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# IEEE Transactions on Power Systems

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Displaying Results 1 - 25 of 64

Publication Year: 2014, Page(s):C1 - 2
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• ### IEEE Transactions on Power Systems publication information

Publication Year: 2014, Page(s): C2
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• ### Energy and Reserve Scheduling Under a Joint Generation and Transmission Security Criterion: An Adjustable Robust Optimization Approach

Publication Year: 2014, Page(s):3 - 14
Cited by:  Papers (31)
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This paper presents a new approach for energy and reserve scheduling in electricity markets subject to transmission flow limits. Security is imposed by guaranteeing power balance under each contingency state including both generation and transmission assets. The model is general enough to embody a joint generation and transmission n-K security criterion and its variants. An adjustable robust optim... View full abstract»

• ### Capability Chart for Distributed Reactive Power Resources

Publication Year: 2014, Page(s):15 - 22
Cited by:  Papers (9)
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The ubiquity of synchronous generation should not be assumed in highly renewable power systems. Various problems may consequently arise, not least of which are the difficulties entailed in maintaining regional reactive power balance. Offering a potential solution to such problems, modern renewable generator technologies offer controllable reactive power resources. As many of these generators will ... View full abstract»

• ### Distributed Subgradient-Based Coordination of Multiple Renewable Generators in a Microgrid

Publication Year: 2014, Page(s):23 - 33
Cited by:  Papers (21)
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For a microgrid with high renewable energy penetration to work autonomously, it must maintain its own supply-demand balance of active power. Maximum peak power tracking algorithms, which emphasize high renewable energy utilization, may cause a supply-demand imbalance when the available renewable generation is more than demanded, especially for autonomous microgrids. Currently, droop control is one... View full abstract»

• ### Modeling of Multi-Terminal VSC HVDC Systems With Distributed DC Voltage Control

Publication Year: 2014, Page(s):34 - 42
Cited by:  Papers (44)
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This paper discusses the extension of electromechanical stability models of voltage source converter high voltage direct current (VSC HVDC) to multi-terminal (MTDC) systems. The paper introduces a control model with a cascaded DC voltage control at every converter that allows a two-terminal VSC HVDC system to cope with converter outages. When extended to an MTDC system, the model naturally evolves... View full abstract»

• ### Transmission-Capacity Expansion for Minimizing Blackout Probabilities

Publication Year: 2014, Page(s):43 - 52
Cited by:  Papers (12)
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The objective of this paper is to determine an optimal plan for expanding the capacity of a power grid in order to minimize the likelihood of a large cascading blackout. Capacity-expansion decisions considered in this paper include the addition of new transmission lines and the addition of capacity to existing lines. We embody these interacting considerations in a simulation optimization model, wh... View full abstract»

• ### A Marginal Equivalent Decomposition Method and Its Application to Multi-Area Optimal Power Flow Problems

Publication Year: 2014, Page(s):53 - 61
Cited by:  Papers (15)
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This paper presents a “marginal equivalent” decomposition algorithm that partitions a linear programming problem into subproblems and coordinates their solutions by exchanging the information of free variables and binding constraints. Convergence of the algorithm is proven. The method is applied to a multi-area optimal power flow problem in a market environment. Numerical testing of ... View full abstract»

• ### Transmission Capacity Expansion in Imperfectly Competitive Power Markets

Publication Year: 2014, Page(s):62 - 71
Cited by:  Papers (8)
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This paper proposes a mathematical model for transmission planning in an environment where there is imperfect competition in electricity supply industry. The model is developed based on the concept of the leader-followers game in applied mathematics. The leader of the game is the transmission planner and the followers are the strategic electricity producing firms. The reaction of the strategic ele... View full abstract»

• ### Electromechanical Transient Modeling of Modular Multilevel Converter Based Multi-Terminal HVDC Systems

Publication Year: 2014, Page(s):72 - 83
Cited by:  Papers (34)
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This paper studies the techniques for modeling modular multilevel converter (MMC) based multi-terminal HVDC (MTDC) systems in the electromechanical transient mode. Firstly, the mathematical model of the MMC and its corresponding equivalent circuit are established, which are similar to those of the two level converters. Then, a power flow calculation method for AC/DC systems containing MMC-MTDC sys... View full abstract»

