2009年-世界发展银行全球_The_Potential_of_Regional_Power_Sector_Integration___Union_for_the_Coordination_of_the_Transmissions_of_Electricity_Developed_Country_Case_Study_84页_2mb

Summary of the UCTE Case Study: The Potential of Regional Power Sector Integration

Core Content

The Union for the Coordination of the Transmission of Electricity (UCTE) is a regional organization that played a significant role in the development of electricity integration in Europe. Initially formed in 1951 as the Union for the Coordination of Production and Transmission of Electricity (UCPTE), it focused on coordinating generation and transmission activities. By 1999, with the privatization of generation in many European countries, UCTE shifted its focus to the technical operation of the electricity transmission system.

The UCTE case study is part of a broader ESMAP initiative on Regional Power System Integration (RPSI), aimed at providing lessons for developing countries. It outlines the economic, political, and institutional context of electricity integration in Europe, emphasizing the benefits of cross-border trade, the role of regulatory frameworks, and the challenges faced in achieving system-wide coordination.

Main Viewpoints

• Economic and Political Context:

  • The UCTE area included 24 countries with 29 TSOs, and most were EU members or aspiring to join.
  • The EU’s legislative framework, including directives on market access and energy policy, influenced the development of UCTE and its operations.
  • The EU seeks to harmonize wealth across its members through infrastructure investment and market liberalization.

• Supply Options:

  • The UCTE area had diverse energy resources, including hydro, nuclear, and thermal (coal, gas, oil).
  • Hydroelectric generation was prominent in several countries, while nuclear was dominant in France.
  • Thermal generation, primarily from coal and gas, was widespread, with gas being mainly imported through pipelines and LNG.
  • There was no significant resource constraint that dictated the pattern of generation or the need for cross-border transfers.

• Demand Trends:

  • Electricity demand in the UCTE area grew steadily from 1990 to 2007.
  • The services sector had the fastest demand growth at 3.04% per year.
  • Household demand grew at 2.07% per year, accounting for 27% of total demand in 2007.
  • Industrial demand grew more slowly at 0.93% per year but remained the largest sector, accounting for 41% of total demand in 2007.

• Energy Tariffs and Market Development:

  • Energy tariffs varied across the region, reflecting different economic conditions and market structures.
  • The liberalization of electricity markets under the EU’s single market project led to increased cross-border electricity trade and the development of more efficient market mechanisms.

Key Information

• UCTE's Role:

  • UCTE focused on the technical operation of the transmission system and ensured reliability and security of supply.
  • It facilitated the sharing of reserve capacities and coordinated electricity flows to improve system efficiency.
  • UCTE was not involved in market-related issues like congestion charging, which were managed by the Association of the European Transmission System Operators (ETSO).

• Institutional Arrangements:

  • UCTE was composed of Transmission System Operators (TSOs) within its synchronous zone.
  • The governance framework included both national and regional institutions, with a strong emphasis on cooperation and coordination.
  • UCTE was later subsumed into ENTSO-E, which now oversees the coordination of network codes, interconnector charges, and inter-TSO compensation.

• Technical and Operational Developments:

  • UCTE worked on developing common rules and standards for cross-border energy transfers.
  • It improved the reliability of the electricity system through coordinated planning and the development of transmission infrastructure.
  • The organization also supported the expansion of the synchronous area, including the Mediterranean and former Soviet states.

• Environmental and Social Considerations:

  • UCTE addressed environmental issues through the promotion of renewable energy sources (RES) and the integration of wind energy into the grid.
  • It also considered the social impact of energy projects, including the need for equitable access and the protection of energy infrastructure.

• Future Plans:

  • The UCTE synchronous area is expected to expand further, including the Mediterranean and integration with the Russian power system.
  • ENTSO-E will continue the work of UCTE, focusing on network code coordination, interconnector charges, and inter-TSO compensation.
  • The organization will also promote coordinated planning and flexible operation to accommodate the increasing share of renewable energy sources.

Conclusion

The UCTE case study highlights the importance of regional coordination in achieving efficient and reliable electricity systems. It demonstrates how technical and institutional arrangements can support cross-border trade, reduce transmission costs, and enhance system stability. The experience of UCTE provides valuable insights for developing countries seeking to integrate their power sectors.