Tenders Are Invited For Delivery And Installation Of An Urban Device For Air Purification Through Plant Biof ... in Bulgaria

Work Detail

The Purpose Of This Public Procurement Is The Selection Of Contractors To Deliver And Install 2 Pcs. Plant Biofiltration Air Purification Devices (Including Mobile Construction, Iot Functionalities And Green Air Filtration System) Intended For Use In Urban Environments. The Devices Will Have The Following Basic Technical Requirements: 1. To Reduce The Concentration Of Fine Dust Particles (Pm10 And Pm2.5) In The Air; To Improve The Microclimate By Humidifying And Cooling The Air; Use Natural Biomass (Eg Mosses, Algae Or Other Highly Efficient Plant Systems) As The Main Filter; To Operate In An Automated Mode With Minimal Human Intervention; To Maintain Resilience Throughout The Year (Including Winter Conditions); 2. Dimensions: Height: Minimum 3.0 Meters; Maximum Occupation Area: Up To 10 M²; To Include A Stable And Sustainable Construction, Suitable For Outdoor Placement, Without The Need For A Foundation; The Construction Allows For The Optional Integration Of Seating For Public Use; 3. Environmental Efficiency: Purification Efficiency: Minimum 80% Reduction Of Dust Particles In An Air Volume Of At Least 3000 M³/H; Possibility Of Cooling The Ambient Air By At Least 3°C ​​Near The Device; Potential Annual Co₂ Reduction Capacity: Not Less Than 300 Kg Co₂/Year; 4. Energy Efficiency And Autonomy: Power Consumption In Normal Mode: No More Than 100 W With Power Supply By Solar Panel Or Conventional Electric Source (230V); Built-In Water Tank With A Capacity Of At Least 500 Liters, Or The Possibility Of Connection To A Water Supply Network; Automated System For Watering And Maintaining The Vegetation; 5. Digital Functionalities (Iot): Integrated Air Quality Monitoring System With Reporting Of Pm10, Pm2. 5, Temperature, Humidity And Atmospheric Pressure; Connectivity Through A Mobile Network (4G/Lte) For Data Transmission To A Central Server Or Cloud Platform; The Data Can Be Viewed Publicly (E.G. Via An Online Dashboard Or External Screen); To Maintain Remote Access For Control And Diagnostics; 6. Integrated Public Functions (Optional): Possibility Of Wireless Internet Access For Public Use (Wi-Fi Point). 7. Maintenance Requirements: The Device Should Be Designed For Minimal Manual Maintenance - No More Often Than Once A Month; To Include Training Of Personnel And Provision Of An Operating Manual And To Provide A Guarantee For A Minimum Of 24 Months. The Subject Of The Order Also Includes Warranty Service For The Delivered Devices For The Warranty Period. The Detailed Description Of The Requirements For The Participants Is Described In The Technical Specifications. ​​​​​​​

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