Abstract: Quad-generation encompasses the features of a multiple utility plant, with combined electricity, heat, cooling and potable water but in addition includes the recovery of thermal energy from the exhaust gas with minimum wastage of energy. Key benefits (1) potential for low or zero carbon emissions to produce multiple utilities; (2) reduced operational costs versus separate purchase of electricity, heat, cooling and potable water; (3) maximize the use of all potential resources from gas utilisation to produce useful outputs; and (4) Improved reliability for sustainable utilities production. This presentation focuses on the development of […] Read more.

Abstract: Green technique has been employed to synthesize the transition metals-based metal oxides quaternary alloys nanoparticles. The structural properties are investigated by X-ray diffraction (XRD) to determine structural parameters and crystallite size. XRD peaks index numbers and intensities are varied with the atomic number. The study of morphology for the mentioned quaternary alloys nanoparticles is analysed by scanning electron microscopy (SEM) to measure the grain size. The optical properties are investigated via ultra violet visible (UV-vis) and Fourier-transform infrared spectroscopy (FTIR) to reveal […] Read more.

Abstract: Today, hydrogen is enjoying a strong momentum worldwide as the fuel of the future, and is expected to have a considerable role to play in securing a clean energy future. Nations of the world have been adopting national roadmaps to employ hydrogen for their transition plans to low-carbon future. However, it remains a challenge to find clean energy sources to drive the hydrogen production process and divest it from the fossil-based production technologies. Currently, demand of hydrogen is dominated by heavy industries including oil and gas, steel, cement, glass and fertilizers manufacturing, among other heavy emitters of CO2 […] Read more.

Abstract: Methanol is an alternative fuel that offers convenient storage, transport and utilization, hence has attracted many attentions recently. Coalto- methanol (CTM) is a mature, inexpensive industrial process for methanol production, yet accompanied with large CO2 emissions and low C conversion rate due to the mismatch of H/C ratio between feedstock and product. In this study, a novel low carbon process of the CTM coupled with green hydrogen is proposed, in which the water gas shift (WGS) sector is replaced by water electrolysis based on solar power for adjusting the hydrogen carbon ratio […] Read more.

Abstract: Machine Learning (ML) algorithms have been more prevalent in recent years, and they are being used to tackle complicated issues across a broad range of fields. Wind energy is not an exception, as ML has recently been applied to wind turbine blade design, wake velocity and wake turbulence intensity prediction, and even wind farm optimization. The immense learning ability of ML models enables them to be trained to predict and regress a complex relationship with a high degree of accuracy […] Read more.

Abstract: In recent decades, there have been a number of remarkable breakthroughs in energy conservation, one of which is related to the development of new types of solid-state light sources. The discovery of new semiconductor materials, in particular GaN and heterostructures based on them, made it possible to create blue and white LEDs and lasers, which have orders of magnitude greater efficiency and service life than incandescent lamps. This outstanding achievement was awarded the 2014 Nobel Prize. Thus, the energy consumption of all mankind for lighting has decreased […] Read more.

Abstract: Waste management and energy crisis are some of the greatest issues that the world is facing today. This problem can be mitigated by anaerobic digestion (AD), where microorganisms in the absence of oxygen produce biogas from organic waste. A useful tool for AD process understanding and optimization is numerical simulation by using mechanistically inspired mathematical models. In this paper attention is focused on modeling of the AD process of a full-scale biogas plant. Special attention […] Read more.

Abstract: The case history is of a community called “La Cañada” which is found in the municipality of Huixquilucan, Estado de México, Mexico. It is a village not far from the eastern edge of Mexico City and thus subject to strong social and transcultural pressures. A covering based on textile fibres was proposed for an experimental building in the aforementioned village. The design of the covering took into account relevant climatic factors such as temperature, humidity and rainfall […] Read more.

Abstract: Food irradiation is a novel, up and coming technology that preserves and extends the lifespan of food. The Philippines (more specifically, its capital city of Manila) is yet to capitalize on this effective technique, which has the potential to mitigate many of its pervasive issues such as hunger and food insecurity, unnecessary food wastage, and air pollution. Many of the Philippines’ neighboring countries in the Asia-Pacific region (such as China, Japan and India) […] Read more.

