Subjects: Dams. / Hydraulic structures. / Design parameters. / Empirical formulas. / Flow characteristic. / Initial design. / Physical model test. / Physical modeling. / Pre-selection. / RCC dams. / Relative errors. / Roller compacted concrete dams. / Stepped chutes. / Stepped spillways. / Uniform flow. / Bearings (structural) / Concrete dams. / Electron energy loss spectroscopy. / Energy dissipators. / Hydraulics. / Models. / Spillways. / Sustainable development. / Water resources. / Design.

An integrated SPH-polyhedral DEM algorithm to investigate hydraulic stability of rock and concrete blocks: application to cubic armours in breakwaters

Author: Sarfaraz, M.

Pub. Year: 2017

Subjects: DEM. / Mound breakwaters. / Numerical modelling. / SPH. / Breakwaters. / Computational mechanics. / Concretes. / Geometry. / Numerical methods. / Numerical models. / Water levels. / Empirical formulas. / Environmental conditions. / Hydraulic stability. / Mesh free methods. / Numerical techniques. / Rubble mound breakwaters. / Still water levels. / Systematic analysis. / Armor.

SPH numerical simulation of tsunami wave forces impinged on bridge superstructures

Author: Sarfaraz, M.

Publisher: Elsevier B.V,

Pub. Year: 2017

Subjects: Coastal bridges. / Numerical modeling. / Smoothed particle hydrodynamics. / SPH. / Tsunami wave forces. / Bridges. / Fluid dynamics. / Numerical models. / Solitons. / Tsunamis. / Bridge superstructure. / Deck elevations. / Mesh free methods. / Non-dimensional equations. / Numerical investigations. / Numerical results. / Tsunami waves. / Hydrodynamics. / Bridge. / Coastal zone. / Induced response. / Numerical method. / Solitary wave. / Tsunami. / Wave force. / Wave-structure interaction.

Weakly compressible SPH simulation of cnoidal waves with strong plunging breakers

Author: Sarfaraz, M.

Publisher: Springer Verlag,

Pub. Year: 2019

Subjects: Cnoidal wave. / Numerical modelling. / SPH. / Strong plunging breaker. / Wave breaking. / Coastal engineering. / Numerical methods. / Numerical models. / Spectral density. / Water levels. / Numerical results. / Numerical techniques. / Plunging breakers. / Smoothed particle hydrodynamics. / Still water levels. / Vertical dynamics. / Wavebreaking. / Hydrodynamics. / Beach profile. / Detection method. / Equipment. / Simulation. / Water level. / Wave propagation.

Numerical investigation of the stability of armour units in low-crested breakwaters using combined SPH–Polyhedral DEM method

Author: Sarfaraz, M.

Publisher: Academic Press,

Pub. Year: 2018

Subjects: Armour layer stability. / DEM. / Low-crested breakwaters. / SPH. / Wave structure interaction. / Armor. / Breakwaters. / Numerical methods. / Offshore structures. / Seawater. / Stability. / Structural design. / Water waves. / Wave transmission. / Armour layers. / Coastal landscapes. / Fluid velocities. / Numerical investigations. / Preliminary design. / Stability analysis. / Wave-structure interaction. / Coastal engineering.

بررسی پایداری لایه آرمور بلوک بتنی در موج شکن های توده سنگی با مدل سازی عددی Numerical Analysis of the Armour Layer Stability in Rubble-Mound Breakwaters

Author: سرفراز، محمد Sarfaraz, Mohammad

Publisher: صنعتی شریف

Pub. Year: 1391

Subjects: بر هم کنش سازه - سیال Fluid-Structure Interaction / مدل سازی عددی Numerical Modeling / سازه های حفاظت ساحل Coastal Protection Structures / موج شکن های توده سنگی Rubble Mounted Breakwaters / پایداری لایه آرمور بلوک بتنی Concrete Armour Layer Stability / نیروی امواج دریا Sea Wave Loads

Call Number: ‭09-43284

مدلسازی عددی پایداری آرمور موج‌شکن‌های تاج‌کوتاه با روش هیدرودینامیک ذرات هموار (SPH) و اجزای مجزا (DEM) Numerical Modelling of Armour Layer Stability in Low-crested Breakwaters Using Smoothed Particle Hydrodynamics (SPH) and Discrete Element Method (DEM)

Author: سرفراز، محمد Sarfaraz, Mohammad

Publisher: صنعتی شریف

Pub. Year: 1397

Subjects: سازه های حفاظت ساحل Coastal Protection Structures / موج شکن های تاج کوتاه Low-Crested Breakwaters / پایداری آرمور تک لایه Single Layer Armour Stability / مدل سازی عددی Numerical Modeling / روش بدون شبکه Meshless Method / هیدرودینامیک ذرات هموار Smoothed Particle Hydrodynamics (SPH) / تحلیل اجزای مجزا Discrete Element Method

Call Number: ‭09-51798

Nonlinear analysis of FGM plates under pressure loads using the higher-order shear deformation theories

Author: Sarfaraz Khabbaz, R.

