Search
1386 articles for ““SPA””
-
A Case Study on R.C.C Cast in situ Pile Capacities for Flyover Foundations
Abstract: Bangladesh is a densely populated country in the world. So, for the movement of this large population needs a good transport system. Every day people are moving hundreds of kilometers for their personal and official works and using different road transport system. Reality is the roads are very narrow. The present situation says people are making traffic jams though not intentionally. People have to work or stay at home, though …
Published in Recent Trends in Civil Engineering & Technology · Vol. 4, Issue 2, 2014 · pp. 1–6 Read article
-
Stiffness of Concrete Flexural Members Increases on Use of Shape Memory Alloy Bars as Reinforcement
Abstract: This paper describes the properties of Shape Memory Alloys (SMAs) and its useful aspect towards utilization in civil engineering structures. The non-linear material behavior in terms of shape memory effect, superelasticity, martensite damping and variable stiffness is presented. The values of effective moment of inertia and cracking moment, of treated and controlled Reinforced Concrete (RC) beams were determined using ACI 318, AS 3600 and CEB-FIP model codes. Treated beams were …
Published in Recent Trends in Civil Engineering & Technology · Vol. 2, Issue 1-3, 2012 · pp. 124–138 Read article
-
Utilization of Statistical Learning Algorithms for Prediction of Elastic Modulus of Jointed Rock Mass
Abstract: This study uses two statistical learning algorithms for the prediction of elastic modulus (Ej) of jointed rockmass. The first algorithm uses support vector machine (SVM) that is firmly based on the theory of statisticallearning and uses regression technique by introducing -insensitive loss functionhas been adopted. Thesecond algorithm uses relevance vector machine (RVM). It is based on a Bayesian formulation of a linearmodel with an appropriate prior that results in a …
Published in Recent Trends in Civil Engineering & Technology · Vol. 1, Issue 1-3, 2011 · pp. 81–94 Read article
-
Experimental Investigation for Strengthening the Nanocomposite Cementitious Materials with a Nanoscale Modification
Abstract: For the last few decades, researchers have widely used nanopolymer to control the mechanical properties of cementitious materials as a micro reinforcement. This paper examines and compares the mechanical and microstructure property of nanofiber cementitious material. Twenty-four sets of beam/cube cast with carbon nanofibers (CNFs) cementitious material where CNFs were used from 0.1%, 0.2%, and 0.3% of cement weight. The nanoparticles were scattered using a surfactant and an ultrasonic probe …
Published in Recent Trends in Civil Engineering & Technology · Vol. 12, Issue 2, 2022 · pp. 10–24 Read article
-
Analysis of Ferrocement Insulated Sandwich Wall Panel
Abstract: Ferrocement is a thin composite construction comprised of a rich cement-based mortar mixture and a variety of wire meshes. Ferrocement is a versatile building material that is widely used in developing countries for real estate, sanitation, water resources, etc. This project's major goal is to design an affordable insulation-resistant residential construction system for both urban and rural growth. Ferrocement methods decreased structural load, cost, and time by at least 30% …
Published in Recent Trends in Civil Engineering & Technology · Vol. 13, Issue 1, 2023 · pp. 7–16 Read article
-
Comprehensive Strategies for Enhancing Corrosion Protection of Concrete Structures
Abstract: The global issue of reinforcing steel corrosion in concrete structures presents a significant challenge, resulting in surface cracking, discoloration, spalling, and ultimately compromising structural integrity. The considerable expenses associated with addressing extensively deteriorated sections, coupled with the uncertainty of completely resolving the underlying corrosion issue due to potential intrinsic structural vulnerabilities, presents further multifarious problem. This article offers a comprehensive and systematic exploration of the corrosion triggers in concrete structures. …
Published in Recent Trends in Civil Engineering & Technology · Vol. 13, Issue 2, 2023 · pp. 36–44 Read article
-
Smart Dustbin with Scrap Crusher for Office Premises
