Concept Note Power Sector

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POWER SYSTEM TRANSFORMATION The 3GF session on power system transformation and green growth will focus on the public/private aspects of an intergovernmental initiative launched by the Clean Energy Ministerial (CEM) – the 21st Century Power Partnership (21CPP) - and will pursue the following objectives: • • •

Identify the key market failures / barriers for further addressing power system transformation Discuss the private sector role in achieving a reliable, clean, and flexible power sector Consider how 3GF2012 can help support the strong participation and private sector leadership in the wider 21CPP.

OPPORTUNITIES AND CHALLENGES TO A GREEN POWER SECTOR Transforming the power system is a key objective in achieving green growth. Parallel deployment of renewable energy and energy efficiency will constitute 65% avoided emissions by 2035 (IEA WEO, 2011). Globally, effective deployment of smarter grids could reduce carbon emissions by 2 Gt by 2050, through greater energy efficiency and integration of renewable energy (IEA, 2010). Cumulative global investment in the power sector could reach $16.9 trillion (2010 dollars) between 2011 and 2035, an average of $675 billion per year (IEA WEO, 2011) split between new generation capacity and new transmission and distribution (T&D) networks. The bulk of this investment will take place in non-OECD countries, reinforcing the need for global partnerships to accelerate green growth in the power sector. Furthermore, these aggressive targets will require targeted investments in grid modernization and seamless collaboration between utilities, grid operators, and equipment manufacturers. While the nature of power system transformation varies regionally --- critical issues such as public acceptance of clean energy, engrained patterns of energy efficiency, and barriers to financing all have strong regional characteristics --- smart policy and regulation will be critical to enabling this transformation in all settings. Aspirations for power system transformation are only achievable through a holistic approach to planning, technology, and policy in concert with the private sector. Barriers Some of the barriers to power system transformation can be readily identified: • Electricity delivery normally operates under some form of regulation around the world – ensuring that regulatory practices are well aligned with system transformation is key. • In many contexts utilities face incentives to sell as much electricity as possible, limiting investments in energy efficiency. • Strategic investments in long-lived generation and T&D infrastructure are difficult under policy uncertainty. • Existing power markets are not often designed to effectively operate under either large shares of variable renewable energy or demand response. Still, improved market design is needed, with or without high penetration of variable renewable energy.


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