scholarly journals Digital twin of the management process of field service teams of an electric grid company

2021 ◽  
Vol 2090 (1) ◽  
pp. 012015
Author(s):  
A R Kinzhalieva ◽  
O M Protalinskiy ◽  
A A Khanova ◽  
I O Bondareva

Abstract Modern electric grid companies are focused on minimum economically feasible costs and are aimed at improving the efficiency of financial and economic activities through the rational use of resources. The digital twin structure is proposed for the management of field service teams in the event of accidents and technological failures in an electric grid company. The digital twin includes an agent model, a system dynamics model, a geographic information system component, and modules with experiments. The description of the simulation model of management of field service teams in the event of accidents and technological failures is formalized, the input and output information on the model components is highlighted, the information is structured, and the scheme of the system dynamics model is created. Experiment designs for the digital twin of the management of field service teams in the event of accidents and technological failures in order to determine the best reliability and cost indicators are developed. The developed approach can be used to create digital twins of the management process of field service teams in the event of accidents and technological failures for various electric grid companies by selecting the parameters of simulation models according to the statistical reports by electric grid companies and connecting the appropriate GIS modules.

Author(s):  
Aliya Kinzhalieva ◽  
◽  
Anna Khanova ◽  

The lack of the necessary investment in the electric grid complex over the past 20 years has led to a significant physical and technological obsolescence of electrical networks. In this regard, the task of ensuring the reliability of the provision of services by electric grid companies with a minimum level of costs is urgent. The implementation of this task in many respects depends on the reduction of the duration of the interruption of power supply to consumers, which can be achieved by improving the process of management of duty personnel of field service teams in case of accidents and technological disturbances. At the same time, modern grid companies were focused on minimum economically sound costs and aimed at improving the efficiency of financial and economic activities through the rational use of resources. The structure of a simulation model of field service team management in the event of accidents and technological disturbances in an electric grid company at the middle level of system abstraction is proposed. The simulation model includes an agent model, a system dynamics model, a component of the geo information system and experiments modules. The description of the simulation model of field service team management in the event of accidents and technological disturbances is formalized, input and output information on the components of the model is selected, the information describing the agent model is structured, and a diagram of the system dynamics model is built. The adequacy of the simulation model was checked based on the statistics of Lenenergo PJSC. Experimental schemes have been developed for a simulation model of operational team management in the event of accidents and technological disturbances in order to determine the best reliability and cost indicators. The developed approach can be used to create multi-approach simulation models for the management of operational teams in the event of accidents and technological disturbances for various electric grid companies by selecting modes according to the statistical reports of the electric grid company and connecting the corresponding GIS modules.


1993 ◽  
Vol 23 (2) ◽  
pp. 281-295 ◽  
Author(s):  
Jack B. Homer

The debate continues over the question of whether illicit drugs, including cocaine, ought to be decriminalized or legalized. At the center of this debate is the question of how law enforcement affects drug prevalence. In this article the author presents an application of an existing system dynamics model of national cocaine prevalence to determine the potential impact of policies involving a relaxation of law enforcement — represented in the model as reductions in arrests or drug seizures. Although the model's predictive ability is limited by uncertainties about input assumptions, these uncertainties are well defined, few in number, and bounded to some degree by historical and logical considerations. Even in the presence of such uncertainties, the model produces credible and valuable projections. Dynamic simulation models may prove useful as common platforms for discussion and analysis in the context of the drug enforcement debate.


2010 ◽  
Vol 20 (2) ◽  
pp. 59-62
Author(s):  
Patrick Einzinger ◽  
Günther Zauner ◽  
G. Ganjeizadeh-Rouhani

Systems ◽  
2021 ◽  
Vol 9 (3) ◽  
pp. 56
Author(s):  
Urmila Basu Mallick ◽  
Marja H. Bakermans ◽  
Khalid Saeed

Using Indian free-ranging dogs (FRD) as a case study, we propose a novel intervention of social integration alongside previously proposed methods for dealing with FRD populations. Our study subsumes population dynamics, funding avenues, and innovative strategies to maintain FRD welfare and provide societal benefits. We develop a comprehensive system dynamics model, featuring identifiable parameters customizable for any management context and imperative for successfully planning a widescale FRD population intervention. We examine policy resistance and simulate conventional interventions alongside the proposed social integration effort to compare monetary and social rewards, as well as costs and unintended consequences. For challenging socioeconomic ecological contexts, policy resistance is best overcome by shifting priority strategically between social integration and conventional techniques. The results suggest that social integration can financially support a long-term FRD intervention, while transforming a “pest” population into a resource for animal-assisted health interventions, law enforcement, and conservation efforts.


Urban Science ◽  
2021 ◽  
Vol 5 (1) ◽  
pp. 19
Author(s):  
Robert Dare

This article presents a customized system dynamics model to facilitate the informed development of policy for urban heat island mitigation within the context of future climate change, and with special emphasis on the reduction of heat-related mortality. The model incorporates a variety of components (incl.: the urban heat island effect; population dynamics; climate change impacts on temperature; and heat-related mortality) and is intended to provide urban planning and related professionals with: a facilitated means of understanding the risk of heat-related mortality within the urban heat island; and location-specific information to support the development of reasoned and targeted urban heat island mitigation policy.


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