capture accurate images and data that improve the reliability and safety of operations. The adoption of drones in these inspections maximizes operational efficiency, reduces costs and ensures higher turbine availability.

Inspection of Wind Turbine Towers, Nacelles and Blades with Drones

Drones have become valuable tools for inspecting wind turbine towers, nacelles and blades. They allow a complete evaluation of the structures, identifying problems such as corrosion, damage, oil leaks and cracks.

Inspection techniques vary according to the position of the blades (12 o’clock or 6 o’clock) and the use of manual or automatic flights. These approaches provide detailed data to make informed decisions on turbine maintenance and optimization.




5.- Technical Inspections in Photovoltaic plants with drones

Technical inspection of photovoltaic panels and thermography with drones

Drone thermography is a non-destructive analysis technique based on the acquisition of infrared aerial images to determine temperature. At SG drones, we perform aerial thermographic technical inspections in various sectors, including photovoltaic plants. We use drones equipped with high-performance FLIR thermal cameras, DJI XT2 and DJI H20T, to map areas and objects quickly and accurately.

The census of photovoltaic panels with drones is an essential component of the technical inspection of solar systems. It consists of collecting detailed information on the panels installed in a specific plant or location. During the census, our drones capture high-resolution visual and thermographic images of each panel. This allows for the identification of damaged, defective or performance problem panels, facilitating effective quality control and traceability.

The mapping of defective hot spots is another critical phase of the inspection. Using thermographic cameras, our drones detect areas of unusually high panel temperatures, indicating faulty cells or electrical problems. This provides an accurate view of the health of the panels and allows for timely corrective actions.

The monitoring of photovoltaic panels with drones is a continuous and systematic practice that includes periodic inspections to assess the performance and condition of the panels over time. We use drones to collect visual and thermographic images to detect problems early, improve efficiency and extend system life.

Processing of the data obtained with the drone

Finally, performance and post-production analysis is an essential step to process the data obtained in the field. We correlate visual and thermographic images to identify problems, evaluate actual system performance and generate detailed reports with recommendations for corrective actions or improvements.

In summary, drone thermography is an efficient tool for the technical inspection of photovoltaic panels. Our services enable owners of solar installations to ensure that their systems operate optimally and generate the expected energy.




6.- Thermal Camera Inspections on drones

Technical Inspections with Thermal Camera on drones

Drone thermography is an analysis technique based on the capture and analysis of infrared radiation emitted by objects and structures as a function of their temperature. Using thermographic cameras, images called thermograms are obtained, which visualize the temperature variations on the inspected surface.

This technique, which has been revolutionized by the incorporation of drones equipped with thermographic cameras, has become a powerful tool for the early detection of thermal problems in various industrial applications, buildings and energy systems. Drones allow inspections in proximity to structures that are difficult to access, optimizing operations and reducing costs.

Thermographic inspection with drones involves the use of thermographic cameras installed on drones to document, verify and evaluate thermal anomalies in objects and buildings. It is widely adopted in various sectors, as it allows effective thermographic surveys at considerable distances and heights, providing valuable information for the diagnosis, maintenance and control of facilities.

Our drones equipped with thermographic cameras can perform various inspection and measurement activities, such asthermal efficiency analysisin buildings, identification of thermal bridges. These activities are essential to ensure the correct operation and safety of infrastructures and assets.

In addition, compared to previous methods, manual analysis, helicopter rental, walking around the PV array on foot, it is much faster and more agile and 100% of the panels are analyzed.

Drone thermography is a highly efficient, safe and cost-effective technique, offering notable advantages such as high image resolution, flexibility of use, speed of interventions, integrity of results and affordability. At SG Drones, we are committed to providing superior quality service, covering a wide range of needs and applications. If you need additional information or quotations, please do not hesitate to contact us directly.



7.- Monitoring of Works and Infrastructures with Drones

Construction and Infrastructure Monitor with drone

The use of drones in the construction industry is essential for the efficient and accurate monitoring of construction sites and infrastructure. The rapid expansion and approval of new developments highlight the importance of obtaining detailed information before starting work and ensuring optimal performance for on-time project delivery.

