Results 61 to 70 of about 442,937 (297)

Traditional hydraulic engineering in the context of landscape-spatial interconnections in Western Siberia (17th — early 20th century) [PDF]

open access: yesВестник археологии, антропологии и этнографии
The article presents the results of analysis of the use of hydrological resources through the construction of special structures known in the literature as watermills.
Kostomarov V.M.   +2 more
doaj   +1 more source

Influence of Test Temperature and Test Frequency on Fatigue Life of Aluminum Alloy EN AW‐2618A

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of test temperature and test frequency on the fatigue life of EN AW‐2618A is investigated. High‐cycle fatigue tests are performed at different test temperatures and frequencies on the 1000 h/230°C overaged state. Both test parameters reduce fatigue life due to time‐dependent damage mechanisms.
Ying Han   +5 more
wiley   +1 more source

The contribution of Academician I. H. Aleksandrov to the development of national hydraulic engineering (on the example of scientific and engineering approaches to irrigation problems in the Turkestan region)

open access: yesІсторія науки і техніки, 2019
History of science and technologies as a branch of scientific knowledge is aimed at studying the most significant ideas of prominent scientists and practitioners and their influence on the world science development and the technologies’ advancing. In the
Oleksandr Isaienko, Svitlana Isaienko
doaj   +1 more source

Comparison of neural network NARMA-L2 model reference and predictive controllers for nonlinear quarter car active suspension system [PDF]

open access: yes, 2020
Recently, active suspension system will become important to the vehicle industries because of its advantages in improving road managing and ride comfort.
Jibril, Mustefa
core   +1 more source

Evaluation of Plasticity and Creep Parameters From Tensile Stress–Strain Data for a Range of Strain Rates

open access: yesAdvanced Engineering Materials, EarlyView.
This plot compares experimental tensile stress–strain curves (with 4 different strain rates) and corresponding modelled curves (obtained using the optimised sets of Voce and Miller–Norton parameter values shown). The inferred M‐N values, characterizing the creep, are very similar to those obtained via conventional creep testing.
S. Ooi, R. P. Thompson, T. W. Clyne
wiley   +1 more source

DyEHS: An Integrated Dynamo–EPANET–Harmony Search Framework for the Optimal Design of Water Distribution Networks

open access: yesBuildings
The integration of Building Information Modeling (BIM) with intelligent optimization techniques can significantly enhance the design efficiency of water distribution networks (WDNs).
Francesco De Paola   +3 more
doaj   +1 more source

Direct Metal Deposition of Graphene–Ti28Nb35.4Zr Matrix Composites With Enhanced Mechanical, Corrosion, and Biocompatibility Properties for Bone Implants

open access: yesAdvanced Engineering Materials, EarlyView.
Graphene nanoplatelet (0.1 wt.%) reinforcement significantly enhances the performance of β Ti‐28Nb‐35.4Zr alloy. Grain refinement, reduced water contact angle, and improved surface characteristics promote osteoblast adhesion and complete surface coverage after 7 days.
Khurram Munir   +5 more
wiley   +1 more source

Hydraulic engineering in the social-ecological delta: understanding the interplay between social, ecological, and technological systems in the Dutch delta by means of "delta trajectories."

open access: yesEcology and Society, 2016
Several of the world's largest deltas have recently been conceptualized as social-ecological delta systems. Although such conceptualizations are valuable in emphasizing complex interaction between social actors and ecological processes in deltas, they do
Martijn F. van Staveren   +1 more
doaj   +1 more source

Reducing environmental pollution caused by construction plant [PDF]

open access: yes, 2001
Quantifiable data produced in a national report by the Environment Agency of England and Wales entitled ‘Water pollution incidents in England and Wales 1997’ and published by the Stationery Office in 1998, identifies that of over 3,723 substantiated ...
Jackson, F, Morledge, R
core   +1 more source

Exploring Dipolar Dynamics and Ionic Transport in Metal‐Organic Frameworks: Experimental and Theoretical Insights

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the interplay of dipolar dynamics and ionic charge transport in MOF compounds is investigated. Synthesizing the novel structure CFA‐25 with integrated freely rotating dipolar groups, local and macroscopic effects, including interactions with Cs cations are explored.
Ralph Freund   +6 more
wiley   +1 more source

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