References of "Lilien, Jean-Louis"
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See detailHigh Voltage overhead lines. Three mechanisms to avoid bundle galloping.
Lilien, Jean-Louis ULg; Chabart, Olivier

in Proceedings of the 1st ISCD 1995 (1995, October)

Galloping of power lines on bunde conductor may be subject to galloping. In this paper three mechanisms of galloping which may occor with bundle conductor lines are described and explained, which helps to ... [more ▼]

Galloping of power lines on bunde conductor may be subject to galloping. In this paper three mechanisms of galloping which may occor with bundle conductor lines are described and explained, which helps to think about prevention of these galloping. [less ▲]

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See detailOverhead transmission lines design. Some mechanical aspects.
Lilien, Jean-Louis ULg; wang, jianwei; chabart, olivier et al

in Proceedings of the ICPST'94 (1994, October)

3-DOF galloping model of power lines.

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See detailMechanical loads on overhead lines bundle conductors
Lamchich, Moulay; El Adnani, Mustapha; Lilien, Jean-Louis ULg

in Proceedings of the 6th ESCC (1994, September)

Power lines subject to short-circuit mechanical loading may include budle collapse and pinch effect.A numerical investigation is performed and test comparisons are detailed.

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See detailMechanical loads on substation apparatuses
Lilien, Jean-Louis ULg; Schon, Ulrich

in Proceedings of the 6th ESCC (1994, September)

Short-circuit mechanical effects in substations are of particular concern. Their dynamic behaviour may sensibly influence the response of the structure to these dynamic loadings.

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See detailShort-circuit mechanical effect on bundled conductors- IEC 865 recommendations : confrontations with tests and numerical computations.
Adnani, Mustapha; Lamchich, Moulay Tahar; Lilien, Jean-Louis ULg

in Proceedings of the 6th ESCC (1994, September)

IEC 865 discussion with confrontations between tests and numerical computations.

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See detailOverhead transmission line galloping. A comparative study between 2-DOF and 3-DOF models.
wang, Jianwei; Lilien, Jean-Louis ULg

in Hogge, Michel; dick, E. (Eds.) Actes du 3ème CNBM (1994, May)

2-D and 3-D models of power line galloping are detailed for multi-span power lines, including suspension insulator movement, tension changes and aerodynamic lift, drag and pitching moment.

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See detailVibration amplitudes caused by parametric excitation of cable stayed structures
Lilien, Jean-Louis ULg; Pinto da Costa, Antonio

in Journal of Sound & Vibration (1994), 174(N°1), 69-90

This paper deals with one kind of cable vibrations : the ones caused by parametric excitation.

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See detaila new way to solve galloping on bundled lines. A concept, a prototype bytwo years field experience.
Lilien, Jean-Louis ULg; pirotte, pol; smart, Tom et al

in Bulletin Scientifique de l'Association des Ingénieurs Electriciens sortis de l'Institut Electrotechnique Montefiore (1993), 2

that paper introduce a new concept to control galloping on bundle conductors using a dynamic device coupling detuning of frequencies together with some addition in torsional damping.The concept is ... [more ▼]

that paper introduce a new concept to control galloping on bundle conductors using a dynamic device coupling detuning of frequencies together with some addition in torsional damping.The concept is explained, a prototype is tested on actual line and results are presented. [less ▲]

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See detailShort-circuit on overhead lines with bundle conductors.
Lilien, Jean-Louis ULg; Lamchich, Moulay Tahar; Rucinski, J. et al

in Proceedings of the fifth ESCC (International Symposium on short-circuit currents in power systems) (1992, September)

A comparison between a twin bundle and equivalent single condutor is presented for a short-circuit mechanical effect in typical substation busbars. Spacer compression is detailed.

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See detailGalloping and compact line
Lilien, Jean-Louis ULg

in Proceedings of the CIGRE Symposium on compacting overhead transmission lines (1991, May)

Galloping may alos be a problem for compact line. The paper is analysing that particular problem.

