Which components are included in a typical boiler system?

In a typical boiler system, the components play specific roles that contribute to the overall operation and efficiency of the boiler. The correct response encompasses all essential elements, which includes the boiler itself, the feedwater system, the steam system, and the flue gas system.

The boiler is the central component where water is converted to steam. The feedwater system is crucial as it provides the necessary water for the boiler; it ensures that the boiler operates efficiently by controlling the quality and temperature of the water introduced. The steam system is responsible for conveying the steam generated by the boiler to various applications such as heating, power generation, or industrial processes.

The inclusion of the flue gas system is also critical because it manages the by-products of combustion. This system helps in directing exhaust gases away from the boiler and may incorporate elements such as flues, dampers, and emissions control equipment to ensure environmental compliance and efficiency.

By accounting for all these components, the selection highlights a comprehensive understanding of how a boiler system functions and the interdependence of these elements in producing steam effectively and safely. The other options do not cover the full range of necessary components, which would result in an incomplete representation of a boiler system.