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1961 articles for “controlled” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Investigation on Open Loop Position Control of Amplified Piezoactuator
Abstract: Amplified piezoelectric actuators (APAs) consist of stacked piezoelectric actuators inside a flexural mechanical amplifier which helps in amplifying the displacements of the piezostacks in static and dynamic conditions. Accounting for their precision movement and dynamic characteristics, these actuators are extensively used in micropositioning, active damping, and microactuation applications. In this paper, FEM analysis of mechanical flexural amplifier of APA230L piezoactuator was performed to estimate its stiffness in the horizontal direction …
Published in Journal of Mechatronics and Automation · Vol. 2, Issue 1, 2015 · pp. 16–24 Read article
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Design and Development of Remote Controlled Semi-Autonomous Robot for Bomb Defusion
Abstract: Mechanical testing plays an important role in the development of army.Accordingly, the aim of this project is utilize a defence robot for bomb diffusal applications. Autonomous Robots have gained their popularity due to economic production, flexibility of launch and variety of applications. In this paper a new approach for development of Autonomous rocker bogie robot is presented. The robot uses powerful brushless DC motors, electronic speed controller (ESC), GPS system, …
Published in Journal of Mechatronics and Automation · Vol. 2, Issue 1, 2015 · pp. 25–31 Read article
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Control of Three Phase Agriculture Motor Using Mobile Technology
Abstract: AbstractThe main source of livelihood for majority population in India is Agriculture. This activity feeds the world and helps in the economic growth of the nation. India is a semiarid region where the climatic conditions are not uniform. Majority of farmers depend on bore-wells for irrigation of their fields. The groundwater table is depleting drastically because of excess usage. The power supplied to the agriculture sector is not scheduled properly …
Published in Journal of Microcontroller Engineering and Applications · Vol. 6, Issue 2, 2019 · pp. 34–37 Read article
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Obstacle Avoidance MOBOT Displaying the Detected Distance and Time by Interfacing Bluetooth with Ultrasonic Sensor Controlled via Smartphone
Abstract: This paper completely integrates the compactness of the mobile robotic platform built in the Arduino where a robot car was designed and implemented to display the detected distance and time on the LCD avoiding any obstacle by using Bluetooth and Ultrasonic sensor HCSR-04. This robot car was programmed and got dumped through USB and started getting operated by the user by connecting the Bluetooth module through smart phone supporting the …
Published in Journal of Microcontroller Engineering and Applications · Vol. 4, Issue 2, 2017 · pp. 25–28 Read article
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Online Monitoring of Energy Metres And Load Control Using IOT
Abstract: In this paper, online monitoring of energy meter and load control based on the internet of things (IoT) has been developed to optimize energy consumption and reduces human labour. Since E-meters, or electronic meters, have recently played a significant part in the development of cost- and power-effective systems. It has a highly effective and productive programmed meter reading architecture in the far future (AMRS). The purpose of this essay is …
Published in Journal of Microcontroller Engineering and Applications · Vol. 9, Issue 3, 2022 · pp. 24–29 Read article
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Wireless I/O Interfaces for Industrial Controllers: An Educational Approach
Abstract: Due to technological advances, the need for versatile and flexible applications in the field of industrial automation is continuously growing. Digitalization, flexibility, connectivity, high-speed transmission, data analysis and integration of different systems are now requirements in most industries. Industrial communication networks are the main tool in accomplishing those requirements. The proposed work is focused in the development of a solution for collecting remote field signals and transmit them by wireless …
Published in Journal of Microcontroller Engineering and Applications · Vol. 10, Issue 1, 2023 · pp. 8–25 Read article
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Design of Street Light System Using PIC16F877A Digital Controller
Abstract: The program aims to save energy by recognizing vehicle movement on highways and activating. The clusterof streetlamps ahead of the car while shutting off the following lights. Sensors are required for the projectto activate the front lights and identify the car's motions. Our concept makes use of all the benefits thatLEDs have to offer, such as their quick switching speed, eco-friendliness, durability, and cool light output.As a result, at this …
Published in Journal of Microcontroller Engineering and Applications · Vol. 10, Issue 3, 2023 · pp. 1–5 Read article
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Detection of Radioactive Material Out of Regulatory Control: A Radiation Dose Survey of a University Environs in Rivers State, Nigeria
Abstract: This research investigates radiation levels at refuse dump sites and laboratories within the University of Port Harcourt, Nigeria environs and assesses the associated risks to human health and the environment. The study utilizes two radiation detection instruments namely the Personal Radiation Detector and the Radioisotope Identifier Device. The PRD offers real-time detection and spectroscopic analysis of gamma and neutron radiation, while the RID combines gamma and neutron radiation detection with …
Published in Journal of Nuclear Engineering & Technology · Vol. 13, Issue 2, 2023 · pp. 1–11 Read article
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Closed Loop Control of Multi Level Inverter Tied with 415 V AC Source Using SV-PWM for Renewable Energy
Abstract: In this work, 415 V AC source is interfaced with three-level diode clamped inverter in which renewable energy source is used as a DC source, solar energy is used which is most popular renewable energy source. The obtained DC from the solar irradiation is fed to MPPT (Maximum Power Point Tracking) to utilize voltage at maximum power (DC). The perturb and observe technique is used in this work to track …
Published in Journal of Power Electronics and Power Systems · Vol. 6, Issue 1, 2016 · pp. 55–65 Read article
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THD Minimization of 27 Level Inverter using FPGA Control Strategy
Abstract: Normally single phase inverter gives only +230 V or –230 V. But multilevel inverter gives the variable output voltage in various levels and also the harmonics are reduced. If harmonics are produced, it affects the output of the load. Most of the industrial applications rely on Induction motors because of the reliable operation, low cost and simple construction. So the Multilevel inverter output is connected to the Induction motor. Here …
