asia pacific telecoms progress in fits and starts

... per year [1] The H2 is used in petroleum refining, ammonia and methanol production, food industry, chemical and petrochemical industries, metal refining, electronic industry, etc Use of H2 as ... not be increased indefinitely by lowering the cycle time, there being a finite limiting value of productivity for a finite value of the adsorbate mass transfer coefficient [18], and (iii) instantaneous ... from the reported integral diffusivities according to the analysis of Garg and Ruthven [69] 20 summarized in figure 12 The dominance of intracrystalline diffusion in controlling the sorption...

Ngày tải lên: 01/04/2014, 10:07

... presented in Figure As shown in the figure, an increase in moisture content brings about an increase in the concentration of H2 and CH4 and decrease in the concentration of CO This is because of the increasing ... An increase in Frg, as discussed before, brings about an increase in the concentration of combustible gases and higher heating value which yields an increase in cold gas efficiency and an increase ... composition and the corresponding heating value Many studies on the modeling of coal gasifers, in general, and coal gasification in bubbling fluidized beds, in particular, can be found in the literature...

Ngày tải lên: 01/04/2014, 10:22

... if one is interested in the parametric identification of a system of the ordinary differential equations In future, the numerical experiments are intended to take place in order to investigate ... Applied Mathematics and Computation, 139: 491 502 Jazwinski A.H (2007) Stochastic Processes and Filtering Theory Dover Publiscations Inc McDonald A.D & Sandal L.K 1999 Estimating the parameters ... stochastic principles as it was done in [Hu at al., 2003] However, in our case we are not going to solve "pure" optimal control task, because we consider a non-random vector of parameters and thus...

Ngày tải lên: 19/06/2014, 21:20

... July, 2011 Printed in Croatia A free online edition of this book is available at www.intechopen.com Additional hard copies can be obtained from orders@intechweb.org Progress in Biomass and Bioenergy ... within the laboratory unit because attempts to so would inevitably lead to bed material clogging the measure openings in the device Having said that, our assessment and purpose is to define and ... Preface and J Aranha, in Chapter suggest a methodology for assessment of forest above ground biomass and dynamics using remote sensing and geostatistical modelling Section III which contains three...

Ngày tải lên: 19/06/2014, 21:20

... presented in Figure As shown in the figure, an increase in moisture content brings about an increase in the concentration of H2 and CH4 and decrease in the concentration of CO This is because of the increasing ... An increase in Frg, as discussed before, brings about an increase in the concentration of combustible gases and higher heating value which yields an increase in cold gas efficiency and an increase ... composition and the corresponding heating value Many studies on the modeling of coal gasifers, in general, and coal gasification in bubbling fluidized beds, in particular, can be found in the literature...

Ngày tải lên: 19/06/2014, 21:20

... consisting of thousands of spectral lines Broadening mechanisms of atomic and ionic spectral lines due to Doppler, resonance and Stark effects have been considered The numbers of oxygen and argon lines ... walls and total power spent for process of gasification were determined from current and voltage 60 Progress in Biomass and Bioenergy Production measurements and calorimetric measurements on cooling ... conducting arc core Further heating and ionization of the steam are the principal processes which produce water plasma The continuous inflow and heating lead to an overpressure and plasma is accelerated...

Ngày tải lên: 19/06/2014, 21:20

... culmination of current annual increment the age of the stand at which being known allows predicting the optimum age for harvesting The model has been developed for determining the land area and ... Exponent a determining the rate of growth in real time depends on the particular species and a number of other factors such as insolation and availability of water and nutrients at the site and has to ... variable x= at , ln (12) or substituting at with x·ln2 in Eq (9), or just writing x instead of t and putting a = ln2 The current annual increment is normalized by choosing the constant factor to satisfy...

