Wastewater Treatment [Working Title]最新文献

筛选
英文 中文
Application of Water Quality Index for the Assessment of Water from Different Sources in Nigeria 水质指标在尼日利亚不同水源水质评价中的应用
Wastewater Treatment [Working Title] Pub Date : 2021-08-04 DOI: 10.5772/intechopen.98696
R. Adelagun, E. Etim, O. Godwin
{"title":"Application of Water Quality Index for the Assessment of Water from Different Sources in Nigeria","authors":"R. Adelagun, E. Etim, O. Godwin","doi":"10.5772/intechopen.98696","DOIUrl":"https://doi.org/10.5772/intechopen.98696","url":null,"abstract":"Water quality index (WQI) provides a single number that expresses the overall water quality, at a certain location and time, based on several water quality parameters. The objective of WQI is to turn complex water quality data into information that is understandable and usable by the public. A number of indices have been developed to summarize water quality data in an easily expressible and easily understood format. The WQI is basically a mathematical means of calculating a single value from multiple test results. This chapter discusses, in detail, the application of a water quality index for the assessment of water quality to different several water sources in Nigeria.","PeriodicalId":340960,"journal":{"name":"Wastewater Treatment [Working Title]","volume":"22 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-08-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114916087","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 13
Water Quality Parameters and Monitoring Soft Surface Water Quality Using Statistical Approaches 水质参数与软地表水水质统计监测
Wastewater Treatment [Working Title] Pub Date : 2021-04-20 DOI: 10.5772/INTECHOPEN.97372
R. Drasovean, G. Murariu
{"title":"Water Quality Parameters and Monitoring Soft Surface Water Quality Using Statistical Approaches","authors":"R. Drasovean, G. Murariu","doi":"10.5772/INTECHOPEN.97372","DOIUrl":"https://doi.org/10.5772/INTECHOPEN.97372","url":null,"abstract":"Water is the matrix of life and is indispensable on Earth. Water has a multitude of applications and all known life forms depend on it. Therefore, water quality is important for all of us. Water quality can be represented by a set of physical, chemical, biological and bacteriological characteristics. These parameters allow water to be classified in multiple categories leading to its use for a specific purpose. This chapter establishes the connections between external causes and their effect on water quality parameters. In order to provide information on water quality, different Water Quality Index (WQI) models can be used. In order to study the association between water quality parameters, several correlation coefficients have been developed. For a coherent statistical approach, we have used Pearson and Spearman correlations. In order to exemplify the manner in which WQI can be calculated and interpreted, we used a series of data from our previous work, consisting of 13 parameters measured for water samples taken from the Danube River, from Galati City area, Romania.","PeriodicalId":340960,"journal":{"name":"Wastewater Treatment [Working Title]","volume":"8 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-04-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126639984","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Principles of Membrane Surface Modification for Water Applications 水应用膜表面改性原理
Wastewater Treatment [Working Title] Pub Date : 2021-02-24 DOI: 10.5772/INTECHOPEN.96366
Yilmaz Yurekli
{"title":"Principles of Membrane Surface Modification for Water Applications","authors":"Yilmaz Yurekli","doi":"10.5772/INTECHOPEN.96366","DOIUrl":"https://doi.org/10.5772/INTECHOPEN.96366","url":null,"abstract":"Membrane technologies offer efficient and reliable solutions to separate components from aqueous media. Among them, pressure driven membrane separation processes namely microfiltration (MF), ultrafiltration (UF), nanofiltration (NF) and reverse osmosis (RO) have been preferred in many industrial operations (food, pharmaceutical, chemical, drinking water, wastewater) due to the intrinsic advantages such as high selectivity, stability, ecocompatibility, scalability, flexibility, small footprint and low operational cost. This chapter will focus on the latest developments of surface modified polymeric membranes via the Layer-by-layer self-assembly approach and incorporation/decoration of nanomaterials. Variable parameters including size and charge of polyelectrolyte, ionic strength of the media, number of bilayers, and different types of nanomaterials on the bulk and surface property, water permeability, selectivity, antifouling, antibacterial, and adsorptive properties of the resultant composite membranes will be reviewed by comparison with the neat membranes. Membrane stability in terms of throughput and rejection characteristics during long-term filtrations will be addressed in this chapter.","PeriodicalId":340960,"journal":{"name":"Wastewater Treatment [Working Title]","volume":"51 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2021-02-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124805333","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Emerging Trends in Wastewater Treatment Technologies: The Current Perspective 污水处理技术的新趋势:当前展望
