Sharif Digital Repository

Fundamental frequency estimation using modified higher order moments and multiple windows

Author

Pawi, A.

Pub. Year

2011

Subjects

Fundamental frequencies. / Fundamental frequency estimation. / Higher order moments. / Multiple windows. / Noise types. / Pitch. / Pitch estimation. / Pitch extraction. / Reference values. / Errors. / Natural frequencies. / Speech. / Continuous speech recognition.

Unraveling Legal Complexities: Muslim and non-Muslim Estate Administration Process in Malaysia and Brunei

Author

Nasrul, M. A. D.

Pub. Year

2024

Subjects

Administrative bodies. / Beneficiaries. / Inheritance. / Legal system.

Intelligent semi-active vibration control of eleven degrees of freedom suspension system using magnetorheological dampers

Author

Zareh, S. H.

Pub. Year

2012

Subjects

Clipped optimal control algorithm. / MR damper. / Neuro-fuzzy strategy. / Full car model. / Linear quadratic Gaussian. / MR dampers. / Neuro-Fuzzy. / Optimal control algorithm. / Suspension system. / Algorithms. / Automobiles. / Control. / Damping. / Delay control systems. / Fuzzy control. / Fuzzy logic. / Model automobiles. / Neural networks. / Robustness (control systems) / Suspensions (components) / Controllers.

Performance and exhaust emission characteristics of a spark ignition engine operated with gasoline and CNG blend

Author

Dashti, M.

Pub. Year

2012

Subjects

Emission characteristics. / First law of thermodynamics. / Ignition delay time. / Mass and energy conservation. / Performance characteristics. / Quasi-dimensional combustion model. / Spark-ignition engine. / Thermodynamic process. / Blending. / Combustion chambers. / Computer simulation. / Diesel engines. / Engines. / Fuels. / Newton-Raphson method. / Thermodynamic properties. / Gasoline.

A comparative study of the performance of a SI engine fuelled by natural gas as alternative fuel by thermodynamic simulation

Author

Dashti, M.

Publisher

American Society of Mechanical Engineers (ASME),

Pub. Year

2009

Subjects

Alternative fuels. / Combustion equipment. / Data flow analysis. / Engines. / Fossil fuels. / Gas engines. / Gasoline. / Ignition. / Natural gas. / Natural gasoline. / Newton-Raphson method. / Numerical analysis. / Specific heat. / Thermodynamics. / Combustion pro-cess. / Comparative studies. / Compression process. / Computer simulation codes. / Concentration of. / Cost effective. / Design and analysis. / Engine operations. / Exhaust emission. / Expansion process. / Experimental data. / First law of thermodynamics. / Flame front. / Gibbs function. / Hydrogen ratio. / Ignition delay time. / Internal energies. / Mass burning rate. / Numerical solution. / Performance characteristics. / Pollutant emission. / Pressure and temperature. / SI Engines. / Simulated results. / Spark ignition engines. / Specific enthalpy. / Temperature-dependent specific-heat. / Thermal efficiency. / Thermodynamic simulations. / Computer simulation.

Analytical and experimental analyses of nonlinear vibrations in a rotary inverted pendulum

Author

Dolatabad, M.R.

Publisher

Springer Science and Business Media B.V,

Pub. Year

2022

Subjects

Analytical models. / Dynamic stability. / Inverted pendulum. / Nonlinear vibration. / Closed loop systems. / Dynamical systems. / Equations of motion. / Nonlinear equations. / Pendulums. / State feedback. / Vibration analysis. / Analytical analysis. / Dynamics stability. / Experimental analysis. / Gaining insights. / Non-linear vibrations. / Numerical solution. / Rotary inverted pendulums. / Stable equilibrium. / Vibratory response. / 3D modeling.

A suction-controlled ring device to measure the coefficient of lateral soil pressure in unsaturated soils

Author

Pirjalili, A.

Publisher

ASTM International,

Pub. Year

2020

Subjects

Active. / At-rest. / Density. / Lateral soil pressure. / Matric suction. / Ring device. / Clay. / Density (specific gravity) / Soil surveys. / Textures. / At rests. / Matric suctions. / Soil pressure. / Unsaturated soil. / Strain. / Clay soil. / Detection method. / Effective stress. / Soil test. / Soil texture. / Soil type.

Gum tragacanth gels as a new supporting matrix for immobilization of whole-cell

Author

Otady, M.

Pub. Year

2005

Subjects

Gum tragacanth. / Crosslink. / Ionomer. / Penicillin G acylase. / Immobilized whole-cell.

True Class-E Design For Inductive Coupling Wireless Power Transfer Applications

Author

Haeri, A. A. R.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2022

Subjects

Electromagnetic coupling. / Electromagnetic induction. / Inductive power transmission. / Power amplifiers. / Class E. / Class E power amplifiers. / Closed form. / Design equation. / E-operations. / Form design. / Inductive couplings. / Power transfer systems. / Secondary coils. / System use. / Energy transfer.

Crashworthiness determination of side doors and B pillar of a vehicle subjected to pole side impact

Author

Lilehkoohi, A. H.

Pub. Year

2014

Subjects

Modeling. / Pole impact. / Simulation. / Automobile testing. / Automotive engineering. / Crashworthiness. / Models. / Poles. / Software testing. / Stars. / Vehicles. / Adult protection. / LS-DYNA. / NCAP. / Star ratings. / Accidents.

