Results 61 to 70 of about 124,470 (351)

Hydraulic Power and Hydraulic Machinery [PDF]

open access: yesNature, 1887
THIS work purports to “record existing experience in this branch of engineering.” It is divided into thirty-five short chapters (not numbered, and therefore not quite easy of reference). Five of these treat of general subjects, and the rest of particular machines or details. Hydraulic Power and Hydraulic Machinery. By H. Robinson, M.I.C.E., &c. Pp. xiv.
openaire   +1 more source

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

Hydraulics of Selected Hydraulic Structures

open access: yes, 2017
Hydraulic structures are human-made systems interacting with surface runoff in urban and rural environments including structures to assist storm water drainage, flood mitigation, coastal protection, or enhancing and controlling flows in rivers and other water bodies.
Chanson, H, Felder, S
openaire   +3 more sources

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

Sensor Technologies for Hydraulic Valve and System Performance Monitoring: Challenges and Perspectives

open access: yesAdvanced Sensor Research
Hydraulic fluid power systems are essential for a range of engineering applications such as transportation, heavy industry, and robotics. The scale of the industry is such that hydraulic pumps are estimated to account for 15% of all the energy ...
Jingqi Liu   +6 more
doaj   +1 more source

A dimensional analysis of supersaturated total dissolved gas dissipation [PDF]

open access: yes, 2015
Elevated levels of total dissolved gas (TDG) may occur downstream of dam discharges, leading to increased incidence of gas bubble disease in fish. Accelerating the dissipation of supersaturated TDG in the downstream river can mitigate this negative ...
GUALTIERI, CARLO   +3 more
core  

Dual‐Mode Film Based on Highly Scattering Nanofibers and Upcycled Chips‐Bags for Year‐Round Thermal Management

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent radiative cooling devices, adaptable to various weather conditions, have the potential for year‐round energy savings. This study introduces a sustainable dual‐mode film made from polycaprolactone nanofibers and upcycled chip bags for effective thermal management.
Qimeng Song   +4 more
wiley   +1 more source

Influence of incubation period on membrane patch color for insoluble contaminant measurement in degraded hydraulic oils

open access: yesFrontiers in Mechanical Engineering
Insoluble contaminants and varnish, resulting from oil degradation byproducts and sometimes depleted additive molecules, are initiated primarily due to thermal stress on the oil.
Stepan Pravda   +3 more
doaj   +1 more source

Equação de Hazen-Williams corrigida para água residuária proveniente da suinocultura Hazen-Williams equation corrected for swine wastewater

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2007
O objetivo do trabalho foi avaliar a perda de carga em tubulações comerciais de aço zincado, ferro galvanizado e PVC, com diferentes diâmetros, com o intuito de determinar fatores de correção para a equação de Hazen-Williams em função da concentração de ...
Silvio C. Sampaio   +5 more
doaj   +1 more source

Lane’s Relation in Local Scour Investigations

open access: yesIEEE Access, 2020
Alluvial river channels undergo transformations due to fluvial processes such as water flow which invokes soil particles movement. Mentioned processes are interrelated and can be described as a feedback relation which means that hydraulic and ...
Marta J. Kiraga, Anna Miszkowska
doaj   +1 more source

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