• ### A Parallel Reduced-Space Interior Point Method With Orthogonal Collocation for First-Swing Stability Constrained Emergency Control

Publication Year: 2014, Page(s):84 - 92
Cited by:  Papers (2)
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First-swing stability constrained emergency control (FSCEC) enhances power system transient stability during large disturbances, but is difficult to solve for larger systems because of its computational complexity. The method proposed in this work guarantees first swing transient stability by using a parallel reduced-space interior point method (IPM) with orthogonal collocation to solve FSCEC prob... View full abstract»

• ### Homotopy-Enhanced Power Flow Methods for General Distribution Networks With Distributed Generators

Publication Year: 2014, Page(s):93 - 100
Cited by:  Papers (9)
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The issue of power flow divergence when dispersed generations are modeled as P-V nodes needs to be addressed. To address this issue, this paper presents a homotopy-enhanced numerical power flow method. Several numerical aspects of the implementation were discussed. To evaluate its reliability and effectiveness, the proposed method is applied to several standard test systems, a practical 1101-node ... View full abstract»

• ### Fast Sensitivity Analysis Approach to Assessing Congestion Induced Wind Curtailment

Publication Year: 2014, Page(s):101 - 110
Cited by:  Papers (19)
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Although the installed wind generation capacity has grown remarkably over the past decades, percentage of wind energy in electricity supply portfolio is still relatively low. Due to the technical limitations of power system operations, considerable wind generation cannot integrate into the grid but gets curtailed. Among various factors, transmission congestion accounts for a significant portion of... View full abstract»

• ### Measurement-Based Load Modeling Using Transfer Functions for Dynamic Simulations

Publication Year: 2014, Page(s):111 - 120
Cited by:  Papers (11)
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Measurement-based load modeling is a promising approach to reliably represent load behavior in dynamic simulations of large power systems. This paper presents a methodology that starts with the acquisition of voltages and currents from power quality monitoring systems and highlights the issues associated with selecting, processing and resampling the data to estimate the relationship between the po... View full abstract»

• ### Dynamic Optimal Power Flow for Active Distribution Networks

Publication Year: 2014, Page(s):121 - 131
Cited by:  Papers (60)
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Active Network Management is a philosophy for the operation of distribution networks with high penetrations of renewable distributed generation. Technologies such as energy storage and flexible demand are now beginning to be included in Active Network Management (ANM) schemes. Optimizing the operation of these schemes requires consideration of inter-temporal linkages as well as network power flow ... View full abstract»

• ### A Tri-Level Model of Centralized Transmission and Decentralized Generation Expansion Planning for an Electricity Market—Part I

Publication Year: 2014, Page(s):132 - 141
Cited by:  Papers (11)
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We develop a tri-level model of transmission and generation expansion planning in a deregulated power market environment. Due to long planning/construction lead times and concerns for network reliability, transmission expansion is considered in the top level as a centralized decision. In the second level, multiple decentralized GENCOs make their own capacity expansion decisions while anticipating ... View full abstract»

• ### A Tri-Level Model of Centralized Transmission and Decentralized Generation Expansion Planning for an Electricity Market—Part II

Publication Year: 2014, Page(s):142 - 148
Cited by:  Papers (8)
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We study a tri-level integrated transmission and generation expansion planning problem in a deregulated power market environment. The collection of bi-level sub-problems in the lower two levels is an equilibrium problem with equilibrium constraints (EPEC) that can be approached by either the diagonalization method (DM) or a complementarity problem (CP) reformulation. This paper is a continuation o... View full abstract»

• ### Multiple Time Resolution Unit Commitment for Short-Term Operations Scheduling Under High Renewable Penetration

Publication Year: 2014, Page(s):149 - 159
Cited by:  Papers (17)
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This paper introduces the idea of unified unit commitment and economic dispatch modeling within a unique tool that performs economic dispatch with up to 24-hour look-ahead capability. The tool provides financially binding dispatch and ex-ante locational marginal prices (LMPs) for the next 5-min interval and advisory commitment, dispatch schedule and prices for the remaining scheduling horizon. Var... View full abstract»

