Journal of Environmental Engineering: Recent submissions
Now showing items 321-340 of 6477
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Development and Laboratory Scalability of Ultraviolet-Activated Silica-Based Granular Media as an Engineered System for the Degradation of Per- and Polyfluoroalkyl Substances in Concentrated Liquid Waste
(ASCE, 6/28/2023 )Lab-based experiments were performed to develop an engineered column system for ultraviolet silica-based granular media (UV/SGM) to degrade per- and polyfluoroalkyl substances (PFAS) in concentrated liquid waste and challenge ... -
Effects of Substrate Rheological Properties on Microbial Community and Biogas Production in Anaerobic Digestion
(ASCE, 5/29/2023 )The relationship between microbial communities and sludge rheological properties variation were studied using thermal hydrolysis sludge as a substrate. A set of mesophilic batch anaerobic digesters fed by rheologically ... -
Electromagnetic Energy Harvesting via Self-Excited Resonance from Extremely Low-Frequency Vibrations
(ASCE, 4/6/2023 1)This paper presents an electromagnetic energy harvester (EMEH) using gravity-induced self-excited vibrational resonance. The EMEH is capable of harvesting vibration energy below 1 Hz. The structure is a cantilever-mass ... -
Assessment of Municipal Solid-Waste Landfill Liner Performance
(ASCE, 7/12/2023 )The leachate collection system (LCS) and leak detection system (LDS) flow rate data from 240 cells (or a combination of cells) at 54 municipal solid-waste landfills (located in seven US states) with double-liner systems ... -
Analytical Model for the Design of Permeable Reactive Barriers Considering Solute Transport in a Dual-Domain System
(ASCE, 6/19/2023 )A permeable reactive barrier (PRB) is an effective groundwater in situ remediation technology, and the design methods used for PRBs are significant in ensuring that they meet remediation goals. Steady-state analytical ... -
Preparation of Reed Biochar and Study on Its Phosphorus Adsorption Characteristics
(ASCE, 5/18/2023 )Excessive nutrient phosphorus in water can cause eutrophication, affecting ecosystems, human health, and socioeconomics. Using plants to prepare biochar can not only effectively adsorb phosphate in water, but also realize ... -
Quantifying Mixing in Sewer Networks for Source Localization
(ASCE, 3/6/2023 1)There has been a recent increase of interest in sewer network water quality, both for pollutants and wastewater epidemiology. Of particular interest is the ability to perform cost-effective small-scale monitoring to ... -
Treatment of Septic Tank Discharge Using Crushed Glass Filter Media
(ASCE, 2/28/2023 )The onsite wastewater treatment system (OWTS) with a sand trench is an economical option for residents in rural areas or the countryside where a centralized sewer system is inaccessible. The 2A sand achieves improved ... -
Effects of a Galfenol-Based Energy Harvester Installed at the Track Fastener on Track Vibration
(ASCE, 5/26/2023 )Vibration energy harvesters (VEHs) can utilize the vibration of the track to generate electricity and provide power for other devices within the harvester. To analyze whether energy harvesters arranged in an array harm ... -
Theoretical Translation of Clean Water to Wastewater Oxygen Transfer Rates
(ASCE, 11/7/2022 )In wastewater treatment design, it is common practice to test aeration equipment in clean water first, and then extrapolate the result to wastewater via a correction factor. In addition to the many variables, such as the ... -
Improving Antibacterial Performance of Household Water Filters with a Silver-Embedded Ceramic Tablet
(American Society of Civil Engineers, 2023/07/01)In 2020, one in four people did not have safely managed drinking water in their homes. Household water filters can reduce microbial load but are susceptible to recontamination. This study evaluated the bacterial reduction ... -
A Novel Current Condition Assessment System for Sustainable Management and Operation of Wastewater Treatment Plants
(American Society of Civil Engineers, 2023/06/01)Wastewater treatment is important in terms of human and environmental health in the urban water management cycle. Appropriate methods should be applied based on accurate data in order to ensure efficiency. This study ... -
Performance of Biocover Materials in Mitigating Methane Emissions from Landfills under Different Loading Rates
(American Society of Civil Engineers, 2023/07/01)Biocovers are an innovative solution to reduce methane (CH4) emissions from landfills. This study investigates the performance of biocover materials, including food waste compost, yard waste compost, and peat moss, in ... -
Use of Bacteria to Recover Coagulant from Water Treatment Residue and Reuse for Turbidity Removal from Water
(American Society of Civil Engineers, 2023/07/01)Aluminum is present in significant concentrations in water treatment residue (WTR), a waste product obtained during turbidity removal in drinking water treatment. This study aimed at exploring the potential for recovery ... -
Mechanochemical Activation of Antigorite to Provide Magnesium and Hydroxide Ions for Recovering Phosphorus and Nitrogen from Wastewater as Struvite
(American Society of Civil Engineers, 2023/07/01)Phosphorus (P) and nitrogen (N) can be simultaneously recovered by struvite (MgNH4PO4·6H2O) crystallization, and this has attracted more and more attention. However, the cost of producing struvite from wastewater is high ... -
Development of a Factorial Hypothetical Extraction Model for Analyzing Socioeconomic Environmental Effects of Carbon Emission Intensity Reduction
(American Society of Civil Engineers, 2023/05/01)China has pledged to peak its carbon emissions before 2030 and achieve the net-zero ambition in the 2060s. Reducing the national carbon emission intensity can help achieve these ambitions effectively. To explore the tradeoff ... -
Enhanced Biodegradation Kinetic of Phenanthrene by <i>Rhodococcus zopfii</i> with Natural Biofilm
(American Society of Civil Engineers, 2023/06/01)Polycyclic aromatic hydrocarbons (PAHs) have been detected in municipal and industrial wastewater, and are widely known as a toxic and carcinogen contaminant to human health. Currently, PAHs are treated by suspended growth ... -
Adsorption Behavior of PAEs on Loess–HTMAC Bentonite and Its Effects on the Performance of Cut-Off Walls
(American Society of Civil Engineers, 2023/05/01)Phthalic acid estes (PAEs) are typical organic contaminants in landfill leachate. Loess–bentonite cut-off walls were widely used to control the transport of organic contaminants. Bentonite modified by hexadecyltrimethylammonium ... -
Study of Ammonia Removal Efficiency and Process Regulation Strategy of Biological Aerated Filter in Treating Low-Temperature Micropolluted Urban Landscape Water
(American Society of Civil Engineers, 2023/04/01)To explore the treatment performance of a biological aerated filter (BAF) for exogenous pollutants in low-temperature landscape water, a laboratory and pilot system were constructed in urban rivers in the alpine region of ... -
Synthesis of Amino-Engineered Graphene Oxidize Nanocomposite (GO/SBA-15) for Potential Copper Ions and Dye Removal from Aqueous Solution
(American Society of Civil Engineers, 2023/06/01)Air, water, and soil pollution are worldwide problems. Of these, heavy metals and organic dyes are the main targets for removal. Graphene oxide (GO), especially functionalized GO, has shown great application potential for ...