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Questions and Answers
What is the primary purpose of underground mine ventilation?
What is the primary purpose of underground mine ventilation?
- To provide fresh air for the miners (correct)
- To increase the temperature inside the mine
- To create a vacuum inside the mine
- To reduce the amount of oxygen available for combustion
Which gas is typically removed from the air in underground mine ventilation systems?
Which gas is typically removed from the air in underground mine ventilation systems?
- Oxygen
- Carbon dioxide
- Nitrogen
- Methane (correct)
What is the purpose of using ventilation curtains in underground mines?
What is the purpose of using ventilation curtains in underground mines?
- To create excessive airflow in the mine
- To trap harmful gases inside the mine
- To direct airflow to specific areas of the mine (correct)
- To block the entry of fresh air into the mine
Why is it important to control the airflow in underground mine ventilation systems?
Why is it important to control the airflow in underground mine ventilation systems?
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Study Notes
Underground Mine Ventilation
- The primary purpose of underground mine ventilation is to provide a safe and healthy working environment by removing hazardous gases and dust, and supplying fresh air to miners.
Gas Removal
- Methane is typically removed from the air in underground mine ventilation systems.
Ventilation Curtains
- The purpose of using ventilation curtains in underground mines is to direct airflow, improve ventilation efficiency, and reduce air leakage.
Airflow Control
- Controlling airflow in underground mine ventilation systems is important to prevent the accumulation of hazardous gases, reduce the risk of explosions, and maintain a safe working environment.
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