Results 71 to 80 of about 1,243,591 (295)

Surface Damage under Tribological Conditions Induced by Electrical Discharge

open access: yesTribology Online, 2019
We have seen small black spots or craters on the surface of worn machine parts. They are considered to be caused by discharges of static electricity. However, there is no clear evidence of being caused by discharges of static electricity, as nobody can ...
Kenji Matsumoto   +3 more
doaj   +1 more source

Integration of OpenCV‐Based Microscopic Adhesive Volume Measurement Into a Pyiron Workflow for Automated Data Analysis

open access: yesAdvanced Engineering Materials, EarlyView.
Residual adhesive after electrode loading in adhesive‐assisted resistance spot welding is quantified through a traceable experimental‐to‐digital workflow. Chromatic confocal topography provides calibrated surface‐height data, while OpenCV detects the electrode imprint and integrates adhesive height into comparable volume metrics.
Sung‐Min Wi, Jiangdong Zhao
wiley   +1 more source

Domestic space heating dynamic costs under different technologies and energy tariffs: Case study in Spain

open access: yesEnergy Reports, 2020
Dynamic energy tariffs facilitate engaging domestic consumers on demand management, contributing to grid’s stability, but requires of informed decision enabling tools.
O. Eguiarte   +3 more
doaj   +1 more source

Investigating the Effect of Inclination Angle and the Influence of Scan Parameters on the Appearance and Thermal and Mechanical Properties of Filigree Tension Rods of LPBF‐Manufactured NiTi Shape‐Memory Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
This article investigates the dependence of the properties on the manufacturing orientation in the form of the inclination angle to the build plate of LPBF‐fabricated NiTi rods with a diameter of 150–220 µm. Metallographic, chemical, thermal, and mechanical characterization show behavior under identical manufacturing conditions that ranges from ...
Sandra Herzig   +2 more
wiley   +1 more source

Proceedings of the 1994 international aerospace and ground conference on lightning and static electricity Final report

open access: yes, 1994
This volume contains the papers of the conference on 'lightning and static electricity'. Topics covered are among others: - Lightning phenomenology -lightning effects (direct and indirect) - testing and measuring - protection -zoning - ground systems ...
Bundesakademie fuer Wehrverwaltung und Wehrtechnik, Mannheim (Germany)
core  

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source

Electricity Portfolio Management: Optimal Peak / Off-Peak Allocations [PDF]

open access: yes
Electricity purchasers manage a portfolio of contracts in order to purchase the expected future electricity consumption profile of a company or a pool of clients.
Schlichter, F.   +2 more
core  

Entropy‐Driven Design of Low‐Melting‐Point Alloys via Compositionally Complex Strategy

open access: yesAdvanced Engineering Materials, EarlyView.
Conventional low‐melting‐point alloys (LMPAs) are limited by a narrow compositional space and inherent property trade‐offs. This review presents an entropy‐driven design strategy that overcomes these limitations, ushering in a new class of low‐melting‐point compositionally complex alloys (LMCCAs).
Yinghui Shang   +6 more
wiley   +1 more source

The Benefits of Investing in Electricity Transmission: A Case Study of Northern Europe. CEPS Special Report, January 2012 [PDF]

open access: yes, 2012
Electricity trading can bring down the costs of the EU’s transition to a competitive low-carbon economy, in particular by facilitating the integration of renewable energy from variable sources.
Behrens, Arno.   +2 more
core  

Residential Consumption of Gas and Electricity in the U.S.: The Role of Prices and Income [PDF]

open access: yes
We study residential demand for electricity and gas, working with nationwide household-level data that cover recent years, namely 1997-2007. Our dataset is a mixed panel/multi-year cross-sections of dwellings/households in the 50 largest metropolitan ...
Gans Will   +2 more
core   +2 more sources

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