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539 articles for “Loads”
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EXPERIMENTATION OF A HIGH STEP-UP DC-DC CONVERTER FOR RENEWABLE ENERGY
Abstract: In this article, the experimentation of a high step- up dc-dc converter are discussed and put forward power management of different types of renewable energy sources whose voltages and currents are connected by the maximum power point tracking (MPPT) controller. The inductor motor was interfaced at the load whose speed was measured and shown in the form of waveforms. This high step-up dc-dc converter has reliability operate instantaneous power generation …
Published in International Journal of Energetic Materials · Vol. 6, Issue 1, 2020 · pp. 33–37 Read article
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Basic Principles and Techniques in Powder Metallurgy
Abstract: This study provides a brief overview of recent advances in powder metallurgy methods, and their applications as challenges encountered throughout the research. The primary goal of this paper is to showcase the different uses of modern powder metallurgy technology and to inspire visitors to learn more about these topics and produce more papers about it. Metallic injection moulding (MIM) is another term for advanced powder metallurgy. The technique could be …
Published in International Journal of Metallurgy and Alloys · Vol. 8, Issue 1, 2022 · pp. 1–4 Read article
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Nano Finishing of HDPE/Al2O3/HAp Ternary Composite Based Acetabular Socket using Polymer Rheological Abrasive Semisolid Medium
Abstract: Acetabular socket is one of the important parts of the hip joint. The surface roughness in the acetabular socket decides the friction and wear during the motion of the human. Low surface roughness in the acetabular socket gives free motion of hip joint as well as high joint life. Nano surface roughness on the inner surface of acetabular socket also reduce the particles generation during the dynamic motion between hip …
Published in International journal of Nanobiotechnology · Vol. 2, Issue 2, 2016 · pp. 5–8 Read article
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Recent Advances on the Role of Cu-Nanoparticles in the Organic Transformations
Abstract: Copper nanoparticles explored the most useful class of heterogeneous catalyst in various chemical transformations. Copper nanoparticles has attracted much more attention because of its promising activity, high atom economy, better yield, shorter reaction times, inexpensive, recyclability, low catalyst loading. These approaches open new possibilities in, click reactions, C-N and C-S cross coupling reaction, fixation of CO2, KA3 and A3 coupling, aziridine ring opening reactions. This review covers some useful organic …
Published in International journal of Nanobiotechnology · Vol. 6, Issue 2, 2020 · pp. 31–41 Read article
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Recent Advances in Aquasomes Carrier Nanotechnology for Drug Delivery
Abstract: Aquasomes are a nanobiopharmaceutical carrier device with nanocrystalline calcium phosphate or ceramic diamond particle center and a polyhydroxyl oligomeric film covering them. Aquasomes are spherical 60–300 nm objects that are used to deliver drugs and antigens. It was an effective carrier mechanism for bioactive molecules such as peptides, proteins, hormones, antigens, and genes to particular locations because of properties such as defense and preservation of fragile biological molecules, conformational integrity, …
Published in International journal of Nanobiotechnology · Vol. 7, Issue 1, 2021 · pp. 35–44 Read article
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An Investigation of Physico-mechanical Characterizations of Recycled Cellulose Fiber and Glass Fiber-polypropylene Hybrid Composite
Abstract: In the field of marine engineering design, polymeric composites reinforced with natural fibers are extensively used. The results of this study demonstrate that these properties can be enhanced by adding glass fiber (GF) to recycled cellulose fiber (rCF) plastic composites. The performance of rCF and rCF/GF hybrid polypropylene (PP) composites is being studied in the current experimental effort. On the tensile behavior and impact strength of composites containing 30 wt% …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 9, Issue 1, 2023 · pp. 1–10 Read article
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Effect of Nanoclay on the Performance of Calotopis Gigantea Fiber Reinforced Thermoplastic Composites at Distinct Temperature
