Results 61 to 70 of about 6,068 (215)

Small signal stability constrained optimal power flow model based on trajectory optimization

open access: yesEnergy Reports, 2023
The essence of traditional power system’s small signal stability analysis model using the eigenvalue analysis method is to analyze the time-invariant system obtained after the approximate linearization of the system, because it only considers the ...
Peijie Li   +3 more
doaj   +1 more source

Residential child care qualifications audit 2007 [PDF]

open access: yes, 2007
In recent years there has been a drive to develop a fully qualified residential child care sector in Scotland. In 2003 the Scottish Social Services Council (SSSC) announced the baseline qualifications for residential child care staff and set down a ...
Anderson, Maureen   +4 more
core  

Value‐Based Reinforcement Learning for Inter‐Area Oscillations Mitigation in PV‐Integrated Power Systems

open access: yesIET Generation, Transmission &Distribution, Volume 20, Issue 1, January/December 2026.
Enhanced critic‐only DQN with smoothing enables continuous SVC control for damping inter‐area oscillations. The state selection via participation and residue analysis captures critical key modes. Orthogonal array efficiently tunes hyperparameters with low cost.
Gunawan Dewantoro   +3 more
wiley   +1 more source

Performance Analysis for Control of A Unified Power Flow Controller (UPFC) Using MATLAB Simulink [PDF]

open access: yesE3S Web of Conferences
The long transmission system is required to transfer generated power to distribution system. Hence, maximum power transfer devices with flexible operation are essential in transmission system. Thus, it is necessary to add Flexible AC Transmission System (
Suresh Kumar A.   +5 more
doaj   +1 more source

The times they are a changing - post qualifying training needs of social work managers [PDF]

open access: yes, 2008
The article will focus on the changing role of social work managers in the light of recent legislation and policy; the integration agenda; the changing relationship between statutory and voluntary agencies; and the rising expectations of service users ...
University of Strathclyde   +1 more
core   +1 more source

SSR mitigation with SSSC thanks to fuzzy control

open access: yesTURKISH JOURNAL OF ELECTRICAL ENGINEERING & COMPUTER SCIENCES, 2013
This paper deals with the capability of a static synchronous series compensator (SSSC) to attenuate the subsynchronous resonance (SSR). Two well-known controllers are designed, namely a conventional damping controller (CDC) and fuzzy logic damping controller (FLDC).
Seyed Mohammad Hassan HOSSEINI   +3 more
openaire   +1 more source

Scrotal squamous cell carcinoma: Two HPV‐negative cases with probable UV‐ induced pathogenesis

open access: yes
JDDG: Journal der Deutschen Dermatologischen Gesellschaft, EarlyView.
Daniel Craus   +7 more
wiley   +1 more source

Optimal Placement and Sizing of Series and Shunt Compensation for Improving Power Systems Operation

open access: yesInternational Journal of Energy Research, Volume 2026, Issue 1, 2026.
Power systems are complex, and power demand has constantly increased over time. Moreover, power transmission systems have a limited capacity, causing the increase in demand to be difficult to accommodate. Additional system requirements include maintaining voltages within specific values and limiting voltage drop in the lines to ensure voltage stability,
Yazan Yassin, Ayman Faza, Arnab Biswas
wiley   +1 more source

Comparison of Three Optimization Algorithms for Designing a Robust Power System With an Advanced Heffron–Phillips Model

open access: yesJournal of Electrical and Computer Engineering, Volume 2026, Issue 1, 2026.
Low‐frequency oscillations are created in the power system due to the interconnection of large electric networks with weak tie‐lines, heavy power exchanges, and sudden changes in load demand and generation, which must be damped quickly for stability.
Niharika Agrawal   +2 more
wiley   +1 more source

Semi-Streaming Set Cover

open access: yes, 2014
This paper studies the set cover problem under the semi-streaming model. The underlying set system is formalized in terms of a hypergraph $G = (V, E)$ whose edges arrive one-by-one and the goal is to construct an edge cover $F \subseteq E$ with the ...
A. McGregor   +9 more
core   +1 more source

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