Issue 4 • Nov.-2013
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IEEE Transactions on Power Systems publication information
Year: 2013 | Volume: 28 | Issue: 4
Modeling and Solution of the Large-Scale Security-Constrained Unit Commitment
Publication Year: 2013,Page(s):3524 - 3533
Cited by: Papers (116)
Security-constrained unit commitment (SCUC), as one of key components in power system operation, is being widely applied in vertically integrated utilities and restructured power systems. The efficient solution framework is to implement iterations between a master problem (unit commitment) and subproblems (network security evaluations). In industrial applications, both Lagrangian relaxation and mi...Show More
Modeling and Solution of the Large-Scale Security-Constrained Unit Commitment
Year: 2013 | Volume: 28 | Issue: 4
Equilibrium-Inspired Multiple Group Search Optimization With Synergistic Learning for Multiobjective Electric Power Dispatch
Publication Year: 2013,Page(s):3534 - 3545
Cited by: Papers (48)
This paper proposes a novel multiple group search optimizer (MGSO) to solve the highly constrained multiobjective power dispatch (MOPD) problem with conflicting and competing objectives. The algorithm employs a stochastic learning automata based synergistic learning to allow information interaction and credit assignment among multi-groups for cooperative search. An alternative constraint handling,...Show More
Optimal Coordination of Plug-In Electric Vehicles in Power Grids With Cost-Benefit Analysis—Part I: Enabling Techniques
Publication Year: 2013,Page(s):3546 - 3555
Cited by: Papers (133)
Plug-in electric vehicles (PEVs) appear to offer a promising option for mitigating greenhouse emission. However, uncoordinated PEV charging can weaken the reliability of power systems. The proper accommodation of PEVs in a power grid imposes many challenges on system planning and operations. This work aims to investigate optimal PEV coordination strategies with cost-benefit analysis. In Part I, we...Show More
Optimal Coordination of Plug-in Electric Vehicles in Power Grids With Cost-Benefit Analysis—Part II: A Case Study in China
Publication Year: 2013,Page(s):3556 - 3565
Cited by: Papers (106)
Continuing with a set of enabling techniques for the optimal coordination of plug-in electric vehicles (PEVs) in Part I, we present a case study in this paper using techniques based on the data collected in the Beijing–Tianjin–Tangshan Region (BTTR) China to discover optimal PEV coordination strategies and assess the attractiveness of these strategies. In Part II, we first present the charging cha...Show More
Impact of Wind Power Generation on European Cross-Border Power Flows
Publication Year: 2013,Page(s):3566 - 3575
Cited by: Papers (23)
A statistical analysis is performed in order to investigate the relationship between wind power production and cross-border power transmission in Europe. A dataset including physical hourly cross-border power exchanges between European countries as dependent variables is used. Principal component analysis is employed in order to reduce the problem dimension. Then, nonlinear relationships between f...Show More
Impact of Wind Power Generation on European Cross-Border Power Flows
Year: 2013 | Volume: 28 | Issue: 4
Optimal Load Control via Frequency Measurement and Neighborhood Area Communication
Publication Year: 2013,Page(s):3576 - 3587
We propose a decentralized optimal load control scheme that provides contingency reserve in the presence of sudden generation drop. The scheme takes advantage of flexibility of frequency responsive loads and neighborhood area communication to solve an optimal load control problem that balances load and generation while minimizing end-use disutility of participating in load control. Local frequency...Show More
An MILP Based Formulation for Short-Term Hydro Generation Scheduling With Analysis of the Linearization Effects on Solution Feasibility
Publication Year: 2013,Page(s):3588 - 3599
Cited by: Papers (124)
Mixed integer linear programming (MILP) based formulations and solution methods for short-term hydro generation scheduling (HGS) have been widely adopted by researchers, hydropower producers, and system operators in recent years. This approach calls for the nonlinear forebay level, tailrace level, penstock loss, and hydropower production functions to be replaced with their piecewise linear approxi...Show More
Application of Novel Charged System Search With Real Number String for Distribution System Loss Minimization
Publication Year: 2013,Page(s):3600 - 3609
Cited by: Papers (23)
