All articles
544 articles
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Multiscale Modeling of Elastic Properties Based on Micromechanics
Abstract: This paper addresses multiscale firmness homogenization procedure to separate macroscale versatile mechanical properties of four sorts of manageable cements from their nanoscale mechanical properties. Nine distinctive practical solid blends were considered. A model in light of micromechanics was utilized to homogenize the versatile properties. The solidified bond glues were homogenized by three systematic strategies in view of Self-Consistent and Mori-Tanaka plans. The proposed multiscale strategy consolidates progressed trial and scientific …
Published in International Journal of Composite and Constituent Materials · Vol. 2, Issue 2, 2016 · pp. 8–10 Read article
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Thermal Material Used in Aerospace for Protection
Abstract: Ablative nanocomposites were set up by fusing multiwall carbon nanotubes (MWCNT) into phenolic gum and after that impregnating them into rayon-based carbon texture. MWCNT were mixed into phenolic gum at 0.5, 1, and 2 wt% loadings utilizing a mix of sonication and high shear blending to guarantee uniform scattering of MWCNT. The composite test examples were tried by utilizing an oxyacetylene test bed (OTB) applying a warmth flux of 1000 …
Published in International Journal of Composite and Constituent Materials · Vol. 2, Issue 2, 2016 · pp. 1–2 Read article
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FIRE PERFORMANCE OF POLYMER NANOCOMPOSITES
Abstract: The current communication reviews the effect of layered silicate nanoclays on the flame retardancy of non-char forming polymers, with special emphasis to polystyrene (PS) and poly(methyl methacrylate) (PMMA). The effect of nanoreinforcement in the blend of PS and PMMA has also been reviewed. This article is a bird’s eye view on the efficacy of nanoclays in acting as a potential flame retardant. An attempt has also been made to investigate …
Published in International Journal of Composite and Constituent Materials · Vol. 1, Issue 1, 2015 · pp. 32–44 Read article
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Production of Nitric Acid and its Stimulation
Abstract: Nitric acid has been known and regarded for quite a while. Most nitric acid is utilized as a part of making ammonium nitrate. Its immediate applications incorporate photoengraving, metal pickling and passivation and the separating substance of gold and silver. Here the Oswald procedure is utilized to create nitric acid. This procedure is mimicked utilizing HYSYS recreation programming. The reason for this reproduction was to watch the thermodynamic properties of …
Published in International Journal of Composite and Constituent Materials · Vol. 2, Issue 1, 2016 · pp. 7–9 Read article
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Nonpremixed and Partially Premixed Natural Gas Combustor Stimulation
Abstract: This paper highlights on the expansive vortex recreation approach for non-premixed and somewhat premixed combustor. On account of vast whirlpool reenactment, basically two scalars are thought about that is blend part and the other one is the advancement variable blend division, which tracks the blending of fuel and the oxidizer, and an advancement variable which racks the worldwide degree of response of the nearby blend. On account of non-premixed burning, …
Published in International Journal of Composite and Constituent Materials · Vol. 2, Issue 1, 2016 · pp. 1–6 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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Graph Theory and Matrix Method for Development and Design of Combustion Engine
Abstract: The idea upon which any methodology development is pillared leads to real time decisions if simulation and assessment is as per the standard codes set by standard organizations. More near is the system with standard system more it is appropriate for operation. In the present work system under consideration is internal combustion engine. Fuel cost is one of the most important parameter in life cycle analysis of the internal combustion …
Published in International Journal of Composite and Constituent Materials · Vol. 2, Issue 1, 2016 · pp. 16–25 Read article
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Methodology Development for Lubricant Selection for Steam Turbine Bearing Using GTA
Abstract: Lubrication of two rubbing surfaces is required so that wear and tear is minimum. There are a lot of additives used to improve the lubricity of the lubricants. At present steam turbines are used to generate electricity from coal. A lot of lubricant is supplied to turbine bearings so that friction is minimized and also the wear and tear also. A lot of manufacturers are producing lubricants with different properties. …
Published in International Journal of Composite and Constituent Materials · Vol. 2, Issue 1, 2016 · pp. 26–38 Read article
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OPTIMIZATION OF EDM PARAMETERS USING PARTICLE SWARM OPTIMIZATION ALGORITHM
Abstract: Aluminium metal matrix composites are increasing the applications such as automobile industries, aerospace industries ,marine as well as construction. The use of nonconventional machining techniques in shaping aluminum metal matrix composites has generated extensive interest as the manufacturing of complicated contours such as dies. Electrical discharge machining (EDM) tends to be a promising technique for machining metal matrix composites. Hybrid Al6061 composite reinforced with 10% SiC and 4% Graphite particles …
Published in International Journal of Composite and Constituent Materials · Vol. 1, Issue 2, 2015 · pp. 1–9 Read article
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Technical Yarns from Newly developed Indigenously Fabricated Folding Unit
Abstract: A small machine was developed indigenously with a new concept for the manufacturing of different kinds of technical yarn. This prototype machine is only for the production of coarser counts and it gives the core-sheath yarn structure. The yarn obtained from this machine can be comparable with yarn produced on DREF spinning. Any type of core material, like cut selvedge produced from modern looms, metallic wires, and the filament yarns …
Published in International Journal of Composite and Constituent Materials · Vol. 2, Issue 2, 2016 · pp. 3–7 Read article
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Drilling of Fibre Reinforced Plastics (FRPs) Materials: A Literature Survey
