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Updated: Jun 20, 2026
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Implementation of a Hyperbolic Vortex Plasma Reactor for the Removal of Micropollutants in Water
Published on: July 25, 2025
[Denitrifying phosphorus removal in MUCT-MBR].
Peng-Xiao Liu1, Han-Min Zhang, Xiao-Lin Wang
1Key Laboratory of Industrial Ecology and Environmental Engineering, Ministry of Education, School of Environmental and Biological Science and Technology, Dalian University of Technology, Dalian 116024, China. lpxja@126.com
Huan Jing Ke Xue= Huanjing Kexue
|September 25, 2009
Summary
This study introduces a simplified Membrane Ultrafiltration Coupled with Anaerobic Digestion (MUCT-MBR) system for efficient simultaneous nutrient removal. The innovative design significantly reduces equipment footprint and land use while achieving high removal rates for COD, nitrogen, and phosphorus.
Area of Science:
- Environmental Engineering
- Wastewater Treatment Technologies
- Microbiology
Context:
- Conventional wastewater treatment often requires large footprints and multiple reactors.
- Simultaneous removal of nitrogen and phosphorus is crucial for preventing eutrophication.
- Membrane bioreactors (MBRs) offer advanced treatment but can be complex.
Purpose:
- To simplify the MUCT process by reducing the number of reactors.
- To evaluate the simultaneous removal of chemical oxygen demand (COD), total nitrogen (TN), and total phosphorus (TP) using the simplified MUCT-MBR.
- To investigate the operational simplicity and effluent quality of the novel system.
Summary:
- The self-designed MUCT-MBR system reduced reactors from 5 to 2, minimizing land occupation.
- Under optimal influent C:N:P ratios (33.3/5/1-25/5.5/1), average removal rates for COD, TN, and TP were 89.3%, 75.4%, and 79.2%, respectively.
- Denitrifying phosphorus removal under anoxic conditions was identified as the key factor for nitrogen and phosphorus removal, with denitrifying phosphate accumulating organisms (DPAOs) reaching 84.2% on day 58.
Impact:
- The simplified MUCT-MBR offers a more compact and potentially cost-effective solution for wastewater treatment.
- Achieved high nutrient removal efficiencies, contributing to improved water quality and environmental protection.
- Demonstrates the effectiveness of denitrifying phosphorus removal in MBR systems for simultaneous nutrient management.
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