Abstract: In recent years, small, isolated power supply systems have been widely developed, in which the main share of electricity generation is produced based on low-power renewable sources (solar PV converters, wind turbines and other types of RS). At present, schemes of mini and micro-systems of power supply with different composition of renewable sources, differing in parameters depending on geographic and weather conditions of their locations. While there are no universal approaches to choosing the optimal combination used in such systems […] Read more.

Abstract: For the last two decades, microbial fuel cell (MFC) has been studied to treat wastewater and simultaneously produce electricity. This innovative bioelectrochemical technology offers the possibility of generating electric current from wide a range of complex organic wastewater. From this perspective, the MFC requires knowledge of structural and material modification in electrodes aimed to enhance the overall performance. Therefore, membrane electrode assembly (MEA) was developed […] Read more.

Abstract: This paper highlights a study of Solar Photo-Voltaic (PV) energy system from the environmental impact analysis and its effects point of view and the enhancement factors affecting the Solar Photovoltaic (PV) module by the tilt angles variation on power output of MPPT and dust accumulation on solar PV panel. The Efficiency of solar PV energy system from the environmental impacts in Mining Industry and also a Laboratory study is also conducted and a specific investigation on dust deposition effect on the solar photovoltaic (PV) panel […] Read more.

Abstract: In the mining industry, HEMM (Heavy Earth Moving Machinery) operators usually suffer from Whole Body Vibration (WBV) exposure. The vibrations generated from machinery sources during operation are transmitted to the human body. There are several undesirable health hazards arises due to WBV exposure in opencast mines, which includes deterioration of ‘nervous system’, ‘circulatory system’, ‘digestive system’, and ‘low back pain’. This paper is anticipated to examine how machine condition […] Read more.

Abstract: This study investigates the energy and environmental impacts of banning the sale of traditional fossil fuel vehicles in China. By using the Logistic model, the dynamic evolution of China’s vehicle market under different timing of banning the sale of traditional fuel vehicles was simulated. Based on this, the fossil energy saving and greenhouse gas emission reduction potential of promoting new energy vehicles under different energy development scenarios was further explored from the life cycle perspective […] Read more.

Abstract: Modelling power plants using real process data is crucial in determining the cost-effectiveness and flexibility of systems. The quality of the elaborated model is determined with the validation of the model, which can also give results for the operating regimes of the plant, which are not often used in practice. In this way, also the operation and responsiveness of power plants outside the range of planned operation are determined. The model simulates the operation of a diesel engine (DE) required to start a combined heat & power plant (CHPP) from a black-out or loss of the electrical power network supply […] Read more.

Abstract: Indoor air quality (IAQ) and thermal comfort issues in schools are of particular public concern because children represent a vulnerable population group to air pollution. In fact, their respiratory and immune systems are still developing and a long-term exposure to indoor air pollutants might have a significant impact on their health and scholarly. This study focuses on the effect of the energy renovation of two classrooms which consists of the implementation of a dual flow ventilation system with high efficiency filters […] Read more.

Abstract: Industrial development has an important role in the economic growth, along with this development, industrial sector has been one of the fastest growing sources of greenhouse gas emissions this growth has been driven by the increase of intensive industry subsectors including cement, iron and steel, chemicals, and aluminum, and because of a socio-economic and population growth. industrial sector is accounts of 30% of greenhouse gas emissions and around 37% of global energy consumption. […] Read more.

Abstract: The reliability and availability of induction motors is significant which can be achieved by monitoring the performance of the motor regularly in the industry. Knowledge-based approaches can be able efficiently to deal with the sensor data for ensuring the reliability with high motor performance. Recently, deep learning networks based on machine learning structures have provided an accurate and faster framework for fault diagnosis by ignoring feature extraction process. […] Read more.

Abstract: Growing attention on global de-carbonization, energy security, and sustainable development has made wind energy one of the most popular renewable energy sources. With the trend of huge-size wind turbines and more distributed wind farms constructed in densely populated areas of China, the impact of wind turbines on landscape can’t be ignored. This paper aims to assess landscape visual impact at different spatial scales caused by large-size wind turbines. […] Read more.

Abstract: 76% of households mainly cook using polluting fuels and inefficient cooking technologies or devices (Ghana Statistical Service [GSS] , 2017) [1]. As a result 13,000-16,000 people die from the aforementioned factors. Clean cook stoves borders on SDG 7 on clean energy and SDG 3 on health (Kumar et al., 2021) [2], SDG 2 on food security and sustainable agriculture, SDG 5 on gender, SDG 11 on cities, and SDG 13 on climate change, (Fenny et al., 2017) [3]. However, improved efficient cooking devices […] Read more.

