نتایج جستجو برای: wastewater collection networks

تعداد نتایج: 642212  

2006
Linda S. Gaulke L. S. Gaulke

On-site wastewater treatment poses a challenging problem for engineers. It requires a balance of appropriate levels of technology and the operational complexity necessary to obtain high-quality effluent together with adequate reliability and simplicity to accommodate infrequent maintenance and monitoring. This review covers how these issues have been addressed in on-site wastewater treatment in...

Journal: :نشریه بازیافت آب 0
میرحسن سیدسراجی تهران، دانشگاه شهید بهشتی، دانشکدة آب و محیط زیست، گروه مهندسی منابع آب حامد حسنلو تهران، دانشگاه تهران، دانشکدة محیط زیست، گروه مهندسی محیط زیست مریم پازوکی تهران، دانشگاه تهران، دانشکدة محیط زیست، گروه مهندسی محیط زیست حسین نایب تهران، دانشگاه شهید بهشتی، دانشکدة آب و محیط زیست، گروه مهندسی محیط زیست

with regard to environmental issues, proper operation of wastewater treatment plants is of particular importance that in the case of inappropriate utilization, they will cause serious problems. in order to achieve a better and efficient control over the operation of an industrial wastewater treatment plant (wwtp), powerful mathematical tool can be used that is based on recorded data from some b...

Collection and reuse of wastewater and sewage in agriculture, natural resources and green environment is one way to conserve water resources and environmental. The aim of this study were to investigate the effects of wastewater Sirjan golgohar industrial on the characteristics of cultivated soils in several species of pasture trees. This study was performed at the Sirjan city which is located i...

Journal: :Water 2022

The presence of excess water in centralized sewerage systems is known to have a multitude unfavorable effects on the daily operation wastewater infrastructure. additional volume I/I-water decreases hydraulic capacity collection networks, reduces efficiency treatment processes, and increases costs transporting treating wastewater. Currently, most I/I studies Latvia are conducted scale plant serv...

Journal: :Water research 2011
R Rehan M A Knight C T Haas A J A Unger

Recently enacted regulations in Canada and elsewhere require water utilities to be financially self-sustaining over the long-term. This implies full cost recovery for providing water and wastewater services to users. This study proposes a new approach to help water utilities plan to meet the requirements of the new regulations. A causal loop diagram is developed for a financially self-sustainin...

Journal: :Water 2021

Critical infrastructure systems are evolving from isolated bespoke to those that use general-purpose computing hosts, IoT sensors, edge computing, wireless networks and artificial intelligence. Although this move improves sensing control capacity gives better integration with business requirements, it also increases the scope for attack malicious entities intend conduct industrial espionage sab...

2004
N. Viet Anh T. T. H. Hanh V. T. M. Thanh

Introduction Hanoi is currently undergoing a process of intensive industrialization and modernization. The population in the smaller Hanoi urban zone has risen dramatically from 300,000 in 1954 to its current population of more than 1.7 million which is 60% of the total population in the area of greater Hanoi. It is predicted that this will rise to 2.5 million amongst 4.5 million of total popul...

2000
D. Hegg

This paper shows the application of several kinds of artificial intelligence techniques in the development of a control system for a biochemical process. A wastewater treatment process for nitrogen removal in a sequencing batch reactor (SBR) is presented first; two different approaches to identify the endpoint of the biological reactions are introduced. The paper compares and analyzes the resul...

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