This paper compares the operating performance of biomethane with both natural gas and gasoline in a small pickup truck. Three different purity levels were used for the biomethane, with the lowest having an 83% methane concentration. The purpose of…
Bioenergy with Carbon Capture and Sequestration (BECCS) is critical for stringent climate change mitigation, but is commercially and technologically immature and resource-intensive. In California, state and federal fuel and climate policies can drive…
Bioenergy with carbon capture and sequestration (BECCS) is critical for stringent climate change mitigation but is commercially and technologically immature and resource intensive. State and federal fuel and climate policies can drive first markets…
The U.S. has high renewable methane potential. Biogas can be obtained from many organic sources like landfills, wastewater, animal manure, industrial, institutional, and commercial organic waste. Biogas can also be produced from lignocellulosic…
Hydrate-based technology could be a potential option for efficient storage and transportation of lean natural gas or biogas, which contains a significant portion of carbon dioxide. In this work, hydrate formation of a ternary methane-carbon…
The projected increase in the availability of gaseous fuels by growing popularity of household natural gas (NG) filling stations and the increase in the production of gaseous biogas-derived fuels is conducive to an increase in the use of NG fuel.…
Carbon neutral solutions are demanded to reduce the greenhouse gas (GHG) emissions from the mobility sector. In Brazil, alongside bioethanol, natural gas and biogas are potential solutions towards a low carbon future. While Brazilian natural gas…
The need to reduce global greenhouse gas (GHG) emissions may require the use of renewable gaseous fuels in the food and beverage industry to decarbonise processes that are difficult to electrify such as whiskey distillation. Large companies report…
This research presents the test results carried out in a diesel engine converted to spark ignition (SI) using gaseous fuels, applying a geometry change of the pistons combustion chamber (GCPCC) to increase the turbulence intensity during the…
Public attention to climate change challenges our lockedin fossil fueldependent energy sector. Natural gas is replacing other fossil fuels in our energy mix. One way to reduce the green-house gas (GHG) impact of fossil natural gas is to replace it…
A new solution for fossil raw materials desulfurization based on a hybrid chemical-biocatalytic scheme with biogas and sulfide production is proposed.·H2O2, formic acid and Na2MoO4 were used for petroleum or oil fractions pre-oxidation. Ethanol or…
Energy hubs (EHs), due to their multiple nature in the production, consumption, and storage of energy, as well as the ability to participate in different energy markets, have made their optimal and profitable scheduling important for operators.…
The utilization of biogas as a renewable energy source in power generation systems has been receiving much attention. While gas turbine cycle (GT) systems are commonly used in modern power plants, the reduction of system efficiency owing to the…
ABSTRACT New fluid-fluid and solid-fluid(-fluid) equilibrium measurements at 4 MPa for the N2 + CH4 + CO2 system have been carried out using a static-analytic method in order to investigate the effect of nitrogen on the phase equilibrium behavior of…
Biogas upgrading to biomethane is a feasible option for greening the European energy sector, and specifically transport. Bio-CNG and bio-LNG fuels are considered a valid solutions for freight, and the European biomethane sector displays an…
This work evaluates the feasibility of biogas air-fuel combustion and natural gas oxy-fuel in steam cracking furnaces. Four cases, namely air-fuel combustion of pure natural gas, 20% CO2, 40% CO2 diluted natural gas, and oxy-fuel combustion of…
Due to rapid population, urbanization and industrialization, the demand of energy source is increasing regularly. However, it is estimated that the petrochemical source of energy will be exhausted in coming decades. Therefore, there is an urgent need…
Carbon neutral solutions are demanded to reduce the greenhouse gas (GHG) emissions from the mobility sector. In Brazil, alongside bioethanol, natural gas and biogas are potential solutions towards a low carbon future. While Brazilian natural gas…
A new solution for fossil raw materials desulfurization based on a hybrid chemical-biocatalytic scheme with biogas and sulfide production is proposed.·H2O2, formic acid and Na2MoO4 were used for petroleum or oil fractions pre-oxidation. Ethanol or…
Renewable sources and enhancement of energy conversion efficiency are the main paths chosen by the European Community to stop climate changes and environmental degradation, and to enable a sustainable growth. For this purpose, the construction of a…
The trend towards a transition from fossil to renewable energy makes urgent the development of fuel-flexible burners that provides interchangeability between natural gas and a wide range of renewable gases. This study examines the fuel…
Gaseous fuels, e.g., natural gas, biogas, have several advantages over liquid fuels owing to their favorable physical and chemical properties, e.g., lower carbon numbers in the fuel composition and no issues regarding fuel evaporation. The present…
Organic waste biomass is transformed to biogas via anaerobic digestion. Biogas is typically used as a gaseous fuel to produce heat and power, incentivized by regulatory support schemes in different regions and countries. However, energy production…
Biogas has been a promising alternative fuel for IC engines. However, its CO2 content reduces calorific value and ignitability. The CO2 fraction of raw biogas can be separated out by various techniques, which are collectively called methane…
Advantages of biomethane production from large-scale biogas plants include savings of fossil fuels, better waste handling, job creation, odor, and greenhouse gas reduction. For these reasons, the government has launched and promoted various…
The concept of an open-type biological conveyor has been developed that can be used to treat contaminated wastewater. Unlike the closed biological conveyor method, it is characterized by the organized periodic selection of biomass used for biogas…
The carbon footprint of synthetic natural gas production from biogas catalytic methanation was determined. The material and energy data inputs required to produce 1 kWh of synthetic natural gas were experimentally collected from a pilot plant…
The quest for cleaner energy sources and renewable energy has become a drive force in the current energy market, creating a gradual shift from total dependence on fossil fuel. Production of biogas through the anaerobic digestion of organic wastes…
Oil palm is the largest source of livelihoods and vegetable oil consumption to most rural households of developing economies in Asia, Africa, and South America. The heavy reliance on fossil-fuel-based energy in palm oil production raises national…
Due to rapid population, urbanization and industrialization, the demand of energy source is increasing regularly. However, it is estimated that the petrochemical source of energy will be exhausted in coming decades. Therefore, there is an urgent need…
Low renewable energy source (RES) accommodation and energy utilization efficiency impose great challenge to reliable energy supplies for rural residents. This paper proposes an optimal coordinated multi-energy conversion and management framework with…
Food waste (FW) has received increasing attention because of its immense production quantities and significance to resource and environmental impacts related to disposal approaches. We combined life cycle assessment (LCA) with society's willingness…
Alternative marine fuels are accepted and used as an important solution for preventing ship-related air-borne pollutants. Studies of international organizations such as IMO on these fuels are increasing and gaining importance. However, assessing the…
Bioenergy – in the form of solid fuel (biomass), liquids (biofuels), or gases (biogas or biomethane) – can be used to produce heat for cooking and heating residential spaces and water, either in traditional stoves or in modern appliances such as…
Due to rapid population, urbanization and industrialization, the demand of energy source is increasing regularly. However, it is estimated that the petrochemical source of energy will be exhausted in coming decades. Therefore, there is an urgent need…
Food waste (FW) has received increasing attention because of its immense production quantities and significance to resource and environmental impacts related to disposal approaches. We combined life cycle assessment (LCA) with society's willingness…