Abstract: AbstractWaste management has become a vital issue today. Daily observation has shown that waste often gets accumulated due to irregular removal of waste from the dustbin. A solution to such a problem is a ‘Smart Dustbin’. This will help to overcome the negligence either shown by people to throw the waste in dustbin or by the authorities to clear the dustbin at regular interval of time. The smart dustbin has …
Published in Recent Trends in Electronics Communication Systems · Vol. 5, Issue 2, 2018 · pp. 28–34 Read article
-
Design and Development of Dual Head Filling and Crimping Machine
Abstract: Automation has changed the working scenario all over the globe. It has increased productivityand efficiency while decreasing the time needed by conventional methods. The shift towardsautomation has resulted in more production in less time. But in countries like Indiaimplementing automation in small scale industries is both complex and costly. This paperproposes a semi-automatic machine which can be used for filling and crimping operation of aperfume bottle. The idea is to …
Published in Recent Trends in Electronics Communication Systems · Vol. 7, Issue 3, 2020 · pp. 28–33 Read article
-
Coverage Driven Verification of Synchronous FIFO Using UVM
Abstract: FIFO(first in first out) is a memory array in which the data written first into the memory will be read first with the help of the control signals read and write. Where the control signal write is used to write the data into the memory and the control signal read is used to read the data from the memory. To avoid the memory overflow and to know that whether there …
Published in Recent Trends in Electronics Communication Systems · Vol. 8, Issue 1, 2021 · pp. 1–7 Read article
-
GSM Based Coal Miners Safety Monitoring Helmet
Abstract: A Coal Miners sensible Helmet is a wearable device that will facilitate coal miners keep safe. Observance the protection of coal miners' operating conditions are often finished in this device. It monitors the temperature, humidity, harmful gas concentration, and vibration. The information is analyzed and sent to the room and therefore the room decides that action must be taken supported the parameters sent. This paper uses LoRa communication technology alongside …
Published in Recent Trends in Electronics Communication Systems · Vol. 9, Issue 2, 2022 · pp. 13–18 Read article
-
Heat and Flow Characteristics of Jet Impingement: Literature Review
Abstract: AbstractA comprehensive review on jet impingement heat transfer and flow characteristics of impinging synthetic jets were compared with continuous jets. Considering all the single phase heat transfer jet impingement has maximum heat transfer rate. A number of experimental arrangements as done to study the jet impingement such as jet impingement on a solid flat surface, rough surface, concave surface, convex surface, etc. A large number of papers dealing with experimental …
Published in Recent Trends in Fluid Mechanics · Vol. 7, Issue 1, 2020 · pp. 1–8 Read article
-
A Review on Erosion in Pipeline
Abstract: AbstractElbows are used widely in oil and gas extraction pipelines, ammonia gas plants, refineries, power plants etc. Pipeline erosion remains a major headache for petroleum industry with its underlying safety. The erosive problems of the pipelines influence the performance of pipe system. Continuous arrangement of elbows is often necessary due to the limit of external space and connection length between elbows is short under the circumstance. This paper presents an …
Published in Recent Trends in Fluid Mechanics · Vol. 7, Issue 1, 2020 · pp. 20–23 Read article
-
The Theoretical and Experimental Study of the Behavior of the Mercury Drop, Fixed on the Glass Bottom of Vessel with Fluid, Under the Acceleration of Gravity Change
Abstract: At present time, accumulated theoretical material of the studies of the equilibrium forms of the gas bubbles or mercury drops, fixed on the surface of solid material in the fluid or on the glass bottom of vessel with fluid, under the acceleration of gravity change, was carried out either on the basis of geometric similarity laws that greatly simplify the essence of physical processes, or on the basis of theoretical …
Published in Recent Trends in Fluid Mechanics · Vol. 8, Issue 2, 2021 · pp. 1–12 Read article
-
Heat Transfer Analysis Through External Fins by CFD Tool
