Results 141 to 150 of about 1,549,833 (399)

Reducing the net torque and flow ripple effects of multiple hydraulic piston motor drives [PDF]

open access: yes
The torque and flow ripple effects which result when multiple hydraulic motors are used to drive a single motion of a mechanical device can significantly affect the way in which the device performs.
Bartos, R. D.
core   +1 more source

Failure mode identification and end of life scenarios of offshore wind turbines: a review [PDF]

open access: yes, 2015
In 2007, the EU established challenging goals for all Member States with the aim of obtaining 20% of their energy consumption from renewables, and offshore wind is expected to be among the renewable energy sources contributing highly towards achieving ...
Kolios, Athanasios   +1 more
core   +2 more sources

Optical Detection of Volatile Organic Compounds: A Review of Methods and Functionalized Sensing Materials

open access: yesAdvanced Optical Materials, EarlyView.
The focus on volatile organic compounds (VOCs) detection is dictated by the increasing awareness of their impact on human health. In addition, VOCs are increasingly considered novel for early diagnosis of diseases. Among various types of VOC sensor devices, optical detectors play an essential role, offering excellent versatility, fast response time ...
Aleksandra Hernik   +6 more
wiley   +1 more source

Синергетична модель взаємодії поверхонь тіл за умови фрикційного контакту з’єднання«п’ята плунжера– похила шайба» об’ємного гідропривода трансмісії мобільних машин [PDF]

open access: yes, 2013
Розглянуто питання визначення роботи сил тертя за різних умов змащування та їх впливу на температурний режим роботи гідроагрегату. Побудовано систему математичних рівнянь, що описуюють динамічні процеси функціонування гідроприводу.The question of ...
Калганков, В.Є.   +1 more
core  

A Novel Approach to Hydraulic Drive Sizing Methodology and Efficiency Estimation Based on Willans Line

open access: yesJournal of Sustainable Development of Energy, Water and Environment Systems, 2019
A novel approach to hybrid hydraulic vehicles drive component sizing methodology based on the Willans Line method is proposed in this paper. The proposed method is used to develop a scalable mathematical model of hydraulic unit efficiency maps, thus ...
Mihael Cipek, J. Petric, D. Pavković
semanticscholar   +1 more source

Pressure‐Assisted Ceramic Processing of Metal Halide Perovskites

open access: yesAdvanced Photonics Research, EarlyView.
This review critically assesses low‐temperature, pressure‐assisted ceramic processing as a pivotal technique to fabricate dense, polycrystalline wafers with precisely controlled macroscopic dimensions as well as microstructural properties. The aim is to bridge understanding between expert ceramists and halide perovskite specialists, highlighting the ...
Michael C. Brennan   +5 more
wiley   +1 more source

A Proof‐of‐Concept Assessment of a Novel Wearable Eyelid Muscle Device: A Pre‐Clinical Animal Cadaver Study for Eyelid Closure Restoration

open access: yesAdvanced Robotics Research, EarlyView.
This article introduces a soft wearable eyelid sling device incorporating a hydraulic soft artificial muscle (SAM) for achieving complete closure of an eyelid. The SAM is driven by a cam mechanism that provides a displacement profile closely matched with those of a healthy eyelid.
Patrick Pruscino   +7 more
wiley   +1 more source

Research on dynamic characteristics of variable frequency drive hydraulic winch system

open access: yesGong-kuang zidonghua, 2019
A closed-loop control simulation model of variable frequency drive hydraulic winch system was built using AMESim, and the dynamic characteristics of the hydraulic winch system under different load mutations were simulated and analyzed using the model ...
DING Ga
doaj   +1 more source

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