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6 Results Found

  • Proceeding Paper
  • Open Access
2 Citations
1,502 Views
8 Pages

Kinetic Modeling of Downflow Hanging Sponge (DHS) System Treating Synthetic Domestic Wastewater

  • Abdelsalam Zidan,
  • Mona G. Ibrahim,
  • Manabu Fujii and
  • Mahmoud Nasr

A downflow hanging sponge (DHS) unit was established for treating synthetic domestic wastewater (SDW) for over 100 days of continuous feed. The DHS system was operated at a chemical oxygen demand (COD) concentration of 531.62 ± 93.6 mg/L, and...

  • Article
  • Open Access
1 Citations
2,148 Views
12 Pages

As an environment-friendly wastewater treatment process, the anaerobic fermentation process has been widely used for the pretreatment of high-strength wastewater. However, it is rarely applied to treat low-strength wastewater due to low methane recov...

  • Article
  • Open Access
1,796 Views
14 Pages

Start-Up Performance and Process Kinetics of a Two-Stage Partial Nitrification–Anaerobic Ammonium Oxidation Reactor

  • Dunqiu Wang,
  • Yipeng Ji,
  • Wenjie Zhang,
  • Xiaoying Guo,
  • Guan Wen,
  • Huihao Wu,
  • Xiangyu Fan and
  • Kun Dong

4 April 2024

The study of two-stage partial nitrification–anaerobic ammonium oxidation (PN/A) reactors, which are advantageous in engineering applications, still lacks research on process kinetics. Therefore, in this study, the start-up performance and proc...

  • Article
  • Open Access
843 Views
19 Pages

Sustainable Wastewater Treatment Through Anaerobic Digestion in the Instant Coffee Industry: A Techno-Economic and Environmental Assessment

  • Rosa Alexandra Córdova-Mosquera,
  • Carlos Augusto Morales-Paredes,
  • Iris B. Pérez-Almeida,
  • María Dolores Saquete,
  • Nuria Boluda-Botella,
  • Deny Oliva-Merencio,
  • José-Manuel Pais-Chanfrau,
  • Joan Manuel Rodríguez-Díaz and
  • Ileana Pereda-Reyes

10 November 2025

The coffee industry generates wastewater with high organic loads, which represents both an environmental challenge and a potential resource. This study proposes a novel, integrated solution for an instant coffee plant in Ecuador by incorporating anae...

  • Article
  • Open Access
13 Citations
3,515 Views
12 Pages

Subsurface Flow Phytoremediation Using Barley Plants for Water Recovery from Kerosene-Contaminated Water: Effect of Kerosene Concentration and Removal Kinetics

  • Mohanad J. M-Ridha,
  • Muna Faeq Ali,
  • Ahmed Hussein Taly,
  • Khalid M. Abed,
  • Sabah J. Mohammed,
  • Mohd Hafizuddin Muhamad and
  • Hassimi Abu Hasan

22 February 2022

A phytoremediation experiment was carried out with kerosene as a model for total petroleum hydrocarbons. A constructed wetland of barley was exposed to kerosene pollutants at varying concentrations (1, 2, and 3% v/v) in a subsurface flow (SSF) system...

  • Article
  • Open Access
18 Citations
4,464 Views
23 Pages

Agricultural Wastewater Treatment Using Oil Palm Waste Activated Hydrochar for Reuse in Plant Irrigation: Synthesis, Characterization, and Process Optimization

  • Ahmad Hussaini Jagaba,
  • Faizah Mohammed Bashir,
  • Ibrahim Mohammed Lawal,
  • Abdullahi Kilaco Usman,
  • Nura Shehu Aliyu Yaro,
  • Abdullahi Haruna Birniwa,
  • Haifa Youssef Hamdoun and
  • Nahla M. Shannan

The best possible use of natural resources and the large amounts of trash produced by industrial and human activity is necessary for sustainable development. Due to the threat of global climate change and other environmental challenges, waste managem...