Results 281 to 290 of about 703,248 (356)

Conformal electronics: Materials, fabrication, and emerging applications

open access: yesFlexMat, EarlyView.
To promote the development of wearable technology, conformal electronics have attracted widespread attention in recent years due to their higher measurement accuracy, higher stability, and greater adaptability and comfort. We introduced the strategies to cope with different surfaces and advanced manufacturing technologies of conformal electronics, and ...
Jiayu Pan   +6 more
wiley   +1 more source

Entropy Generation and Heat Transfer in a Circular Cavity With Immiscible Fluids: Effects of Active Cylinder Position and Oscillating Magnetic Field

open access: yesHeat Transfer, EarlyView.
ABSTRACT This study investigates entropy generation and heat transfer in a circular cavity containing immiscible air and TiO2–water nanofluid layers with a centrally positioned active cylinder under oscillating magnetic field influence. The governing equations were solved using the Galerkin weighted residual finite element method with a penalty ...
Ahmed M. Hassan   +6 more
wiley   +1 more source

Thermal–Hydraulic Performance and Entropy Generation Analysis of a Nanoencapsulated Phase Change Material Suspension Flow Between Fixed and Rotating Cylinders Under Magnetic Field Influence

open access: yesHeat Transfer, EarlyView.
ABSTRACT This study investigates the thermal–hydraulic performance of a nanoencapsulated phase change material (NEPCM) suspension in a rectangular enclosure featuring two counterrotating cylinders positioned between three fixed hot and three fixed cold cylinders under magnetic field influence.
Mohammed Azeez Alomari   +4 more
wiley   +1 more source

Triboelectric Nanogenerators for Condition Monitoring of Machines, Infrastructure and Environment

open access: yesInterdisciplinary Materials, EarlyView.
This paper reviews cutting‐edge technologies in condition monitoring on the applications of machines, infrastructure and environment (MIE) based on TENGs, including mechanisms, applications and perspectives. The most popular and hot research trends are pointed out and the current challenges are also illustrated, thus giving hints for future research ...
Mang Gao   +6 more
wiley   +1 more source

Clogging Analysis in Drip Irrigation Systems: CFD and DEM Approaches

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT Clogging represents a critical challenge that undermines the efficiency and sustainability of drip irrigation systems by inducing uneven water distribution and increasing maintenance requirements. In this study, the phenomenon of clogging in drip emitters was investigated via computational fluid dynamics (CFD) in conjunction with the discrete ...
Nuri Orhan, Berk Kalem
wiley   +1 more source

A Novel Approach as a Smart Irrigation Decision Support and Management System Providing Environmental Optimization in Sustainable Irrigation Management: ENORASIS

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT ENORASIS has been developed as a real‐time smart irrigation decision support and management system consisting of weather forecasting systems based on satellite observations, irrigation optimization techniques and wireless sensor networks. This study revealed that irrigation could be managed with ENORASIS without a significant decrease in ...
Bekir Sitki Karatas, Talih Gurbuz
wiley   +1 more source

Learning Adaptive Controller for Hydraulic Machinery Automation

IEEE Robotics and Automation Letters
ISSN:2377 ...
Fang Nan, Marco Hutter
openaire   +2 more sources

A review of cavitation in hydraulic machinery

Journal of Hydrodynamics, 2016
This paper mainly summarizes the recent progresses for the cavitation study in the hydraulic machinery including turbo-pumps, hydro turbines, etc.. Especially, the newly developed numerical methods for simulating cavitating turbulent flows and the achievements with regard to the complicated flow features revealed by using advanced optical techniques as
Bin Ji, Xianwu Luo, Yoshinobu Tsujimoto
openaire   +3 more sources

Instability of System Caused by Hydraulic Machinery [PDF]

open access: possible, 2013
This chapter mainly focuses on the instability of hydraulic turbine system. The stability of pumping system and the nonlinear models of hydraulic turbine system transient in hydro power plants are also introduced.
Zhongdong Qian   +4 more
openaire   +1 more source

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