Results 51 to 60 of about 852,682 (330)

Research on the Weak-Bus Voltage Support Effect of Energy Storage Type Intelligent Soft Open Point

open access: yesEnergies
With the integration of a high proportion of distributed generators (DGs), the imbalance between source and load power intensifies, causing the distribution grid to become ‘weak’ during certain periods, which can easily lead to voltage over-limit for the
Tao Yan, Teng Li, Zerong Liang
doaj   +1 more source

Data-Driven Diagnostics of Mechanism and Source of Sustained Oscillations [PDF]

open access: yes, 2015
Sustained oscillations observed in power systems can damage equipment, degrade the power quality and increase the risks of cascading blackouts. There are several mechanisms that can give rise to oscillations, each requiring different countermeasure to ...
Turitsyn, Konstantin, Wang, Xiaozhe
core   +1 more source

Cognitive Functioning in Vorinostat‐Treated Pediatric and Young Adult Patients Over the First 180 Days After Hematopoietic Stem Cell Transplant

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Purpose Cognitive and psychological difficulties could negatively interfere with treatment adherence and quality of life before and after hematopoietic stem cell transplant (HSCT). Methods to mitigate these changes may have positive effects on treatment success.
Kristen L. Votruba   +11 more
wiley   +1 more source

A Vector-Controlled Distributed Generator Model for a Power Flow Based on a Three-Phase Current Injection Method

open access: yesEnergies, 2013
This paper proposes a vector-controlled distributed generator (DG) model for a power flow based on a three-phase current injection method (TCIM). In order to represent the DG models in the power flow, steady-state phase current output equations are ...
Seon-Ju Ahn   +2 more
doaj   +1 more source

SVR Data-Driven Optimization of Generator Leading Phase Operation Limit

open access: yesZhongguo dianli, 2021
In view of the difficulty in modeling the mechanism caused by the complex and strong coupling nonlinearities between the multiple variables in the limiting conditions of leading phase operation, a novel method is proposed in this paper to optimize the ...
Dengfeng LI   +5 more
doaj   +1 more source

Reactive Power Control for Distributed Generation Power Plants to Comply With Voltage Limits During Grid Faults [PDF]

open access: yesIEEE Transactions on Power Electronics, 2014
Grid faults are one of the most severe problems for network operation. Distributed generation power plants can help to mitigate the adverse effects of these perturbations by injecting reactive power during the sag and the post-fault operation. Thus, the risk of cascade disconnection and voltage collapse can be reduced.
Camacho Santiago, Antonio   +4 more
openaire   +3 more sources

The North Carolina Racial Justice Act: An Essay on Substantive and Procedural Fairness in Death Penalty Litigation [PDF]

open access: yes, 2012
Long term supporting schemes for photovoltaic (PV) system installation have led to accommodating large numbers of PV systems within load pockets in distribution grids.
Vidmar, Neil
core   +1 more source

Voltage Multistability and Pulse Emergency Control for Distribution System with Power Flow Reversal [PDF]

open access: yes, 2015
High levels of penetration of distributed generation and aggressive reactive power compensation may result in the reversal of power flows in future distribution grids.
Nguyen, Hung D., Turitsyn, Konstantin
core   +2 more sources

Novel Genetic Risk Factor Identified for L‐Asparaginase‐Induced Pancreatitis in Pediatric Patients With Cancer

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background L‐asparaginase is a critical component in treatment protocols for pediatric acute lymphoblastic leukemia. Acute pancreatitis reactions can necessitate delays and, in some cases, discontinuation of L‐asparaginase, which compromises outcomes.
Edward J. Raack   +39 more
wiley   +1 more source

Research on Source-Network Coordination Voltage Control Strategy of Photovoltaic Power Plant Considering the Stability of Inverter Port Voltage [PDF]

open access: yesE3S Web of Conferences, 2020
At present, the reactive power distribution method considering the reactive power adjustment capacity of the inverter in the photovoltaic (PV) power plant will lead to the output voltage of the inverter exceeding the limit. In particular, the PV inverter
Ma Jinhui   +5 more
doaj   +1 more source

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