What component contributes to the deflection of ice away from the engine in the anti-ice system?

A heated spinner is a critical component of the anti-ice system that helps to deflect ice away from the engine. The primary function of the heated spinner is to melt any ice that may form on the front portion of the engine, preventing it from building up and potentially blocking airflow or affecting the engine's performance. By maintaining a suitable temperature, the heated spinner ensures that ice does not accumulate in this area, which could otherwise pose risks such as engine stall or reduced efficiency.

In addition to propelling heated air forward, the spinner creates a more streamlined airflow around the engine, which also encourages the shedding of any melted ice. This keeps the engine free from ice buildup during flight operations in icy conditions, thus enhancing safety and reliability.

While other components like the engine cowling shape or bleed air outlet play roles in overall performance and efficiency, they do not specifically focus on the removal or deflection of ice as effectively as the heated spinner does. Similarly, the propeller design is more about thrust generation and does not contribute directly to the anti-ice functionalities. Therefore, the heated spinner is distinctly recognized for its anti-icing properties in aviation engines.