373 hasil untuk "Muhammad Abid"
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Artikel Jurnal
Investigation of Residual Stresses and Distortion in Welded Pipe-Flange Joint of Different Classes
ABSTRACT: Pipe and flange joints are commonly used in petrochemical, nuclear and process industries. Commonly, welding is used to make these joints which produces residual stresses and distortions. These stresses have detrimental effects on the structural integrity and service performance of the…
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Artikel Jurnal
COMPARATIVE PERFORMANCE STUDY OF GASKETED AND NON-GASKETED FLANGE JOINTS UNDER COMBINED INTERNAL PRESSURE, AXIAL AND BENDING LOADING – AN EXPERIMENTAL STUDY
In this paper result of an extensive comparative experimental study of a gasketed and non-gasketed flange joint with different assemblies with different combined load combinations is carried out to investigate joint performance i.e. joint strength and sealing capability. Actual joint load…
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Artikel Jurnal
STAMINA OF A GASKETED BOLTED FLANGED PIPE JOINT UNDER DYNAMIC LOADING
Gasketed bolted flange joints are the most critical components in pipelines for their sealing and strength under operating conditions. Most of the work available in literature is under static loading, whereas in industry, cyclic loads are applied due to the vibrating machinery such as motors…
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Artikel Jurnal
ENERGY AUDIT OF A TEXTILE MILL – A CASE STUDY
The textile industry plays a pivotal role in Pakistan’s economy. The industry‘s share for overall manufacturing activity is 46%; in the export sector it is 68%; in value addition it is 9% of GDP and in providing employment it is 38%, in addition to the foreign exchange earnings, investment and…
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Artikel Jurnal Teks lengkap
SHADOW EDUCATION
Shadow education stands for those activities which are designed to improve students’ academic learning in examinable subjects taught in a formal school. This paper looks at the historical development of the term, and how it has been defined differently by different researchers. The paper challenges…
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Artikel Jurnal
Feminism and Deconstruction
AbstractFeminist sensibility viewed in circumference of Derridian philosophical acumen to deconstruction makes feminism a fluid, multiverse and multidextrous consciousness. Not that feminism is a term, theory or movement but that it is an event or occurrence and itself continues to deconstruct…
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Artikel Jurnal
Islamic and Western Education Systems – Perceptions of Selected Educationists in Malaysia
This research article explores the perceptions of Muslim educationists in Malaysia about the Islamic and the western education systems. Views of two faculty members, who are active proponents of Islamic education, were acquired through interviews and their perceptions on Islamic and western…
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Artikel Jurnal Teks lengkap
Enhanced Power Generation by Piezoelectric P(VDF-TrFE)/rGO Nanocomposite Thin Film
In this study we fabricated a piezoelectric nanogenerator (PENG) of nanocomposite thin film comprising a conductive nanofiller of reduced graphene oxide (rGO) dispersed in a poly(vinylidene fluoride-co-trifluoroethylene) (P(VDF-TrFE)) matrix that was anticipated to show enhanced energy harvest…
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Artikel Jurnal Teks lengkap
Improved Pyroelectric Nanogenerator Performance of P(VDF-TrFE)/rGO Thin Film by Optimized rGO Reduction
The pyroelectric nanogenerator (PyNG) has gained increasing attention due to its capability of converting ambient or waste thermal energy into electrical energy. In recent years, nanocomposite films of poly(vinylidene fluoride-co-trifluoro ethylene) (P(VDF-TrFE)) and nanofillers such as reduced…
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Artikel Jurnal Teks lengkap
Effect of Various Nanofillers on Piezoelectric Nanogenerator Performance of P(VDF-TrFE) Nanocomposite Thin Film
Flexible polymer-based piezoelectric nanogenerators (PENGs) have gained significant interest due to their ability to deliver clean and sustainable energy for self-powered electronics and wearable devices. Recently, the incorporation of fillers into the ferroelectric polymer matrix has been used to…
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Artikel Jurnal Teks lengkap
A Novel Numerical Treatment to One Dimensional Heat and Wave Equations with Second Order Accuracy
Numerical solutions to partial differential equations (PDEs) play a vital role in modeling complex physical phenomena across scientific computing and engineering disciplines. Achieving stable, accurate solutions requires careful selection of numerical methods and parameters. However, guidelines for…
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Artikel Jurnal Teks lengkap
Data-driven evaluation of background radiation safety using machine learning and statistical analysis
The entire globe is radioactive naturally, and humans are constantly exposed to background radiation from cosmic rays and the radioactive materials in their environment. The concentration and effects of background radiation can vary based on geographical location. Measuring background radiation…
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Artikel Jurnal Teks lengkap
Enhanced performance of mixed HWMA-CUSUM charts using auxiliary information
Quality control (QC) is a systematic approach to ensuring that products and services meet customer requirements. It is an essential part of manufacturing and industry, as it helps to improve product quality, customer satisfaction, and profitability. Quality practitioners generally apply control…
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Artikel Jurnal
Biogas Digester with Simple Solar Heater
ABSTRACT: In this research work, the design, fabrication and investigation of a biogas digester with simple solar heater are presented. For the solar heater, a built-in reverse absorber type heater was used. The maximum temperature (50°C) inside the methane tank was taken as a main parameter for…
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Artikel Jurnal
Digital Technologies for Learning at Allama Iqbal Open University (AIOU): Investigating Needs and Challenges
The present study investigated the need of digital technologies for the distance learners of AIOU (Allama Iqbal Open University), and the challenges in its implementation. Within mixed-method approach, an explanatory sequential design was employed to conduct this study. Quantitative data was…
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Artikel Jurnal Teks lengkap
LEADER AND LEADERSHIP
Leader and leadership are two of the most widely used terms in education and management science research. As a result of their wide use, they have been defined by different researchers and scholars. Because of varied cultural, historical and academic backgrounds of those researchers, these terms…
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Artikel Jurnal
COMBINED UNCOVERED SHEET-AND-TUBE PVT-COLLECTOR SYSTEM WITH BUILT-IN STORAGE WATER HEATER
This work describes the design and investigation of a simple combined uncovered sheet-and-tube photo-voltaic-thermal (PVT) collector system. The PVT-collector system consists of a support, standard PV module (1.22x0.305m, area=0.37m2, fill factor=0.75), sheet-and-tube water collector and storage…
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Artikel Jurnal Teks lengkap
Solar Biogas Digester with Built-In Reverse Absorber Heater
In this work the design, fabrication and investigation of a solar biogas digester with built-in RAH (Reverse Absorber Heater) is presented. The maximum temperature (50 o C) inside of the methane tank was taken as a main parameter at the design of the digester. Using energy balance equation for the…