What type of boiler is classified as a Scotch marine boiler?

A Scotch marine boiler is categorized as a firetube boiler. In this type of boiler, the combustion gases circulate through tubes that are submerged in the water of a larger boiler shell. This design allows for efficient heat transfer from the hot gases to the water, producing steam.

Firetube boilers, such as the Scotch marine type, are known for their reliability and ease of maintenance. They are often used in marine applications and industrial settings where steam generation is crucial. The design typically involves a horizontal cylindrical shell with a series of fire tubes traversing through the water, effectively allowing steam to be generated within a compact and durable structure.

Overall, understanding the characteristics and applications of different types of boilers is essential for operators to ensure proper operation, maintenance, and safety standards in various settings.