Risto J. Pirjola : rechercher sur Z-Library

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1

Influence of shield wires on geomagnetically induced currents in power systems

Liu, Chunming, Boteler, David H., Pirjola, Risto J.

Journal:

International Journal of Electrical Power & Energy Systems

Année:

2020

Langue:

english

Fichier:

PDF, 2.53 MB

english, 2020

2

Averages of geomagnetically induced currents (GIC) in the Finnish 400 kV electric power transmission system and the effect of neutral point reactors on GIC

Journal:

Journal of Atmospheric and Solar-Terrestrial Physics

Année:

2005

Langue:

english

Fichier:

PDF, 214 KB

english, 2005

3

Fundamentals about the flow of geomagnetically induced currents in a power system applicable to estimating space weather risks and designing remedies

Journal:

Journal of Atmospheric and Solar-Terrestrial Physics

Année:

2002

Langue:

english

Fichier:

PDF, 226 KB

english, 2002

4

Harnessing celestial batteries

Pulkkinen, Antti, Viljanen, Ari, Pirjola, Risto

Journal:

American Journal of Physics

Année:

2009

Langue:

english

Fichier:

PDF, 440 KB

english, 2009

5

Physical and chemical characteristics of flue-gas particles in a large pulverized fuel-fired power plant boiler during co-combustion of coal and wood pellets

Mylläri, Fanni, Karjalainen, Panu, Taipale, Raili, Aalto, Pami, Häyrinen, Anna, Rautiainen, Jani, Pirjola, Liisa, Hillamo, Risto, Keskinen, Jorma, Rönkkö, Topi

Journal:

Combustion and Flame

Année:

2017

Langue:

english

Fichier:

PDF, 2.86 MB

english, 2017

6

Statistics on geomagnetically-induced currents in the Finnish 400kV power system based on recordings of geomagnetic variations.

VILJANEN, Ari, PIRJOLA, Risto

Journal:

Journal of geomagnetism and geoelectricity

Année:

1989

Langue:

english

Fichier:

PDF, 876 KB

english, 1989

7

Effects of space weather on high-latitude ground systems

Journal:

Advances in Space Research

Année:

2005

Langue:

english

Fichier:

PDF, 229 KB

english, 2005

8

Calculation of geomagnetically induced currents (GIC) in a high-voltage electric power transmission system and estimation of effects of overhead shield wires on GIC modelling

Journal:

Journal of Atmospheric and Solar-Terrestrial Physics

Année:

2007

Langue:

english

Fichier:

PDF, 169 KB

english, 2007

9

Modelling the electric field at the seafloor due to a non-uniform ionospheric current

Risto J. Pirjola

Journal:

Journal of Applied Geophysics

Année:

2002

Langue:

english

Fichier:

PDF, 250 KB

english, 2002

10

On Geomagnetically-Induced Currents in the Finnish 400 kV Power System by an Auroral Electroject Current

Pirjola, Risto, Viljanen, Ari

Journal:

IEEE Power Engineering Review

Année:

1989

Langue:

english

Fichier:

PDF, 557 KB

english, 1989

11

A Test Case for the Calculation of Geomagnetically Induced Currents

Horton, Randy, Boteler, David, Overbye, Thomas J., Pirjola, Risto, Dugan, Roger C.

Journal:

IEEE Transactions on Power Delivery

Année:

2012

Langue:

english

Fichier:

PDF, 594 KB

english, 2012

12

Series expansions for the electric and magnetic fields produced by a line or sheet current source above a layered Earth

Pirjola, Risto, Viljanen, Ari, Boteler, David

Journal:

Année:

1999

Langue:

english

Fichier:

PDF, 661 KB

english, 1999

13

Geoelectric Fields Due to Small-Scale and Large-Scale Source Currents

Zheng, Kuan, Pirjola, Risto J., Boteler, David H., Liu, Lian-guang

Journal:

IEEE Transactions on Power Delivery

Année:

2013

Langue:

english

Fichier:

