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مقالات علمی سال ۱۳۸۸

مقالات را بر اساس عنوان، کد سند یا سال انتشار پیدا کنید و به نویسندگان و رویداد علمی مرتبط برسید.

۳,۴۷۶ مقاله پیدا شد.

مقاله کنفرانسی سال ۱۳۸۸ ۱,۸۸۶ مشاهده

ULTIMATE LOAD TEST AND DUCTILITY 0F CONSTRUCTED POST-TENSIONED SCC CONTINUOUS SLABS

Test result of constructed post tensioned self consolidating concrete, SCC continuos slabs used in bridge constructions L=7500mm, b =1000mm, t=200mm…

Post-tensioned SCCContinuous SlabsFlexure
مقاله کنفرانسی سال ۱۳۸۸ ۲,۱۸۵ مشاهده

Two dimensional simulation of flow around dike breaches

Hydraulic simulation of flow around dike breaches is the focus of this study Due to the actual pattern of flow near the breach, 2 D simulation of flo…

Dike breachshallow water equationsMike21
مقاله کنفرانسی سال ۱۳۸۸ ۲,۵۶۲ مشاهده

Three dimensional seepage analyses in Mollasadra dam after its impoundments

Mollasadra dam is an earth fill dam with a clayey core and a height of 72 m from river bed, constructed on Kor River pore water pressure in the dam w…

pore water pressuretransient analysis
مقاله کنفرانسی سال ۱۳۸۸ ۲,۱۲۱ مشاهده

Thermal Void Ratio State Surface Effect on Immiscible Fluid (NAPL) Flow through Unsaturated Poroelastic Media

This paper deals with the response of unsaturated deformable porous media to the coupling concept of thermal void ratio state surface through the pro…

NAPL distributionUnsaturated poroelastic mediaThermal void ratio state surface
مقاله کنفرانسی سال ۱۳۸۸ ۲,۰۸۹ مشاهده

The role of supplementary cementing materials on durability and sustainability of concrete structures

The use of supplementary cementing materials and durability of concrete structures are the main issues for sustainability Concrete deterioration and…

durabilitycorrosionpermeability
مقاله کنفرانسی سال ۱۳۸۸ ۱,۹۳۶ مشاهده

The elasto-plastic analysis of a circular opening excavated in a generalized Hoek-Brown rock material

A new rigorous approach for calculating the distribution of stresses and displacements around a circular opening excavated in a strain softening gene…

strain-softeningCircular openingelasto-plastic analysis
مقاله کنفرانسی سال ۱۳۸۸ ۱,۵۴۴ مشاهده

The Transition Zone between the Cement Paste and the Normalweight and the Lightweight Aggregates

In this study, the influence of aggregates on the aggregate cement interfacial zone of concrete mixtures were discussed Lightweight concrete can be p…

Interfacial zoneAggregateSEM.
مقاله کنفرانسی سال ۱۳۸۸ ۲,۲۹۶ مشاهده

The Influence of Stress Level on the Shear Strength of Rockfill Materials

Shear strength of rockfill materials depends on stress level and wetting The scope of this paper is to investigate the effect of these factors on the…

Direct Shear TestRockfillShear Strength
مقاله کنفرانسی سال ۱۳۸۸ ۱,۷۸۳ مشاهده

The Evaluation of Effective Period of Buildings Including Soil-Foundation-Structure Interaction Effects

The aim of this paper is to propose a simple and reasonably accurate method for determination of modal periods of structure including soil foundation…

Modal PeriodSFSIImpedance Function
مقاله کنفرانسی سال ۱۳۸۸ ۱,۹۹۸ مشاهده

The Effects of Stiffness Alteration of the 1st Floor in the Concrete Precast 3D Panel System Supported on RC Frames on its Seismic Responses

In the present study, the effects of alteration 1st floor’s stiffness of the concrete precast 3D panel system supported on RC frames on its seismic r…

AlterationStiffnessPrecast 3D Panel
مقاله کنفرانسی سال ۱۳۸۸ ۲,۲۴۸ مشاهده

The Effects of Steel Amount of the Concrete Precast 3D Panel Welded Wire Frame on their Nonlinear and Seismic Behaviors

In the present investigation, the effects of the steel amount of the welded wire space frame of the prefabricated 3D sandwich panel on their nonlinea…

NonlinearCyclic loadingPrecast 3D Panel
مقاله کنفرانسی سال ۱۳۸۸ ۱,۳۷۹ مشاهده

The Effects of Chemical Fluids with Different Dielectric Constants on the Behavior of a Clayey Soil

