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353 articles for “Control Flow”
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Effect of Compression Ratio on Petro-DEE Fuelled HCCI Engine
Abstract: In compression ignition engines, soot-NOx paradox is extremely challenging issue, which remains to be resolved. Homogeneous charge compression ignition is a new combustion concept that gives benefits such as diesel like efficiency and resolves the problem of high level of NOx and PM simultaneously. It gives very high rate of heat release which cannot be easily controlled. The present work deals with development of HCCI engine and experimental investigations on …
Published in Journal of Automobile Engineering and Applications · Vol. 2, Issue 3, 2015 · pp. 1–11 Read article
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Automatic Zebra Crossing Using Arduino Uno
Abstract: This project primarily aims to lessen issues that arise when crossing roadways and effectively manage traffic. The collision avoidance system serves as the prototype for smart roadways. It is a project with a cutting-edge concept for road safety. Here, an Arduino UNO serves as the controller and is used to connect the servo motor, LED (traffic signals), and ultrasonic sensor. The major goal of the study is to control and …
Published in Journal of Microcontroller Engineering and Applications · Vol. 9, Issue 3, 2022 · pp. 19–23 Read article
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A Study on Automatic Feedback Control by Image Processing for Mixing Solutions in a Microfluidic Device
Abstract: Precise and rapid mixing of chemical and biological reagents is a critical yet challenging aspect of microfluidic systems, often limited by laminar flow conditions and the need for manual or pre- programmed interventions. Existing mixing strategies frequently lack real-time adaptability and closed-loop control, hindering reproducibility and the execution of complex reaction protocols. This work presents an innovative automatic feedback control system utilizing the study on real- time image processing to …
Published in International Journal of Advanced Control and System Engineering · Vol. 3, Issue 2, 2025 · pp. 32–41 Read article
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Simulation and Optimization of Syngas Generation Process (GTL Stage I) using ASPEN Hysys
Abstract: The process of gas to liquid (GTL) conversion has been divided into three sections (section I: natural gas treatment and syngas production; section II: is Fischer Tropsch Synthesis sections (Main Reactors) and Stage III: Upgrading and treatment section).This work is mainly for Stage I. whereby Natural gas dehydration unit is simulated using Tri-ethylene Glycol to dehydrate the natural gas which includes (Free Water Knockout Drum (FWKD), Absorber and Distillation). Sweetening …
Published in Journal of Petroleum Engineering & Technology · Vol. 10, Issue 2, 2020 · pp. 48–67 Read article
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Short Report to Describe the Surface-driven Microfluidic Flow in Fluid Mechanics
Abstract: In this short report, a brief review on surface-driven microfluidic flow is provided. Also, the maskless lithography and indirect bonding technique are used to fabricate a single SU-8 based glass microfluidic device. Dyed ethylene glycol is prepared as working liquid to test the fabricated device. The surface-driven microfluidic flow of dyed ethylene glycol is recorded by a CMOS camera catching 25 frames per second with a corresponding time-scale resolution of …
Published in Recent Trends in Fluid Mechanics · Vol. 9, Issue 4, 2022 · pp. 1–5 Read article
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Surface-Driven Microfluidic Flow in Fluid Mechanics
Abstract: In this short report, a brief review on surface-driven microfluidic flow is provided. Also, the maskless lithography and indirect bonding technique are used to fabricate a single SU-8 based glass microfluidic device. Dyed ethylene glycol is prepared as working liquid to test the fabricated device. The surface-driven microfluidic flow of dyed ethylene glycol is recorded by a CMOS camera catching 25 frames per second with a corresponding time-scale resolution of …
Published in Recent Trends in Fluid Mechanics · Vol. 8, Issue 3, 2021 · pp. 1–5 Read article
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Experimental Set Up of Optical Tomography Probe and Visualization of Characteristics of a Taylor Bubble
Abstract: Abstract Conventional methods for the detection of bubbles uses probes which physically protrude into the flow field and thus may affect the flow dynamics, thereby tethering the formation, development and flow of bubbles. In thermal power plant, it is rather difficult to physically see which type of two phase flow is happening in the pipe. In such a case, an optical tomography sees its application. Depending upon the type of …
