نتایج جستجو برای: wind and solar dgs

تعداد نتایج: 16885312  

2006
J. M. Weygand M. G. Kivelson K. K. Khurana H. K. Schwarzl R. J. Walker A. Balogh L. M. Kistler M. L. Goldstein

[1] Solar wind magnetometer and plasma data and magnetometer data acquired by Cluster in the magnetospheric plasma sheet are employed to construct probability distribution functions (PDFs) of magnetic field fluctuations over various temporal and spatial scales. This technique, often used in analysis of laboratory plasmas, is used to look for intermittent plasma turbulence and non-self-similar p...

2013
Seth Blumsack Kelsey Richardson

We assess the implications on long-run average energy production costs and emissions of CO2 and some criteria pollutants from coupling wind, solar and natural gas generation sources. We utilize five-minute meteorological data from a US location that has been estimated to have both high-quality wind and solar resources, to simulate production of a coupled generation system that produces a consta...

2015

The use of hydroelectric pump-storage system at large scale, MW-size systems, is already widespread around the world. Designed for large scale applications, pump-storage station can be scaled-down for small, remote residential applications. Given the cost and complexity associated with installing a substation further than 100 miles from the main transmission lines, a remote, independent and sel...

2007
A. T. Y. LUI

The early time interaction of an artificially injected lithium cloud with the solar wind is simulated with a one-dimensional hybrid code. Simulation results indicate that the lithium cloud presents an obstacle to the solar wind flow, forming a shock-like interaction region. Several notable features are found: (1) The magnetic field is enhanced up to a factor of about 6, followed by a magnetic c...

2007
M. Neugebauer E. J. Smith A. Ruzmaikin A. H. Vaughan

Direct measurements of the solar wind speed and the radial component of the interplanetary magnetic field acquired over more than three solar cycles are used to search for signatures of a persistent dependence of solar wind properties on olar longitude. Two methods of analysis are used. One finds the rotation period that maximizes theamplitude of longitudinal variations of both interplanetary a...

1997
S. R. Habbal R. Woo S. Fineschi R. O’Neal J. Kohl G. Noci C. Korendyke

We present in this Letter the first coordinated radio occultation measurements and ultraviolet observations of the inner corona below 5.5 Rs, obtained during the Galileo solar conjunction in January 1997, to establish the origin of the slow solar wind. Limits on the flow speed are derived from the Doppler dimming of the resonantly scattered component of the oxygen 1032 Å and 1037 Å lines as mea...

2008
R. Agarwal R. K. Mishra

There are two types of high-speed solar wind streams classified in two categories: coronal hole associated and flare generated streams. These two types of streams are classified in two categories based on magnetic field and solar wind plasma parameters. In the present work we have studied the characteristic of cosmic ray nucleonic intensity along with solar/geomagnetic parameters and their inte...

2004
Miller Mendoza John Morales

Using a simple model we analyze qualitatively the deformation that terrestrial magnetic field suffers due to the presence of the solar wind; we also studied the electrical currents generated into the solar wind due to the presence of Earth's

ژورنال: انرژی ایران 2020

Growing demand for electricity and the reduction of fossil fuels have made it essential to consider alternative and renewable energy sources, such as solar and wind, to generate electricity. In this paper, by computing levelized output energy cost and levelized cost of electricity, the prices of electricity generated from the different combined cycle, wind, and photovoltaic power plants are com...

1998
Daniel Ruciński Maciej Bzowski Hans-Jörg Fahr

We revisit the problem of the minor 4He components in the solar wind. It is shown that due to interactions of neutral interstellar atoms or interplanetary dust-desorbed atoms and molecules with the solar wind ions and with solar EUV radiation various sorts of secondary neutral and ion helium populations are produced, enriching the original content of helium species in the solar wind. Basing on ...

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