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  • Open Access

    ARTICLE

    Modified DS np Chart Using Generalized Multiple Dependent State Sampling under Time Truncated Life Test

    Wimonmas Bamrungsetthapong1, Pramote Charongrattanasakul2,*

    CMES-Computer Modeling in Engineering & Sciences, Vol.138, No.3, pp. 2471-2495, 2024, DOI:10.32604/cmes.2023.031433

    Abstract This study presents the design of a modified attributed control chart based on a double sampling (DS) np chart applied in combination with generalized multiple dependent state (GMDS) sampling to monitor the mean life of the product based on the time truncated life test employing the Weibull distribution. The control chart developed supports the examination of the mean lifespan variation for a particular product in the process of manufacturing. Three control limit levels are used: the warning control limit, inner control limit, and outer control limit. Together, they enhance the capability for variation detection. A genetic algorithm can be used… More >

  • Open Access

    ARTICLE

    An Evidence-Based CoCoSo Framework with Double Hierarchy Linguistic Data for Viable Selection of Hydrogen Storage Methods

    Raghunathan Krishankumar1, Dhruva Sundararajan2, K. S. Ravichandran2, Edmundas Kazimieras Zavadskas3,*

    CMES-Computer Modeling in Engineering & Sciences, Vol.138, No.3, pp. 2845-2872, 2024, DOI:10.32604/cmes.2023.029438

    Abstract Hydrogen is the new age alternative energy source to combat energy demand and climate change. Storage of hydrogen is vital for a nation’s growth. Works of literature provide different methods for storing the produced hydrogen, and the rational selection of a viable method is crucial for promoting sustainability and green practices. Typically, hydrogen storage is associated with diverse sustainable and circular economy (SCE) criteria. As a result, the authors consider the situation a multi-criteria decision-making (MCDM) problem. Studies infer that previous models for hydrogen storage method (HSM) selection (i) do not consider preferences in the natural language form; (ii) weights… More >

  • Open Access

    ARTICLE

    ENHANCEMENT OF FRESH WATER PRODUCTION ON TRIANGULAR PYRAMID SOLAR STILL USING PHASE CHANGE MATERIAL AS STORAGE MATERIAL

    Ravishankar Sathyamurthya,*, P.K. Nagarajanb, Hyacinth J. Kennadya, T.S. Ravikumara, V. Paulsonc, Amimul Ahsand

    Frontiers in Heat and Mass Transfer, Vol.5, pp. 1-5, 2014, DOI:10.5098/hmt.5.3

    Abstract This paper presents the method of improvement of enhancing the performance of triangular pyramid solar still with and without latent heat energy storage. For comparing the productivity of solar still with and without LHTESS a solar still is designed, fabricated. Experiments are conducted in hot and humid climate of Chennai, India. Paraffin wax is used as LHTESS due to its feasible general and economic properties. The hourly productivity is slightly higher in case of solar still without LHTESS during sunny days. There is an increase of about 35% in production of fresh water with LHTESS than that of solar still… More >

  • Open Access

    REVIEW

    Review of Black Start on New Power System Based on Energy Storage Technology

    Jin Fan1, Litao Niu2, Cuiping Li3, Gang Zhang2, He Li3, Yiming Wang3, Junhui Li3,*, Qinglong Song3, Jiacheng Sun3, Jianglong Pan4, Fangfang Lai4

    Energy Engineering, Vol.120, No.12, pp. 2857-2878, 2023, DOI:10.32604/ee.2023.029740

    Abstract With the continuous development of new energy generation technology and the increasingly complex power grid environment, the traditional black start scheme cannot meet the requirements of today’s power grid in order to ensure the stable operation of the power system can be restored quickly in the face of large power outages, so a more complete black start scheme needs to be developed to cope with the new power system. With the development of energy storage technology, the limitations of the traditional black-start scheme can be solved by new energy farms with energy storage configuration. Therefore, this paper investigates the problems… More > Graphic Abstract

    Review of Black Start on New Power System Based on Energy Storage Technology

  • Open Access

    ARTICLE

    Average Secrecy Capacity of the Reconfigurable Intelligent Surface-Assisted Integrated Satellite Unmanned Aerial Vehicle Relay Networks

    Ping Li1, Kefeng Guo2,*, Feng Zhou1, Xueling Wang3, Yuzhen Huang4

    CMES-Computer Modeling in Engineering & Sciences, Vol.138, No.2, pp. 1849-1864, 2024, DOI:10.32604/cmes.2023.029801

    Abstract Integrated satellite unmanned aerial vehicle relay networks (ISUAVRNs) have become a prominent topic in recent years. This paper investigates the average secrecy capacity (ASC) for reconfigurable intelligent surface (RIS)-enabled ISUAVRNs. Especially, an eve is considered to intercept the legitimate information from the considered secrecy system. Besides, we get detailed expressions for the ASC of the regarded secrecy system with the aid of the reconfigurable intelligent. Furthermore, to gain insightful results of the major parameters on the ASC in high signal-to-noise ratio regime, the approximate investigations are further gotten, which give an efficient method to value the secrecy analysis. At last,… More >

