Fan System and Wet Curtain System for Cooling and Ventilation A fan system combined with a wet curtain system is an efficient and eco-friendly solution for cooling and ventilating indoor spaces, particularly in agricultural, industrial, and commercial settings. This system leverages the principles of evaporative cooling to reduce temperatures while ensuring proper air circulation. Fan System The fan system consists of high-capacity exhaust or circulation fans designed to move large volumes of air. These fans are typically installed on one side of a building or greenhouse to create negative pressure, drawing hot air out while pulling fresh air in from the opposite side. Key features include: - High airflow capacity – Ensures rapid air exchange, preventing heat buildup. - Energy efficiency – Modern fans use low-power motors to minimize energy consumption. - Durability – Constructed with corrosion-resistant materials for long-term use in humid or dusty environments. - Adjustable speed control – Allows customization based on cooling needs. Wet Curtain System The wet curtain (or evaporative cooling pad) is installed on the intake side of the building. It consists of a honeycomb-structured cellulose material that retains water. As hot outside air passes through the wet curtain, water evaporates, absorbing heat and lowering the air temperature before it enters the space. Benefits include: - Effective cooling – Can reduce temperatures by 5–15°C (9–27°F) depending on humidity levels. - Low energy consumption – Uses only water and a small pump, making it more efficient than air conditioning. - Improved air quality – Filters dust and pollutants from incoming air. - Self-cleaning design – Some systems include automatic flushing to prevent mineral buildup. How the Combined System Works 1. Air intake – External air is drawn through the wet curtain, where evaporation cools it. 2. Air circulation – The cooled air spreads through the space while exhaust fans remove stale, hot air. 3. Humidity control – In dry climates, the system adds moisture; in humid areas, proper ventilation prevents excessive dampness. Applications - Greenhouses – Maintains optimal temperatures for plant growth. - Livestock barns – Reduces heat stress in animals. - Warehouses & factories – Provides cost-effective cooling for workers and equipment. - Commercial spaces – Offers an energy-efficient alternative to traditional AC. Advantages Over Conventional Cooling - Lower operational costs – Consumes less electricity than refrigerated cooling. - Environmentally friendly – Uses water as the primary cooling medium, reducing carbon footprint. - Scalability – Can be customized for small or large spaces. Maintenance Considerations - Regularly clean the wet curtain to prevent algae or mineral deposits. - Inspect fans for dust buildup and lubricate moving parts. - Ensure proper water quality to extend the system’s lifespan. In summary, the integration of a fan system with a wet curtain provides an efficient, sustainable, and cost-effective cooling solution for various applications, enhancing comfort and productivity while minimizing energy use.