| 摘要 |
<p>PURPOSE: The ventilation system and control method. According to the ambient temperature, the operation of the supply fan or the exhaust fan is controlled. It prevents from the internal device being frozen and damaged. CONSTITUTION: The ventilation system comprises the supply fan(16), the exhaust fan(15), the air supply path, the exhaust channel, the heat exchanger(20) heat-exchanging the air-injected air and the and exhausted air, the temperature sensor sensing the temperature of the air supply or the exhausted air.</p> |
