نتایج جستجو برای: water supply networks

تعداد نتایج: 1102651  

Journal: :Japan journal of water pollution research 1990

2016
Delphine Driaux

The study of the textual and archaeological evidence shows that the water supply of the settlements of ancient Egypt seems to have worked on a simple and a relatively equitable scheme, at least from the Old Kingdom until the New Kingdom (ca. 2543-1077). The water supply of the inhabitants was completely managed by the state, through the local administration which was charged to bring the water,...

Aims :Water is considered as one of the main sources for development in Iran, especially in the margin of desert. Its lack is one of the main limiting factors in the life of a society and the development of economic activities. Regarding the fundamental problems in urban water supply in Yazd province, combined management of water supply and demand in order to balance the future supply and dema...

ژورنال: Medical Laboratory Journal 2015
Aghapour, SM, , Amanidaz, N, , Bay, A, , Zafarzadeh, A, ,

Abstract Background and objective: Bioindicators of drinking water are always influenced by physical and chemical factors such as turbidity and chlorine.  Considering the assessment of drinking water quality is based on residual chlorine, E.coli, heterotrophic bacteria and turbidity.  We aimed to evaluate the effect of pH, chlorine residual and turbidity on the microbial ...

Journal: :Reliability Engineering & System Safety 2021

The deterioration and fracture of water supply pipes present a major threat for the continuous provision drinking water. hydraulic pressure in is an influential factor occurrence pipe breaks. However, little evidence has been provided so far quantitative assessment impact control on reducing number In this paper, we applied logistic regression with polynomial terms, sensitivity analysis to asse...

Journal: :Computers & Mathematics with Applications 2008
Idel Montalvo Joaquín Izquierdo Rafael Pérez-García Michael M. Tung

In the past decade, evolutionary methods have been used by various researchers to tackle optimal design problems for water supply systems (WSS). Particle Swarm Optimization (PSO) is one of these evolutionary algorithms which, in spite of the fact that it has primarily been developed for the solution of optimization problems with continuous variables, has been successfully adapted in other conte...

2014
Almudena Rivadeneyra Maria Jesús García-Ruiz Fernando Delgado-Ramos Alejandro González-Martínez Francisco Osorio Ovidio Rabaza

This paper describes a new method for predicting trihalomethanes (THMs) presence in networks of water supply systems, using a low-cost device that permits a fast monitoring of concentrations without need of complex analysis made in laboratories. This method, based on statistical models, allows the estimation of THM concentration by monitoring parameters whose determination is direct and easy, a...

Journal: :The International Journal of Logistics Management 2022

Purpose The purpose of the paper is to analyse how transport activities are embedded in supply chains and networks. Design/methodology/approach empirically grounded a single case study that describes analyses chain particular product, Geocloth, focussing on organised network. Findings concludes two related settings – setting network with implications for adjustments can be made increase perform...

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