Abstract: Polymer-based nanocomposite is a developing subject that attracts many researchers due to its special qualities and versatility. Because the specific surface areas of nanofillers in nanocomposites are so high, it is much simpler to produce mechanical properties at the interface. Furthermore, a favorable interaction between the nanofillers and polymer matrix may manifest itself even at comparatively lower percentages of loading nanofillers. Thus, a smart, adaptive polymer nanocomposite material with the …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 9, Issue 2, 2023 · pp. 1–9 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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Thermal and structural properties of surface treated ragweed fiber reinforced biodegradable polylactic acid biocomposites
Abstract: Natural fiber-reinforced composites (NFRC) are becoming more popular as technological advance recognizes the need for eco-friendly materials. This work presents Giant ragweed (Ambrosia trifida) as a new composite reinforcement material into polylactic acid (PLA) matrix to form novel natural fiber-reinforced composites. Different types of retting techniques are utilized, and hydrogen peroxide retting is proven to provide the most optimized properties. The fibers are taken through subsequent extraction and grinding processes. …
Published in International Journal of Composite and Constituent Materials · Vol. 8, Issue 2, 2022 · pp. 13–31 Read article
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Physico-mechanical, and Biodegradation Properties of Polyethylene/Food Polysaccharide Blends
Abstract: Hydrophilic/polar and hydrophobic/non-polar materials do not blend well, which causes issues in the production of biodegradable plastic. Plasticizer (glycerol) was one of the components added to the mixture to increase compatibility between the two materials; this also made the film less brittle. The purpose of this study is to look at how different food polysaccharide contents affect the physico-mechanical, and biodegradation characteristics of novel polymeric-based bio-composite films made from low-density …
Published in International Journal of Composite and Constituent Materials · Vol. 9, Issue 1, 2023 · pp. 1–13 Read article
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Sensing Capabilities of Fiber Reinforced Polymer (FRP) Composite Integrated With Electrical Inserts
Abstract: This paper describes the attempts made in developing a passive smart material by the integration of electrical inserts in the FRP components and studying the electrical & mechanical behavior under different loading conditions. FRPs are fabricated with copper inserts and are tested to study the resistive and capacitive behaviors of prepared specimens. FRP components are also tested for tensile, bending, compression and impact strengths to determine the effect of metal …
Published in International Journal of Composite Materials and Matrices · Vol. 1, Issue 2, 2015 · pp. 28–33 Read article
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Three body Abrasive wear behavior of A356 Aluminum alloy in different Solution treated condition
Abstract: In the present study, solution treatment of A356 Al alloy was carried out in three different ways namely T4-Solution Treatment – TB Condition, T5-Precipitation (Ageing) – TE Condition and T6-Solution Treatment and Precipitation Hardening – TF Conditions. Three body abrasive tests were carried out for all the solution treated samples as well as base metal. The influence of the heat treatment on the microstructure, hardness and abrasive wear resistance behaviour …
Published in International Journal of Composite Materials and Matrices · Vol. 4, Issue 2, 2018 · pp. 27–32 Read article
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Failure Prediction of Composite Lamina
Abstract: Composite materials are preferable in many applications of engineering than their metallic equivalent. These materials provide desirable characteristics and required properties for specific design and testing. In orthotropic fiber composites, the fiber orientation dictates the material properties, because the properties can be built into the laminate during fabrication. In this study, a composite laminate is tested with a specific configuration whether it would fail or survive under specific load. If …
Published in International Journal of Composite Materials and Matrices · Vol. 5, Issue 2, 2019 · pp. 27–36 Read article
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Dynamic Behavior of Hybrid Unidirectional Without Cracked Composite Plate
Abstract: The composite material is one of the most common materials used in engineering applications due to the wide range of properties, high strength, cheap, easy to manufacture and lightweight. Therefore, many studies and researches have been conducted and are currently being conducted to obtain the appropriate mathematical models that describe the behavior of these materials when exposed to different types of mechanical loads. A mathematical model was built by using …
