Raman Kumar

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Verified

Raman verified their affiliation via an institutional email.

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• Ph.D. Mechanical Engineering
• Professor (Assistant) at Guru Nanak Dev Engineering College

Higher education is essential because it exposes students to a variety of areas. The academic performance of IT students is crucial and might fail if it isn’t documented to identify the features influencing them, as well as their strengths and shortcomings. The student academic prediction system needs to be enhanced so that teachers can forecast th...

In this study, a combination of ab initio calculation (density functional theory) and a thermodynamic approach was applied to investigate the properties of arsenic in exhaust gas emitted from coal-based power plants in various temperature ranges. Also, the mechanism of interaction of aluminum phosphorus nanotube (AlPNT) with various arsenic moietie...

In recent years, sustainability has evolved profoundly and garnered significant global attention, establishing itself as a pivotal topic in contemporary research. In line with this development, the present review thoroughly examines existing studies on machining processes employing minimum quantity lubrication (MQL). The growing imperative for sust...

Integrating sustainable energy systems (SESs) and artificial intelligence (AI) has emerged as a promising approach to address the energy sector's challenges and accelerate the transition to a sustainable future. This review presents the key concepts, implications, and potential applications of integrating SESs and AI. It explores various renewable...

The present analysis investigates the possibility of using a tapered mast profile for bladeless wind turbines (BWTs) to enhance the function of extracting wind energy through the phenomenon of vortex-induced vibrations. Conventional HAWTs which remain the most efficient are however, costly in maintenance, mechanically complicated and rather unfavou...

Fused Deposition Modeling is 3D printing techniques which chiefly appreciated for prototypes. This manufacturing process works by extrusion of thermoplastic materials to make the three-dimensional objects. In this work, we pursued to identify the FDM parameters to increase mechanical properties, specifically ultimate tensile strength (UTS) and comp...

Sustainability evaluation involves a structured procedure to appraise the impacts of an undertaking on the environment, society, and economy. It aims to determine whether the actions or decisions are in line with sustainable development goals and can provide long-term benefits while minimizing negative consequences on the planet and society. In the...

This study explores the potential of using vegetable oil enhanced with nanoparticles as a metalworking fluid. Various alumina concentrations (0–1%) were mixed into sunflower oil, and thermo-physical properties analysis was used to identify the optimal concentration of alumina nanoparticles. Subsequently, hard milling of Inconel 690 was performed in...

In the pursuit of higher conversion efficiency, the PV industry has turned its focus towards perovskite-silicon tandem solar cells, which currently represent the peak of innovation. To surpass the efficiency limits of traditional single-junction cells, researchers are exploring the potential of these tandem solar cells by integrating the merits of...

Hybrid composites are novel composites that can meet the demands of cutting-edge applications. They may be utilized to meet advanced applications by maximizing weight reduction by reducing adhesive film weight and performance through increased characteristics. The mechanical and corrosion study of Al 7075 hybrid metal matrix composites reinforced w...

Nano lubricants are revolutionizing the performance of journal bearing, offering innovative solutions to tackle key issues in wear, friction, and load-carrying capacity. This review examines recent progress in nanolubricant applications, highlighting their substantial impact on bearing efficiency and durability. The addition of nanoparticles to lub...

Effect of rotational load is studied on the vibration responses of a composite shell reinforced with graphene nanoplatelets based on shear deformation theory. The shell is reinforced with GNPs in various distributions. The motion equations are derived using Hamilton’s principle. The constitutive relations are developed in three dimensional coordina...

To decrease reliance on fossil fuels and carbon emissions, electric vehicles (EVs) have emerged as indispensable instruments in the automotive industry's shift toward more sustainable methods. The achievement of peak efficiency in EVs is contingent upon the appropriate selection of motors and batteries; therefore, exploring methods that ensure...

The amount of substance found in the environment (such as water, soil, and air) relates to the concentration of pollutants. Pollutant concentration analysis is a helpful tool for evaluating how effectively procedures for waste treatment and regulatory constraints reduce contamination concentrations. Because of this, the Bodewadt flow of ternary hyb...

The aim of the work described in this paper is to improve the thermal stability and mechanical properties of polypropylene (PP)/styrene‐ethylene‐butylene‐styrene (SEBS)/clay nanocomposites fabricated by fused filament fabrication (FFF). The response surface method is used to investigate the effect of print speed, nozzle temperature, and nano‐clay c...

Currently, the world is focusing on sustainable development aspects to maintain a healthy environment for future generation, and it is mandatory that researchers consider naturally available resource utilization in the form of waste. However, one concern with natural resources is their low strength in terms of their mechanical and physical properti...

