Results 161 to 170 of about 1,033,204 (286)

The Reduction of Group 6–8 Transition Metal Oxides with Hydrogen—From Ore Smelting to Reaction Pathways#

open access: yesEuropean Journal of Inorganic Chemistry, EarlyView.
As the reduction of transition metal oxides by coal poses a significant climate risk, the use of alternative reducing agents such as hydrogen is becoming increasingly important. This review summarizes the current knowledge of the reduction pathways of transition metal oxides from groups 6 to 8.
Michael Häger   +2 more
wiley   +1 more source

Enhancing Energy Efficiency in the Wood Furniture Sector Through Industry 4.0: Real‐Time Implementation and Case Study

open access: yesEnergy Technology, EarlyView.
An Industry 4.0‐enabled system integrates smart sensors, augmented reality, and AI‐driven energy management to optimize heating and drying in wood furniture manufacturing. Tested in a Québec small and medium‐sized enterprise workshop, it maintains thermal comfort and material quality while reducing propane use by 86%.
Mohamed Haddouche   +2 more
wiley   +1 more source

Acoustic Emission Time–Frequency Characteristics and Response Mechanism of Damaged Sandstone Under the Influence of Lithology

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT Coal seam mining will inevitably cause damage to overlying rock structure, and then affect mine safety production, and even surface ecological environment. This study investigates two types of damaged sandstone samples, prepared through cyclic loading–unloading and uniaxial compression tests.
Zhaohan Zhang   +7 more
wiley   +1 more source

Optical Properties and Thermal Stability of Ag-In-Cu Film on Aluminum Alloy Substrate Deposited by Magnetron Sputtering. [PDF]

open access: yesMaterials (Basel)
Zhao X   +10 more
europepmc   +1 more source

A Lightweight YOLOv7‐Based Algorithm for Detecting Foreign Objects on Coal Conveyors

open access: yesEnergy Science &Engineering, EarlyView.
During the coal mining, large foreign objects may block coal conveyors, leading to a series of safety accidents. The existing models for detecting foreign objects in coal conveyors perform poorly in low‐light environments, resulting in false or missed detections of foreign objects.
Zhang Mei, Sun Zilong, Zhang Yifan
wiley   +1 more source

Combined Cycle Power Plants Water Purification Unit Life Cycle Assessment for Replacing Water Wastage

open access: yesEnergy Science &Engineering, EarlyView.
In this study, two prevalent water purification techniques, thermal water treatment systems and reverse osmosis systems, were assessed through life cycle assessment (LCA). The main steps of the LCA analysis are based on the ISO 14040‐44 standards and consist of four primary stages: (1) goal and scope definition, (2) inventory analysis, (3) impact ...
Alireza A. Majidy   +4 more
wiley   +1 more source

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