Results 121 to 130 of about 84,074 (283)

Study on the Hazard Limitation of Hybrid Circuit Breaker Actuator Operation

open access: yesEnergies, 2018
The paper deals with a key issue, how to limit the hazard and assure reliability, safety and repeatability of operation of selected critical devices protecting electrical power systems.
Piotr Jankowski, Janusz Mindykowski
doaj   +1 more source

Smart Catheters for Diagnosis, Monitoring, and Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents a comprehensive review of smart catheters, an emerging class of medical devices that integrate embedded sensors, robotics, and communication systems, offering increased functionality and complexity to enable real‐time health monitoring, diagnostics, and treatment. Abstract This review explores smart catheters as an emerging class of
Azra Yaprak Tarman   +12 more
wiley   +1 more source

Interruption characteristics of self-powered hybrid DC circuit breaker with synergistic effect of step-down and divided current

open access: yesInternational Journal of Electrical Power & Energy Systems
The DC voltage level of photovoltaic and PEDF applications have continuously advanced, reaching up to DC3000V. This presents new requirements for DC circuit breakers operating at higher voltages (>DC1500V) to ensure effective fault protection in the DC ...
Jianning Yin   +4 more
doaj   +1 more source

Boron‐Doped Nano‐Crystalline Coated Carbon Fibers for Phasic Dopamine Sensing

open access: yesAdvanced Healthcare Materials, EarlyView.
This uniform coating presents a mix of graphitic and diamond‐like carbon to create a mechanically and electrically robust alternative for the electrochemical detection of dopamine. The electrodes in this work possess the equivalent sensitivity to the state‐of‐the‐art FSCV dopamine detecting electrodes, whilst demonstrating an ability to withstand ...
Simon J. Higham   +19 more
wiley   +1 more source

Design on the HCB Based on IGCT and Neural Network Current Detection [PDF]

open access: yes, 2013
Nowaday,the traditional circuit breaker is which action slow, poor reliability, can not meet Large grid interconnection and flexible AC transmission requirements.
Feng, Yue   +3 more
core   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

Bidirectional Hybrid DC Circuit Breaker With Zero Voltage and Current Switching for Radar Power System

open access: yesIEEE Open Journal of Industry Applications
This article proposes a novel zero-voltage switching (ZVS) and zero-current switching (ZCS)-based hybrid dc circuit breaker for a radar power system. Long-range radars demand huge power, in the order of hundreds of kW. Radar's phased array antenna
Nandakumar Saminathan   +5 more
doaj   +1 more source

Beyond Power over Ethernet : the development of Digital Energy Networks for buildings [PDF]

open access: yes, 2012
Alternating current power distribution using analogue control and safety devices has been the dominant process of power distribution within our buildings since the electricity industry began in the late 19th century.
Banks, Gerry   +3 more
core  

Cryogenic DC Circuit Breaker Based on High‐Power Press‐Pack IGBT

open access: yesIET Electric Power Applications
The application of cryogenic and superconducting technologies could revolutionise aircraft electric propulsion systems by substantially increasing their power density and energy efficiency.
Zhongying Wang   +9 more
doaj   +1 more source

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