Results 61 to 70 of about 158,128 (305)

The method for ice detection on wires of air-lines

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2017
A new method for ice detection on wires of air-lines, including transmission by wire overhead line sine wave frequency and amplitude stable and fixing the level of the RF signal.
YU. V. Piskovatskiy, D. F. Gubaev
doaj   +1 more source

High Voltage Insulator Surface Evaluation Using Image Processing

open access: yes, 2017
High voltage insulators are widely deployed in power systems to isolate the live- and dead-part of overhead lines as well as to support the power line conductors mechanically.
Bagheri, Mehdi   +2 more
core   +1 more source

Coherent modulation up to 100 GBd 16QAM using silicon-organic hybrid (SOH) devices [PDF]

open access: yes, 2017
We demonstrate the generation of higher-order modulation formats using silicon-based inphase/quadrature (IQ) modulators at symbol rates of up to 100 GBd.
Freude, Wolfgang   +8 more
core   +3 more sources

Cross‐Scale Hierarchical Targeted Delivery System Based on Small‐Scale Magnetic Robots

open access: yesAdvanced Robotics Research, EarlyView.
This article reviews a cross‐scale hierarchical targeted delivery system that integrates magnetic continuum robots and magnetic microrobots. By combining rapid long‐range navigation with precise microscale targeting, the system overcomes key limitations of single‐scale approaches.
Junjian Zhou   +4 more
wiley   +1 more source

Study on characteristics of slow-front overvoltage of ±1100 kV UHVDC transmission lines

open access: yesThe Journal of Engineering, 2018
The ±1100 kV Zhundong–Wannan ultra high-voltage direct current (UHVDC) transmission project is under construction in China, which has the highest operating voltage in the world.
Jiqun Zhong   +5 more
doaj   +1 more source

A structural health monitoring system of the overhead transmission line conductor

open access: yesIET Science, Measurement & Technology, 2022
Transmission lines are affected by aeolian vibration, sandstorms and acid rain, which cause structural damage and eventually lead to line breaking accidents.
Long Zhao   +4 more
doaj   +1 more source

Flexible time-triggered protocol for CAN: new scheduling and dispatching solutions [PDF]

open access: yes, 2000
One of the possibilities to build robust communication systems with respect to their temporal behaviour is to use autonomous control based on the time-triggered paradigm.
Almeida, L.   +4 more
core  

An equivalent circuit for the evaluation of cross-country fault currents in medium voltage (MV) distribution networks [PDF]

open access: yes, 2018
A Cross-Country Fault (CCF) is the simultaneous occurrence of a couple of Line-to-Ground Faults (LGFs), affecting different phases of same feeder or of two distinct ones, at different fault locations.
Gatta, Fabio Massimo   +3 more
core   +1 more source

Paternal Circadian Disruption Impairs Offspring Cognition via Sperm microRNAs

open access: yesAdvanced Science, EarlyView.
Paternal circadian disruption remodels the sperm small RNA payload, elevating miR‐92a‐3p/miR‐25‐3p levels and perturbing early embryonic gene regulatory programs. Microinjection experiments and single‐embryo transcriptomics reveal sex‐specific developmental vulnerabilities, ultimately impairing offspring hippocampal synaptic plasticity and cognition ...
Kexin Zou   +22 more
wiley   +1 more source

Research on deep learning-based affiliated obstacle identification of overhead transmission line

open access: yesDiance yu yibiao
The overhead line patrol robot plays an important role in improving the line maintenance efficiency and ensuring the safe and stable operation of power system.
CHI Xingjiang, PAN Jinhu, GENG Junwei
doaj   +1 more source

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