Search
251 articles for “rotation”
-
Assessment of Crop Production System and Agricultural Technology Adoption in Afalech Watershed, Shishonde District
Abstract: In a developing country like Ethiopia, agriculture plays an active role in determining the economic, social, and political systems of a society by forming the basis for every economic activity. Methods: The objectives of this study were to identify and examine the major crop production systems and agricultural technology adoption in the Afalech Watershed, Shishonde District of Southwest Ethiopia. Results: The results of this study indicate that enset, coffee, maize, …
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 14, Issue 3, 2025 · pp. 97–106 Read article
-
Single Axis Solar Tracking System Using Arduino And 555 Timer IC
Abstract: This research focuses on the topic of development and advancement of single axis solar tracker with the help of Arduino UNO, which is cost efficient, less complex, and capable of achieving maximum efficiency and maximum output. In this research, light dependent resistors (LDR) are used to detect solar radiation and capture optimum light intensity. Servo motor is used to rotate the solar panel and to sense the maximum light intensity …
Published in Journal of Thermal Engineering and Applications · Vol. 8, Issue 2, 2021 · pp. 8–15 Read article
-
Calculating the Normalized Absorption Population and Maximium Quantum Number of Electronic States of Isotopic B11H1 AND B11H2 of Boron Hydride Molecules
Abstract: A calculation has been carried out for the theoretical calculation of some of the spectroscopic properties of isotopic B11H1 and B11H2 Boron Hydride molecules, such as the population of the absorption spectrum of electronic transitions X, A and B as a function of the temperature in the range from 50 to 500 K, and values of J in the range of 0 to 20. It was found that the values …
Published in Emerging Trends in Chemical Engineering · Vol. 2, Issue 3, 2015 · pp. 42–49 Read article
-
Utilizing Metallurgical Wastes for the use of magnetic separation
Abstract: To enable a wider application of magnetic applications, concentration and purification parameters must be enhanced. The inventive fusion of electromagnetic gradients and multipurpose separations will establish new magnetic-based trends for large-scale downstream processing. More creative solutions are required for downstream processing to advance and resolve the problems facing bioprocessing today. Chromatography is the method that a conservative industry sector uses the most frequently. Chromatography provides a few benefits, but it …
Published in Emerging Trends in Chemical Engineering · Vol. 9, Issue 2, 2022 · pp. 37–41 Read article
-
Design and Optimization of tooth Profile Modification of Spur Gear by FEA Approach
Abstract: The most important component in vehicle is Gear, In order to accomplish high load carrying capacity with reduced weight of gear drives but with increased strength in gear transmission, gear tooth stress analysis, tooth modifications and design of gear drives are becoming major research area. The failure of gear teeth occurs for particular reason such as high load carrying capacity, high speed rotation etc. The bending stress is largest in …
Published in Journal of Automobile Engineering and Applications · Vol. 5, Issue 2, 2018 · pp. 15–24 Read article
-
Vertical Axis Wind Turbine Modeling and its Analysis Using ANSYS
Abstract: Research on small wind turbine (SWT) is on the upswing in the last five years, as there is a need of energy producing machines to compensate with the fossil fuel based energy. The green technology wishes to create environment friendly energy producing devices based on wind or solar technology. In this paper, an attempt is made to make use of already existing waste wind energy produced by high speed moving …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 8, Issue 1, 2017 · pp. 26–32 Read article
-
Effects of Rotor-Blade Deformation onto Performance of Domestic Wind Turbines
Abstract: Paper is focused on the influence that blade deformations by torsion and bending due to drag, lift, and gravitational effects has on the performance of small wind turbines. A blade model of stiff finite elements connected by rotating junctions is used. Mechanical deformations are simulated by controlled gravity and torsional forces, and their effects are measured through the response of the wind turbine. Tests have been run before and after …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 12, Issue 1, 2021 · pp. 27–42 Read article
-
TEMPORARY AND PERMANENT MAGNETIC GENERATOR
Abstract: We know the process of power generation through windmill, thermal power plant in these power generation systems coal and water are the main power generation sources in our country and are non-renewable. In order to save resources which are available in nature solar and wind power generation systems were invented. In the same way, there is a great need to invent new methods to develop the power. So, here we …
Published in Journal of Catalyst & Catalysis · Vol. 5, Issue 3, 2018 · pp. 22–24 Read article
-
BY USING FLYWHEEL TO PRODUCE ELECTRICITY WITH POWER MULTIPLICATION
Abstract: Electricity production using conventional methods consume lot of energy, utilize from the fuels and which in turn converted from one source of energy to another. To produce free energy experiments conducted on the perpetual motion states that it is practically impossible to run a machine on the perpetual motion 100 percent . Instead of pursuing on perpetual motion, when we support the perpetual motion with slight energy boost just before …
Published in Journal of Catalyst & Catalysis · Vol. 5, Issue 3, 2018 · pp. 5–7 Read article
-
Analysis of Proposed Diagrid Geometry Using Golden Ratio in Non-linear Regime of Material
Abstract: Lateral loads are critical in the design of high-rise structures. The buildings need to have high stiffness and must be able to resist lateral deformations and torsional rotations without having discomfort to the user. Diagrid structural system is one of the systems used in resisting lateral forces. In this study, diagrid geometry is generated using the ‘Golden Ratio’ concept and used to model 40, 50, and 60 story structures. Two …
Published in Journal of Construction Engineering, Technology & Management · Vol. 11, Issue 2, 2021 · pp. 1–11 Read article
-
Design and Modeling of High Speed Homopolar Inductor Alternator
