Results 91 to 100 of about 97,101 (280)

Mimicking Human Perspiration: A Layered Microfluidic Skin Phantom With Tunable Hydrodynamics

Advanced Materials Interfaces, EarlyView.
A multilayer microfluidic skin phantom based on thermoplastic elastomers is developed to mimic human perspiration. Spatially controlled wettability enables capillary‐driven transport and controlled droplet formation at the surface, resembling sweat gland behavior.
Chunyu Yang, Ángeles Ivón Rodríguez‐Villarreal, Joan Antoni López‐Martínez, Josep Farré‐Lladós, Genís Rabost‐García, Jasmina Casals‐Terré   +5 more
wiley   +1 more source

Strength Enhancement and Redundant Design of the Electromagnetic Repulsion Valve for High-Speed Switch Hydraulic Mechanisms

Energies
As a control structure, the magnetic repulsion device is applied in the high-speed switch hydraulic operating mechanism. It must not only move quickly but also stop precisely.
Youpeng Zhang, Jianying Zhong, Zhijun Wang, Yingqian Du   +3 more
doaj   +1 more source

Designing a New Artificial Lift Method Using Computational Simulation and Evolutionary Optimization

IEEE Access, 2019
Oil exploitation has moved into deeper reservoirs with the advances in drilling techniques and thus the development of new pumping techniques has become a challenge to improve production. The positive displacement pumping system proposed in this paper is
Andre Pimentel Moreira, Herman Augusto Lepikson, Leizer Schnitman, Geraldo Luis Bezerra Ramalho   +3 more
doaj   +1 more source

Qualitative mechanism models and the rationalization of procedures [PDF]

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

Serpentuator Patent [PDF]

, 1970
Internal and external serpentine devices for performing physical operations around orbital space ...
Wuenscher, H. F.
core   +1 more source

Characterization of graphite polyurethanes composite from renewable based oils [PDF]

, 2020
This thesis aims to evaluate the characterization of graphite polyurethane composite from renewable based oils. Virgin cooking oil (VCO) as a renewable resource is the main substance in fabricating the renewable polyurethane (PU) and its graphite as
Kamarudin, Mohamad Saddam
core  

Smart Closed‐Loop Systems in Personalized Healthcare: Advances and Outlook

Advanced Materials Technologies, EarlyView.
A smart closed‐loop e‐textile integrates multimodal sensing, onboard processing, wireless communication, and wearable power to enable real‐time physiological/biochemical monitoring and feedback‐controlled therapy. ABSTRACT Smart textiles represent a revolutionary frontier in healthcare, seamlessly blending fabric and advanced technologies to create ...
Safoora Khosravi, Sang Won Lee, Mohammad Abrar Uddin, Sina Hassanpoor, Neha Suvindran, Katherine Le, Harun Arkaz, Harishkumar Narayana, Saeid Soltanian, Danial Khorsandi, Negar Hosseinzadeh Kouchehbaghi, Taeil Kim, Yangzhi Zhu   +12 more
wiley   +1 more source

Research on Safety Control Technology for Dual-string Annulus in Integral Injection-production Well of Offshore Oilfield

Shiyou jixie, 2016
Existing injection-production technology in the same well has no dual-string annulus safety control technology and matching tools for offshore oilfield application.
Zhao Zhonghao, Zhang Chengfu, Luo Changhua, Wang Sheng, Zou Minghua   +4 more
doaj  

A new test methodology based on structural resonance for mode I fatigue delamination growth in an unidirectional composite [PDF]

, 2013
A specific device has been set up to test by vibration resonance the mode I fatigue delamination growth onset of composite laminates. This test system, based on the DCB test specimen, is a mass-spring-specimen dynamic system designed to resonate.
Fressinet, Mathieu, Gourinat, Yves, Maillet, Irène, Michel, Laurent, Rico, Germain   +4 more
core   +4 more sources

Fabric‐Based Wearable Robotic Exoskeleton Gloves: Advancements and Challenges

Advanced Materials Technologies, EarlyView.
This review highlights interdisciplinary technological advances in fabric‐based robotic gloves, focusing on progress in design, fabrication, actuation, sensing, control, and power and energy requirements. It also addresses performance testing and validation, including biomechanical, strength, functional, user experience, and durability assessments, to ...
Ayse Feyza Yilmaz, Gökhan Ince, Ozgur Atalay   +2 more
wiley   +1 more source