Wastewater Treatment [Working Title] Pub Date : 2020-12-04 DOI: 10.5772/intechopen.93898
Edward Kwaku Armah, M. Chetty, Jeremiah Adebisi Adedeji, Donald Tyoker Kukwa, Boldwin Mutsvene, Khaya Pearlman Shabangu, Babatunde Femi Bakare
{"title":"Emerging Trends in Wastewater Treatment Technologies: The Current Perspective","authors":"Edward Kwaku Armah, M. Chetty, Jeremiah Adebisi Adedeji, Donald Tyoker Kukwa, Boldwin Mutsvene, Khaya Pearlman Shabangu, Babatunde Femi Bakare","doi":"10.5772/intechopen.93898","DOIUrl":"https://doi.org/10.5772/intechopen.93898","url":null,"abstract":"The quality of freshwater and its supply, particularly for domestic and industrial purposes are waning due to urbanization and inefficient conventional wastewater treatment (WWT) processes. For decades, conventional WWT processes have succeeded to some extent in treating effluents to meet standard discharge requirements. However, improvements in WWT are necessary to render treated wastewater for re-use in the industrial, agricultural, and domestic sectors. Three emerging technologies including membrane technology, microbial fuel cells and microalgae, as well as WWT strategies are discussed in this chapter. These applications are a promising alternative for manifold WWT processes and distribution systems in mitigating contaminants to meet acceptable limitations. The basic principles, types and applications, merits, and demerits of the aforementioned technologies are addressed in relation to their current limitations and future research needs. The development in WWT blueprints will augment the application of these emerging technologies for sustainable management and water conservation, with re-use strategies.","PeriodicalId":340960,"journal":{"name":"Wastewater Treatment [Working Title]","volume":"86 27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-12-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129577757","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 7
Downflow Hanging Sponge System: A Self-Sustaining Option for Wastewater Treatment 下行悬挂海绵系统:污水处理的一种自我维持的选择
Wastewater Treatment [Working Title] Pub Date : 2020-11-19 DOI: 10.5772/intechopen.94287
N. Maharjan, C. Hewawasam, M. Hatamoto, Takashi Yamaguchi, H. Harada, N. Araki
{"title":"Downflow Hanging Sponge System: A Self-Sustaining Option for Wastewater Treatment","authors":"N. Maharjan, C. Hewawasam, M. Hatamoto, Takashi Yamaguchi, H. Harada, N. Araki","doi":"10.5772/intechopen.94287","DOIUrl":"https://doi.org/10.5772/intechopen.94287","url":null,"abstract":"Need of self-sustaining wastewater treatment plants (WWTPs) has become critical to cope up with dynamics of the environmental regulations and rapid advancements in the contemporary technologies. At present there are limited number of self-sustaining WWTPs around the world. The aim of this chapter is to present state -of- art of Downflow Hanging Sponge (DHS) system which was developed as a post treatment unit of Upflow Anaerobic Sludge Blanket (UASB) from sustainability perspective. DHS system is a non-submerged fixed bed trickling filter (TF) that employs a core technology of polyurethane sponges as a media where the microorganisms thrive and major treatment processes take place. This chapter reviews the introduction of DHS system (UASB+DHS) summarizes the quantitative analysis of environmental, economic and social sustainability using indicators. Furthermore, self-sustaining prospects of DHS system are assessed and discussed by comparing with conventional TF (UASB+TF).","PeriodicalId":340960,"journal":{"name":"Wastewater Treatment [Working Title]","volume":"88 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-11-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115839751","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 10
Experimental Investigation of Biomass Attachment to Wastewater Reactors 生物质在废水反应器上附着的实验研究
Wastewater Treatment [Working Title] Pub Date : 2020-11-18 DOI: 10.5772/intechopen.94426