Pub. Year: 2009

Subjects: Energy concepts. / Energy method. / Functionally graded material. / Higher-order shear deformation theories. / Large deflections. / Large deformation. / Plate thickness. / Power-law functions. / Pressure loads. / Shear deformation theory. / Stress distributions. / Thickness variations. / Third-order shear deformation theories. / Beams and girders. / Crack initiation. / Functionally graded materials. / Nonlinear analysis. / Stress concentration. / Shear deformation. / Deformation. / Pressure. / Shear property. / Stress.

A simplified fuzzy logic approach for materials selection in mechanical engineering design

Author: Sarfaraz Khabbaz, R.

Pub. Year: 2009

Subjects: Conventional methods. / Fuzzy characteristics. / Fuzzy logic approaches. / Fuzzy spaces. / H. Material property databases. / H. Performance indices. / H. Selection for material properties. / H. Weighting and ranking factors. / Material selections. / Materials selections. / Mechanical designs. / Mechanical engineering designs. / Powerful tools. / Qualitative properties. / Electric load forecasting. / Fuzzy sets. / Fuzzy systems. / Materials properties. / Fuzzy logic.

Probability of missed detection as a criterion for receiver placement in MIMO PCL

Author: Majd, M. N.

Publisher: IEEE,

Pub. Year: 2012

Subjects: Missed detections. / Multiple antenna. / Multiple receivers. / Passive radars. / Radar performance. / Receive antenna. / Receiving antennas. / MIMO radar.

An efficient method for the ring opening of epoxides with aromatic amines by Sb(III) chloride under microwave irradiation

Author: Ghazanfari, D.

Pub. Year: 2008

Subjects: Epoxides. / β-amino alcohols. / Aromatic amines. / SbCl3.

Resource allocation for uav-enabled integrated sensing and communication (isac) via multi-objective optimization

Author: Rezaei, O.

Publisher: Institute of Electrical and Electronics Engineers Inc,

Pub. Year: 2023

Subjects: Integrated sensing and communication (ISAC) / Unmanned aerial vehicle (UAV) / Waveform design. / Wireless power transfer (WPT)

MIMO radar signal design to improve the MIMO ambiguity function via maximizing its peak

Author: Chitgarha, M. M.

Publisher: Elsevier,

Pub. Year: 2016

Subjects: Ambiguity function. / Multiple-Input Multiple-Output radar. / Power allocation. / Waterfilling. / Waveform design. / Codes (symbols) / Design. / Feedback control. / MIMO systems. / Radar. / Radar signal processing. / Radar systems. / Telecommunication repeaters. / Multiple input multiple output (MIMO) radars. / Power allocations. / MIMO radar.

Detection-localization tradeoff in MIMO radars

Author: Nazari Majd, M.

Pub. Year: 2017

Subjects: Detection. / Localization. / MIMO radar. / Tradeoff. / Widely separated antennas.

Antenna placement and power allocation optimization in MIMO detection

Author: Radmard, M.

Pub. Year: 2014

Subjects: Antennas. / Transmitters. / Antenna placement. / Detection performance. / MIMO detection. / Multiple antenna. / Neyman Pearson detectors. / Power allocations. / Total power. / MIMO systems.

Ambiguity function of MIMO radar with widely separated antennas

Author: Radmard, M.

Pub. Year: 2014

Subjects: Ambiguity function. / Widely separated antennas. / Antennas. / MIMO systems. / Radar antennas. / Separation. / Multiple antenna. / Multiple input multiple output techniques. / System's performance. / MIMO radar.

Choosing the position of the receiver in a MISO passive radar system

Author: Chitgarha, M. M.

Pub. Year: 2012

Subjects: MIMO. / Passive Coherent Location. / Receiver positioning. / MIMO Multiple Input Multiple Output. / MISO. / Multiple antenna. / Multiple receive antennas. / Neyman Pearson detectors. / Passive coherent locations. / Passive radars. / Probability of missed detections. / Receive antenna. / Spatial diversity. / Local area networks. / MIMO systems. / Receiving antennas. / MIMO radar.

Adaptive filtering techniques in passive radar

Author: Chitgarha, M. M.

Pub. Year: 2013

Subjects: Direct signal. / Filtering technique. / Limited dynamic ranges. / Passive radars. / Adaptive filters. / Radar.

Ambiguity function based receiver placement in multi-site radar

Author: Radmard, M.

Pub. Year: 2017

Subjects: Genetic algorithm. / Multi-site radar. / Receiver placement. / Antennas. / Genetic algorithms. / Radar antennas. / Radar systems. / Receiving antennas. / Ambiguity function. / Aspect angles. / Multi-site. / Multiple antenna. / Multiple targets. / Multiple transmit antennas. / Receive antenna. / System's performance. / Radar.

Improving MIMO radar's performance through receivers' positioning

Author: Chitgarha, M. M.

Publisher: Institution of Engineering and Technology,

Pub. Year: 2017

Subjects: Antennas. / MIMO systems. / Radar. / Radar antennas. / Radar signal processing. / Radar systems. / Receiving antennas. / Ambiguity function. / MIMO (multiple-input multiple output) / MIMO detectors. / Positioning procedures. / Probability of detection. / Receive antenna. / System's performance. / MIMO radar.

Total 21481 records