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709 articles for “economical”
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Evaluating Boiler Performance in Refinery Operations Using Thermodynamic Principles
Abstract: This work involves the evaluation of effect of boiler operating temperature and pressure on the performance of steam power plant, a case study of Port Harcourt Refining Company. Thermodynamic principles of the Rankine cycle as the ideal cycle for steam power plant analysis were applied in this study. Boiler operating pressures of 43bar and 61bars were used. The results obtained showed that there was improved performance of the plant when …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 4, Issue 2, 2018 · pp. 8–28 Read article
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Deep Sea Rock Drill Fluid Improved Performance by Addition of Nanomaterials
Abstract: This review contains descriptive issues about improvement in bentonite-based drill fluid after nano matter addition applicable to oil and gas well. This is to improve high-temperature access as well as viscous-dynamic performances under low fluid loss. Oil-based drill fluid seemed to be more favorable as restrict seal by mud cake containing shale whereas water-based drill fluid is economical and ecofriendly. Shale of mine is often searched as the sacred source …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 7, Issue 1, 2021 · pp. 29–38 Read article
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Oxidative Desulfurization of Petroleum
Abstract: One of the most successful desulfurization procedures for the creation of ultra-low sulphur import fuels is oxidative desulfurization, which converts aromatic sulfur-containing molecules into sulfone counterparts before being extracted. Oxidative desulfurization processes using graphene oxide are of great interest for fuel sulfur removal. Its technique of desulfurization in reactions catalyzed was thoroughly detailed in this review, along with graphene’s function as a supported catalyst, the findings of research on oxidative …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 8, Issue 2, 2022 · pp. 1–4 Read article
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Novel Approaches to Thermodynamic Optimization in Industrial Processes
Abstract: Thermodynamic optimization in industrial processes stands as a pivotal pursuit in enhancing efficiency, sustainability, and economic viability. Traditional methodologies have primarily focused on established principles, yet the escalating demands for resource conservation and emissions reduction necessitate innovative strategies. This abstract presents a compendium of novel approaches aimed at revolutionizing thermodynamic optimization in industrial settings. Firstly, the incorporation of advanced machine learning algorithms unveils unprecedented opportunities for predictive modeling and real-time …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 9, Issue 2, 2023 · pp. 20–25 Read article
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Thermodynamic Optimization of Renewable Energy Processes
Abstract: In the pursuit of sustainable energy solutions, the thermodynamic optimization of renewable energy processes plays a crucial role in enhancing efficiency and reducing environmental impact. This paper explores the principles and methodologies involved in optimizing various renewable energy systems, including solar, wind, biomass, and geothermal energy. By leveraging the fundamentals of thermodynamics, the study examines key parameters and performance indicators to identify optimal operating conditions and design configurations. The analysis …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 9, Issue 2, 2023 · pp. 31–37 Read article
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Using Pavement Automated Monitoring System in Prioritization of Maintenance Decisions
Abstract: The road transportation system greatly affects the development of economy and social activities for the country. However, pavement maintenance and rehabilitation may be extremely costly and require a lot of funds and resources. Therefore, it is essential to spend these funds in an optimal way. In recent years, the major challenge that have faced most of highway management agencies in Iraq is how to preserve the road network at an …
Published in International Journal of Construction Engineering and Planning · Vol. 1, Issue 1, 2015 · pp. 1–13 Read article
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Runway Orientation Problems – A Case Study of Middle Euphrates International Airport MEIA
Abstract: It has been planned to design and construct a major international airport at the middle Euphrates region of Iraq to support the commercial development plan and serve the pilgrim’s occasional visit to the holly shrine at Holy Karbala and Najaf provinces. The airport site is 30 km west of Karbala at the edge of the great western desert. The design includes construction of two parallel runways of 4500 m length, …
Published in International Journal of Construction Engineering and Planning · Vol. 1, Issue 1, 2015 · pp. 21–28 Read article
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Energy Conservation in Building Construction
Abstract: Energy is the ability to do work. Energy intensity is a measure of the energy efficiency of a nation’s economy and is calculated as units of energy per unit of Gross Domestic Product. There are different forms of energy like chemical, mechanical, electrical, thermal, magnetic, nuclear, etc. Most commonly, we use energy in the form of electrical energy. Generally energy is produced from fossil fuels but their resources are limited. …
Published in International Journal of Construction Engineering and Planning · Vol. 1, Issue 2, 2015 · pp. 20–22 Read article
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Correlation Between CBR Values and Index Properties of Soils
Abstract: Presently India’s infrastructure is growing rapidly. Large number of new urban and lightly trafficked roads are being constructed or planned. The California bearing ratio (CBR) is the well known, common and trustful test currently used in road construction. The CBR values are used by the engineers to design the thickness of pavement layer to be laid on the top of the sub-grade. Laboratory tests like consistency tests, standard proctor test …
Published in International Journal of Construction Engineering and Planning · Vol. 3, Issue 2, 2017 · pp. 18–21 Read article
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The Role of Off-Site Construction Technology in Building Construction Industry
Abstract: ABSTRACT The purpose of this study is to display the role of off-site method of construction technology. On this research, descriptive case study method was employed. Both primary and secondary data sources were utilized, in which primary data were collected through personal interview, desk study, questionnaires and field observation and secondary data were collected from different documents and sources. The findings showed that, off-site construction has a great role on …
Published in International Journal of Construction Engineering and Planning · Vol. 4, Issue 2, 2018 · pp. 16–21 Read article
