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1934 articles for “System efficiency” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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A Review: Hybrid Air-Conditioning System
Abstract: Abstract Science is universal but technology depends upon local conditions. The world is facing on a large scale, potentially devastating global energy crisis. It has been realized that traditional resource such as oil and gas energy reservoirs cannot meet the rising energy demand. Integrated design is one of the today’s buzzwords in green and sustainable HVAC design approaches and solutions; that are important for achieving good indoor air quality with …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 3, Issue 1, 2016 · pp. 4–10 Read article
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Towards a Sustainable Future: A Comprehensive Study on Solar Power Satellites
Abstract: This study explores solar power satellites (SPS) as a promising solution for sustainable energy. Space-based solar power (SPS) offers a revolutionary approach to clean energy by collecting solar energy in space and transmitting it wirelessly to Earth. Unlike terrestrial solar power, SPS can operate continuously, unaffected by weather or nightfall, providing a stable and sustainable energy source. This study explores the core technologies that enable SPS, including advanced photovoltaic systems …
Published in Journal of Aerospace Engineering & Technology · Vol. 15, Issue 2, 2025 · pp. 1–8 Read article
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The Role of Automation in Modernizing Irrigation Practices and Smart Farming: A Comprehensive Review
Abstract: The development of a "Smart Farming Using Automation" system that functions in three modes—timer, soil moisture, and PH sensor—for the farmer's advantage is the focus of this study. An automated drip irrigation system with a PLC is described in this paper. Using sensors for soil moisture and pH. The soil moisture sensor's function is to calculate how much water is required for irrigation. A PLC uses the solenoid valve to …
Published in International Journal of Electrical Machine Analysis and Design · Vol. 1, Issue 1, 2023 · pp. 36–42 Read article
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The MCDM Technique is Being Utilized to Develop Sustainable Supply Chain Management in the Textile Industries
Abstract: Sustainable Supply Chain Management (SSCM) of production systems is crucial in the current globalization setting. Many businesses are having a lot of issues with supply chain management. In order to determine the most effective SSCM techniques, this research will rank the primary SSCM hurdles. The fuzzy analytical hierarchy process (FAHP) is used to rank the primary barriers in SSCM. A committee of three specialists was assembled to score various variables. …
Published in International Journal of Industrial and Product Design Engineering · Vol. 1, Issue 1, 2023 · pp. 28–42 Read article
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Modelling of Grid Tied 3-Level Diode Clamped Inverter Using Sinusoidal PWM for Solar Application
Abstract: AbstractIn this paper the AC Loads are fed from solar energy by means of Three-level Diode Clamped Inverter. The entire system is three phase supply system. To make the system more efficient Maximum Power Point Tracking (MPPT) is used. The Perturb & Observe method is used to obtain voltage at maximum power. In this work Sinusoidal Pulse Width Modulation (SPWM) technique is implemented to generate gate pulses to make the …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 3, 2015 · pp. 9–16 Read article
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Trends, Challenges, and the Future of Unmanned Aerial Systems
Abstract: The rapid evolution of unmanned aerial vehicles (UAVs), commonly referred to as drones, has transformed numerous domains — from military surveillance and logistics to precision agriculture and atmospheric research. This paper examines the current state of drone technology, industry trends, regulatory frameworks, socio-economic impacts, ethical considerations, and future research directions. With contributions from multidisciplinary studies, this review emphasizes emerging technologies, performance metrics, risk factors, and opportunities for innovation. In recent …
Published in International Journal on Drones · Vol. 2, Issue 1, 2026 · pp. 27–33 Read article
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Enhancing Industrial Automation: An Adaptive ROS-Controlled Robotic Arm for Diverse Tasks
Abstract: In robotics and industrial automation, there is a growing need for robotic systems that can work on their own and do tasks quickly. This research is about creating an Intelligent Robotic Arm that uses the Robot Operating System and works with a UR3 platform and an OAK-D depth camera for better vision. The Robotic Arm uses the Robot Operating System as its software, which helps it talk to its parts, …
