Magazine Volume 3 Issue 1

What the future holds for quality of supply in the liberalized market

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Luca Lo Schiavo from AEEG (the Italian Regulatory Authority for Electricity and Gas) presents his organization and its major contribution to EU works in this domain in this interview.
He also gives an overview of possible future trends in service quality regulation as well as some examples from Italy and France. He discusses the appeal of a reliability-centred approach as well as a measurement campaign in the context of liberalisation.

 

http://www.youtube.com/watch?v=gTn--Ccrl18

Creating a Regulatory Framework for Voltage Quality

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This paper provides an appraisal of what regulators need to consider in establishing an effective voltage quality regulatory framework for distribution networks. In particular, the paper considers the regulation of five voltage quality dimensions: short interruptions, voltage dips, flicker, supply voltage variation, and harmonic distortions. The paper assesses the most appropriate regulatory control method and presents practical experiences through a number of case studies.

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Energy Efficiency in District Heating

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In this reader article, Dragomir Vasic introduces a basic technique of frequency regulation for preparing the fuel-air mixture in hot water boilers used for district heating. This simple and relatively low-cost measure saves 25,000 euro per year, with a payback of just 0.6 years. With such compelling economics, one would expect most old boilers to be retrofit in this way, but according to Dragomir, this is often not the case.

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Power quality in medium & large commercial buildings

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According to the European Union, 40% of all electrical energy produced in Europe is used to power commercial and residential buildings. Commercial buildings include non-residential, non-industrial buildings such as hospitals, office and apartment buildings, hotels, schools, churches, stores, theaters, and sports arenas. Within those buildings, HVAC units, PCs, fax machines, copiers, and printers are now sharing the building wiring system with electronic fluorescent lighting, adjustable speed heat pumps, and various electronic communications equipment.

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