نتایج جستجو برای: udf user defined function

تعداد نتایج: 1744991  

Journal: :E3S web of conferences 2021

The distribution of PM2.5 around a thermal manikin with realistic female body shape in naturally ventilated room has been modelled. health risk (HR) due to inhalation the quantified by integrating pollutants mass flux over boundaries virtual box mannequin’s head (the breathing zone). By same approach HR is evaluated another that surrounds manikins and defines occupied zone. paper focuses on pec...

Journal: :Journal of Applied Fluid Mechanics 2023

In this paper, numerical simulations have been performed to study the performance of a single fully activated flapping wing serving as energy harvester. The aims paper are predicting and maximizing extraction efficiency by using optimization methodology. metamodeling genetic algorithms applied in order find optimal configuration improving efficiency. A response surface method (RSM) based on Box...

2000
Andrzej Krasniewski

We present an extension of a procedure for self-testing of an FPGA that implements a user-defined function. This extension, intended to improve the detectability of FPGA delay faults, exploits the reconfigurability of FPGAs and is based on modifying the functions of LUTs in the section under test. A modification procedure replaces a user-defined function of each LUT with a specific function tha...

2016
Thomas J. Hardcastle

Analysis is carried out through specification of a densityFunction class. The primary value in a densityFunction object is the @density slot, a user-defined function that should take variables x, observables and parameters. x corresponds to a row of data in a countData object. observables is a list object of observed values that may influence the model. By default, the @libsizes and @seglens va...

Journal: :Proceedings of the VLDB Endowment 2022

In recent years, complex data mining and machine learning algorithms have become more common in analytics. Several specialized systems exist to evaluate these on ever-growing sets, which are built efficiently execute different types of analytics queries. However, using various comes at a price. Moving out traditional database is often slow as it requires exporting importing data, typically perf...

1994
John Hosking Stephen Fenwick Rick Mugridge John Grundy

A visual functional language for constructing user interface components is described. The language, Skin, assumes a simple object-oriented interface to the underlying application and components may flexibly adapt to changes in the application. The language avoids the need for absolute or relative coordinate specification for subcomponents. An interesting feature of the language is that meaningf...

Journal: :Energies 2023

The kaolin suspension calcination technology is currently gaining attention as a new process of calcining kaolin. In this paper, the cooling system designed by CBMI Construction Co., Ltd. simulated using ANSYS Fluent software to analyze velocity field and temperature gas–solid two-phase flow Eulerian model. A compiled UDF (User-Defined Function) used simulate transfer mass heat from downcomer t...

Journal: :Energies 2021

High concentration of dissolved oxygen within microalgae cultures reduces the performance corresponding cultivation system (MCS). The main aim this study is to provide a reliable computational fluid dynamics (CFD)-based methodology enabling simulate two relevant phenomena governing distribution MCS: (i) mass transfer through liquid–air interface and (ii) evolution due photosynthesis including i...

Journal: :Isij International 2023

Ladle bottom-blowing is one of the most important ways to remove inclusions in molten steel during making process. Many works have been reported optimize bottom blowing parameters by numerical simulations. However, it a challenge capture collision between and bubbles discrete time step, which may lead underestimation inclusion removal rate. In this work, program based on user-define-function (U...

Journal: :International Journal of Engineering & Technology 2018

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