thermal actions on a cooling tower shell
Tài liệu Ozonation of Cooling Tower Water: A Case Study ppt
... Operation and maintenance Under the ozonation contract, NWMC runs the ozonation equipment and monitors and maintains the water quality of the cooling towers Once the ozone system was installed, ... aquatic ecosystems or to wastewater treatment plants that rely on bacterial activity Ozone Treatment Ozonation, in contrast to traditional chemical treatment, involves the on site generation ... Between March 1987 and March 1988, the median concentration ratio was 9.8, based on conductivity In comparison; NWMC's water quality analysis in 1988 indicated that the ozonated water operated at 25.3...
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Báo cáo khoa học: Puroindoline-a and a1-purothionin form ion channels in giant liposomes but exert different toxic actions on murine cells pptx
... ion channels, and in particular with data obtained with b-PTH showing the formation of cationselective ion channels in artificial lipid bilayer membranes and in the plasmalemma of rat hippocampal ... PTH-containing and PIN-containing crude fractions were dialyzed against deionized water and freeze-dried, and a1 -PTH, a2 -PTH and b-PTH were separated (at room temperature) by semipreparative RP-HPLC ... based on the Goldman– Hodgkin–Katz flux equation [30,31] The reversal potential of a cationic current as a function of the concentration or activity and the permeability of each ion species was calculated...
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Báo cáo khoa học: Fully active QAE isoform confers thermal hysteresis activity on a defective SP isoform of type III antifreeze protein docx
... successive stacking of hexagonal ice plates on the basal plane, leading to the formation of an ice bipyramid, as illustrated in Fig When pyramidal planes are created by the adsorption of AFPs, the ... first basal plane [14], thereby creating a hexagonal ice plate that is smaller than the first layer Repeated binding of AFP to the prism plane and the generation of a smaller ice nucleus cause successive ... retention of the c- : a- axis ratio at approximately 3.3 for flounder type I AFP mutants that accumulate onto a {20 21} pyramidal plane Significantly, a similar continuous growth of the ice bipyramid...
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Báo cáo khoa học: N-Terminal segment of potato virus X coat protein subunits is glycosylated and mediates formation of a bound water shell on the virion surface docx
... strain CP N-terminal peptide Monosaccharides were analyzed as AMC derivatives (A) Analysis of a blank sample (eluate fraction between peaks in chromatographic profile shown in Fig 3) (B) Analysis ... al [31], water hydration sites are mainly located around protein cavities and clefts Raman optical activity spectra also indicate a high degree of hydration in PVX virions [34] 3144 L A Baratova ... Analysis of a standard mixture containing Glc, Gal, Man, Fuc, GlcNAc, GalNAc, ManNAc (C) Analysis of peak (Fig 3A) (D) Analysis of peak (Fig 3A) different chromatographic mobility on highly selective...
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Báo cáo hóa học: " Improvement on thermal performance of a diskshaped miniature heat pipe with nanofluid" docx
... shows a TEM (Hitachi 8100, Hitachi HighTech, Minato-ku, Tokyo, Japan) micrograph of carbon nanoparticles As illustrated in Figure 2, multiwall carbon nanotubes and carbon nanoballs were produced at ... averaged for all heat loads to be an averaged thermal resistance (Rav) at each charge volume The room temperature was kept at 20°C, and the measured temperature range is about 20°C to approximately ... the thermal resistance (R) could then be evaluated from the equation, R = dT/Q The thermal resistance at each heat load could be calculated by the same process The thermal resistances were averaged...
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Báo cáo hóa học: " Enhancements of thermal conductivities with Cu, CuO, and carbon nanotube nanofluids and application of MWNT/water nanofluid on a water chiller syste" docx
... factors on thermal conductivity and stability of CNT/water nanofluids, including nanoparticle size and concentration, surfactant type and concentration, pH, temperature, power of ultrasonication and ... the heat transfer surface As a consequence, one can see that a much larger performance augmentation is seen at a lower flow rate (60 L/min) Conversely, the capacity reaches a plateau at higher ... and elapsed time after ultrasonication, and their interactions have been investigated experimentally The most suitable condition for production and application of CNT/water nanofluid has been...