Published in Journal of Advancements in Robotics · Vol. 13, Issue 2, 2026 · pp. 22–32 Read article
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Design and Fabrication of Biofilter and Piping in Soilless Farming
Abstract: The most prevailing problems with the modern world are food and water Crises. It is neither possibleto consume the chemically contaminated food nor grow own plants, thanks to scarcity of water andland. Under such Conditions, there arises a requirement for portable agricultural system which Usesless water, space and is only organic. One such solution may be a small scale aquaponic system.Aquaponics uses fish waste to supply nutrients for plants, the …
Published in Trends in Machine design · Vol. 8, Issue 3, 2021 · pp. 1–6 Read article
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The Evolution and Impact of Numbers: From Ancient Tallies to Quantum Computing: Review Article on Numbers
Abstract: Numbers are among the most fundamental constructs in human civilization, serving as the backbone of mathematics, science, technology, and virtually every aspect of daily life. They represent not only quantities and measures but also relationships, structures, and patterns that underpin the fabric of human understanding. From the earliest tallies etched on bones by prehistoric humans to the sophisticated numerical systems embedded in today’s artificial intelligence and quantum computing, the evolution …
Published in Research & Reviews: Discrete Mathematical Structures · Vol. 12, Issue 3, 2025 · pp. 15–19 Read article
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Design and Implementation of an Automatic Rain Sensing Wiper System Using SEN0545 Sensor and Raspberry Pi Pico W
Abstract: This study presents the design and development of an intelligent, automatic rain-sensing wiper system designed to enhance vehicle safety. The system utilizes a SEN0545 capacitive rain sensor, integrated with internal signal processing, and a Raspberry Pi Pico W microcontroller as its central control unit. The proposed approach enables non-contact and corrosion-free rain detection, ensuring reliable performance under varying environmental conditions. Based on the detected rainfall intensity, the controller dynamically adjusts …
Published in Trends in Electrical Engineering · Vol. 16, Issue 2, 2025 · pp. 16–25 Read article
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Analysis of core and outrigger structural system for different soil condition
Abstract: As achievement of structural system for tall building is not easy task. As the tall building is more affected by lateral loads so design and analysis of high rise building is difficult so to minimized this effects of load now a days new different systems like outrigger system belt truss system. In this present study outrigger system is used with rigid core. In this study G+30 floor building is considered …
Published in Recent Trends in Civil Engineering & Technology · Vol. 11, Issue 3, 2021 · pp. 1–9 Read article
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Gene Therapy: A Newfangled Technology for Genetic Modification
Abstract: Gene therapy provides modern medicine with new perspectives that were unthinkable two decades ago and it has been proposed as a future strategy to prevent aging. Gene therapy is “the use of genes as medicine” involving the transfer of a therapeutic or working copy of a gene into specific cells of an individual in order to repair a faulty gene copy. Gene therapy utilizes the delivery of DNA into cells, …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 1, Issue 3, 2012 · pp. 1–11 Read article
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Performance of Combined PV-Inverter System: Use of Amorphous and Crystalline Panels
Abstract: This paper is aimed at analyzing the performance of a combined PV-inverter system connected to an external load using either amorphous or crystalline photovoltaic modules. The analysis is based on previous theoretical analysis that uses the efficiency of the PV panel and of the DC/AC inverter as a key parameter. Different configurations using the same energy resource have been simulated to determine the efficiency of the PV panel, DC/AC inverter, …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 11, Issue 1, 2021 · pp. 6–21 Read article
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Smart Irrigation Using Solar Power
Abstract: AbstractIn this paper we basically focus on efficient automatic irrigation system to save water as irrigation is essential and basic requirement in agriculture. Agriculture in India consider for an essential part of GDP almost (16 percent) and employment almost (49 percent) and Agriculture demands about 70 to 80 percent of fresh water resources. Farmers in India generally use drip or sprinkler system, which typically waste water and can often drown …