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See detailSAPHO : A prototype expert system to help designing open-air high voltage substations layout.
Lilien, Jean-Louis ULg; Pallage, Manuel

in Proceedings of the CIRED 1991 conference (1991, May)

The paper describes how to build a big object-oriented software to help designing open-air high voltage substations layout.

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See detailA new Theory for frequencies computation of overhead lines with bundle conductors.
dubois, Hervé; Dal Maso, Filipo; Lilien, Jean-Louis ULg

in Bulletin Scientifique de l'Association des Ingénieurs Electriciens sortis de l'Institut Electrotechnique Montefiore (1991), 1

Vertical, horizontal and torsional mechanical frequencies are studies for both single and bundle conductor lines. Models and tests are presented. These data are of particular impact on galloping ... [more ▼]

Vertical, horizontal and torsional mechanical frequencies are studies for both single and bundle conductor lines. Models and tests are presented. These data are of particular impact on galloping phenomenon. [less ▲]

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See detailOpen-Air substations layout design. A fully adaptable expert system approach.
Lilien, Jean-Louis ULg; Pallage, Manuel

in Proceedings of the 25th UPEC (1990, September 12)

An expert system is presented to design the layout of open-air power system substations.

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See detailPredicting galloping fatigue cycles in quad bundles.
Richardson, A. S.; Dubois, Hervé; Lilien, Jean-Louis ULg

in Proceedings of the CIGRE session 1990 (1990, August 28)

Galloping on power lines is approached by simulation. A particular attention is devoted to the twisting behaviour of the bundle under consideration. Loads on tower are also approached.

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See detailContribution to line design by accurate predetermination of severe but occasional stresses.
Lilien, Jean-Louis ULg; Dal Maso, Filipo

in Proceedings of the CIGRE session 1990 (1990, August 27)

Evaluation by simulation of different dynamic loadings are detailed. Including short-circuit, galloping and conductor breakage.

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See detailObject-Oriented Programming : an original application to substation design.
Lilien, Jean-Louis ULg; Pallage, Manuel

in Silvester, P. (Ed.) Advances in Electrical Engineering Software (1990, August)

the whole layout design of open-air high-voltage substation is approached by expert system using object oriented programming.

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See detailOverhead line vertical galloping on bundle configurations : stability criterions and amplitude prédiction.
Lilien, Jean-Louis ULg; dubois, Hervé

in Proceedings of the International Conference on OHL design and construction. (1988, November 28)

Galloping of power lines is studied by simulations on multi-spans power lines, including vertical, horizontal an torsional degrees of freedom.Stability conditions, definition of some basic dimensionless ... [more ▼]

Galloping of power lines is studied by simulations on multi-spans power lines, including vertical, horizontal an torsional degrees of freedom.Stability conditions, definition of some basic dimensionless parameters and amplitude evaluation is presented. [less ▲]

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See detailbundle behaviour during short-circuit fault. Influence of insulating hardware on snatch effect.
Lilien, Jean-Louis ULg; El Adnani, Mustapha

in Proceedings of the 3d ESCC (1988, October)

Simulation of short-circuit mechanical effects in twin bundle busbars in substation is presented. It includes the analysis of the behaviour of end span insulator and hardware during the phenomenon.

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See detailOverhead lines galloping - Modelisation. Modeling and Simulation of Electrical Machines and Power Systems
Lilien, Jean-Louis ULg; Ponthot, Jean-Philippe ULg

in TRAN, D. K.; Robert, J. (Eds.) IMACS (1988)

Galloping of power lines is approached by a simple 3 DOF model (one loop).

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See detailThe behaviour of H.V. strained cables due to short-circuit currents
Lilien, Jean-Louis ULg; Pirotte, Pol

in Proceedings of the first symposium on electric power systems in fast developing countries. (1987, March 21)

Th epaper proposes a calculation method for flexible busbars in substation, cable of overhead lines during a short-circuit. It helps to define loads on structures for their design.

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