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Performance Studies on a Downdraft Biomass Gasifier with Blends of Coconut Shell and Rubber Seed Shell as Feedstock
... equivalence ratio and composition of biomass blends on the performance parameters are evaluated | Paper ID :ICP2015-CP141 Page of 13 a) Species concentration The variations in species concentration ... this gasifier as per supplier specification is wood chip A gas analyser, gas chromatograph and a gas flow meter are provided to measure the quality and quantity of the producer gas Calibrated ... obtained by applying energy balance across zone-2 The linear and non-linear equations are solved using appropriate tools in the open source software SCILAB The equivalence ratio plays a vital...
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The effect of wind loading on the jib of a luffing tower crane
... very easily be averaged later, at the data analysis stage, to whatever averaging rate was desired 4.7 WEATHER STATION In addition to the instrumentation fitted to the crane, a weather station was ... a manufacturer’s calibration, and proof tested to 15 tonnes Load pins function in one direction only, and therefore the orientation of their installation is important The orientation and location ... horizontal and at minimum radius (nominally 3.6 m) the jib angle was approximately 85º to the horizontal A spring buffer arrangement was fitted to the A frame to act as an ultimate physical stop...
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Some studies on a probabilistic framework for finding object-oriented information in unstructured data
... the 22nd international conference on Machine learning [10] Eric Chu, Akanksha Baid, Ting Chen, An-Hai Doan, and Jeffrey F Naughton A relational approach to incrementally extracting and querying ... solution based on its approach with different advantages, however, they also have some shortcomings Information Extraction based solution has low scalability and low adaptability while Text Information ... website usually has its structured information such as location, number of bedrooms, price and area A professor homepage usually contains information about his education, email, department and the...
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The 25 most difficult questions you'll be asked on a job interviewThe 25 most difficult questions you'll be asked on a job interview
... For example, if the organization is known for strong management, your answer should mention that fact and show that you would like to be a part of that team If the company places a great deal of ... good manager? Can you give me some examples? WWW.RabElMagd.com WWW.RabElMagd.com Do you feel that you have top managerial potential? Keep your answer achievementand ask-oriented Rely on examples ... more at your age? Say that this is one reason that you are conducting this job search Don't be defensive 23 What you feel this position should pay? Salary is a delicate topic We suggest that you...
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Consolidation Chareteristics based on a direct analytical solution of the Terzaghi Theory
... Inflection Sridharan, A and Prakash, K 1995 Discussion on Point Method Geotechnique, 47 (1): 199-200 ‘Limitations of Conventional Analysis of Consolidation Robinson, R.G 1999 Consolidation Analysis ... on Results 2007 Diagnostic Curve Methods for Geomechanics, ASCE, (1): 75-79 of One-dimensional Consolidation Tests, Soils and Sivaram, B and Swamee, P.K 1977 A Computational Foundations, Japan, ... The actual theoretical one-dimensional consolidation relationship between average degree of consolidation U and the time factor T obtained from the Terzaghi theory may, depending on the range...
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INFLUENCE DISTRIBUTIONS OF ACID DEPOSITION IN MOUNTAINOUS STREAMS ON A TALL CONE-SHAPED ISLAND, YAKUSHIMA
... total organic carbon, dissolved SiO2, inorganic cations and anions were measured as water quality indicators INFLUENCE PATTERNS OF ACID DEPOSITION Yakushima (area of 503 km2) is a tall, circular, ... radii of a circle on a map (Ebise and Nagafuchi, 2002) We observed these streamwaters at downstream points on the same day every season for past twelve years The water quality in these streams ... most part to those in other areas, the concentrations of Na+ and Cl- were higher Because the Cl- in the streamwater had an atmospheric origin and was concentrated on the canopy between rainfall...
