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Calculation of second-order effects in columns – applications and examples [PDF]

open access: yesArchives of Civil Engineering, 2023
Standard PN-EN 1992-1-1 for designing reinforced concrete structures gives a major priority to the issues relating to second-order effects, but presents in detail only two approximate calculation methods: the nominal stiffness method and the nominal ...
Janusz Pędziwiatr, Michał Musiał
doaj   +1 more source

On the calculation of smoothing kernels for seismic parameter spatial mapping: methodology and examples [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2023
Spatial mapping is one of the most useful methods to display information about the seismic parameters of a certain area. As in b-value time series, there is a certain arbitrariness regarding the function selected as smoothing kernel (which plays the same
D. Montiel-López   +6 more
doaj   +1 more source

Some Examples of Calculation of Massless and Massive Feynman Integrals

open access: yesParticles, 2021
We show some examples of calculations of massless and massive Feynman integrals.
Anatoly V. Kotikov
doaj   +1 more source

Establishment of optimal scheduling model for electric vehicles connected to microgrid and calculation examples

open access: yesDianzi Jishu Yingyong, 2021
In order to solve the problem of fluctuation of wind-power output and disordered charging of electric vehicles connected to the power grid, a two-stage optimal dispatching model of electric vehicles connected to the micro grid by classification was ...
Jin Shanghe   +4 more
doaj   +1 more source

Numerical integration of the Cauchy problem with non-singular special points

open access: yesDiscrete and Continuous Models and Applied Computational Science, 2023
Solutions of many applied Cauchy problems for ordinary differential equations have one or more multiple zeros on the integration segment. Examples are the equations of special functions of mathematical physics.
Aleksandr A. Belov, Igor V. Gorbov
doaj   +1 more source

The Possibilities of Dynamic Phenomena Calculation in the Penstock of Hydropower Plant via Different Methods [PDF]

open access: yesMATEC Web of Conferences, 2022
When designing a hydropower plant with a long pressure penstock, special attention must be paid to the pressure conditions in the penstock, especially during emergency flow shutdown.
Hlbočan Peter   +4 more
doaj   +1 more source

PERFORMANCE STUDY OF GLOBAL WEIGHT WINDOW GENERATOR BASED ON PARTICLE DENSITY UNIFORMITY [PDF]

open access: yesEPJ Web of Conferences, 2021
The variance reduction techniques are necessary for Monte Carlo calculations in which obtaining a detailed calculation result for a large and complex model is required. The GVR method named as global weight window generator (GWWG) was proposed by the FDS
He Peng   +5 more
doaj   +1 more source

Strength determination of metal composite multiple-row joints [PDF]

open access: yesE3S Web of Conferences, 2023
The results obtained using standard and improved (modified) calculation methods for load distribution on fasteners and joints strength are analyzed on the examples of four types of multiple-row metal-composite joints with cover plates of various ...
Grishin V., Glebova M., Guseva N.
doaj   +1 more source

Vertex degree distributions of growing graphs: calculation methods using error control [PDF]

open access: yesОмский научный вестник, 2018
Methods for calculating final distributions of vertex degrees in growing graphs with a nonlinear rule of preferred binding are developed. The problem of calculation errors control is solved.
V. N. Zadorozhnyi   +2 more
doaj   +1 more source

Potential landscapes and induced charges near metallic islands in three dimensions [PDF]

open access: yes, 2003
We calculate electrostatic potential landscapes for an external probe charge in the presence of a set of metallic islands. Our numerical calculation in three dimensions (3D)uses an efficient grid relaxation technique.
A. Weichselbaum   +3 more
core   +1 more source

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