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Wyszukujesz frazę "energetic approach" wg kryterium: Temat


Wyświetlanie 1-3 z 3
Tytuł:
Torsional buckling of restrained thin-walled bars of open bisymmetric cross-section
Autorzy:
Kujawa, M.
Powiązania:
https://bibliotekanauki.pl/articles/1933950.pdf
Data publikacji:
2012
Wydawca:
Politechnika Gdańska
Tematy:
thin-walled bars
torsional buckling
energetic approach
Newton-Raphson's method
Opis:
The problem of torsional budding of restrained thin-walled bars of an open constant bisymmetnc cross-section was solved using the minimum total stationary elastic energy condition (J. S. Przemieniecki 1968 Theory of Matrix Structural Analysis McGraw-Hill, New York) and the Newton-Raphson method (S. C. Chapra and R. P. Canale 1998 Numerical Methods for Engineers McGraw-Hill Book Company). The consideration was restricted to the elastic structures. The example presented in the paper helps to assess the correctness of the proposed solution. This article is an addition to the author's considerations contained in M Kujawa 2012 TASK Quart. 16 (1/2) 5.
Źródło:
TASK Quarterly. Scientific Bulletin of Academic Computer Centre in Gdansk; 2012, 16, 3-4; 301--306
1428-6394
Pojawia się w:
TASK Quarterly. Scientific Bulletin of Academic Computer Centre in Gdansk
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Distorsional analysis of I-section beam
Autorzy:
Kujawa, M.
Powiązania:
https://bibliotekanauki.pl/articles/1933992.pdf
Data publikacji:
2012
Wydawca:
Politechnika Gdańska
Tematy:
distortion
thin-walled I-section beam
elastic stiffness matrix
energetic approach
Castigliano’s method
Opis:
An elastic stiffness matrix was derived in the case of distortion of a restrained thin- walled I-section beam using the minimum total stationary elastic energy condition (Przemie- niecki J S 1968 Theory of Matrix Structural Analysis, McGraw-Hill, NY). The function describ- ing the angle of distortion was adopted form the solution of differential equation in the case of restrained distortion. The example presented in the paper helps to assess the correctness of the proposed solution. The proposed elastic stiffness matrix is applicable for solving distortion problems of bar structures composed of thin-walled members.
Źródło:
TASK Quarterly. Scientific Bulletin of Academic Computer Centre in Gdansk; 2012, 16, 1-2; 17-22
1428-6394
Pojawia się w:
TASK Quarterly. Scientific Bulletin of Academic Computer Centre in Gdansk
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Estimation of the Detonation Pressure of Co-crystal Explosives through a Novel, Simple and Reliable Model
Autorzy:
Zohari, Narges
Montazeri, Mahnaz
Hosseini, Seyed Ghorban
Powiązania:
https://bibliotekanauki.pl/articles/1062768.pdf
Data publikacji:
2020
Wydawca:
Sieć Badawcza Łukasiewicz - Instytut Przemysłu Organicznego
Tematy:
energetic co-crystals
detonation pressure
QSPR approach
MLR method
Opis:
The detonation properties of energetic co-crystals have a substantial role in the design of new co-crystals and it is necessary to know about them. In this study, a linear relationship is proposed between the detonation pressure of energetic co-crystals and their molecular structures via a quantitative structure property relationship (QSPR) method. This model assumes that the detonation pressure of an energetic co-crystal is a function of nN, Mw, nC/nH and nO/nH. The new model was obtained based on the calculated detonation pressures of 39 co-crystals as a training set. The R2 or determination coefficient of the acquired model was 0.9409. This novel correlation provided a proper assessment for a further 12 energetic co-crystals as a test set. Additionally, the root mean square and average absolute deviation of this newly presented correlation were found to be 2.249 and 1.716 GPa, respectively. As a consequence, the proposed correlation can also be utilized to design new energetic co-crystals.
Źródło:
Central European Journal of Energetic Materials; 2020, 17, 4; 492-505
1733-7178
Pojawia się w:
Central European Journal of Energetic Materials
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-3 z 3

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