Results 51 to 60 of about 1,031 (164)

Reform of Integrated Automation of 35/6 kV Coal Mine Substatio

open access: yesGong-kuang zidonghua, 2011
Taking Gequan Coal Mine as example, the paper proposed an improved scheme of automation technology of 35/6 kV coal mine substation. Through reform of integrated automation, the substation realizes functions of relay protection and control, remote ...
CUI Bao-liang
doaj  

The Evolution of Autonomous Systems for Planetary Cave Exploration: A Review

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT The exploration of Subsurface Access Points (SAPs), such as lava tubes on the Moon and Mars, has gained significant interest due to their potential as stable environments shielded from surface radiation and temperature extremes. These sites are considered high‐value targets for detecting water and signs of ancient life, and assessing their ...
Sarah Swinton   +4 more
wiley   +1 more source

Enabling pandemic‐resilient healthcare: Narrowband Internet of Things and edge intelligence for real‐time monitoring

open access: yesCAAI Transactions on Intelligence Technology, EarlyView.
Abstract The Internet of Things (IoT) in deploying robotic sprayers for pandemic‐associated disinfection and monitoring has garnered significant attention in recent research. The authors introduce a novel architectural framework designed to interconnect smart monitoring robotic devices within healthcare facilities using narrowband Internet of Things ...
Md Motaharul Islam   +9 more
wiley   +1 more source

On low-resistance neutral earthing mode in 20 kV overhead and cable networks

open access: yesE3S Web of Conferences, 2017
The problems of justification and selection of the required single-phase short-circuit current values in cable and overhead networks of 20 kV with low-resistance neutral earthing are considered.
Mayorov Andrey   +2 more
doaj   +1 more source

Analysis of the Anti High‐Altitude Electromagnetic Pulse Interference Ability of Relay Protection Devices

open access: yesHigh Voltage, EarlyView.
ABSTRACT High altitude electromagnetic pulse (HEMP), as a steep slope and high amplitude instantaneous energy shock, has stronger coupling and greater destructive power, which can easily cause the secondary control device of the substation to malfunction.
Long Jin   +5 more
wiley   +1 more source

CARE AND CONTROL IN URBAN BRAZIL: The Subaltern Archive of Portarias

open access: yesInternational Journal of Urban and Regional Research, EarlyView.
Abstract Security infrastructures permeate everyday life in Brazilian cities. Although security guards and doormen play an important and omnipresent role as social and technological mediators, their practices and perceptions have received little attention.
Tilmann Heil, Susana Durão
wiley   +1 more source

To Solution of Classical Problem Pertaining to Magnetic Interference of Overhead Power Transmission Line on Extended Conducting Communications

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2013
The paper considers a problem pertaining to magnetic interference of overhead power transmission lines and high-voltage bus bars of electrical installations on extended conducting communications and secondary circuits of relay protection and automation ...
V. I. Glushko
doaj  

The Coloniality of Data: Police Databases and the Rationalization of Surveillance from Colonial Vietnam to the Modern Carceral State

open access: yesThe British Journal of Sociology, EarlyView.
ABSTRACT Tracing the early adoption of computer gang databases by the Los Angeles County Sheriff's Department and the Los Angeles Police Department in the 1980s to the deployment of computationally‐assisted surveillance during the Vietnam War, this paper uses a genealogical approach to compare surveillance technologies developed across the arc of ...
Christina Hughes
wiley   +1 more source

Affordances, dread, and online fraud: Exploring and advancing social learning theory in online contexts

open access: yesCriminology, EarlyView.
Abstract We investigate how the affordances of an online context shape the processes of social learning. Using a dataset of more than 11,000 posts from the fraud subdread on the dark web forum Dread, we examine how affordances of platform governance, connectivity, anonymity, invisibility, asynchronicity, and limited oversight influence the components ...
Fangzhou Wang, Timothy Dickinson
wiley   +1 more source

Law enforcement policies for individuals with intellectual and developmental disabilities: A mixed‐methods analysis

open access: yesCriminology &Public Policy, EarlyView.
Abstract Research Summary Individuals with intellectual and developmental disabilities (IDDs) face an elevated risk of victimization relative to their peers. Victims with IDD may view police departmental websites or policies to identify available accommodations in deciding to report their experience. The current study employs a convergent mixed‐methods
Cooper A. Maher   +6 more
wiley   +1 more source

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