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Data-Driven Traction Substations' Health Condition Monitoring via Power Quality Analysis

Jingyi Xie
2022 Frontiers in Energy Research  
Generally, traction substations' conditions are studied from their power quality, while the nonlinearity of loads and effects from the outside environment are factors mainly affecting the accuracy of condition  ...  Compared with traditional methods, the proposed approach is validated to be useful in improving the classification performance of power quality problems, and fast and effective for governance in traction  ...  CONCLUSION In this paper, an intelligent system based on data-driven and DDFT is proposed to govern the power quality problems of traction substations.  ... 
doi:10.3389/fenrg.2022.873602 doaj:743d685bae61472cb0585b2da8a2147b fatcat:s35wlfnxxrby3jjizot5k2kyqi


Rani Fariha, Ferdinand DS
2021 International journal of research - granthaalayah  
The quality of the system and the quality of information have a positive effect on the impact of individuals, and the quality of information and the quality of service affect the satisfaction of users  ...  The results show that transformational leadership and service quality have a positive effect on Good University Governance.  ...  The results showed that system quality and information quality had a positive effect on individual impact, information quality and service quality had a positive effect on user satisfaction, and transformational  ... 
doi:10.29121/granthaalayah.v9.i7.2021.4117 fatcat:dtteejs4anhfhhjg5gice7wlte

Perspectives on automated correction of bad smells

Javier Pérez, Yania Crespo
2009 Proceedings of the joint international and annual ERCIM workshops on Principles of software evolution (IWPSE) and software evolution (Evol) workshops - IWPSE-Evol '09  
Refactorings are structural transformations that can be applied to (originally) the source code of a software system to perform design changes (to improve it) without modifying its observable behaviour  ...  Introduction Refactorings Refactorings Refactorings are structural transformations that can be applied to (originally) the source code of a software system to perform design changes (to improve it) without  ...  with its associated data Basic transformations are specified in terms of preconditions and effects.  ... 
doi:10.1145/1595808.1595827 dblp:conf/iwpse/PerezC09 fatcat:rrh3ltkhz5bblouf2abkfghqau

How Ready Is Higher Education for Quality 4.0 Transformation according to the LNS Research Framework?

Bandar Alzahrani, Haitham Bahaitham, Murad Andejany, Ahmad Elshennawy
2021 Sustainability  
This is due to several challenges the most impacting of which is having fragmented processes together with fragmented data systems and sources.  ...  Quality 4.0 is the digitalization of traditional quality approaches and the focus on the use of digital tools to improve an organization's ability to meet customers' requirements with high quality.  ...  Data Availability Statement: Not applicable. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/su13095169 doaj:8404d950e53143ed9d3295928abffb64 fatcat:hedyctuofvfedp2526udqykv3u

Analysis of Causes and Effects of Harmonic Distortion in Electric Power Systems and Solutions to Comply with International Standards Regarding Power Quality [chapter]

Mercedes Ruiz-Cortés, María Isabel Milanés-Montero, Fermín Barrero-González, Enrique Romero-Cadaval
2015 IFIP Advances in Information and Communication Technology  
Simulation Case Studied This paper focuses on simulating a cause of harmonic distortion in an electric power system, checking one of its worst effects and proposing a solution based on exchanging information  ...  Monitoring and collecting data allows determining the presence of disturbances, analyzing their causes and measuring their effects.  ... 
doi:10.1007/978-3-319-16766-4_38 fatcat:76pk47bwznfxpli6jdcogdjuku

ETL Best Practices for Data Quality Checks in RIS Databases

Otmane Azeroual, Gunter Saake, Mohammad Abuosba
2019 Informatics  
Data is extracted from the source systems, transformed and loaded into the RIS.  ...  The removal of data errors (such as duplicates and harmonization of the data structure, inconsistent data and outdated data, etc.) are essential tasks of data integration using extract, transform, and  ...  Conflicts of Interest: The authors declare no conflicts of interest.  ... 
doi:10.3390/informatics6010010 fatcat:fcchzo3yrbeklkgmlthnjob3f4

The Influence of Transformational Leadership, School Culture and Work Motivation on School Effectiveness in Junior High School in Medan

Gunawan Gunawan
2020 Budapest International Research and Critics Institute (BIRCI-Journal) : Humanities and Social Sciences  
The findings of this study statistically show that simultaneously there is a positive and significant influence of transformational leadership and school culture on the work motivation of Junior High School  ...  Likewise transformational leadership, school culture and work motivation have a significant and significant influence on the effectiveness of State Junior High Schools in Medan, which amounted to 13.7%  ...  Thus based on system theory, that the focus of organizational attention on the existence of relationships between subsystems in one system, and between systems with other systems, which can influence each  ... 
doi:10.33258/birci.v3i1.824 fatcat:e55y5kehwje23hfhbwvka32chy


