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Enzyme-Enhanced CO₂ Capture in Carbonate Solution Using Hollow Fiber Membrane Contactors: A Novel Numerical Approach

by Khelifi Mohamed Nadir Saouli Ouacil Boutamine Zineb

Climate change

Due to the widespread use of fossil fuels, atmospheric levels of carbon dioxide (CO₂), a major contributor to climate change, have increased dramatically. Through the simulation of a two-dimensional (2D), bovine carbonic anhydrase (bCA)-mediated mechanism, this work presents a novel approach method...

Biocatalyst Carbonate solution +4 more
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Comparative Assessment of Amine-Based Absorption and Calcium Looping Techniques for Optimizing Energy Efficiency in Post-Combustion Carbon Capture

by

Ratchagaraja Dhairiyasamy et al. View all

Issue 5

Climate change

The escalating levels of atmospheric CO2 have underscored the necessity for developing effective carbon capture and storage (CCS) technologies. This study investigates the advancements in post-combustion CO2 capture technologies, specifically examining the efficiency of amine-based absorption and...

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Environment friendly sustainable concrete produced from marble waste powder

by Rajesh Alex Prasanthni P. Senthilkumar S. Priya B.

Issue 5

Environmental management and policy

Concrete is an indispensable construction material renowned for its versatility and durability, yet its traditional components pose significant environmental challenges. The cement industry is a major emitter of CO2, while the extensive extraction of natural aggregates depletes finite resources. In...

MWP Marble Waste Powder +5 more
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Determination of the Biowall Effective Area to Induce Holistic Sensory Comfort

by

20a30016@student.unika.ac.id et al. View all

Issue 4

Environmental data analysis and modelling

Biowalls are a new phenomenon in interior urban areas, which has proven to contribute positively to sensory comfort. But people use biowalls in different dimensions. Based on field facts, determining the biowall dimensions for human sensory comfort has not emphasized clear principles. The research...

Biowall Biowall Area +5 more
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Sustainable Treatment Approach to Dumped Construction Waste with Acids and CO2 for its Effective Re-utilization in Concrete

by

Jagan S et al. View all

Issue 2

Solid Waste Management

Dumping of construction wastes has become one of the serious concerns in the construction industries subsequent to the scarcity of construction materials, specifically aggregates. Extensive research works have been performed to utilize the dumped waste as aggregates, yet its substandard properties...

Recycled concrete aggregates acid treatment +4 more
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Analysis of Hybrid Nano-Emulsified Jatropha Methyl Ester-Diesel Blend (B20) in a Direct Injection Engine: An Experimental Study

by

Chiranjeeva Rao Seela et al. View all

Issue 9

Circular Economy and Bioeconomy

The purpose of this research was to comprehensively evaluate the performance and emission characteristics of a diesel engine using a novel fuel blend comprising a hybrid nano-emulsified JME-Diesel blend (B20). The fuel blend consisted of a mixture of 50 ppm of ferric oxide (Fe2O3) and Silicon...

Nano emulsions Biodiesel +3 more
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Incorporating of waste from sugar industry and cement industry in concrete

by

Nirmal Ponnambalam et al. View all

Issue 8

Climate change

As the production of biomass waste from agroindustry grows across the world, a large amount of agro-based ashes ends up in polluting land. India produced 405.4 million tones of sugarcane in 2019, with a capacity of 105.4 million tonnes of bagasse and 2.5 million tonnes of SBA. The utilization of...

Waste utilization Sugarcane Bagasse Ash +3 more
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Investigational study of significance of Propanol addition in performance and emission distinctiveness of Compression Ignition engine fuelled through cotton seed oil blended with diesel

by

Ravi. S et al. View all

Issue 7

Air pollution and health

Numerous alternative fuels such as biodiesel as well as alcohols have been commercialized in both the industrial and transportation sectors. Cottonseed oil and propanol piqued our curiosity in this context. Many researches has been conducted on a single cylinder four strokes diesel engine competent...

air quality Emission +3 more
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Water pollution and carbon dioxide emissions from solid waste landfills: Probabilistic monitoring and evaluation

by

S.VijayaShanthy et al. View all

Issue 7

Water and wastewater treatment and reuse

Owing to increased population, the ground water pollution and disposal of solid waste from the domestic, commercial and the industrial sources has become higher. Mainly, leachate from sanitary landfills increase the ground water pollution and disposal of solid wastes may produce the emission of...

IoT. Emission gas monitoring Linear regression +2 more
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Experimental Investigation on Carbonation due to Climate Change Impacts

by Vivek Deivasigamani Jayaguru C. Rampradheep G.S. Subramaniam S.

Issue 6

Climate change

Various investigations have been carried out to evaluate the infrastructure’s augmented vulnerability owing to concrete carbonation persuaded by the changes in the environment during recent years. Due to global warming and its effect, carbon dioxide emission levels in the atmosphere get increased...

