experimental quasi experimental and nonexperimental designs

... ratios of final mass and initial mass of the Maxsorb III sample at different higher temperatures Trang 4Appendix B 188 Appendix B Experimental Adsorption Uptake Data Table B.1 Experimental uptake ... Appendix D Drawings and Dimensions of the Storage Cylinder and AC Bed Heat Exchanger All dimensions are in mm Design Pressure 40 bar.g Design Temperature 90 °C Figure D.1 Drawings and dimensions ... for the ratio of final mass and initial mass of the Maxsorb III sample at different temperatures It can be seen that the changes in mass ratio are sharp below 120 °C and they are very close (indicated

Ngày tải lên: 10/09/2015, 15:54

... Drawings and Dimensions of the Cryostat……… 191 Appendix D Drawings and Dimensions of the Storage Cylinder and AC Bed Heat Exchanger……… 193 Appendix E Details of Leak Test of the Storage Cylinder and ... to the adsorption anddesorption processes In this research, the ANG storage system is comprehensivelystudied both experimentally and theoretically for enhanced storage capacity andeffective thermal ... adsorption process and is observed to be well-fittedwith the experimental kinetics data These adsorption characteristics, both the isothermand kinetics, are the key information in designing and analysing

Ngày tải lên: 10/09/2015, 15:54

... and R507a) and methane with activated carbon Maxsorb III are obtained experimentally with the effects of bed pressure and adsorbent temperature on the adsorption rate are investigated These experimental ... Isotherm Data and Results for R134a on ACF A20 114 Table 5.5 Isotherm Data and Results for R507a on ACF A20 115 Table 5.6 Correlation coefficients and overall deviations with experimental data ... kinetics test with and without temperature offset for ◊ -R134a, o-R410A, Δ-R507a and □ -Methane at temperatures range from 5 to 45 °C 132 Figure 5.23 Experimental (−−−−−) and predicted ( - -

Ngày tải lên: 11/09/2015, 10:01

... dynamism and vigor have always motivated me and despite facing many ups and down during our study, we never got bogged down and always held high spirits I shall rather pledge my accomplishments and ... always with me and instilled fresh hopes and aspiration, enabling me to set my focus and sight in the right direction Both professionally and personally, we had struck a nice camaraderie and true sense ... Babukanth, Anand kumar Raju, Sankaranarayanan and Karthik Raja for motivating me in all research endeavors and other aspects of my life Last but not least, my fellow confederate and close pal,

Ngày tải lên: 12/09/2015, 11:01

... 189 7.3 Experimental Test Rig 196 7.3.1 Description of Test Facility 196 7.3.2 Experimental Procedure 200 7.4 Results and Discussion 207 7.4.1 Experimental Heat Leak Test 207 7.4.2 Experimental ... Propane-Activated Carbon: Theory and Experiments." Applied Mechanics and Materials 388 (2013): 76-82 4 Wai Soong Loh, Ismail, Azhar Bin, Kim Choon Ng and Won Gee Chun “Experimental Performance Rating ... has taught me, both at a conscious and sub-conscious level, how good experimental thermodynamics is done I am truly blessed by all the valuable ideas, funding and time, which positively enhanced

Ngày tải lên: 12/09/2015, 11:05

... (McHugh and Krukonis, 1994; Kiran and Sengers, 1994; Hutchenson and Foster, 1995; McHardy and Sawan, 1998) The principle objective of this Chapter is to present recent experimental and theoretical ... solid-CO2system 189 CHAPTER TEN Formation of Aspirin and PLGA Particles through Rapid Expansion of 10.2 Experimental apparatus and procedure 202 10.3 Results and discussion 205 10.3.1 Precipitated aspirin ... behavior of CO2 and correlation with PLJC EOS model 188 Figure 9.2 Experimental solubility of cholesteryl acetate in supercritical CO2 and correlation with PLJC EOS model 195 Figure 9.3 Experimental

