Comparison of the far wake behind dual rotor and dual disk configurations

VL Okulov, RF Mikkelsen, IV Naumov… - Journal of Physics …, 2016 - iopscience.iop.org
There is an increasing interest in studying the development of far wakes behind two or more
interacting wind turbines in order to determine the influence of wake interaction in relation to …

Experimental investigation of wake evolution behind a couple of flat discs in a hydrochannel

IV Naumov, IV Litvinov, RF Mikkelsen… - Thermophysics and …, 2016 - Springer
The decay of a far wake and its turbulent fluctuations behind two thin discs of the same
diameter D, oriented normal to the incident flow, have been studied using the Particle Image …

Wake developments behind different configurations of passive disks and active rotors

VL Okulov, IV Litvinov, RF Mikkelsen… - Journal of Physics …, 2017 - iopscience.iop.org
The present paper takes a broad view on our previous experimental studies of flows behind
different single and dual configurations from passive disks or active rotors to establish new …

The role of laboratory testing in the development of rotor aerodynamics (review)

VL Okulov - Thermophysics and Aeromechanics, 2018 - Springer
The role of laboratory testing in the development of rotor aerodynamics (review)* Page 1
Thermophysics and Aeromechanics, 2018, Vol. 25, No.1 DOI: 10.1134/S0869864318010018 …

Performance and wake conditions of a rotor located in the wake of an obstacle

IV Naumov, IK Kabardin, RF Mikkelsen… - Journal of Physics …, 2016 - iopscience.iop.org
Obstacles like forests, ridges and hills can strongly affect the velocity profile in front of a wind
turbine rotor. The present work aims at quantifying the influence of nearby located obstacles …

Comparison of far wakes behind a solid disk and a three-blade rotor

I Litvinov, IV Naumov, VL Okulov… - Journal of Flow …, 2015 - dl.begellhouse.com
ABSTRACT A comparison of the wakes developed behind an immobile bluff body (solid
disk) and a three-blade rotor at different rotational speeds is studied to find a correlation …

An influence of the different incoming wake-like flows on the rotor vibrations

IV Naumov, IK Kabardin, RF Mikkelsen… - Journal of Physics …, 2017 - iopscience.iop.org
The aim of the current investigation is the rotor vibrations generated by the disturbances
caused the different types of incoming wake-like flows. Those wakes arriving at the tested …

Influence of repeating elements on the far wake characteristics

IV Litvinov, RR Yusupov, IV Naumov… - AIP Conference …, 2018 - pubs.aip.org
A present experimental investigation is conducted on the wake of repeating disks for ranges
number of elements n= 1-4, wake length x/D= 0-10, spacing ratio Lx/D= 3-7, where D is the …