sediment transport and erosion
ENCYCLOPEDIA OF ENVIRONMENTAL SCIENCE AND ENGINEERING - WATER AND WASTE MANAGEMENT SYSTEMS IN SPACE ppt
Ngày tải lên :
10/08/2014, 20:20
... about 250ЊC, to oxidize organic volatiles to CO2 and water, and ammonia to NO and water The second bed operates at 450ЊC and reduces the NO to N2 and O2 The O2 produced is more than sufficient ... is dried and replaced by a new wick The air and vapor stream passes through a condensing heat exchanger and then through a water separator to extract the free water from the stream and test it ... Organics, and most atmospheric and trace contaminant gases are completely oxidised 18–20 Process can also oxidise many solid wastes Inorganic salts and metals produced have low solubility and precipitate...
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báo cáo hóa học:" Psychotrauma and effective treatment of post-traumatic stress disorder in soldiers and peacekeepers" pot
Ngày tải lên :
20/06/2014, 00:20
... returning from Iraq and Afghanistan and their families" by Keith Armstrong, Suzanne Best, and Paula Domenici serves as a handbook for soldiers (and their affiliates) who have been deployed and feel affected ... read and approved the final version and the manuscript has not been funded, submitted or published anywhere else KV, SM and DAG designed the study KV and RJ performed the search routines KV, DQ and ... authors focus on healthy and self-healing human structures, like inner strength and resiliency They emphasize that psychological symptoms upon return are normal and transient and, moreover, that only...
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Morpholpgy dependence of hybrid nanofibers incoorporated with nanoparticles of electrospinning and post treatment conditions
Ngày tải lên :
26/11/2015, 12:55
... stories and good patience were the reason I enjoyed both in lab and during tea time Thank you to Mr Abhishek Kumar, Ramakrishna Ramaseshan, and Dong Yixiang, who provided the insights, ideas and ... aspect ratio and specific surface area, light weight, and high flexibility, with the properties found in nanoparticles, such as high chemical reactivity, size and surface effects, and magnetism ... technique Reports by Hines 5, Tilney and Peabody 6, and several patents demonstrate the ease with which paint is atomized and applied to vehicles, housewares, and various metal goods However, it...
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HEALTH STATUS AND MEDICAL TREATMENT OF THE FUTURE ELDERLY: IMPLICATIONS FOR MEDICARE PROGRAM EXPENDITURES potx
Ngày tải lên :
22/03/2014, 13:20
... decreases in ADL, and nursing home residence: • Men tend to have higher risks of cancer and heart disease and lower risks of hypertension, arthritis, and disability than women • Blacks and Hispanics ... division and neurotransmitter release and reuptake) Advances in optics and miniaturization as well as computerization and display technologies will assist in the development of image-guided therapy and ... donor organs during the transport process, and rejection of immunologically incompatible organs and tissues Tens of thousands of patients await donor organs (Niklason and Langer, 2001) Current...
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Báo cáo hóa học: " Changing patterns in diagnostic strategies and the treatment of blunt injury to solid abdominal organs" docx
Ngày tải lên :
21/06/2014, 01:20
... the anesthesiologist and the (interventional) radiologist leads to a quicker understanding of the underlying injuries and thus shortens the time between entering the hospital and the initiation ... writing process and took care of the word processing and layout MG was involved in drafting the manuscript and created the reference list KJP participated in the design of the study and gave valuable ... However, many of the laparotomies were unnecessary and non-therapeutic [25] With the wide availability and improved quality of CT scanning, and the more modern, less invasive intervention options,...
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Báo cáo nghiên cứu khoa học: "STUDY ON THE APPLICATION OF MELALEUCA CAJUPUT ACTIVATED CARBON IN THE TREATMENT OF WASTE WATER FOR TEXTILE INDUSTRY" pps
Ngày tải lên :
22/07/2014, 03:20
... (20ppm and 40ppm of each type) and two different amounts of the activated carbon (ca 0,3gr and 0.6gr) are used for these investigations Samples are taken during the adsorption process and analysis ... q*(mg/g) and c*(ppm) are the concentrations of the adsorbate in the activated carbon and in the solution, that are in equilibrium with each other By logarithmizing the equation (1) and plot the ... Absorption Analysis: Equilibria and Kinetics, Department of Chemical Engineering University of Queensland, Australia, (1998) [8] Mr.Kakuta, Types of carbon Adsorpbents and their productions, Science...
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Báo cáo khoa học: "Molecular analysis of hprt mutation in B6C3F1 mice exposed to ozone alone and combined treatment of 4-(N-methyl-N-nitrosamino)-1-(3-pyridyl)-1-butanone and/or dibutyl phthalate for 32 and 52 weeks" ppsx
Ngày tải lên :
07/08/2014, 18:20
... following exposure to ozone, NNK, and DBP, and combined treatments of NNK and DBP on ozone for 32- and 52-wk The procedures for isolating lymphocytes from spleen and culturing hprt mutant T-cell ... that additive and/ or synergistic responses occurred when both mice sexes were exposed to ozone, NNK, and DBP, and the combination of ozone, NNK, and DBP through chromosome aberration and supravital ... NNK, DBP, and combined treatment of NNK and DBP on ozone were assayed for the mutant frequency of 6thioguanine-resistant (TGr) spleen lymphocytes in male and female mice after 32- and 52-wk exposures...
