Serwis Infona wykorzystuje pliki cookies (ciasteczka). Są to wartości tekstowe, zapamiętywane przez przeglądarkę na urządzeniu użytkownika. Nasz serwis ma dostęp do tych wartości oraz wykorzystuje je do zapamiętania danych dotyczących użytkownika, takich jak np. ustawienia (typu widok ekranu, wybór języka interfejsu), zapamiętanie zalogowania. Korzystanie z serwisu Infona oznacza zgodę na zapis informacji i ich wykorzystanie dla celów korzytania z serwisu. Więcej informacji można znaleźć w Polityce prywatności oraz Regulaminie serwisu. Zamknięcie tego okienka potwierdza zapoznanie się z informacją o plikach cookies, akceptację polityki prywatności i regulaminu oraz sposobu wykorzystywania plików cookies w serwisie. Możesz zmienić ustawienia obsługi cookies w swojej przeglądarce.
The UK is one of these countries in Europe, which have the highest death rate from asthma, and the rules to identify asthma control steps are vague in the current official guideline of asthma management. In this research, diagnosis rules on asthma control steps are developed to supplement the current guideline and to assist patients to monitor and manage their asthma on daily basis. The main challenge...
This technical paper details the approach taken by CPC Systems to implement a data-driven approach to reliability on the London Underground Jubilee Line following commissioning o f Transmission-Based Train Control (TBTC)1 on the line. It explores the challenges initially presented and opportunities for their resolution, including detail o f analysis and prediction techniques employed.
The unprecedented rise of distributed generation in Australia provides utilities with a unique opportunity to more effectively manage portions of the network as microgrids. The implementation of a utility owned and operated microgrid may offer many benefits such as the deferral of capital investments, improvement in reliability, reduction of greenhouse gas emissions and reduction in network losses...
Traditional logic synthesis methodologies are driven by timing, power, and area constraints. However, due to aggressive technology shrinking and lower power requirements, circuit reliability is fast turning out to be yet another major constraint in the VLSI design flow. Soft errors, which traditionally affected only the memories, are now also resulting in logic circuit reliability degradation. In...
Indoor tracking of smartphones adds context to smartphone applications, enabling a range of smarter behaviours. The predicted use cases are many and varied, and include navigation, planning, advertising and communication. Potentially, indoor tracking could become as ubiquitous as GPS — however, all of these possibilities depend on being able to produce a reasonably accurate, reliable system which...
This paper introduces two related concepts of “Generalised Unavailability” and “Generalised Nines” as the foundation of a versatile framework for modelling customer satisfaction. A service is modelled as a network of maintained components. The annual cost of providing a service is modelled as a simple function of the reliability and resilience of every component. The performance of a service is modelled...
Network design and optimisation has been one of the major focuses of the research community over the past decades. Connectivity of topologies can be improved by simply adding links; however, this incurs cost for addition of links for increased resilience. Therefore, topological design and optimisation requires developing algorithms so that a designer can select optimum parameters to achieve resilience...
Operators of aging offshore platforms that require lifespan extension often undertake revamp and rejuvenation projects to replace or repair existing aged or obsolete platform equipment with newer ones that may also utilise newer technology. Although power generation technologies such as unmanned thermoelectric generation (TEG), photovoltaics, microturbines, gas generators and low energy lighting such...
This paper examines a proposal for the introduction of incentive based demand curtailment in the New Zealand Electricity market (NZEM). Today NZEM participants do not submit demand bids (except in pre-dispatch schedule) to the markets for energy and regulation reserve. Professional literature identifies demand response (DR) in a broad variety of uses. Such uses range across peak load management, transmission...
The paper deals with the evaluation of distribution system reliability parameters. Knowledge of the component reliability parameters in power networks is necessary for the reliability analyses and also for maintenance optimization systems. Component reliability parameters are possible to retrieve only with accurate databases of distribution system operators. Such a database includes records of outages...
High-performance processors suffer from soft error vulnerability due to the increasing on-chip transistor density, shrinking processor feature size, lower threshold voltage, etc. In this paper, we propose to use a rule search strategy, i.e. Patient Rule Induction Method (PRIM), to optimize processor soft error robustness. By exploring a huge microarchitectural design space on the Architectural Vulnerability...
Due to the importance of reliability and security, prior studies have proposed inlining meta-functions into applications for detecting bugs and security vulnerabilities. However, because these software techniques add frequent, finegrained instrumentation to programs, they often incur large runtime overheads. In this work, we consider an automatic thread extraction technique for removing these fine-grained...
Reliability distribution for impact toughness after strain aging of 38 mm thick ADB610 steel was investigated. The reliability distribution model was established by using least square method and correlation coefficent maximization method. Then the hypothesis test was calculated by using correlation coefficent test and K-S test method. It can be concluded that the impact toughness after strain aging...
The reliability of numerical control machine tool is one of the key problems to restrict the rapid development of numerical control machine too industry. Based on traditional reliability analysis methods, the degradation failure modes of numerical control system are investigated, the reliability modeling analysis method based on competing mode of hard and soft failure is presented. The relations between...
The continuum structure topology optimization design has been research hot spot and the difficulty in the structure optimization design. This article uses the reliability theory and the ESO method to solve the program of the reliability-based topology optimal design of continuum structural. The mathematical model is established and the perturbation method is utilized to the reliability restraint....
In this paper we propose a new methodology for sensor optimization and placement in a power system. The objectives of this study are to identify basic concepts on sensor optimization and placements to enhance the reliability and for efficient sensor data collection, processing, and transmission. Two approaches based on automatic control and information theory have been proposed. Condition of observability...
Interconnects are becoming a major bottleneck in the design of modern Systems-on-Chip. Power consumption, propagation delay, statistical variability, and reliability are some of the key challenges that must be addressed to fully optimize the interconnect architecture. This work provides a thorough review and analysis of the advantages and possibilities of coding for addressing the aforementioned challenges...
The issues, opportunities and challenges of effectively governing an organization's Information Technology (IT) demands and resources have become a major concern of the Board and executive management in many organisations today. The Swiss healthcare is currently searching for methods and practices for the solution of operational planning and optimisation of IT processes. To make sure that the corporate...
In this paper, we consider a slow-fading nt ×nr multiple-input multiple-output (MIMO) channel subjected to block fading. Reliability (in terms of achieved diversity order) and rate (in number of symbols transmitted per channel use) are of interest in such channels. We propose a new precoding scheme which achieves both full diversity (nt ×nrth order diversity) as well as full rate (nt symbols per channel...
Reliability is a main technical index for aircraft of long life cycle and long storage period. Periodic test is a reasonable confirmation for keep a good reliability of aircraft system. If inspection and maintenance periodically is too long or short, it may exercise an influence upon low reliability and high economy. So, the optimal testing period is the effective way for a good reliability of aircraft...
Podaj zakres dat dla filtrowania wyświetlonych wyników. Możesz podać datę początkową, końcową lub obie daty. Daty możesz wpisać ręcznie lub wybrać za pomocą kalendarza.