Climate change Carbonation +1 more
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Utilizing rice husk ash as a bio-waste material in geopolymer composites with aluminium oxide

by

Thirukumaran. T and Vivek. S et al. View all

Issue 6

Solid Waste Management

Permanent damages and spalling occur in conventional concrete due to high temperatures. Also concrete loses its compressive strength amounting to about 50 to 75% of the original strength as reported in most of the research works. As opting for high grade of concrete leads to higher costs and emits...

rice husk ash Bio-waste +6 more
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Research of Air Quality in Closed Car Parks in Konya Province

by

Fatma KUNT et al. View all

Issue 3

Air pollution and health

Nowadays, due to the development of the world, harmful gases and vapours have begun to enter the atmosphere significantly, so we are faced with the problem of air pollution and its low quality. This paper, therefore, focused on enclosed car parks, a parking system that needs to be well examined from...

air quality Carbon Dioxide +3 more
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Life Cycle Energy and Carbon Analysis of Commercial and Residential Buildings in India

by

P. Porchelvan et al. View all

Issue 1

Environmental management and policy

Throughout the various stages of the life cycle of a building, a significant amount of CO2 is released into the atmosphere: in the production of goods and materials, the construction of the building itself, the preparation of the site, the exploitation, the repairs, the subsequent rehabilitations...

Embodied Energy Building Materials +2 more
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Deep neural networks for climate relation extraction

by

Jian Zheng et al. View all

Issue 4

Climate change

Climate data composes of time series and space series with unknown. These unknown series contains complex co-variation relations of climate data. The extraction of these relations is essential for further revealing the complex representations between time series and space series in climate data. As...

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Purification of Biogas From Tofu Waste using Zeolite and Activated Carbon (AC) as Adsorbent

by

Mochamad Arief Budihardjo et al. View all

Issue 4

Solid Waste Management

Substitution of fossil fuel into alternative energy sources, such as biogas, needs to be applied to prevent various problems in the environment. Biogas purification can be an alternative technology to improve the quality of biogas, which increases the heat value by reducing CO2. Purification can be...

Adsorption Activated carbon +3 more
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Comparison of supercritical fluid extraction and thermal desorption methods for analysing organic compounds in house-dust

by

Athanasios Papadopoulos et al. View all

Issue 4

Air pollution and health

This study has been focused on the comparison of the application of Thermal Desorption (TD) and Supercritical Fluid Extraction (SFE) methods for the identification and quantification of organic chemicals in house dust samples. To investigate how the results obtained by SFE and TD of house dust...

SFE CO2 +3 more
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Sequestration of Carbon Dioxide Using Ground Granulated Blast Furnaces Slag and kaolin mixtures

by

Ahmed Mohammed Awad Mohammed et al. View all

Issue 1

Mineral carbonation has been utilised extensively worldwide as the most important way of permanently sequestering carbon dioxide (CO2). This study objective includes sequestering of CO2 gas from atmosphere via carbonation of magnesium and calcium. Waste materials such as ground granulated blast...

kaolin clay ground granulated blast-furnaces slag +3 more
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CO2 sorption from a mixture of N2/CO2 using an activated carbon and silica gel: equilibrium, breakthrough and mass transfer zone

by

danishmohd111@yahoo.com et al. View all

Issue 1

Air pollution and health

The temperature, feed rate, length of mass transfer zone, utilization factor and partial pressure are the parameters considered for fixed bed sorption of CO2 from N2/CO2 mixture. The breakthrough time relies strongly on the temperature and feed rate. The prolonged breakthrough and saturation times...

sorption utilization factor +3 more
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Rapid start-up of anammox reactor using granular sludge supported on activated carbon

by

Wenjie Zhang et al. View all

Issue 3

Water and wastewater treatment and reuse

The long start-up time and high demand of anaerobic ammonium oxidation (anammox) limit the practical applications of the anammox process. In this study, granular sludge supported on activated carbon (AC) was used as seed sludge. The start-up time of the reactor was substantially shortened, and the...

Activated carbon Anaerobic ammonium oxidation +2 more
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Investigation of ordered mesoporous carbon potential as low-cost CO2 adsorbent

by

Gülce ÇAKMAN et al. View all

Issue 1

Pollution Control Technology

In this study, an investigation was carried out in order to determine the potential of ordered mesoporous carbon including high ratio sucrose in its composition as a CO2 adsorbent. Structural characterizations of silica and carbon material were determined by using a scanning electron microscope (SEM...

mesoporous carbon CO2 adsorption/desorption +1 more
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Indoor Air Quality Assessment and Health impact in context to Household conditions in Lucknow

by

Dr. Alfred J. Lawrence et al. View all

Issue 1

Air pollution and health

To assess the indoor air quality an investigation was conducted in Lucknow from November 2014 to October 2015. In total seven pollutants viz. SO2, NO2, CO2, CO, NH3, H2S, PM10 and PM2.5 were assessed in five urban and five rural houses. House selection was done after questionnaire survey with...

Indoor air questionnaire +3 more
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Investigation of Solid Waste Characteristics in Field-Scale Landfill Test Cells

by

Mehmet Sinan Bilgili et al. View all

Issue 2

Solid Waste Management

This paper presents the results of an experimental study carried out in field-scale test cells in order to determine the effect of aeration and leachate recirculation on waste decomposition rate, solid waste characteristics, landfill gas composition and settlement in the landfill body. Four landfill...

Aerobic landfill Anaerobic landfill +4 more
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