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Investigation of thermal effect on exterior wall surface of building material at urban city area
... radiation) of each material was calculated and analyzed (Figure 10) Figure 10 Normalized heat (total heat/solar radiation) using average heat of convection (qconv), heat of radiation (qrad) and ... period (a) morning, (b) afternoon, (c) evening Case 2-Menara Tabung Haji Menara Tabung Haji is a single detached-building located in Johor Bahru, Malaysia and based on the observations, the east-side ... which was connected to a data logger of non-volatile memory (GRAPHTEC) In addition, temperature and relative humidity data loggers with accuracy of ±0.2 ºC were also used Solar radiation was measured...
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Thermal evaluation of a sun tracking solar cooker
... and pasteurizing water are easily achieved Several research works [1- 3] were conducted on the thermal testing and performance evaluation for concentrating solar cooker and combined concentrating/oven ... solar cooker, and the parameters that characterize the performance of the solar cooker Evaluation of solar cooker thermal performance using different insulating materials was conducted by Mishra ... performed on the double-glazed solar cooker, Kumar [7] One of the earliest mathematical models to test the thermal performance of a Solar Cooker was presented by Garg et al [8] and Vaishya et al [9] Also,...
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Fuel economy improvement based on a many-gear shifting strategy
... Gear Total Ratio 4th Gear Total Ratio 5th Gear Total Ratio Final Drive Ratio Automatic Gearbox 1st Gear Total Ratio 2nd Gear Total Ratio 3rd Gear Total Ratio 4th Gear Total Ratio Final Drive Ratio ... to make this approach applicable to conventional transmissions, a many-gear transmission concept has been established Fuel economy and gear shifting effects Many approaches are known as feasible ... Based on Pattern Recognition and Learning Algorithm, 4th World Congress on Intelligent Control and Automation, China, 2002 [6] Mashadi B and Kazemkhani A A Fuzzy gear shifting strategy for manual...
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Plasmonic Green Nanolaser Based on a Metal SemiconductorStructure
... optical data storage, ultrafast optical communication, as well as biological/chemical sensing and imaging in the visible and infrared spectral regions ) Figure Anisotropic laser emission (a) Variation ... and preparation procedures, optical measurement setups, numerical simulation method, as well as additional experimental data This material is available free of charge via the Internet at http://pubs ... Nakamura, S.; Riordan, M Sci Am 2009, 300, 70–75 (28) Enya, Y.; Yoshizumi, Y.; Kyono, T.; Akita, K.; Ueno, M.; Adachi, M.; Sumitomo, T.; Tokuyama, S.; Ikegami, T.; Katayama, K.; Nakamura, T Appl...
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Bài tập lớn Tự động hóa nhà máy nhiệt điện - Cooling tower
... khiển Automatic variable-pitch(AVP) fans: quạt gió tự động thay đổi độ nghiêng cánh, tốc độ quạt không đổi Dùng biến tần (frequency-modulating control devices): thay đổi tốc độ quạt COOLING TOWER ... draft): quạt gió đặt c a vào không khí COOLING TOWER Phân loại theo cách thông gió Kiểu lai (hybrid draft) Là tháp thông gió tự nhiên có trang bị thêm quạt gió Được gọi “fan-assisted natural ... nước thải khí COOLING TOWER GIỚI THIỆU CHUNG Cấu trúc bản: COOLING TOWER GIỚI THIỆU CHUNG Hãng BKK – Thái Lan COOLING TOWER GIỚI THIỆU CHUNG Hãng Poongcheon - Hàn Quốc COOLING TOWER GIỚI THIỆU...
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Tài liệu Using Windows Vista on a Corporate Mobile Network docx
... systematic approach will save you time and money, and lead to a more secure configuration Understanding the operating system features and group policy options available to you should lead to a configuration ... to upgrade your APs to support it, your next best bet is, of course, WPA What the Personal and Enterprise designations mean for WPA and WPA2? Personal connections fall back on using a password ... implementation, but will make security and administration much easier Limit the Access Point’s broadcast area If the AP is broadcasting beyond a range where you need it to operate, reduce its signal...
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