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Modeling fin efficiency considering transverse temperature gradients in rocket engine cooling channels
Published 2025-06-01“…This study aims to improve the accuracy of methods for determining fin efficiency. Its goal is to derive calculation relationships for finning coefficients that account for transverse temperature non-uniformity within the fin cross-section. …”
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1683
PATTERN FORECASTING OF PERFORMANCE INDICES FOR AIR-AND-SCREEN CLEANER FROM CHAFFING EFFICIENCY RISE
Published 2014-03-01“…Through vari ation of the delivery, technological properties of the basic material and of the c ompleteness of each component sep aration, the rational values of the control factor arguments are revealed, the numerical results of t he grain loss ma gnitude, completeness of the foreign and other grain separation, as well as their content in the puri fied material, are determined. The developed mathematical model of the heterogenic granular medium chaffing allows — through the known parametric and structural synthesis methods — conducting a multivariate analysis of the process and eval uating the air separat or rational parameters for the specified conditions and the restrictions to its performance ind ices. …”
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1684
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1685
An Investigation on the Efficiency of Air Purification Using a Biofilter with Activated Bed of Different Origin
Published 2014-12-01“…By cultivating associations of spontaneous microorganisms in the filter bed the dependencies of the purification efficiency of filter on the origin, concentration and filtration time of injected pollutants were determined. …”
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1686
An Efficient Computational Algorithm for the Nonlocal Cahn–Hilliard Equation with a Space-Dependent Parameter
Published 2025-06-01“…To efficiently solve the resulting partial differential equation, a Fourier spectral method is used in conjunction with a linearly stabilized splitting scheme. …”
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Determination of Resmethrin in Corn Silk Matrix by Gas Chromatography-Flame Ionization Detector (GC-FID)
Published 2022-10-01“…However, these benefits can turn into negative effects for humans and other living organisms with the use of pesticides in inappropriate doses and application methods. In this study, it was aimed to determine resmethrin, which belongs to the insecticide class, by gas chromatography-flame ionization detector (GC-FID) method. …”
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1691
FEATURES OF NF-KB-MEDIATED SIGNAL TRANSDUCTION AND DEVELOPMENT OF SYSTEMIC INFLAMMATION IN PATIENTS WITH DISEASES OF INTERNAL ORGANS ARE DETERMINED BY MICROBIAL FACTOR AND INDIVID...
Published 2017-03-01“…The up-to-date role of fundamental processes of innate and acquired immunity in the pathogenesis of atopic dermatitis, allergic rhinitis and bronchial asthma has been demonstrated. The efficiency of developed methods of therapy with additional inclusion of metformin and pioglitazone has been demonstrated, the application of pharmacogenetic approach to treatment has been substantiated. …”
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1692
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1693
Comparative Analysis of Swirl Burner and Cross Jet Burner in Terms of Efficiency and Environmental Performance
Published 2023-01-01“…The analysis was carried out in order to determine which one of the two burning devices is more efficient and has better environmental performance. …”
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Mid-infrared milk screening as a phenotyping tool for feed efficiency in dairy cattle
Published 2025-01-01“…Prediction accuracy varies across studies, depending on the mathematical method and model employed. Predictions based solely on FT-MIR data have demonstrated moderate accuracy (coefficient of determination), ranging from 0.19 to 0.40. …”
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1696
Evaluation of the energy efficiency of fuel-free electricity generation at gas pressure regulation stations
Published 2025-01-01“…A detailed study of the characteristics of expander-generator sets has been conducted, and the most efficient method of gas preheating at the unit inlet has been selected, as this plays a key role in determining the specific fuel consumption for electricity generation. …”
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1697
A modelling technique to determine the high frequency transformer leakage inductance using the winding structure
Published 2025-01-01“…This study proposed a method for the control of leakage inductance by altering the winding configuration. …”
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1698
Fruit pests of plum plantations of the Right-Bank Forest-Steppe of Ukraine and efficiency of protection
Published 2024-04-01“…Accounting was carried out according to generally accepted methods. The research scheme included 8 variants. …”
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Sensitive Electrochemical Determination of Vanillin Using a Bimetallic Hydroxide and Reduced Graphene Oxide Nanocomposite
Published 2025-03-01“…As a result, it is crucial to find a reliable method for the rapid determination of VAN to enhance food safety. …”
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1700
Operational efficiency and environmental impacts: a study on cut-to-length logging in the Carpathian forests
Published 2025-04-01“…IntroductionThe performance and consumption of CTL technologies in the forest harvesting process are influenced by a wide range of technological conditions and factors, requiring detailed analysis to increase machine performance and reduce environmental impacts.MethodsIn the presented study, we investigated the efficiency of different CTL (cut-to-length) logging machines in 1,390 forest stands from 2020 to 2022. …”
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