Results 41 to 50 of about 238,040 (312)

Water Distribution Network System

open access: yes, 2023
The objective of this research is to ideal operation of water distribution networks can be posed as a scheduling problem where the objective is to meet the time-varying demand while meeting constraints on supply, pressure, etc. The first use of deep learning for the simulation, optimization, and operation control of water distribution networks is ...
Nilay Verma   +5 more
openaire   +1 more source

Advances in Water Distribution Networks [PDF]

open access: yes, 2019
The Special Issue on Advances in Water Distribution Networks (WDNs) explores four important topics of research in the framework of WDNs, namely simulation and optimization modelling, topology and partitioning, water quality, and service effectiveness.
Creaco, Enrico, Pezzinga, Giuseppe
openaire   +3 more sources

Predicting Contamination Spreading in Water Distribution Networks

open access: yesEngineering Proceedings
High-quality drinking water is an essential need of every modern settlement. Typical analysis applies the EPANET to calculate the water age and the chlorine distribution. However, it cannot cope with diffusion or three-dimensional effects.
Richárd Wéber   +5 more
doaj   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

On-line monitoring for operational control of water distribution networks [PDF]

open access: yes, 1992
This work concerns the concept of on-line monitoring and control for water distribution networks. The problem is simple to state. It is to produce a robust scheme that can continuously provide reliable information about the state of a water network in ...
Powell, R.S., Powell, R
core  

Reliability based rehabilitation of water distribution networks by means of Bayesian networks

open access: yesJournal of Water and Land Development, 2017
Water plays an essential role in the everyday lives of the people. To supply subscribers with good quality of water and to ensure continuity of service, the operators use water distribution networks (WDN). The main elements of water distribution network (
Lakehal Abdelaziz, Laouacheria Fares
doaj   +1 more source

Detection of Pipes Causing Pressure Loss in Water Distribution Networks via Artificial Immune Systems

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2023
This paper proposes the optimization model using Artificial Immune Systems, depending on a model calibration, in order to determine worn out pipes with low Hazen-Williams roughness coefficient causing pressure loss in the water distribution networks. The
Mirac Eryiğit
doaj   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Reliability-based optimal design of water distribution networks

open access: yes, 2001
A considerable amount of research has been carried out on the reliability analysis and optimal design of water distribution systems, and it has been reported that each of the above problems is very difficult to solve (Eiger et al.
Xu, C.   +3 more
core   +1 more source

Graph decomposition in risk analysis and sensor placement for water distribution network security [PDF]

open access: yes, 2010
Over the last decade considerable research in water distribution network modeling has focused on the security of water supply against terrorist attacks.
Meyer-Harries, L.   +11 more
core   +1 more source

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