Refrigeration & Air Conditioning USCG Question #601 (Set 12)

What statement is true concerning a liquid desiccant cargo-hold dehumidification system?

Official USCG Answer & Rule Citation

Correct Answer: Option A — Water absorbed in the liquid desiccant is evaporated and driven out of the desiccant by means of a heating coil located in the regeneration chamber.

Regeneration chambers concentrate diluted liquid desiccant by driving off absorbed moisture. Steam or hot water passing through an internal heating coil elevates the desiccant temperature, evaporating the excess water and discharging it via scavenger air to the weather.

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