R. Benintendi
{"title":"Experimental Investigation of Biomass Attachment to Wastewater Reactors","authors":"R. Benintendi","doi":"10.5772/intechopen.94426","DOIUrl":"https://doi.org/10.5772/intechopen.94426","url":null,"abstract":"Attached mass bioreactors have extensively been adopted in the last decades when specific needs have suggested this choice. Benefits and advantages of this multi-faceted technology in wastewater treatment processing are well known, along with the kinetic and mass transfer aspects regarding their operation, essentially belonging to the mass transfer with chemical reaction theory applied to enzymatic catalysis, referred to as Languimur-Hinshelwood kinetics, notably Monod/Michaelis Menten equations. On the other hand, a consolidated literature has dealt with many aspects of the development of strain colonies forming a biofilm. However, a few works have been devoted to the systematic analysis of its physiology, within the framework of the wastewater management of complex substrates and high-loads effluents. This article presents the experimental findings of a research activity covering the junction area between microbiology and bioreactor engineering, against a multifaceted set of operating parameters directly affecting health and stability of the attached biomass. In this respect, important results have been obtained, providing guidance on the attached mass reactor start-up, steady- state operation, impact of xenobiotic substrates, role of nutrients, filaments and foam formation, as well as qualitative aspects of the post-treatment effluent.","PeriodicalId":340960,"journal":{"name":"Wastewater Treatment [Working Title]","volume":"135 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114653310","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Adsorption Processes in the Removal of Organic Dyes from Wastewaters: Very Recent Developments 吸附法去除废水中有机染料的研究进展
Wastewater Treatment [Working Title] Pub Date : 2020-11-02 DOI: 10.5772/intechopen.94164
F. J. Alguacil, F. López
{"title":"Adsorption Processes in the Removal of Organic Dyes from Wastewaters: Very Recent Developments","authors":"F. J. Alguacil, F. López","doi":"10.5772/intechopen.94164","DOIUrl":"https://doi.org/10.5772/intechopen.94164","url":null,"abstract":"The problem of the treatment of contaminated wastewaters is of the upmost worldwide interest. This contamination occurs via the presence of inorganic or organic contaminants of different nature in relation with the industry they come from. In the case of organic dyes, their environmental impact, and thus, their toxicity come from the air (releasing of dust and particulate matter), solid (scrap of textile fabrics, sludges), though the great pollution, caused from dyes, comes from the discharge of untreated effluents into waters, contributing to increase the level of BOD and COD in these liquid streams; this discharge is normally accompanied by water coloration, which low the water quality, and caused a secondary issue in the wastewater treatment. Among separation technologies, adsorption processing is one of the most popular, due to its versatility, easiness of work, and possibility of scaling-up in the eve of the treatment of large wastewater volumes. Within a miriade of potential adsorbents for the removal of organic dyes, this work presented the most recent advances in the topic.","PeriodicalId":340960,"journal":{"name":"Wastewater Treatment [Working Title]","volume":"349 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-11-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121175745","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Performance of Chitosan as Natural Coagulant in Oil Palm Mill Effluent Treatment 壳聚糖作为天然混凝剂在油棕厂废水处理中的性能研究
Wastewater Treatment [Working Title] Pub Date : 2020-10-27 DOI: 10.5772/intechopen.94330
M. Lee, Pui San Lee
{"title":"Performance of Chitosan as Natural Coagulant in Oil Palm Mill Effluent Treatment","authors":"M. Lee, Pui San Lee","doi":"10.5772/intechopen.94330","DOIUrl":"https://doi.org/10.5772/intechopen.94330","url":null,"abstract":"This chapter presents the study on pollutant removal in palm oil mill effluent using chitosan as natural coagulant. Up until today, palm oil mill effluent (POME) considered one of the significant sources of environmental pollution. The characteristics of POME include contaminating the source of drinking water, which also harmful to the aquatic ecosystem by creating a highly acidic environment or causing eutrophication. With increasing public awareness of environmental pollution, it creates the need to address this issue. Chitosan is non-polluting food-based anionic and biodegradable biopolymer that are environmentally friendly useful in wastewater treatment. The critical parameter to determine the effectiveness of pollutants removal is chemical oxygen demand, color, and total suspended solids. This chapter also presents and discusses some of the significant findings to provide proper understandings and implications in this topic.","PeriodicalId":340960,"journal":{"name":"Wastewater Treatment [Working Title]","volume":"307 2 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116334542","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
