Results 21 to 30 of about 2,151,961 (284)

Field Exploration and Analysis of Power Grid Side Battery Energy Storage System

open access: yesIEEE Access, 2021
Emergency control system is the combination of power grid side Battery Energy Storage System (BESS) and Precise Load Shedding Control System (PLSCS). It can provide an emergency support operation of power grid.
Tipan Gao   +6 more
doaj   +1 more source

Multiagent based fault localisation and service restoration in Tanzanian secondary distribution network

open access: yesCogent Engineering, 2021
Fault Localisation and Service Restoration (FLSR) is a fundamental function during the distribution system’s fault management process for improved service reliability and resilience.
Rukia J. Mwifunyi   +2 more
doaj   +1 more source

Real-Time Demand Response Strategy of Temperature-Controlled Load for High Elastic Distribution Network

open access: yesIEEE Access, 2021
With the development of distribution network, high elastic distribution system with multiple integration needs more response resources from the user-side to participate in the more flexible distribution network interaction.
Zhiqing Sun   +5 more
doaj   +1 more source

Study on Emergency Load Shedding Based on Frequency and Voltage Stability

open access: yesInternational Journal of Control and Automation, 2014
Under frequency load shedding is widely used under emergency situations in the power system. It significantly ensures frequency stability of power system by dropping excessive loads at certain places. In order to improve the traditional UFLS schemes, the rate of frequency change is taken into consideration when calculating the quantity of active power ...
Zhichao Zhang, Zengping Wang, Panyu Fang
openaire   +1 more source

Correlates of HIV-1 genital shedding in Tanzanian women. [PDF]

open access: yes, 2011
BACKGROUND: Understanding the correlates of HIV shedding is important to inform strategies to reduce HIV infectiousness. We examined correlates of genital HIV-1 RNA in women who were seropositive for both herpes simplex virus (HSV)-2 and HIV-1 and who ...
Clare Tanton   +35 more
core   +1 more source

Effect of genital herpes on cervicovaginal HIV shedding in women co-infected with HIV AND HSV-2 in Tanzania. [PDF]

open access: yes, 2013
To compare the presence and quantity of cervicovaginal HIV among HIV seropositive women with clinical herpes, subclinical HSV-2 infection and without HSV-2 infection respectively; to evaluate the association between cervicovaginal HIV and HSV shedding ...
Riedner, Gabriele   +32 more
core   +1 more source

Online Vulnerability Assessment in Cascading Failure Analysis Using an Intelligence Monitoring Model [PDF]

open access: yesمجله مدل سازی در مهندسی
Today, the Special Protection Scheme usage has been proposed as an effective and efficient strategy to reduce the impact of disturbance and avoid the occurrence of blackouts of the transmission network, which has different tasks.
Saber Armaghani, Zahra Moravej
doaj   +1 more source

Optimization Method for Multiple Measures to Mitigate Line Overloads in Power Systems

open access: yesEnergies, 2021
Line overload is one of the important causal factors of cascading failures and blackouts in power systems. An optimization method for protection and control measures to mitigate line overloads is proposed in this study.
Jinghan He, Ninghui Han, Ziqi Wang
doaj   +1 more source

Research on Market Mechanism Design of Emergency Generator Tripping and Load Shedding Ancillary Services [PDF]

open access: yesDianli jianshe
[Objective] To ensure the operation stability and economic requirements of the power grid under large disturbances and to incentivize market participants to engage in system protection,this paper proposes a market mechanism for emergency generator ...
DAI Jiang, WANG Shuo, ZHAO Jinquan
doaj   +1 more source

A two-layer emergency load shedding control strategy for power systems with high-penetration distributed photovoltaics

open access: yesInternational Journal of Electrical Power & Energy Systems
With the increasing penetration of distributed photovoltaic (PV) generation in power systems, conventional emergency load shedding strategies may inadvertently trip distributed generation, thereby increasing control losses, inducing PV disconnection, and
Fang Shi   +5 more
doaj   +1 more source

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