scholarly journals The effect of an enclosure retrofit on a multi-unit residential building: single case study

Author(s):  
Robin Urquhart

This case study examines the effect of an enclosure retrofit on a high-rise, multi-unit residential building (MURB). Literature on fan pressurization test methodologies and MURB air leakage rates is reviewed. The enclosure for the case study building was tested using the guarded-zone fan pressurization method. Results of the air leakage testing show significant improvement in the enclosure tightness and compare well to measured data for other MURBs across North America. There is recognition of a need to standardize both testing methods and presentation of data for air leakage in MURBs. The issue of abnormal flow exponent values is discussed and recommendations for future research are made.

2021 ◽  
Author(s):  
Robin Urquhart

This case study examines the effect of an enclosure retrofit on a high-rise, multi-unit residential building (MURB). Literature on fan pressurization test methodologies and MURB air leakage rates is reviewed. The enclosure for the case study building was tested using the guarded-zone fan pressurization method. Results of the air leakage testing show significant improvement in the enclosure tightness and compare well to measured data for other MURBs across North America. There is recognition of a need to standardize both testing methods and presentation of data for air leakage in MURBs. The issue of abnormal flow exponent values is discussed and recommendations for future research are made.


Author(s):  
Kasper Jolink ◽  
Loussi Bedrosian

One third of a person’s life is spent on sleep, therefore the quality and habit of sleep affects health. A single case study indicated that perspiration could serve as a prognostic marker. Diagnosing nocturnal perspiration is common clinical practice, since this serves as a major symptom in many pathologies. Till this day no specific evidence-based approach for diagnosing nocturnal perspiration exists. By introducing the Q-strip, a device which quantitatively measures nocturnal perspiration, this could be acquired. The Q-strip could serve a purpose in diagnosing nocturnal perspiration more efficient without being intrusive. In addition to its health sensing potentials, the Q-strip makes it possible to visualise perspiration patterns. This introduces the possibility to examine the quality of sleep. Future research is recommended to investigate this.


2018 ◽  
Vol 24 (4) ◽  
pp. 717-735 ◽  
Author(s):  
Susanne Durst ◽  
Birgitta Lindvall ◽  
Guido Bruns

Purpose This study aims to contribute to the understanding of knowledge risk management (KRM) and a range of related knowledge management practices in the public sector through a case study conducted in a Swedish municipality. Design/methodology/approach A single case study was conducted in a Swedish municipality involving two offices. Data were collected through an online survey, group interviews and group exercises involving members of the offices who represented different functions, roles and age groups. Findings The findings underline the need for a systematic approach to KRM for being in a position to continuously deliver the municipality’s products and services, specifically against the knowledge challenges ahead. In addition, the authors identified a number of internal and external factors that are challenging KRM. Research limitations/implications Data were collected from a single case study, to generalize the findings future research should study additional local governments. Practical implications A holistic KRM framework is proposed intended to help managers tackle present and future challenges in the public sector. Originality/value The study contributes to the underdeveloped field of KRM by providing insights into KRM and KRM-related activities found in a Swedish municipality.


2021 ◽  
Vol 6 ◽  
Author(s):  
Ariana L. Garcia ◽  
Tonisha B. Lane ◽  
Blanca E. Rincón

To understand how higher education institutions broker graduate opportunities for Students of Color (SOCs) in STEM, we employ a single case study of a Louis Stokes Alliance for Minority Participation (LSAMP) alliance. Drawing primarily from student interviews and informed by Small’s (2006) organizational brokerage theory, our findings illuminate how 1) alliance-based STEM enrichment programs (SEPs) bridge social capital via interorganizational networks and 2) how SEP instability creates barriers to building the trust that is central to the brokerage process. We conclude with recommendations for future research and practice.


2015 ◽  
Vol 21 (3) ◽  
pp. 610-627 ◽  
Author(s):  
Luna Leoni

Purpose – The purpose of this paper is to explore how knowledge management systems can support the adoption of the servitization strategy in a manufacturing firm. Design/methodology/approach – In order to reach the paper aim, an inductive single-case study has been adopted. The analysis focuses on the IBM Corporation. Findings – In spite of the paucity of studies that simultaneously address both servitization and knowledge management topics, the case study findings show five connections points between the two streams of research, proving not only that they are closely connected to each other, but also how the adoption of a good knowledge management system can facilitate the implementation of a servitization strategy. Research limitations/implications – As far as the adoption of a single-case study is concerned, this could create biases that can affect the final product in terms of reliability, validity, and generalizability. However, as stated by Erickson (1986), the general lies in the particular and, as argued by Flyvbjerg (2006), the strength of a single example is underestimated in its contribution to scientific progress. Thus, even though this paper is based on a single-case study, it is reasonable to believe that it could be considered as a representative case of companies of the time and its findings sufficiently generalizable. Practical implications – Case study findings could guide managers towards understanding if their knowledge management tools and practices are appropriate, or if they need to be modified in order to successfully implement the servitization strategy adopted. Originality/value – This study represents the first attempt to fill the paucity of studies contemporaneously addressing both servitization and knowledge management topics, and could be used as a pilot case for future research works.


