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1184 articles for “dense”
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Performance of Polyster Fibre Reinforced Concrete
Abstract: The present work deals with the results of experimental investigations on Recron 3s Polyester fibre reinforced concrete. Effect of these fibres on various strengths of concrete are studied. Firstly 0.1% fiber content is used and after that varied from 0.2 to 1.8% at an interval of 0.2% by weight of cement. Various strengths considered for investigation are compressive strength, flexural strength, split tensile, bond strength and shear strength. Cube of …
Published in Journal of Construction Engineering, Technology & Management · Vol. 9, Issue 2, 2019 · pp. 37–46 Read article
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Study of Nano Additives in Concrete mix Proportioning Using Nano Particle
Abstract: This research literature reviews on nanomaterials in concrete. Now, the conventional concrete Properties of nanomaterial utilization have been introduced to various attentions to increase. Ultimately, as an introduction, the nanomaterial is increasing the strength and durability of the Concrete. The nanomaterial is described as the material that includes the particle size Less than 200 nm. While the investigation of Concrete in the importance of nanomaterials, the demand is at least …
Published in Journal of Construction Engineering, Technology & Management · Vol. 10, Issue 1, 2020 · pp. 37–48 Read article
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A comparative study of high-rise building having transfer floors with and without spandrel beams
Abstract: High rise buildings recently has become the necessity in densely populated cities or urban areas. Along with advance building material and construction methods, construction of high rise building has increased significantly. This paper proposes a comparative study of high rise building with transfer floor with and without spandrel beams subjected to earthquake load. A 30 storey building with transfer floor at 5th floor is considered for the study. The building …
Published in Journal of Construction Engineering, Technology & Management · Vol. 10, Issue 1, 2020 · pp. 1–10 Read article
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Experimental Analysis of Filler Slab Using Self-Compacting Concrete
Abstract: Present-day self-compacting concrete is classified as an advanced construction material. Self-compacting concrete (SCC) is an innovative concrete that does not require vibration for placing and compaction. It can flow under its weight, completely filling formwork and achieving full compaction, even in the presence of congested reinforcement. The hardened concrete is dense, homogeneous and has the same engineering properties and durability as traditional vibrated concrete. An important improvement of health and …
Published in Journal of Construction Engineering, Technology & Management · Vol. 6, Issue 3, 2016 · pp. 15–24 Read article
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Experimental Investigation of Mechanical Properties of Hybrid Fiber (Basalt and Steel) Reinforced Concrete
Abstract: The paper reports experimental investigations on hybrid-reinforced concrete. The proportion of basalt fiber and steel fiber was 50% respectively of the total fiber taken as sample. Effect of fiber on various strengths of concrete is studied. Fiber content varied from 0 to 4% at an interval of 1% by weight of cement. Various considerations for investigation are compressive strength, flexural strength, split tensile and bond strength. Cube of size 150 …
Published in Journal of Construction Engineering, Technology & Management · Vol. 3, Issue 2, 2013 · pp. 5–10 Read article
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Influence of Recycled Coarse Aggregate on Properties of Concrete
Abstract: This study focuses on the influence of recycled coarse aggregate (RCA) on properties of concrete. Five different mixtures of RCA replacement comprising 0, 25, 50, 75 and 100% RCA were used. It was found that workability, saturated bulk density, compressive strength and flexural strength decreases with increase in RCA content in concrete. 100% manually RCA concrete passed the 17 kN/m2 compressive strength limit generally acceptable for concrete work of non-high …
Published in Journal of Construction Engineering, Technology & Management · Vol. 3, Issue 3, 2013 · pp. 45–53 Read article
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Experimental Study of Sulphate Attack on Steel Embedded in Reinforced Concrete
Abstract: Corrosion is one of the biggest problems of steel in reinforced concrete (RC) structure, whichdeteriorates the durability of concrete structure at a considerable rate. In this paper, we havestudied the corrosion density, corrosion rate, and resistivity to a solution of 0.78 N H2SO4withthe help of electrochemical process to a temperature range of 307–309±1 K by using SternGeary equation and Tafel slope on 12 and 8 mmφ bar. The current work …