Abstract: Homopolar inductor alternator (HIA) is basically used for high speed application because of its expected high reliability in severe environments, high efficiency and capacity of rotating at high speed. Even though homopolar inductor alternator is a synchronous generator, the asymmetric structure of alternator makes its theoretical principle ambiguous and design of alternator is difficult. So investigation on this alternator is very important. In this study, design and modelling of six …
Published in Journal of Control & Instrumentation · Vol. 9, Issue 3, 2018 · pp. 30–36 Read article
-
Extended Kalman Filter Application For Launch Vehicle Trajectory
Abstract: Real time applications have been implemented out of intuitive modeling but due to inefficient estimation techniques there were deviations in the results from expected processes. To avoid these deviations for better performance modeling, many mathematical state estimation methods are in use. This paper focuses on a state estimation method for monitoring and control of a real time system. The existing models for state estimation, as well as the challenges associated …
Published in Journal of Control & Instrumentation · Vol. 3, Issue 1-3, 2012 · pp. 41–49 Read article
-
Detection of Stator and Rotor Winding Faults in Induction Motor using Park’s Vector Approach
Abstract: The Induction Motors in every rotating machine’s heart and it’s a very important component in amuch. Almost 90 percent of the Induction Motor use in industry as a prime mover. So Induction Motoris necessary to Condition Monitoring for Economic Running Cost. Condition Based Monitoring ofInduction Motor has become an important and difficult task for Engineers and Researchers mainly inIndustrial applications. Several Condition Monitoring Methods (Technique) including Motor CurrentSignature Analysis Monitoring, …
Published in Journal of Control & Instrumentation · Vol. 12, Issue 1, 2021 · pp. 6–17 Read article
-
Investigation of Physical Characteristics and Machining Parameters of Improved Al-SiC MMC Using Dry EDM Process for Aerospace Industries
Abstract: Aluminium-based composite is widely used in aerospace and automobile industries because it is lighter in weight; but the trouble is that it is easily worn-out and life of the components is decreased. To overcome these problems, aluminium silicon carbide composite material has been developed with good wear-resistance, hardness and lighter weight. Silicon carbide has good mechanical properties like wear resistance, hardness, toughness and high melting point. Silicon carbide weight fractions …
Published in Journal of Experimental & Applied Mechanics · Vol. 9, Issue 1, 2018 · pp. 15–32 Read article
-
Automated Recognition of Mechanical Parts with Machine Vision System
Abstract: The field of machine vision, or computer vision, has been growing at fast pace. The growth in this field, unlike most established fields, has been both in breadth and depth of concepts and techniques. Computer vision recognition has attracted the attention of researchers in many application areas and has been used to solve many ranges of problems. In this work, recognition of objects manufactured in mechanical industry is considered. Mechanically …
Published in Journal of Experimental & Applied Mechanics · Vol. 9, Issue 3, 2018 · pp. 1–6 Read article
-
Material Handling Device with Multiple DOF
Abstract: This paper describes the design as well as analysis of a Material handling device having multiple DOF. Conventionally, there is a various material handling device which performs a specific operation like either up and down motion or planer (linear) motion to handle or transfer the material from one location to another location. But the design described in the paper is developed keeping in mind that mechanism will allow motion with …
Published in Journal of Experimental & Applied Mechanics · Vol. 9, Issue 3, 2018 · pp. 24–30 Read article
-
Micro-Doppler Signatures for Human with Orbbec Sensor
Abstract: Micro-movements, such as oscillations, rotations or revolution of an object or structures persuade additional frequency modulations on reinstate radar signal, which generates sidebands about the object’s Doppler frequency, called micro-Doppler effect. Human body mechanics consist of various moving body parts, which generate unique micro-Doppler signatures. Using TFT (time frequency transforms and pattern recognition techniques; we can classify individuals based on their movements using micro-Doppler signatures. Preliminary results from a laboratory …
Published in Journal of Electronic Design Technology · Vol. 12, Issue 1, 2021 · pp. 1–9 Read article
-
Geotechnical study of a landslide reactivation in clay soils (central Piedmont, NW Italy).
Abstract: In March 2015, exceptional meteoric events occurred in southern Piedmont caused a remarkable rise of the rivers water level of the Tanaro Basin with flooding and many landslides. The engineering geological study reported here, concerns a triggering of a previous landslide occurred in 1982 in the hills, shaped in the marine sedimentary succession (Lugagnano Clay, lower Pliocene) of the southern Asti Reliefs, near San Martino Alfieri village. Detailed geological, morphological …
Published in Journal of Geotechnical Engineering · Vol. 7, Issue 1, 2020 · pp. 21–36 Read article
-
Investigation of Mechanical Properties of Friction Stir Welded AA6063 Joints
Abstract: Friction Stir Welding is often referred as the joining technology of next generation because of its multiple advantages over the existing conventional processes. It is a solid state joining process which is free from the requirement of filler wire, consumable material, harmful gaseous emissions and also provides smooth surface with better surface finish. Moreover since no third additive material is involved hence, the microstructure of the welded joint also bears …
Published in Journal of Industrial Safety Engineering · Vol. 4, Issue 2, 2017 · pp. 1–4 Read article
-
Discomfort Analysis in Pneumatic Grinding: Steam Generator Manufacturing Industry
Abstract: Steam generator manufacturing involves a lot of custom designed components requiring intensive fabrication activities of welding and grinding. Pneumatic grinding machines of different types are widely used in such industries as they offer flexibility and ease of use. However, the deployment of pneumatic tools are associated with hand transmitted vibration and related health issues. The present study aims to evaluate the extent of discomfort levels of operators and its relationship …
Published in Journal of Industrial Safety Engineering · Vol. 3, Issue 3, 2016 · pp. 1–10 Read article