Heating plants with multiple boilers may have which of the following?

In heating plants with multiple boilers, having independent boiler feedwater controls is critical for efficient operation. Each boiler operates under its own set of conditions and requirements, which means that it needs a dedicated feedwater control system to ensure that the correct amount of feedwater is supplied based on its specific pressures and temperatures. This allows each boiler to function optimally, as it can adjust independently to its own load demands, improving overall efficiency and reliability.

While centralized control systems, automatic fuel feeders, and common exhaust systems might be utilized in such facilities, relying on independent feedwater control enhances individual boiler performance. It prevents the complications that can arise if one boiler's performance is affected by another's feedwater needs, thereby reducing the risk of issues such as overheating or ineffective steam generation. Independence in this control system also facilitates maintenance and troubleshooting, as each unit can be managed without directly impacting the others.