A Brief Understanding on Smart Grid Technology

2020 ◽  
Vol 17 (6) ◽  
pp. 2866-2868
Author(s):  
Andino Maseleno ◽  
Wahidah Hashim ◽  
Alicia Y. C. Tang ◽  
Moamin A. Mahmoud ◽  
Marini Othman

Environmental destruction that is marked by high CO2 level or greenhouse gas emissions due to excessive use of fossil fuels is a serious challenge that must be minimized immediately. One of the most prominent impact is the destruction of natural ecosystems such as forest fires due to very high temperature, rising sea level, flash flood, melting of iceberg in the north and south poles and uncertain natural climates. From the energy sector that contribute most to global warming is the power generation sector. Currently there are still many power plants that use fossil fuels such as petroleum and coal as the main source of turbine drive in generating electrical energy. The burning results certainly produce CO2 gas that contributes to increase levels of global warming. In response to the crucial issue, developed countries make an effort to reduce the impact of greenhouse gases by conducting research and utilization of renewable energy as an environmentally friendly source of energy such as wind energy and solar energy. Renewable energy is capable of generating electrical energy without generating and increasing greenhouse gases. Current renewable energy utilization trends continue to increase which contributes to the birth of the smart grid concept. So the introduction of smart grid technology is a necessity to reduce the impact of global warming while encouraging efficiency, reliability and effective governance in the supply of electrical energy.

Author(s):  
A. L. Laganelli ◽  
C. Rodgers ◽  
W. E. Lear ◽  
P. L. Meitner

The impact on global warming of transportation and the infrastructure that supports it has been investigated over several decades. Anthropogenic heat and the generation of greenhouse gases from burning of fossil fuels and are major contributors to the warming process. An approach to mitigate these effects is discussed that considers semi-closed cycle gas turbine engines as a practical approach to slowing the release of greenhouse gases. Semi-closed cycle gas turbine engines have an inherent capability to reduce all regulated emissions while maintaining high efficiency, which in turn reduces CO2 emissions. With emerging technology development that includes higher component efficiencies, high temperature material development, improved control devices, and advanced combustor designs, aided by computational fluid dynamics, semi-closed cycle engines appear to have the potential to mitigate global warming with little economic or infrastructural impact. A specific semi-closed engine type is described, the high pressure recuperated turbine engine (HPRTE), along with the inherent mechanisms for control of NOx, CO, unburned hydrocarbons, and particulates. Results from a breadboard demonstration of the HPRTE are discussed, as well as emerging technologies which benefit this type of engine.


Author(s):  
Dipti Mayee Majhi ◽  
D. Hota ◽  
L. Nanda

Global energy consumption is increasing at a dramatic rate due to the increase in the world’s population and the quest for improvement of living standards. Most of our energy comes from fossil fuels which cause the problem of global warming due to the emission of greenhouse gases (GHG). As a result, there are many harmful effects such as rise in sea level, drought in tropical regions near the equator, an increase in hurricanes, tornadoes and floods, and the spread of disease. Renewable energy is the energy generated from natural resources such as solar heat and light, wind, rain, tides, waves, and geothermal heat, which are replenished naturally. This paper highlights in particular the impact of power electronics in solving or mitigating the global warming problem and supporting the generation of renewable energy.


2015 ◽  
Vol 39 (13) ◽  
pp. 1742-1756 ◽  
Author(s):  
Xue Zhang ◽  
Wei Pei ◽  
Wei Deng ◽  
Yan Du ◽  
Zhiping Qi ◽  
...  

2019 ◽  
pp. 97-105
Author(s):  
Oleksandra V. Kubatko ◽  
Tetyana S. Tolok ◽  
Harrison O. Edafejimue ◽  
Ismail Y. A. Almashaqbeh

The current state of economic development foreseen an increasing production processes efficiency and determines the demand for energy resources. At the same time, the global use of traditional energy sources is steadily growing and currently it is still dominant. Considering the empirical arguments regarding environmental degradation and problems related to climate change, the development and implementation of smart and safe energy technologies, such as the Smart Grid, is relevant. Smart and secure power grids today are seen as technologies that facilitate the transition of the energy system supply from traditional electrical networks to more sustainable and environmentally friendly operations. The article deals with theoretical and methodological approaches that reveal the essence of the Smart Grid concept, and analyzes the main areas of investment in such technologies. It is underlined that to ensure energy security and environmental sustainability of energy supply sector the generation of electric power should be based on the use of renewable energy sources. The long-run sustainability of energy sector in climate change conditions is guaranteed by forming deep links between renewable energy generation and Smart Grid technologies. The paper discusses the main factors which may influence the Smart Grid technology development. The investments in renewable energy are named to be the most important factor of Smart Grid technology development. The lack of investments is considered to be an important factor of poor energy efficiency in developing economies. In addition, the article focuses on European experience regarding the implementation of smart and safe energy systems based on renewable energy sources. It is underlined the best EU counties experience for Smart Grid technology development based on investments in renewable energy sector. Key words: Smart Grid, renewable energy, economic process, power network, energy supply, efficiency, investment.


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