Civil engineering topic list of research papers
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The Use of Queuing Theory at Research and Optimization of Traffic on the Signal-controlled Road Intersections
Abstract The paper describes the methods of queuing theory to solve the problem of optimizing traffic light phases on signal-controlled road intersections. The flow of vehicles on multi-lane roads is described by Poisson processes. In this paper the ...
2015 / T.S. Babicheva -
The Effect of Lightweight Aggregate Water Absorption on the Reduction of Water-cement Ratio in Fresh Concrete
Abstract The aim of this paper is to present the problem of water-cement ratio reduction in structural lightweight concrete as a result of mixing water absorption by the lightweight aggregate. The research was carried out on eighteen concrete...
2015 / Lucyna Domagała -
Mortar Made of Recycled Sand from C&D
Abstract In the production of coarse recycled aggregates (RA), the fine fraction is involuntarily produced, representing a large amount of the weight of the crushed C&D waste. In this work the mortar has been analyzed, by...
2015 / G.A. Ferro, C. Spoto, J.M. Tulliani, L. Restuccia -
A Method of Fast Module Location Test Based on Requirements Changes
Abstract As the existence of objective and subjective factors in developing software, changes in requirements is inevitable, often lead to changes in program modules also. Because of correlation among program modules, to modify a module may lead...
2012 / Guo Xuepin, Chen Huandong, Wu Shulei, Zhan Jinmei, Zhong Sheng -
Macroscopic Traffic Dynamics with Heterogeneous Route Patterns
Abstract This paper investigates at an aggregated (macroscopic) scale the effects of route patterns on a road network. Four main variables are considered: the production, the mean speed, the outflow and the mean travel distance. First, a simple...
2015 / Ludovic Leclercq, Céline Parzani, Victor L. Knoop, Jennifer Amourette, Serge P. Hoogendoorn -
A GIS-based Energy Balance Modeling System for Urban Solar Buildings
Abstract Solar buildings as one type of decentralized renewable energy systems have been widely adopted to reduce carbon emissions. Related policy making faces two questions: how much total solar energy can be produced in a city and what proportion...
2015 / Steven Jige Quan, Qi Li, Godfried Augenbroe, Jason Brown, Perry Pei-Ju Yang -
Investigating the possibility of constructing low cost roller compacted concrete dam
Abstract This research was set with the objective of investigating the possibility of constructing Roller Compacted-Concrete Dam, RCCD, using local material to reduce its cost. Trial laboratory concrete mixtures were conducted to define RCCD...
2013 / Mohamed I. Abu-Khashaba, I. Adam, A. El-Ashaal -
Fluid Approximation of Point-queue Model
Abstract Point-queue model is widely used in the dynamic user equilibrium (DUE) analysis in discrete-time or continuous-time form. In this paper, a continuous time point queue is proposed. In the former studies, the negativity of the queue length of ...
2014 / Xiangfeng Ji, Jian Zhang, Bin Ran, Xuegang Ban -
Applying the Ferrocement Concept in Construction of Concrete Beams Incorporating Reinforced Mortar Permanent Forms2014 / Ezzat H. Fahmy, Yousry B. I. Shaheen, Ahmed Mahdy Abdelnaby, Mohamed N. Abou Zeid
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Combining life cycle costing and life cycle assessment for an analysis of a new residential district energy system design
Abstract Due to the growing threat of climate change, we are challenged to find improved assessment practises to recognize solutions for sustainable urban development. The focus of the study is on the life cycle design of a district energy system...
2013 / Miro Ristimäki, Antti Säynäjoki, Jukka Heinonen, Seppo Junnila -
A Study on Development of Aluminum Pipe Support for Apartment Slabs
Abstract This study is to find out a resistant capacity of aluminum pipe supports, comparing with a common steel pipe system. Therefore, two support systems with a height 3 meters have been tested for the comparison. It is found out that aluminum...
2012 / Jung-Koo Cha -
Study of Emission Reduction: Benefits of Urban Rail Transit
Abstract As many cities in China have been planning, establishing and operating urban rail transit (URT), it is necessary to study URT's impacts on emission reduction. In this paper, the environmental benefit strategy was addressed through the real...
2013 / Bin Shang, Xiaoning Zhang -
Resolución numérica de las ecuaciones del movimiento de edificios de varias plantas con no linealidades severas
Abstract This paper presents a new algorithm for solving the equations of motion of multi-storey buildings that incorporate frictional energy dissipators as seismic protection. The behavior of the dissipators is represented by Coulomb dry friction...
2013 / F. López-Almansa, S. Oller -
RC Bridge Span Composed of 3D Prefabricated Steel Truss as a Self-supporting Formwork
Abstract The hereby discussed bridge span consists of steel truss elements prepared in a workshop, equipped with corrugated sheets, which make formwork for a concrete bridge deck slab. Truss elements, of which the upper chord makes reinforcement of...
2013 / Janusz Ukleja -
General Response Surface Reliability Analysis for Fuzzy-Random Uncertainty both in Basic Variables and in State Variables
Abstract A general response surface(RS) method is presented for reliability analysis of complex structure/mechanism with fuzzy-random uncertainty both in basic variables and in failure state variables. On the basis of equivalent transformation from...
2011 / Zhen-zhou LU, Jie SUN -
New Logistical Issues in Using Electric Vehicle Fleets with Battery Exchange Infrastructure
Abstract There is much reason to believe that fleets of service vehicles of many organizations will transform their vehicles that utilize alternative fuels that are more sustainable. The electric vehicle (EV) is a good candidate for this...
2014 / Pitu Mirchandani, Jonathan Adler, Oli B.G. Madsen -
Architecture Programming Approaches in Practical Research of Fifth-year Thesis- specialists of Local Architecture Department
Abstract Methodologies in architecture education varies in their vision of the effective theoretical evidence in architectural programming which act the basic roll in construct the design problem in fifth thesis .the architecture programming aims to ...
2013 / Hafsa Ramzi Alomari, Shatha Al-Sheikh, Ghada M. Younis -
Model of Work Zone Capacity of Reconstructed Expressway
Abstract Capacity analysis is the only way to formulate traffic organization schemes and evaluate the pros and cons on the work zones of reconstructed expressway. Currently, the lack of work zone capacity modeling and evaluation systems has led to...
2013 / Zhou Jian, Liu Qingxia, Zhong Liande, Xie Jun, Zhou Ronggui -
Travel Time Forecasting and Dynamic Routes Design for Emergency Vehicles
Abstract A framework to dynamically design routes of emergency vehicles taking into account within-day variations of link travel times on a road network is presented. The framework integrates two modelling components: (i) a within-day dynamic...
2013 / Giuseppe Musolino, Antonio Polimeni, Corrado Rindone, Antonino Vitetta -
A simplified method for prediction of embankment settlement in clays
Abstract The prediction of embankment settlement is a critically important issue for the serviceability of subgrade projects, especially the post-construction settlement. A number of methods have been proposed to predict embankment settlement;...
2013 / Chunlin Li