The symbol that represents a turning vane is used in which field?

The symbol for a turning vane is most commonly associated with piping design. In this field, turning vanes are utilized to enhance fluid flow within ducts and piping systems. They help reduce turbulence and pressure losses by directing the flow of the fluid more smoothly as it changes direction. Understanding this symbol is crucial for engineers and designers working on systems that involve the transport of liquids or gases, ensuring that the design is efficient and effective in maintaining flow characteristics.

In contrast, the other fields listed, such as electrical systems, structural engineering, and mechanical design, do not typically use turning vanes or have symbols specific to that concept in their blueprints or diagrams. These disciplines focus on different types of components and systems that do not involve the direct manipulation of fluid dynamics in the way that piping design does.