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Báo cáo nghiên cứu khoa học " HYDROLOGICAL AND SEDIMENTARY STRUCTURE OF THE WATER COLUMN IN THE BACH DANG - CAM ESTUARY " ppsx
Ngày tải lên :
09/08/2014, 18:20
... loss by leakage though channels, mangroves and wetlands, which accounts for 20% and 42% of the liquid contributions of the total inputs in the wet and dry season, respectively These budgets also ... influx of sediment originated from the watershed passed through the estuary with a weak loss by deposition or leakage During the dry season, the quantity of transported sediment was lower and the ... height is significant between ebb and flood Due to their shape, large with shallow lateral shoals and a deep narrow channel, as it moves landward toward the Cam and Bach Dag stations; the rise...
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ENCYCLOPEDIA OF ENVIRONMENTAL SCIENCE AND ENGINEERING - CHEMICAL EFFECTS: see EFFECTS OF CHEMICALS; AIR POLLUTANT EFFECTS; POLLUTION EFFECTS ON FISH CHEMICAL TREATMENT: see PHYSICAL AND CHEMICAL TREATMENT OF WASTEWATERS potx
Ngày tải lên :
10/08/2014, 20:20
... clarifiers and cooling towers, drainage from equipment and floor areas, demineralizer wastes and sanitary wastes Contaminants in these streams are generally a function of the intake water quality and ... rates of up to 120,000 standard cubic feet per hour and 400 psia and up to 1200°F Fluidized bed technology is ideal for reactors that continuously circulate reactive and regenerated adsorbent ... cooling tower evaporation and drift, and the gas turbine The cooling tower releases will cause salt deposition in the surrounding area The nature and extent must be determined and evaluated using intake...
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ENCYCLOPEDIA OF ENVIRONMENTAL SCIENCE AND ENGINEERING - PHYSICAL AND CHEMICAL TREATMENT OF WASTEWATERS potx
Ngày tải lên :
10/08/2014, 20:20
... copper removal and 96.5% turbidity reduction in less than 100 minutes PHYSICAL AND CHEMICAL TREATMENT OF WASTEWATERS Sedimentation Sedimentation basins are important components in water- and wastewater-treatment ... filters in sewagetreatment practices Sand Filtration Sand filters have been operated as slow sand filters or as rapid sand filters made with one or more media A slow sand filter consists of a 150- to ... the cost of slow sand filtration is three times the cost of rapid sand filters and twice the cost of microscreens (anonymous, 1967); and (4) the large space requirement Rapid sand filters consist...
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Báo cáo khoa học: "Efficacy of Targeted 5-day Combined Parenteral and Intramammary Treatment of Clinical Mastitis Caused by Penicillin-Susceptible or PenicillinResistant Staphylococcus aureus" pdf
Ngày tải lên :
12/08/2014, 15:20
... 39.0-40.5°C and/ or slight anorexia/depression, swelling and/ or tenderness in the affected quarter and moderate changes in milk appearance, and = body temperature >40.5°C and/ or severe anorexia and depression ... depression and/ or recumbent, severe swelling, firmness and soreness in the quarter and severe changes in the milk appearance For statistical analyses, scores and were grouped together: = mild signs and ... Myllykangas O, Niskanen M, Saloniemi H, Sandholm M, Saranpää T: Bovine mastitis in Finland in 1988 and 1995 - Changes in prevalence and antimicrobial resistance Acta Vet Scand 1998, 1, 119-126 Neave FK:...
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Butterworth heinemann handbook of water and wastewater treatment technologies
Ngày tải lên :
16/03/2014, 18:11
... the water from bypassing 36 WATER AND WASTEWATER TREATMENT TECHNOLOGIES the sand The sand for a SSF needs to be clean and uniform, and of the correct size The sand can be cleaned in clean running ... in the distribution system, effective taste and odor control, and reduction in chlorine demand and DBP formation potential Both biologically-active sand or carbon filters provide cost effective ... feed and develop important information needed for future expansion and upgrading Technology and ultimately equipment selection depends on the standards set by the regulations Drinking water standards...
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handbook of water and wastewater treatment plant operations frank r. spellman
Ngày tải lên :
01/04/2014, 11:46
... etc Sewage disposal plants—Handbooks, manuals, etc Water—PuriÞcation—Handbooks, manuals, etc Sewage—PuriÞcation—Handbooks, manuals, etc I Title: Handbook of water and wastewater treatment plant ... efficiency and cutting costs (At the same time, on-site managers work to ensure the community receives safe drinking water and the facility meets standards and permits This is done with fewer workers and ... alone include the sanitary and storm sewers, forming an extensive network that runs near or beneath key buildings and roads, and is contiguous to many communication and transportation networks Significant...
