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Online since: January 2026
Authors: Sakari Pallaspuro, Ehsan Ghassemali, Vahid Javaheri, Jukka I. Kömi, Mamdouh Eissa, Henri Tervo, Tuomas Alatarvas, Jacob Steggo, Mahmoud Elaraby, Mohammed Ali
The resulting ingots underwent homogenization heat treatment at 1100 °C for 3 h, followed by hot forging to achieve a 50% thickness reduction over the temperature range 1100–900 °C.
The software used for acquiring and analysing the data was Oxford’s AZTEC.
The persistence of (Mo,Nb,V)C carbides with sizes ≥ 1 μm suggests room for further refinement and size reduction.
Effect of Thermomechanical Processing: Hot Forging led to a significant reduction in the average δ-ferrite grain size, from 39 µm to 12 µm in alloy 310 and from 46 µm to 9 µm in alloy 353.
Alatarvas, Evolution of inclusion population in calcium treated ultra-high strength steels: novel applications of sample data treatment, Dissertation, University of Oulu, 2018
Online since: September 2014
Authors: Christian Fischer, Jochen Bönig, Benjamin Bickel, Matthias Ebenhöch, Michael Spahr, Jörg Franke
The more data points are chosen so much the better is the stress-strain curve represented.
An advantage of asymmetric behaviour is that the reviewing of results is easier and straightforward because all data is written on the contact side.
The most efficient way for time reduction is to change the number of Substeps in conjunction with rotation per step.
An additional reduction of the “number of divisions on edges”, speed up the computational time.
Merely a small gap reduction results for the lowest pull forces.
Online since: March 2007
Authors: Katsuhiko Sasakir, Yoshihiro Narita, Kenichi Murayama
In numerical examples the maximum natural frequencies are obtained with/without the shear deformable effect, and the differences between both cases are clarified by using numerical data for wide ranges of thickness ratios and boundary conditions.
This reduction is based on a physical observation that the outer layer has more stiffening effect than the inner layer in bending of laminated plates, and the idea is interpreted as an assumption that the optimum lay-up [θ1/θ2/…/θK]S,opt for the maximum natural frequency of laminated plates can be determined sequentially in the order from the outermost to the innermost layer.
For problems considered in the paper, the input data are: (1) material constant ( 1 2 12 23 12 , , , , E E G G ν ), (2) dimensions of plates (a, b, h), (3) boundary condition index (i.e.
The decrease is more evident for more constrained plate (i.e., CCCC plate with 23.6 percent reduction) than less constrained, more free plate (e.g., CFFF plate with only 4.4 percent reduction).
Online since: April 2022
Authors: Mercy Ogbonnaya, Mufutau Akindoye Waheed, Oluseyi O. Ajayi, Enesi Y. Salawu
The model is represented in Equation (5): (5) The modified model displayed a mean deviation of 5.5% from the experimental data of nanorefrigerants.
Experimental data was used to determine the function f(∅,T) and β that relate to particle motion.
This gave an accuracy of 2% with the experimental data, which is a significant improvement when compared to the exponential function.
The prediction from the correlation was 92% in agreement with the experimental data within the deviation of ±15%.
Therefore, further experimental analysis of nanorefrigerants viscosity is needed to obtain data that will be useful in developing models that will accurately predict the viscosity of nanorefrigerants.
Online since: July 2017
Authors: Madlen Ullmann, Michael Höck, Claudia Kawalla
Decreasing optimization potential concerning the weight reduction in aircraft and automotive components boost the demand for lightweight materials and new technologies.
The lack of significance in case of the thickness can be explained by the small variation of the data base.
The different proportion of the impact can be explained by the data base.
Tenenhaus et al., PLS path modelling, Computational statistics & data analysis 48 (1) (2005) 159-205
Online since: August 2013
Authors: N.V. Martyushev, E.N. Pashkov
In the article data about application nanopowder on a structure of coatings of the form are submitted at a casting of lead-tin bronzes.
From the data resulted in the table and technical requirements to become clearly that depth of gas pockets on a handsheet surface it is not possible to be more than 5 mm.
Reduction of amount of gases at the expense of careful scrubbing action of a surface from a deposit and combustion yields coating and not uses coating (as gas emissive) led welding to a cast part to a surface of the shape and the considerable difficulties at its extraction.
Online since: October 2010
Authors: Fu You Wang, Li Chen, Jia Lu Li, Guo Li Zhang, Guang Wei Chen
All above experimental results could provide fundamental data to the optimal design complex structure laminated composite parts.
