Optimal model of congestion management in deregulated environment of power sector with promotion of renewable energy sources

2010 ◽  
Vol 35 (8) ◽  
pp. 1828-1836 ◽  
Author(s):  
Yog Raj Sood ◽  
Randhir Singh
2021 ◽  
Vol 50 (4-5) ◽  
pp. 433-444
Author(s):  
Olusola Joshua Olujobi ◽  
Temilola Olusola-Olujobi

Fossil fuels have been the mainstream of energy supply and a major source of foreign exchange earnings for the Federal Government of Nigeria, in spite of being an unrenewable and unsustainable source of energy. Nigeria is yet to tap into the full benefits after privatising its power sector, including the new global evolution in the energy sector and the resulting increasing demand for renewable energy sources, which some consider to be cheaper and more environmentally friendly than fossil fuels and their allied products. Energy security is a challenge to socio-economic development in Nigeria, due to the country’s over-dependency on fossil fuels. In terms of their impact and the potentials to preserve energy sources for longevity and sustainability, however, fossil fuels will come to be seen as an out-dated alternative in the power sector as the energy industry evolves. The implications for Nigeria’s oil sector will not be limited to dwindling crude oil prices. The concerns include poor energy utilisation in Nigeria and the need to promote energy efficiency and sustainability. They have led to the formulation of new energy policies around the world to serve as a vehicle for translating solutions into reality. This study has adopted a library-based legal research method with a comparative approach. The study reveals that it is the lack of a coherent legal framework with incentives for using renewable energy that is largely seen as the key issue causing slow uptake of renewable energy as an alternative source of energy in Nigeria. As well as the need for a coherent legal framework on energy and incentives for using renewable energy sources, the study advocates stringent enforcement of existing energy regulatory policies.


Author(s):  
Markus Hanisch

Over the last decades, the discussion on climate change, together with catastrophic events in the power sector, has raised global interest for radical policy changes. Since the year 2000, Germany´s Renewable Energy Sources Act (EEG) has been a forerunner in triggering large-scale decentralized deployment of renewable energy. Although built on a relatively large social consensus, the consequences of the German ‘Energiewende’ have also raised conflicts between communities and investor-oriented project developers. This chapter reviews the increasing role of energy co-operatives as means to involve civil society, mitigate conflicts in planning, and distribute subsidies more evenly among a variety of often rural stakeholders.


2019 ◽  
Vol 20 (4) ◽  
pp. 253-261
Author(s):  
Dariusz Michalski

The purpose of this article is to indicate power purchase agreements (PPA) as an important supporting element of the development of renewable energy sources (RES). The author states that as result of the reduction of RES investment costs, PPA become the competitive way to support the development of generation capacities in power sector. That is why the RES power procurement done by large industrial plants in many markets is competitive in relation to conventional power producers. In this situation, the PPA contracts become an instrument replacing state subsidies in securing the financing of RES investments. The more so that PPAs are concluded by more and more industrial enterprises, also increasing their geographical coverage. The article defines PPAs, their classification and the most important examples of their application.


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