Ngày tải lên: 19/06/2014, 21:20

... the middle infrared wavelength band 122 Progress in Biomass and Bioenergy Production The NDVI and TVI2 are the best correlated indices for the Eucalyptus and the MVI1 and MVI2 for the Pinus These ... NPP and the reflectance from each individual band and some vegetation indices As presented in Table 6, Pinus NPP shows the higher correlation (positive) with the near infrared wavelength band, ... reflectance in the two middle infrared bands from LANDSAT ETM+ image 3.2.3 Model adjustment and selection The available data (31 sampling plots for the Eucalyptus globulus and 34 for the Pinus pinaster)...

Ngày tải lên: 19/06/2014, 21:20

... cells and metals are present since the life origin, and they occur successfully in the nature These interactions are performed on cellular envelope (walls and membranes) and in cellular interior ... strain of Paecilomyces sp, for eliminating Cr (VI) from industrial wastes, the mycelium biomass was incubated with non sterilized contaminated soil containing 50 mg Cr (VI)/g, suspended in LMM, ... characterization has 164 Progress in Biomass and Bioenergy Production been to indentify the chemical groups involved in the biosorption and the way that these groups perform the metal binding The most common...

Ngày tải lên: 19/06/2014, 21:20

... that y =C χ (34) Combining (29) and (34) the following relationship between vectors X obtained: Y =Θ , X , , and Y , is (35) , Where: Θ (C = , Finally substituting in (35) X obtained: ,C ) ,…,C by ... point at time n, Λ , i = l … Ne and Λ , j = l … Nu are weighting matrices (symmetric) and Ne Nu are positive integer numbers greater or equal one Next the following vectors containing current and ... and F.Mesquine,Modelling and Estimation and Optimal Control Design of a Biological Wastewater Treatment Process, MMAR09,Miedzyzdroje, Poland H.El bahja, O.Bakka, P.Vega and F.Mesquine, Non Linear...

Ngày tải lên: 19/06/2014, 21:20

... 2003), and so on 3.2.3 Combustion in gas turbine A gas turbine, also called a combustion turbine, is a rotary engine that produces energy via the flowing combustion gas Gas turbine is widely used in ... condition and bio-oil property The corrosion in bio-oil of four kinds of metals used frequently in engines (including iron, lead, steel and copper) is studied at different temperatures and for ... impurities mainly contain pyrolysis char, fine sand, materials used in the reactor, and precipitates formed during storage (Oasmaa & Czernik, 1999) The content of mechanical impurities in different...

Ngày tải lên: 19/06/2014, 21:20

... B) and biomass N (C and D) during digestion and maturation phases of composting process 246 Progress in Biomass and Bioenergy Production 3.4 Humic acid and protein impurities during composting ... composting progress Accordingly, the decrease in the microbial biomass DNA concentration in the cooling stage of composting could be explained by the DNA binding to compost humic acids and the ... with biological and chemical parameters in a combined way 5.4 Humic acid and protein impurities during composting The humic acid increased during municipal solid waste composting process Also...

Ngày tải lên: 19/06/2014, 21:20

... such as animal waste and sewage sludge, are produced continuously in farms and disposal plants The most common method for treating these wastes is to use landfill and/ or incineration methods that ... Kampus UI, Indonesia Introduction Global warming has become one of the most serious environment problems The main cause of this is because of the increasing of CO2 level in the atmosphere In recent ... intracellular around 0.24 g / g biomass at the beginning and increasing to 0.43 g / g biomass at 72 h cultivation and it was closed to result in media contain urea as nitrogen source [Figure 5] Cause...

Ngày tải lên: 19/06/2014, 21:20

... cylindrical particles are poor in Ca and P and quite rich in C and S Fig SEM picture of MBM The ICP analyses indicates that raw MBM contains large amounts of Na and Ca, followed by K, Mg and ... process and of leaching upon disposal of the final residue is indeed a problem that has already been underlined for a number of wastes of industrial origin, such as sludges and wastes obtained from ... 300 Progress in Biomass and Bioenergy Production cracking and condensation reactions are assisted and enhanced by parallel oxidative and combustion reactions Char and tar combustion occur in parallel...