Published in International Journal of Composite Materials and Matrices · Vol. 6, Issue 1, 2020 · pp. 36–47 Read article
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Fabrication and characterization of Aluminum-Granite-Graphite Metal Matrix Composite
Abstract: Moving machine elements are constantly subjected to wear and tear. Machine life can be improved by using hard and wear resistant materials. Most of machine elements are made of metals or alloys. These materials alone cannot meet the requirements of design of long-life machines. Naturally occurring hard materials lack the strength to withstand the machine loads. Composite materials provide the solution to such requirements. Based on requirement, a composite material …
Published in International Journal of Composite Materials and Matrices · Vol. 6, Issue 2, 2020 · pp. 20–30 Read article
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Development of Fly Ash Bricks Using Alccofine as Partial Replacement of Cement
Abstract: With the growing technology in bricks industry and urbanization there is lot of requirements of raw material. Due to the limited availability of non-renewable resources, it is imperative to use additional waste materials when producing bricks in order to protect these resources. To combat the problem of environmental contamination, waste materials like fly ash, silica fume, and blast furnace slag can be utilised in place of clay. So using fly …
Published in International Journal of Composite Materials and Matrices · Vol. 8, Issue 2, 2022 · pp. 19–26 Read article
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Mechanical Characteristics of Polypropylene Composites Reinforced with Hybrid Fibers: Fabrication and Evaluation
Abstract: The goal of current research is to replace synthetic materials with natural, biodegradable, and renewable ones. A lot of study is being done on natural fiber composites because of its unique properties and environmental friendliness. Natural fibers are advantageous since they are easily accessible, manageable, and biodegradable. The goal of the current study is to evaluate the changes in the mechanical properties of polypropylene reinforced with chopped pineapple leaf and …
Published in International Journal of Composite Materials and Matrices · Vol. 9, Issue 2, 2023 · pp. 20–31 Read article
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MISCIBILITY EVALUATION OF POLYSTYRENE AND POLY(METHYL METHACRYLATE) BLENDS: ANALYSIS OF MECHANICAL, THERMAL, MORPHOLOGY, AND VISCOELASTIC PROPERTIES
Abstract: Partially miscible blend of polystyrene (PS) and poly(methyl methacrylate) (PMMA) was successfully prepared employing melt blending technique. In order to impart miscibility, the processing was carried out at temperature above upper critical solution temperature (UCST) as studied from cloud point measurements. The complex modulii and viscosity derived from melt rheology analysis as a function of angular frequency were also used to study the effect of PMMA loading on the miscibility …
Published in International Journal of Polymer Science and Engineering · Vol. 1, Issue 1-2, 2015 Read article
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Study of Dynamic Mechanical and Thermal Properties of Poly(Ether Ether Ketone) Carbon Nanotubes
Abstract: The effect of polyetherimide (PEI) as a compatibilizing agent on the morphology, thermal, electrical and dynamic-mechanical properties of poly(ether ether ketone) (PEEK)/single-walled carbon nanotube (SWCNT) nanocomposites, has been investigated for different CNT loadings. After a pre-processing step based on ball milling and premixing under mechanical treatments in ethanol, the samples were prepared by melt extrusion. A more homogeneous distribution of the CNTs throughout the matrix is found for composites containing …
Published in International Journal of Polymer Science and Engineering · Vol. 3, Issue 1, 2017 · pp. 1–21 Read article
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Enhancement of Power Factor and Effective Performance of an Induction Motor Based Converter-Fed Rotor
Abstract: Abstract— Taking a novel concept of a rotor that is fed by a converter, this paper attempts to investigate an induction machine. In this the stator has been directly connected to the grid and it is also Y connected while the rotor windings are open-ended fed to a back-to-back converter with a floating capacitor. The factors that are carefully studied are the power factor and the efficiency improvements of the …
Published in International Journal of Polymer Science and Engineering · Vol. 4, Issue 1, 2018 · pp. 10–19 Read article