BANGKOK: Operation of electric power systems in developing countries

Summary

• Establishment of a knowledge and experience base for operation and maintenance of electric power systems in developing countries
• Discussion levels of control technology relative to operational objectives and dispatching complexity
• Discussion of the role of system study tools for operation and control
• Discussion of the organisational structures and staffing objectives
• Discussion of appropriate methods for the education and training of craftsmen and professionals for operation and maintenance of electric power systems within established or proposed organizational structures

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LIST OF PAPERS

SECTION 1 - IDENTIFICATION OF CONSTRAINTS IN POWER SYSTEM OPERATION AND
MAINTENANCE

1.1. Constraints in power syslem operation

• 110-01 Automatic and manual restoration of EHV equipment on the ESKOM system. Sorne constraints imposed by primary and secondary equipment
• 110-02 The management of power plant - Grid operation in island systems
• 110-03 Recherche sur l'amélioration des systèmes électriques en état de pénurie
• 110-04 EGA T's system control and problem 

1.2. Specific problems in systems of limited size

• 120-01 An experience in investigation of high dielectric loss in CVT's
• 120-02 An organisational and economic review of objectives and constraints in transmission operations and maintenance management
• 120-03 Les problèmes rencontrés dans l'exploitation du réseau THT en République populaire du Congo

SECTION 2 - POWER SYSTEM OPERATIONAL STUDIES AND TECHNIQUES

2.1. System operation planning (I)

• 210-01 Power factor control in T.N.E.B distribution system
• 210-02 Operational and development stratcgies employed to achieve maxirnum utilisation of the Queensland Electricity Commission's power system
• 210-03 Implementation and operation of mini hydro in Thailand
• 210-04 Probabilistic criteria for peak supply evaluation in the Brazilian interconnected systems
• 210-05 Experiences with the development and use of power system state estimation software

2.2. System operation planning (II)

• 220-01 Operational planning of power systems in developing countries
• 220-02 Optimal real and reactive power operation using P,Q decomposition in steady state
• 220-03 On the operation of large scale battery storage systems
• 220-04 Reservoirs operation principles for electric power generation
• 220-05 Operational planning of hydro power in a mixed hydrothermal system

2.3. System dynamic analysis (l)

• 230-01 Application and supplementary control of starie var compensators on long lines
• 230-02 Thyristor switched capacitors in Iran
• 230-03 Practical stability domain estimate of power system utilizing topological energy function method with one-axis generator model
• 230-04 Radial voltage stability
• 230-05 Simulation of induction generators taking into account rotor parameter variations
• 230-06 Experience and criteria for operation stability of electric power system in China
• 230-07 ERACLES et PRAO : des outils d'aide à la gestion prévisionnelle des réseaux

2.4. System dynamic analysis (Il)

• 240-01 Dynamic modelling of generation distribution and grid loads as an aid to grid control
• 240-02 A real time model for investigations of steady state and dynamic processes in electrical power systems
• 240-03 Solutions to the operating problems of an isolated smaller power system with large generating units
• 240-04 Planning the integration of large generating units and static var compensators into a long 3 600 MW power system
• 240-05 Low-frequency and randomlike of interconnected power system in China
• 240-06 Parametric analysis of voltage collapse phenomena in HV radial systems
• 240-07 Unconventional minimum cost systems in very low load density areas

2.5. Special operations and design problems

• 250-01 Integration of large developing system India's first 500 MW unit
• 250-02 Régime des neutres du réseau interconnecté ivoirien
• 250-03 The definition and provision of the information, the analysis tools and the corporate policy decisions  required to support effective power system planning and operational management

SECTION 3 - SYSTEM CONTROL CENTRE TECHNOLOGY

3.1. Planning and studies

• 310-01 Economical justification of the Ethiopian national control centre investment
• 310-02 Future control system for the Abu Dhabi Power and Water networks
• 310-03 lmplementation of a time-critical energy management system configuration
• 310-04 Management of power system control project in a developing country
• 310-05 Justification of control centres in developing countries
• 310-06 Système de conduite du réseau électrique de Tahiti - Création d'un centre de conduite

3.2. Design and engineering

• 320-01 Constraints and requirements of EGAT new energy management system
• 320-02 Modernizàtion of KEPCO's power control system
• 320-03 A modern area load dispatching center with user friendly man-machine interfaces
• 320-04 Operational requirements for system control centre installations
• 320-05 Requirements of future operation oriented energy management systems
• 320-06 Design aspects for an upgradable and stepwise renewable control centre system
• 320-07 Possible evolution of control centres in developing countries

3.3. Operation and enhancement

• 330-01 Post-disturbance analysis of generating unit under frequency response on the ESKOM interconnected power system
• 330-02 Optimisation of plant operations for the three state interconnection of South East Australia
• 330-03 lmproved power system control through systematic measurements and identification procedures
• 330-04 Emergency real time control in the UPG of the USSR
• 330-05 Experiences on developing and implanting the security analysis software for the Colombian power system

SECTION 4 - POWER SYSTEM MAINTENANCE OBJECTIVES AND THEIR ACHIEVEMENT

4.1. Experience and objectives of maintenance

• 410-01 Need for developing maintenance-free equipment for reliable operation
• 410-02 Self reliance in EGATs power system maintenance
• 410-03 Maintenance objectives at Sydkraft
• 410-04 The main objectives of maintenance and the importance of a modern maintenance system in order to achieve the objectives
• 410-05 The development of the management of maintenance of the New Zealand power system
• 410-06 Maintenance scheduling in the Brazilian inteconnected power systems

4.2. New techniques of maintenance scheduling

• 420-01 Computerized system of maintenance management in a large thermal power station
• 420-02 Maintenance strategies for on-Joad tap-changers (OL TC) installed in power transformers under special consideration of the conditions existing in countries with a tropical or subtropical climate 
• 420-03 Power plant maintenance scheduling for developing countries reliability and economic issues
• 420-04 Decision making techniques for generator maintenance planning
• 420-05 Application of diagnostic techniques to substation
• 420-06 A multivariate model for equivalent sait deposit density (ESDD) distribution prediction for the  maintenance of polluted insulators
• 420-07 The meaningful effectiveness of the application and management of a combined preventive maintenance and operation control methodology on power system substations

SECTION 5 -  EDUCATION AND TRAINING

5.1. In-house training and education

• 510-01 Training in Indian power utilities
• 510-02 Continuing education programs in power engineering in Singapore
• 510-03 From off-line DTS to on-line DTS 
• 510-04 Operator training using the actual power system
• 510-05 A competency based training program to support multiskilling in power stations
• 510-06 Training simulators for thermal and hydraulic power plants in EPDC

5.2. Simplified trainning schemes

• 520-01 Training of personnel in electric power utilities in developing countries
• 520-02 PC based power network simulator in making dispatchers familiar with computerized equipment
• 520-03 Self study for operating engineers using microcomputers
• 520-04 An education program for power system analysis using EWSs and PCs
• 520-05 Another look at power system education in developing countries
• 520-06 A dispatcher training simulator for training electric utility personnel in developing countries

5.3. Power system training

• 530-01 Network simulator for training electrical corporation personnel
• 530-02 Status and trends of dispatch training simulators 
• 530-03 Towards effective training of power sector engineers
• 530-04 Education and training of transmission operations and maintenance staff in Hong Kong

PANEL DISCUSSIONS

• Restoration schemes
• Defence plans to overcome security constraints for power systems of limited capability

Additional informations