Institutional Repository | North-West University | NWU: Recent submissions
Now showing items 17061-17080 of 35802
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Developing a socio-economic driven business model for managing an urban national park
(North-West University (South Africa) , Potchefstroom Campus, 2015)Tourism has grown substantially as an economic and a social phenomenon over the past few decades. The issue of environmental sustainability cannot be separated from the issues relating to social and economic development. ... -
Real-time power system oscillation monitoring using synchrophasor measurements
(IEEE, 2015)Inter-area oscillations impact negatively on power system stability and power transfer capability. Monitoring oscillations in real time can improve control of the power system. Synchrophasor data from Phasor Measurement ... -
On-line performance monitoring of a transmission line using synchrophasor measurements
(IEEE, 2015)Synchrophasors are increasingly being implemented to improve the understanding of network performance. This paper presents the use of voltage and current synchrophasors in the on-line performance monitoring of a transmission ... -
A discriminative approach to harmonic emission assessment
(IEEE, 2015)With the onset of renewable power sources onto the network, such as Photovoltaic power plants contributing to Total Harmonic Distortion (THD) in voltage, a methodology to quantify their contribution to the THD in voltage ... -
Skill utilization and well-being: a cross-level story of day-today fluctuations and personal intrinsic values
(Taylor & Francis Ltd, 2015)The opportunity to use one s skills at work is an important prerequisite for employee well–being. Drawing on self–determination and personenvironment fit theory, this diary study aims to add to our understanding of this ... -
Continuous harmonic impedance assessment using online measurements
(IEEE, 2015)The quantification of harmonic emission requires an accurate representation of the network harmonic impedances. A number of techniques have been proposed to make the assessment of the network harmonic impedances practical ... -
Analyzing small data sets using Bayesian estimation the case of posttraumatic stress symptoms following mechanical ventilation in burn survivors
(Co–action Publishing, 2015)Background: The analysis of small data sets in longitudinal studies can lead to power issues and often suffers from biased parameter values. These issues can be solved by using Bayesian estimation in conjunction with ... -
Die geskiedenis van Tokai-park : 1792 tot 1910, as rekord vir 'n bewaringstrategie
(North-West University (South Africa), Potchefstroom Campus, 2015)Tokai-park het 'n geskiedenis van omgewingsbewaring wat direk na die Vereenighde Oostindische Compagnie (VOC)1 se houtbeleid teruggevoer word. Die uitreiking van Constantia aan Simon van der Stel, 1685, het die groter ... -
Die invloed van die leierskapstyl van die skoolhoof op onderwysermoreel in sekondêre skole in die Amajuba Distrik
(North-West University (South Africa) , Potchefstroom Campus, 2016)The research aim of this study was to determine the influence that the style of leadership of the principal has on teacher morale in secondary schools in the Amajuba District. A thorough literature study was conducted on ... -
Gender integration in disaster preparedness planning : a case of World Vision South Africa in Limpopo
(North-West University (South Africa) , Potchefstroom Campus, 2015)World-wide, disasters and hazards do not affect people of the same society in the same way. Depending on the nature of the hazard, some groups tend to suffer more consequences than others. The differences in disaster and ... -
Liability for loss or damage to cargo in multimodal transport agreements : an African perspective
(North-West University (South Africa) , Potchefstroom Campus, 2015)The absence of a harmonised legal regime that regulates the liability for loss or damage to cargo in the multimodal carriage of goods has been an international problem for quite some time. Like many other international and ... -
Dissecting the transmission of financial shocks to household income distribution in South Africa
(North-West University (South Africa) , Potchefstroom Campus, 2015)The onset of the 2008-09 global financial crisis induced a coeval shrinkage to relatively all fields of production in several countries (Baxter, 2009:106). While the contraction of sectors of production was a common effect ... -
The Role Of Career Factors In Qualitative And Quantitative Job Insecurity: A Study In Different Organizational Contexts
(Routledge Journals, Taylor & Francis Ltd, 2015)Background. The aim of this study is to analyse the determinants of the occurrence of qualitative and quantitative job insecurity. It focuses on three career variables (employability, career exploration, and career ... -
Die impak van afwesige vaders op adolessente dogters se psigososiale welstand
(AOSIS, 2015)It was found that many children in South Africa grow up without a biological father's involvement. The absence of a parent within a family system causes a vacuum in the parenthood role and has a negative influence ... -
Views of Christian fathers of their role as mentors in the transmission of values within the family context
(Vereniging vir Christelike Hoër Onderwys, 2015)There is a crisis in society with respect to peoples' values. Families are living in an era of moral anxiety and not only South Africa but also the rest of the world is suffering from a value-dilemma. Homes, schools and ... -
Reflective Supervision: Guidelines For Promoting Resilience Amongst Designated Social Workers
(2015)The importance of child protection as well as the designated social workers (DSWs) assigned to them, and the jeopardy they face, is well recognised. Although there is a call to enhance DSW resilience, little is known ... -
Mental Health Care and Average Happiness: Strong Effect in Developed Nations
(Springer, 2015)Mental disorder is a main cause of unhappiness in modern society and investment in mental health care is therefore likely to add to average happiness. This prediction was checked in a comparison of 143 nations around 2005. ... -
The DSW: From Skeptic to Convert
(Springer, 2015)The author traces the history of the original DSW degree in relation to the Ph.D. which was viewed as the more respected, rigorous, and traditional degree, essentially replacing the DSW in social work doctoral programs. ... -
The relationship between qualitative job insecurity and OCB: Differences across age groups
(Sage Publications Ltd, 2015)Qualitative job insecurity may be associated with less (hindrance effect) and more (challenge effect) organizational citizenship behaviour (OCB). This article disentangles both effects by introducing an intermediate variable. ... -
Violations of War: Testing the Meaning–Making Model Among Vietnam Veterans
(Wiley–blackwell, 2015)Objective: Posttrauma adjustment theories postulate that intense stressors violate people s beliefs about the world and perceived ability to achieve valued goals. Failure to make meaning from traumatic events exacerbates ...
