Sharif Digital Repository

Fault detection and protection strategy for islanded inverter-based microgrids

Author

Zarei, F.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2019

Subjects

Fault detection method. / Inverter-based microgrid. / Microgrid (MG) / Microgrid protection strategy. / Electric fault currents. / Electric inverters. / Energy resources. / Grading. / Analytical sequence. / Coordination strategy. / Detection methods. / Distributed Energy Resources. / Islanded mode. / Micro grid. / Microgrid protections. / Protection coordination. / Fault detection.

Microfluidic sperm sorting selects a subpopulation of high-quality sperm with a higher potential for fertilization

Author

Sheibak, N.

Pub. Year

2024

Subjects

Sperm motility. / Sperm-specific proteins. / Adult. / Carrier Proteins. / Cell Separation. / Fertilization. / Flow Cytometry. / Humans. / Male. / Microfluidic Analytical Techniques. / Microfluidics. / Phosphoinositide Phospholipase C. / Semen Analysis. / Seminal Plasma Proteins. / Spermatozoa. / Binding protein. / Phospholipase C. / poly(methyl methacrylate) / Carrier protein. / Phosphatidylinositol 4,5 bisphosphate phosphodiesterase. / PLCZ1 protein, human. / Seminal plasma protein. / WBP2NL protein, human. / Cell subpopulation. / Chromatin. / Clinical article. / Controlled study. / Density gradient centrifugation. / Dispersion. / DNA damage. / DNA fragmentation. / Fluorescence intensity. / Fluorescence microscopy. / Human. / Human cell. / Protein expression. / Semen parameters. / Sperm. / Sperm preparation. / Sperm quality. / sperm selection. / Swim up technique. / WW domain. / Metabolism. / Microfluidic analysis. / Physiology. / Procedures. / Spermatozoon. / Spermatozoon motility.

Exact solution of generalized cooperative susceptible-infected-removed (SIR) dynamics

Author

Zarei, F.

Publisher

American Physical Society,

Pub. Year

2019

Subjects

Dynamics. / Continuous transitions. / Disease ecology. / Epidemic threshold. / Exact solution. / Infection rates. / Order parameter. / Symmetric solution. / Transition point. / Dynamic models.

Fault detection and protection strategy for islanded inverter-based microgrids

Author

Zarei, S. F.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2019

Subjects

Fault detection method. / Inverter-based microgrid. / Microgrid (MG) / Microgrid protection strategy. / Electric fault currents. / Electric inverters. / Energy resources. / Grading. / Analytical sequence. / Coordination strategy. / Detection methods. / Distributed Energy Resources. / Islanded mode. / Micro grid. / Microgrid protections. / Protection coordination. / Fault detection.

Reinforcing fault ride through capability of grid forming voltage source converters using an enhanced voltage control scheme

Author

Zarei, F.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2018

Subjects

Asymmetrical short circuit fault. / Current reference limiter. / Distribution system. / Fault ride through. / Grid forming converters. / Voltage controller. / Energy resources. / Power converters. / Reinforcement. / Voltage control. / Current reference. / Distribution systems. / Fault ride-through. / Short-circuit fault. / Voltage controllers. / Voltage source converters. / Fault current limiters.

What drives mergers and acquisitions waves in developing countries? Evidences from Iranian banking industry

Author

Zarei, M.

Pub. Year

2015

Subjects

Banking industry. / Financial sector. / Government policy and regulation. / Iranian economy. / Mergers and acquisitions (M&A) / Middle-east.

The effects of mergers and acquisitions (M&As) on bank performance and entrepreneurial orientation (EO)

Author

Zarei, M.

Publisher

Springer International Publishing,

Pub. Year

2017

Reinforcing fault ride through capability of grid forming voltage source converters using an enhanced voltage control scheme

Author

Zarei, S. F.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2019

Subjects

Asymmetrical short circuit fault. / Current reference limiter. / Distribution system. / Fault ride through. / Grid forming converters. / Voltage controller. / Control systems. / Energy resources. / Fault current limiters. / Power converters. / Power quality. / Quality control. / Voltage control. / Circuit faults. / Current reference. / Distribution systems. / Fault ride-through. / Integrated circuit modeling. / Power conversion. / Short-circuit fault. / Voltage controllers. / Voltage source converters. / Electric power system control.

Microfluidic assembly of silica nanoparticles within emulsion droplets: Considering the rheological behavior of the dispersed phase

Author

Rostami, Z.

Publisher

Elsevier,

Pub. Year

2024

Subjects

Colloid. / Droplet. / Microfluidics. / Nanoparticles. / Viscosity. / Computational fluid dynamics. / Drops.

Fabrication and characterization of an injectable reinforced composite scaffold for cartilage tissue engineering: An in vitro study

Author

Khozaei Ravari, M.

Publisher

IOP Publishing Ltd,

Pub. Year

2021

Subjects

Biocompatibility. / Biomechanics. / Cartilage. / Composite structures. / Elastic moduli. / Gelation. / Hydrogels. / Microporous materials. / Microspheres. / Scaffolds (biology) / Tissue. / Articular cartilages. / Biomechanical performance. / Cartilage extracellular matrixes. / Cartilage tissue engineering. / Fabrication and characterizations. / Histological analysis. / Reinforced composites. / Structural buildings. / Reinforcement. / Biomaterial. / Chitosan. / Hydrogel. / Injectable composite hydrogel. / Microsphere. / Unclassified drug. / Adult. / Aged. / Articular cartilage. / Cartilage injury. / Cell viability. / Clinical article. / Decellularization. / DNA content. / Drug delivery system. / Electrospray. / Enzymatic degradation. / Enzyme chemistry. / Extracellular matrix. / Female. / Flow kinetics. / Fourier transform infrared spectroscopy. / Heat sensitivity. / Histology. / Human. / Human cell. / Human tissue. / Immunohistochemistry. / In vitro study. / Tissue engineering. / Total knee arthroplasty.

