Unleashing Empirical Equations with “Nonlinear Fitting” and “GUM Tree Calculator”
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DOI: 10.1007/s10765-017-2282-y
Abstract: Empirical equations having large numbers of fitted parameters, such as the international standard reference equations published by the International Association for the Properties of Water and Steam (IAPWS), which form the basis of the “Thermodynamic… read more here.
Keywords: empirical equations; equations nonlinear; nonlinear fitting; gum tree ... See more keywords
The use of FEA and semi-empirical equations for weight estimation of a passenger aircraft
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DOI: 10.1108/aeat-12-2020-0287
Abstract: The purpose of this paper is to present the result of calculations that were performed to estimate the structural weight of the passenger aircraft using novel technological solution. Mass penalty resulting from the installation of… read more here.
Keywords: methodology; empirical equations; semi empirical; mass ... See more keywords
Visibility Parameter in Sand/Dust Storms’ Radio Wave Attenuation Equations: An Approach for Reliable Visibility Estimation Based on Existing Empirical Equations to Minimize Potential Biases in Calculations
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DOI: 10.3390/app10217530
Abstract: In efforts to structure an expression for wave attenuation under a sand/dust storm, most established calculations pronounce optical visibility as an essential parameter. Although visibility information can be retrieved from weather stations, other commonly encountered… read more here.
Keywords: visibility; wave attenuation; sand dust; empirical equations ... See more keywords
Evaluation and Prediction of the Scour Depth of Bridge Foundations with HEC-RAS Numerical Model and Empirical Equations (Case Study: Bridge of Simineh Rood Miandoab, Iran)
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DOI: 10.4186/ej.2019.23.6.279
Abstract: Today, scouring is one of the significant issues in river and coastal engineering. Each year, many bridges around the world destroy due to neglecting hydraulic elements. In the present study, scour depth around the piers… read more here.
Keywords: scour depth; bridge; numerical model; empirical equations ... See more keywords