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Handbook of water and wastewater treatment 3e
Ngày tải lên :
20/06/2014, 11:32
... Pressure and Head .314 9.5.6 Head and Pressure .314 9.6 Flow and Discharge Rates: Water in Motion 314 9.6.1 Area and Velocity 315 9.6.2 Pressure and ... Problems, and Troubleshooting 774 21.11.8 Land Application 774 21.11.8.1 Types and Modes of Land Application 774 21.11.8.2 Operational Observations, Problems, and Troubleshooting ... received and become an instant bestseller Hailed on its first publication as a realworld practical handbook for general readers, students, and water/wastewater practitioners, the Handbook of Water and...
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Báo cáo hóa học: " Surface Modification and Planar Defects of Calcium Carbonates by Magnetic Water Treatment" pptx
Ngày tải lên :
21/06/2014, 08:20
... the lowfrequency side of the 875 and 711 cm-1 band indicates a minor amount of aragonite that has characteristic doublet bands in such frequencies [18] The broad band of magnetite at 595 cm-1 is ... Fe3?/ Fe2? ratio change and defects The bands at 2,923 and 2,852 cm-1 are due to EtOH used for IR sample preparation The Raman shifts of coexisting calcite, aragonite and magnetite were shown ... center, 0.2 s/cycle, and with an electric ground to the Earth (B1g and A1g), and 1084 (m1 symmetric stretching mode of CO2-) according to the assignment of ref [20] The bands at 145 (translational...
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HANDBOOK OF WATER AND WASTEWATER TREATMENT TECHNOLOGIES pps
Ngày tải lên :
31/07/2014, 05:20
... the water from bypassing 36 WATER AND WASTEWATER TREATMENT TECHNOLOGIES the sand The sand for a SSF needs to be clean and uniform, and of the correct size The sand can be cleaned in clean running ... in the distribution system, effective taste and odor control, and reduction in chlorine demand and DBP formation potential Both biologically-active sand or carbon filters provide cost effective ... feed and develop important information needed for future expansion and upgrading Technology and ultimately equipment selection depends on the standards set by the regulations Drinking water standards...
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ENCYCLOPEDIA OF ENVIRONMENTAL SCIENCE AND ENGINEERING - OIL SPILLAGE INTO WATER—TREATMENT pdf
Ngày tải lên :
10/08/2014, 20:20
... containment and recovery equipment, that is, containment boom availability and/ or deployment time and effort, could indicate chemical treatment as the most practical and expedient handling technique ... absorbents involves six basic operations, the supply, storage, and transportation of the material and then the application, harvesting and disposal of the contaminated absorbent.” The manual further ... features With booms from steps and above, select the boom with the best rating in the convenience features of interest These data (Table and 2) were extracted and used with the permission of...
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Handbook of Water and Wastewater Treatment Plant Operations - Chapter 1 ppsx
Ngày tải lên :
11/08/2014, 10:22
... etc Sewage disposal plants—Handbooks, manuals, etc Water—PuriÞcation—Handbooks, manuals, etc Sewage—PuriÞcation—Handbooks, manuals, etc I Title: Handbook of water and wastewater treatment plant ... efficiency and cutting costs (At the same time, on-site managers work to ensure the community receives safe drinking water and the facility meets standards and permits This is done with fewer workers and ... alone include the sanitary and storm sewers, forming an extensive network that runs near or beneath key buildings and roads, and is contiguous to many communication and transportation networks Significant...
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Handbook of Water and Wastewater Treatment Plant Operations - Chapter 2 potx
Ngày tải lên :
11/08/2014, 10:22
... analyses, and adjust the amount of chemicals, such as chlorine, in the water and wastestream They use a variety of instruments to sample and measure water quality, and common hand and power tools ... as influent and effluent pumping, chemical feed, sedimentation, and disinfection; monitors specific treatment processes and security systems at assigned remote plant stations; observes and reviews ... maintains recording equipment; utilizes system and other software packages to generate reports and charts and graphs of flow and treatment status and trends; maintains workplace housekeeping 2.2.2...
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Handbook of Water and Wastewater Treatment Plant Operations - Chapter 4 pps
Ngày tải lên :
11/08/2014, 10:22
... density of a substance to that of a standard material under standard conditions of temperature and pressure The standard material for gases is air, and for liquids and solids, it is water Specific gravity ... and 44 in tall 4.39 The average daily winter demand of a community is 14,000 gal If the summer demand is estimated to be 73% greater than the winter demand, what is the estimated summer demand? ... Standard Handbook for Wastewater Operators, Vol 1–3, Technomic Publ., Lancaster, PA, 1999.) 4.5.4.3 Example Volume Problems FIGURE 4.6 Circular tank (From Spellman, F.R., Spellman’s Standard Handbook...
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