Ngày tải lên: 19/06/2014, 21:20

... mainly methane and minor amounts of hydrogen, methane, propane, ethylene, CO, CO2 When heating is carried out in an even mild oxidizing atmosphere the gas produced contains mainly CO2 and CH4 and ... radiance readings on a standard reflectance, white polyester tarp, before beginning the scanning and after the whole field had been scanned Scanning errors were minimized by following the protocols ... http://asterweb.jpl.nasa.gov/swir-alert.asp (accessed online 14th August, 2010) 332 Progress in Biomass and Bioenergy Production Pacheco, A and McNairn, H 2010 Evaluating multispectral remote sensing and spectral unmixing analysis for...

Ngày tải lên: 19/06/2014, 21:20

... crisis in the mid 70‗s 360 Progress in Biomass and Bioenergy Production that interest in EtOH rose again The program ―Pro-Alcool‖ was launched in 1975 to favour EtOH production from sugarcane In ... engineering to express foreign genes associated with xylose and arabinose catabolism have been done with some success (van Maris et al., 2007) and a new industrial strain with xylose and arabinose ... out and the influence of the binder on the quality and stability of the pellets was tested as well as the influence of char mixing Heating and pressing of the char/binder mixtures led to stable...

Ngày tải lên: 19/06/2014, 21:20

... Harun1,2, Boyin Liu1 and Michael K Danquah1 Engineering Laboratory, Department of Chemical Engineering, Monash University, Victoria, 2Department of Chemical and Environmental Engineering, Universiti ... main methods include physical treatment (such as milling and grinding), thermo-chemical pretreatment (such as steam explosion) and ammonia fibre explosion Mechanical comminution can be a combination ... thermophilic, and extreme thermophilic bacteria II Thermoanaerobacter ethanolicus JW200 and its mutants in batch cultures and resting cell experiments Biotechnology and Bioengineering, 13: 193-205...

Ngày tải lên: 19/06/2014, 21:20

... ammonia and methanol, the refining of metals and most recently as a clean fuel for powering vehicles Hydrogen can be produced in a number of ways including as a by-product during the cracking of ... increasing a staggering 39 percent (Finfacts-Team, 2009) Obviously, this will have significant impact on climate change and put pressure on the power industry to cope with the increasing demand ... 410 Progress in Biomass and Bioenergy Production ammonia and methanol, the refining of metals and most recently as a clean fuel for powering vehicles Hydrogen can be produced in a number...

Ngày tải lên: 19/06/2014, 21:20

... presented in Figure As shown in the figure, an increase in moisture content brings about an increase in the concentration of H2 and CH4 and decrease in the concentration of CO This is because of the increasing ... An increase in Frg, as discussed before, brings about an increase in the concentration of combustible gases and higher heating value which yields an increase in cold gas efficiency and an increase ... composition and the corresponding heating value Many studies on the modeling of coal gasifers, in general, and coal gasification in bubbling fluidized beds, in particular, can be found in the literature...

Ngày tải lên: 26/06/2014, 23:20

... + and linearizing as usual, we obtain the linear operator d : ∧0 T ∗ ⊗ G → ∧1 T ∗ ⊗ G : (λτ ( x )) → (∂i λτ ( x )) leading to: 8 Continuum Mechanics – Progress in Fundamentals and Engineering ... relativity (GR) introduced by Einstein in 1915 ([21],[38]) and leading to a Lagrangian depending on F = dA − [ A, A] as in the last remark In the meantime, Poincaré developped an invariant variational ... (elations) and not a word is left from the standard approach to GR In addition, we obtain the following important theorem explaining for the first time classical results in an intrinsic way: 30 30 Continuum...

Ngày tải lên: 28/06/2014, 14:20