Results 111 to 120 of about 8,424 (268)

Utilização de circuitos de bombas capilares em sistemas de refrigeração [PDF]

open access: yes, 2008
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Mecânica.Devido as perspectivas de escassez das fontes de energia elétrica e ao rígido controle ambiental relativo à utilização ...
Montagner, Gustavo Portella
core  

HydROS 104: Interactive ROS compatible Electro-Hydraulic Educational Platform [PDF]

open access: yes
International audienceActuation is the cornerstone on which each mechatronics device is built. Hydraulic actuation offers features that no other actuators can provide.
Kardofaki, Mohamad   +5 more
core   +1 more source

A Multimodal Haptic Feedback Interface with Thin‐Film Compliant Mechanism

open access: yesAdvanced Science, EarlyView.
Multimodal haptic devices can trigger different mechanoreceptors, enabling richer haptic information. This study presents an electromagnetic multimodal haptic device capable of delivering indentation, stretch, and vibration stimuli. The device is enabled by a novel polymer thin‐film compliant mechanism that provides high translational compliance along ...
Jingjing Wan   +15 more
wiley   +1 more source

Hurricane Protection Structure for London Avenue Outfall Canal, Lake Pontchartrain, New Orleans, Louisiana: Hydraulic Model Investigation [PDF]

open access: yes, 1987
Source: https://erdc-library.erdc.dren.mil/jspui/The 1:20-scale physical model investigation was conducted to give a three-dimensional analysis of the hydraulic performance of the unique vertical butterfly-gated structure, measure the torque on each gate
Leech, James R.
core  

Sputtering Mechanism of an Unsintered Organic–Inorganic Sputtering Target for Perovskite Solar Cells

open access: yesAdvanced Energy Materials, EarlyView.
An unsintered MAPbI3 sputtering target fabricated via a mechanochemical route enables large‐area vacuum deposition of perovskite absorber layers, while revealing an ion–photon coupled decomposition mechanism that governs target erosion and film composition under RF plasma exposure.
Doha Lim   +9 more
wiley   +1 more source

Leak detection using instantaneous frequency analysis [PDF]

open access: yes, 2012
Leaking pipes are a primary concern for water utilities around the globe as they compose a major portion of losses. Contemporary interest surrounding leaks is well documented and there is a proliferation of leak detection techniques. Although the reasons
M. F., Ghazali, ghazali, mohd fairusham
core  

A Compact Hollow Fiber Electrode Assembly Architecture for Continuous Electrochemical Marine Carbon Dioxide Removal

open access: yesAdvanced Energy Materials, EarlyView.
A coaxial, membrane‐integrated hollow fiber electrode assembly (HFEA) is developed for continuous marine carbon mineralization. By utilizing a sub‐millimeter inter‐electrode gap, the HFEA minimizes Ohmic losses, achieving 50% energy reduction and over 85% DIC removal.
Inhwan Park   +5 more
wiley   +1 more source

Numerical Investigations on the Transient Performance of a Centrifugal Pump [PDF]

open access: yes
Centrifugal pumps are an integral part of plants used in process industries. The flow structure within a centrifugal pump is very complex due to the interaction between the rotating impeller and the geometric features around it.
Asim, Taimoor, Mishra, Rakesh
core  

Electrolyte Confinement Enables a Continuous Transition From Battery‐Like to Capacitor‐Like Na+ Storage via Solvent Co‐Intercalation

open access: yesAdvanced Energy Materials, EarlyView.
Layered titanates with expanded interlayer galleries reveal how nanoconfinement and electrolyte solvation control Na+ storage kinetics. In diglyme electrolyte, solvent co‐intercalation and strongly reduced interfacial impedance enable increasingly capacitor‐like behavior with increasing interlayer spacing, whereas carbonate electrolytes form resistive ...
Yoga Trianzar Malik   +11 more
wiley   +1 more source

Research of the Parameter Comprehensive Optimization of Excavator Working Device based on the Hybrid Optimization Algorithm

open access: yesJixie chuandong, 2016
In order to optimize the performance of excavator in the specific region,The mathematical model of optimization design is obtained constrained by operating performance and mechanical property of the working device.
Zhang Xian, Liu Baixi, Qu Tao
doaj  

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