2015 ◽  
Vol 27 (8) ◽  
pp. 1791-1813 ◽  
Author(s):  
Rania El Haddad

Purpose – The purpose of this study is to investigate the implementation of revenue management (RM) pricing practices and managers’ perceptions towards this practice in a budget hotel chain and to provide recommendations for improving the adoption of and perception towards this practice. Design/methodology/approach – A single case study method was adopted to conduct an in-depth qualitative research in a hotel organization. In-depth data were collected through semi-structured interviews, observations and documentation. Findings – The research findings indicate that the implementation of revenue management system (RMS): needs to be clearly communicated and made tangible to employees; can impact the profitability of the budget hotel sector and not only mid-scale or luxury sectors; and remains a profit-oriented decision with little consideration for customer outcomes. Research limitations/implications – The findings may not apply to mid-scale or luxury properties, as the results cannot be generalized to other hotel chains in other countries that apply complex pricing structures. Future research might develop multiple case study design to increase the rigor of the research by focusing on themes or patterns uncovered in a single case study. Practical implications – The practical application of the study is twofold: the recommendation to maintain ongoing implementation activities, such as designing operational plans and training programs; the recommendation for a RM pricing strategy that maintains positive price fairness perceptions and results in positive behavioral intentions. Originality/value – This study helps advance our understanding of the characteristics that influence the success of RM implementation in the budget hotel context and provides us with useful insights to design effective dynamic strategies to enhance the implementation process both for the organization and its stakeholders.


2019 ◽  
Vol 15 (2) ◽  
pp. 195-214
Author(s):  
Chamindika Weerakoon ◽  
Byron Gales ◽  
Adela J. McMurray

Purpose Mainstream entrepreneurship research tends to adopt either the causation or effectuation perspective in their studies. Yet, the social enterprise literature has largely focussed on the bricolage perspective to explain social entrepreneurial action. The authors argue that when investigating legitimacy driven opportunity pursuit of an enterprise’s pre-emergence stage, all three perspectives of causation, effectuation and bricolage are required. The purpose of this paper was to address the research question how does effectuation determine entrepreneurial action in the pre-emergence of a social enterprise? Design/methodology/approach An in-depth single case study approach was used based on the data provided by the founding entrepreneur of Good-Faith Learning social enterprise in Australia. Findings The results demonstrated the complementary evolution of the three perspectives. In the following sequence, the effectuation, causation and bricolage actions were identified during the pre-emergence stage of the Good-Faith Learning social enterprise. Specifically, the input–process–output perspective of the study confirmed that the initial stage reflects on the effectual means linked to the causation-based strong articulation of the social vision and mission. The process stage dominates the bricolage approach to resourcing leading to effectual outcomes subsequently. Further, the specific actions of the pre-emergence stage are comprised legitimacy driven symbolic management approaches conveying the entrepreneur’s credibility and commitment, professional organising through website, gut-instinct based team selection, and organisational achievement. Research limitations/implications The future research may conduct multiple case study analysis with multiple respondents to observe the consistency or deviations of the patterns identified in this study. Originality/value This single case study demonstrates the complementary existence of causation, effectuation and bricolage elements in entrepreneurial actions in a single social enterprise context and advances the social entrepreneurship literature.


2003 ◽  
Vol 1 (2) ◽  
pp. 148-159
Author(s):  
Keith V. Bletzer

Migratory farm labor like other forms of migrant work both in and outside agriculture impedes on the opportunity to make choices. The following essay explores particular phases in the life of one man (a single case study) and examines how he considers turning points in his life that led to a long period of substance use, both as an immigrant in the country and as a working man in his home country, followed by a cessation of use and the beginning stages of recovery. / Para el migrante, viajar en busca de trabajo es díficil, ya sea que trabaje en agricultura o en otras labores. Este ensayo examina ciertas etapas en la vida de un hombre (estudio de un solo caso) que examina los cambios que le han ocurrido durante un período en que él consumía grandes cantidades de alcohol en los estados y en su país, seguido por un período de sobriedad (no tomaba alcohol, no usaba drogas) en este país en que él comienza una etapa de rehabilitación.


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