WLS-8 Intelligent Autonomous Solar PV Cleaning Robot
The Ultimate Solution for Utility-Scale & Industrial Rooftop O&M
Maximize your Solar Asset Yield and eliminate Soiling-Induced Degradation with the WLS-8 Series. Engineered for extreme environments, our orbital robots provide a high-frequency, Waterless Cleaning solution that significantly reduces Levelized Cost of Energy (LCOE).
Core Technical Innovation & Advantages
- Integrated Self-Charging System:Equipped with a 160W high-performance dedicated PV module, ensuring the robot remains autonomous 24/7 without parasitic power draw from the main array.
- Advanced Tracked Drive Mechanism:
Unlike traditional roller-based systems, our track-drive design provides a larger contact area for superior traction, stability on bumpy module edges, and a 30° climbing capability.
- Split Modular Architecture:
The split-drive and limit design allows the robot to adapt to inclination angles between components, enhancing structural flexibility and reducing the risk of module impact. - Anti-Microcrack Protection:
Features an innovative array of flexible rubber strips and springs that mimic windshield wiper elasticity, adhering to the glass surface while preventing mechanical stress or damage. - Industrial-Grade Durability:
Rated at IP65 and capable of operating in extreme temperatures ranging from -30°C to 60°C.
Technical Specifications
| Model Feature | WLS-8-DR | WLS-8-SHG | WLS-8-SHD |
| Max Travel Distance | >2000m | 1000m (Customizable) | 3000m (Customizable) |
| Climbing Gradient | 30° | 5° | 22° |
| Battery Capacity | 16-40Ah | 15Ah (Customizable) | 15Ah (Customizable) |
| Control Logic | Fully Autonomous/Remote | Mobile Terminal/Auto | Mobile Terminal/Auto |
| Operational Temp | -20°C to 60°C | -30°C to 60°C | -30°C to 60°C |
Diverse Usage Scenarios
Our intelligent cleaning solutions are proven across various challenging environments:
- Arid & Water-Shortage Regions:High-efficiency dry cleaning for desert-based PV plants.
- Floating & Lake PV Projects: Reliable operation in high-humidity environments.
- Commercial Rooftop PV: Reducing high labor costs and safety risks associated with manual cleaning.
Why Choose the WLS-8?
By implementing the WLS-8 series, power plant owners can increase maximum power generation by approximately 20% in high-dust areas. It offers a low-maintenance, high-frequency cleaning cycle that significantly reduces O&M (Operation and Maintenance) costs compared to traditional fixed or manual cleaning methods.
Frequently Asked Questions (FAQ)
Q1: How does the WLS-8 prevent damage to the solar glass?
Our robot utilizes a flexible contact design with high-elasticity rubber strips that maintain even pressure distribution. This “no-damage” approach has been verified through years of test data to prevent hidden cracks or surface traces.
Q2: Is this robot suitable for desert environments with frequent sandstorms?
Yes. The WLS-8 is specifically designed for waterless cleaning in high-temperature, dusty areas. It effectively removes sand and dust buildup that traditional methods struggle to handle.
Q3: Can the robot operate on uneven or arched PV arrays?
The split modular design and intermediate support wheels allow the robot to share pressure and adapt to arched or concave panels without losing cleaning contact or impacting the modules.
Q4: What is the expected efficiency gain after deployment?
In areas with serious dust pollution, implementing the WLS-8 can increase maximum power generation by approximately 20% compared to uncleaned panels.
Q5: Does the robot require manual charging?
No. It features a solar self-power supply mode, utilizing its own 160W/24V panel to realize a continuous cycle of operation, cleaning, and testing.