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847 articles for “Estimation”
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Optimization of Process Parameters for ABS, Nylon, Polypropylene Material in Injection Molding Using Taguchi Method
Abstract: The process of plastic injection molding (IMP) itself is a multifarious of time, temperature and pressure variables with a profusion of manufacturing defects that can occur without upright fusion of processing parameters and design components. Ascertaining the reform foremost process parameter settings commentative dominates productivity, quality, and costs of production in the plastic injection molding industry. Most plastic injection molding industries are using trial-and-error method/approximation method, based on experience of …
Published in Trends in Mechanical Engineering & Technology · Vol. 11, Issue 3, 2021 · pp. 1–9 Read article
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FAILURE ANALYSES OF 16MM THICK SA 516 GR 70 AUTO CLAVE
Abstract: With the acceleration of global industrialization, there is a demand for high- or low-pressure storage of liquids or gases. Because of the complicated operating conditions that will inevitably encounter a possible hazard, pressure vessel design is a critical responsibility. Previous failure studies have revealed that the presence of local loads and discontinuities increases pressure vessel fracture. As a result, a detailed examination of pressure vessel steel from the standpoint of …
Published in Trends in Mechanical Engineering & Technology · Vol. 12, Issue 1, 2022 · pp. 21–30 Read article
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BER Performance Comparison of Coded Communication Systems under Different Turbulence Coditions of Free Space Optical Channel
Abstract: AbstractThe congestion and the limitations on bandwidths of the radio spectrum have posed a constraint for the growth of radio wireless systems. Wireless optical communication, also known as free space optical communication (FSO), is believed to be a long-term option for many wireless communication applications. Atmospheric turbulence is generally considered to be multiplicative noise source that reduces the capability of receiver to estimate the information contained in the modulated optical …
Published in Trends in Opto-electro & Optical Communication · Vol. 4, Issue 1, 2014 · pp. 1–6 Read article
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Comparative Evaluation of Tin Perovskite based Solar Cell
Abstract: AbstractPerovskite material utilized in manufacturing solar cells as active layer has altogether improved their effectiveness for power change. They possess conversion efficiency impressively more than the traditional technologies, for example, silicon based cells. They likewise have PCE more than the DSSC. They are accounted for to have conversion efficiency of about 20%. There has been a great increment in the estimation of PCE of these cells utilizing Perovskite as active …
Published in Trends in Opto-electro & Optical Communication · Vol. 9, Issue 3, 2019 · pp. 15–18 Read article
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LoRa based Healthcare and Agriculture Monitoring System with IoT Platform
Abstract: Because of the absence of portable foundation in local regions, a ton of current innovations can't be utilized effectively. With Long Range (LoRa) and Long Range Wide Area Network (LoRaWAN), there are new ideas for remote long-range correspondence which have been set up. They empower an advanced specialized answer for convey in rural regions, where current portable organization inclusion is absent. This paper examines LoRaWAN for Agriculture and Healthcare based …
Published in Trends in Opto-electro & Optical Communication · Vol. 11, Issue 2, 2021 · pp. 7–12 Read article
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A Review on Structural Evaluation of Flexible Pavements using Falling Weight Deflectometer
Abstract: For rehabilitation design processes, the new Mechanistic-Empirical Pavement Design approach relies heavily on the material stiffness, back calculated from the deflection measurements taken from existing pavements. These measurements are typically made using Falling Weight Deflectometer (FWD) or Heavy Weight Deflectometer (HWD) units. In order to provide high quality and consistent material stiffness data for the Mechanistic-Empirical Pavement Design the deflection results obtained at radial distance in between 0 and 1800 …
Published in Trends in Transport Engineering and Applications · Vol. 2, Issue 1, 2015 · pp. 1–10 Read article
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Headway Compression during Queue Discharge at Signalized Intersections under Mixed Traffic Condition
