Boiler Room

1 photo · 2018

1 photograph tagged Boiler Room, 2018.

Two industrial boilers with perforated steel drums in an abandoned cold storage facility.
Fire-tube boilers like these once generated the steam that powered refrigeration equipment in cold storage warehouses, a common setup through the mid-20th century. Running two units side by side gave plant engineers redundancy, letting one boiler operate while the other underwent maintenance or repair. Many such plants used ammonia-based refrigeration systems driven by boiler-generated steam, technology that was largely phased out as electric compressors became the industry standard by the 1970s and 1980s.

Twin Fire-Tube Boilers, Abandoned Cold Storage Plant, Minnesota

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