• ### Dynamic Scheduling of Operating Reserves in Co-Optimized Electricity Markets With Wind Power

Publication Year: 2014, Page(s):160 - 171
Cited by:  Papers (24)
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We propose a probabilistic methodology to estimate a demand curve for operating reserves, where the curve represents the amount that a system operator is willing to pay for these services. The demand curve is quantified by the cost of unserved energy and the expected loss of load, accounting for uncertainty from generator contingencies, load forecasting errors, and wind power forecasting errors. T... View full abstract»

• ### Studies on Economic Feasibility of an Autonomous Power Delivery System Utilizing Alternative Hybrid Distributed Energy Resources

Publication Year: 2014, Page(s):172 - 181
Cited by:  Papers (10)
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An economic evaluation of a network of distributed energy resources (DERs) forming an autonomous power delivery system in an Indian scenario has been made. The mathematical analysis is based on the application of a real valued cultural algorithm (RVCA). The RVCA-evaluated total annual costs for the autonomous microgrid system utilizing both solar module and fuel cells as DERs and solar module and ... View full abstract»

• ### Distribution Voltage Control Considering the Impact of PV Generation on Tap Changers and Autonomous Regulators

Publication Year: 2014, Page(s):182 - 192
Cited by:  Papers (38)
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The uptake of variable megawatts from photovoltaics (PV) challenges distribution system operation. The primary problem is significant voltage rise in the feeder that forces existing voltage control devices such as on-load tap-changers and line voltage regulators to operate continuously. The consequence is the deterioration of the operating life of the voltage control mechanism. Also, conventional ... View full abstract»

• ### Generalized $pi$ Fortescue Equivalent Admittance Matrix Approach to Power Flow Solution

Publication Year: 2014, Page(s):193 - 202
Cited by:  Papers (13)  |  Patents (1)
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This paper develops a generalized admittance matrix approach in Fortescue coordinate system to solve unbalanced/unsymmetrical distribution networks including different number of phases. This generalized Fortescue π equivalent is defined in this paper for solving the heterogeneous phase, and thus Fortescue, network model. The performance of the approach is demonstrated in different model net... View full abstract»

• ### Distribution Locational Marginal Pricing for Optimal Electric Vehicle Charging Management

Publication Year: 2014, Page(s):203 - 211
Cited by:  Papers (42)
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This paper presents an integrated distribution locational marginal pricing (DLMP) method designed to alleviate congestion induced by electric vehicle (EV) loads in future power systems. In the proposed approach, the distribution system operator (DSO) determines distribution locational marginal prices (DLMPs) by solving the social welfare optimization of the electric distribution system which consi... View full abstract»

• ### Optimal Allocation of Energy Storage System for Risk Mitigation of DISCOs With High Renewable Penetrations

Publication Year: 2014, Page(s):212 - 220
Cited by:  Papers (54)
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Along with the increasing penetration of renewable energy, distribution system power flow may be significantly altered in terms of direction and magnitude. This will make delivering reliable power, on demand, a major challenge. In this paper, a novel battery energy storage system (BESS) based energy acquisition model is proposed for the operation of distribution companies (DISCOs) in regulating pr... View full abstract»

• ### Electric Vehicle Battery Charging/Swap Stations in Distribution Systems: Comparison Study and Optimal Planning

Publication Year: 2014, Page(s):221 - 229
Cited by:  Papers (50)
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Electric vehicle (EV) is a promising technology for reducing environmental impacts of road transport. In this paper, a framework for optimal design of battery charging/swap stations in distribution systems based on life cycle cost (LCC) is presented. The battery charging/swap station models are developed to compare the impacts of rapid-charging stations and battery swap stations. Meanwhile, in ord... View full abstract»

## Aims & Scope

Covers the requirements, planning, analysis, reliability, operation, and economics of electric generating, transmission, and distribution systems for general industrial, commercial, public, and domestic consumption.

Full Aims & Scope

## Meet Our Editors

Editor-in-Chief
Nikos Hatziargyriou
National Technical University of Athens