yes, some modern submarines are equipped with air conditioning (AC) systems. The presence of AC on submarines is essential to ensure the comfort and well-being of the crew, especially during long deployments when they might be submerged for extended periods.
Submarines operate in a challenging environment with limited airflow, and temperatures can become quite uncomfortable due to the heat generated by equipment and crew members. AC helps maintain a suitable temperature and humidity level inside the submarine, making it easier for the crew to work and live in confined spaces.
The AC systems on submarines are specially designed to operate efficiently and effectively while submerged. They are part of the life support systems, which also include air purification and temperature control. These systems contribute to creating a habitable environment for the crew, supporting their mission and overall health during underwater operations.