PDF, 1.56 MB

english, 2013

14

Geomagnetically Induced Currents in the High-Voltage Power Grid in China

Liu, Chun-Ming, Liu, Lian-Guang, Pirjola, Risto

Journal:

IEEE Transactions on Power Delivery

Année:

2009

Langue:

english

Fichier:

PDF, 1.46 MB

english, 2009

15

Effects of Geophysical Parameters on GIC Illustrated by Benchmark Network Modeling

Zheng, Kuan, Trichtchenko, Larisa, Pirjola, Risto, Liu, Lian-Guang

Journal:

IEEE Transactions on Power Delivery

Année:

2013

Langue:

english

Fichier:

PDF, 2.03 MB

english, 2013

16

Effects of System Characteristics on Geomagnetically Induced Currents

Zheng, Kuan, Boteler, David, Pirjola, Risto J., Liu, Lian-guang, Becker, Richard, Marti, Luis, Boutilier, Stephen, Guillon, Sebastien

Journal:

IEEE Transactions on Power Delivery

Année:

2014

Langue:

english

Fichier:

PDF, 947 KB

english, 2014

17

[IEEE 2013 IEEE Power & Energy Society General Meeting - Vancouver, BC (2013.7.21-2013.7.25)] 2013 IEEE Power & Energy Society General Meeting - Calculation analysis of geomagnetically induced currents with different network topologies

Kuan Zheng,, Lian-guang Liu,, Boteler, David, Pirjola, Risto

Année:

2013

Langue:

english

Fichier:

PDF, 598 KB

english, 2013

18

Size Distribution, Chemical Composition, and Hygroscopicity of Fine Particles Emitted from an Oil-Fired Heating Plant

Happonen, Matti, Mylläri, Fanni, Karjalainen, Panu, Frey, Anna, Saarikoski, Sanna, Carbone, Samara, Hillamo, Risto, Pirjola, Liisa, Häyrinen, Anna, Kytömäki, Jorma, Niemi, Jarkko V., Keskinen, Jorma,

Journal:

Environmental Science & Technology

Année:

2013

Langue:

english

Fichier:

PDF, 1.18 MB

english, 2013

19

[IEEE 2010 Asia-Pacific International Symposium on Electromagnetic Compatibility - Beijing, China (2010.04.12-2010.04.16)] 2010 Asia-Pacific International Symposium on Electromagnetic Compatibility - Geomagnetically Induced Currents in electric power transmission networks at different latitudes

Pirjola, Risto, Liu, Chun-ming, Liu, Lian-guang

Année:

2010

Langue:

english

Fichier:

PDF, 733 KB

english, 2010

20

Analytic Calculation of Geoelectric Fields Due to Geomagnetic Disturbances: A Test Case

Boteler, David H., Pirjola, Risto J., Marti, Luis

Journal:

Année:

2019

Langue:

english

Fichier:

PDF, 4.33 MB

english, 2019

21

Modelling of space weather effects on pipelines

Antti Pulkkinen, Risto Pirjola, David Boteler, Ari Viljanen, Igor Yegorov

Journal:

Journal of Applied Geophysics

Année:

2001

Langue:

english

Fichier:

PDF, 442 KB

english, 2001

22

Breakdown caused by a geomagnetically induced current in the Finnish telesystem in 1958

Heikki Nevanlinna, Pentti Tenhunen, Risto Pirjola, Jaakko Annanpalo, Antti Pulkkinen

Journal:

Journal of Atmospheric and Solar-Terrestrial Physics

Année:

2001

Langue:

english

Fichier:

PDF, 104 KB

english, 2001

23

Modelling the electric and magnetic fields at the Earths surface due to an auroral electrojet

Risto J. Pirjola

Journal:

Journal of Atmospheric and Solar-Terrestrial Physics

Année:

1998

Langue:

english

Fichier:

PDF, 365 KB

english, 1998

24

Electric field at the seafloor due to a two-dimensional ionospheric current

Risto J. Pirjola, Ari T. Viljanen, David H. Boteler

Journal:

Geophysical Journal International

Année:

2000

Langue:

english

Fichier:

PDF, 482 KB

english, 2000

25

Induction in power transmission lines during geomagnetic disturbances

Journal:

Space Science Reviews

Année:

1983

Langue:

english

Fichier:

PDF, 441 KB

english, 1983

26

Studies of space weather effects on the finnish natural gas pipeline and on the finnish high-voltage power system

Risto Pirjola, Antti Pulkkinen, Ari Viljanen

Journal:

Advances in Space Research

Année:

2003

Langue:

english

Fichier:

PDF, 1.02 MB

english, 2003

27

Prediction of geomagnetically induced currents in power transmission systems

Risto Pirjola, David Boteler, Ari Viljanen, Olaf Amm

Journal:

Advances in Space Research

Année:

2000

Langue:

english

Fichier:

PDF, 917 KB

english, 2000

28

Recordings and occurrence of geomagnetically induced currents in the Finnish natural gas pipeline network

Antti Pulkkinen, Ari Viljanen, Kari Pajunpää, Risto Pirjola

Journal:

Journal of Applied Geophysics

Année:

2001

Langue:

english

Fichier:

PDF, 309 KB

english, 2001

29

Investigating dynamic coupling in geospace through the combined use of modeling, simulations and data analysis

Ioannis A. Daglis, Georgios Balasis, Natalia Ganushkina, Fiori-Anastasia Metallinou, Minna Palmroth, Risto Pirjola, Ioanna Tsagouri

Journal:

Acta Geophysica

Année:

2009

Langue:

english

Fichier:

PDF, 955 KB

english, 2009

30

Review On The Calculation Of Surface Electric And Magnetic Fields And Of Geomagnetically Induced Currents In Ground-Based Technological Systems

Journal:

Surveys in Geophysics

Année:

2002

Langue:

english

Fichier:

PDF, 254 KB

english, 2002

31

Geomagnetic storm of 29–31 October 2003: Geomagnetically induced currents and their relation to problems in the Swedish high-voltage power transmission system

Antti Pulkkinen, Sture Lindahl, Ari Viljanen, Risto Pirjola

Journal:

Space Weather The International Journal of Research and Applications

Année:

2005

Langue:

english

Fichier:

PDF, 137 KB

english, 2005

32

Space weather risk

Risto Pirjola, Kirsti Kauristie, Hanna Lappalainen, Ari Viljanen, Antti Pulkkinen

Journal:

Space Weather The International Journal of Research and Applications

Année:

2005

Langue:

english

Fichier:

PDF, 1.60 MB

english, 2005

33

Effects of induced currents on Dst and on magnetic variations at midlatitude stations

Lasse V. T. Häkkinen, Tuija I. Pulkkinen, Heikki Nevanlinna, Risto J. Pirjola, Eija I. Tanskanen

Journal:

Journal of Geophysical Research: Space Physics

Année:

2002

Langue:

english

Fichier:

PDF, 188 KB

english, 2002

34

On the possibility of performing studies on the geoelectric field and ionospheric currents using induction in power systems

Ari Viljanen, Risto Pirjola

Journal:

Journal of Atmospheric and Terrestrial Physics

Année:

1994

Langue:

english

Fichier:

PDF, 783 KB

english, 1994

35

Emissions of fine particles, NOx, and CO from on-road vehicles in Finland

Tarja Yli-Tuomi, Päivi Aarnio, Liisa Pirjola, Timo Mäkelä, Risto Hillamo, Matti Jantunen

Journal:

Atmospheric Environment

Année:

2005

Langue:

english

Fichier:

PDF, 295 KB

english, 2005

36

Development of particle number size distribution near a major road in Helsinki during an episodic inversion situation

Veli-Matti Kerminen, Tuomo A. Pakkanen, Timo Mäkelä, Risto E. Hillamo, Markus Sillanpää, Topi Rönkkö, Annele Virtanen, Jorma Keskinen, Liisa Pirjola, Tareq Hussein, Kaarle Hämeri

