Results 331 to 340 of about 14,952,911 (382)
Some of the next articles are maybe not open access.
IEEE Transactions on Power Systems, 2019
Accurate power flow analysis is essential to system operators for planning, design, analysis, and control of power networks. The accuracy of power flow analysis can be increased significantly by including the weather-dependent characteristics of the ...
Arif Ahmed, F. S. McFadden, R. Rayudu
semanticscholar +1 more source
Accurate power flow analysis is essential to system operators for planning, design, analysis, and control of power networks. The accuracy of power flow analysis can be increased significantly by including the weather-dependent characteristics of the ...
Arif Ahmed, F. S. McFadden, R. Rayudu
semanticscholar +1 more source
Linear power flow formulation for low-voltage DC power grids
Electric power systems research, 2018This paper presents a reformulation of the power flow problem in low-voltage dc (LVDC) power grids via Taylor's series expansion. The solution of the original nonlinear quadratic model is achieved with this proposed formulation with minimal error when ...
O. Montoya +4 more
semanticscholar +1 more source
The Journal of the Acoustical Society of America, 2012
To understand sound-intensity measurement, it should be realized that sound intensity is sound-power flow per unit area in the direction of sound propagation. Sound intensity can be measured in fluids such as air or water. Generally measurements cannot be made inside a solid.
openaire +1 more source
To understand sound-intensity measurement, it should be realized that sound intensity is sound-power flow per unit area in the direction of sound propagation. Sound intensity can be measured in fluids such as air or water. Generally measurements cannot be made inside a solid.
openaire +1 more source
2011
The objectives of this chapter are Studying the load flow problem and representing the difference between the conventional load flow and the optimal load flow (OPF) problem Introducing the different states used in formulating the OPF Studying the multiobjective optimal power flow problem Introducing the particle swarm optimization algorithm as a tool ...
Soliman Abdel-Hady Soliman +1 more
openaire +1 more source
The objectives of this chapter are Studying the load flow problem and representing the difference between the conventional load flow and the optimal load flow (OPF) problem Introducing the different states used in formulating the OPF Studying the multiobjective optimal power flow problem Introducing the particle swarm optimization algorithm as a tool ...
Soliman Abdel-Hady Soliman +1 more
openaire +1 more source
2015
Models of the individual components of the electric power system are described in Part I. The purpose of this chapter is to study mathematical relations between individual components to develop a model for the overall power system network, which is made of an interconnection of the various components.
openaire +1 more source
Models of the individual components of the electric power system are described in Part I. The purpose of this chapter is to study mathematical relations between individual components to develop a model for the overall power system network, which is made of an interconnection of the various components.
openaire +1 more source
2010
This chapter describes the power flow analysis from both analytic and algorithmic viewpoints. Section 4.1 introduces the power flow problem through a simple example and clarifies the differences between power flow and circuit analysis. Section 4.2 provides a taxonomy of the power flow problem, while Section 4.3 presents the standard power flow ...
openaire +1 more source
This chapter describes the power flow analysis from both analytic and algorithmic viewpoints. Section 4.1 introduces the power flow problem through a simple example and clarifies the differences between power flow and circuit analysis. Section 4.2 provides a taxonomy of the power flow problem, while Section 4.3 presents the standard power flow ...
openaire +1 more source
1988
In the basic load flow problem, the so-called control variables are specified, permitting the feasibility of solution. We recall that the control variables consist of real power generation at all generation busses except the slack bus, and voltage magnitudes at all generation busses. The specification of these control variables is not arbitrary.
openaire +1 more source
In the basic load flow problem, the so-called control variables are specified, permitting the feasibility of solution. We recall that the control variables consist of real power generation at all generation busses except the slack bus, and voltage magnitudes at all generation busses. The specification of these control variables is not arbitrary.
openaire +1 more source
2010
This chapter describes topological elements as well as standard shunt (i.e., connected to a single bus) devices for power flow analysis. The most important topological element is the bus, while standard devices are constant υΘ generators, PV generators, PQ generators, PQ loads and constant and switched shunt admittances.
openaire +1 more source
This chapter describes topological elements as well as standard shunt (i.e., connected to a single bus) devices for power flow analysis. The most important topological element is the bus, while standard devices are constant υΘ generators, PV generators, PQ generators, PQ loads and constant and switched shunt admittances.
openaire +1 more source
Heteropoly acid negolytes for high-power-density aqueous redox flow batteries at low temperatures
Nature Energy, 2022Zengyue Wang, Nien-Chu Lai, Qingli Zou
exaly