Abstract: The use of polymer composite materials has increased rapidly over the last decade and the numbers of papers for the machining of these materials has also increased. The aim of this paper is to present a literature survey on the resins, properties, the superiority of the hole produced in drilling of the fibre reinforced plastics (FRPs), different techniques used to detect the defects in composite structures that may be caused …
Published in International Journal of Composite and Constituent Materials · Vol. 1, Issue 1, 2015 · pp. 14–31 Read article
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Performance of High Volume Fly Ash Concrete Using Local Power Plant Fly Ash
Abstract: Total production of fly ash in Indian Thermal Power plants is approximately 160 million tons annually. Except some super power plants, the quality of fly ash is said to be inferior in most of the power plants. The suitability of fly ash from local power plants for production of high volume fly ash (HVFA) concrete is not tested so far. The aim of the present investigation is to ascertain whether …
Published in International Journal of Composite and Constituent Materials · Vol. 1, Issue 1, 2015 · pp. 07–13 Read article
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Comparative study of the Magnetoelectric Properties in Core-Shell Nanocomposites as well as mixture of CoFe2O4:BaTiO3
Abstract: Nanostructures of multiferroic materials have been drawing increasing curiosity due to the boosted magnetoelectric coupling and potential for succeeding generation multifunctional devices. Composites of ferroelectric and magnetostrictive materials indicate more magnetoelectric coupling than single phase materials. Core-shell CoFe2O4:BaTiO3 nanocomposites (1:1 weight ratio) and a mixture of both of them have been produced by a combination of hydrothermal and sol gel techniques. X ray diffraction analysis endorses the presence of both …
Published in International Journal of Composite and Constituent Materials · Vol. 1, Issue 1, 2015 · pp. 1–6 Read article
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Mechanistic and Catalytic Behavior of Os for the Chlorpheniramine Maleate and Bromamine-B Redox System
Abstract: Chlorpheniramine maleate (CPM) is an important antihistamine agent. To the best of our knowledge there is no report in the literature about the oxidation of CPM with halogen + 1 oxidant from the stand point of its kinetics and mechanistic chemistry. Hence, a systematic kinetics and mechanistic study on the oxidation of CPM with bromamine-B (BAB) in the presence of NaOH and Os(VIII) catalyst has been carried out at 303 …
Published in International Journal of Energetic Materials · Vol. 2, Issue 2, 2016 · pp. 14–29 Read article
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Noncrystalline Composite and Its Propellant
Abstract: This study writes about forces in light of cross-connected HTPE folio plasticized with nitroxyethylnitramine (BuNENA) as vigorous material and HP 4000D as noncrystalline prepolymer. This fastener was directed with strong stacking in the 85%. The outcomes demonstrated a change in processability, mechanical properties and smoldering rate. Also, its charge conveys (around 6 seconds) higher execution (particular drive) than the best existing composite strong rocket fuel. Warm investigations have performed by …
Published in International Journal of Energetic Materials · Vol. 2, Issue 2, 2016 · pp. 6–8 Read article
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Plastics Product Design and Analysis
Abstract: Product design of a commonly used articles like key-chains is to make it more attractive, user friendly, cost effective yet durable and providing longevity. Therefore, this work deals with the designing of optimized 3D model of key-chain if suitable shape and size and doing its analysis in Moldflow analysis software to study the material flow behaviour, impact of processing parameters on the product and possible defects after one complete cycle …
Published in International Journal of Polymer Science and Engineering · Vol. 2, Issue 2, 2016 · pp. 31–34 Read article
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Development and Design of Fuel Cell System Structure - A Review
Abstract: Hydrogen, a fuel for future, like other fuels require a energy conversion system to generate energy either in the form of electricity or power. In the present work different types of fuel cells are studied for their performance. Some of the factors responsible for fuel cell performance are also identified or categorized These factors will be responsible for their performance in real life situation. Any system is a combination of …
Published in International Journal of Energetic Materials · Vol. 2, Issue 2, 2016 · pp. 1–5 Read article
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Decision Methodology for Site Suitability Index – A Combinatorics Approach
Abstract: Installation and operation of a power plant is dependent upon a large number of parameters which are interdependent. In the present work a methodology based upon the combination of digraph development, matrix representation and computational solution is applied on the problem of site selection for power plant is developed. The aim of present work is the factor identification and methodology development for decision making. This paper identifies various parameters affecting …
Published in International Journal of Energetic Materials · Vol. 2, Issue 1, 2016 · pp. 15–18 Read article
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EFFECT OF HEAT AGEING ON MECHANICAL PROPERTIES OF POLYAMIDE 6(NYLON 6) & POLYAMIDE 12(NYLON 12)
Abstract: Polyamide 6 or Nylon 6(PA 6) and polyamide 12 or Nylon 12 (PA 12) are well known engineering semi-crystalline polar polymers characterized by the presence of amide linkage (-CONH-) in the repeating units of their chains. The glass transition temperature (Tg) of PA 6 and PA 12 is ~50 °C and ~37 °C respectively. PA 6 is widely used for gears and bearings, fittings in automobile industry for under hood …
Published in International Journal of Polymer Science and Engineering · Vol. 2, Issue 2, 2016 · pp. 1–12 Read article
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Use of Ausforming in Improving Reduced Activation 5%Cr Steels
Abstract: Improvement of reduced activation 5% Cr steels for improved performance of the parts during a thermonuclear reactor, (associated in Nursing enlarged application temperature) for structural materials like 5%Cr steels is crucial. The development of this generation of 5% Cr steels (i.e. EUROFER) is one among the aims of this EURO fusion programme for advanced steels. The goal of this work is to find out the foremost effective thermo-mechanical treatment of …
Published in International Journal of Energetic Materials · Vol. 1, Issue 2, 2015 · pp. 5–6 Read article