guidelines caveats and techniques for the evaluation of water quality early warning systems
handbook of water and wastewater systems protection
Ngày tải lên :
01/04/2014, 11:46
... Burr, Andreas Nocker, and Anne K Camper 205 Guidelines, Caveats, and Techniques for the Evaluation of Water Quality Early Warning Systems Dan Kroll 229 Protecting Water and Wastewater ... of early warning systems for water As the analytical science behind these systems progresses, they will increase their ability to satisfy all of these factors As the state of the industry stands ... choosing and deploying such systems and presents a number of criteria and considerations for the selection and deployment of these systems These criteria can form the basis for successful selection and...
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Intrusion problematic during water supply systems’ operation
Ngày tải lên :
05/09/2013, 14:58
... erosion in the bed of the pipe settlement and possibly more leaks, affecting streets and constructions According to the performance of the water pipe systems, it is possible to obtain the potential ... damping of the pressure peaks throughout time This dynamic effect can be influenced, on the one hand, by the non elastic behavior of the pipes, and on the other hand, by the friction effect The objective ... during the transient event Based on the water level difference and the area of the intrusion pipe, the intrusion volume estimated from the video-images is then quantified as 0.23 l on the first...
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Distribution Systems ppt
Ngày tải lên :
05/03/2014, 16:20
... (6.97) and (6.104) give the value of the effective regulator ratio as a function of the ratio of the number of turns on the series winding (N2) to the number of turns on the shunt winding (N1) The ... regulator consists of an autotransformer and a load tap changing mechanism The voltage change is obtained by changing the taps of the series winding of the autotransformer The position of the tap is ... equal The usual procedure is to set the three diagonal terms of the phase impedance matrix equal to the average of the diagonal terms of Eq (6.29) and the off diagonal terms equal to the average of...
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Management Planning Guide for Information Systems Security Auditing pot
Ngày tải lên :
05/03/2014, 21:20
... objectives of the audit, the period of coverage, the nature and extent of the audit work performed, and the associated audit standards The report should identify the organization, the intended ... continuity of operations These results reinforce the need for the audit community to be concerned with the management of security and implementation of information security controls The assessment of ... policies and procedures and identify their strengths and weaknesses Access control Knowledge across platforms of the access paths into computer systems and of the functions of associated hardware and...
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advances in network & distributed systems security
Ngày tải lên :
25/03/2014, 11:06
... to securely send the payment information, which includes the account number of the payment-card of the cardholder and the amount of money that he will pay for the order, to the payment gateway ... that the SET payment transaction protocol is expected to satisfy However, they did not give the specification of the protocol formally, and they left the actual verification of the security for ... authentication of any of the communicating parties - Server authentication; only the digital certificate of the server (eMerchant) is transmitted to the client for authentication - Complete authentication;...
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cissp - certified information systems security professional study guide, 3rd ed.
Ngày tải lên :
25/03/2014, 11:09
... adhere to the code of ethics The CISSP Code of Ethics is a set of guidelines the (ISC)2 wants all CISSP candidates to follow in order to maintain professionalism in the field of information systems ... Common Body of Knowledge for the field of information systems security Provide certification for information systems security professionals and practitioners Conduct certification training and administer ... knowledge at the beginning of each chapter and by ensuring that each of them is fully discussed within the chapter The practice questions at the end of each chapter and the practice exams on the CD...
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cissp - certified information systems security professional study guide, 4th ed.
Ngày tải lên :
25/03/2014, 11:10
... professional with the University of Notre Dame In the past, he was chief information officer of Brand Institute and an information security researcher with the National Security Agency and the ... Body of Knowledge (CBK) for the field of information systems security Provide certification for information systems security professionals and practitioners Conduct certification training and ... 17 35 A The purpose of a military and intelligence attack is to acquire classified information The detrimental effect of using such information could be nearly unlimited in the hands of an enemy...
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information resource guide computer internet and network systems security
Ngày tải lên :
21/04/2014, 14:23
... of the information to the receiver However, the implementations of this technology not inherently provide nonrepudiation because both the sender of the information and the receiver of the information ... loss of privacy (i.e., the reading of information by unauthorized individuals), loss of data (i.e., the corruption or erasure of information), and the loss of service (e.g., the filling of data ... takes the information, and breaks it into pieces called packets, numbers the packets, and then sends them The receiving computer collects the packets, takes out the data and puts them in the proper...
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Fate of Pharmaceuticals in the Environment and in Water Treatment Systems - Chapter 1 pot
Ngày tải lên :
18/06/2014, 16:20
... be the source water used for the genesis of drinking water The processes involved in the treatment of surface water for drinking water sedimentation, flocculation, carbon bed filtration, and ... production or, in the case of hormones and other endogenous compounds, since the rise of animal life What is emerging is the interest by the scientific and lay communities in the presence of these chemicals ... that address the presence, fate, and effects of PPCPs in aquatic systems The release of the first comprehensive reconnaissance of pharmaceuticals and other wastewater contaminants in the United...
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Fate of Pharmaceuticals in the Environment and in Water Treatment Systems - Chapter 2 docx
Ngày tải lên :
18/06/2014, 16:20
... 106% for wastewater influent, 85 and 108% for wastewater effluent, 72 and 105% for surface water impacted by wastewater, 96 and 113% for surface water, and 91 and 116% for drinking water The method ... on the recovery of the pharmaceuticals.21 They compared formaldehyde and sulfuric acid, obtaining the best results for the latter, which prevented the degradation of the target compounds and ... 8.0 and 9.5 for the extraction of amoxicillin; and Oasis HLB at pH 7.0 for omeprazole and pH 8.5/9.0 for amoxycillin They selected Oasis MCX for water samples at pH 1.5/2.0 and LiChrolute EN for...
