Chapter 12 - Cooling Towers

What type of airflow in cooling towers has air and water flow in opposite directions?

• Cross-flow
• Counter-flow
• Turbulent flow
• Parallel flow

What prevents water from being blown out of the cooling tower?

• Fill
• Drift eliminators
• Water distribution header
• Louvers

What type of cooling tower has fans at the top of the tower that pull air through the tower?

• Open draft
• Induced draft
• Natural draft
• Forced draft

What type of cooling tower has fans or blowers at the bottom of the tower that force air through the equipment?

• Natural draft
• Induced draft
• Forced draft
• Open draft

What provides returned (hot) cooling water to a distributor box located at the top of forced and induced draft cooling towers?

• Water distribution header
• Drift eliminators
• Louvers
• Fill

In what type of cooling tower does the working fluid pass through a heat exchange coil and water is sprayed over it?

• Natural draft
• Induced draft
• Forced draft
• Open draft

What is the material that breaks the water into smaller droplets as it falls through the cooling tower?

• Fill
• Water distribution header
• Drift eliminators
• Louvers

In what type of airflow in cooling towers does water flow downward and air is forced horizontally across the water's flow path?

• Cross-flow
• Turbulent flow
• Parallel flow
• Counter-flow

What type of cooling tower uses temperature differences inside and outside the stack to facilitate air movement?

• Open draft
• Natural draft
• Forced draft
• Induced draft

What type of airflow in cooling towers is not a type of airflow in coolers?

• Cross-flow
• Parallel flow
• Turbulent flow
• Counter-flow