2013年-世界发展银行全球_Tajikistans_Winter_Energy_Crisis___Electricity_Supply_and_Demand_Alternatives_115页_2mb

Tajikistan's Winter Energy Crisis Summary

Core Content

Tajikistan is facing a severe winter energy crisis, with approximately 70% of the population experiencing electricity shortages during the cold season. These shortages, estimated at around 2,700 GWh annually, account for about a quarter of winter electricity demand and result in annual economic losses of over US$200 million or 3% of GDP. The crisis has worsened since 2009 when the Central Asia Power System (CAPS) electricity trade collapsed, and the aging power generation infrastructure has not been adequately maintained or upgraded.

Main Views

• Electricity Shortages: Winter electricity shortages are primarily due to low hydropower output and high heating demand.
• Economic and Social Impact: The crisis has significant economic and social costs, including reduced productivity, health impacts from indoor air pollution, and damage to the economy.
• Energy Supply and Demand Alternatives: The study explores various alternatives to address the crisis, including energy efficiency, thermal power, fuel switching, and increased regional electricity trade.
• Need for Policy Reforms: The government needs to implement policy reforms, including adjusting electricity tariffs, improving energy resource management, and promoting energy efficiency.

Key Information

Electricity Supply and Demand

• Demand Projections: Winter demand is expected to grow significantly, with the potential for shortages to increase to about 4,500 GWh by 2016.
• Current Supply: Most of Tajikistan's electricity comes from hydropower, which is insufficient during the winter months.
• Export Opportunities: The collapse of CAPS trade has limited export opportunities, but restoring regional trade could provide substantial relief.

Supply Alternatives

• Hydropower Rehabilitation: Existing hydropower plants are aging and need urgent rehabilitation to improve efficiency and output.
• Thermal Power Plants: A new thermal power plant using local coal could provide a stable supply, especially during winter, and should be designed for dual firing (coal and gas).
• Energy Efficiency: Energy efficiency measures can significantly reduce demand, with potential savings of up to 1,635 GWh by 2016.
• Fuel Switching and Energy Efficiency: These measures are recommended to reduce the reliance on wood and coal, which contribute to indoor air pollution.

Demand Management

• Demand-Side Management (DSM): Measures such as adjusting tariffs and promoting energy efficiency are crucial to reducing demand.
• Willingness to Pay (WTP): The study suggests that a 50% increase in electricity prices is necessary to reduce demand and fund supply improvements, and this increase is below the estimated WTP for most consumers.

Regional Cooperation

• Restoring Electricity Trade: Rebuilding trust and restoring electricity trade with neighboring countries could help alleviate the winter energy crisis.
• Swap Arrangements: Swap arrangements with Uzbekistan and Turkmenistan could help meet Tajikistan's energy needs during the winter months.

Priority Actions

• Energy Efficiency Program (EEP): A broad-based EEP should be implemented to reduce energy losses and improve efficiency.
• Thermal Power Plant Development: A new thermal power plant should be fast-tracked to provide stable electricity during winter.
• Rehabilitation of Hydropower Plants: Priority should be given to rehabilitating existing hydropower plants to improve their performance and reliability.
• Policy Reforms and Financing: The government needs to commit to a comprehensive program that includes policy reforms, trade promotion, and investments, with support from international financial institutions and donors.

Conclusion

The study emphasizes the need for a multi-faceted approach to address Tajikistan's winter energy crisis, combining supply-side investments, demand-side management, and regional cooperation. Immediate action is required to prevent further economic and social damage, and the government must work closely with its partners to secure funding and implement reforms. The proposed measures, if executed effectively, could significantly reduce winter energy shortages and lay the foundation for long-term energy security.