Published in Journal of Microelectronics and Solid State Devices · Vol. 7, Issue 1, 2020 · pp. 1–4 Read article
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An Optimised CPU Scheduling Algorithm with Adaptive Time Quantum Approach
Abstract: CPU scheduling is an essential mechanism implemented by the operating system to determine the execution of multiple processes by the CPU. The primary objective of the scheduling algorithms is to optimize the systems’ performance efficiently. The performance of a CPU scheduling algorithm depends on various factors and can be evaluated on various criteria like average turnaround time, average waiting time, throughput, fairness etc. This paper aims to present an optimal …
Published in Journal of Operating Systems Development & Trends · Vol. 8, Issue 2, 2021 · pp. 1–18 Read article
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Development of Polymer Based SRAM Cell with Enhance Low Power Performance
Abstract: Low-power memory technologies are in high demand with the rapid growth of portable electronics and energy-efficient computing systems. Static random-access memory (SRAM) plays a crucial role in processors, cache memories, and system-on-chip applications due to their speed and reliability. Static Random Access Memory (SRAM) is typically implemented using complementary MOS (CMOS) technology, which integrates both PMOS (P-channel Metal–Oxide–Semiconductor) and NMOS (N-channel Metal–Oxide–Semiconductor) transistors. However, as technology scales to deep submicron …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1439–1448 Read article
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The Role of Adaptive Filters in Enhancing Acoustic Echo Cancellation Efficiency in Noisy Environments
Abstract: The novel approach that this work discusses is a DCD-based iterative learning filter approach improved with deep learning methodologies, designed to improve the efficiency of acoustic echo cancellation. The proposed system can really manage both linear and nonlinear echo scenarios, dynamically adapting to fluctuating acoustic environments. The above comparative evaluations with standard filter, the standard RLS filter, indicate that the mean square error, and the standard deviation of the correlation …
Published in International Journal of Radio Frequency Innovations · Vol. 2, Issue 2, 2024 · pp. 9–24 Read article
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Chlorophyll-Mimicking Ti₃C₂Tₓ MXene-Conjugated Polymer Nanocomposites: Nature-Inspired Exciton Funneling Architecture for Ultrahigh Photon-to-Electron Conversion in Organic Solar Cells
Abstract: Green plant photosynthetic machinery is one of the most efficient natural systems for harvesting solar energy and converting it into useable electronic charge. Specifically, chlorophyll molecules in the Light-Harvesting Complex II (LHC-II) achieve nearly unity quantum yield via a well-organized Förster Resonance Energy Transfer (FRET) mechanism that enables excitons to migrate towards reaction centers. This study presents a bio-inspired nanocomposite architecture using two-dimensional Ti₃C₂Tₓ MXene nanosheets functionalized with chlorophyll-mimicking porphyrin …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 · pp. 114–130 Read article
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Automation and new mechanical technologies changing the next industrial age
Abstract: The fast growth of automation and new mechanical technologies is changing the way industries work, making manufacturing and production systems more efficient, accurate, and flexible than ever before. This article looks at how sophisticated mechanical design, robotics, and intelligent automation technologies can work together and how they can improve productivity, lower costs, and make operations more sustainable. To show how mechanical engineers are influencing the next industrial era, we look …
Published in International Journal of Manufacturing and Production Engineering · Vol. 3, Issue 2, 2025 · pp. 18–23 Read article
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Feasibility of Optimized Heat Source Assisted Combustion in Solid Rocket Motors
Abstract: Advances in rocket propulsion have a predominant role in space exploration developments. As an active chemical propulsion system, the efficiency of operations depends largely upon the nature of the combustion process and related energy transfer. Modern rockets are well known to epitomizes a distinct area of propulsion assisted by external thermal source(s)/rocket boosters. The presence of external heat source(s) encourages high possibility of fire risk/ hazards, which can adequately threaten …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 7, Issue 3, 2018 · pp. 12–25 Read article