Inconel 690 is widely recognized for its superior heat resistance, making it a popular choice in aerospace and aeronautical engineering. However, its exceptional strength and rigidity pose significant challenges to machinability, highlighting the need for advanced research in this area. Recent advancements in lubrication strategies have shown promi...

The studies have focused on a bibliometric review of electric vehicle (EV) integration with the grid. It follows a methodical procedure using a pre-established search strategy to examine and analyze previous work on vehicle- to-grid (V2G). There were 21,535 articles found initially focusing on green urban transit. Following the last cleaning, edi...

The Ilesha and Ado-Ekiti areas are characterized by extensive mineral potentials, including both metallic and non-metallic resources. To detect the probable zones of mineralization, airborne magnetic and radiometric data were applied to map lineaments and lithological components. o generate comprehensive structural maps, the Centre for Exploration...

Nature’s evolutionary mastery has perfected design over the years, yielding organisms superbly adapted to their surroundings. This research delves into the promising domain of bio-inspired designs, poised to revolutionize mechanical engineering. Leveraging insights drawn from prior conversations, we categorize innovations influenced by life on land...

The current study aims to investigate heat transfer processes in chemically reacting processes, specifically focussing on the flow of an electrically conducting nanofluid over a curved extended surface. The work tries to describe the complex interaction between heat and mass transport phenomena in many applications, such as the biological sciences,...

This study addresses the critical need for high-strength, corrosion-resistant materials in renewable energy, biomedical and maritime applications, necessitating effective heat treatment processes. Focusing on AISI 52100 steel, the research employs finish hard turning with coated carbide inserts under dry cutting conditions. Five machine learning me...

The advent of the COVID-19 pandemic has brought about unprecedented disruptions in the field of education, necessitating a reevaluation of pedagogical approaches in the post-COVID era. This research paper introduces a novel interval-valued fuzzy simple additive weighting (SAW), weighted product model (WPM), and weighted aggregates sum product asses...

This paper reports the feasibility of developing Al2024 alloy matrix composites reinforced with borosilicate glass wastes. The goal of this research work was to develop low-cost high-performance Al2024 alloy matrix composites with low densities. Al2024 alloy and borosilicate glass particulates with varying weight% (wt%) of 0%, 3%, 6% and 9% were us...

Abstracta A numerical simulation is conducted to examine the impact of heat source on reactive dynamics of catalytic nanolubricant flow through a horizontal microchannel with convective boundary conditions. The ZnO–SAE50 nanolubricant is important as it reduces the wear in components such as shafts, gaskets, piston bores, and valve mechanisms, offe...

The present investigation examines the circulation of and based nanofluids while considering the concentration of waste discharge. An innovative stacking regressor model is used to increase prediction accuracy. Using Shooting and Runge Kutta Fehlberg's fourth and fifth‐order schemes, the governing equations are converted into ordinary differential...

This review paper provides a detailed evaluation of the existing landscape and future trends in applying machine learning and deep learning approaches for predicting concrete strength in construction engineering. The study contextualizes the investigation of machine learning and deep learning in concrete strength prediction, emphasizing the need fo...

Due to its superior thermal conductivity and efficient thermal management, ternary nanofluids play a crucial role in electronic advance cooling systems, solar thermal collectors, managing efficiency of thermal exchangers, targeted drug delivery systems, and various technologies. An essential aspect of understanding complex systems is studying the i...

This work explains application of Levy type solution method for bending analysis of a novel auxetic metamaterials reinforced doubly curved shell. The two opposite edges of the shell are assumed simply supported and two others one are assumed clamped. A shear deformable-based kinematic model is extended and the governing equations are derived using...

The increasing demand for food delivery services driven by technological innovations has led to a surge in online shopping and food ordering. Efficient logistics play a crucial role in connecting customers with restaurants seamlessly. In this context, the practical application of graphical networks is explored in this article to streamline food del...

Hastelloy C276 alloys are renowned for their exceptional tool-work interaction, high-temperature strength, and toughness. Despite their widespread use, machining these alloys poses challenges such as tool wear and elevated temperatures at the tool-work interface. To address these issues, modern lubrication/cooling methods like Minimum Quantity Lubr...

As industries rely more and more on magnetohydrodynamic (MHD) systems for different uses in power, production, and management of the environment, it becomes essential to optimize these operations. The study seeks to improve the effectiveness and productivity of cooling structures, chemical reaction reactors, and contaminant control methods by inves...

The present work focuses on the flow of an incompressible, viscous nanofluid between convergent/divergent channels. Applications in cosmetics, food processing, and medicines need an understanding of interfacial layer features, which is crucial in fields like emulsions, colloid science, and surface chemistry. In view of this, the current work explor...