Abstract: The natural convection heat transfer from the heated vertical plates to air can be enhanced with the amendment in the shape of the plates. One of the methods for increasing the heat transfer is by the use of extended surfaces such as external fins. This study includes the CFD analysis of the heat transfer enhancement through different fins having various shapes and sizes considering both conductive and nonconductive fins. The …
Published in Recent Trends in Fluid Mechanics · Vol. 9, Issue 1, 2022 · pp. 1–12 Read article
-
Design and Implementation of PID Controller for Self Balancing Robot
Abstract: AbstractFor control engineers to study, apply and verify different control methods, inverted pendulum is a very good platform. Nearly 90% of the industries use the concept of inverted pendulum like ship balancing against of sea tide and control of rockets, space ships and landing of aero planes. The simple pendulum is stable while hanging downwards, but the inverted pendulum is a genetically unstable system. To make the inverted pendulum a …
Published in Recent Trends in Sensor Research & Technology · Vol. 5, Issue 2, 2018 · pp. 12–19 Read article
-
Multipoint Deflection Analysis using Non-Contact Image-Based System
Abstract: Abstract: In this paper, the experimental study proposes a non‐contact image‐based system for multipoint deflection measurement through image processing based on a low‐cost consumer‐grade camera. Deflection monitoring is one alternative method that can become the indicators of bridge feasibility since this method is easy, effective, and can be used for multi-temporal application. The objective of this study is to determine the deflection of simply supported beam of span 1.2 m …
Published in Recent Trends in Sensor Research & Technology · Vol. 6, Issue 1, 2019 · pp. 13–17 Read article
-
On Optimized Transmission by Trace Theory
Abstract: Abstract: The objective of this study is to design efficient wireless information system. The Trace based optimization technique is applied to achieve this goal. The linear programming-based formulation of the wireless environment is discussed. An analysis of this formulation is also presented in this research. The trace and average information are studied with respect to the time and space. Keywords: Wireless Information System, TraceCite this Article Vijayant Verma, Abhishek Badholia, …
Published in Recent Trends in Sensor Research & Technology · Vol. 6, Issue 1, 2019 · pp. 22–28 Read article
-
Legendry in Remote Sensing Imagery
Abstract: AbstractRemote sensing is processing platform originated devices. Air borne allocation plat sensors at airplanes while space born allocate at satellites. Since satellites are in queue in circulation morphological, therefore as a portion whole clump is constructive almost by sensors only. No whelm powered sensor or active origins ever procure power transmission systems. Same in case of high-altitude platforms (HAPs) analogized out from super jet stream liner concord consume power to …
Published in Recent Trends in Sensor Research & Technology · Vol. 6, Issue 3, 2019 · pp. 6–12 Read article
-
Human Activity Recognition Using For Smartphone Sensors To Predict The Best Accuracy Based On Machine Learning Algorithms
Abstract: Human activity recognition requires predicting the action of a person based on sensor-generated data. Due to the enormous number of applications possible by modern ubiquitous computing devices, it has sparked a lot of attention in recent years. It categorizes data into actions such as walking, sitting, standing, and lying. The accelerometer and gyroscope were used to generate the sensor data, and the sensor signals were pre-processed with noise filters. The …
Published in Recent Trends in Sensor Research & Technology · Vol. 9, Issue 1, 2022 · pp. 12–23 Read article
-
Autonomous Utility Bot with Self Balancing and Obstacle Avoidance
Abstract: Over the last decade, there has been a surge in global interest in two-wheeled self-balancing robot research. The kinematics model of a two-wheeled self-balancing autonomous mobile robot is described in this paper. After the mechatronics system design for the robot is completed, the analysis of the entire kinematics model can be divided into two wheels and a body. The velocity decompositions of the robot wheel and body are then examined. …
Published in Recent Trends in Sensor Research & Technology · Vol. 9, Issue 2, 2022 · pp. 18–24 Read article