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Study on Rural Infrastructure availability and wellbeing in Karisalkulam Village
Abstract: Rural development is the process of developing rural areas through improving the quality of living for rural people. Development not only means technology and education but also gaining and accepting ability of culture to adopt the new era to compete with the outer world. The planning and strategies for rural development are mainly concerned with Gram Panchyats, schools, higher educational institutes, industries and labor needs. The aim of this study …
Published in International Journal of Construction Engineering and Planning · Vol. 6, Issue 1, 2020 · pp. 25–34 Read article
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Analysis of Critical Success Factors for Metro Construction Projects in India
Abstract: Critical success factors pertain to the objectives, principles, and economical performance of theproject. To understand goals and which methods are accustomed to achieve them and also the way tomake efficient its output, these all support designed critical success factor. It is well-known that theconstruction management or industries having dynamic nature due to its everywhere disseminationthrough technologies and within the developing countries, the construction industry is one altogetherthe foremost job creators. …
Published in International Journal of Construction Engineering and Planning · Vol. 7, Issue 1, 2021 · pp. 1–5 Read article
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Study of Durability Properties of Bagasse Ash Concrete and Its Behaviour when Exposed to Elevated Temperatures
Abstract: The major driver for the economic growth and social progress of any country is its construction sector. In India, it is estimated that construction contributes 8% to 9% to GDP and this share is likely to increase in coming years. High-performance concrete made from ordinary Portland cement (OPC) and various supplementary cementitious materials (SCM) are alarmingly finding their use in construction worldwide. Bagasse ash (BA), one such SCM, the agro-industrial …
Published in International Journal of Construction Engineering and Planning · Vol. 8, Issue 2, 2022 · pp. 51–62 Read article
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Evaluation of Green Rating System for Building
Abstract: Civil Industry is a rapidly growing industry in this is due to the country's huge economic, social, and infrastructural development. This development of the construction industry leads to a negative impact on the environment and harms human beings. Hence, to reduce this the concept of ‘Green Building Technology is put forward in recent years. Green Building Technology is a rating system adopted worldwide which provides unique guidelines to make construction …
Published in International Journal of Construction Engineering and Planning · Vol. 9, Issue 1, 2023 · pp. 39–45 Read article
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Study on Partial Replacement of Cement by Bagasse Ash in Cement Concrete
Abstract: Today, researchers all over the world are trying to utilize agricultural wastes like corncob ash, rice husk ash, bagasse ash as a partial replacement of cement, thereby reducing cement production and greenhouse gases emissions. Sugarcane bagasse is a fibrous waste product of sugarcane refining industry and being disposed to open landfills causing serious environmental impacts. In this study, Bagasse ash was partially replaced in the ratio of 0%, 5%, 10%, …
Published in International Journal of Concrete Technology · Vol. 4, Issue 1, 2018 · pp. 29–35 Read article
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Aerocon Bricks
Abstract: Various low-cost housing projects are considered by a growing demand chiefly due to urbanisation. The collection of building materials should chance the requirements of local conditions to enhance quality of life for the most needed ones by building new structures and/or by improving existing structures. Various studies showed that a big variety of wall materials have been used in different building systems with traditional and modern construction methods, but only …
Published in International Journal of Concrete Technology · Vol. 4, Issue 2, 2018 · pp. 37–48 Read article
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Modeling Concrete Tensile Strength from Fly Ash and Alccofine as Partial Replacement for Cement
Abstract: Tensile strength development were carried applying derived modeling and simulation, this study is to monitor the behaviour of the material in tensile state, Several materials has been used as modifiers or partial replacement, but the application of alccofine as a micro-fine materials has not been thoroughly applied by experts, this product has fine particles that is more finer than cement including other materials, the tensile strength behaviour from the studies …
Published in International Journal of Concrete Technology · Vol. 6, Issue 2, 2020 · pp. 22–38 Read article
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Mechanical Behavior of Fly Ash Concrete A Critical Review
Abstract: Concrete structure is the most common all over the world. Cement is the major ingredient of concrete. Though the raw materials needed for manufacture of cement are available in most parts of the world, many countries have severe shortage of cement, although their needs are vast. The search for suitable substitute for cement, either partially or fully, has thus become a challenge for planning the development of many of the …
Published in International Journal of Concrete Technology · Vol. 7, Issue 1, 2021 · pp. 29–43 Read article
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Effect of RHA on Strength of M20 Concrete under both Acidic and Non-acidic Medium by Using Ultrasonic Pulse Velocity Test
Abstract: This work investigates the effects of adding rice husk ash (RHA) on strength of M20 cement concrete under both acidic and non-acidic medium by using NDT i.e., Ultrasonic Pulse Velocity Test. M20 strength concrete was produced using locally available materials. The rice husk ash (RHA) passing 200 micron and 325-micron sieves taken as a 0% - 20% weight of cement & replacement of cement has been done. The RHA effect …
Published in International Journal of Concrete Technology · Vol. 7, Issue 2, 2021 · pp. 23–29 Read article
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Evaluation of The Resistance of Concrete by Partial Replacement of Coarse Aggregate with Steel Slag and Cement with Bentonite Powder
Abstract: According to the WHO, concrete is the third most consumed material by humans after food and water. Concrete consists of cement, coarse aggregate, fine aggregate and water. In the production of cement, carbon dioxide is released into the environment, which becomes a big problem for environmental protection. Therefore, there is a need to modify the cement with some natural materials with pozzolanic properties. The aggregates, which are extracted from natural …
Published in International Journal of Concrete Technology · Vol. 8, Issue 1, 2022 · pp. 21–29 Read article