نتایج جستجو برای: water distribution systems

تعداد نتایج: 2200586  

Journal: :International Journal of Environmental Research and Public Health 2019

Journal: :IOP conference series 2023

Abstract A novel method to both assess the strength of connectivity and determine hydraulic transit times between water quality monitors from time series data is reported. It was developed using a network over 50 mobile multi-parameter sensors deployed for 18 months across UK drinking distribution system, then validated different utility. Correlation coefficients are calculated at shifts each p...

Journal: :the modares journal of electrical engineering 2008
hamid falaghi1 m. r haghifam m parsa moghaddam

presence of distributed generation (dg) in electric distribution systems provides an attractive new alternative in capacity expansion planning of these systems. in this paper a new model is developed for solving simultaneous placement of hv/mv substations and dg units as a static planning tool. this model aims to minimize fixed and variable costs of planning. constraints related to dgs, substat...

Water is the most essential component for sustaining lives of humans and other living creatures. Supplying potable water with adequate residual pressure is a fundamental responsibility of city administration, which they do during normal conditions. But sometimes, abnormal conditions are formed resulting pressure deficient conditions during the daily operations of water distribution networks. Th...

Background & Aims of the Study: Corrosion and scaling play undesirable effects on transmission and distribution system of drinking water. The aim of this study was to assess the corrosion and scaling potential of drinking water resources in Babol city, Iran. Materials and Methods: Totally, 54 water samples were collected from 27 wells in spring and autumn. Calcium har...

Ali Ghanadzadeh Gilani, F Borji Peydeh H Ghanadzadeh Gilani S Ahmadifar S.L. Seyed Saadat

Liquid-liquid equilibria for the (water + lactic acid + benzyl alcohol or p-xylene) ternary systems were investigated at atmospheric pressure and in the temperature range from 298.15-318.15 K. The studied systems exhibit two types of liquid-liquid equilibrium (LLE) behavior. The system consisting of benzyl alcohol displays type-1 LLE behavior, while a type-2 behavior is exhibited by th...

Journal: :jundishapur journal of health sciences 0
ghodratola khoramabadi shams department of environmental health, school of health, lorestan university of medical sciences, khorramabad, ir iran abdolrahim yusefzadeh young researchers and elite club, sardasht branch, islamic azad university, sardasht, ir iran; young researchers and elite club, sardasht branch islamic azad university, sardasht, ir iran. tel: +98-9143425434, fax: +98-4444375585 hatam godini department of environmental health, school of health, lorestan university of medical sciences, khorramabad, ir iran edris hoseinzadeh department of environmental health, faculty of medicine, tarbiat modares university (tmu), tehran, ir iran mohammad khoshgoftar vice-chancellery of health, shahroud university of medical sciences, shahroud, ir iran

conclusions according to the average of wqi index, quality of water was good in station number one, medium in station number two, and bad in the rest of stations. according to the wilcox index, qualities of water in third station were medium and in the rest were good. results by using wqi, the best water quality was reported in station number one with the scalar quantity of 71.11 (water with be...

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