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109 articles for “Combustion”
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Advanced Materials and Protective Coatings for Enhanced Durability in Gas Turbine Engines
Abstract: Abstract Gas turbines are critical in modern power generation and propulsion systems, where high thermal efficiency, performance, and durability are essential. Operating at extreme temperatures and in aggressive chemical environments places significant stress on hot-section components, such as turbine blades, vanes, and combustor liners. To meet these demands, advanced high-temperature materials and protective coatings have been developed to ensure structural integrity, reduce maintenance, and improve operational lifespan. Nickel-based superalloys remain …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 11, Issue 1, 2025 · pp. 1–6 Read article
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Advancing Clean Energy: The Role of Biohydrogen Technology
Abstract: The process of gasification turns carbonaceous materials derived from biomass or fossil fuels into gases, with nitrogen (N2), carbon monoxide (CO), hydrogen (H2), and carbon dioxide (CO2) being the main fractions. By reacting carbonaceous materials (coal, petroleum, and biomass) with a regulated amount of oxygen and/or steam at high temperatures, a thermochemical process known as gasification produces carbon monoxide and hydrogen. Methanol and chemicals like urea and ammonia, which are …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 11, Issue 1, 2025 · pp. 46–54 Read article
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Transforming Carbon: The Science and Potential of Gasification
Abstract: Methanol and chemicals like urea and ammonia, which are the building blocks of many fertilizers, can be produced via the gasification process. Additionally, gasification can assist in the production of transportation fuels from biomass, coal, oil, and sands. Drying, pyrolysis, combustion, cracking, and reduction are the five distinct thermal processes that make up gasification. Drying removes moisture from the feedstock, while pyrolysis breaks down complex hydrocarbons into simpler molecules. Combustion …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 11, Issue 1, 2025 · pp. 24–35 Read article
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A Future Cleaner Fuel: Biofuel
Abstract: The Main advantage of using liquid as fuel is that they can be easily pumped and can also be handled easily. This is the primary motivation behind why every one of the vehicles utilizes liquid type of fuels for combustion reason. For different types of non-transportation applications there are other option strong biomass fuel like wood. These non-transportation applications can bring into utilization these strong biomass powers as they can …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 2, Issue 2, 2016 · pp. 22–27 Read article
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Effect of Compression Pressure on the Strength and Fuel Properties of Maize Cob Briquettes
Abstract: Biomass can be densified under a high compression pressure or a low compression pressure. The type of raw material, moisture level, particle size, and form typically all influence how much pressure should be used. This study utilized maize cobs and waste paper pulp to produce briquettes which are seen as alternative fuels. The goal was to determine how compression pressure affected the strength and fuel characteristics of the briquettes that …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 8, Issue 1, 2022 · pp. 16–24 Read article
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Low-graded coals to upgrade
Abstract: Coal can be defined as a chemically and physically heterogenous, “combustible”, sedimentary rock consisting of both organic and inorganic materials. Organically, coal consists primarily of carbon, hydrogen, and oxygen, with lesser amounts of sulphur and nitrogen. Inorganically, coal consists of a range of ash-forming compounds distributed throughout coal. Major types of analysis are proximate analysis, ultimate analysis and calorific value analysis. Heat value or calorific value determines energy content of …
Published in International Journal of Energetic Materials · Vol. 5, Issue 2, 2019 · pp. 42–60 Read article
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Study of Mechanical Properties of Aluminum Nanocomposites using Auto Ignition Technique
Abstract: Al2O3 - high ZrO2 nanocomposite was synthesized by auto-ignition technique using metal nitrate and citric acid with a ratio of citrate: nitrate equal to 1:1.5. The precursor zirconium oxynitrite was derived from precipitation of zirconium oxycloride followed by dissolution of gel in nitric acid. The thermal decomposition behaviour of the gel was studied in order to study the decomposition behaviour and to determine the crystallization temperature. The effect of calcination …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 3, Issue 2, 2017 · pp. 36–42 Read article
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Effect of nano Aluminum on Thermal Behavior and Ignition Characteristics of Al/KClO4 Thermite Composition
Abstract: Ignition experiments of micron size Al/KClO4 (ALCLO) thermite composition was carried out at high heating rate (40°C/min.) using DTA (differential thermal analysis), and it was observed that no ignition took place up to 700°C. Similarly in case of STA (simultaneous thermal analyzer) experiments, no ignition peaks were found up to 1100°C at 20/min. ALCLO when ignited in a bomb calorimeter for heat of combustion output measurement it produced a large …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 5, Issue 2, 2019 · pp. 9–19 Read article
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Computation of Gas Turbine System as Renewable Energy Conversion Mechanisms
Abstract: In the present work thermo-economic analysis of a cogeneration cycle is carried out so that any power generation industry can choose best power generation system out of the choices available with organisation. Mathematical modeling for the cost evaluation of each component is developed and results are obtained with computational programming tool EES (Engineering Equation Solver). Form results it is being found that with change in combustion chamber outlet temperature or …
Published in International Journal of Composite and Constituent Materials · Vol. 2, Issue 1, 2016 · pp. 10–15 Read article
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Failure Analysis of Engine Crankshaft by Finite Element Method Analysis Approach- A Review
Abstract: The crankshaft, a mechanical part with intricate geometry that converts reciprocating motion into rotational motion, is essential to the operation of the engine. The connecting rod serves as the link between the crankshaft and the piston. The primary bearings, which are situated in the crankcase, support the crankshaft journals. The most crucial phase for an efficient engine design and an increase in engine performance in an internal combustion engine is …
Published in International Journal of Manufacturing and Materials Processing · Vol. 9, Issue 1, 2023 · pp. 12–21 Read article
