Key Questions
The following key questions are answered in this module:
What is feedwater?
The water supplied to the boiler, which is converted to steam, is called feedwater.
What is latent heat?
Latent heat is the energy released or absorbed by a body or thermodynamic system during a constant temperature process, such as a phase change.
What are the two typical sources of feedwater in a power boiler?
The two sources of feedwater are typically condensate, or condensed steam, returned from other facility processes, and fresh makeup water.
What are the major components of a feedwater system?
Clarifier, sand filters, demineralizer, condensate polisher, condensate pump, deaerator, feed pump, feedwater heater, economizer, and feedwater stop/check valve.
What are the major components of a steam system?
Steam drum, mud drum, generating tube bank, superheater, main steam stop, and the attemporator.