The physico chemical forces between the clay particles due to the variation of the dielectric constant of the pore fluids cause to have changes in th…

chemical fluidsshear strengthconsolidation
مقاله کنفرانسی سال ۱۳۸۸ ۱,۸۵۹ مشاهده

The Effect of Initial Static Shear Stress on the Liquefaction Resistance of Babolsar Sand using Cyclic Simple Shear Tests

The effect of initial static shear stress on undrained cyclic behavior of sand, with special reference to liquefaction, is studied and reported in th…

Liquefaction resistanceCyclic simple shearInitial static shear stress
مقاله کنفرانسی سال ۱۳۸۸ ۲,۴۱۴ مشاهده

The Effect of Direction of Orthogonal Horizontal Components of Earthquake on the Nonlinear Response of Skewed Bridges

The effects due to the combination of bilateral skewed horizontal components of earthquakes on the nonlinear responses of the skewed bridge piers are…

nonlinear responseskewed bridgesdirection of earthquake
مقاله کنفرانسی سال ۱۳۸۸ ۲,۲۹۵ مشاهده

The Development of a Hierarchical Car-following Model of Traffic Behavior on Freeways and Expressways

Several distance thresholds were defined in the car following algorithm namely safety distance, desired following distance, minimum following distanc…

car followingmicroscopic simulationclose following
مقاله کنفرانسی سال ۱۳۸۸ ۲,۱۵۳ مشاهده

The Application of Multigrid method for pipe network analysis

In this paper the analysis of water distribution networks consisting of a large number of pipes is studied The Newton’s method is used for solving th…

Newton’s methodPipe networksPipe flow
مقاله کنفرانسی سال ۱۳۸۸ ۱,۶۹۲ مشاهده

Suspended Sediment Load Simulation for Delaware River Using ANNs and Sediment Rating Curves

Predictions of sediment load are required in a wide variety of water resources engineering problems In the presented study artificial neural network…

Artificial neural networkSuspended sediment loadFeed-forward back-propagation
مقاله کنفرانسی سال ۱۳۸۸ ۲,۱۷۵ مشاهده

Study on the water availability in Iran, using the international water indicators

The climate of Iran is one of great extremes due to its geographic location and varied topography The summer is extremely hot with temperatures in th…

Iran.Falkenmarkwater deficit indicators
مقاله کنفرانسی سال ۱۳۸۸ ۲,۰۲۱ مشاهده

Study on Vibration Isolation Systems for Sensitive Equipment

In major earthquakes there are some buildings which should stand functionally after main shock, like hospitals, relief and fire centers and so on, wh…

Acceleration Sensitive EquipmentSeismic PerformanceSeismic Isolation
مقاله کنفرانسی سال ۱۳۸۸ ۱,۹۹۱ مشاهده

Structural Damage Identification of Reinforced Concrete Beams Strengthened by CFRP Sheets

This paper presents a methodology for the use of vibration monitoring as a tool to assess the damage of reinforced concrete beams strengthened by CFR…

CFRP SheetDamage IdentificationFlexibility
مقاله کنفرانسی سال ۱۳۸۸ ۲,۳۲۵ مشاهده

Stress-Strain Behavior of Asphalt Concrete as a Sealing Core in Earth fill Dams under Cyclic Loading

Behavior of asphalt concrete samples as a sealing element in earthfill dams' core under cyclic loading was investigated in the present study Asphalt…

asphalt concretecyclic loadingearth fill dam
مقاله کنفرانسی سال ۱۳۸۸ ۱,۷۵۸ مشاهده

Statistical Functions as an Auxiliary Means in Hydrological Time Series Modeling Using New Data Driven Techniques

Interesting in using of relatively new data driven modeling techniques eg neural networks or neurofuzzy is being increased among water resources engi…

Input SelectionStatistical functionsArtificial neural networks
مقاله کنفرانسی سال ۱۳۸۸ ۲,۷۱۱ مشاهده

Static and dynamic soil–structure interaction response of Kazeroon cooling towers

To get a better insight about the soil properties and their effects on the structural behavior of Kazeroon cooling towers, a finite element model has…

Cooling towerFinite element methodSoil-structure interaction
مقاله کنفرانسی سال ۱۳۸۸ ۲,۰۳۸ مشاهده

Static and dynamic analysis of Lali bridge basin and caisson foundation

The static and dynamic analysis of Lali bridge basin and caisson foundation is discussed in this paper The bridge is on Karoon River at elevation 240…

dynamiccaissonsubmergence