Distribution system reconfiguration can be achieved by changing the statuses of switches. By altering the topology of a distribution system, the real power loss can be reduced. This paper proposes a novel charged system search (CSS) algorithm, the particle moving evaluation mechanism CSS (PMEM-CSS), for determining the switching strategy in order to solve the distribution system loss minimization ...Show More
Ramps events are a significant source of uncertainty in wind power generation. Developing statistical models from historical data for wind power ramps is important for designing intelligent distribution and market mechanisms for a future electric grid. This requires robust detection schemes for identifying wind ramps in data. In this paper, we propose an optimal detection technique for identifying...Show More
A Simulation Scheme for AGC Relevant Studies
Publication Year: 2013,Page(s):3621 - 3628
Cited by: Papers (11)
Simulation scheme constructed by transient models is widely used for interconnected power system studies. However, it has shortcomings when used in automatic generation control (AGC) and AGC relevant fields. In this paper, a novel simulation scheme designed for AGC and its relevant studies is presented. The scheme uses dynamic energy balancing equation and a single central frequency as core algori...Show More
Reactive Power Handling by a Multi-Objective Teaching Learning Optimizer Based on Decomposition
Publication Year: 2013,Page(s):3629 - 3637
Cited by: Papers (25)
The teaching learning-based optimization (TLBO) is a population-based optimization algorithm suitable for solving complex problems. TLBO imitates the interaction between a teacher and her/his students. The global solution search process of this approach consists of two phases: the teacher- and the learner-phase. This paper proposes a multi-objective teaching learning algorithm based on decompositi...Show More
Determination of Power Distribution Network Configuration Using Non-Revisiting Genetic Algorithm
Publication Year: 2013,Page(s):3638 - 3648
Cited by: Papers (46)
A non-revisiting genetic algorithm (NrGA) was used to determine distribution network configuration for loss reduction. By advocating binary space partitioning (BSP) to divide the search space and employing a novel BSP tree archive to store all the solutions that have been explored before, NrGA can quickly check for revisits by communicating with BSP tree archive when a new solution is generated by...Show More
Dynamic Reactive Power Control of Islanded Microgrids
Publication Year: 2013,Page(s):3649 - 3657
Cited by: Papers (55)
Reactive power control is a fundamental issue in microgrids, especially during islanded mode operation with no support from the main grid. Lack of infinite bus, tightly coupled generation and consumption, and existence of nondispatchable intermittent renewable power sources reinforce the need for a new VVC scheme. This paper presents a new model predictive control (MPC)-based dynamic voltage and v...Show More
Decentralized Participation of Flexible Demand in Electricity Markets—Part I: Market Mechanism
Publication Year: 2013,Page(s):3658 - 3666
Cited by: Papers (147)
In the deregulated power systems setting, the realization of the significant demand flexibility potential should be coupled with its integration in electricity markets. Centralized market mechanisms raise communication, computational and privacy issues while existing dynamic pricing schemes fail to realize the actual value of demand flexibility. In this two-part paper, a novel day-ahead pool marke...Show More
Decentralized Participation of Flexible Demand in Electricity Markets—Part II: Application With Electric Vehicles and Heat Pump Systems
Dimitrios Papadaskalopoulos;Goran Strbac;Pierluigi Mancarella;Marko Aunedi;Vladimir Stanojevic
Publication Year: 2013,Page(s):3667 - 3674
Cited by: Papers (137)
Realizing the significant demand flexibility potential in deregulated power systems requires its suitable integration in electricity markets. Part I of this work has presented the theoretical, algorithmic and implementation aspects of a novel pool market mechanism achieving this goal by combining the advantages of centralized mechanisms and dynamic pricing schemes, based on Lagrangian relaxation (...Show More
Reactive Power Coordination of Shipboard Power Systems in Presence of Pulsed Loads
Publication Year: 2013,Page(s):3675 - 3682
Cited by: Papers (40)
