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# Type Title Author Publisher Pub. Year Subjects Call Number
1 مقاله Friction damper for vibration control in offshore steel jacket platforms Golafshani, A. A. 2009 Damping.
Drilling platforms.
Lattice vibrations.
Linearization.
Oceanography.
Offshore structures.
Spectrum analyzers.
Steel.
Systems analysis.
Tribology.
Water waves.
Adjustable parameters.
Friction damper.
Friction dampers.
Hysteretic dampers.
Induced vibrations.
Mathematical formulations.
Nonlinear behaviors.
Ocean waves.
Off shore platforms.
Offshore steels.
Optimal values.
Power spectral analysis.
Realistic models.
Steel jacket platforms.
Stochastic analyses.
Stochastic linearization.
Stochastic linearizations.
Wave induced vibrations.
Friction.
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2 مقاله Passive devices for wave induced vibration control in offshore steel jacket platforms Golafshani, A. A. 2009 Friction damper.
Genetic algorithm.
Tuned mass damper.
Power spectral analysis.
Steel jacket platforms.
Stochastic linearization.
Tuned mass dampers.
Acoustic devices.
Damping.
Drilling platforms.
Dynamic response.
Friction.
Genetic algorithms.
Linearization.
Metal analysis.
Oceanography.
Offshore structures.
Spectrum analysis.
Spectrum analyzers.
Stochastic systems.
Time domain analysis.
Tribology.
Vibration control.
Water waves.
Vibration analysis.
Nonlinear wave.
Numerical model.
Ocean wave.
Spectral analysis.
Steel jacket platform.
Vibration.
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3 مقاله The exact and approximate conditional spectra in the multi-seismic-sources regions Ebrahimian, H. Elsevier, 2012 Nonlinear dynamic analysis.
Probabilistic seismic hazard deaggregation.
Selection of ground motion records.
Conditional distribution.
Conditional spectrum.
De aggregations.
Exact distribution.
Exact solution.
Gas fields.
Persian Gulf region.
Seismic area.
Seismic scenarios.
Spectral acceleration.
Study sites.
Target spectrum.
Dynamics.
Gas industry.
Seismology.
Probability distributions.
Earthquake mechanism.
Earthquake trigger.
Ground motion.
Nonlinearity.
probability.
Seismic hazard.
Seismic source.
Seismic zone.
Spectral analysis.
Arabian Sea.
Indian Ocean.
Persian Gulf.
South Pars Field.
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4 مقاله Performance-based assessment of an innovative braced tube system for tall buildings Mohammadi, H. 2017 Braced tube system.
Ribbed bracing system.
Tall building.
Buckling.
Buildings.
Geophysics.
Seismic response.
Seismology.
Tall buildings.
Bracing systems.
Buckling problems.
Lateral force resisting system.
Maximum considered earthquakes.
Nonlinear time history analysis.
Performance-based assessment.
Seismic performance.
Tube systems.
Earthquakes.
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5 مقاله Experimental evaluation of pinned frame equipped with ribbed bracing system Mohammadi, H. 2017 Ribbed bracing system.
Steel brace.
Buckling.
Control systems.
Energy dissipation.
Bracing systems.
Buckling resistance.
Passive control system.
Plastic capacity.
Steel braces.
Hysteresis.
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6 مقاله Experimental evaluation of pinned frame equipped with ribbed bracing system Mohammadi, H. Taylor and Francis Ltd, 2019 Ribbed bracing system.
Steel brace.
Buckling.
Control systems.
Energy dissipation.
Bracing systems.
Buckling resistance.
Passive control system.
Plastic capacity.
Steel braces.
Hysteresis.
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7 مقاله Performance-based assessment of an innovative braced tube system for tall buildings Mohammadi, H. Springer Netherlands, 2018 Braced tube system.
Performance-based assessment.
Ribbed bracing system.
Seismic performance.
Tall building.
Buildings.
Geophysics.
Seismic response.
Seismology.
Tall buildings.
Bracing systems.
Buckling problems.
Lateral force resisting system.
Maximum considered earthquakes.
Nonlinear time history analysis.
Tube systems.
Earthquakes.
Assessment method.
Building.
Ground motion.
Innovation.
Numerical model.
Performance assessment.
Three-dimensional modeling.
Buckling.
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8 مقاله Torsion mitigation of existing asymmetric structures using damper Tabeshpour, M. R. AJCE, 2012 Damper.
Infill wall.
Push-over.
Torsion.
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9 مقاله Hybrid damping systems in offshore jacket platforms with float-over deck Jafarabad, A. 2014 Hybrid damping system.
Offshore jacket platform.
Tuned mass damper.
Wave-induced fatigue damage.
Acoustic devices.
Drilling platforms.
Fatigue damage.
Friction.
Seismology.
Friction damper.
Hybrid damping.
Offshore jackets.
Seismic load.
Tuned mass dampers.
Damping.
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10 مقاله Inverse vibration technique for structural health monitoring of offshore jacket platforms Haeri, M. H. Elsevier Ltd, 2017 Inverse vibration problem.
Offshore jacket platforms.
Structural health monitoring.
Uncertainty analysis.
Accelerometers.
Drilling platforms.
Inverse problems.
Natural frequencies.
Offshore structures.
Three dimensional computer graphics.
Vibration analysis.
Ambient vibrations.
Dimensional reference.
Fundamental frequencies.
Natural frequencies and modes.
Off shore platforms.
Offshore jackets.
Structural systems.
Health monitoring.
Inverse problem.
Steel jacket platform.
