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Dust On Solar Panels Reduces Energy Production. One Of The Largest Brands In The Sector Launches Anti-Dust Modules That Increase Energy Generation And Save On Maintenance
Solar panels constantly face performance issues due to environmental and human factors.
A combination of operation and maintenance (O&M) strategies, which includes monitoring and on-the-ground personnel, is often overwhelmed by natural elements and human activities.
LONGi Innovation: Hi-MO X6 Anti-Dust Modules
Although anti-dust module technologies and dirt-resistant coatings are not new, LONGi has taken the research further. According to the “LONGi Global Customer Satisfaction Report 2022,” 80.13% of residential and commercial and industrial (C&I) scenarios experience significant dust accumulation issues on modules. LONGi’s innovation not only improves the basic performance of the PV system but also reduces the frequency of module cleaning, resulting in cost savings for O&M.
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Effectiveness Of Anti-Dust Modules
LONGi’s Hi-MO X6 Anti-Dust modules have demonstrated, through long-term outdoor testing, a maximum increase in energy generation of 6.08% in a single month, with an average monthly increase of 2.4%. Furthermore, it is estimated that the Hi-MO X6 Anti-Dust design saves at least one cleaning per year.
How It Works?
The secret to the effectiveness of these modules lies in their frame design. The frame allows dust sedimentation to simply slide away with rain, thanks to a short edge that is level with the glass surface, allowing the accumulated dust to slide naturally under the influence of gravity and rain.
Impact Of Dust On Solar Panel Performance
The accumulation of dust on solar modules can lead to:
- Shading Effect: Accumulation blocks incident light, weakening the photoelectric effect and reducing energy generation.
- Corrosion Effect: Acids and alkaline substances in dust can corrode the coating and glass, creating patterns that reduce incident light and energy generation.
- Temperature Effect: Accumulation increases the operating temperature of the module, creating hot spots and reducing the lifespan of the cells.
Key Dust Accumulation Scenarios
Locations with low-sloped roofs, industrial areas with high particle emissions, and places with low cleaning frequency, such as universities and functional buildings, are particularly susceptible to dust accumulation.
LONGi’s Hi-MO X6 Anti-Dust Solution
The Hi-MO X6 Anti-Dust modules were specifically designed for scenarios where dust accumulation is a recurring problem. This innovation not only improves energy performance but also reduces the need for frequent maintenance, representing a comprehensive solution to the challenges faced by photovoltaic systems in dust-prone environments.
Why Is It So Important For Solar Panels To Stay Clean?
Keeping photovoltaic panels clean is crucial for several reasons, all related to the efficiency and lifespan of the solar system. Here’s why it’s so important:
- Maximizing Energy Efficiency: Solar panels generate energy by converting sunlight into electricity. When dust, pollen, leaves, bird droppings, and other debris accumulate on the panel’s surface, they block sunlight and reduce the panel’s ability to capture solar energy. A clean panel can receive sunlight more effectively, and therefore generate more energy.
- Preventing Power Loss: The accumulation of dirt and debris can lead to significant power loss. Studies show that even a light layer of dust can reduce a solar panel’s efficiency by 5-10%, and this loss can be much greater in heavily soiled or dusty conditions.
- Reducing Overheating: Dust and dirt not only block sunlight but can also cause “hot spots” on the panels. These hot spots occur when parts of the panel heat up more than others, which can damage solar cells and reduce the overall lifespan of the panel.
- Long-Term Savings: Regularly cleaning solar panels can help maintain their efficiency over time, ensuring that the solar system provides the maximum return on investment. Less dirt means less energy loss and therefore more savings on electricity bills.
- Maintaining Warranty: Some solar panel manufacturers require regular maintenance and cleaning as part of their warranty terms. Failing to meet these requirements can void the warranty, leaving the owner without coverage in case of a panel-related issue.
In summary, regular cleaning and maintenance of solar panels are essential to ensure they operate optimally, maximizing both their energy production and lifespan, as well as protecting the investment in the solar system.
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