Requirement: Airinlet must start to open when down stream pressure is 1.0 PSI or above.
要求：当下游流体压力在1.0 PSI及以上时，空气进口必须开始打开。
2
Please do not block the airinlet or outlet in case of reducing purifying effect and damaging the product.
不要堵塞进风口或出风口，以免降低净化效果和损坏产品。
3
At a given airinlet condition and airflow rate, meanwhile, dryness of air outlet was required, proper heat-transfer area and matching refrigeration system are obtained through calculating.