Journal:

Atmospheric Environment

Année:

2007

Langue:

english

Fichier:

PDF, 223 KB

english, 2007

37

Geomagnetically induced currents in the Finnish 400 kV power transmission system

Journal:

Physics of the Earth and Planetary Interiors

Année:

1989

Langue:

english

Fichier:

PDF, 616 KB

english, 1989

38

On Currents Induced in Power Transmission Systems During Geomagnetic Variations

Journal:

IEEE Power Engineering Review

Année:

1985

Langue:

english

Fichier:

PDF, 415 KB

english, 1985

39

Calculation of geomagnetically induced currents in mid- to low-latitude power grids based on the plane wave method: A preliminary case study

Liu, Chun-Ming, Liu, Lian-Guang, Pirjola, Risto, Wang, Ze-Zhong

Journal:

Space Weather The International Journal of Research and Applications

Année:

2009

Langue:

english

Fichier:

PDF, 379 KB

english, 2009

40

Space Weather and Challenges for Modern Society

Brekke, Pål, Steen, Roger, Onsager, Terry, Wintoft, Peter, Olaussen, Alf, Pirjola, Risto, Stauning, Peter, Sundelius, Bengt, Ohnstad, Trond, Marti, Luis

Journal:

Space Weather The International Journal of Research and Applications

Année:

2013

Langue:

english

Fichier:

PDF, 57 KB

english, 2013

41

Anomalous electrotelluric residuals prior to a large imminent earthquake in Greece

Klaus Meyer, Risto Pirjola

Journal:

Année:

1986

Langue:

english

Fichier:

PDF, 504 KB

english, 1986

42

Modeling geomagnetically induced currents during different ionospheric situations

Viljanen, Ari, Amm, Olaf, Pirjola, Risto

Journal:

Journal of Geophysical Research

Année:

1999

Langue:

english

Fichier:

PDF, 1.16 MB

english, 1999

43

Calculation methods of the electric and magnetic fields at the Earth's surface produced by a line current

Pirjola, Risto, Boteler, David

Journal:

Année:

2002

Langue:

english

Fichier:

PDF, 206 KB

english, 2002

44

Introduction to special section on EUROEM 2004: Space Weather Session

Journal:

Space Weather The International Journal of Research and Applications

Année:

2005

Langue:

english

Fichier:

PDF, 32 KB

english, 2005

45

Estimation of geomagnetically induced current levels from different input data

Pulkkinen, Antti, Viljanen, Ari, Pirjola, Risto

Journal:

Space Weather The International Journal of Research and Applications

Année:

2006

Langue:

english

Fichier:

PDF, 2.48 MB

english, 2006

46

Study of effects of changes of earthing resistances on geomagnetically induced currents in an electric power transmission system

Journal:

Année:

2008

Langue:

english

Fichier:

PDF, 407 KB

english, 2008

47

Limitations of the modeling of geomagnetically induced currents in the South African power network

Ngwira, Chigomezyo M., McKinnell, Lee-Anne, Cilliers, Pierre J., Viljanen, Ari, Pirjola, Risto

Journal:

Space Weather The International Journal of Research and Applications

Année:

2009

Langue:

english

Fichier:

PDF, 173 KB

english, 2009

48

Effects of neutral point reactors and series capacitors on geomagnetically induced currents in a high-voltage electric power transmission system

Arajärvi, Esko, Pirjola, Risto, Viljanen, Ari

Journal:

Space Weather The International Journal of Research and Applications

Année:

2011

Langue:

english

Fichier:

PDF, 589 KB

english, 2011

49

On magnetotelluric source effects caused by an auroral electrojet system

Journal:

Année:

1992

Langue:

english

Fichier:

PDF, 340 KB

english, 1992

50

Series expansions for the electric and magnetic fields produced by a line current source

Pirjola, Risto J.

Journal:

Année:

1998

Langue:

english

Fichier:

PDF, 387 KB

english, 1998