Fast maximum power point tracking for PV arrays under partial shaded conditions

Author

Ghasemi, M. A.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2016

Subjects

Maximum power point tracking (MPPT) / Photovoltaic cells. / Power electronics. / Global maximum. / Maximum Power Point Tracking. / Multiple-peak. / partially shaded condition (PSC) / Photovoltaic arrays. / Photovoltaic generation system. / PV arrays. / Maximum power point trackers.

Jump events in the human heartbeat interval fluctuations

Author

Hashtroud, A. M.

Publisher

Institute of Physics Publishing,

Pub. Year

2019

Subjects

Nonlinear dynamics. / Stochastic processes.

On-Chip wavefront shaping with rewritable phase-change metasurfaces

Author

Zarei, S.

Publisher

IEEE,

Pub. Year

2024

Subjects

Direct laser writing. / Machine learning. / Metasurface. / Phase change material. / Programmability. / Laser materials processing.

Double-layered subwavelength metallic slit array for performance-improvement of a fiber-optic silicon Fabry–Perot temperature sensor

Author

Zarei, S.

Pub. Year

2024

Subjects

Fabry–Perot temperature sensor. / Fiber-optic sensors. / Subwavelength metallic slit arrays. / Fiber optics. / Temperature sensors. / Thermal expansion. / Transfer matrix method. / Double layered. / Fabry-Perot. / Fibre-optic sensor. / Performance. / Silicon photonics. / Slit array. / Subwavelength metallic slit array. / Subwavelength metallic slits. / Transfer-matrix method. / Fiber optic sensors.

Linearization error in synchronization of Kuramoto oscillators

Author

Hossein Ghorban, S.

Publisher

Elsevier Inc,

Pub. Year

2021

Subjects

Eigenvalues and eigenfunctions. / Error analysis. / Estimation. / Linearization. / Matrix algebra. / Networks (circuits) / Social networking (online) / Coupled networks. / Intrinsic frequency. / Kuramoto models. / Kuramoto oscillators. / Linear formulation. / Linearisation. / Linearization errors. / Network. / Social network. / Undirected network. / Synchronization.

Characterization of proportional-integral-resonant compensator for DC link voltage control

Author

Zarei, S. F.

Pub. Year

2018

Subjects

Grid-tied VSI. / Unbalanced voltage sag. / Bandwidth. / Electric inverters. / Power control. / Power electronics. / Two term control systems. / Voltage control. / DC link voltage control. / Dc link voltage ripple. / Grid-tied. / Grid-tied voltage-source inverters. / Negative-sequence currents. / Proportional integral. / Unbalanced AC grid. / Unbalanced voltage sags. / Controllers.

DC-link loop bandwidth selection strategy for grid-connected inverters considering power quality requirements

Author

Zarei, S. F.

Publisher

Elsevier Ltd,

Pub. Year

2020

Subjects

DC-link voltage control loop bandwidth. / DC-link voltage harmonics. / Grid-connected inverter. / Output currents quality. / Bandwidth. / Closed loop control systems. / Controllers. / Degrees of freedom (mechanics) / Disturbance rejection. / Electric current control. / Electric inverters. / Electric power transmission networks. / Harmonic analysis. / Harmonic distortion. / Power quality. / Switching frequency. / Current control loop. / DC link voltage control. / DC-link voltages. / Grid connected inverters. / Output current. / Output current control. / Power quality indices. / Quality requirements. / Quality control.

Control of grid-following inverters under unbalanced grid conditions

Author

Zarei, S. F.

Publisher

Institute of Electrical and Electronics Engineers Inc,

Pub. Year

2020

Subjects

Asymmetrical short circuit faults. / DC-link voltage control. / Grid-following inverters. / Instantaneous active reactive control. / Output currents 3rd harmonics. / Harmonic analysis. / DC link voltage control. / Output current. / Reactive control. / Short-circuit fault. / Unbalanced grid conditions. / Electric inverters.

Efficient Observer-Dependent Simplification in Polygonal Domains

Author

Zarei, A.

Pub. Year

2011

Subjects

Computational geometry. / Line simplification. / Planar visibility.

Permeability modeling using ANN and collocated cokriging

Author

Zarei, A.

Publisher

Society of Petroleum Engineers,

Pub. Year

2010

Subjects

Acoustic impedance. / Engineering exhibitions. / Engineers. / Neural networks. / Neutron logging. / Petroleum engineering. / Principal component analysis. / Three dimensional. / Well logging. / 3-d modeling. / Artificial Neural Network. / Co-Kriging. / Collocated cokriging. / Correlated data. / Cross validation. / Geostatistical method. / Good correlations. / Kriging. / Neutron log. / Permeability modeling. / Reservoir engineers. / Reservoir permeability. / Sequential simulation. / Univariate. / Well log data. / Petroleum reservoir evaluation.