R.P.Jia [8∼9] studied the tensile strength of carbon bismaleimide laminates with two vertical line splicing plies, the stress concentration in the splicing region is the main reason for the reduction tensile strength of splicing laminates.
(a) (b) Figure 3 Typical load-displacement curves of flexural test, (a) the flexural load-displacement curves of DLS and CL, (b) the flexural load-displacement cures of LS and CL Table 3 the flexural experimental data of laminated Splicing shape Sample code Splicing interval length/mm Flexural strength/MPa Flexural modulus /GPa Double vertical line form DLS4 4 119.5 5.62 DLS8 8 135.5 6.14 DLS12 12 173.7 7.37 DLS16 16 193.9 7.68 Ladder form LS4 4 227.9 7.06 LS8 8 230.0 7.37 LS12 12 232.7 7.58 Continuous form CL - 243.8 7.68 Conclusions In this paper, the tensile properties and flexural properties of different splicing shape and interval length were tested, yielding the following conclusions: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 0.0 0.1 0.2 0.3 0.4 0.5 0.6 Load/KN Displacement/mm LS4mm LS8mm LS12mm LC 0 1 2 3 4 5 6 7 8 9 10 11 12 13 0.0 0.1 0.2 0.3 0.4 0.5 0.6 Load/kN Displacement/mm
Online since: September 2011
Authors: Hao Hao Jiang
Principal component analysis can be found in process monitoring, fault diagnostics, multivariate statistical process control and reduction of the data dimension [6-10].
The data is shown in Table 1.
The standardized data we obtained from this article is shown in Table 2.
Through processing the data in the table, we can draw the principal component coefficient and principal component expression.
(4) We use the above formula and the standardized data to compute principal component and comprehensive principal component values, and integrated principal component values by sorting.
Online since: October 2011
Authors: Hao Hao Jiang
Principal component analysis can be found in process monitoring, fault diagnostics, multivariate statistical process control and reduction of the data dimension [3-7].
The data of previous test shows in table 1.
The standardized data we obtained from this article shows in table 2.
Standardized data zx1 zx2 zx3 zx4 zx5 zx6 zx7 zx8 zx9 zx10 zx11 zx12 zx13 A -1.04 -0.57 -0.55 0.68 -0.32 -0.65 0.03 0.69 -0.08 0.07 -0.29 -0.39 0.55 B 0.29 -1.25 -1.38 -0.34 -1.29 -1.61 -1.92 -1.06 -0.83 -1.60 -1.71 0.02 1.21 C -1.10 -0.57 -0.55 0.68 -0.32 0.32 0.35 1.01 0.17 0.33 -0.29 -0.3 0.72 D 1.26 0.79 0.28 -1.36 0.65 0.32 0.68 -0.90 -0.58 0.07 1.10 1.41 -1.43 E 0.95 1.47 1.10 1.19 -0.32 0.32 0.03 1.01 1.90 -0.35 0.50 0.75 -0.28 F -0.36 0.113 1.10 -0.85 1.61 1.29 0.84 -0.74 -0.58 1.48 0.68 -1.49 -0.77 (2)We calculate correlation matrix of every index and the data is shown in Table 3.
Through processing the data in the table, we can draw the principal component coefficient and principal component expression.
Online since: June 2014
Authors: Nicola Tucci, Francesco Antonio Fagà
The AMN overall are produced annually 386.854 tons of RSU ( municipal data 2012) with a per capita average daily production of 0.82 kg / inhabitant; municipal data on the production of RSU have a much diversification thrust between the data of the average daily production per capita Escobar (0.34 kg / inhabitant ) and San Isidro ( 1.29 kg / inhabitant ), which may be due to several factors such as the quality of the data and / or a different urban - industrial and social and / or with the presence of non-formal landfills ( Basurales Cielo Abierto ).
The feasibility study will evaluate these data, through direct analysis, also using the information provided by CEAMSE and provides a projection of the average figure in the urban area of the GBA [2].
In any case, at this stage, the data gives us the order of magnitude of an annual production of RSU total of between 400 - 450.00 tons / year.
The future of management goes through a systematic reduction of waste generation, waste collection extended to all villages, enhancement through the recovery of materials and energy production.
However, the first and the second phase does not have a simple and unequivocal relationship to " cascade " that leads from the first to the second, but they have a two-way relationship of exchange data and interact with each other.
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