Abstract: The evaluation of capacity at signalized intersection is an important component in the planning, design, operation and management of transportation system. Presently, the methodologies available for the estimation of capacity of signalized intersections are based on the concept of saturation flow(s). Saturation flow is the steady maximum queue discharge rate after the green onset. According to the U.S. Highway Capacity Manual, this steady maximum rate is generally achieved after the …
Published in Trends in Transport Engineering and Applications · Vol. 1, Issue 2, 2014 · pp. 15–22 Read article
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Basic Re-procurement Considerations Influencing Highway Projects in Nigeria
Abstract: Failures in road construction project procurement are attributed to the existence of many factors right from the inception. Such factors include costs, technical capabilities, qualities, sub-contractors, resources, risk events, among others. These factors have direct consequence on the funding, the estimated time of the project completion and may result in outright termination of the project. In order to meet targeted project goals, project client seeks alternative measures of reviving the …
Published in Trends in Transport Engineering and Applications · Vol. 2, Issue 3, 2015 · pp. 1–11 Read article
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Travel Demand Management for Sustainable Urban Transport in Kuala Lumpur: Operation and Energy Consumption Issues
Abstract: A number of South-East Asian cities are experiencing rapid growth in car ownership and overall transportation demand in the context of relatively low fuel and road tax along with land use patterns that encourage private automobile trips. To address these challenges, sustainable transport initiatives, which often include travel demand management (TDM), are increasingly being promoted at the city level. This paper examines the effectiveness of TDM on reducing road traffic …
Published in Trends in Transport Engineering and Applications · Vol. 1, Issue 2, 2014 · pp. 23–37 Read article
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Rut Depth Modeling of Modified and Unmodified Asphalt Mixtures by Using Finite Element Approach
Abstract: Two asphalt cements (PG76-22 and PMB PG76-22) and two aggregate gradations used in the construction of surface and base courses were selected to study their effect on the mixtures’ rutting behavior. A dynamic modulus and wheel tracking tests were performed to determine the rutting potential of asphalt mixtures at different temperature levels. The study revealed that modified asphalt cement (PMB PG76-22) with coarse aggregate gradation (base course) may offer more …
Published in Trends in Transport Engineering and Applications · Vol. 3, Issue 1, 2016 · pp. 65–78 Read article
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Effect of vehicle composition on signalized intersection capacity
Abstract: For the design of signalized intersections, capacity is the most critical parameter used. Proper capacity assessment plays an important role in deciding the degree of operation. In order to estimate capacity, the saturation flow rate must be assessed by considering the parameters affected. The main objective of the present study is to identify the impact of the composition of the vehicle and the effect of the time taken to cross …
Published in Trends in Transport Engineering and Applications · Vol. 8, Issue 3, 2021 · pp. 1–7 Read article
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Effect of EM Wave from Mobile Phone on Skin Depth in Human Blood, Bone and Muscle
Abstract: Cell phone technology has become an integral part of day to day life and it is used not only for voice messages but also for high resolution pictures and mainly the use of Internet. When cell phones are placed near to human body, the EM radiations emitted from the phone penetrate deep inside the body. The present paper investigations have been made to estimate skin depth of electromagnetic radiations inside …
Published in Journal of Communication Engineering & Systems · Vol. 7, Issue 3, 2017 · pp. 16–20 Read article
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OQPMSAV: Opportunistic Quality of Services Provisioning for Multimedia Services using Artificial Neural Network
Abstract: Vehicular ad hoc network is used to provide services related to traffic safety and user requirements. In VANET, applications are designed for users from various domains automobile company, road safety authority, advertisement industries, personal entertainment. Applications developer requires efficient utilization of available networking resources. VANET is witnessed of continuous support form researchers, developer, government authorities and vehicles manufactures. In VANET, vehicles are designed to move at high speed which causes …
Published in Journal of Communication Engineering & Systems · Vol. 8, Issue 1, 2018 · pp. 29–42 Read article
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Assessment of various Biometric Techniques
