Results 41 to 50 of about 10,021 (166)

Friction stir welding of AA5083 aluminium alloy: Multi-response optimization using Taguchi-based grey relational analysis

open access: yesAdvances in Mechanical Engineering, 2016
In this research work, friction stir welding of aluminium alloy AA5083-H321 is performed for optimization of the process parameters for maximum joint strength.
Jitender Kundu, Hari Singh
doaj   +1 more source

Design Optimization of a Single-Strand Tundish Based on CFD-Taguchi-Grey Relational Analysis Combined Method

open access: yesMetals, 2020
A novel digital design methodology that combines computational fluid dynamics (CFD) modelling and Taguchi-Grey relational analysis method was presented for a single-strand tundish.
Dong-Yuan Sheng
doaj   +1 more source

Excavating Future Challenges: An Analysis of Health Systems of One Hundred-Six Countries

open access: yesJournal of Business and Social Review in Emerging Economies, 2021
Purpose: Health system of a country is backbone of economy. It has fundamental importance in sustainable development of a country. Aim of this article is to excavate future challenges to health system of selected 106 countries.
Abdul Basit   +3 more
doaj  

EVALUATION OF BED UTILIZATION PERFORMANCE OF HOSPITAL DEPARTMENTS IN TURKEY WITH GREY RELATED ANALYSIS

open access: yesInternational Journal of Health Services Research and Policy, 2019
The aim of this study was to analyze the bed utilization performance of hospital departments in Turkey with grey relational method. Grey relational analysis was used to determine the bed utılization performance levels of surgery and internal clinics in ...
Arzu YİĞİT
doaj   +1 more source

Parametric optimization for performance and emissions of an IDI engine with Mahua biodiesel

open access: yesEgyptian Journal of Petroleum, 2017
Experimental investigation was done on the IDI engine using Diesel, Mahua methyl ester (MME) and Methanol additive blends. The performance and emissions were carried out on the Indirect Injection diesel (IDI) engine with two input parameters like load ...
K. Prasada Rao, B.V. Appa Rao
doaj   +1 more source

Reliability evaluation of mine ventilation system

open access: yesGong-kuang zidonghua, 2015
Based on comprehensive analysis of factors that affect reliability of mine ventilation system, a reliability evaluation index system of coal mine ventilation system was established with 13 main factors as evaluation indexes.
ZHANG Congcong   +4 more
doaj   +1 more source

Investigation of Oil Spills from Oil Tankers through Grey Theory: Events from 1974 to 2016

open access: yesJournal of Marine Science and Engineering, 2019
An oil spill from a vessel is a critical maritime accident that can severely damage the environment. In this study; we utilize the basic construction of grey relational analysis to explore oil spill events statistics from 1974 to 2015 and successfully ...
Dong-Taur Su   +2 more
doaj   +1 more source

Analysis of key factors and prediction of gas production pressure of coalbed methane well: Combining grey relational with principal component regression analysis

open access: yesEnergy Exploration & Exploitation, 2019
The critical desorption pressure is different from the gas production pressure of coalbed methane. Gas production pressure is affected by many factors, but their relationships are not obvious. Therefore, it is difficult to predict gas production pressure
Caifang Wu   +3 more
doaj   +1 more source

The Grey Relational Analysis of Sluice Monitoring Data

open access: yesProcedia Engineering, 2011
AbstractTo avoid the computational complexity and the mismatching between the results and qualitative analysis by using regression analysis, the method of grey relational analysis is selected after methods comparing to analyze the relation between piezometer water level and its influencing factors and estimate the height of the saturation line for a ...
Guoqing, Yu   +3 more
openaire   +1 more source

Emergency-Evacuation Safety Evaluation of Temporary Examination Rooms in University Teaching Buildings Based on Grey Relational Analysis

open access: yesApplied Sciences
With the growing scale of university examinations, teaching buildings are increasingly converted into temporary examination venues, raising concerns regarding crowding conditions and evacuation safety.
Yijing Huang   +4 more
doaj   +1 more source

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