Comparison of Waveshape Quality of Artificial Lines Used for Short-Line Fault Breaking Tests on HV Circuit Breakers

1989 ◽  
Vol 9 (10) ◽  
pp. 54-54
Author(s):  
Guy St-Jean ◽  
Michel Landry
Keyword(s):  
Author(s):  
Ton Tsang ◽  
Cheung Yip Kan

Along by a continuous improvement to composite electronic devices, a safety to technicians takes additionally become the matter to good concern, as a result to technicians' lives is in jeopardy while their work through shutting down circuit breakers, even that even once the breaker takes been switched off, someone will inadvertently flip to while a technician remains working. That should be a system to guarantee safety that technicians. Also, individuals do not love switching all the time toward turn on / off appliances like fans/lighting/air conditioners. It ends in wasted energy thanks to unnecessarily placing the instrument. To address these issues, we tend to come up through the system through mobile app-controlled circuit breakers that degrade wireless management to home appliances to hunt down a golem app. That replaces a traditional breaker through the mobile app-controlled system in the on / off system, where no one will activate the breaker, while not the word. The remote of home appliances helps a user to save electricity. That enhances a quality of life and luxury. Additionally, a system includes the home security mechanism against drone intrusion using the mobile app-controlled door lock system besides the mechanism that sleuthing dangerous gas leaks. A formation of the system subtracts the degree of victim associate ESP 32 microcontroller, the Bluetooth module, matrix 4x4 keyboards, and the paraffin gas detector associate with a golem mobile application. The entire system is usually compact systems.


2018 ◽  
Vol 04 (03n04) ◽  
pp. 1950008
Author(s):  
James Brugler ◽  
Oliver Linton ◽  
Joseph Noss ◽  
Lucas Pedace

This paper uses transaction data to estimate how single stock circuit breakers on the London Stock Exchange affect other stocks that remain in continuous trading. This “spillover” effect is estimated by calculating the effect of a trading halt on the market quality of stocks that remain in continuous trading and comparing this with the effect of a stock whose absolute returns are of a magnitude nearly sufficient to trigger a trading halt but do not do so. Market quality is measured using a combination of trading costs, volatility and volume. In the two-month period we study, characterized by a relatively volatile trading environment, we find that circuit breakers lead to a significant improvement in the liquidity, and reduction in the volatility, of stocks that remain in continuous trading. This suggests that — at least over the period covered by our data — single stock circuit breakers can play an important role in reducing the spillover of poor market quality across stocks.


2021 ◽  
Vol 17 (1) ◽  
pp. 80-91
Author(s):  
Cera Y. J. Tan

Abstract Taking as a starting point the challenge of containing the spread of epidemics, this article provides an oblique critique of the connections between biopolitics and contact tracing. Aligning the question of biopolitical strategies with epidemiology, the article follows the lines of continuity between containment strategies, contact-tracing technology, and circulations and networks. The uptake of mobile application surveillance by government entities to trace the spread of SARS-CoV-2 has seamlessly supplemented containment measures. Singapore's deployment of TraceTogether, an application developed by the Ministry of Health and Government Technology Agency, circumvents the use of geolocation tracking: formulating a network of infected bodies using proximity data, the population undergoes a topological change. Drawing on a tradition that acknowledges the transformative quality of technology and its implications on information societies, the article frames the enquiry within the parameters of Martin Heidegger's and Gilles Deleuze's deliberations on the ways in which technology is brought to bear on the biopolitical imaginary of a population. The technological rationality that, according to Heidegger, has gripped the entire horizon of thought is opened up for interruption wherever technology fails. In these slippages emerge spaces in which a critique of society's faults may be advanced. This article proposes a critical reading of application surveillance with a view to the biopolitical and philosophical implications of overdetermined network structures against the backdrop of contagion-related phenomena.


Author(s):  
Jamshed B. Rahimov ◽  
Loik S. Kasobov ◽  
Sherhon M. Sultonov ◽  
Ramazon T. Abdullozoda ◽  
Murodbek K. Safaraliev ◽  
...  
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