This study explores the experimentally verifiable rheological parameters of sparsely spaced suspensions of periodically forced rubber spheres in water at low Reynolds numbers. The experimentally verifiable rheological parameters are first normal stress difference, second normal stress difference, intrinsic pressure, and relative viscosity. These pa...

Eigenvalue-eigenvector solution procedure is developed in this article for bending analysis of a graphene origami (G-Ori) reinforced composite plate subjected to thermomechanical loads. The first order shear deformable is extended for description of the displacement field components and the virtual work principle is used for derivation of the gover...

The flow of hybrid nanoliquid produced by the stretching or shrinking rotating cone under the wall-deforming boundary conditions is studied in the present article. The effect of homogeneous-heterogeneous chemical reactions and thermal radiation on the stream is also considered in the modelling to discuss mass and heat transport. Engineers and scien...

Additive manufacturing (AM), also recognized as 3D printing, has gained significant attention in various industries for its potential to revolutionize production processes. One critical aspect of AM is ensuring the quality and performance of printed parts, particularly concerning mechanical properties like tensile stress. In the present work, the e...

In smart agriculture, identifying plant illnesses early is vital because it prevents diseases from spreading. A novel statistical approach-based plant disease detection system is developed to identify and categorize diseases early. A novel statistical threshold value is utilized to divide apart the sick portion of the leaf, and a co-occurrence matr...

Many applications, including micro air vehicles, automotive, aerospace, refrigeration, mechanical–electromechanical systems, electronic device cooling, and micro heat exchanger systems, can be used to determine the heat flow in microchannels. Regarding engineering applications, heat flow optimization discusses the role of entropy production minimiz...

The eternal 1-secure set, strategically protects graphical structures against attacks by placing sentinels within dominating sets. This study adapts this concept to real-world scenarios, like emergency response systems, by addressing challenges such as roadblocks and traffic congestion. We introduce the secure set and the eternal 1-secure set for f...

Rooftop solar micro-power plants mitigate pollution and transmission problems in crowded Indian cities. The Indian government is exploring alternate solutions, and the micro, small, and medium enterprises (MSME) sector is also coming forward to opt for sustainable solutions. This study is focused on the MSME segment in India, which constitutes appr...

The imperative shift toward sustainability has driven contemporary scholars to explore the lubricating and cooling properties of vegetable oils in traditional metal-cutting processes. Palm oil, as an environmentally conscious derivative, emerges as a preferable option for the base fluid in Minimum Quantity Lubrication (MQL). However, its high visco...

The investigation of thermal radiation and thermophoretic impacts on nano-based liquid circulation in a microchannel has a significant impact on the cooling of microscale equipment, microliquid devices, and many more. These miniature systems can benefit from the improved heat transfer efficiency made possible by the use of nanofluids, which are des...

The main motivation of this study is to examine the effects and behavior of Casson nanofluid mainly in reference to oblique stagnation points across a stretching surface. Oblique stagnation point (OSP) motions have so many applications, like artificial fibers, sticky materials, drying paper, and freezing electrical equipment, and numerous applicati...

In recent decades, the significance of power generation from renewable sources has emerged as a pivotal advancement for environmental sustainability. This study endeavors to thoroughly explore potential renewable energy sources to comprehensively evaluate their viability in regions characterized by average energy consumption patterns. The primary o...

A comprehensive understanding of the behaviour of nanoparticles in a fluid flow may be necessary to design more efficient medication delivery devices. The behaviour of nanofluids in a variety of environments, including those affected by magnetic fields and temperature gradients, may have an impact on the targeted distribution of medications inside...

Cryogenic treatment is the technique of exposing tools/workpieces to cryogenic temperatures to eliminate residual stresses and improve tool performance under specified applications. The current study investigated the impact of cryogenic treatment and coating on cutting tool performance when machining (CNC turning) EN24 steel. The WC grade K20 inser...

Smart grid integration with solar energy has enormous promise for efficient and sustainable energy systems. Artificial intelligence (AI) is key in maximizing smart grids' performance, dependability, and control with solar energy integration. The seamless integration of solar energy sources is the main topic of this chapter's exploration of the many...

Municipal solid waste incineration ash is the outcome/product of bioengineering science. The incineration or burning of municipal solid waste (MSW) reduces the volume of this biomass by 90%, and the residual ash can be used in several applications. In this study, the potential of municipal solid waste incineration (MSWI) ash and calcium carbide res...

This study investigates the enhancement of mechanical properties of metal/polymer composites produced through fused deposition modeling and the prediction of the ultimate tensile strength (UTS) by machine learning using a Classification and Regression Tree (CART). The composites, comprising 80% acrylonitrile butadiene styrene matrix and 10% each of...