Nurlia Dewi, Willy Abdillah, Muhartini Salim, Slamet Widodo
2021 International Review of Management and Marketing  
The results showed that the transformational leadership and information quality had no effect on the use of Information Management and Documentation Officer (PPID) software, system quality and service  ...  quality affected the use of the PPID system, the use of the PPID system had an effect on user satisfaction with the PPID system, and the satisfaction of PPID system users had an effect on to net benefits  ...  Seddon and Kiew (1996) examined the effect of information quality on information system user satisfaction. The results showed that information quality had an effect on system satisfaction.  ... 
doi:10.32479/irmm.12515 fatcat:q2f3vta2fvh6xhtqjksj273fui

The Impact of Digital Transformation on the Internal Audit Quality and its Reflection on Enhancing the Quality of Financial Reporting " An Empirical Study"

جمـــــــــال سعـــــد خطــــــاب, منذر محمد علی محمد, عمرو صلاح محمد عبد الله
2022 المجلة العلمیة للدراسات والبحوث المالیة والإداریة‎  
The Study recommended that the importance of publishing new regulations and law to govern using the digital transformation on internal audit to secure and protect users.  ...  The study results and statistical show that digital transformation has positive relationship with internal audit quality and enhancing the quality of financial reporting.  ...  Does the mechanisms of digital transformation effect on the quality of financial reporting?  ... 
doi:10.21608/masf.2022.240100 fatcat:foit7fiwzralfa2pwwibaxfaze

Reducing the effects of Power Harmonics on Distribution Transformers using Simplex Optimization Technique

N. B. Ngang, N. E. Aneke
2021 Journal of Engineering Research and Reports  
by determining the harmonic mean from a given harmonic distortion data ,optimizing the mean from a given distortion data, training the optimized result to minimize harmonic in power distribution transformer  ...  , designing a Simulink model for mitigating the resultant effect of harmonics which are the sinusoidal components of a complex wave, using simplex optimizationtechnique.  ...  The resultant effect is on power system stability of the distribution system.  ... 
doi:10.9734/jerr/2021/v20i617321 fatcat:legol3d5ejdqxny7dd5vt2u3iu

Empirical Analysis of The Relationship Between Enterprise Digital Transformation and Enterprise Internal Control Quality

Feier Chen
2022 BCP Business & Management  
transformation, and studies its impact on the quality of enterprise internal control.  ...  The empirical results show that digital transformation significantly improves the quality of internal control, and this conclusion is still valid after the robust test.  ...  transformation, and studies its impact on the quality of enterprise internal control.  ... 
doi:10.54691/bcpbm.v20i.1009 fatcat:4462dns2djfobhp3i45rixxm74

Filtering, Fusion and Dynamic Information Presentation: Towards a General Information Firewall [chapter]

Gregory Conti, Mustaque Ahamad, Robert Norback
2005 Lecture Notes in Computer Science  
It allows analysts to collaboratively customize web content by the creation and sharing of dynamic knowledge-based user interfaces that greatly improve data quality, and hence analyst effectiveness, through  ...  Data quality varies from very high quality data generated by reputable sources to misleading and very low quality data generated by malicious entities.  ...  Acknowledgments We would like to thank Sandip Agarwala, David Dagon and Sven Krasser of the Georgia Institute of Technology for their thoughtful review and comment as well as Lieutenant Colonel Ron Dodge  ... 
doi:10.1007/11427995_48 fatcat:7veaym2yrnf3zfgt5cjg6deoxy

A System to Analyze an Effect of Privacy Protection on Direct Discrimination

Asmita Gorave, Vrushali Kulkarni
2017 International Journal of Computer Applications  
Data mining technique undergoes risk of discrimination, if data mining tasks are performed using discriminatory dataset.  ...  Privacy violation occurs if a person's sensitive information is disclosed as a result of data mining tasks. Privacy  ...  Then calculate percentage of discrimination removal and percentage of data quality loss in the transformed dataset. The architecture of the system is as shown in Fig. 1 .  ... 
doi:10.5120/ijca2017915309 fatcat:dl6i7omk4nhijphy44nogrti2u

Application of wavelet Transform in power Quality: A Review

Suresh k.Gawre, N.P.Patidar N.P.Patidar, R. K. Nema
2012 International Journal of Computer Applications  
This paper presents a comprehensive review of different techniques based on wavelet transform to detect and classify power quality problems.  ...  From last decades the objective of Power quality (PQ) monitoring and analysis has drastically .  ...  Power Quality analysis is based on huge data gathered from the real system.  ... 
doi:10.5120/5081-7307 fatcat:ojdtokkxcnaxnkl327r6acnp5e

Transformational Leadership

Pam Jones, Shea Polancich, Robin Steaban, Nancye Feistritzer, Terri Poe
2017 Journal for Healthcare Quality  
The purpose of this article is to provide strategic direction for transformational quality and safety leadership as the chief nursing officer (CNO) within the academic medical center environment.  ...  This department column highlights leadership perspectives of quality and patient safety practice.  ...  Data were collected on the "whys" associated with failure to use the bar code scanning system. The findings were surprising to the CNO and the nursing leaders across the organization.  ... 
doi:10.1097/jhq.0000000000000090 pmid:28481844 fatcat:u3uvl3tre5avjotv7jw33rz3ce
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