Читать книгу Installation, starting and adjustment of ventilation and air conditioning systems A Guide - - Страница 18

1. What is the reason for the location of outdoor air intake devices in ventilation systems?

2. Name the main types of fans by type and design.

3. What is the reason for the mandatory installation of the filter in front of the heat exchange equipment (heaters and coolers)?

4. Give an example in which cases it is advantageous to use electric air heaters.

5. What are the advantages of using water heaters?

6. Why the range of air velocity in heat exchange equipment is strictly limited?

7. What is the fundamental difference between water (water-glycol) and freon air coolers?

8. What measures are envisaged to reduce noise in ventilation systems?

9. Which device is used to prevent air flow when the fan is turned off?

10. In which places of the building are provided air heat curtains with heated air?