Published in Journal of Construction Engineering, Technology & Management · Vol. 6, Issue 3, 2016 · pp. 25–34 Read article
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Effect on Mechanical Properties of Concrete Using Industrial Waste
Abstract: Waste management is a great challenge for any country in current and future aspect. Solid waste generates from different industry i.e. stone, marble, coal, tire etc. are major issues in India. These wastes create major environmental & health problems for surrounding people. This study represents the utilization of waste kota stone slurry and marble powder as sand & cement replacing material with 15% fly ash of class-C. Waste kota stone …
Published in Journal of Construction Engineering, Technology & Management · Vol. 13, Issue 2, 2023 · pp. 19–25 Read article
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Review on Replacement of Coarse Aggregate with Palm Kernel Shells: An Environmentally Sustainable Approach
Abstract: The palm shell, extracted from fruit seed can be categorized as a natural lightweight aggregate. To prepare the lightweight aggregates the mass compactness is between 1450 kg m−3 to 1750 kg m−3, which restricted it as low-density concrete. As the curing period of concrete progresses, there is a rise in the strength recognized the strength in the compression results of the cementitious material in 90 days of testing. Referring to …
Published in Journal of Construction Engineering, Technology & Management · Vol. 13, Issue 2, 2023 · pp. 1–6 Read article
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Power Factor Improvement in BL-Pseudo Boost Converter-based BLDC Motor Drive
Abstract: Power factor correction (PFC) system increases the efficiency of power supply, delivering cost savings on electricity. Exchanging power supplies without PFC attract current short, high greatness beats. The beats can be smoothed out utilizing dynamic or inactive PFC procedures. This improves the power factor. A Bridgeless (BL) Pseudo boost converter is used for power factor correction in Brushless DC Motor (BLDC) drive. This converter working in spasmodic conduction mode (DCM) …
Published in Journal of Control & Instrumentation · Vol. 10, Issue 2, 2019 · pp. 40–49 Read article
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Types of Motors Used in Electric Vehicles
Abstract: A large number of pollutants is being emitted through conventional vehicles due to internalcombustion in its engine which increases pollution in the atmosphere. The price and demandfor fuel have also increased. So future demand and development of electric vehicles (EV)growing because it is eco-friendly, economical and high efficient. This paper presents thecomparison between different types of motors which can be used in electric vehicles so that itcan run with its …
Published in Journal of Control & Instrumentation · Vol. 11, Issue 2, 2020 · pp. 1–9 Read article
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Non-Homogeneous Effect on Vibration of Visco-Elastic Rectangular Plate Having Parabolically Varying Thickness in Both Directions
Abstract: At present the vibration theory has become significant in every sphere of applied sciences. In the advance time, the plates of variable thickness are widely used in civil, aeronautical, mechanical, electronics and marine structures like jet engines designing, space crafts, gas turbines, nuclear power projects etc. The effect of variation of non-homogeneity on vibration of visco-elastic rectangular plate with parabolically varying thickness in both directions is presented in this paper. …
Published in Journal of Experimental & Applied Mechanics · Vol. 9, Issue 3, 2018 · pp. 31–45 Read article
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On the Optimisation of fundamental frequency to determine the Optimal Design of Bracing System for A Three Storey One Bay Two Dimensional Planar Structure
Abstract: Bracing systems are useful to improve the resistance of multi-storey buildings subjected to wind forces acting in lateral direction on the structure. The main focus of this paper is to find the optimal design of the bracing for a three storey one bay two dimensional planar structure. The eigen frequency of the structure is maximized to determine the relative density using a stress based criteria of each element for every …
Published in Journal of Experimental & Applied Mechanics · Vol. 9, Issue 3, 2018 · pp. 55–59 Read article
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Effect of Ni Addition on the Hardness and Tensile Strength of Al – Cu Alloy Prepared by Powder Metallurgy Technique
