STOCKHOLM: Transmission lines and the environment

Summary

The aim of the Symposium was to provide guidance on the design of transmission lines based on an examination of present knowledge of the various phenomena which result from the relationship between the lines and the environment. Of interest to Researchers, Scientists and Engineers concerned with theoretical or applied work.

I. EFFECTS OF THE ENVIRONMENT ON LINES

ll. MECHANICAL PHENOMENA (LOADING DUE TO WIND AND ICE, CONDUCTOR OSCILLATIONS)

Ill. WIND AND ICE LOADING

111-0 P. Nicolini. - Special Report
111.1 V.N.Rikh (India). - Environmental impact on the design of EHV lines in India
111-2 T. Hori, K. Shimada, Y. Sakamoto, H. Yamagishi (Japan). - Wind loading for the design of large scale overhead transmissionlines in Japan
111-03 T. Minyu, ,J Kato, L. Kimata (Japan). - Development of snow-resistant conductors
111-04 S. Sakabe, H. Shimokura T. Okumura (Japan). - On the reduction of wind loading on overhead transmission line
111-05 H. Schauer (Austria). - Effects of powdery avalanches on the design and behaviour of overhead transmission lines in Austria
111-06 K. SchJetne, 0, Gl!6mmi (Norway). - Conse quences for transmission line routing and design due to conductor and tower icing, snow creep, avalanches and snow heaping
111-07 R. Sigbjürnsson, A. Jünasson (Iceladn). - Probabilistic aspects of the structural de sign of transmission lines
111-08 T.A 'Bassarskava, T.N.Golikova,L.E,Lomilina, E. Nikiforov, G.D.Toporkova (USSR), - Ice and ice-iwnd loads on conductors of over head transmission lines
111-9 B.A.Cauzillo,R. Rendina (Italy). - Dynamic transfer of wind fluctuating loads from the conductors to the foundations of overhead lines
111-10 P.G. Landers (United States). - Environmen tal considerations influence EPRI-sponso red transmission line mechanicla research projects
111-11 J.E. Fagan J.,C Pohlman (United States). - Transmission wind loading design philoso phy and field verification programme
111-12 P. Guerrisi, P. Paoli, P. Pelacchi (Italy). The behaviour of non conventional lines under the influence of external loads
111-13 P. Paoli, F. Tavano (Italy). - Ice accretions on conductors of overhead electrical lines - Results of years of research
111-14 D.F. Wells, J. Bulman (Australia). - Transmission lines exposed to tropical cyclones
111-15 F. Iliceto, M. Babalioglu, F. Dabanli (Italy). - Report of failuresdue to ice, wind and large birds experienced on the 420 kV lines of Turkey

112 . CONDUTCOR OSCILLATIONS

112-00 M. Ervik. - Special report
112-01 A.S. Richardson (United States). - Design parameters for aerodynamic control of galloping conductors
112 -02 S.L,Goyal (India). - Control and measurement of subspan oscillatino in 400 kV twin bundle line
112-03 A.R.Hard (United States). - Natural conductor vibration and vortex shedding correlation
112-04 Jia Fusheng, Pan Zhonghua, Xiu Naiguang. -{China). - Aeolian vibration and ice problems on transmission lines in China
112-05 M. Yasui, M. Yoshioka, A. Otsuki, Kojima (Japan). - The practice of galloping control technology
112-06 R. Brand, A. Palstring, E. Brandt, Werse (Fed. Rep. of Germany). Network disturbances and damages of conduc tors caused by galloping
112-7 G. Agelink (Fed. Rep. of Germany). - Results of overhead line conductor self-damping measurements
112-8 G. Agelink (Fed. Rep. of Germany). - Vibration measurements on live overhead lines by means of a non-contactmeasuring method
112-9 J.L.Lilien, P. Pirotte (nelgique). - Compor tement électrodynamique des descentes sur poste en cas de défaut
112-10 P. Hagedorn (Fed. Rep. of Germany). On the optimal design of Stockbridge dampe rs
112-11 B. Schafer (Fed. Rep. of Germany). - The energy method and the exact solu ion for conductor oscillations. A compar1son

12. ELECTRICAL PHENOMENA (LIGHTNING, INSULATOR, POLLUTION

121. LIGHTNING

121-00 J.Huse - Special Report
121-01 T. Suzuki (Japan). - Discharge path model of lightning strokes ta transmission lines
121-02 C. Bouquegneau (Belgique) . - Une structure anti-foudrede pylône à haute tension
121-03 P. Kouteynikoff (France) . - éponse impul sionnelle des prises de terre aux courants de foudre
121-04 A. Cimador, R. Pieux, C. Gary (France). - Huit ans d'expérience sur la foudre à la station de Saint Privat l' Allier

121-05 R. Velazquez, D. Mukhedkar,H. Sarmiento,Delarosa (Canada). - Better transmission system lightning performance by adequate choice of tower footing resistance
121-06 M. Cojan, R. Fieux (France). - Rôle des câbles de garde sur les lignes électriques

