Results 41 to 50 of about 9,082 (185)

Enhancing Reliability Indices in Power Distribution Grids Through the Optimal Placement of Redundant Lines Using a Teaching–Learning-Based Optimization Approach

open access: yesEnergies
Given the pressing need to strengthen operational reliability in electrical distribution networks, this study proposes an optimization methodology based on the Teaching–Learning-Based Optimization (TLBO) algorithm for the strategic location of redundant ...
Johao Jiménez   +2 more
doaj   +1 more source

EVENODD: An Efficient Scheme for Tolerating Double Disk Failures in RAID Architectures [PDF]

open access: yes, 1995
We present a novel method, that we call EVENODD, for tolerating up to two disk failures in RAID architectures. EVENODD employs the addition of only two redundant disks and consists of simple exclusive-OR computations.
Jai Menon   +5 more
core   +3 more sources

Research on Multidimensional Application Effect Evaluation of Pipeline Fiber‐Optic Early Warning System

open access: yesJournal of Sensors, Volume 2026, Issue 1, 2026.
Despite the continuous improvement in the technical performance of fiber‐optic early warning systems, their actual application results in preventing third‐party intrusion into oil and gas pipelines are often less than ideal. This issue stems largely from the lack of comprehensive postdeployment evaluation methodologies, making it difficult to identify ...
Liangguo Liu   +7 more
wiley   +1 more source

Automatically Monitoring, Controlling, and Reporting Status/Data for Multiple Product Life Test Stands

open access: yesInventions, 2019
This paper describes an industry laboratory implementation of local and remote automation monitoring and control of several product testing stands for status, safety, and an efficient use of resources, as well as the purpose and inter-relationship ...
Richard Fertell, Hamed Ershad
doaj   +1 more source

High‐Performance and Space‐Qualified L‐Band to Ka‐Band Up‐Converter Based on Hybrid Local‐Oscillator Architecture

open access: yesInternational Journal of RF and Microwave Computer-Aided Engineering, Volume 2026, Issue 1, 2026.
This paper proposes a high‐reliability design for a space‐qualified L‐Ka (band) up‐converter used in millimeter‐wave communication systems. The design addresses key challenges related to phase noise, image rejection, output power, and environmental adaptability.
Dingzhan Yu   +8 more
wiley   +1 more source

Analisis Preventive Maintenance Berdasarkan Mean Time Between Failure (MTBF) Dan Mean Time To Repair (MTTR) Pada Alat Blow Molding Di PT XYZ

open access: yesJurnal Pengabdian Masyarakat Bangsa
PT XYZ merupakan perusahaan yang bergerak di bidang manufaktur aksesoris mobil otomotif dan interior kelautan yang berkembang. Sebagian besar produk plastik yang dihasilkan dibuat menggunakan mesin blow molding dengan produk yang sangat bervariasi Sehingga, apabila terjadi kerusakan maka akan menyebabkan produksi tidak bisa berjalan sebagaimana ...
Silvia Silvia   +2 more
openaire   +1 more source

Turning Privacy Constraints into Syslog Analysis Advantage [PDF]

open access: yes, 2016
Nowadays, failures in high performance computers (HPC) became the norm rather than the exception [10]. In the near future, the mean time between failures (MTBF) of HPC systems is expected to be too short, and that current failure recovery mechanisms e.g.,
Ciorba, Florina M.   +2 more
core  

Prediction intervals for reliability growth models with small sample sizes [PDF]

open access: yes, 2006
Engineers and practitioners contribute to society through their ability to apply basic scientific principles to real problems in an effective and efficient manner.
Quigley, J.L., Walls, L.A.
core   +1 more source

Computational Modeling of Tetralayer Graphene/h‐BN/MoS2/Phosphorene Heterostructured Sensors for Real‐Time Fault Detection and Predictive Maintenance of High‐Voltage Power Transmission Lines

open access: yesAdvanced Physics Research, Volume 4, Issue 12, December 2025.
A fully simulation‐based study integrating graphene/h‐BN/MoS2/phosphorene heterostructures for fault detection in high‐voltage power lines. Coupled DFT‐FEA models predict mechanical, thermal, discharge, and EMI performance with >99.7 % accuracy. The work establishes a multi‐physics computational paradigm for predictive maintenance and digital‐twin ...
Arash Vaghef‐Koodehi   +1 more
wiley   +1 more source

Redundancy Strategies for Hydrogen Injection Into Natural Gas Infrastructure: An Analysis of System Reliability

open access: yesEnergy Science &Engineering, Volume 13, Issue 11, Page 5672-5683, November 2025.
Study boundary and subsystem decomposition of the hydrogen‐injection facility: (1) Safety System, (2) Hydrogen System, (3) Electrolyzer, Power Supply, and Lye Preparation and Circulation, (4) Cooling System, (5) Potassium Hydroxide System, and (6) Fresh Water System.
Finn Börje Wesemeyer, Karsten Müller
wiley   +1 more source

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