Published in Journal of Power Electronics and Power Systems · Vol. 3, Issue 3, 2013 · pp. 39–46 Read article
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Multi Objective GAPSO Hybrid Algorithm for Optimal Location of Unified Power Flow Controller in Power System
Abstract: In the new era, sometimes, power systems work with heavily loaded lines resulting in higher power loss and higher voltage deviation which makes the system unstable. It is owing to continuous growing demand of electrical power. This paper elaborates a multi objective GAPSO hybrid algorithm to solve a multi objective optimization problem to find optimal location and size of unified power flow controller. The objective functions are used to minimize …
Published in Journal of Power Electronics and Power Systems · Vol. 6, Issue 2, 2016 · pp. 34–44 Read article
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Eco-friendly drilling fluid water loss controlling agents
Abstract: The water loss from the drilling fluid with the addition natural additives like bagasse, natural sugar, natural rubber was studied. The entire study is focused on improving the quality of controlling fluid loss with effect of natural additives. The concentrations of the additives were changed to achieve the desired reasonable value of fluid loss with the help of high pressure and high temperature (HPHT) filter press which worked at the …
Published in Journal of Petroleum Engineering & Technology · Vol. 9, Issue 2, 2019 · pp. 14–16 Read article
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Quality Control Study for Piston Rings: A Case Study
Abstract: The manufacturing consideration in the contact shaped by the piston ring has attracted plenty of attention over many decades, not least indicated by the huge no. of articles published on this topic in recent years.The modern manifesting concept is more like a protective kind and addresses the need for a manufacturing organization to produce efficiently and effectively. Today's manufacturing id highly challenging and it tests an organization's ability to perform …
Published in Journal of Production Research & Management · Vol. 12, Issue 3, 2022 · pp. 1–8 Read article
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A Review of Statistical Project Control Tool for Construction Industry
Abstract: AbstractProject management at construction industry is a complex task which involves qualitative and quantitative analysis of the activities. Various statistical models have been developed and suggested by the researchers which aim at making the process of managing construction projects more systematic and to access any shortcoming at the proper time, before it leads to the failure of the project. This paper presents and overview of such methods and discusses theirimportance …
Published in Journal of Structural Engineering and Management · Vol. 5, Issue 1, 2018 · pp. 18–21 Read article
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Seismic Control System for Vertically Irregular Buildings
Abstract: Behavior of High rise building mainly depends on their structural planning. In this present study, a G+20 storey RCC building having vertical setback irregularity above tenth storey is considered. Due to such irregular configuration building becomes more vulnerable to seismic vibration. To control these vibration stiffeners are used at suitable positions, by going through trial and error method. The parameters considered for comparison are fundamental time period, storey displacement and …
Published in Journal of Structural Engineering and Management · Vol. 10, Issue 3, 2023 · pp. 1–11 Read article
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Experimental Investigation of Dilution Control Using Advanced Gas Metal Arc Welding Process
Abstract: This work investigates the amount of reduction in dilution by using Advanced Gas Metal Arc Welding (AGMAW) process. Dilution is the ratio of area of the base metal melted to the total area of weld bead measured across a given weld bead cross section. Dilution is one of the most important factors governing the success of any surfacing operation and is expressed in percentage. The AGMAW is a self-coined word …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 1, Issue 3, 2014 · pp. 1–7 Read article
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Metal corrosion prevention control with uses of sol-gel coatings
Abstract: The potential for sol-gel generated films to replace methods for pre-treating metal surfaces with chromate is very high. Metallic and organic paint can be painted on with good adherence thanks to inorganic sol-gel generated coatings. Their significant crack-forming propensity prevents them from offering appropriate corrosion protection. A thicker, more flexible, functionalized film is produced with improved compatibility to various organic top coatings when an organic component is added to an …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 9, Issue 2, 2022 · pp. 22–26 Read article
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Optimization of the Climate Control System for Pure Electric Vehicle
Abstract: Emission standards have become increasingly stringent, which has generated more interest in problems related to environmental pollution. However, the EV driving range suffers from A/C (air conditioning) for the comfort of the occupants, especially in very hot or cold climates. Therefore, the dimensioning of the A/C system is more important than the case of the conventional vehicle with internal combustion engine. Specifically, EV consumes electric power from the battery pack …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 7, Issue 3, 2020 · pp. 17–23 Read article
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Budgetary Control and Timely Completion of Civil Engineering Projects Through Financial Management
Abstract: Financial management is critical for dealing with time delays and cost overruns in civil engineering. The methodology adopted in this study is questionnaires distributed to different construction professionals and surveys from some sites. Professionals consulted include engineers, contractors, and clients. Results show that most projects encounter time wastages, insufficient materials, and mismanagement of resources. Numerous time and cost management strategies assist in preventing cost overrun and schedule extension in civil …
Published in Recent Trends in Civil Engineering & Technology · Vol. 12, Issue 3, 2022 · pp. 10–19 Read article
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Electrical Data Monitoring, Controlling and Power Factor Correction Using PIC18F458
Abstract: Nowadays, the power quality of the AC system has become of great importance due to the rapidly increased in electronic equipment, power electronics devices and high voltage power system equipment. Commercial and domestic industries in the country have large electrical loads which are generally inductive in nature causing lagging power factor which gives high penalties to the consumer by electricity board. Power factor correction is the absorbing capacity of the …
Published in Trends in Electrical Engineering · Vol. 8, Issue 2, 2018 · pp. 33–38 Read article