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Thermodynamics Modelling And Performance Assessment Of Gas Turbine Power Plant
Abstract: In this study, thermodynamics modelling of gas turbine engine is performed based on thermodynamic relations. The thermodynamic model reveals that the influence of operating parameters including the compression ratio, turbine inlet temperature and ambient temperature has significant effect on the performance of gas turbine engine. Energy and exergy analyses were conducted to evaluate performance of the selected power plant and to assess the effect of operating parameters on energy loss …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 1, Issue 1, 2015 · pp. 11–35 Read article
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Performance Analysis Of A Bio Diesel Fuelled Diesel Engine With The Effect Of Titanium Oxide (TiO2) Coated Piston
Abstract: Biodiesel is one of the best alternative fuel to diesel engine among other sources due to having potential to reduce emissions. Biodiesel is a renewable, biodegradable and environment friendly fuel in nature. The advantages of biodiesel are lower exhaust gas emissions and its biodegradability and renewability compared with petroleum based diesel fuel. The energy of the biodiesel can be released more efficiently with the concept of semi adiabatic (thermal barrier …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 3, Issue 1, 2017 · pp. 58–70 Read article
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A Short Note on I.C. Engine and Its Components
Abstract: This article presents a brief description of IC engine and its components. Working principle is also explained which conveys a clear idea about efficiency that it starts immediately without much efforts and has higher efficiency than the external combustion engine. Other aspect of IC is that it is portable because of its light weight and compact size. Since it is safer to use, IC engine is commonly preferred for various …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 1, Issue 2, 2015 · pp. 12–15 Read article
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Performance and Emission Characteristics of Diesel Engine Working on Biodiesel with Different Blends
Abstract: Internal combustion engine plays important role in vehicles. These engines are operated by conventional fuels (diesel). Diesel is a one of the nonrenewable energy source for IC engines. Due to usage of diesel, pollutions of engine will be increased and diesel will be exhaust. To avoid the above said problems bio diesel will gives the solution. Biodiesel is one of the alternative fuels in universe. This paper determines the performance …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 3, Issue 2, 2017 · pp. 32–51 Read article
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A study on effects of mass flow rate and compressor pressure ratio on gas turbine cycle performance
Abstract: Gas turbines are rotating machines that work based on the energy of gases from combustion. Each gas turbine includes a compressor to compress air, a combustion chamber to mix air with fuel and ignite it, and a turbine to convert the energy of the hot, compressed gases into mechanical energy. Gas turbines have many advantages over steam turbines, such as small volume, quick installation, quick start-up, easy operation and the …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 8, Issue 2, 2022 · pp. 1–8 Read article
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Study of the Fuel Injector Nozzle of the CI Engine
Abstract: A nozzle is a compounds present on all gas turbine engines. that produces thrust, redirects exhaust gases backinto the streaming site, and maintains mass flow rates. There are many various varieties of nozzles, butdivergent and convergent nozzles are the ones that are most normally utilized. The paper discussed variousfluids flowing at different velocities and convergent and divergent nozzle diameters. Thermal and chemicalenergy are transformed into kinetic using the nozzle. The …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 8, Issue 2, 2022 · pp. 30–35 Read article
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General and Organic Chemistry Laboratory Experiments for Science , Pre-medical, and Pharmacy Students Chapter I: Introduction to Safety
Abstract: For a long time, there has been little emphasis on teaching laboratory safety until the safety precaution, rules and procedure became important criteria for a chemical laboratory to meet safety standards. This enhanced several researchers to publish articles showing the importance of applying the safety rules prior to making any laboratory work and experiments in order to keep mankind safe. By the time, in each research place, hospital laboratory, factory …
Published in International Journal of Environmental Chemistry · Vol. 12, Issue 1, 2026 · pp. 83–98 Read article
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Chemical Synthesis, Structural Characterization and Solid-State Chemistry of NiₓCo₁₋ₓFe₂O₄ Ferrite Oxides
Abstract: Ferrite materials have attracted significant attention in recent decades due to their remarkable magnetic, electrical, and catalytic properties. Spinel ferrites, generally represented by the formula MFe₂O₄ (where M denotes a divalent metal ion such as Ni²⁺ or Co²⁺), have attracted significant attention due to their versatile applications in areas including magnetic storage, microwave absorption, sensing technologies, transformers, and catalysis. . In particular, nickel–cobalt mixed ferrites (NiₓCo₁₋ₓFe₂O₄) are of considerable interest …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 12, Issue 1, 2026 · pp. 1–9 Read article
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A Review on Hybrid Honeycomb Engine Mounts for Vibration Isolation in Variable Compression Ratio Engines
Abstract: The increasing sophistication of modern engine systems has highlighted the importance of advanced vibration control methods. Engines today are required to function under continuously changing operating conditions, particularly in Variable Compression Ratio (VCR) systems, where vibration behavior becomes highly complex, non-linear, and dependent on time. Under such circumstances, conventional engine mounts often struggle to deliver stable and consistent performance. In contrast, hybrid honeycomb structures offer significant advantages due to their …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 12, Issue 1, 2026 · pp. 29–34 Read article
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Sustainability Assessment and Life Cycle Analysis of Conventional Concrete and Rice Husk Ash based Concrete
Abstract: Abstract With the boom in construction industry, demand for sustainable construction materials have come into a high demand. Compared to traditional construction materials, which caused enhanced pollution to the environment, new-age industry is more focussed on adopting sophisticated, innovative and sustainable building processes, materials and products. Concrete is the most widely used construction material globally, but its environmental burden—particularly from Portland cement production—contributes significantly to greenhouse gas emissions, energy use, …
Published in International Journal of Concrete Technology · Vol. 12, Issue 1, 2026 · pp. 16–24 Read article