Results 41 to 50 of about 177,209 (302)

Power system monitoring and source control of the Space Station Freedom DC power system testbed [PDF]

open access: yes
Unlike a terrestrial electric utility which can purchase power from a neighboring utility, the Space Station Freedom (SSF) has strictly limited energy resources; as a result, source control, system monitoring, system protection, and load management are ...
Baez, Anastacio N., Kimnach, Greg L.
core   +2 more sources

Topology assessment for 3 + 3 terminal offshore DC grid considering DC fault management [PDF]

open access: yes, 2014
Peer ...
Jovcic, Dragan   +3 more
core   +1 more source

Difference analysis of dissolved gas in natural ester insulating fluids under typical electrical and thermal faults: An experimental study

open access: yesHigh Voltage, 2023
Natural ester insulating oil is widely used in transformers due to its good fire resistance and biodegradability. It is mainly composed of triglycerides, and there are some differences in fatty acid composition and content among natural esters. Therefore,
Yadong Xing   +5 more
doaj   +1 more source

Modeling Fault Propagation Paths in Power Systems: A New Framework Based on Event SNP Systems With Neurotransmitter Concentration [PDF]

open access: yes, 2019
To reveal fault propagation paths is one of the most critical studies for the analysis of power system security; however, it is rather dif cult. This paper proposes a new framework for the fault propagation path modeling method of power systems based ...
Huang, Tao   +6 more
core   +2 more sources

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

System-level key performance indicators for building performance evaluation [PDF]

open access: yes, 2020
Quantifying building energy performance through the development and use of key performance indicators (KPIs) is an essential step in achieving energy saving goals in both new and existing buildings. Current methods used to evaluate improvements, however,
Hong, T, Lee, SH, Li, H, Sofos, M
core  

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

A Fault Detection Method for Photovoltaic Systems Based on Voltage and Current Observation and Evaluation

open access: yesEnergies, 2019
Photovoltaic (PV) power generation systems work chronically in various climatic outdoor conditions, therefore, faults may occur within the PV arrays in PV systems.
Tingting Pei, Xiaohong Hao
doaj   +1 more source

Multiple ETS family transcription factors bind mutant p53 via distinct interaction regions

open access: yesFEBS Letters, EarlyView.
Mutant p53 gain‐of‐function is thought to be mediated by interaction with other transcription factors. We identify multiple ETS transcription factors that can bind mutant p53 and found that this interaction can be promoted by a PXXPP motif. ETS proteins that strongly bound mutant p53 were upregulated in ovarian cancer compared to ETS proteins that ...
Stephanie A. Metcalf   +6 more
wiley   +1 more source

A risk uncertainty–based flexible dispatch method for pumped storage under extreme weather

open access: yesIET Renewable Power Generation
The large‐scale integration of renewable energy into new power systems presents significant challenges in terms of controllability and predictability due to its inherent randomness and volatility. The uncontrollability is further compounded by the sudden
Miaoyong Feng   +6 more
doaj   +1 more source

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