What are two common types of boilers?

Fire-tube and water-tube boilers are two of the most prevalent designs used in various industrial applications due to their differing operational principles and efficiencies.

Fire-tube boilers operate by having hot gases pass through tubes that are surrounded by water. The heat from the gases is transferred to the water, converting it to steam. This type of boiler is generally simpler in design, easier to operate, and is suitable for lower pressure applications. They are often used in heating applications and for smaller industrial operations.

On the other hand, water-tube boilers consist of water-filled tubes that are heated by combustion gases. This design allows for higher operating pressures and temperatures compared to fire-tube boilers. Water-tube boilers are typically used in larger industrial settings, such as power plants or refineries, because they can produce steam quickly and efficiently and can handle large loads.

These two types represent fundamental designs in boiler technology, making them essential knowledge for boilermakers and others in the industry. Understanding their characteristics and applications is crucial for selecting the appropriate boiler type for specific needs in various industrial processes.