Results 51 to 60 of about 225,224 (188)

TEST: A Tropic, Embodied, and Situated Theory of Cognition [PDF]

open access: yes, 2013
TEST is a novel taxonomy of knowledge representations based on three distinct hierarchically organized representational features: Tropism, Embodiment, and Situatedness.
Fischer, Martin   +3 more
core   +1 more source

A fault line selection method of small current grounding system based on wavelet de-noising and improved RBF neural network

open access: yesGong-kuang zidonghua, 2014
The paper proposed a fault line selection method of small current grounding system based on wavelet de-noising and improved RBF neural network. Fault information matrix is obtained after normalization processing for maximum of absolute value of de-noised
WANG Xiaowei   +3 more
doaj   +1 more source

A Review of Fault Location Methods for Small Current Grounding Systems

open access: yesIOP Conference Series: Materials Science and Engineering, 2019
Abstract Small current grounding system is mainly used in China’s distribution network. When single-phase grounding fault occurs in the distribution network, it is important to quickly and accurately select the fault line and locate the fault section to ensure the safe and stable operation of the system. In this paper, the fault location
Jiapei Li   +5 more
openaire   +1 more source

Integration and Conventional Systems at STAR

open access: yes, 2002
At the beginning of the design and construction of the STAR Detector, the collaboration assigned a team of physicists and engineers the responsibility of coordinating the construction of the detector.
Ackerman   +9 more
core   +4 more sources

Simulation Analysis of Single-phase Grounding Fault of Resonant Grounding System

open access: yesGong-kuang zidonghua, 2012
For problem of difficult line selection caused by small current of fault line with uncertain direction when single-phase grounding fault happens in resonant grounding system, the paper theoretically analyzed change law of zero-sequence voltage and zero ...
LI Hui, TANG Yi, SUN Chang-qing
doaj  

PERATION PECULIARITIES OF SINGLE-WIRE HIGH FREQUENCY POWER TRANSMISSION LINES

open access: yesСельскохозяйственные машины и технологии, 2017
Increasing efficiency of power transmission lines is an important factor for providing agricultural objects with electric power. During the development power transmission systems, lines direct current, lines alternating voltage of industrial frequency ...
L. Yu. Yuferev
doaj   +1 more source

Sub-electron Charge Relaxation via 2D Hopping Conductors

open access: yes, 2006
We have extended Monte Carlo simulations of hopping transport in completely disordered 2D conductors to the process of external charge relaxation. In this situation, a conductor of area $L \times W$ shunts an external capacitor $C$ with initial charge ...
Adkins C J   +22 more
core   +1 more source

Agent-based modeling: a systematic assessment of use cases and requirements for enhancing pharmaceutical research and development productivity. [PDF]

open access: yes, 2013
A crisis continues to brew within the pharmaceutical research and development (R&D) enterprise: productivity continues declining as costs rise, despite ongoing, often dramatic scientific and technical advances. To reverse this trend, we offer various
Hunt, C. Anthony   +4 more
core   +2 more sources

Single-Pole High-Resistance Grounding Protection for DC Distribution Lines Based on Current Integral Quantity Correlation

open access: yesZhongguo dianli
When a single-pole high-resistance grounding fault occurs in a DC distribution system, the transient current amplitude is small and the fault characteristics are weak, making it hard for the existing protection methods to provide reliable protection for ...
Xingquan JI   +6 more
doaj   +1 more source

Effectively Solving NP-SPEC Encodings by Translation to ASP [PDF]

open access: yes, 2015
NP-SPEC is a language for specifying problems in NP in a declarative way. Despite the fact that the semantics of the language was given by referring to Datalog with circumscription, which is very close to ASP, so far the only existing implementations are
Drescher C.   +3 more
core   +1 more source

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