Vibration.
Arabian Sea.
Indian Ocean.
Persian Gulf.
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11 مقاله Semiactive viscous tensile bracing system Rahani, E.K. 2009 Bracing.
Buckling.
Damage.
Damping.
Deformation.
Ductility.
Earthquake loads.
Structural control.
Bracing systems.
Capacity designs.
Control commands.
Damage indices.
Earthquake engineerings.
Energy dissipating.
Large power.
Mechanical systems.
Non-linear dynamic analysis.
Power supplies.
Semi actives.
Semi-active control systems.
Semi-active controls.
Structural behaviors.
Structural control.
Tensile steels.
Viscous dampers.
Civil engineering.
Control system analysis.
Dynamic analysis.
Earthquakes.
Electric power distribution.
Electric power transmission networks.
Electric power utilization.
Engineering geology.
Hysteresis.
Mechanisms.
Structural dynamics.
Valves (mechanical)
Buckling.
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12 مقاله Adaptive control of structures by LMS algorithm: A comparative study Golafshani, A. A. ICE Publishing Ltd, 2002 Design methods and aids.
Materials technology.
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13 مقاله Semi-active multivariable adaptive control of structures under earthquake excitations Golafshani, A. A. Sharif University of Technology, 2001
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14 مقاله Experimental and numerical study on a novel ribbed bracing system Golafshani, A. A. SAGE Publications Inc, 2018 Buckling avoidance.
Ribbed bracing system.
Self-centering.
Construction.
Structural design.
Bracing systems.
Compressive deformations.
Different mechanisms.
Energy absorption capacity.
Experimental.
Experimental and numerical studies.
Quasi-static loading.
Self centering.
Energy absorption.
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15 مقاله Retrofit of Ressalat jacket platform (Persian Gulf) using friction damper device Komachi, Y. 2011 Jacket offshore platform.
Seismic forces.
Seismic retrofit.
Control effectiveness.
Controlled structures.
Damping device.
Damping system.
Friction damper.
Jacket platforms.
Key parameters.
Off shore platforms.
Offshore platform structure.
Parametric study.
Persian Gulf.
Seismic excitations.
Friction damper devices (FDDs)
Seismic retrofits.
Seismically active zones.
Steel jacket platforms.
Vibration mitigation.
Vibration suppression.
Damping.
Drilling platforms.
Dynamic response.
Friction.
Offshore structures.
Retrofitting.
Seismology.
Vibration control.
Tribology.
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16 مقاله The fiber element technique for analysis of concrete-filled steel tubes under cyclic loads Golafshani, A. A. Techno-Press, 2002 Composite fiber element.
Concrete-Filled steel Tubes (CFT)
Cyclic loads.
Hermitian shape functions.
Hysteretic.
Lagragian shape functions.
Material models.
Quartic shape functions.
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17 مقاله Local joint flexibility element for offshore plateforms structures Golafshani, A. A. 2013 Brace.
Chord.
Flexibility matrix.
Tubular framed structure.
Brace.
Flexibility matrices.
Framed structure.
Joint flexibility.
Drilling platforms.
Joints (structural components)
Matrix algebra.
Offshore structures.
Production platforms.
Structural frames.
Finite element method.
Accuracy assessment.
Design.
Fixed offshore structure.
Flexure.
Joint.
Model test.
Model validation.
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18 مقاله Health monitoring of structures using few frequency response measurements Golafshani, A. A. 2010 Minimum rank perturbation theory.
Offshore jacket platform.
Damage detection technique.
Detection capability.
Finite number.
Frequency response function.
Frequency response measurement.
Health monitoring of structure.
Jacket platforms.
Minimum rank.
Multiple damages.
Numerical studies.
Offshore jacket structures.
Offshore jackets.
Response-based method.
Structural health.
Damage detection.
Drilling platforms.
Frequency response.
Health.
Monitoring.
Perturbation techniques.
Structural health monitoring.
Catastrophic event.
Damage.
Detection method.
Health monitoring.
Numerical model.
Offshore structure.
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19 مقاله Estimation of the compressive strength of green concretes containing rice husk ash: a comparison of different machine learning approaches Tavana Amlashi, A. Taylor and Francis Ltd, 2022 Concrete.
Machine learning.
Rice husk ash.
Aggregates.
Binders.
Compressive strength.
Concrete mixtures.
Neural networks.
Portland cement.
Accurate modeling.
Coarse aggregates.
Compressive strength of concrete.
Environmental issues.
Green concrete.
Machine learning approaches.
Multivariate adaptive regression splines.
Ordinary Portland cement.
Parametric study.
Rice-husk ash.
Sensitivity analysis.
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20 مقاله Tuned mass damper for vibration control in steel jacket platforms Golafshani, A. A. 2008 Adjustable parameters.
Constant parameters.
Control mechanism.
Critical condition.
Damping ratio.
Displacement control.
Fatigue analysis.
Fatigue life.
Maximum design.
Micro genetic algorithm.
Minmax problem.
Objective functions.
Off shore platforms.
Optimality.
Optimum tuning.
Safety margin.
Sea state.
Seismic analysis.
Spectral analysis method.
Steel jacket platforms.
Steel jackets.
Stress cycle.
Tuned mass damper.
Tuned mass dampers.
Wave-induced force.
Acoustic devices.
Arctic engineering.
Drilling platforms.
Excited states.
Mechanics.
Offshore structures.
Seismic design.
Spectrum analysis.
Spectrum analyzers.
Structural optimization.
Vibration control.
Fatigue damage.
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Total 15562 records