Dynamic modelling of biomass gasification in a cocurrent fixed bed gasifier

... diameters and wall thickness with increasing catalyst load lead to an increase in the residence time for tar and hydrocarbons in the catalytic filter, favoring tar abatement However, these parameters ... the clean gas was around 0.25 g/Nm3 (N2 free, d.b.) A catalytically activated ceramic foam as additional reforming step for integration into the hollow-cylindrical space of t...

Ngày tải lên: 29/07/2016, 14:02

... vs the residence time Please cite this article in press as: Cai J, et al., The characteristics of biomass gasification in multistage heating and gradient chain gasifier, International Journal of ... oxidizing zone Initial height of BMF in the oxidizing zone is 0.03 m, and the weight of BMF is 1.89 kg The porosity of biomass one the chain is 0...

Ngày tải lên: 29/07/2016, 14:02

... in the gasification tests Leucaena was harvested from plots on the University of Hawaii Experiment Station at Waimanalo on Oahu Bagasse was obtained from the Gay & Robinson sugar factory at Kaumakani ... partitioning in the samples collected from gas sampling train during bagasse gasification Please cite this article in press as: Cui H et al Study on the fate...

Ngày tải lên: 29/07/2016, 14:03

... with a table that contains each ~-expression and the ima6e of its denotation in the current stage of the dynamic model When the domain of the ~-expression expands, the correct denotational relationship ... have the model contain the inconsistent information that "John and Mary talk" is true and that "Mary and John talk" is false If two non-equivalent ~-expressions were identif...

Ngày tải lên: 21/02/2014, 20:20

... 64 L Matejicek: Spatial modelling of air pollution in urban areas with GIS Fig The standalone software application for integrated evaluation of air quality Methods of integration air quality ... pollution in urban areas with GIS a sample of the spatial interpolation of air pollution in the area Again, in addition to standard analysis, the...

Ngày tải lên: 23/03/2014, 02:20

... however, there is a lack of knowledge concerning the quantification of nutrient content in the aboveground biomass of teak plantation in a tropical dry deciduous forest of Rajasthan, western India Therefore, ... aboveground biomass of teak plantation, Udaipur, Rajasthan, India N Component Table Concentration of nutrients (% ± 1.s.e.) in...

Ngày tải lên: 07/08/2014, 03:22

... stock of litter and soil by origin, and the transfers of carbon in litter and soil between forests and other land uses in Finland’s forests between 1922 and 2004 Figure Annual changes in the ... forests and an expanded forested area (see Fig 1) Carbon accumulated mainly in the biomass of trees, Carbon sink of Finland’s forests Figure Carbon stoc...

Ngày tải lên: 07/08/2014, 16:20

... Percentage of dry-matter remaining over time in decomposing fine roots of Chinese fir and Tsoong’s tree Bars indicate standard error Table I Weight loss rate and decay constant (k) of fine roots after ... cycling of N and P by a mixed forest of Cunninghamia lanceolata and Tsoongiodendron odorum in subtropical China, Acta Phytoecol Sin 26 (2002) 473–...

Ngày tải lên: 08/08/2014, 01:22

... complexity of gene expression differences between adult monocytes and cord blood monocytes in response to LPS In addition to the above genes which differed in expression between groups following LPS ... listed in Table We analyzed these genes using DFA in order to find those genes most likely to highlight the differences between cord and adult...

Ngày tải lên: 11/08/2014, 08:21

... parents because they are more protected against within-family drift Second, as a major constraint, the average EBV of the future individuals for an overall combination of many traits of economical importance, ... Matings a j and mating b j remain for final consideration Then, the possible matings assigned to the ordered pair (action 1, action 2) are: a j and a j, b j...

Ngày tải lên: 14/08/2014, 13:22

... organisms These observations revealed a dynamic and delicate balance between Sec acquisition and selenoprotein loss, and may partially explain the discrepancy between catalytic advantages offered ... C Archaea Methanopyrus kandleri C Methanococcus maripaludis Methanococcus maripaludis C Methocaldococcus jannaschii Other bacteria and archaea Other bacteria and archaea Orga...

Ngày tải lên: 14/08/2014, 17:22

... costs associated with biomass use decrease as the availability of biomass increases (Fig 2) As explained above, this negative relationship between cost and availability of biomass is caused by the ... biomass availability Increasing the level of biomass availability thus reduces the significance of variability in transportation costs We are able to conclude...

Ngày tải lên: 27/07/2016, 15:41

... unit operations of this ammonia technology include gasification, syngas cleaning, gas separation and various reactors for ammonia conversion and steam reforming of syngas The integration of the ... method carried out with MWe scaled-up gasifier Colour of the flare (a) before syngas cleaning, (b) after syngas cleaning Conclusions We have shown that tar extraction from syngas...

Ngày tải lên: 29/07/2016, 14:02

... deaths TABLE Characteristics of cases and two control groups: Population- based case -control study of smoking on risk of cancer deaths among Chinese men 1989–1991 Characteristic Cases No of subjects ... sex-matched living spouse control design as an alternative control selection for a nationwide population- based case -control study is valid and feasib...

Ngày tải lên: 26/10/2012, 09:48

Ngày tải lên: 05/09/2013, 09:38