Zobrazeno 1 - 10
of 8 324
pro vyhledávání: '"Pitch angle"'
Publikováno v:
Earth and Planetary Physics, Vol 8, Iss 3, Pp 459-471 (2024)
Suprathermal electrons are an important population of the Martian ionosphere, either produced by photoionization of atmospheric neutrals or supplied from the Solar Wind (SW). This study is dedicated to an in-depth investigation of the pitch angle dis
Externí odkaz:
https://doaj.org/article/ba2ebe3d641847f6ae7103b762556467
Autor:
Maryam Ozbak, Mahdi Ghazizadeh-Ahsaee, Mahmoud Ahrari, Mohammadreza Jahantigh, Sadegh Mirshekar, Mirpouya Mirmozaffari, Ali Aranizadeh
Publikováno v:
Sustainable Operations and Computers, Vol 5, Iss , Pp 119-130 (2024)
Wind energy is an alternative form of energy easily obtainable in the landscape. However, the main challenge is to extract electrical power from varying wind speeds. Wind energy can be a significant production resource for power electronics technolog
Externí odkaz:
https://doaj.org/article/deceaccc4ebf4a1eb3cbc756782bc45d
Publikováno v:
Shanghai Jiaotong Daxue xuebao, Vol 58, Iss 1, Pp 91-101 (2024)
With the increasing penetration of wind power in power grids, it is necessary for wind storage joint farms to participate in power grid frequency modulation to maintain frequency stability of the power grid. By analyzing the mechanical characteristic
Externí odkaz:
https://doaj.org/article/2497e23a6aae43ccac34eb625d71c56f
Publikováno v:
Hangkong gongcheng jinzhan, Vol 14, Iss 6, Pp 37-44 (2023)
The pitch angle of the contra rotation propeller (CRP) has important effect on the aerodynamic interference between the front and aft blades,which can change the aerodynamic performance of the propeller. In order to study the aerodynamic influence of
Externí odkaz:
https://doaj.org/article/935b2f33cb7849f7ba76ec0779315787
Publikováno v:
Journal of Orthopaedic Surgery and Research, Vol 18, Iss 1, Pp 1-9 (2023)
Abstract Background The surgical treatment of accessory navicular (AN) is divided into simple resection of AN and Kidner surgery used to reconstruct posterior tibial tendon (PTT) after AN resection. However, both of these procedures have certain disa
Externí odkaz:
https://doaj.org/article/7d8468290fd547478a494bd29afdbb6b
Publikováno v:
Energies, Vol 17, Iss 16, p 4044 (2024)
Blade pitch angle regulation is an effective approach to enhance the performance of H-type Darrieus Vertical Axis Wind Turbines (VAWTs). Improving the blade interaction with the wind for this type of rotor is a challenging task, especially in unstead
Externí odkaz:
https://doaj.org/article/3f95a114b4eb45eb940be12d228e4254
Autor:
Oliver Allanson, Donglai Ma, Adnane Osmane, Jay M. Albert, Jacob Bortnik, Clare E. J. Watt, Sandra C. Chapman, Joseph Spencer, Daniel J. Ratliff, Nigel P. Meredith, Thomas Elsden, Thomas Neukirch, David P. Hartley, Rachel Black, Nicholas W. Watkins, Sean Elvidge
Publikováno v:
Frontiers in Astronomy and Space Sciences, Vol 11 (2024)
Quasilinear theories have been shown to well describe a range of transport phenomena in magnetospheric, space, astrophysical and laboratory plasma “weak turbulence” scenarios. It is well known that the resonant diffusion quasilinear theory for th
Externí odkaz:
https://doaj.org/article/6412a26bbcba4276a29df5ad318ee67c
Autor:
TaiFeng Jin, BinBin Ni, LingGao Kong, AiBing Zhang, Lei Li, Song Fu, Xing Cao, WenYa Li, BinBin Tang, LiangHai Xie, YiTeng Zhang, ShuYue Pang, XiaoTong Yun, HengLe Du, FuHao Qiao, LiMin Wang, JiJie Ma
Publikováno v:
Earth and Planetary Physics, Vol 7, Iss 5, Pp 533-539 (2023)
The pitch angle distributions of ions and electrons can be affected by various processes; thus, they can serve as an important indicator of the physical mechanisms driving the dynamics of space plasmas. From observations from the Mars Ion and Neutral
Externí odkaz:
https://doaj.org/article/b4a75bb627534e1cbe9efbc03a527061
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Akademický článek
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