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Distributed generation: definition, benefits and issues

TLDR
In this paper, the authors start from the observation that there is a renewed interest in small-scale electricity generation and then move on with a discussion of the major benefits and issues of Small-Scale Electricity Generation.
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This article is published in Energy Policy.The article was published on 2005-04-01 and is currently open access. It has received 1599 citations till now. The article focuses on the topics: Electric power industry & Distributed generation.

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Citations
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Journal ArticleDOI

Control of Power Converters in AC Microgrids

TL;DR: In this paper, a detailed analysis of the main operation modes and control structures for power converters belonging to micro-grids is carried out, focusing mainly on grid-forming, grid-feeding, and grid-supporting configurations.
Journal ArticleDOI

Potential importance of hydrogen as a future solution to environmental and transportation problems

TL;DR: In the current and medium-term the production options for hydrogen are first based on distributed hydrogen production from electrolysis of water and reforming of natural gas and coal as discussed by the authors, and each of centralized hydrogen production methods scenarios could produce 40 million tons per year of hydrogen.
Journal ArticleDOI

Designing microgrid energy markets : A case study : The Brooklyn Microgrid

TL;DR: In this paper, the authors present the concept of a blockchain-based microgrid energy market without the need for central intermediaries, where consumers and prosumers can trade self-produced energy in a peer-to-peer fashion.
Journal ArticleDOI

Centralized Control for Optimizing Microgrids Operation

TL;DR: The controller aims to optimize the operation of the microgrid during interconnected operation, i.e., maximize its value by optimizing the production of the local DGs and power exchanges with the main distribution grid.
BookDOI

Global Energy Assessment: Toward a Sustainable Future

TL;DR: The Global Energy Assessment (GEA) as mentioned in this paper brings together over 300 international researchers to provide an independent, scientifically based, integrated and policy-relevant analysis of current and emerging energy issues and options.
References
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Journal ArticleDOI

Distributed generation : a definition

TL;DR: In this article, the relevant issues and aims at providing a general definition for distributed power generation in competitive electricity markets are discussed, which can be defined as electric power generation within distribution networks or on the customer side of the network.
Journal Article

Distributed generation

TL;DR: In this article, the emphasis is on distributed generators that are interconnected to with utility distribution systems, which are referred to as distributed generation (DG) and are typically no larger than 1 or 2 MW.
Journal ArticleDOI

Network integration of distributed power generation

TL;DR: In this article, the position of distributed generation (DG, as these small units are called in comparison with central power plants) with respect to the installation and interconnection of such units with the classical grid infrastructure is reviewed, the status of technical standards both in Europe and USA, possible ways to improve the interconnection situation, and also the need for decisions that provide a satisfactory position for the network operator (who remains responsible for the grid, its operation, maintenance and investment plans) are addressed.

Distributed generation in liberalised electricity markets

Peter Fraser
TL;DR: In this paper, the current situation and market status of distributed generation in selected OECD contries, including the impact of current energy policies, are surveyed and the economic, environmental and energy security implications of wider deployment of various distributed generation technologies as well as the implications for the operation of electricity transmission and distribution networks.
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Frequently Asked Questions (11)
Q1. What are the contributions in "Distributed generation: definition, benefits and issues" ?

This paper starts from the observation that there is a renewed interest in small-scale electricity generation. The authors start with a survey of existing small-scale generation technologies and then move on with a discussion of the major benefits and issues of small-scale electricity generation. 

A further narrowing of this definition - such as being dispatchable or not - might be necessary depending on the research questions that are looked at. 

the US demand for distributed generation is mainly driven by price volatility, i.e. using distributed generation for continuous use or for peaking use (peak shaving). 

Because of the incentives for cost-effectiveness that come from the introduction of competition in generation and from the re-regulation of the network companies, it might be that reliability levels will decrease. 

Balancing demand and supply was partially done using local storage, i.e. batteries, which could be directly coupled to the DC grid. 

The extent to which distributed generation is integrated efficiently in the electricity market hinges upon the market structure, the market operation and upon pricing. 

Distributed generation technologies generally provide this flexibility because of their small sizes and the short construction lead times compared to most types of larger central power plants. 

This is possibly related to economies of scale and market power in the demand for primary energy sources that can be used to obtain lower primary fuel prices. 

Such power electronic interfaces have the disadvantage that they have virtually no ‘inertia’, which can be regarded as a small energy buffer capable to match fast changes in the power balance. 

Distributed Generation: Definition, Benefits and Issues 8At present, environmental policies or concerns are probably the major driving force for the demand for distributed generation in Europe. 

The problem is that a distinction between distribution and transmission grid, based on voltage levels, is not always useful, because of the existing overlap of these voltage levels for lines in the transmission and distribution grid.