Results 71 to 80 of about 1,577,286 (295)

Productivity‐Driven Optimization of Laser Powder Bed Fusion Parameters for IN718 Superalloy: Process Control, Microstructure, and Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates how optimizing laser power, scanning speed, and hatching distance in laser powder bed fusion can boost the productivity of Inconel 718 manufacturing by up to 29% while maintaining mechanical integrity. The work delivers a validated process window and cost–time analysis, offering industry‐ready guidelines for efficient additive ...
Amir Behjat   +7 more
wiley   +1 more source

Application of the feedback mechanism in systems using a direct current motor [PDF]

open access: yesITM Web of Conferences
This article focuses on the study and modeling of an electric drive control system using a feedback mechanism. It explores the mathematical models of direct current motor operation under varying load conditions, including the description of patterns of ...
Stavtsev Dmitry   +4 more
doaj   +1 more source

Problem centred city-hinterland management - a scientific and policy approach [PDF]

open access: yes, 2002
According to models of urban development the relations between city cores and its hinterlands are defined by strong inter-linkages and interdependencies.
Schuh, Bernd, Sedlacek, Sabine
core  

Toward Low‐Consumable Anodes: Process Simulation and Prospective Life Cycle Assessment of NiFe2O4‐NiO‐Ni‐Cu vs. Prebaked Anodes for Aluminum Production with use of Molten Salt Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐consumable nickel ferrite‐based anodes for the Hall–Héroult process are compared with conventional prebaked carbon anodes using thermodynamic simulation and prospective life cycle assessment under contrasting future electricity system pathways from 2025 to 2050.
Felipe Alejandro Garcia Paz   +6 more
wiley   +1 more source

Comparison of the Financial Standing of Companies Generating Electricity from Renewable Sources and Fossil Fuels: A New Hybrid Approach

open access: yesEnergies, 2019
Companies operating in the energy sector are under pressure to boost the level of green energy production. The use of renewable energy sources will have a positive impact on the environment, but the basic question is whether power plants that produce ...
Sebastian Klaudiusz Tomczak
doaj   +1 more source

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Supporting Decisions: Understanding natural resource management assessment techniques [PDF]

open access: yes
Report to the Land and Water Resources Research and Development Corporation. This document presents a review of NRM decision support techniques. It draws upon previous studies in the fields of management science, operations research, environmental ...
Darla Hatton MacDonald   +2 more
core  

Results from the NASA Spacecraft Fault Management Workshop: Cost Drivers for Deep Space Missions [PDF]

open access: yes, 2010
Fault Management, the detection of and response to in-flight anomalies, is a critical aspect of deep-space missions. Fault management capabilities are commonly distributed across flight and ground subsystems, impacting hardware, software, and mission ...
Barley, Bryan   +4 more
core   +1 more source

Fostering Innovation: Streamlining Magnetocaloric Materials Research by Digitalization

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetocaloric cooling (MCE) is an environmentally friendly refrigeration method with great potential. Optimizing MCE materials involves the preparation and screening of large quantities of samples, which in turn generates a large amount of data. A digitalization approach is presented that uses ontologies, knowledge graphs, and digital workflows to ...
Simon Bekemeier   +17 more
wiley   +1 more source

Problem centred city-hinterland management - a scientific and policy approach [PDF]

open access: yes
According to models of urban development the relations between city cores and its hinterlands are defined by strong inter-linkages and interdependencies.
Schuh, Bernd, Sedlacek, Sabine
core  

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