Browse Items (71 total)

  • Tags: Power systems

Technological advancements in large industries like power, minerals, and manufacturing are generating massive data every second. Big data techniques have opened up numerous opportunities to utilize massive datasets in several effective ways to…

Implementing voluntary Demand Response (DR) in real-time or close to real-time is technically feasible because of the deployment of smart grid infrastructures such as smart meters, remote control units, and mobile communication devices. However, most…

The growth in the use of renewable energy sources, such as solar, requires an energy system with greater flexibility to guarantee efficient integration between the generation sources and loads connected to the grid. Energy storage systems (ESS)…

The term resilience describes the ability to survive and quickly recover from extreme and unexpected disruptions. A high energy system resilience is of utmost importance to modern societies that are highly dependent on continued access to energy…

The operability of society’s critical infrastructures depends on the availability of electric power. Adverse events (natural disasters, intelligent adversary, etc.) occur rarely, but power system failure under such conditions has typically…

With a number of pathways presented for the decarbonization of the transportation sector, alternative types of technologies such as hydrogen and natural gas vehicles may be beneficial to different categories of vehicle for reducing transportation"s…

Power transformers are critical components in a power system network, and they are subjected to multifactorial stresses. Regular performance assessments are conducted, and the Health Index (HI) technique is sometimes adopted. HI integrates field test…

The articles in this special section focus on power system security. As the power industry moves from a capacity-limited to an energyconstrained generation mix, diverse situations impact energy security. Environmental considerations may prevent the…

The proliferation of power-to-gas technology can propound a tailored platform to physically integrate power systems and natural gas grids. These integrated energy systems with different spatial-temporal properties not only could provide significant…

In order to improve the economy of the park integrated energy system (PIES) and the capacity of renewable energy consumption, an optimal allocation method containing power-to-gas (P2G) is proposed. Firstly, the supply model of PIES is established by…

Energy storage resources have been recognized as one of the most effective ways to cope with the large-scale integration of renewables. However, their high cost still hinders its wide application. To address this issue, the concept of Cloud Energy…

Owing to a higher energy supply efficiency and operational flexibility, integrated energy system (IES), including the power, heating, and gas systems, will be the primary form of energy supply in the future. However, with the increase of large-scale…

The power electronics and many other systems applied to power networks have undergone significant transformation and maturation in the last three decades. Although further advancements are possible and expected, currently the convergence towards…

This study proposes an optimization scheme of thermal power and electric power dispatch integrated with load scheduling for the domestic fuel cell-based combined heat and power (DFCCHP) system. The scheme is implemented in home energy management…

Integrated energy system (IES) has advantages in improving the comprehensive utilization efficiency of energy, promoting the consumption of renewable energy and solving the problems of energy shortage and environmental pollution. An optimal planning…

The resilient smart distribution system is intended to cope with low probability, high-risk extreme events, including extreme natural disasters. In this regard, the flexible partitioning distribution system into supply-sufficient microgrids can be…

With the rapid development of society, global energy is in short supply. China has put forward an integrated energy system focusing on interconnecting energy resources and harnessing their complementary advantages to address the energy crisis, thus…

Given its physical characteristics and the range of services that it can provide, energy storage raises unique modeling challenges. This paper summarizes capabilities that operational, planning, and resource-adequacy models that include energy…

Integration of electricity and gas distribution networks improves energy utilization and alleviates environmental pollution. In order to obtain a reasonable energy prices and optimize the day-ahead scheduling scheme under the premise of considering…

This article proposes a distributionally robust chance-constrained (DRCC) model for the optimal power-gas flow (OPGF) problem with uncertain wind power. In the proposed model, a unified affine policy is introduced to adjust the flexible resources in…

Since 2017, the level of greenhouse gases in the atmosphere has been steadily growing, despite the constant increase in the share of renewable energy sources (RES) in the total amount of electricity consumed. The reason for this growth is not in the…

The coordinated operation of different energy systems, such as electrical, gas, and heating, can improve the efficiency of the whole energy system and facilitate the larger penetration of renewable energy resources in the electricity generation…

Electricity is at the heart of modern economies and it is providing a rising share of energy services. Rising electricity demand was one of the key reasons why global emissions from the power sector reached a record high in 2018, yet the commercial…

In the last decade, a number of severe urban power outages have been caused by extreme natural disasters, e.g., hurricanes, snowstorms and earthquakes, which highlights the need for rethinking current planning principles of urban energy systems and…

