Results 21 to 30 of about 2,340 (175)
With the modernization of power grids, the network optimal utilization is essential to ensure that voltage profile at each bus is maintained within an acceptable range, voltage stability of the system is enhanced, power losses in lines are minimized ...
Bazilah Ismail +5 more
doaj +1 more source
Aggregated effect of demand response on performance of future grid scenarios [PDF]
Session 32 - Future power system infrastructure: no. 459750Conference Theme: Towards Future Power Systems and Emerging TechnologiesThe existing future grid (FG) feasibility studies have mostly considered simple balancing, but largely neglected network ...
Hill, DJ, Marzooghi, H, Verbic, G
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Recent Advances in Computational Methods for the Power Flow Equations [PDF]
The power flow equations are at the core of most of the computations for designing and operating electric power systems. The power flow equations are a system of multivariate nonlinear equations which relate the power injections and voltages in a power ...
Mehta, Dhagash +2 more
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This paper addresses the challenge of restoring electrical service in distribution systems (DS) under contingency scenarios using a genetic algorithm (GA) implemented in MATLAB.
Jorge Muñoz +3 more
doaj +1 more source
Long-Term Voltage Stability Assessment of an Integrated Transmission Distribution System
Long-term voltage stability assessment (VSA) of independent transmission (T-VSA) and distribution (D-VSA)systems have been studied since long to estimate load margins. However, their impacts on each other have been neglected due to simplified assumptions
Ajjarapu, Venkataramana, Singhal, Ankit
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Loadability increase in radial transmission lines through reactive power injection
This paper investigates the loadability increase that can be obtained in radial transmission lines by means of a synchronous condenser connected at the receiving end of the line. In this configuration, the reactive power reserve at the receiving node can be used (at least in the best part) to control the reactive power flow in the radial line. This way,
LAURIA, DAVIDE, Quaia, S.
openaire +3 more sources
Critical analysis of line loadability constraints
This paper develops a critical analysis of the constraints that influence the loadability curves of overhead transmission lines (OHLs). The constraints considered are: conductor thermal limit, allowed voltage drop (or voltage quality limit), steady-state (or angle) stability margin, voltage stability margin and Joule losses limit.
openaire +2 more sources
Nonlinear finite element analysis of reinforced concrete beams strengthened with textile fine grained mortar [PDF]
Nowadays, there was an increasing need of repairing and upgrading the reinforced concrete (RC) structure due to the deterioration of the structure. The fibre reinforced polymer (FRP) was commonly used for structural retrofitting purposes.
Abdul Hamid, Noor Azlina +4 more
core
Branch Flow Model: Relaxations and Convexification—Part II [PDF]
We propose a branch flow model for the analysis and optimization of mesh as well as radial networks. The model leads to a new approach to solving optimal power flow (OPF) that consists of two relaxation steps.
Farivar, Masoud, Low, Steven H.
core +7 more sources
Optimal Investment on Series FACTS Devices Considering Contingencies
Series FACTS devices are capable of relieving congestion and reducing generation costs in the power system. This paper proposes a planning model to optimally allocate TCSCs in the transmission network considering the base case and $N-1$ contingencies. We
Dimitrovski, Aleksandar +2 more
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