What methods are commonly used to prevent the hazard of entrained water in aviation turbine fuel?

The use of anti-icing fuel additives combined with a fuel heater is an effective method to prevent the hazard of entrained water in aviation turbine fuel. Anti-icing fuel additives help lower the freezing point of any water that might be present in the fuel, thus preventing it from forming ice crystals that could clog filters or fuel lines. This is particularly crucial in aviation, where the reliability of fuel supply is paramount.

A fuel heater works by warming the fuel as it passes through the system. This is essential because warmer fuel can hold more water in suspension, reducing the likelihood of water causing issues such as freezing or formation of ice. Additionally, heated fuel will help to ensure that any free water contained within the tanks is less likely to become problematic, allowing for better performance of fuel system components.

While other methods may play a role in fuel management, the combination of anti-icing additives and heating efforts specifically addresses the concern of entrained water effectively, making this approach particularly suitable for aviation fuel systems where safety and reliability are critical.