Published in Recent Trends in Fluid Mechanics · Vol. 3, Issue 3, 2016 · pp. 1–14 Read article
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Control of Separation Induced on the Wing of Transonic Speed Aircraft by Means of Micro Vortex Generator
Abstract: Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4 This experimental study provides an assessment of the potential of applying a control device to mitigate undesired separation formed on the wing of an aircraft causing instability of the airliner. They are used in a wide range of aircrafts and yet needs to be improved for wider applications.The study was conducted in a transonic wind tunnel. The concept of passive control, …
Published in Journal of Aerospace Engineering & Technology · Vol. 1, Issue 2, 2011 · pp. 1–18 Read article
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Assessing the impact of lifestyle factors on autoimmune risk and survival outcomes: A Population-based Study
Abstract: This study investigated the interplay between lifestyle factors and genetic regulation in autoimmune diseases, focusing on the role of human T-cell metabolic and proliferative control through C-REL gene transcription. This study combined CRISPR-Cas9 manipulation of C-REL in human T-cells with a longitudinal cohort of 100 adults (autoimmune patients and controls), investigating metabolic and proliferation dynamics via flow cytometry and assays. It assessed lifestyle impacts through surveys and medical records, ensuring …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 15, Issue 2, 2025 · pp. 10–19 Read article
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Fundamentals and Recent Advances in Microreactor Catalysis and Flow Chemistry
Abstract: The processing technology of chemical reactions has changed quite a bit over the last few decades. For a long time, chemists relied on batch reactors having large containers where all the starting materials are mixed, and the reaction happens in one go. While this approach works, it has several drawbacks: poor heat control, uneven mixing, safety risks, and a lot of waste. Microreactors and flow chemistry offer a much better …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 17, Issue 2, 2026 · pp. 07–18 Read article
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Study on Effect of Insulation Design on Thermal-Hydraulic Analysis: An Important Aspect in Subsea Pipeline Designing
Abstract: The most imperative and challenging operational hazards for oil and gas pipelines are the risks associated with the transportation of fluids. When water, oil and gas flow simultaneously inside the pipeline, there are quite high chances that, water and hydrocarbon fluids can form and deposit hydrate such as wax and asphaltene on the inner surfaces of the pipeline and gradually blocking it. In this paper we explore and compare the …
Published in Journal of Petroleum Engineering & Technology · Vol. 4, Issue 1, 2014 · pp. 33–44 Read article
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Design of PID Controller using PSO Algorithm for PFR System
Abstract: AbstractThe paper presents to design Proportional-Integral Derivative (PID) controller parameters for PFR system using Particle Swarm Optimization (PSO) Algorithm. The design goal is to minimize the optimal parameters of the integral errors and reduce transient response by minimizing overshoot, settling time and rise time of step response. First an objective function is defined, and then by minimizing the objective functions using PSO Algorithm. The PFR system is very important equipment …
Published in Current Trends in Signal Processing · Vol. 8, Issue 3, 2018 · pp. 24–28 Read article
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Emerging Technologies to Control Wax Deposition in the Oilfields: An Overview
Abstract: Wax deposition on the well bore, production tubing, flow lines and pipelines reduces the production or flow capacity and increases the cost for the production and transportation of waxy crude oils in the oilfields. The different conventional methods for the control of wax deposition problems are mechanical, chemical, electrical, thermal and combination of others. But, there is no single solution to this problem that can be applied to all the …
Published in Journal of Petroleum Engineering & Technology · Vol. 3, Issue 2, 2013 · pp. 18–27 Read article
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Evaluation of Antibacterial Activities of Environmental Benign Synthesis of Silver Nanoparticles using the Flower Extracts of Plumeria Alba Linn.