122. POLLUTION

122-00 M.P Verma. - Special Report
122-01 L . Grijalva, L.R.Talamls, J. de los Rios,V. Gerez (Mexico). Dynamic economic model ta evaluate alternative solutionsto pollution on insulators
122-02 P. Ignicz, P. Gomory (Hungary). - Silicone greasing of insulators, long-time service records and development
122-03 W. Petrusch, G. Lange, H. Schmitt, H. Kluge,P. Schumann (Fed. Rep. of Germany) . - Expe riences on the continuous moni toring of the leakagecurrent on polluted insulators in service in the Federal Republic of Germany
122-04 J. Riubrugent, R. Frediani, P. Issouribe here,M. del Pozo, D. Esteban, J. Aguero (Argentinal Design of external insulation for pollu tion withstand based on "in situ" measure- ments of leakage currents
122-05 J. Danis, J. Schnërch (Hungary). - Continu ous measurements method of the site pollu tion severity and its use for insulator dimensioning
122-06 G. Trevisan, Z. Lodi, S: Moffa (Italy). - Preliminaryresearch on PTFE-covered toughened-glass insulators

II. EFFECTS OF LINES ON THE ENVIRONfENT

21. IMPACT ON THE LANDSCAPE ( ROUTING, TOWER DESIGN, ETC...)

210-00 R.G Woodwark. - Special Report
210-01 R.T. Sarofim (United States). - Environmen tal design criteria of overhead transmission lines - Route selection in Alaska
210-02 L.S. Evans (Australia). - Sorne effects of the environment on the routing of recent 330 kV transmission lines in Western Australia
210-03 V.K.Sharma, R.K.Sharma (India) . - Impact of EHV and UHV transmission lines on the land cape in India
210-04 H.G,Thorpe (Australia). - 220 kV transmission line Dartmouth scheme Victoria Australia
210-05 K.V. Rupchand (India). - Impact of a concrete EHV tower on the landscape
210-06 D. Perry, J.K.Nickerson, E. Zobel (United States). - An approach to assessing visual compatibility of transmission lines and the landscape
210-07 H. Saotome, S. Kitamura, Y. Kama (Japan). - Study of route selection considering envi ronment assessment
210-08 H. Houston, T.J. Smart (United Kingdom.) - Bundle configuration
210-09 P.Hautefeuille, A.Laurent (F rance). - Les lignes électriques à haute tension et l'agriculture
210 -10 M. Lorin (France). - Recherches et déve loppement des pylônes esthétiques en France
210-11 T.M.lfüitelegg,J. Courlay, R.D,Beaumont, P. Taylor, G.M.Aylward, M. Turnbull (United Kingdom.) - Environmental assess ment methodology and computer aided design technique for the visual analysis of trans mission line routes
210-12 G. Neher (Suisse). - Possibilités d'inté gration des lignes dans le paysage
210-13 A.R.Cordemeye,rH. Sidler, H. Troelstra, R. Zoomer (Netherlands). - Evolution of the design for the 123 kV transmission line of Oudehaske - Oosterwolde and the position of a 123/12 kV station in this line
210-14 A.R.McCulloch, P. Ralston (Canada). - Compact conductors for transmission lines
210-15 J.C.Pohlman,T.A.Pinkham(United StatP.s) . - Armless construction reduces environmental impact of transmission lines
210-16 E. de fi ueiredo (Brésil). - Construction des lignes HT (500 kV) en Amazonie
210-17 G.R. Schoonmaker (United States). - Conflicts? Transmission lines and agricultural lands and practices
210-18 .M. Houdant (France). - Les recherches origi nales en France en matière de paysages et de milieux naturels
210-19 J. Andersen (Norway). - The variety of factors implied in the planning and decision process with special reference to non quantifiable factors
210-20 R. Brunck (France). - Le schéma directeur du réseau de transport base pour une meilleure intégration du réseau dans son environnement

22. USE OF SPACE (PHASE CONFIGURATION, OPERATION AND SAFETY CLEARANCES, POLYPHASE LINES...)

220-00 L. Thione. _ Special Report
220-01 I. Kromer, L. Sagi (Hungary). - Application of advanced methods to transmission lines insulation design
220-2 I.S.Grant, J.R.Stewart, D.D Wilson, T. Garrity (Un ited States).: Higher phase order transmission line research
220-3 A. Cochard, M. Cojan (France). - Ligne à encombrement réduit : projet LIERE 63/90 kV
220-4 A. Cochard, B. Dalle, R. Fieux (France). - Dimensionnement réduit des lignes à 400 kV
220-5 B. Hutzler, M. Kleimaier (France). - Corn portement des intervalles d'air soumis à des surtensions atmosphériques
220-6 J. Malinowski, K. imuda (Poland). - Tower clearances for a 750 kV transmission line
220-7 R. Cortina, P. Nicolini, A. Pigini, L. Thione (Italy). - Space occupation of EHV and UHV transmission lines as affected by the switching impulse strength of phase-to- phase insulation
220-8 V.P,Fotin, I.M,Bortnik, O.V. Volkova, A.R,Koriavin (USSR). - Sorne aspects of the construction of HVDC transmission lines fo several tens of gigawatts

