scholarly journals Facility Design Variations using a Strong Component based Methodology

In this presentation is shown how a strong component-based facility layout design methodology addresses the design problem when some design relevant factors are adapted. The strong-component-based methodology proposes a unique structural design, a non-dedicated facility, capable of producing a family of products that require similar operations and workstations, which can be shared. Simultaneously, the methodology suggests that this structure can take advantage of both, known classical layout designs, product and process, in a single or multiple machine environments. In addition, adding or reducing a number of stations, adding feeding and storage facilities, considering qualitative and quantitative coefficients are some of the factors variations that can be addressed when using this methodology. In consequence, organisational impacts of the facility layout problem are addressed and solutions that can be obtained using the strong component-based methodology are suggested when the interrelations diagram are crated, an essential diagram which eases the facility design goals.

In this presentation is shown how a strong component-based facility layout design methodology addresses the design problem when some design relevant factors are adapted. The strong-component-based methodology proposes a unique structural design, a non-dedicated facility, capable of producing a family of products that require similar operations and workstations, which can be shared. Simultaneously, the methodology suggests that this structure can take advantage of both, known classical layout designs, product and process, in a single or multiple machine environments. In addition, adding or reducing a number of stations, adding feeding and storage facilities, considering qualitative and quantitative coefficients are some of the factors variations that can be addressed when using this methodology. In consequence, organisational impacts of the facility layout problem are addressed and solutions that can be obtained using the strong component-based methodology are suggested when the interrelations diagram are crated, an essential diagram which eases the facility design goals.


2021 ◽  
Vol 11 (15) ◽  
pp. 6676
Author(s):  
Lorenzo Salas-Morera ◽  
Laura García-Hernández ◽  
Carlos Carmona-Muñoz

The problem of Unequal Area Facility Layout Planning (UA-FLP) has been addressed by a large number of approaches considering a set of quantitative criteria. Moreover, more recently, the personal qualitative preferences of an expert designer or decision-maker (DM) have been taken into account too. This article deals with capturing more than a single DM’s personal preferences to obtain a common and collaborative design including the whole set of preferences from all the DMs to obtain more complex, complete, and realistic solutions. To the best of our knowledge, this is the first time that the preferences of more than one expert designer have been considered in the UA-FLP. The new strategy has been implemented on a Coral Reef Optimization (CRO) algorithm using two techniques to acquire the DMs’ evaluations. The first one demands the simultaneous presence of all the DMs, while the second one does not. Both techniques have been tested over three well-known problem instances taken from the literature and the results show that it is possible to obtain sufficient designs capturing all the DMs’ personal preferences and maintaining low values of the quantitative fitness function.


2015 ◽  
Vol 17 (3) ◽  
pp. 219-230 ◽  
Author(s):  
Kevin O'Sullivan ◽  
Richard Kemp ◽  
David Bright

Purpose – The purpose of this paper is to lay the groundwork for a narrative study of desistance that is both qualitative and quantitative. Design/methodology/approach – The review traces the strands of research that have made self-story an important theme in the study of desistance with particular reference to work since 2001. Findings – The importance of an agentic self-story in the process of desistance from crime came to prominence in the work of Shadd Maruna (1997, 2001). Since then authors have attempted to formulate: first, an integrated theoretical view of desistance incorporating agency; and second, a clinically useful understanding of how self-story is important. The clinical studies have almost always been qualitative, relying on extensive life history interviews which yield great richness of detail but few, if any, testable hypotheses. To date, such studies have not provided the empirical foundation on which to develop policy in correctional environments. Practical implications – If it is found that a measure of self-belief correlates with desistance from crime, it may be possible to devise psychological interventions to enhance and change self-belief. Originality/value – The paper proposes adding a quantitative approach to the measurement of self-concept in order to estimate the likelihood of desistance.


2017 ◽  
Vol 117 (10) ◽  
pp. 2210-2226 ◽  
Author(s):  
Sonia San-Martín ◽  
Nadia Jimenez

Purpose Consumers can face a situation of information asymmetry in electronic shopping (ES). The purpose of this paper to examine the relationships between: relational variables such as satisfaction, trust and perceived opportunism; and website cues (cognitive signals such as security and personalization, and experiential signals, such as design and entertainment). Design/methodology/approach The paper opted for the structural equation methodology to analyze data collected from 447 Spanish e-shoppers. Findings Results show different factors that relate to satisfaction, trust and perceived opportunism in ES. Satisfactory experience with ES and entertainment emerge as the most relevant factors to achieve trust and prevent perceived opportunism in e-commerce. Originality/value The five contributions of this study are: the introduction of variables from several theoretical approaches to the study of an agency problem in e-commerce; the study of different ways to gain buyer trust and reduce perceived opportunism in an electronic shopper-vendor relationship; the application of signaling theory as part of the process of helping the principal (e-shopper) to solve their shopping problem in a context of information asymmetry; the analysis of the impact of external cues from e-vendor/site, which allows for a comparison between internal experiences and external quality signals; and the study of entertainment as an important hedonic variable in order to have satisfied and confident e-shoppers.


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