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Fate of Pharmaceuticals in the Environment and in Water Treatment Systems - Chapter 3 pdf
Ngày tải lên :
18/06/2014, 16:20
... validation of the extraction efficiency for each sludge source.7 Sediment is comprised of the particulate in surface waters that settles to the bottom of the water column or remains suspended and transported ... silicates, sulphides, and minerals.8 The particle size of sediments is often indicative of its components and will determine the types of compounds that are sorbed to it; therefore, it often needs to ... that the unwanted matrix can be captured in the SPE sorbent while the analytes pass through the cartridge and are collected for further concentration Either way, the main purpose of SPE is the...
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Fate of Pharmaceuticals in the Environment and in Water Treatment Systems - Chapter 4 potx
Ngày tải lên :
18/06/2014, 16:20
... were used for each concentration of the test compound and for the control group The fish were exposed for a period of 96 hours to the dilution water and to various concentrations of the substances ... from the chelate The results of the degradation of gadoxetic acid disodium, gadobutrol, and gadofosveset trisodium showed that none of these compounds was readily biodegradable and none of the ... 10 days The degradation of the reference substances fulfilled the quality criteria set by the guidelines (i.e., the inoculum was viable and active) The elimination of organic carbon in the test...
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Fate of Pharmaceuticals in the Environment and in Water Treatment Systems - Chapter 5 pot
Ngày tải lên :
18/06/2014, 16:20
... Fate of Pharmaceuticals in the Environment and in Water Treatment Systems reviews our understanding of the inputs of livestock medicines to the environment and synthesizes the available information ... values for soil, groundwater, and surface water for 12 predefined scenarios that were chosen on the basis of the size and importance of their livestock production and its diversity, the range of ... prioritize these and begin to develop an understanding of the fate (and effects) of some of the more important classes in the environment A large body of data is now available on the effects of the...
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Fate of Pharmaceuticals in the Environment and in Water Treatment Systems - Chapter 6 pptx
Ngày tải lên :
18/06/2014, 16:20
... sorption of the TC zwitterions (+ and + ) occurred by cation exchange as well as by the formation of a complex between the interlayer Ca2+ cations and the antibiotic’s carbonyl group For the uncharged ... interacted with the metal oxides via the tricarbonylamide and carbonyl functional groups The formation of the surface complex subsequently resulted in the dissolution of the metal-hydrous oxides and aqueous ... biodegradation, increased these times to 90 h and 500 h, respectively In contrast, aerating the systems in either the presence or absence of NaN3 reduced the 90% disappearance times for the open and covered...
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Fate of Pharmaceuticals in the Environment and in Water Treatment Systems - Chapter 7 pot
Ngày tải lên :
18/06/2014, 16:20
... the slurry These organisms were selected for the preliminary trial because of their ease of detection, relevance, and availability The slurry was then poured onto the surface of the columns The ... affect the fate and impact of these substances in that environment An understanding of the degradation and fate of veterinary antibiotics in soil is important because of widespread use of the compounds ... cells/mL (the limit of detection for the assay) Although
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Fate of Pharmaceuticals in the Environment and in Water Treatment Systems - Chapter 8 potx
Ngày tải lên :
18/06/2014, 16:20
... beforehand at the University of Bonn Table 8.2 summarizes the performance data of the ELISAs Selectivity in the context of the model experiments performed means that the cross-reactivity of the ... leaching potential Therefore, the later uptake was less in the sandy soil due to depletion of the compound in the pore water Sulfamethazine is more mobile and is therefore taken up first and depleted ... in the concurrent processes sorption/binding, degradation, leaching, and plant uptake The share of these processes depends predominantly on the properties of the compounds and the soils and the...
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Fate of Pharmaceuticals in the Environment and in Water Treatment Systems - Chapter 9 docx
Ngày tải lên :
18/06/2014, 16:20
... Fate of Pharmaceuticals in the Environment and in Water Treatment Systems Phytoremediation, the application of plants and their associated microbes to enhance biodegradation of contaminants in the ... agriculture, and it contains both hard and soft nucleophiles (Figure 9.2) The plants were then harvested daily for days and extracted for analysis of total proteins To gain a general perspective of the ... found in two forms within a cell: an oxidized form, in which a disulfide bond is formed between two glutathione molecules (GSSG), and the reduced form (GSH) The ratio of the two forms is crucial...
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Fate of Pharmaceuticals in the Environment and in Water Treatment Systems - Chapter 10 docx
Ngày tải lên :
18/06/2014, 16:20
... does and does not work in remediating the presence of drugs in drinking water There is no question that subtherapeutic doses of these compounds are finding their way into the surface and groundwaters ... reuse of the TiO2 particles 10.4 CONCLUSION Despite the low levels of PhACs expected in the environment, their constant infusion can cause them to become more persistent and, therefore, even if the ... drinking water and that, for now, the levels found in that finished drinking water are most often close to the analytical limits of detection Nevertheless, there are insufficient occurrence data for...
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Fate of Pharmaceuticals in the Environment and in Water Treatment Systems - Chapter 11 docx
Ngày tải lên :
18/06/2014, 16:20
... represent their hydrophobicity and relate to their removal tendency Dow is the ratio of the sum of the concentrations of all species of the compound in octanol to the sum of the concentrations of all ... studied the concentration variation of six pharmaceuticals in wastewater effluent and river waters.34 The concentration profiles of these contaminants in the water column of a lake in Switzerland ... Removal of Endocrine Disruptors and Pharmaceuticals 255 The authors are grateful for the kind assistance and support from their colleagues in the Water Quality Research & Development Division of the...
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