wind amp solar power on the water
Báo cáo " Notes on the water bugs (Hemiptera: Heteroptera) in urban areas of Hanoi " potx
... still waters (ponds, lakes, and paddy-fields) and running ones (artificial rivers) The following list of sampling localities contains the collecting codes used also in the results and discussion ... any individual of these species These species may vanish due to urbanisation and water pollution However, they may still live around the rural districts of Hanoi, which is out of the scope of this ... Lich River (HN10) probably due to heavy pollution there This river is the main drainage of wastewater for the city The pollution here is probably over the limit that aquatic and semi-aquatic bugs...
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CRC pres wind and solar power systems
... Wind Directions, Magazine of the European Wind Energy Association, London, January 1998 With permission.) 2.3 Europe The wind- power picture in Europe is rapidly growing The 1995 projections on ... falling as the technology advances, whereas the cost of the electricity from the conventional power plants would rise with inflation The difference in their trends would make the wind and pv power ... lithium-ion The energy storage by the flywheel, compressed air and the superconducting coil, and their advantages over the batteries are reviewed The basic theory and operation of the power electronic...
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Báo cáo nghiên cứu khoa học: "Notes on the water bugs (Hemiptera: Heteroptera) in urban areas of Hanoi" docx
... still waters (ponds, lakes, and paddy-fields) and running ones (artificial rivers) The following list of sampling localities contains the collecting codes used also in the results and discussion ... any individual of these species These species may vanish due to urbanisation and water pollution However, they may still live around the rural districts of Hanoi, which is out of the scope of this ... Lich River (HN10) probably due to heavy pollution there This river is the main drainage of wastewater for the city The pollution here is probably over the limit that aquatic and semi-aquatic bugs...
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Báo cáo toán học: " Effect of water stress conditioning on the water relations, root growth capacity, and the nitrogen and non-structural carbohydrate concentration of Pinus halepensis Mil" pot
... root N concentration than the other treatments, whereas the moderately conditioned ones presented the highest concentration (table II) Shoot starch concentration increased with conditionModerate ... scrutinise the 1) the water relations, 2) the root growth capacity and 3) the nitrogen and non-structural carbohydrate concentration of seedlings subjected to different water stress conditioning treatments ... II) Differences among treatments in N concentration were small but shoot N concentration was significantly higher in the mild conditioning treatment than in the other treatments Control plants had...
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The light on the water
... and crashing gently on the beach “I hear a man now, too,” whispered Carl “What’s going on, Dad?” Alex asked, looking at the light out on the water “Come to the edge of the water, boys,” Dad smiled ... “Dad, look at the light!” whispered Alex, pointing to the light “Listen!” whispered Carl “Now I hear a woman.” “Come on, ” said Dad “I’ll take you to the beach.” The tide was high, and they could ... called “Have you and Bob got some fish tonight?” “Fish?” said Carl His eyes started to become used to the light on the water He saw two people standing in the shallow sea “Bob and Nell love fishing...
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Experimental study on the performance of a prism-shaped integrated collector-storage solar water heater
... equals to the ratio between the massweighted average temperature and the solar radiation may be used for the purpose of the comparison, which should reflect the effect of solar radiation on the temperature ... noticeable The cold water accumulates at the bottom while hot water ascends to the top of the tank It is originated from the fact that, after gaining heat from the solar radiation, the tank wall ... layer of water along the tank wall Part of this heat is then transferred by diffusion towards the core of the tank The water of the vertical layer becomes lighter than its surrounding and then ascends...
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A Study on the Optimum Backwashing Method applied to Activated Carbon Process in Waterworks
... at the L water position; the loss head of both spent and reactivated carbon at the LL water position was 12㎝ higher than at the L water position Generally, backwashing is done by higher than the ... carbon results from the height of an activated-carbon layer and the condition of activated carbon, etc Also, backwashing at the LL water position required less time for the minimum fluidization ... influence on the quality of purified water Thus, with granular activated carbon absorption process of the M water purification plant in Daegu Metropolitan City as the subject of examination, the study...
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Effect of Process Parameters on the Degradation of Polychlorinated Biphenyls in Water Matrix using UV/H2O2
... 2001) The dosage of H2O2 in the solution has a remarkable effect on the rate of degradation of the target pollutant When the initial H2O2 concentration is increased beyond the optimum level, the ... solution was then fed batch wise into the reactor through an influent port Ten ml samples were taken at the desired sampling times The pH of the samples and the temperature of the solution inside the ... that the higher the concentration of humic acid initially present, the greater would be the competition between the H2O2 peroxide and the acid itself for the photons generated during irradiation...
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Analysis on the Optimal Dispatching of Mixed-pump Stations and the Operating-mode Adaptability Based on Safety Water Supply
... optimization is 3.84%, so the water supply requirement can be satisfied Fig.4 - The Outlet Flow for Each Pump Station of the First and Second Optimization CONCLUSION The purpose of optimal operation ... station are obtained after the first optimization, and will be considered as the dispatching commands After that, during the second optimization, the pump parallel operation scheme and the speed ... curve c is the critical state of which the pump can supply water under the outlet pressure of the pump station determined after the first optimization In the process of practical operation, the pump...