Abstract: In this day and age, information security is a noteworthy issue; there are various strategies to anchor information or forestall unapproved get to biometrics is a quickly developing innovation that is as a rule generally utilized in forensics, security; avoid unapproved access in bank or ATMs. There are various types of biometrics currently being incorporated with innovation stages. As biometric innovation develops there will be an expanding cooperation among the …
Published in Journal of Communication Engineering & Systems · Vol. 8, Issue 3, 2018 · pp. 18–33 Read article
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Calculating SAR Distribution and RF Electromagnetic Field Due To MRI Coil at Human Model
Abstract: AbstractMRI (magnetic resonance imaging) is an effective method for diagnosis of diseases. The MRI system is made of some important units including RF (radio frequency) devices [1]. The RF coil is one of the important parts in the RF unit. During the imaging, the RF coil radiates EM (electromagnetic) pulse to the human body and in response receives the NMR (nuclear magnetic resonance) signals emitted from the nuclei, which constitutes …
Published in Journal of Communication Engineering & Systems · Vol. 3, Issue 2, 2013 · pp. 1–8 Read article
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A Statistical View Point of Road Accidents due to Mobile Phone Usage while Driving
Abstract: AbstractThe proliferation of mobile technology and its widespread use has created an environment of achieving more while driving. Reports related to road accidents estimate that nearly 1.4 million crashes occur as a consequence of drivers being engaged in phone conversation and almost 2 lakh crashes involve distraction due to texts and emails. Driving requires abilities such as attention, memory, judgment, perceptuomotor skills and decision making. The current mobile interface available …
Published in Journal of Communication Engineering & Systems · Vol. 6, Issue 2, 2016 · pp. 16–20 Read article
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Simple Analysis of Average Monthly Global Solar Radiation in Rajasthan
Abstract: AbstractSolar energy is the best form of renewable energy.This article describes an hourly solar radiation estimation method using global, diffuse and ground solar radiation. This paper presents about solar radiation on daily basis at Jaipur, Jaisalmer and Jodhpur, Rajasthan (India) was investigated on an average 7 hours daily sunshine duration basis on the date of 16th of each month of a year. This paper suggests a possible solution for absorbing …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 3, 2019 · pp. 23–27 Read article
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Study on Virtual Reality in Real Life
Abstract: Virtual reality (VR) is sometimes referred to as Virtual Environments (VE) has attracted a lot of consideration in the most recent couple of years. Broad media inclusion makes this interest develop quickly. Despite this, few people actually understand what virtual reality is, what its underlying rules and outstanding issues are. In this study, an authentic outline of augmented reality is introduced, essential wording and classes of VR frameworks are recorded, …
Published in Journal of Communication Engineering & Systems · Vol. 12, Issue 1, 2022 · pp. 7–20 Read article
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A Machine Vision Approach for Geofence-based Adaptive Friction Modulation in Connected Semi-autonomous Vehicles
Abstract: Safeguarding vulnerable road user (VRU) safety necessitates fail-safes preventing collisions from semi-autonomous vehicles. Geofencing allows service-zones definition but introduces friction discouraging adoption. This paper details an onboard vision model detecting VRUs by helmet status, triggering reactionary neuro-modulations of vehicle maneuverability. The architecture encompasses a YOLOv3 detector determining pedestrian/bicyclist crossing intent through path extrapolations, calibrated using lidar-fusion correcting distance estimates. The subsequent velocity governor adapts acceleration profiles based on predicted exposure …
Published in Journal of Communication Engineering & Systems · Vol. 13, Issue 3, 2023 · pp. 22–29 Read article
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A Noble Approach towards Development of e-Governance Applications
Abstract: ABSTRACTWith the development of the Information & Communication Technology (ICT) a new trend started towards its innovative use in many sectors like Banking, Education, Transportation, Communication, Defense, Aviation, as well as in Government. e-Governance as a tool for ensuring good governance aims at improving the quality, accessibility and effectiveness of Government services with the help of Information & Communication Technology (ICT). e-Governance aims to make all the government activities Simple, …
Published in Journal of Computer Technology & Applications · Vol. 1, Issue 1-3, 2011 · pp. 15–27 Read article