Protect the Quality of Your Data
Eliminate soiling-related errors on pyranometers and All-Sky Imagers. Dust, pollen, and other deposits can compromise sensor readings and reduce data quality over time. MeteoClean automates sensor cleaning to help maintain accurate, reliable measurements throughout long-term campaigns. By reducing the need for manual cleaning and routine site visits, it supports continuous data collection – even in challenging outdoor conditions.
Automated Precision for Uninterrupted Measurements
Accurate solar forecasting starts with reliable measurements. Dust, pollen, and bird droppings can accumulate on pyranometers and All-Sky Imagers, affecting sensor readings and image quality. Even gradual soiling can compromise long-term data if sensors are not cleaned regularly.
MeteoClean automates cleaning directly at the measurement site, helping keep sensitive optical surfaces clear and data dependable around the clock. By reducing the need for manual cleaning and routine service visits, it supports continuous measurement campaigns - even at remote or hard-to-access locations.
Developed for the demands of solar meteorology. MeteoClean is a deep-tech spin-off originating from the Rosenheim Technical University of Applied Sciences and Technical University of Munich (TUM). We combine practical engineering with research expertise. The result is a reliable cleaning solution designed to protect valuable instruments and help researchers and operators maintain consistent, high-quality measurements over time.

Reliable Cleaning.
Precise Measurements.
MeteoClean helps keep pyranometers and All-Sky Imagers clean, so dust, pollen, and other deposits are less likely to compromise your measurement data. Designed for continuous outdoor operation, it reduces the need for routine manual cleaning and helps maintain dependable performance throughout long-term monitoring campaigns.
- Plug-and-Play Integration: Designed to fit into measurement setups with minimal installation effort.
- Compatible with a range of instruments: Compatible with all standard pyranometers (e.g. Kipp & Zonen, EKO Instruments) and all-sky cameras.
- Built for outdoor conditions: Reliable operation in changing weather and at remote measurement sites.
- Significant O&M Savings: Minimizes manual maintenance trips, drastically reducing operational expenses (OPEX).

Contamination affects both All-Sky Imagers and pyranometer measurements. The videos show how it develops, and why regular inspection and cleaning matter.
Better Measurements Start with Clean Sensors.
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Our team
MeteoClean brings together expertise in energy meteorology and mechanical engineering to improve reliability of solar measurements.
Andreas has spent many years researching solar irradiance forecasting and All-Sky Imaging. His work focuses on developing reliable methods and tools for energy meteorology. Currently Andreas is working on his PhD at the Technical University of Munich (TUM) and Rosenheim Technical University of Applied Sciences.
Lorenz is a mechanical engineer who leads research and development. He turns scientific requirements into practical, robust solutions for continuous operation in the field.
MeteoClean is supported by Wematics FlexCo, particularly by Paul. He works on hardware development of All-Sky Imagers and is also pursuing a PhD in energy meteorology at University of Applied Sciences Bonn-Rhein-Sieg.

Andreas Boschert, M.Sc.

Lorenz Glonner, M.Eng.