Abstract: Aluminium alloys are becoming potential engineering materials offering excellent combination of properties such as high specific strength, high specific stiffness, electrical and thermal conductivities, low coefficient of thermal expansion and wear resistance. Generally, copper and nickel were used as alloying elements in aluminium alloy to increase high temperature strength.Both powder metallurgy as well as casting techniques is used to produce Al-Cu-Ni alloys.However, P/M technique is better suited for preparing this …
Published in Journal of Experimental & Applied Mechanics · Vol. 9, Issue 3, 2018 · pp. 19–23 Read article
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A Study on Response Parameters of Injection Moulding Process in Polypropylene Plastic using Grey Relational Analysis
Abstract: The purpose of this research is to study multi-response optimization of injection moulding parameters and to verify the optimum parameters of polypropylene for achieving the best result. The four parameters taken for injection moulding are injection pressure, melt temperature, packing pressure and packing time. The experiments are plotted by using L27orthogonal array. Orthogonal array is generated with the help MINITAB-17. The effect of process parameters such as melt temperature, packing …
Published in Journal of Experimental & Applied Mechanics · Vol. 10, Issue 3, 2019 · pp. 30–39 Read article
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Design of Centrifugal Fan Impeller and Comparison with Industry Design: A Case Study
Abstract: Fans are one type of turbo machines to deliver a desired amount of volume flow and static/total air pressure. The density, temperature and altitude play a vital role in fan design. Fan design process is complex and an exact simpler direct analytical methods are rarely used by reputed fan designers. An approach is made to identify analytical formulae recommended by Ing Bruno Eck and Frank. P. Bleier and carry on …
Published in Journal of Experimental & Applied Mechanics · Vol. 11, Issue 1, 2020 · pp. 11–15 Read article
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ASSESSMENT OF MECHANICAL PROPERTIES OF ALUMINIUM WITH FLY ASH REINFORCMENT
Abstract: There is always a demand for lighter but with high strength materials in many industrialapplications including automobile and aerospace industries. Reinforced aluminiumAluminium has been used for these applications for many years. Researchers worked out witha variety of reinforcements. In the present paper, use of fly ash is investigated by usingpowder metallurgy technique. Fly ash composition can raise up to hardness, and density,corrosion & wear rate can also be reduced. According …
Published in Journal of Experimental & Applied Mechanics · Vol. 14, Issue 1, 2023 · pp. 18–22 Read article
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Technological Progress in Thin Wall Austempered Ductile Iron: From Manufacturing to Operation
Abstract: Nowadays, aluminum is used more often than cast iron in the production of cast parts due to the desire to reduce vehicle weight. Theoretically, austempered ductile iron can be used in high strength, light weight parts because thin wall austempered ductile iron (TWADI) components can be produced with strength-to-density ratios that are comparable to those of cast aluminum. Thus, advancements in the technology of thin wall austempered ductile iron are …
Published in Journal of Experimental & Applied Mechanics · Vol. 14, Issue 2, 2023 · pp. 38–52 Read article
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Hybrid Solar PV–Wind Energy System: A Performance Study
Abstract: The solar PV and, wind energy hybrid technology is based on the concept of a modular, scalable, distributed renewable energy system designed and optimized for on and off grid installations. This kind of system is fully integrated hybrid system that combines wind energy units with PV technology in a compact footprint, creating the greatest energy generation density. The hybrid concept is unique and disruptive, seamlessly utilizing wind and solar energy …
Published in Journal of Electronic Design Technology · Vol. 8, Issue 1, 2017 · pp. 7–10 Read article
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Bio-physiochemical analysis of Algae –Gasoline and Butanol-Gasoline blended fuels
Abstract: AbstractThe main objective of this paper was to formulate and identify the physiochemical characteristics of fuel blended with algae oil, butanol and gasoline. The comparison of the characteristics of algae and butanol blended with gasoline is also presented in the paper. These blends have been prepared with three different blending ratio 5%, 10% and 15%, respectively. The requirement of another source of energy is increasing rapidly as fossil fuels are …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 8, Issue 1, 2018 · pp. 10–16 Read article