  • Open Access

    EDITORIAL

    Accompagnerles personnes touchées par un cancer et leur entourage : la rechercheinterventionnelle en santé des populations, un levier scientifique pour les institutions publiques

    Norbert Ifrah1,*, Christian Rabaud2

    Psycho-Oncologie, Vol.17, No.3, pp. 105-107, 2023, DOI:10.32604/po.2023.045105

    Abstract This article has no abstract. More >

  • Open Access

    ARTICLE

    Recherche interventionnelle et dispositifs de soutien aux personnes touchées par un cancer et leur entourage : résultats d’une analyse descriptive

    Anne-Fleur Guillemin, Iris Cervenka, Jérôme Foucaud*

    Psycho-Oncologie, Vol.17, No.3, pp. 113-121, 2023, DOI:10.32604/po.2023.045035

    Abstract La recherche interventionnelle en santé des populations (RISP) a été initiée en prévention primaire, en proposant un paradigme de recherche centré sur l’intervention et les solutions aux questions de santé. L’intervention se co-construit avec les parties prenantes dans une approche globale jusqu’à son déploiement sur les territoires. Face au développement de la RISP, se pose la question de son application à la prévention tertiaire. L’objectif de cette étude est de proposer—à partir d’une analyse descriptive des projets financés en RISP par l’Institut national du cancer (INCa) sur les dispositifs de soutien auprès des personnes touchées par un cancer et leur… More >

  • Open Access

    ARTICLE

    Proposer un accompagnement au sevrage tabagique aux patients atteints de cancer : le rôle des associations proposant des soins de support. Exemple de la Ligue Contre le Cancer Gironde

    Océane Phanatzis1,2,*, Rébecca Ratel1,2, Isabelle Barcos1,2, Marie Daspas3, Emmanuelle Clairembault3, François Alla1,2

    Psycho-Oncologie, Vol.17, No.3, pp. 133-145, 2023, DOI:10.32604/po.2023.044916

    Abstract Objectif : L’objectif de cet article est d’exposer les composantes interventionnelles et contextuelles d’un accompagnement au sevrage tabagique dans le cadre des soins oncologiques de support (SOS) délivrés par une association, qui soit viable en contexte français et efficace, et de décrire le processus de recherche partenariale dans lequel elles ont été élaborées. Méthodes : L’intervention a été développée à partir d’un ensemble de données recueillies lors d’une étude de viabilité à la mise en place d’une offre de sevrage tabagique au sein de la Ligue Contre le Cancer Gironde, une revue de la portée sur les interventions probantes et… More >

  • Open Access

    ARTICLE

    Investigation of Particle Breakdown in the Production of Composite Magnesium Chloride and Zeolite Based Thermochemical Energy Storage Materials

    Louis F. Marie*, Karina Sałek, Tadhg S. O’Donovan

    Energy Engineering, Vol.120, No.10, pp. 2193-2209, 2023, DOI:10.32604/ee.2023.043075

    Abstract Composite thermochemical energy storage (TCES) represents an exciting field of thermal energy storage which could address the issue of seasonal variance in renewable energy supply. However, there are open questions about their performance and the root cause of some observed phenomena. Some researchers have observed the breakdown of particles in their production phase, and in their use. This study seeks to investigate the underlying cause of this breakdown. SEM and EDX analysis have been conducted on MgCl2 impregnated 13X zeolite composites of differing diameters, as well as LiX zeolite. This was done in order to study the level of impregnation… More > Graphic Abstract

    Investigation of Particle Breakdown in the Production of Composite Magnesium Chloride and Zeolite Based Thermochemical Energy Storage Materials

  • Open Access

    ARTICLE

    A Sensor Network Coverage Planning Based on Adjusted Single Candidate Optimizer

    Trong-The Nguyen1,2,3, Thi-Kien Dao1,2,3,*, Trinh-Dong Nguyen2,3

    Intelligent Automation & Soft Computing, Vol.37, No.3, pp. 3213-3234, 2023, DOI:10.32604/iasc.2023.041356

    Abstract Wireless sensor networks (WSNs) are widely used for various practical applications due to their simplicity and versatility. The quality of service in WSNs is greatly influenced by the coverage, which directly affects the monitoring capacity of the target region. However, low WSN coverage and uneven distribution of nodes in random deployments pose significant challenges. This study proposes an optimal node planning strategy for network coverage based on an adjusted single candidate optimizer (ASCO) to address these issues. The single candidate optimizer (SCO) is a metaheuristic algorithm with stable implementation procedures. However, it has limitations in avoiding local optimum traps in… More >

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