Ngày tải lên: 17/09/2015, 17:19

... between experimental and numerical data (No Figure 4.19 Comparison of air velocity between experimental and numerical data (No PV is used) 95  Figure 4.20 Comparison of air velocity between experimental ... experimental and numerical data (RMP is used) 95  Figure 4.21 Comparison of air velocity between experimental and numerical data (DATD is used) 95  Figure 4.22 Comparison of air temperature between experimental ... (PV); combination of PV and DV system; and numerical study on indoor air quality and thermal environment Based on the literature review, the knowledge gap is identified and the research hypotheses

Ngày tải lên: 05/10/2015, 22:04

... Abstract Experimental and numerical investigation has been performed in this work to evaluate the performance for triangular finned tube heat exchanger Experimental work included designing and manufacturing ... annuli and water at Reynold's numbers ranging from (10376.9 to 23348.03) flows through the inner tube Performance of (smooth and finned) tube heat exchanger was investigated experimentally Experimental ... convective heat transfer coefficient was increment by 3.55% and 3.31% and increment in pressure drop by 0.68% and 2.08% for two- hole and four -hole cases respectively Iqbal et al [6] investigated

Ngày tải lên: 20/11/2015, 14:05

... various individuals and groups from European countries, principally zerland and Italy, and Japan have conducted many full-scale tests on different kinds of rock fence to verify them and exchange information ... Figures 2.8 and 2.9 show the impact process; i.e., the motion of the RC block and the behavior of the rock fence just before and during the collision in Test No 1 and Test No 2, respectively, and the ... de-sign of remedial measures of retaining fences and barriers, ditches and berms, or even rock sheds and tunnels In addition, rockfall prediction and modeling, espe-cially in combination with rock

Ngày tải lên: 21/05/2016, 23:07

... Paul Loeper, Youngchul Ra, David Foster, and Jaal Ghandhi Univ of Wisconsin CITATION: Loeper, P., Ra, Y., Foster, D., and Ghandhi, J., "Experimental and Computational Assessment of Inlet Swirl ... IMEP and NOx emissions, (b) UHC and CO emissions The predicted IMEP matched the experimental values of ∼4bar, and the NOx emissions are in good agreement with measured data both in trend and quantitatively, ... investigation, an experimental matrix was developed to determine how changing inlet swirl affected GCI operation at various fixed load and engine speed operating conditions (4 and 8 bar net IMEP; 1300 and

Ngày tải lên: 05/03/2017, 13:34

... symmetries, and magnetic and electric behaviors reported with increasing values of x in Bi1-xRExFeO3 and/or decreasing ionic radii of the rare earth cation [8, 9, 17–18] Recent studies of bulk and thin ... spintronic and magnetic applications Trang 6EXPERIMENTAL AND COMPUTATIONAL DETAILS RExBi1-xFeO3 ceramic targets (where RE= Ho, Sm, Pr, Nd, and Eu; x = 0; 0.1, and 0.2) were prepared by a sol-gel ... appeared: As for doping of Ho and Sm , the structure is single phase orthorhombic, while for Pr and Nd, it has become a mixed phase of orthorhombic and tetragonal, and for Eu doping case, it is

Ngày tải lên: 16/12/2017, 14:58

... (cm min-1) and t is the service time to breakthrough (min) Experimental data obtained are used to plot BDST curves and estimate the characteristic parame-ters K and N0from the slope and intercept ... breakthrough curves and the experimental data The fact that values of coefficient of determination (R2) were closed to unity ([0.95) revealed good agreement between the obtained models and the experimental ... (Abbasian and Slimane 1998; Slimane and Abbasian2000), and manganese oxide (Zeng et al 2015; Cheah et al.2011) as active sorbents Among them, while ZnO is a well-known and commercial adsorbent used

Ngày tải lên: 16/12/2017, 17:54

... induced membrane destruction and other biological effects Lokhandwalla and Sturtevant (2001) analyzed the interactions between red blood cells and shock-induced and bubble-induced flows in a ... theoretically, analytically, and experimentally The shock wave sterilization method kills marine bacteria mechanically and biochemically using rebound shock waves and free radicals generated from ... are investigated using experimental pressure profiles in both an open and confined space, respectively On the other hand, the observation using an ultra-high-speed camera and a microscope captures