Investigation of Thickness Influences On Energy Absorption For Side Doors And B Pillar In Euro NCAP Pole Side Impact Test

Author

Lilehkoohi, A. H.

Pub. Year

2014

Subjects

Modeling. / Automotive engineering. / Crashworthiness. / Energy absorption. / Models. / Adult protection. / LS-DYNA. / NCAP. / Pole impacts. / Simulation. / Star ratings. / Poles.

Crashworthiness determination for front and rear doors and B pillar subjected to side impact crash by a mobile deformable barrier

Author

Lilehkoohi, A. H.

Pub. Year

2013

Subjects

Crash modeling. / Crash optimization. / Crash simulation. / Crashworthiness. / LS DYNA. / Material selection. / NCAP. / Side impact.

Effect of material and thickness of side doors and B pillar on crashworthiness in euro NCAP side impact crash test

Author

Lilehkoohi, A. H.

Pub. Year

2013

Subjects

Crash modeling. / Crash optimization. / Crash simulation. / Crashworthiness. / LS DYNA. / Material selection. / Ncap. / Side impact.

Effect of recycle gas composition of the performance of Fischer-Tropsch catalyst

Author

Rohani, A. A.

Pub. Year

2010

Subjects

Alumina. / Fischer-Tropsch. / Selectivity. / Catalyst performance. / CO conversion. / Cobalt catalyst. / Effect of CO. / Effect of temperature. / Feed flow rate. / Feed streams. / Fischer Tropsch. / Fischer-Tropsch catalysts. / Gas compositions. / Negative influence. / Volatile components. / Carbon dioxide. / Catalyst activity. / Catalyst deactivation. / Catalyst poisoning. / Cobalt. / Hydraulics. / Inert gases. / Methane. / Catalyst selectivity.

Simulation and estimation of normal dispersion phenomenon in an acentric organic crystal (NPP) by the quantum photonic approach

Author

Kaatuzian, H.

Pub. Year

2007

Subjects

Computer simulation. / Dispersions. / Estimation. / Laser beams. / Monte Carlo methods. / Quantum theory. / Acentric organic crystals. / Electron systems. / Energetic particles. / Measurement data. / Photonic crystals.

Water electrolyte transport through corrugated carbon nanopores [electronic resource] / A. Moghimi Kheirabadi, A. Moosavi.

Author

Moghimi Kheirabadi . A.

Subjects

Carbon nanotubes. / Molecular dynamics. / Viscosity Ion concentrations. / Molecular mechanism. / Nonequilibrium molecular dynamics simulation. / Roughness amplitude. / Temperature increase. / Viscosity increase. / Water electrolytes. / Radial density profile. / Electrolytes.

Catalytic wet peroxide oxidation of phenol in a new two-impinging-jets reactor

Author

Dehkordi, A. M.

Pub. Year

2009

Subjects

Catalyst loadings. / Catalyst particles. / Catalytic wet peroxide oxidation. / Complex flow. / Complex trajectories. / Concentration of. / Contact pattern. / Design parameters. / Feed flow rate. / Impingement zones. / Jet diameter. / Mass transfer resistances. / Packed bed reactor. / Perforated plate. / Performance capability. / Reaction chambers. / Reaction system. / Solid particles. / Stirred tank reactors. / Total organic carbon. / Batch reactors. / Catalysis. / Catalysts. / Catalytic oxidation. / Flow patterns. / Hydrogen peroxide. / Jets. / Oil shale. / Organic carbon. / Packed beds. / Phenols. / Reynolds number. / Activated carbon.

Flow visualization of internal waves and wakes of a streamlined body in a stratified fluid

Author

Bidokhti, A. A.

Publisher

Isfahan University of Technology,

Pub. Year

2016

Subjects

Airfoil body. / Flow shadowgraphs. / Internal lee waves. / Stratified tank. / Wake.

Investigation on the wear properties of Ti/TiC/TiN composite coatings prepared by powder cored wires through TIG method at nitrogen atmosphere on titanium substrate

Author

Kokabi, A. H.

Publisher

Universidade Federal de Sao Carlos,

Pub. Year

2019

Subjects

Composite coatings. / Tungsten inert gas. / Wear properties. / Welding. / Energy dispersive spectroscopy. / Inert gases. / Laser beam welding. / Nitrogen. / Powder coatings. / Scanning electron microscopy. / Titanium carbide. / Titanium nitride. / Titanium sheet. / Wear of materials. / Wear resistance. / Wire. / X ray diffraction. / Energy dispersive X ray spectroscopy. / Nitrogen atmospheres. / Nitrogen shielding gas. / Pin-on-disk wear test. / Titanium substrates. / Tungsten inert gas welding. / Uniform distribution. / Welding parameters. / Titanium alloys.

Ultimate strength analysis of jacket type offshore platforms due to wave, current and wind loading

Author

Mirzadeh Niasar, J.

Pub. Year

2008

Subjects

Assessment criteria. / Design phase. / Environmental loadings. / Existing structure. / Jacket type offshore platform. / Linear methods. / Non-linear. / Nonlinear characteristics. / Off shore platforms. / Persian Gulf. / Push-over analysis. / Reserve capacity. / Return periods. / Ultimate strength analysis. / Wave loadings. / Wind loading. / Arctic engineering. / Design. / Drilling platforms. / Mechanics. / Offshore structures. / Safety factor. / Structural analysis. / Loading.