Results 21 to 30 of about 1,724,790 (267)

Analysis of the Use of Rational Electric Vehicle Battery Design as an Example of the Introduction of the Fit for 55 Package in the Real Estate Market

open access: yesEnergies, 2023
The European climate law contains a mandatory EU climate target of reducing emissions in the EU by at least 55% by 2030; to realistically implement it, a transformation of many economic sectors is required.
Oleksandr Beshta   +4 more
doaj   +1 more source

Hybrid Optimization Methodology (Exergy/Pinch) and Application on a Simple Process

open access: yesEnergies, 2019
In the light of the alarming impending energy scene, energy efficiency and exergy efficiency are unmistakably gathering momentum. Among efficient process design methodologies, literature suggests pinch analysis and exergy analysis as two powerful ...
Christelle Bou Malham   +3 more
doaj   +1 more source

Effects of porous insertion in a round-jet burner on flame characteristics of turbulent non-premixed syngas combustion

open access: yesCase Studies in Thermal Engineering, 2019
Synthesis gas (Syngas) is a gaseous mixture that consists of 3 species. It is used in creating synthetic natural gas. In this work, the turbulent non-premixed flame of syngas-air combustion in a round-jet burner is numerically investigated. The burner is
Santiphong Klayborworn, Watit Pakdee
doaj   +1 more source

Optimization of Process Parameters for Turning Hastelloy X under Different Machining Environments Using Evolutionary Algorithms: A Comparative Study

open access: yesApplied Sciences, 2021
In this research work, the machinability of turning Hastelloy X with a PVD Ti-Al-N coated insert tool in dry, wet, and cryogenic machining environments is investigated.
Vinothkumar Sivalingam   +8 more
doaj   +1 more source

TECHNOLOGY ORIENTED EFFICIENCY ANALYSES OF R&D COMPANIES: LONGITUDINAL APPROACH [PDF]

open access: yesProceedings on Engineering Sciences, 2022
This study evaluates the efficiency and productivity of technology companies included in the BIST 100 Index and Fortune 500 list using the DEA-Malmquist model. Firstly, technology-oriented efficiency analyses were conducted.
Tugkan Arici   +3 more
doaj   +1 more source

Effect of Sulfur and Chlorine on Fireside Corrosion Behavior of Inconel 740 H Superalloy

open access: yesHigh Temperature Materials and Processes, 2018
Fireside corrosion behavior of Inconel 740H superalloy was studied at 750 °C in simulated coal ash/flue gas environments by means of XRD, SEM and EDS.
Jin-tao Lu   +5 more
doaj   +1 more source

A Colorimetric Method for the Determination of the Exhaustion Level of Granular Activated Carbons Used in Rum Production

open access: yesBeverages, 2016
Spectrophotometric measurement applied on saturated granular activated carbon (GAC) is not yet explored. A colorimetric method in the visible range has been developed in order to determine the exhaustion level of GAC used in rum production.
Harold Crespo Sariol   +5 more
doaj   +1 more source

Co-simulating photovoltaics and environments: a proof-of-concept for solar forecasting operation

open access: yesEPJ Photovoltaics
This work proposes a co-simulation framework designed to simulate the relation between operational quantities for photovoltaic (PV) systems and local environmental quantities.
Amiot Baptiste   +6 more
doaj   +1 more source

R&D Efficiency and Firm Size in the Japanese Pharmaceutical Industry

open access: yesIryo To Shakai, 2007
This paper investigates whether research and development (R&D) capital and firm size affect R&D output, using patent data of 37 Japanese pharmaceutical firms during 1992-2003. In this paper, count data models for panel data are used to estimate the effects of firm size on R&D efficiency.
Zhang, Qin-Chang, Honjo, Yuji
openaire   +2 more sources

Comparative Study between Acoustic Emission Analysis and Immersion Bubble-Metric Technique, TGA and TD-GC/MS in View of the Characterization of Granular Activated Carbons Used in Rum Production

open access: yesBeverages, 2017
Microscopic and acoustic emission analysis and sound patterns recognition techniques were applied for the characterization of granular activated carbon (GAC).
Harold Crespo Sariol   +9 more
doaj   +1 more source

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