A Review on AI Control of Reactive Distillation for Various Applications 人工智能控制在反应精馏中的应用综述
Wastewater Treatment [Working Title] Pub Date : 2020-10-21 DOI: 10.5772/intechopen.94023
Vandana Sakhre
{"title":"A Review on AI Control of Reactive Distillation for Various Applications","authors":"Vandana Sakhre","doi":"10.5772/intechopen.94023","DOIUrl":"https://doi.org/10.5772/intechopen.94023","url":null,"abstract":"In this chapter, previous studies on reactive distillation process control including control using conventional as well as soft sensor control, membrane assisted reactive distillation design and simulation, estimation and control are discussed. The review of literature in different dimensions is carried out to explore the opportunities in the field of research work. The chapter is focused on dynamics and control of Reactive distillation, its control using Conventional Techniques, Model Predictive Control MPC), Reactive Distillation using Soft Sensors/Soft Controllers, Membrane assisted reactive distillation, Biodiesel in Reactive Divided Wall Column: Design and Control and Membrane reactive divided wall column. These control techniques are proposed and analyzed by many researchers. These techniques have potential use in process industries to have better soft sensor control of nonlinear processes.","PeriodicalId":340960,"journal":{"name":"Wastewater Treatment [Working Title]","volume":"88 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-10-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123131589","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Comprehensive Method of Ion Exchange Resins Regeneration and Its Optimization for Water Treatment 离子交换树脂再生的综合方法及其水处理优化
Wastewater Treatment [Working Title] Pub Date : 2020-08-12 DOI: 10.5772/intechopen.93429
S. Al-Asheh, A. Aidan
{"title":"A Comprehensive Method of Ion Exchange Resins Regeneration and Its Optimization for Water Treatment","authors":"S. Al-Asheh, A. Aidan","doi":"10.5772/intechopen.93429","DOIUrl":"https://doi.org/10.5772/intechopen.93429","url":null,"abstract":"Ion exchange membranes, specifically resin technology, lie at the heart of electrolytically conductive systems used in the treatment of wastewater. This chapter deals with ion exchange deionization and the effect of resin amount as well as the concentration of acid and base on the product conductivity. The strong acidic cation polymeric exchanger resin is commercially called MERCK 104765 cation exchanger IV with capacity greater than 3.2 mmol/ml, while the strong basic anion polymeric exchanger resin is commercially called MERCK 104767 anion exchanger III with capacities greater than 1.0 mmol/ml. Water conductivity, as an indicator of regeneration efficiency, was monitored over time at the different conditions and scenario. In general, it was observed that the conductivity decreases with time until one point is reached and then starts to increase as a result of resin saturation. It was also noticed that the lowest conductivity is achieved when using 1-vol% NaOH and 5-vol% HCl in the cathodic and anodic resin tubes, respectively, and that water conductivity increases with the increase in the amount of water being used. The amount of resin significantly impacts the deionization efficiency; more ions are removed as the amount of resin increases.","PeriodicalId":340960,"journal":{"name":"Wastewater Treatment [Working Title]","volume":"98 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2020-08-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133664262","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
0
×
引用
GB/T 7714-2015
复制
MLA
复制
APA
复制
导出至
BibTeX EndNote RefMan NoteFirst NoteExpress
×
提示
您的信息不完整,为了账户安全,请先补充。
现在去补充
×
提示
您因"违规操作"
具体请查看互助需知
我知道了
×
提示
确定
请完成安全验证×
相关产品
×
本文献相关产品
联系我们:info@booksci.cn Book学术提供免费学术资源搜索服务,方便国内外学者检索中英文文献。致力于提供最便捷和优质的服务体验。 Copyright © 2023 布克学术 All rights reserved.
京ICP备2023020795号-1
ghs 京公网安备 11010802042870号
Book学术文献互助
Book学术文献互助群
群 号:481959085
Book学术官方微信