Abstract: Green nanoparticle synthesis has been achieved using environmentally acceptable plant extract and ecofriendly reducing and capping agents. However, development of green nanotechnology is generating interest of researchers toward ecofriendly biosynthesis of nanoparticles. In this study green synthesis of stable silver nanoparticle was done using the flower extract of Frangipani (Plumeria alba). The formation of silver nanoparticles was apparently displayed within 2 min with evidence of surface plasmon bands (SPB) between …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 3, Issue 3, 2013 · pp. 13–20 Read article
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Solar Electric Powered Hybrid Vehicle
Abstract: The renewable energy is vital for today’s world as the nonrenewable sources that we are using are going to get exhausted in near future. The solar vehicle is a step in saving these nonrenewable sources of energy. The basic principle of Solar/Electric Powered Hybrid Vehicle (SEPHV) is to use energy that is stored in a battery during and after charging it from a solar panel. The charged batteries are used …
Published in Journal of Electronic Design Technology · Vol. 6, Issue 3, 2015 · pp. 9–16 Read article
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Thermophilic Adaptation of Anaerobic Sludge for Electricity Production
Abstract: Normal 0 false false false EN-US X-NONE X-NONE Anaerobic digestion of biogas inside the digester occurs in a particular temperature range. Research shows that the production can be increased by 33% by switching over from mesophilic temperature range (3040 ° C) to thermophilic temperature range (5060 ° C). Even then, biogas plants generally work in mesophilic range because a large amount of energy is required to maintain the high digester …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 2, Issue 2, 2011 · pp. 30–39 Read article
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Rheological Studies of a Cross-Linked Polymer Gel System
Abstract: The petroleum accumulations are found associated with water and it is rarely obtained without accompanying water production. Water production is a major technical, environmental, and economic challenge associated with oil and gas extraction. Rheological findings are of fundamental importance for the development, manufacture and processing of innumerable products. Polymeric gels exhibit a wide range of rheological properties and they are stable both mechanically and thermally in most cases thus are …
Published in Journal of Petroleum Engineering & Technology · Vol. 16, Issue 2, 2026 · pp. 13–26 Read article
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Recording on Passive Capillary Flow of Dyed Working Liquids in the Polymer based Microfluidic Devices Fabricated inside the Cleanroom Laboratory
Abstract: In this experimental work, author has fabricated total 13 individual microfluidic devices using the maskless lithography, hot embossing lithography, direct bonding technique, diamond like carbon (DLC) coating, and laboratory-made clamping inside the cleanroom laboratory using author’s own hands-on completely. Polymethylmethacrylate (PMMA) is the chosen polymer to fabricate the 10 individual microfluidic devices due to its plasticity and optical transparency. Dyed water, dyed ethylene glycol and dyed ethanol are the prepared …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 7, Issue 3, 2020 · pp. 35–44 Read article
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Temperature Control of Heat Exchanger using Sliding Mode Control Law
Abstract: Shell and tube heat exchanger system is widely used in chemical plants as it sustains wide range of temperature and pressure. The main purpose of heat exchanger is to transfer heat from a hot fluid to a cooler fluid, so temperature control of outlet fluid is having prime importance. To control the temperature of outlet fluid of shell and tube heat exchanger, a conventional PID controller can be used. But …
Published in Journal of Control & Instrumentation · Vol. 6, Issue 1, 2015 · pp. 14–26 Read article
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A Novel Approach of Traffic Management in Software Defined Networking Using Internal Controller
Abstract: The complex structure of the current computer networks causes problems in network scalability and management and makes it hard and time-consuming to implement general policies. A new architecture called Software Defined Network (SDN) has been developed to address these problems and challenges. One of the most important issues in SDNs is traffic engineering, which is a good criterion for network performance evaluation. After introducing SDNs and examining traffic engineering and …
Published in Journal of Communication Engineering & Systems · Vol. 10, Issue 1, 2020 · pp. 22–31 Read article