Gregory Nicholas de Boer, Adam Johns, Nicolas Delbosc, Daniel Burdett, Morgan Tatchell-Evans, Jonathan Summers and Remi Baudot
This aim of this work is to investigate different modelling approaches for air-cooled data centres. The study employs three computational methods, which are based on finite…
Abstract
Purpose
This aim of this work is to investigate different modelling approaches for air-cooled data centres. The study employs three computational methods, which are based on finite element, finite volume and lattice Boltzmann methods and which are respectively implemented via commercial Multiphysics software, open-source computational fluid dynamics code and graphical processing unit-based code developed by the authors. The results focus on comparison of the three methods, all of which include models for turbulence, when applied to two rows of datacom racks with cool air supplied via an underfloor plenum.
Design/methodology/approach
This paper studies thermal airflows in a data centre by applying different numerical simulation techniques that are able to analyse the thermal airflow distribution for a simplified layout of datacom racks in the presence of a computer room air conditioner.
Findings
Good quantitative agreement between the three methods is seen in terms of the inlet temperatures to the datacom equipment. The computational methods are contrasted in terms of application to thermal management of data centres.
Originality/value
The work demonstrates how the different simulation techniques applied to thermal management of airflow in a data centre can provide valuable design and operational understanding. Basing the analysis on three very different computational approaches is new and would offer an informed understanding of their potential for a class of problems.
Details
Keywords
Modelling lower rates for longer.
Details
DOI: 10.1108/OXAN-DB236355
ISSN: 2633-304X
Keywords
Geographic
Topical
Patrick Lo, Robert Sutherland, Wei-En Hsu and Russ Girsberger
Full‐text CDROM is a powerful tool and publishers are finding ways to build more into their product. World Library has upgraded Library of the Future with a third edition (World…
Abstract
Full‐text CDROM is a powerful tool and publishers are finding ways to build more into their product. World Library has upgraded Library of the Future with a third edition (World Library Inc., 1991–1994, Library of the Future, 3rd Edition. Irvine, CA, USA). Library of the Future is a CDROM tool to access classic literature, some religious works and some important documents in full text. World Library has added Windows operation and new graphic effects to the product.
This study seeks to examine the fashion consciousness of young consumers in the Southern Province of Sri Lanka, and to explain the impact of gender and education on fashion…
Abstract
Purpose
This study seeks to examine the fashion consciousness of young consumers in the Southern Province of Sri Lanka, and to explain the impact of gender and education on fashion consciousness of young fashion consumers.
Design/methodology/approach
A survey design was used to collect the data and 215 youngsters below 25 years of age were selected for the study. A structured questionnaire was used to examine the fashion consciousness of respondents. Three factors of fashion consciousness were suggested by exploratory factor analysis procedure, and they were established for further analysis based on the results of confirmatory factor analysis. The study tested three hypotheses to examine the degree of fashion consciousness and the impact of gender and education on fashion consciousness.
Findings
The survey results showed that respondents have a fair level of fashion consciousness and their fashion consciousness was affected by the gender and education. It was highlighted that the fashion consciousness is context‐dependent and the fashion consciousness of young consumers in Sri Lanka is mainly related to their consciousness about Western fashions.
Originality/value
The study stresses the inseparability of fashion consumers' mental status and his/her socioeconomic and cultural surrounding, especially in the post‐colonial context.
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Keywords
CD‐ROM technology has reached the point where just a few discs can equal the holdings of a small print library. Reference works used by libraries in hard copy are available on…
Abstract
CD‐ROM technology has reached the point where just a few discs can equal the holdings of a small print library. Reference works used by libraries in hard copy are available on CD‐ROM; encyclopedias, news and periodicals are also in full text on disc. If the appropriate reference is found on disc, searchers need go no further than the CD‐ROM being examined. This article gives a brief overview of a number of CD‐ROMs which the author has bought to create his own personal library.
Chloe Preece, Finola Kerrigan and Daragh O’Reilly
This paper aims to contribute to the literature on value creation by examining value within the visual arts market and arguing for a broader, socio-culturally informed view of…
Abstract
Purpose
This paper aims to contribute to the literature on value creation by examining value within the visual arts market and arguing for a broader, socio-culturally informed view of value creation.
Design/methodology/approach
The authors develop an original conceptual framework to model the value co-creation process through which art is legitimised. An illustrative case study of artist Damien Hirst demonstrates the application of this framework.
Findings
The findings illustrate how value is co-constructed in the visual arts market, demonstrating a need to understand social relationships as value is dispersed, situational and in-flux.
Research limitations/implications
The authors problematise the view that value emerges as a result of operant resources “producing effects” through working on operand resources. Rather, adopting the socio-cultural approach, the authors demonstrate how value emerges and is co-constructed, negotiated and circulated. The authors establish the need to reconceptualise value as created collaboratively with other actors within industry sectors. The locus of control is, therefore, dispersed. Moreover, power dynamics at play mean that “consumers” are not homogenous; some are more important than others in the valuation process.
Practical implications
This more distributed notion of value blurs boundaries between product and service, producer and consumer, offering a more unified perspective on value co-creation, which can be used in strategic decision-making.
Originality/value
This paper illustrates that value co-creation must be understood in relation to understanding patterns of hierarchy that influence this process.
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In mid-2013, the Lee family, which owned the Hong Kong based food and health product giant Lee Kum Kee (LKK), struggled with how best to increase involvement of the fifth…
Abstract
In mid-2013, the Lee family, which owned the Hong Kong based food and health product giant Lee Kum Kee (LKK), struggled with how best to increase involvement of the fifth generation (G5), the children of the company's current fourth-generation (G4) senior executives and governance leaders. Only two of the fourteen G5 members had joined the company, and few had expressed interest in further involvement, including in the multiple learning and development programs the business offered, such as a mentoring program. Many of the G5 cousins had expressed little interest in business careers in general, and none of them currently was serving as an LKK intern. G4 members observed that their children were busy with family obligations, hobbies, and emerging careers outside the business. G5's lack of interest in business and governance roles was part of a growing pattern of low family engagement in general, exhibited by the cancellation of recent family retreats (once an annual tradition) because of apathy and some underlying conflict. A history of splits among past generations of the Lee family regarding business leadership made the engagement issue even more meaningful and critical.
Students will consider the challenge from the point of view of G4 family members David Lee, chairman of the family's Family Office, and his sister, Elizabeth Mok, who ran the Family Learning and Development Center. They and their three siblings saw engaging the next generation as a top priority, one related to key concepts including family-business continuity, generational engagement and empowerment, succession, emotional ownership, and intrinsic/extrinsic motivation.
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Within the past few years, responsible educators, librarians, parents, counselors, social workers, therapists, and religious groups of all sexual persuasions and lifestyles have…
Abstract
Within the past few years, responsible educators, librarians, parents, counselors, social workers, therapists, and religious groups of all sexual persuasions and lifestyles have recognized the need for readily available reading material for lesbian and gay youth. Unfortunately, this material is often buried, because it is embedded in larger works. To meet this need, I have compiled and annotated 100 of the best works for young homosexuals, bisexuals, and heterosexuals. I have also included a few of the best works currently available on heterosexuality as a much needed source of knowledge for all young adults whether they are gay or straight, whether they remain childless or eventually become parents.
In summer 1996 one of Europe's leading business libraries, the library at the London Business School chose Sirsi's UNICORN Collection Management system. The article explains how…
Abstract
In summer 1996 one of Europe's leading business libraries, the library at the London Business School chose Sirsi's UNICORN Collection Management system. The article explains how the choice was made and the process of implementation