Sıfır Değerlikli Mangan ve Ultrases ile Nitratın Denitrifikasyonu

Bu çalışmada, sıfır değerlikli mangan (Mn0) partikülü ve ultrases prosesinin (US) tekli ve birleşik (US/Mn0) uygulamaları sentetik ve yeraltı suyunda bulunan nitratın indirgenmesinde denenmiş ve partikül dozu (0.5, 0.75, 1, 1.5 ve 2 gr) ile reaksiyon süresinin (0-60 dk) etkisi araştırılmıştır. Ultrases prosesi tek başına uygulandığında nitrat (NO3-) giderimine etkisi az iken; Mn0 dozu arttıkça NO3- giderimi yükselmiştir. Birleşik US/Mn0 uygulamasında ise ultrases etkisiyle Mn0 partiküllerinin denitrifikasyon kapasitesini arttırdığı belirlenmiştir. Sadece Mn0 ile 60 dk sonunda % 70 civarında bir NO3- giderimi gerçekleşirken, aynı deneysel şartlarda ultrasonik mekanik kuvvet etkisi ile 30 dk içerisinde % 95 civarında bir NO3- giderimi elde edilmiştir. US/Mn0 ile nitratın indirgenmesi sonucu nitrit (NO2-) ve amonyum/amonyak (NH4+/NH3) denitrifikasyon bileşikleri az miktarda oluşurken, azot gazına (N2) dönüşüm oranının arttığı tespit edilmiştir.

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Journal of Advanced Research in Natural and Applied Sciences-Cover
  • Yayın Aralığı: Yılda 4 Sayı
  • Başlangıç: 2015
  • Yayıncı: Çanakkale Onsekiz Mart Üniversitesi