This study investigates the influence of material thickness on the mechanical properties, specifically flexural and tensile properties, of scapula bone specimens from Deccani breed sheep in India. A three-point bending test and a tensile test were conducted on samples with varying thicknesses (1, 2 and 5 mm), and the flexural strength, flexural mod...

This paper aims to broadly analysis 928 documents available in the Scopus record related to additive manufacturing in biomedical (AMiBM) applications. The primary objective is to gain insights into this subject area’s historical growth, current status, and potential future trends. The data collection spanned from 2002 to 2020, and a systematic appr...

Aluminum metal cast composites (AMCCs) are frequently used in high-tech sectors such as automobiles, aerospace, biomedical, electronics, and others to fabricate precise and especially responsible parts. The mechanical and wear behavior of the metal matrix composites (MMCs) is anticipated to be influenced by the cooling agent’s action and the coolin...

Metallic Foil Friction Stir Welding (MFFSW) was newly developed from the Friction Stir Welding (FSW) technique. Magnesium (Mg) alloys were the most trending alloys in the aerospace, automobile, and biomedical industries. This study aims to investigate the variation in mechanical, corrosive, microstructural, and fractographic properties of MFFSW as...

This research aims to provide an efficient and cost-effective renewable energy supply. It assesses the potential for photovoltaic (PV) and hydro energy in Pirthala, Haryana, India, using HOMER Pro® v3.14.2. A Hybrid renewable energy system (HRES) can continuously power 855 homes. The optimal HRES configuration comprises well-optimized PV modules, h...

The growing demand for fiber-reinforced polymer (FRP) in industrial applications has prompted the exploration of natural fiber-based composites as a viable alternative to synthetic fibers. Using jute–rattan fiber-reinforced composite offers the potential for environmentally sustainable waste material decomposition and cost reduction compared to con...

Nanotechnology has increased electric vehicle (EV) battery production, efficiency and use. Nanotechnology is explored in this electric car battery illustration. Nanoscale materials and topologies research has increased battery energy density, charge time and cycle life. Nanotubes, graphene and metal oxides improve energy storage, flow and charging/...

Fins are widely used in many industrial applications, including heat exchangers. They benefit from a relatively economical design cost, are lightweight, and are quite miniature. Thus, this study investigates the influence of a wavy fin structure subjected to convective effects with internal heat generation. The thermal distribution, considered a st...

Computer vision technologies have altered Product design and development, which have replaced old manual procedures. This study thoroughly examines computer vision’s role in affecting product design, examining its historical history, applications, and ramifications. The background emphasizes the constraints of traditional design, underlining the ne...

Graphene’s two-dimensional structural arrangement has sparked a revolutionary transformation in the domain of conductive transparent devices, presenting a unique opportunity in the renewable energy sector. This comprehensive Review critically evaluates the most recent advances in graphene production and its employment in solar cells, focusing on dy...

Hydroxyapatite (HAp), a calcium phosphate mineral (Ca₁₀(PO₄)₆(OH)₂), has established itself as a cornerstone material across diverse fields since its discovery. HAp serves as a crucial component in artificial bone grafts, dental implants, and drug delivery systems. Researchers have diligently explored various synthesis methods, including sol-gel, p...

This study explores the influence of Zinc Oxide (ZnO) nanofluids on solar water heaters with Dimple Tubes and Helical Twisted Tape (DTHTT) surfaces. The helical twisted tape design enhances turbulence, improving nanofluid mixing and thermal exchange. Computational fluid dynamics (CFD) validates the efficiency of the parabolic trough solar water hea...

The idea of this work is to explore the impact of endothermic and exothermic chemical reactions on time-dependent magnetohydrodynamic nanomaterial flow, heat and mass transfer characteristics induced by a rotating sphere. Implementing combined influence of chemical reaction and activation energy is vital for improving the efficiency of thermal tran...

The design performance of real-time operating gas turbine power plants (GTPPs) deteriorates in terms of efficiency, reliability, and commercial availability due to aging, rubbing, contami-nation, and other similar problems. A manager minimizes operation and maintenance (O&M) expenses, consociating about the function of its basic structure (i.e., la...

Environmental sustainability concerns have led to exploring alternative fuels like biodiesel in transportation. However, biodiesel engines emit pollutants like NOx, CO, and PM, posing health and environmental risks. This review explores the use of Aluminium Oxide (Al 2 O 3), Ruthenium Oxide (RuO 2), Titanium Oxide (TiO 2), Cerium Oxide (CeO 2), Gra...