Ngày tải lên: 19/09/2018, 12:37

... inhibitor and the degree of surface coverage were calculated using Eqs.(1)and (2), respectively, where W1and W2are the weight losses (g) for mild steel in the presence and absence of the inhibitor and ... Variation of experimental inhibition efficiency with the energy of the LUMO for skeletons I, II and III Trang 7affinity through the value of EHOMOand ELUMO, respectively.On the other hand, Eqs.(5) and (6)are ... other hand, global hardness, g is the inverse of global softness and is given as g = 1/S.Table 6also presents the cal-culated values of IP, EA, S and g for the studied amino acids in gas and aqueous

Ngày tải lên: 13/01/2020, 05:01

... damage the roadway and equip-ments and cause a large number of miners’ casualties[1–6] The reaction kinetics of gas explosion has been experimen-tal and numerical studied[7–11]and the effects of ... range of 293–454 K) and pressures (within the range of 0.5–10.4 bar) Konnov and Dyakov[17]experimental measured the propaga-tion speed of adiabatic flames of methane/oxygen/CO2, and the effects of ... experiment and simulation Meanwhile, sensitivity analysis is made to identify the effects of N2and CO2on the key elementary reactions in the ignition chemistry of meth-ane/air mixture Experimental and

Ngày tải lên: 13/01/2020, 05:34

... hardened and plastic concrete as results from any and combination of many causes Types and causes of typical cracks are summarized in many documents like [1], [4], etc Based on their pattern and the ... the porosity of concrete and the accumulation of Cl- ion and O2 from water and the air into it Thereby, this action will promote the corrosion of steel reinforcement and crack in concrete [12], ... which can be easily eroded in water and, under a wet-dry action caused by tide, it was deteriorated and became porous and permeable Together with tide rise and fall, the moisture content of concrete

Ngày tải lên: 02/03/2020, 17:58

... metabolic pathways of AMP, GMP, IMP and XMP catalyzed by rat brain cytosol were explored using two complementary (experimental and theoretical) approaches Experimental approach determination ... 100 (Fig 6) (see [3], and Table 3, for further explanations on the signicance of these parameters) The equation described as V8d and V8r, and the corresponding substrates and products were not ... (without H2O2) and incubated further for 120 At the times indicated, the adenylic charge, ATP and inosine were determined as described in Materials and methods H2O2 evokes a decrease and an increase...

Ngày tải lên: 17/03/2014, 10:20

... obtained and are shown by the squares in Fig 4B The experimental data were used to identify the halfsaturation constant Ki and the Hill coefficient gg in Eqn (18), which were estimated to be 1.13 mm and ... concentrations Full and broken lines represent model predictions for genes with one (f1p) and two (f2p) binding sites, respectively, and circles with error bars represent the experimental data ... cerevisiae and Kluyveromyces lactis Model predictions are represented by a broken line for S cerevisiae and a full line for K lactis Steady-state experimental data are shown by circles and squares...

Ngày tải lên: 29/03/2014, 09:20

... Experimental and Computational Hydrogen Thermochemistry of Organic Compounds Experimental and Computational Hydrogen Thermochemistry of Organic Compounds Long Island University, ... used acetic acid, methanol, and cyclohexane as solvents and Pd over carbon support, Pt/C, Pt, Pd/BaS04, and Pt02 He settled on Pd/C and cyclohexane as optimal Precision and agreement with Kistiakowsky's ... mechanical effects and molecular strain, for example, resonance stabilization of aromatic compounds, conjugative stabilization of linear polyenes and polyynes, and steric effects in cisand trans- isomers...

Ngày tải lên: 01/04/2014, 10:53

... uncertain ther! mophysical properties and interfacial relations on the computational results[ 1[ Experimental study Experimental studies include measurements of velocity and optical properties of the ... laser!induced shock wave\ and due to scattering and absorption by the plume[ The distance between the probing beam and the target surface is incrementally adjusted and the corresponding arrival ... 1[4\ 3[1\ 4[1 and 4[8 J cm−1[ The surface temperature increases with the laser ~uence\ and rises quickly to the melting and boiling temperatures[ Melting begins at 3[3\ 2[0\ 1[6 and 1[4 nsec while...

Ngày tải lên: 06/05/2014, 08:55