Abstract: Today the world is facing multiple challenges of energy security, economic recovery and the effect of the Global increase in temperature. Investing in new fossil fuel will only lock-in uneconomic practices, perpetuate existing risks and increase the threats of climate change. By contrast, renewable energies such as Photovoltaic is considered one of the sources of energy not emitting carbon dioxide and other greenhouse gases, contributing to global warming […] Read more.

Abstract: This paper presents the results of the research currently being carried out at ISEL with the objective of developing new electrochemistry-based processes to obtain renewable synthetic fuels from alkaline water electrolysis using a carbon source. In the developed process, the gas mixture obtained from alkaline water electrolysis and a carbon source is not separated into their components but rather is introduced into a catalyzed reactor, in order to achieve conversion to synthetic 2nd generation biofuels […] Read more.

Abstract: The essence of this work is to show a possibility to increase the safety of nuclear reactors and extend the life of nuclear fuel by reduction the corrosion of the zirconium fuel tubes by double layer coating consisting of polycrystalline diamond (PCD) and magnetron sputtered Cr. In double layer coating the water permeable 500 nm thick polycrystalline diamond layer consisted of hard diamond grains (<70%) and soft graphitic carbon phase. The Cr coating was 2-3 µm thick […] Read more.

Abstract: The dynamically rising costs of heating result in an increased interest in thermal insulation materials. The best thermal insulation material available on the market is a rigid polyurethane foam. The rise in mining prices of raw materials is disrupting the polyurethane industry, so it is imperative to reduce the amount of petrochemicals in foams. The aim of the article was to check the possibility of using blackcurrant pomace as a filler for polyurethane foams. First, rigid foam composites containing 10 wt.% of fruit processing waste were produced […] Read more.

Abstract: In recent years, there has been a great interest in the development of lead-free, stable and high efficiency perovskite materials. In our work, we studied a lead-free, inorganic and non-toxic double perovskite solar cell (PSC) based on Cs ₂AgBi(I _(1-x)Br _x)6 using ab-initio calculations density function theory (DFT) study. The stability, electronic and optical properties are studied and the transport properties have been calculated. Thus, we have evaluated the band gap of the […] Read more.

Abstract: Natural resource conservation and environmental protection are essential due to the rapid depletion of natural resources and unfavorable environmental changes on a worldwide scale. Sustainable measures are targeted at decreasing ecological impacts, mainly through technical innovation in producing goods and processes, resulting in increased operational efficiency and higher natural resource management, lowering emissions and waste. Energy is a critical component in sustainable industrial measures […] Read more.

Abstract: Energy industry is a vital area related to the security and economic development of a sovereign country, and the green and low carbon development is becoming the main development direction of global energy technology innovation (ETI). Driven by the energy revolution and the digital revolution, a new round of global technological revolution and industrial transformation is in the ascendant. China is constantly promoting ETI and actively exploring the factors affecting energy innovation efficiency in order to achieve the commitment […] Read more.

Abstract: Wastewater treatment plants (WWTPs), which operate due to the vital activity of microorganisms, often do not achieve high nitrogen and phosphorus removal from wastewater. Nitrogen and phosphorus compounds in treated wastewater enter surface water bodies and cause their eutrophication. The effective treatment of wastewater is essential for creating a sustainable environment. Three WWTPs were selected with similar effluent discharges (10 m3/d) and the removal of pollutants was analyzed […] Read more.

Abstract: Green hydrogen provides an opportunity for long-term energy storage in order to balance the difference between supply and demand. The goal of this paper is to investigate the feasibility of a balancing role of green hydrogen in a future intelligent power grid. The paper compares different options to balance an intelligent power grid. These options are described by their value chains - beginning with renewable energy production, through conversion into storage medium till reconversion (Power to X to Power) […] Read more.

Abstract: There is a growing research interest in studying microgrids in rural areas as a means to promote energy access. These microgrids could be the key to energy access on a global scale because of their many advantages compared to classic grid expansion. Despite all these qualities, feedback from microgrids in rural areas shows that most fail to reach sustainability, but the reasons for their long-term failure are still not a consensus in the literature. This work intends to contribute to understanding microgrids’ sustainability […] Read more.