Results 61 to 70 of about 12,066,635 (273)

Development and Evaluation of Steel Component Coatings for Substations/Converter Stations with Both Fire and Corrosion Prevention Functions

open access: yesFire
There are a large number of steel components in substations/converter stations whose performance is seriously affected by being exposed to environmental corrosion and fire, endangering the operation of the substation/converter station.
Yu Liu   +4 more
doaj   +1 more source

Optimal Allocation of Fire Extinguishing Equipment for a Power Grid Under Widespread Fire Disasters

open access: yesIEEE Access, 2018
Widespread fire disasters always occur in several concentrated short periods. A large range of fire disasters can cause the tripping of dozens of transmission lines simultaneously, posing a serious threat to safe operation of the power grid.
Jiazheng Lu   +3 more
doaj   +1 more source

Research on Wind Load Calculation Based on Identical Guarantee Rate Method

open access: yesShock and Vibration, 2021
Wind load on building surface is one of the main loads for structural design; scholars in this field have put forward some methods to calculate wind load, such as Simiu method and Kasperski method.
Tao Ye   +3 more
doaj   +1 more source

openVFIFE: An Object-Oriented Structure Analysis Platform Based on Vector Form Intrinsic Finite Element Method

open access: yesBuildings, 2021
The vector form intrinsic finite (VFIFE) method is a new and promising structural analysis technique that has many advantages as compared with the conventional finite element method (FEM) in analyzing the complex behaviors of a structure.
Biao Tan   +4 more
doaj   +1 more source

Smart Reduction [PDF]

open access: yes, 2011
Compositional aggregation is a technique to palliate state explosion — the phenomenon that the behaviour graph of a parallel composition of asynchronous processes grows exponentially with the number of processes — which is the main drawback of explicit-state verification.
Crouzen, Pepijn, Lang, Frédéric
openaire   +5 more sources

“We’ve Been Researched to Death”: Exploring the Research Experiences of Urban Indigenous Peoples in Vancouver, Canada

open access: yesInternational Indigenous Policy Journal, 2018
The belief among many Indigenous Peoples of being over-researched, often through questionable research practices, has generated mistrust towards researchers.
Ashley Goodman   +4 more
doaj   +1 more source

DIMENSIONAL REDUCTION [PDF]

open access: yesModern Physics Letters A, 1999
Using an octonionic formalism, we introduce a new mechanism for reducing ten space–time dimensions to four without compactification. Applying this mechanism to the free, ten-dimensional, massless (momentum space) Dirac equation results in a particle spectrum consisting of exactly three generations.
Tevian Dray, Corinne A. Manogue
openaire   +2 more sources

Dimensionality Reduction Mappings [PDF]

open access: yes, 2011
A wealth of powerful dimensionality reduction methods has been established which can be used for data visualization and preprocessing. These are accompanied by formal evaluation schemes, which allow a quantitative evaluation along general principles and ...
Biehl, Michael   +3 more
core   +2 more sources

Connections under Symplectic Reduction [PDF]

open access: yesarXiv, 2000
In this note we give conditions which ensure the reduction of a symplectic connection in the process of a Marsden-Weinstein reduction and of the reduction of a presymplectic manifold.
arxiv  

Low-Harmonic DC Ice-Melting Device Capable of Simultaneous Reactive Power Compensation

open access: yesEnergies, 2018
As a result of the high efficiency of ice-melting and the small power supply capacity, DC ice-melting devices are widely used in relation to transmission lines in the power grid.
Jiazheng Lu   +7 more
doaj   +1 more source

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