Preferential topics
for 5^th Conference BH K CIGRÉ 2001

Technical Programme
for 5^th Conference

Meetings

1. Research development and application of new techno–economical solutions in exploitation and maintenance of electromotor drives in industries, mining and electrical traction.
2. Project planning, construction, exploitation and regulations for small hydropower plants.
3. Application of new methods in diagnostics and maintenance of rotating machines.

1. New technologies, materials, solutions and quality control.
2. Power and instrument transformers in exploitation.
3. Diagnostics of transformers' status.
4. Regulations and standards.

Topic 1: Application of mathematical modelling in development of switching equipment

1.1. Mathematical modelling methods for phenomena and processes in switching equipment
1.2. Computer methodology for calculations and optimization of switching equipment
1.3. Matching of experimental and calculated results at dimensioning and optimizing of switching equipment.

Topic 2: Maintenance, repair and revitalization of switching equipment. Monitoring of Circuit Breakers' behaviour in exploitation.

Topic 3: Intelligent breaking and making.

3.1. Survey and analysis of achievement published on this topic.
3.2. Analysis of possible locations in electric power system of B&H where intelligent breaking and making may be needed.

1. Power electronic equipment as a source of disturbances in electric power system and as a filter of mains supply from disturbance of other consumers.
2. Development of semi–conductor components and their influence on power electronic equipment.
3. DC and AC uninterruptible power supply systems.
4. Power electronic equipment for FACTS.
5. Application of power electronic equipment in the field of regulated motor drives, industrial electro–thermics, electro–chemistry and electro–physics.

1. Solid insulation. Aging due to electrical and multidimensional stress, charge injection, conduction, electrical and electromechanical treeing, breakdown and prebreakdown processes, new dielectric materials, design, measuring methods and measuring techniques.
2. Fluid insulation. Conductivity, breakdown and prebreakdown phenomena, effects of impurity, volume charge, new fluids, boundary surface phenomena, measuring methods and measuring techniques.
3. Gases and vacuum. Breakdown, corona, particles and boundary surface problems, flashover of insulators, gas mixtures, decomposition, measuring methods and measuring techniques.
4. Models for aging process of HV insulating materials, including the estimation of remaining life expectancy. Influence on design and costs.
5. Monitoring and diagnostics of insulators in HV equipment.

1. Operating experience with 110 kV cables.
2. New HV cables technologies (110kV and above).
3. Operating experience and new LV and MV cable technologies.
4. Regulations, standardization and type unification of power cables.
5. Power cables' losses.
6. Fault locating in cable network.

1. Overhead lines operating reliability issues.
2. Renewal of overhead lines in B&H.
3. Application of up to date methods for project planning, construction and maintenance of overhead lines.
4. Compact and environment friendly design of overhead lines.

1. Regulations from the domain of project planning, construction, maintenance and exploitation of electrical power substations.
2. Increase of automation level in substations as the element of contemporary electro power system.
3. Modern HV substation design applying new technologies.
4. Development of integral maintenance system aiming at extension of life expectancy of apparatus in distribution network.
5. Approach to the problem of transition to the triple voltage level transformation system 110/20/0.4 kV.
6. Technical and economical feasibility of retrofit activities for MV substations.

1. Planning of distribution networks.
2. Exploitation and maintenance distribution networks with an overview of application of new technologies.
3. Automation of distribution networks.
4. Quality of electric power.
5. Judicial and technical regulations, standards, recommendation, rules, unifications, ect.

1. Application of MO arresters for overhead lines insulation coordination, paying special attention to the compact design of overhead lines and improving rated characteristic of overhead lines, including arresters' stresses, testing conditions and operating experiences.
2. Improvement of overhead lines project planning and of their components adapted to the demands imposed by the environment, by reduction of visual influence, disturbances and electromagnetic field and by compact design of overhead lines.

1. Research direction for protection and control systems.
2. Exploitation experiences in the field of numerical protection.
3. Education of personnel.

1. Research directions and construction of new control systems applying up to date technologies and technical solutions.
2. Research directions and construction of new telecommunication systems, paying special attention to the fiber–optic connections.
3. Equipment in substations and preparation of substations for local and remote control systems – RTU yes or no?

1. Quantification, measurement and consideration of electrical and magnetic field influence of power frequency on telecommunications and people in urban areas.
2. Transients due to lightning impulses, switching impulses and faults on electrical equipment (or auxiliaries) and communication systems.
3. Electrical power system and fiber–optic telecommunication systems compatibility.
4. Judicial and technical regulations in the field of compatibility.

1. Renewal and development of electrical power system in the contest of complete electrical power system: coal, natural gas, oil, electrical power, power efficiency and necessary preconditions.
2. Search for a model of power structure determination.
3. Electrical power system of B&H as a part of European integration and cooperation in the frame of UCET system, possibilities of export, import and transit of electric power from the electric power system of B&H, economic benefits and possible limitations.
4. Electrical power system development planning under the condition of intensive changes, such as: deregulations, open market, revitalization, new constructions, economical and ecological benefits of combined productions, ecological limitations.

1. Current issues regarding electrical power system functioning – risks and uncertainties.
2. Open market of electrical power – new techniques and analysis methods.
3. Dynamic performances of electrical power system of B&H aiming at better exploitation and control strategies.

1. New techniques and technologies for electrical power system operation and control.
2. Electrical power system operation and control under deregulated circumstances, demonopolization and open market.
3. Education and permanent training of personnel from modern control centers.
4. Availability and reliability under optimal operating condition of electrical power systems.

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