a fluorescence images of the glass beads after immobilization of glyphosate at

Efficient progressive collapse analysis for robustness evaluation and enhancement of steel concrete composite buildings

... beam is assumed as point mass, and impacted beam is initially at stationary state, and full plastic impact where both beams move together after the impact and local deformation are insignificant ... literature (Hinman and Hammond, 1997) A truck carrying approximately 1.8 tons of TNT charges detonated at approximately 4.9 m from the north face of the building The blast action badly damaged ... non-associated plasticity formulation to model the inelastic behavior of concrete along multiple radial paths, including uniaxial, biaxial, and triaxial tension and compression The formulation also...

An Introduction to Intelligent and Autonomous Control-Chapter 5: Modeling and Design of Distributed Intelligence Systems

Danh mục: Quản trị Web

...

Tài liệu Design of Feedback Control Systems for Stable Plants with Saturating Actuators ppt

Danh mục: Cao đẳng - Đại học

... 3.2: The basic system for calculating X(t) Figure 3.2 shows the basic system and the location of the time-varying gain X(t) In this framework a basic problem can be defined The Basic Problem: At ... compensator states for the simulation of the system with saturation, it is clear that he states of the compensator not remain within the BA,C set When the controls are saturated the direction of the ... compensator state trajectory for the simulation of the system with saturation and the EG operator The states of the compensator remain within the BA,C set so control saturation is not expected In fact,...

Báo cáo khoa học: Insights into the design of a hybrid system between Anabaena ferredoxin-NADP+ reductase and bovine adrenodoxin pot

Danh mục: Báo cáo khoa học

... the ET reaction In this case an increase in the kobs value would be expected with increasing Adxox concentration, ﬁnally leading to saturating conditions that would be associated with an asymptotic ... with the exception of that at an Adxox:FNRrd : ratio, with kobs values decreasing with increasing Adx concentration, whereas the calculated V0 values increase with Adx concentration Such observations ... FNR (data not shown), is noticeable For this reaction a lag phase with no absorbance changes (200 s) is observed before the reaction is initiated, indicating that the accumulation of an obligatory...

Báo cáo khoa học: "User studies and the design of Natural Language Systems" doc

Danh mục: Báo cáo khoa học

... told them that an English interface to a database was run3.1 Preliminary analysis and filtering ning on the machine and that the database contained information about paintings by Van Gogh and other ... from the "database" about a set of paintings which possessed certain characteristics The database contained information about Van Gogh's paintings including their age, theme, medium, and location ... such as spreadsheets or graphics packages Of the remainder, had some experience with using databases and one of these had participated in the design a database None of them was familiar with the...

surface production operations - design of oil handling systems and facilities

Danh mục: Hóa học - Dầu khí

... Congress Cataloging -in- Publication Data Application submitted British Library Cataloguing -in- Publication Data A catalogue record for this book is available from the British Library ISBN: 978-0-7506-7853-7 ... must also accommodate accurate measuring and sampling of the crude oil This can be done automatically with a Lease Automatic Custody Transfer (LACT) unit or by gauging in a calibrated tank Figure ... Featured in this text are such important topics as gas– liquid separation, liquid–liquid separation, oil treating, desalting, water treating, water injection, crude stabilization, and many other...

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Báo cáo hóa học: " Optimal Design of Noisy Transmultiplexer Systems Huan Zhou1 and Lihua Xie2" docx

Danh mục: Báo cáo khoa học

... bands (thereby permitting crosstalk), we can eliminate the crosstalk in a manner analogous to aliasing cancellation in maximally decimated ﬁlter banks by a careful choice of transmitters and receivers ... are the state-space matrices of Ec,i as deﬁned in (36) and (38) Remark Note again that (41) is linear in receiver parameters and can be solved using convex optimization With Theorems and 3, the ... Systems, and Journal of Control Theory and Applications He is also a Member of the Editorial Board of IEE Proceedings on Control Theory and Applications He served as an Associate Editor of the Conference...

Part 4: Code of practice for design of composite slabs with profiled steel sheeting ppt

Danh mục: Kiến trúc - Xây dựng

... concrete in accordance with BS 8110-2:1985) taking As as Ap, d as ds and b as Bs) 6.5.2 Punching shear capacity The punching shear capacity Vp of a composite slab at a concentrated load should be determined ... the average applied static load (for a minimum of three tests) at a deflection of Ls/50, the slab not having failed; b) 0.5 of the average applied static load at failure Wst, when the slab fails ... composite slab made with concrete of the same strength grade NOTE As an alternative to calculation of the shear-bond capacity, the load carrying capacity of the composite slab can be determined directly...

ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 1 pps

Danh mục: Kĩ thuật Viễn thông

... northern areas of the U.S and Canada the gas contracts require lower dew points or lower water vapor concentrations in the gas Water vapor concentrations of 2-4 Ib/MMscf are common, If the gas ... discussed in this volume Natural gas produced from a well is usually saturated with water vapor Most gas treating processes also leave the gas saturated with water vapor The water vapor itself ... impurity of natural gas is nitrogen Since nitrogen has essentially no calorific value, it lowers the heating value of gas Gas purchasers may set a minimum limit of heating value (normally approximately...

ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 2 doc

Danh mục: Kĩ thuật Viễn thông

... be in the form of sensible heat, latent heat, or both Sensible Heat The amount of heat absorbed or lost by a substance that causes a change in the temperature of the substance is sensible heat ... called sensible heat because it can be measured by the change in temperature it causes For example, as heat is added to a piece of steel the temperature of that steel increases and can be measured ... from the Gas Processors Suppliers Association's Engineering Data Book and gives an approximate value of U for shell and tube heat exchangers It can be seen from the table that exchanging water...

ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 3 pps

Danh mục: Kĩ thuật Viễn thông

... calculate sensible heat for both the gas and liquid phases of each component The sum of all the latent and sensible heats is the approximate total heat duty Heat Lost to Atmosphere The total heat ... heat because it cannot be sensed by measuring the temperature Heat Transfer Theory 39 where q l h = latent heat duty, Btu/hr W = mass flow rate, Ib/hr K = latent heat, Btu/lb The latent heat of ... Facilities The heat lost to the atmosphere can be calculated in the same manner as any other heat exchange problem using Equation 2-3, The overall heat transfer coefficient may be calculated from a modification...

ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 4 pdf

Danh mục: Kĩ thuật Viễn thông

... through the heater and heat the process fluid in the tubes The principal classification of fired heaters relates to the orientation of the heating coil in the radiant section The tube coils of vertical ... simplifying installation A variation of the U-tube exchanger is the hairpin style of exchanger In the hairpin exchanger, multiple small tubes are bent into a "U" shape in place of the single central ... directing the flow patterns, the plate gasket keeps the fluids retained within the plate pack Figure 3-13 shows a plate-and-frame exchanger Major advantages of plate-and-frame exchangers include the...

ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 5 pps

Danh mục: Kĩ thuật Viễn thông

... heat to assure that the temperature is always above the hydrate formation temperature, lowering the hydrate formation temperature with chemical inhibition, or dehydrating the gas so that water ... heaters) heat the gas stream before and/or after the choke so that the gas is maintained above the hydrate temperature Indirect fired heaters can also be used to heat crude oil for treating, heat a hot ... Suppliers Association, Engineering Data Book 10th Edition.) CONDENSATION OF WATER VAPOR One method of assuring that hydrates not form is to assure that the amount of water vapor in the gas is always...

ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 6 potx

Danh mục: Kĩ thuật Viễn thông

... coils are immersed in a bath of water The water is heated by a fire tube that is in the bath below the coils That is, the fire tube provides a heat flux that heats the water bath The water bath ... evaporating the water If higher bath temperatures are needed, glycol can be added to the water In order to adequately describe the size of a heater, the heat duty, the size of the fire tubes, the ... and the bath temperature, the greater the heat transfer per unit area, that is, the greater the LMTD, the smaller the coil surface area needed for the same heat transfer The bath temperature is...

ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 7 ppsx

Danh mục: Kĩ thuật Viễn thông

... valve tray this point may be reached after the loss in efficiency of a comparable bubble cap tray So, in distillation applications, valve trays can have a greater vapor turndown ratio than bubble ... SulfaTreat® material reloaded to be placed into operation as the lag unit without gas flow interruption Removal of the spent SulfaTreat® material and the reload of the fresh material could be ... Condensate Stabilization 149 tured packing can lead to smaller-diameter and shorter stripping towers than can be obtained with trays CONDENSATE STABILIZER AS A GAS PROCESSING PLANT A gas-processing...

ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 8 doc

Danh mục: Kĩ thuật Viễn thông

... developed based on the hot carbonate system with an activator or catalyst These activators increase the performance of the hot PC system by increasing the reaction rates both in the absorber and the ... decrease the heat duty on the amine reboiler The heated rich amine then enters the amine stripping tower where heat from the reboiler breaks the bonds between the amines and acid gases The acid gases ... use either an atnine or carbonate solution Amine Processes Several processes are available that use the basic action of various amines These amines can be categorized as primary, secondary, or...

ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 9 pdf

Danh mục: Kĩ thuật Viễn thông

... Near the top of the tower the vapor rate equals the steam rate overhead plus the acid-gas rate The steam overhead can be calculated from the steam generated in the reboiler by subtracting the amount ... Inlet Gas Temperature At constant pressure, the water content of the inlet gas increases as the inlet gas temperature increases For example, at 1,000 psia and 80°F gas holds about 34 Ib/MMscf, ... creates a "cold finger" in the vapor space The hydrocarbon liquid and vapor phases along with the glycol/water phase are separated in a three-phase separator The lean glycol from the bottom of the...

ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 10 pdf

Danh mục: Kĩ thuật Viễn thông

... decreases as the temperature increases The temperature of the regeneration gas that commingles with the incoming wet gas ahead of the dehydrators is also important If the temperature of these ... that determines the size of a given desiccant bed is the relative saturation of the inlet gas This variable is the driving force that affects the transfer of water to the adsorbent If saturated ... wet gas or gas that has already been dehydrated If wet gas is used, it must be dehydrated after being used as cooling gas A, hot tower will not sufficiently dehydrate the gas The switching of the...

ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 2 Part 1 docx

Danh mục: Kĩ thuật Viễn thông

... lowers the heating value of gas The value of the increased volume of liquids sales may be significantly higher than the loss in gas sales revenue because of a decrease in heating value of the gas ... packing is used instead of trays Manufacturers supply data for their packing material which indicates the amount of feet of packing required to provide the same mass transfer as a standard bubble ... to the removing of ethane, propane, butane, and heavier components from a gas stream They may be fractionated and sold as "pure" components, or they may be combined and sold as a natural gas...

ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 2 Part 2 pps

Danh mục: Kĩ thuật Viễn thông

... clear from Figure 10-12 that because of the cooling that occured in the interstage (A to D) the gas at C is cooler than it would have been at point B The discharge temperature for any single stage ... 20, fit into slots in a rotating shaft The vanes slide into and out of the slots as the shaft rotates and the volume contained between two adjacent vanes and the wall of the compressor cylinder ... temperature) will be drawn into the cylinder As the flow rate to the compressor decreases, the suction pressure decreases until the gas available expands to satisfy the actual volume required by the...

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a fluorescence images of the glass beads after immobilization of glyphosate at different glyphosate concentrations as indicated in the numbers b