The fluid dynamic basis for actuator disc and rotor theories

Bibliographic Details
Main Author: Kuik, Gijs van, 1951-
Corporate Author: IOS Press
Format: eBook
Language:English
Published: Amsterdam, Netherlands IOS Press, 2022.
Edition:Revised second edition.
Subjects:
Online Access:https://www.lib.tsu.ru/mminfo/2023/EBSCO/3329099.pdf
Table of Contents:
  • Intro
  • Title Page
  • Preface
  • Reading guide
  • Acknowledgement
  • Nomenclature
  • More than a century of rotor research
  • Introduction
  • History of the actuator disc momentum theory
  • The British School
  • The German and Russian School
  • The contribution of Joukowsky and Betz to the vortex theory of propellers
  • The Betz-Joukowsky limit for wind turbines
  • From actuator disc to rotor aerodynamics
  • Why this book?
  • Force fields in fluid dynamics
  • Introduction
  • The equation of motion and the coordinate systems
  • Equivalence of the kinematic and dynamic methods
  • Conservative and non-conservative force fields
  • Force fields and energy
  • Work done by force fields
  • Choice of reference system
  • Work done by non-conservative force fields
  • Pressure as a conservative force in momentum balances
  • Pressure interpreted as potential energy
  • Definition of (non-)conservative forces as used in this book
  • Evaluation
  • Force fields and vorticity
  • Introduction
  • The role of Helmholtz's conservation laws
  • Generation of actuator disc vorticity
  • Convection of actuator disc vorticity
  • Convection of rotor vorticity
  • Evaluation
  • The disc as representation of a rotor
  • Introduction
  • Loads and power of a Joukowsky disc and rotor
  • The actuator disc equation
  • The rotor blade
  • Power and thrust coefficients for Joukowsky discs / rotors
  • The transition from a B-bladed rotor to the Joukowsky disc
  • Comparison of the flow fields of a disc and rotor
  • Evaluation
  • Analysis of Froude's actuator disc flows
  • Introduction
  • One-dimensional momentum theory
  • The momentum balance
  • Momentum theory without conservative forces
  • Momentum theory including conservative forces, applied to a stream annulus
  • Numerical assessment of Froude's actuator disc performance
  • The model and accuracy of computation
  • Comparison of calculated performance with momentum theory results
  • Comparison with experimental results
  • Flow details
  • Flow and pressure patterns
  • Properties of the wake boundary
  • Pressure and velocity at the disc
  • Pressure at the axis
  • Evaluation
  • Analysis of Joukowsky's actuator disc flows
  • Introduction
  • Two-dimensional momentum theory
  • The equations for a Joukowsky disc
  • The disc load
  • The far wake outside the vortex core
  • The vortex core
  • The momentum, mass and energy balance
  • Limit values of the Joukowsky momentum theory
  • Results for , 0.
  • Propeller discs with a wake of constant radius or with wake expansion
  • The static disc or disc in hover
  • The maximum efficiency of a wind turbine disc
  • The efficiency of propeller discs
  • Numerical assessment of flow details
  • The numerical model
  • Comparison of wind turbine and propeller discs at =1
  • Comparison of a wind turbine and propeller disc with similar wake expansion
  • The role of swirl and conservative pressure distributions