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Indoor tests to investigate the effect of brine depth on the performance of solar still
... production is obtained at the lowest water depth increasing the water depth from to 60 mm decreases the total production by 19% The yield decreases with increase of water mass The distillation output ... production in the outdoor tests) These values are the initial value of the production line in the figures This may be due to the large thermal capacity of water, which is directly related to water ... built-in additional condenser Desalination 142 (2002) 19-27 [13] Khalifa AJN, Hamood AM On the verification of the effect of water depth on the performance of basin type solar stills Solar Energy 83...
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Optimization of design and operating parameters on the year round performance of a multi-stage evacuated solar desalination system using transient mathematical analysis
... global solar radiation on the distillate yield The effect of global solar radiation on the hourly distillate yield is analysed for the fresh water The variation is shown in Figure 20 The hourly ... shows the variation of global solar radiation and the ambient temperature for the months of January to June Figure shows the variation of global solar radiation and the ambient temperature for the ... a passive solar still, the solar radiation is received directly by the basin water and is the only source of energy for raising the water temperature and consequently, the evaporation leading...
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2013 a robust multiple watermarking scheme based on the DWT x
... they a Figures 8, 10 and 12 provide the SR values after watermark re based on applying the same attacks on the Goldhill t extraction from the LL sub-band They show that the SRs of est image watermarked ... enhanced with the proposed scheme IV CONCLUSION In this paper, we have made a contribution to a multiple non-blind watermarking scheme based on the DWT The proposed scheme consists in applying the DWT ... thus, the additive contains the most significant information of the approach, they embed four copies of the binary wa image To termark into obtain the next level decomposition, the two dimen the...
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2013 a robust multiple watermarking scheme based on the DWT
... noise addition IV CONCLUSION In this paper, we have made a contribution to a multiple non-blind watermarking scheme based on the DWT The proposed scheme consists in applying the DWT to the gray ... uses only the original watermark - Blind decoding: extracts the watermark from the possibly distorted image using neither the original image nor the original watermark and contain information about ... thus, contains the most significant information of the image To obtain the next level decomposition, the two dimensional DWT is applied to the LL sub-band The detail images are called the vertical...
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Reliability analysis of a power system based on the multi state system theory
... theory The results show that: CONCLUSIONS The multi-state system theory is introduced to analyze the reliability of the power system in this paper, and is compared 97 (1) The reliability of the ... the power system obtained by the traditional system reliability theory is always conservative [5] (2) The power system is a multi-state system The multistate system theory can define the relationship ... G < 5700} Based on the operators defined in (7) and (8), the universal generating function of the branches can be obtained, and then the universal generating function of the power system can...
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Tài liệu Committee on Toxicity of Chemicals in Food, Consumer Products and the Environment - Subgroup Report on the Lowermoor Water Pollution Incident pdf
... increased concentrations in the water at the tap The chapter describes the structure of the works, the distribution of contaminated water, the nature of the contamination of the water supply, water ... 23 25 The Lowermoor water pollution incident: water supply and contamination 27 Introduction Lowermoor Water Treatment Works The pollution incident The distribution of contaminated water The nature ... distribution of contaminated water and summarises the monitoring data collected by the water supplier on the concentrations of contaminants in the water after the incident Lowermoor Water Treatment...
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Tài liệu CONVENTION ON THE PROTECTION AND USE OF TRANSBOUNDARY WATERCOURSES AND INTERNATIONAL LAKES doc
... including the marine environment The application of this Convention shall not lead to the deterioration of environmental conditions nor lead to increased transboundary impact The provisions of this Convention ... parts thereof, aimed at the prevention, control and reduction of transboundary impact and aimed at the protection of the environment of transboundary waters or the environment influenced by such waters, ... historical monuments or other physical structures or the interaction among these factors; they also include effects on the cultural heritage or socio-economic conditions resulting from alterations to...
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Tài liệu Cleaner Water in China? The Implications of the Amendments to China’s Law on the Prevention and Control of Water Pollution pptx
... regulations to address water pollution.26 The State Council will continue to implement new regulations under the amended LPCWP.27 A The Environmental Protection Law The Environmental Protection Law ... protection.35 In addition to the LPCWP, polluting industries are subject to a variety of rules and regulations Nationally, these include the Implementing Rules on the Law on the Prevention and Control ... waters”), with Law on Prevention and Control of Water Pollution art (P.R.C.) 36 Implementing Rules on the Law on Prevention and Control of Water Pollution (promulgated by the State Council, Mar...
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Tài liệu ELECTRICAL COMPONENTS - POWER SOURCES ON THE CAR pptx
... called power Carbon resistors are common in Toyota electronic systems Carbon is mixed with binder; the more carbon, the lower the resistance Some have the resistance value stamped on, others are ... by the magnetic force on the coil In operation, when the control circuit switch is open, no current flows to the relay The coil is not energized, the contacts are open, and no power goes to the ... light striking the base "turns on" the transistor This switches on a second transistor which amplifies the signal The more sophisticated electronic control systems now being used on the vehicle,...
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Tài liệu Status Report on The Application of Integrated Approaches to Water Resources Management ppt
... management the world's freshwater resources and on the situation of sanitation through aa series ofinter-connected and complementary publications that, the situation and on the situation ofofsanitationthrough ... reliant on water flow from other countries, reported that it is the only Southern Caucasus country to sign the Convention on the Protection and Use of Transboundary Watercourses and International ... allocation or environmental controls (Jordan) The monitoring of water resources in Cameroon witnessed abandonment for a long time now since the economic crises of the 1980s As a concrete example,...
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