Anemometer towers, critical for measuring wind speed and direction, play a vital role in various industries, particularly in renewable energy. Given their considerable height, these towers pose potential hazards to low-flying aircraft. To mitigate these risks, it is essential to equip anemometer towers with appropriate obstruction lights, ensuring compliance with international safety standards set by ICAO, FAA, and CAAC.
Type A Medium Intensity Obstruction Lights
For effective hazard marking, Type A medium intensity obstruction lights (OBLs) operating on DC48V are recommended. These lights offer optimal visibility, alerting pilots to the presence of tall structures. Utilizing a DC48V system enhances the reliability and efficiency of the lighting setup, especially in remote or off-grid locations.
Solar Power System with Batteries
Incorporating a solar power system with batteries ensures that the obstruction lights remain functional even in the absence of a constant power supply. Solar panels convert sunlight into electrical energy, which is stored in batteries. This setup not only supports sustainable energy use but also guarantees continuous operation during nighttime and adverse weather conditions, when visibility is crucial.
Three-Layer Obstruction Lighting
To maximize visibility and compliance with regulatory standards, a three-layer obstruction lighting configuration is recommended for anemometer towers. The placement of the lights is as follows:
1. **Top Layer**: A Type A medium intensity OBL is installed at the apex of the tower. This light marks the highest point, providing a clear indication of the tower's full height to aircraft.
2. **Middle Layer**: Another Type A medium intensity OBL is placed at the midpoint of the tower. This intermediate light enhances the overall visibility profile of the tower, ensuring it is noticeable from various angles and distances.
3. **Low Layer**: The lowest section of the tower is also equipped with a Type A medium intensity OBL. This light ensures that the structure is visible even at lower altitudes, further reducing the risk of collision.
Compliance with Standards
It is imperative that the obstruction lights and their installation comply with the standards set by the International Civil Aviation Organization (ICAO), the Federal Aviation Administration (FAA L865), and the Civil Aviation Administration of China (CAAC). Adherence to these standards guarantees that the anemometer tower is properly marked, significantly enhancing safety for air traffic.
In conclusion, the use of obstruction lights on anemometer towers is a critical safety measure. By employing a DC48V solar-powered system with a three-layer lighting configuration, and ensuring compliance with ICAO, FAA, and CAAC standards, the risk to aircraft is greatly minimized, promoting safer skies.
Post time: Jun-17-2024