Results 111 to 120 of about 430,339 (312)

The Most Advanced Hydraulic Techniques for Water Supply at the Fortresses in the Last Period of Al-Andalus (Thirteenth to Fifteenth Century)

open access: yesArts, 2019
Due to the conflicts that existed among the kingdoms of the Iberian Peninsula during the Middle Ages, the territories of al-Andalus were protected with defensive architecture that played an influential role on the landscape.
Luis José García-Pulido   +1 more
doaj   +1 more source

THE SIMULATION OF HYDRAULIC SYSTEMS

open access: yesIFAC Proceedings Volumes, 1980
Abstract This paper describes progress towards a general purpose simulation language for hydraulic systems. The aim of the language is to allow engineers with no formal skill in computer programming or mathematical modelling to examine the dynamic or steady state conditions in systems at the design stage.
D.E. Bowns   +3 more
openaire   +1 more source

Qualitative mechanism models and the rationalization of procedures [PDF]

open access: yes
A qualitative, cluster-based approach to the representation of hydraulic systems is described and its potential for generating and explaining procedures is demonstrated.
Farley, Arthur M.
core   +1 more source

The Unsteady, Dynamic Characterization of Hydraulic Systems with Emphasis on Cavitation and Turbomachines [PDF]

open access: yes, 1978
The ability to analyze and model the unsteady, dynamic response of hydraulic systems has arisen from the need for operational stability, flexibility and controlled transient behavior.
Brennen, Christopher
core  

Archeo‐Inspiration from the Cultural History of Glass: Historic Accounts, Anecdotes and Hard Facts as Challenges to Modern Material Science

open access: yesAdvanced Materials, EarlyView.
Glass, historically valued for its purity and durability, has long inspired artists and societies. This article introduces the concept of “Archeo‐Inspiration”, drawing on cultural and historical contexts of glass to guide future material innovations.
Eva von Contzen   +3 more
wiley   +1 more source

Mechanical simulation and installation position optimisation of a lifting cylinder of a scissors aerial work platform

open access: yesThe Journal of Engineering, 2018
The force of a lifting cylinder is the main factor of the alternating stress of scissors arms in a scissors aerial work platform, which seriously affects the fatigue life of structures.
Shanghong He   +3 more
doaj   +1 more source

PERSPECTIVES IN SYSTEM THERMAL-HYDRAULICS [PDF]

open access: yesNuclear Engineering and Technology, 2012
The paper deals with three main topics: a) the definition of System Thermal-Hydraulics (SYS TH), b) a historical outline for SYS TH and, c) the description of elements for reflection when planning research projects or improvement activities, this last topic being the main reason for the paper.
openaire   +2 more sources

Fundamental Research on Hydraulic Systems Driven by Alternating Flow [PDF]

open access: yes, 2017
This paper presents a new approach to rotary hydraulic systems, and the functional principles of rotary hydraulic systems that can work using alternating flows.
Banyai , Daniel-Vasile   +1 more
core  

Porous Iridium Oxide Inverse Opal Catalysts Enable Efficient PEM Water Electrolysis

open access: yesAdvanced Materials, EarlyView.
Porous iridium‐based inverse opal (IrOx‐IO) structures are introduced as high‐performance, unsupported PEM‐WE anode catalysts. Their electrochemical behavior is analyzed through porosity/surface area tuning, voltage breakdown, and circuit modeling.
Sebastian Möhle   +4 more
wiley   +1 more source

Waste management technology development and demonstration programs at Brookhaven National Laboratory [PDF]

open access: yes
Two thermoplastic processes for improved treatment of radioactive, hazardous, and mixed wastes were developed from bench scale through technology demonstration: polyethylene encapsulation and modified sulfur cement encapsulation.
Colombo, Peter, Kalb, Paul D.
core   +1 more source

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