Voltage and reactive power control is a fundamental issue in all-electric shipboard power systems (SPS). However, coordination between generation and propulsion management to match reactive power is poor in current SPS designs. This paper presents a new model predictive control based dynamic Volt/Var control scheme to control the voltage in the system. This method uses a dynamic model of the sourc...Show More
An Enhanced Screening Curves Method for Considering Thermal Cycling Operation Costs in Generation Expansion Planning
Publication Year: 2013,Page(s):3683 - 3691
Cited by: Papers (61)
Generation capacity expansion trends have clearly evolved in the last decades. In the present context, renewable generation technologies are expected to reach large penetration levels. Among other effects, these technologies are changing the scheduling regime (and thus the unit-commitment costs) of the rest of the generating facilities, increasing for instance the need of cycling conventional ther...Show More
Transmission and Generation Expansion to Mitigate Seismic Risk
Natalia. R Romero;Linda. K. Nozick;Ian. D. Dobson;Ningxiong. Xu;Dean. A. Jones
Publication Year: 2013,Page(s):3692 - 3701
Cited by: Papers (72)
This paper develops a two-stage stochastic program and solution procedure to optimize the selection of capacity enhancement strategies to increase the resilience of electric power systems to earthquakes. The model explicitly considers the range of earthquake events that are possible and, for each, an approximation of the distribution of damage to be experienced. This is important because electric ...Show More
Real-Time Monitoring of Short-Term Voltage Stability Using PMU Data
Sambarta Dasgupta;Magesh Paramasivam;Umesh Vaidya;Venkataramana Ajjarapu
Publication Year: 2013,Page(s):3702 - 3711
We develop a model-free approach for the short-term voltage stability monitoring of a power system. Finite time Lyapunov exponents are used as the certificate of stability. The time-series voltage data from phasor measurement units (PMU) are used to compute the Lyapunov exponent to predict voltage stability in real time. Issues related to practical implementation of the proposed method, such as ph...Show More
Probabilistic Analysis of Small-Signal Rotor Angle/Voltage Stability of Large-Scale AC/DC Power Systems as Affected by Grid-Connected Offshore Wind Generation
Publication Year: 2013,Page(s):3712 - 3719
Cited by: Papers (57)
This paper investigates the probabilistic small-signal rotor angle/voltage stability of an AC/DC power system to which offshore wind generation is connected through a multi-terminal HVDC (MTDC) network. The paper applies an analytical method based on multi-point linearization to improve the accuracy of assessment of system probabilistic stability. It proposes to examine the probabilistic small-sig...Show More
Global Optimization of Non-Convex Hydro-Thermal Coordination Based on Semidefinite Programming
Publication Year: 2013,Page(s):3720 - 3728
Cited by: Papers (26)
In order to reduce the fuel cost of thermal units, a semidefinite programming (SDP) method is used to solve a hydrothermal coordination (HTC) optimization problem. By manipulating the structure of decision variable matrix, the original nonconvex problem is reformulated into a convex SDP relaxation model without sacrificing the nonlinear relation among hydropower generation, reservoir storage volum...Show More
Convergence Property of the Measurement Gross Error Correction in Power System State Estimation, Using Geometrical Background
Publication Year: 2013,Page(s):3729 - 3736
Cited by: Papers (35)
In this paper it is shown that once the measurements with gross errors are detected and identified, the geometrical approach to recover gross errors in power system state estimation, as we have previously proposed, is a convergent process. For the purpose of correcting the measurement gross errors, the measurement residuals are computed, and then the measurement gross errors are composed. For the ...Show More
Modeling Market Power by Natural Gas Producers and Its Impact on the Power System
Publication Year: 2013,Page(s):3737 - 3746
Cited by: Papers (31)
Strategic behavior by natural gas producers may influence the operation as well as the development of an electricity system. Within this paper a computational game theoretic investment model is presented which allows assessing market power by natural gas producers and its effects on the electricity market under consideration of emission markets. The model is formulated as a mixed complementarity p...Show More
Modeling Market Power by Natural Gas Producers and Its Impact on the Power System
Year: 2013 | Volume: 28 | Issue: 4
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