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A Grid Code for Rwanda

22nd International Conference and Exhibition on Electricity Distribution (CIRED 2013), 2013
Parsons Brinckerhoff Africa (PB) in association with ACE Energy and PPA Energy was contracted by the Government of Rwanda (GOR) through the Ministry of Infrastructure (MININFRA) in Rwanda to formulate a National Electricity Grid Code (`Grid Code') for Rwanda.
P. Tuson, M. Roos, J. Wright, G. Chown
openaire   +1 more source

X-ray tomography by grid coding

Applied Optics, 1980
Three-dimensional objects are coded using a crossbar grid by an array of simultaneously flashed x-ray tubes. This is a new version of flashing tomosynthesis. The technique is experimentally tested using radiographs of a heart phantom.
E, Klotz, U, Tiemens, H, Weiss
openaire   +2 more sources

A Grid Version of the Fusion Code FAFNER

2010 18th Euromicro Conference on Parallel, Distributed and Network-based Processing, 2010
FAFNER is code developed by Lister which simulates by Monte Carlo methods the Neutral Beam Injection (NBI) technology, one of the most extended heating methods for fusion devices. To the date, FAFNER has been usually run at CIEMAT adapted to the TJ-II helical axis stellarator on shared memory Cray architecture machines.
Manuel Aurelio Rodriguez Pascual   +5 more
openaire   +1 more source

GRID codes

ACM Transactions on Storage, 2009
As storage systems grow in size and complexity, they are increasingly confronted with concurrent disk failures together with multiple unrecoverable sector errors. To ensure high data reliability and availability, erasure codes with high fault tolerance are required.
Mingqiang Li, Jiwu Shu, Weimin Zheng
openaire   +1 more source

The Cactus Code: a problem solving environment for the grid

Proceedings the Ninth International Symposium on High-Performance Distributed Computing, 2002
Cactus is an open source problem solving environment designed for scientists and engineers. Its modular structure facilitates parallel computation across different architectures and collaborative code development between different groups. The Cactus Code originated in the academic research community, where it has been developed and used over many years
Gabrielle Allen   +8 more
openaire   +2 more sources

Bounds for Codes Identifying Vertices in the Hexagonal Grid

SIAM Journal on Discrete Mathematics, 2000
In an undirected graph \(G=(V,E)\), a subset \(C\) of \(V\) is called an identifying code of the sets \(B_1(v)\cap C\) consisting of all elements of \(C\) within distance one from the vertex \(v\) if these sets are nonempty and different. The authors take as \(G\) the infinite hexagonal grid graph and show that the density of any identifying code is at
Gérard D. Cohen   +3 more
openaire   +2 more sources

Grid Codes: Goals and Challenges

2014
Electric power has always been one of the driving forces for progress in human life. This has popularized electric energy as the most utilized form of energy. However, dispersed locations of energy resources and continuously increasing demand of electricity have led to a large electric power transmission network across the landscape.
Pradeep Kumar, Asheesh K. Singh
openaire   +1 more source

Network Coding Protocols for Smart Grid Communications

IEEE Transactions on Smart Grid, 2014
We propose a robust network coding protocol for enhancing the reliability and speed of data gathering in smart grids. At the heart of our protocol lies the idea of tunable sparse network coding, which adopts the transmission of sparsely coded packets at the beginning of the transmission process but then switches to a denser coding structure towards the
Rui Prior   +4 more
openaire   +2 more sources

Vagueness in spatial data: A grid-coding approach

2014 IEEE Geoscience and Remote Sensing Symposium, 2014
This paper proposes a new method to express geographical objects. The method is based on GeoSOT global subdivision model. With a number of advantages of this model, our method is equipped with accuracy and concision. In addition, we focus on the geographical topology relation computation, the superiority of our method is also obvious.
Weixin Zhai, Chengqi Cheng
openaire   +1 more source

Wrapping legacy codes for Grid-based applications

Proceedings International Parallel and Distributed Processing Symposium, 2004
This paper describes a process for the semi-automatic conversion of numerical and scientific routines written in the C programming language into Triana-based computational services that can be used within a distributed service-oriented architecture such as that being adopted for Grid computing.
Yan Huang 0005   +3 more
openaire   +1 more source

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