Results 31 to 40 of about 224,912 (314)

Entropy generation analysisfor the design optimizationof solid oxide fuel cells [PDF]

open access: yes, 2011
Purpose - The aim of this paper is to investigate performance improvements of a monolithic solid oxide fuel cell geometry through an entropy generation analysis.
Sciacovelli, Adriano   +3 more
core   +1 more source

Research and Analysis of Ecological Environment Quality in the Middle Reaches of the Yangtze River Basin between 2000 and 2019

open access: yesRemote Sensing, 2021
Ecological environment quality is a long-term continuous concept that is affected by various environmental factors. Its assessment has important implications for implementing the planning and protection of dynamic regional ecosystems.
Shengqing Zhang   +6 more
doaj   +1 more source

Multiple-Criteria Decision Analysis Using TOPSIS and WSA Method for Quality of Life: The Case of Slovakia Regions

open access: yesMathematics, 2021
Quality of life can be expressed as a highly subjective measure of happiness, which is an important part of many financial and non-financial decisions. The issue of quality of life, namely its quantification, is a current topic, evidenced by a number of ...
Jana Coronicova Hurajova   +1 more
doaj   +1 more source

Evaluating Expressway Safety Based on Fuzzy Comprehensive Evaluation with AHP–Entropy Method: A Case Study of Jinliwen Expressway in Zhejiang Province, China

open access: yesSystems, 2023
To mitigate potential safety hazards during expressway operation, safety evaluation plays a crucial role. This study develops a fuzzy comprehensive evaluation model to assess the safety of expressway operations. First, an expressway operation safety risk
Shunfeng Zhang   +4 more
doaj   +1 more source

Approximate entropy as an indicator of non-linearity in self paced voluntary finger movement EEG [PDF]

open access: yes, 2013
This study investigates the indications of non-linear dynamic structures in electroencephalogram signals. The iterative amplitude adjusted surrogate data method along with seven non-linear test statistics namely the third order autocorrelation, asymmetry
Balli, Tugce   +2 more
core   +1 more source

Relative entropy in diffusive relaxation [PDF]

open access: yes, 2012
We establish convergence in the diffusive limit from entropy weak solutions of the equations of compressible gas dynamics with friction to the porous media equation away from vacuum.
Tzavaras, Athanasios E.   +1 more
core   +1 more source

Construction and Positive Research of Comprehensive Development Evaluation Index System of Marine Ranching

open access: yesHaiyang Kaifa yu guanli, 2022
The comprehensive development of marine ranching is of great significance to the development of China′s marine economy, which can effectively protect the marine ecological environment.
Junnan YUAN, Yixiong HE
doaj  

Optimal Placement of Pressure Gauges for Water Distribution Networks Using Entropy Theory Based on Pressure Dependent Hydraulic Simulation

open access: yesEntropy, 2018
This study proposed a pressure driven entropy method (PDEM) that determines a priority order of pressure gauge locations, which enables the impact of abnormal condition (e.g., pipe failures) to be quantitatively identified in water distribution networks (
Do Guen Yoo   +3 more
doaj   +1 more source

Optimization of Theanine-Glucose Maillard Reaction Conditions Based on Artificial Neural Network Coupled Genetic Algorithm (BP-GA)

open access: yesShipin gongye ke-ji, 2023
In order to comprehensively evaluate the Maillard reaction system and optimize the conditions of theanine-glucose Maillard reaction, an artificial neural network coupled genetic algorithm (BP-GA) model for the comprehensive evaluation value of theamine ...
Yicong QU   +3 more
doaj   +1 more source

Classification method of production system equipment importance based on grey correlation interval AHP-Entropy method

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2020
In order to better implement maintenance strategies according to equipment levels, this paper proposes a method based on the grey correlation interval Analytic hierarchy process(AHP)-Entropy method to divide the importance of production system equipment.
Binbin XU   +3 more
doaj   +1 more source

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