TAILIEUCHUNG - Wind turbine and turbomachinery computational analysis with the ale and space time variational multiscale methods and isogeometric discretization

This paper present, as examples of challenging computations performed, computational analysis of horizontaland vertical-axis wind turbines and ow-driven string dynamics in pumps. | VOLUME 4 ISSUE 1 2020 March Wind Turbine and Turbomachinery Computational Analysis with the ALE and Space Time Variational Multiscale Methods and Isogeometric Discretization 1 2 2 3 Yuri BAZILEVS Kenji TAKIZAWA Tayfun E. TEZDUYAR 4 2 2 1 Ming-Chen HSU Yuto OTOGURO Hiroki MOCHIZUKI Michael . WU 1 Brown University Providence Rhode Island USA 2 Waseda University Tokyo Japan 3 Rice University Houston Texas USA 4 Iowa State University Ames Iowa USA Corresponding Author Yuri BAZILEVS email yuri_bazilevs@ Received 12-Feb-2020 accepted 14-Feb-2020 published 31-Mar-2020 DOI http Abstract. The challenges encountered in com- Keywords putational analysis of wind turbines and tur- bomachinery include turbulent rotational ows Wind turbine pump string dynamics complex geometries moving boundaries and in- FSI space-time VMS method ALE-VMS terfaces such as the rotor motion and the method isogeometric analysis. uid structure interaction FSI such as the FSI between the wind turbine blade and the air. The Arbitrary Lagrangian Eulerian ALE and Space Time ST Variational Multiscale 1. Introduction VMS methods and isogeometric discretization Complexity level and reliability of computa- have been e ective in addressing these chal- tional analysis of wind turbines and turboma- lenges. The ALE-VMS and ST-VMS serve as chinery de ne the practical value of the com- core computational methods. They are supple- putations. The Arbitrary Lagrangian Eulerian mented with special methods like the Slip Inter- ALE and Space Time ST Variational Mul- face SI method and ST Isogeometric Analysis tiscale VMS methods and isogeometric dis- with NURBS basis functions in time. We de- cretization are now enabling in wind turbine and scribe the core and special methods and present turbomachinery computational analysis a com- as examples of challenging computations per- plexity level that re ects the actual conditions formed computational analysis of horizontal- with

• Điện - Điện tử
• Wind turbine
• String dynamics
• Space time VMS method
• ALE VMS method
• Isogeometric analysis
• Darrieus of the hybrid wind turbine
• Savonius wind turbines position on the performance
• The hybrid wind turbine at low wind speed
• The hybrid wind turbine
• Self starting rotation
• Design of an omnidirectional wind turbine with kinetic storage
• Omnidirectional wind turbine with kinetic storage
• Omnidirectional wind turbin
• Subsequent the final design
• The realization of the prototype
• Wind turbine systems
• Artificial neural network
• Turbine systems operational state
• In depth understanding
• Wind Turbine Power
• Turbine Performance
• Wake Influences
• Wind Generators
• Turbine Wake Dynamics
• Tạp chí khoa học
• Turbine blade
• Linear static
• Wind energy
• Dynamic surface control
• PMSG Wind turbine system
• Backstepping controllers
• Lyapunov theory
• Current control
• DC link voltage
• Distorted voltage
• Grid voltage distortion
• Flange – joint
• FEM analyses
• Clean renewable energies
• Schmidt Neuper diagram
• Wind Energy Handbook
• electricity generation
• wind turbine technology
• wind farm design
• electrical power system
• wind resource
• Wind speed
• Wind density
• Wind rose
• Power law index
• Weibull distribution
• importance of water
• policy framework
• Environmental objectives
• integrated internationa
• catchments and coastal areas
• implementation
• L1 adaptive controller
• Model reference adaptive control
• Permanent magnet synchronous generator
• Wind speed turbulence
• Wind turbine parameters uncertainties
• The influence of lightning overvoltage propagation
• Wind turbine and “mix” overhead cable lines
• EMTP RV simulation software
• High structured wind towers
• Vulnerable to lightning damage
• Turbine Structures
• Turbine Industry
• Plant Leaves
• Efficient Generation
• Turbine Technology
• Turbine Simulators
• Kỷ yếu Hội thảo khoa học
• Hội thảo khoa học về Cơ khí động lực
• Vertical axis wind turbine
• Power coefficient
• Multiple stream tube theory
• Manufacture turbine
• Development of a non rotating wind turbine emulator
• Non rotating wind turbine emulator
• The proposed system
• Hardware in theloop method
• Wind energy conversion system
• Hardware in the loop
• Aerodynamics of wind turbines
• General introduction to wind turbines
• Ideal wind turbine
• Shrouded rotors
• Safety systems
• Control regulation and safety systems
• Unsteady BEM model
• Dynamic structural model
• The wind turbine blade
• Sources of loads
• Wind simulation
• Lecture Power system stability
• Bài giảng Ổn định hệ thống điện
• Power system stability
• Modeling Wind and Solar
• Wind turbine generators (WTGs)
• Wind energy economics
• Vietnam Journal of Science and Technology
• bài viết khoa học
• Tạp chí Khoa học Công nghệ Việt Nam
• Horizontal axis wind turbine
• Effect of rain
• Power decrease of wind turbine
• Tạp chí Phát triển Khoa học và Công nghệ
• Maximum power point tracking algorithms for wind turbine
• Fuzzy MPPT algorithm
• Permanent magnet synchronous generato
• Braking chopper
• Unbalanced voltage
• Machine side converter
• Power output of the wind turbine
• Pitch angle control using RBF neural network
• RBF neural network
• Blade pitch angles
• The generator remains at 188 5 rad/s