Drones offer an aerial view that improves efficiency in the monitoring of works and infrastructures and allows early detection of potential problems, avoiding cost and time increases in the project. Our professional operators use techniques to obtain high quality aerial data and generate detailed progress reports and marketing content.

The aerial knowledge provided by drones improves project management, enabling accurate progress monitoring, deadline control, early error detection and, without compromising personnel safety.

The use of drones stands out for its superior efficiency, saving time and money compared to traditional methods. Site inspections are optimized, avoiding costly and dangerous manual techniques, and allowing early detection of physical damage and problems in roofs and facades.

Drones transform mapping data into detailed 3D models and 2D maps, providing actionable information for analysis and decision making. This highly accurate and complete topographic data is useful for digital model building, mass, distance and volume calculations, building information modeling (BIM), and generation of 2D maps and orthomosaics.

The use of drones in the construction industry reduces the risk of accidents by moving personnel off the ground in hazardous areas. It also improves safety by providing greater visibility of the job site and helps workers identify potential hazards and plan more safely.



8.- Monitoring or Broadcasting of Sports and Audiovisual Events with Drones

Monitoring or Broadcasting of Sporting and Audiovisual Events with Drones

The service of monitoring or broadcasting sporting and audiovisual events with drones provides a technical and versatile solution to capture and share highlights in various events. The drones used are equipped with state-of-the-art cameras that capture high quality images in 4K.

Our team tracks events such as weddings, public events, races, congresses and more, offering a unique and innovative perspective that adds value to the videos of the celebration. These images are useful for social media promotion, future events and to improve engagement with the target audience.

Drones are ideal for recording corporate events, fairs, workshops, festivals, sporting events, advertising spots, cultural and educational events, among others. They provide a valuable tool for event production companies and service providers, allowing them to document their activities and promote them in an attractive and effective way.

In sporting events, drones revolutionize the audiovisual landscape, improving the quality of coverage. They offer impressive aerial shots of marathons, raising the television quality and ensuring a stunning visual experience for viewers.

In audiovisual events, drones open up endless creative possibilities. They are used to record aerial video, photography, live broadcasts and tracking film productions and more. They bring unique perspectives, complete coverage and additional entertainment, increasing audience interest and enhancing audience engagement.

Ultimately, drones in sporting and audiovisual events provide significant advantages by enriching the experience for spectators, offering unique perspectives, complete coverage and additional entertainment. Its growing adoption in this industry promises an increasingly exciting and immersive sports and audiovisual experience for the general public.



9.- Photogrammetry and topography using drones

Drone use for Photogrammetry and Topography

Drone Photogrammetry and Surveying uses technology to capture aerial images and create 3D models, measure distances and areas, and monitor changes in specific areas. This technology is applied in construction, agriculture, mining and public safety.

The benefits of this technology include its speed and efficiency compared to traditional methods, access to areas inaccessible by foot and increased security.

Within Photogrammetry, high-definition images captured with drones allow three-dimensional reconstruction of objects and scenes, applicable in various situations such as infrastructure, buildings, escarpments, bridges, archaeological excavations and more. This improves project planning, design and management.

In addition, drones generate highly accurate digital terrain models such as DSM and DTM, useful in hydraulic assessments, design of lamination and evaluation of locations for construction.

The creation of 3D models using remote sensing and photogrammetry technologies is ideal for capturing point data in situations that cannot be recreated, such as archaeological excavations or accident scenes, geological analysis, and seismic and structural assessments.

Orthophotos, geometrically corrected aerial images, are essential in cartography, urban planning, land management, environmental analysis and engineering studies.

In topographic surveying, drones are essential for detecting and reconstructing large areas such as quarries, cliffs and riverbanks. Accurate georeferencing is crucial, and the point cloud obtained is used for subsequent topographic elaborations.

Drones are also used for surveying infrastructure or buildings, using advanced techniques such as photogrammetry and laser scanners to obtain detailed 3D models and thermographic control. The integration of laser scanners and GPS supports the process, providing detailed information on materials and deterioration in historic or protected buildings.