Integrated energy systems (IES) are the best way to handle environmental concern and energy crisis. But it can also make energy systems more vulnerable. What's worse, the extreme events such as natural disasters and malicious man-attack become more…

The world tendency to the rational and efficient management of energy resources and the discouragement in the use of high polluting fuels has posed a challenge to develop novel analytical methodologies that can be applied to the available resources.…

Integration of distributed generation, including renewable power sources, is becoming increasingly commonplace at the distribution level to address issues like depleting fossil fuel reserves and greenhouse gas emissions. Moreover, a shift from fossil…

The energy crisis and increasing concerns about the environment in modern society have fostered the development of the integrated energy system (IES) in smart grid. The energy hub (EH) is a minimum construction of the IES. The chief purpose of this…

With the extensive electrification introduced into the shipboard power systems, the navigation routine has become more important in an electric propulsion and solar power integrated ships since various sailing paths and speeds will lead to different…

Ukraine Power Sector is facing the dramatic challenge - a necessity to essentially change its generating capacity structure caused by such main factors: the rapid implementation of intermittent renewables, mainly wind and solar

Centralized biogas plant (CBP) provides an attractive solution to the energy supply for district heating, electric loads, and residential cooking in remote areas via a local biogas delivery network. To overcome the challenges of biomass availability…

Rapid development of electric vehicles holds the promise to significantly mitigate greenhouse gas emissions. However, the lack of pervasive en-route charging infrastructure on regional highway networks hinders the use of electric vehicles for…

The paper addresses technological and corporative issues of interaction among energy systems in a market environment. A characteristic of electric power, gas and oil supply systems is given by world region. Their operation in a market environment is…

The electrical system shall be designed economically for continuous and reliable services, safely to personnel and equipment, ease of maintenance and operation, minimum power losses, protection of equipment mechanically, interchangeability of…

In modern power systems, it is very important to provide secure and effective generation. Power plants with multiple fuel options are a good solution for this purpose, especially in the electric grids that are highly dependent on the natural gas…

Integrated energy system is important for the high-efficient utilization of multitype energy systems. In this paper, the stochastic optimal operation is investigated for the micro integrated electric power, natural gas, and heat delivery system…

The growing share of electricity production from natural gas combined with the scarcity of firm contracts for fuel procurement creates vulnerability when gas supplies are tight. To examine the effects of uncertainty in the natural gas spot price on…

This panel presentation addresses the current state of power and natural gas markets in Colombia. These markets are characterized by a substantial volatility arising from the large hydroelectric composition of the power system. Key issues resulting…

"Space Weather" refers to electromagnetic and particle conditions in the near-Earth space that may disturb and damage ground-based and space-borne technological systems. "Geomagnetically induced currents" (GIC) in technological conductor networks,…

The paper described problems of the application of microprocessor devices in the excitation systems of synchronic generators, reactive power compensators and other systems of the electrical power equipment for the highway transport of gas…

Plug-in hybrid electric vehicle (PHEV) technology is one of the most promising solutions for reducing petroleum consumption. A PHEV can be recharged through a plug connected to the electric power grid. Therefore, PHEVs increase the load of the…

The use of natural gas as fuel for electricity generation in thermal plants has played a key role in the development of power systems. The development of gas pipelines and other related infrastructure imposes availability constraints, which are often…

With a number of pathways presented for the decarbonization of the transportation sector, alternative types of technologies such as hydrogen and natural gas vehicles may be beneficial to different categories of vehicle for reducing transportation"s…

There is uncertainty in the load and renewable energy source of micro energy grid, which brings challenges to the operation of energy system. To deal with this problem, robust optimization is always used in this situation. It can guarantee the safety…

Noting that electric power demand will continue to increase, although less rapidly in industrialized nations, the author examines the future trends in the conversion area, moving from rotating generators toward additional electrochemical and…

The energy crisis and increasing concerns about the environment in modern society have fostered the development of the integrated energy system (IES) in smart grid. The energy hub (EH) is a minimum construction of the IES. The chief purpose of this…

Some of the best wind and natural gas resources in Norway are located in rural areas. Hydrogen can be produced from natural gas in combination with carbon capture and storage to utilize the natural gas resources without significant CO2-emissions. The…

With the extensive electrification introduced into the shipboard power systems, the navigation routine has become more important in an electric propulsion and solar power integrated ships since various sailing paths and speeds will lead to different…

Ukraine Power Sector is facing the dramatic challenge - a necessity to essentially change its generating capacity structure caused by such main factors: the rapid implementation of intermittent renewables, mainly wind and solar
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