23. INTERFERENCES (RI, TVI, AN, INDUCTION EFFECTS, THE ELECTRICAL FIELD AT GROUND LEVEL, BIOLOGICAL EFFECT)

231. INDUCTION

231.00 P.O PERSSON - SPECIAL REPORT
231-01 R. Borucki, li . Szukalski, G. Szymanski, Zietkowiak ( Poland.) - Influence of eart-hfault current in overhead a.c. trans missio·nlines on underground conductors
231-02 B. Jacquet (Belgique). - Efficaciét des câbles de garde dans la réduction de l'in fluence des lignes électriques sur les circuits de télécommunication et sur les canalisationsenterrées
231-03 W. Machczy ski, J. Sibila ( Poland). - Shielding from inductive effects of trans mission lines in the system of two under ground conductors
231-04 G. Gratta, H. Lorke, P.O.Persson(Sweden). - Telecommunications networks and facilities. A part.of the environment affected by trans mission lines
231-05 H.Lorke , H.Schüppler (German Dem.P.ep.) Influence of power fault line location on the induced longitudinal voltage in a telecoms line
231-06 P. Guerrisi, P. Paoli, P. Pelacchi, R. Giglioli (Italy). - Computational code for optimization of the basic characteristics of overhead electric power lines subject to environmental constraints
231-07 L. Conti,Boldrini, G. Parise ( Italie). - Les courants de défauts à la terre des lignes électriques de transport et leurs pertur bations possibles avec les circuits de mise à:la terre des installations électriques utilisatrices à M.T et B.T

232. CORONA

232-0 R. Cortina. - Special Report
232-01 M. Fukushima, T. Sasano, Y. Sawada (Japan). - Corona performances of conduc tor bundles measured in corona cages and its a plication
232-02 P.S.M aruvada,P. Heroux, D. Dallaire, N.Rivest, R.E.Kennon, J. Dunlap anaâa) Corona and electric field effects of HVDC transmission lines in the range of± 600 kV to ± 12 0 kV
232-03 N.Knudsen,J. Lundquist (Sweden). - Recent results from corona effects studies and ex perimental investigationsat the EHV test station at Anneberg
232-4 J. Arciszewski, A. Pilatowicz(Poland). - Sorne aspects of overhead power lines rou ting near to residential houses
232-5 H. Arbey, J. Delcambre, R. Michaud M. Moreau L. Pargamin, J.M.Parot (France.) - Les bruits éoliens des lignes électriques
232-6 R.D.Stearns, T.D.Bracken(Canada). - Corona and electric field performan the EPA prototype 1200- kV·transmissionline
232-7 C.A..OPeixoto, C.M.Portela, D.J. Lobley, J.A,Jadrini(Brazil). - nesiRn optimiza tion and environmental impact studies for t.he Itaipu ± 600 kV HVDC lines and electrode lines
232-8 V.V. Bourgsdorf, N.P. Yemelyanov, L.V, Tirnashova (USSR). - Radio and television interference from a 750 kV line with 5-conductor bundles
232-9 C. Gary, n. Rivière, n. Parraud (France). - Radio interference produced by insulator strinP,s limit values and string design
232-10 F. Gagliardi, A. Piccolo, F. Rossi (Italy). Evaluation methods of the effect of lines on the environffient
232-11 L. Paris, - Sforzini, P: Paoli, R. Vigotti (Italy). -UHV transmission lines extra costs required for the reduction of environrnental interference

233. FIELD AT GROUND AND BIOLOGICAL EFFECTS

233-00 Special report
233-01 E. Hoffmann, K. Pasel, P. Schwetz (red. Rep. of Germany). - Measures against the electrical interference by the magnetic field of transmission lines
233-02 B.J.Ware,C.H.Shih,W.R.Roy (United States). The electric field environrnent in the vici nity of EHV and UHV lines
233-03 L. Jermendy, V. Mikl6s, M. Paulusz (Hungary). - Study of radio interference, acoustic noise and electric field of extra high voltage lines
233-04 Shao.Fang Ying (China). - The electrostatic field under 500 kV transmission lines
233-05 H. Nakayama, O. Endo, F. Nishiyama (Japan). Effects of direct current electric field on vegetation
233-06 A guide prepared by CIGRE WC. 36.01 Electric and magnetic fields produced by transmission system
233-7 J,M.Lee, C. Clark (United States). - Ecologicla effects of EHV and UHV transmis sion lines current issues
233-8 J. Cabanes, C. Gary (France). - La percep tion directe du champ €lectrique
233-9 B. Knave (Sweden). - A prospective investi gation into the health risks associated with work on the generation and distribution of electric power
233-10 R. Conti, A. Previ, V. Margonato Veicsteinas (Italy). - Progress of the research carried out in Italy by ENEL on the effects of high-intensity 50 Hz electric field