Results 41 to 50 of about 424,706 (342)

Coordinated voltage control of active distribution networks with photovoltaic and power to hydrogen

open access: yesIET Energy Systems Integration, 2023
The rapid increase of photovoltaic (PV) penetration in active distribution networks (ADN) is posing great challenges to traditional voltage control schemes.
Yongxiang Zhang   +5 more
doaj   +1 more source

Injection Harmonic Current Differential Protection Based on Control-Protection Synergy for Distribution Networks with IBDGs

open access: yesApplied Sciences, 2023
The high penetration of inverter-based distributed generations (IBDGs) leads to traditional distribution networks’ complex and variable fault characteristics.
Chengao Yu   +3 more
doaj   +1 more source

PARP inhibitors elicit distinct transcriptional programs in homologous recombination competent castration‐resistant prostate cancer

open access: yesMolecular Oncology, EarlyView.
PARP inhibitors are used to treat a small subset of prostate cancer patients. These studies reveal that PARP1 activity and expression are different between European American and African American prostate cancer tissue samples. Additionally, different PARP inhibitors cause unique and overlapping transcriptional changes, notably, p53 pathway upregulation.
Moriah L. Cunningham   +21 more
wiley   +1 more source

Coordinated Restoration of Microgrids and Generation Units for Resilience Enhancement of Urban Power Grids

open access: yesJournal of Electrical and Computer Engineering
During the urban power grid (UPG) restoration process after a major power outage, unit restoration may be delayed due to the shortage of black-start resources.
Xinrui Wang   +3 more
doaj   +1 more source

Outlier detection method based on K-means

open access: yesDianzi Jishu Yingyong
In industry, electric power, transportation and other fields, anomalies are often the precursors of problems or failures in the system. Through anomaly identification techniques, system abnormal behavior can be detected in time to prevent or quickly ...
Liu Daojun   +3 more
doaj   +1 more source

Fault Tracking Method for Relay Protection Devices

open access: yesEnergies, 2021
A method of fault tracking for relay protection devices is presented in this paper. Fault tracking means that after the failure of relay protection devices, the anomalies and warning information are obtained through data-mining technology, and then, the ...
Qing Chen   +3 more
doaj   +1 more source

Application of pattern search method to power system valve-point economic load dispatch

open access: yes, 2007
Direct search (DS) methods are evolutionary algorithms used to solve constrained optimization problems. DS methods do not require any information about the gradient of the objective function at hand, while searching for an optimum solution.
AL-Othman, A.K.   +2 more
core   +1 more source

A new approach to secure economic power dispatch [PDF]

open access: yes, 1998
This article presents a new nonlinear convex network flow programming model and algorithm for solving the on-line economic power dispatch with N and N−1 security.
Irving, MR, Xu, GY, Zhu, JZ
core   +1 more source

Characterizing the salivary RNA landscape to identify potential diagnostic, prognostic, and follow‐up biomarkers for breast cancer

open access: yesMolecular Oncology, EarlyView.
This study explores salivary RNA for breast cancer (BC) diagnosis, prognosis, and follow‐up. High‐throughput RNA sequencing identified distinct salivary RNA signatures, including novel transcripts, that differentiate BC from healthy controls, characterize histological and molecular subtypes, and indicate lymph node involvement.
Nicholas Rajan   +9 more
wiley   +1 more source

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