Sharif Digital Repository

Autonomous runway alignment of fixed-wing unmanned aerial vehicles in landing phase

Author

Pouya, S.

Pub. Year

2009

Subjects

Autonomous landing. / Unmnned aerial vehicle. / Autonomous landing. / Centerline. / Controller structures. / Decision making procedure. / Fuzzy logic control. / Gaussian noise. / Landing phase. / Lateral alignment. / Longitudinal motion. / Pole placement technique. / Relative positions. / Vision based. / Vision systems. / Alignment. / Fuzzy control. / Fuzzy logic. / Fuzzy sets. / Image processing. / Landing. / Remotely operated vehicles. / Supersonic aerodynamics. / Unmanned aerial vehicles (UAV) / Vehicles. / Controllers.

Improved optimal control technique for control of parallel three- phase inverters

Author

pouya, H. R. N.

Pub. Year

2009

Subjects

Control objectives. / Control schemes. / Current-sharing. / If there are. / In-control. / Input energy. / Optimal control technique. / Optimal controls. / Parallel modules. / Parallel-connected. / Practical systems. / Three-phase inverter. / Voltage reference. / Voltage tracking. / Electric power measurement. / Energy conversion. / Optimization.

The effect of non-uniformity in ground motions on the seismic response of arch dams

Author

Pouya, M. R.

Publisher

Springer Nature,

Pub. Year

2021

Subjects

ABAQUS. / Arch dams. / Seismic response. / ABAQUS software. / Dam reservoirs. / Earthquake acceleration. / Finite element programs. / Ground accelerations. / Ground motions. / Non-uniformities. / Seismic analysis. / Reservoirs (water)

Thermal analysis of RCC dams during construction considering different ambient boundary conditions at the upstream and downstream faces

Author

Pouya, M. R.

Publisher

Springer Science and Business Media Deutschland GmbH,

Pub. Year

2022

Subjects

Concrete dam. / Different ambient boundary conditions. / RCC dam. / Thermal analysis. / ABAQUS. / Boundary conditions. / Concretes. / Heat transfer. / Subroutines. / ABAQUS software. / Ambient boundaries. / Dam body. / Different ambient boundary condition. / Down-stream. / Finite element modelling (FEM) / Peak temperatures. / Roller compacted concrete dams. / Thermal data. / Thermal response. / Thermoanalysis.

Wide-band high-efficiency Ku-band power amplifier

Author

Yousefi, A.

Pub. Year

2014

Subjects

Amplifiers (electronic) / Broadband amplifiers. / Design. / Efficiency. / Frequency bands. / Heterojunction bipolar transistors. / High electron mobility transistors. / Semiconducting aluminum compounds. / Average power. / Competitive performance. / Design procedure. / High-efficiency. / Large-signals. / Output power. / Output power and efficiencies. / Pseudomorphic high electron mobility transistors. / Power amplifiers.

Effects of free quartz on mechanical behaviour of kaolinite based geopolymers

Author

Yousefi, E.

Pub. Year

2011

Subjects

Alkali activated cements. / Calcination temperature. / Crack growth. / Fine particles. / Geopolymer matrix. / High hardness. / High-content. / Kaolinite clay. / Mechanical behaviour. / Positive effects. / Quartz particles. / Amorphous materials. / Calcination. / Cements. / Clay. / Geopolymers. / Inorganic polymers. / Kaolin. / Kaolinite. / Mechanical engineering. / Quartz. / Scanning electron microscopy. / Compressive strength.

A Task-Based Greedy Scheduling Algorithm for Minimizing Energy of MapReduce Jobs

Author

Yousefi, M.H.N.

Publisher

Springer Netherlands,

Pub. Year

2018

Subjects

Big data. / Energy-aware. / MapReduce. / Clustering algorithms. / Data handling. / Energy utilization. / Environmental impact. / Integer programming. / Job shop scheduling. / Multiprocessing systems. / Optimal systems. / Power management. / Scheduling. / Scheduling algorithms. / Energy aware. / Greedy scheduling algorithms. / Heterogeneous environments. / Heterogeneous systems. / Map-reduce. / Open source implementation. / Service Level Agreement (SLA) / Total energy consumption.

The double dividend of a joint tariff and VAT reform: Evidence from Iran

Author

Yousefi, K.

Publisher

Oxford University Press,

Pub. Year

2023

Subjects

Chains effect. / Tariffs. / Tax compliance. / Trade liberalization. / Value added tax.

Optimal configuration of low-grade waste heat driven seawater desalination using data envelopment analysis: a case study of industrial application

Author

Yousefi, P.

Pub. Year

2024

Subjects

Waste heat recovery. / Data envelopment analysis. / Desalination. / Distillation. / Investments. / Petroleum refineries. / Seawater. / Waste heat. / Waste heat utilization. / Water filtration. / Water supply. / Desalination plant. / Heat recovery systems. / Heat-driven. / Low-grade waste heat. / Multi stage flash. / Multi-effects distillation. / Oil refineries. / Seawater desalination. / Thermal desalination. / Waste-heat recovery. / Population statistics.