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27 September 2021 | Story André Damons | Photo Supplied
Dr Jacques Maritz, a lecturer at the UFS Department of Engineering Sciences (EnSci), recently hosted and chaired a mini-symposium on the role of UFS Grid Related Research.

During 2020 the University of the Free State (UFS) Qwaqwa campus experienced a loss of electricity supply for 10% of the year which led to emergency generation costs reaching R1.2-million. 

This is one of the problems Dr Jacques Maritz, a lecturer at the UFS Department of Engineering Sciences (EnSci), and the UFS Grid Related Research group are looking to address with their research on green and sustainable digital transformation efforts of local campus power grids.

Dr Maritz recently hosted and chaired a mini-symposium on the role of UFS Grid Related Research during which research strategies, visions and missions were shared by different research groups. These groups included the UFS Grid Related Research Group (presented by Dr Maritz), the UFS Initiative for Digital Futures (presented by Mr Herkulaas Combrink and Prof Katinka de Wet, both interim directors) and the Block Chain Research Group (presented by Mr Riaan Bezuidenhout, a PhD student at the Department of Computer Science and Informatics).  

Dr More Manda, on behalf of merSETA strategy and research, presented its strategic priorities for the next couple of years, which included the observation to drive the development of Digital and Green Skills. Mr Nicolaas Esterhuysen, from UFS Department of University Estates, also presented a live demonstration of the current state of the UFS smart grid. Industry partners presented a synopsis of their efforts and products pertaining to the evolution of digital and green campus grids. 

The symposium highlighted the existing synergies and visions

The symposium boasted an international keynote by Dr Veselin Skendzic (locally supported by Mr Deon Joubert, SEL), a principal research engineer with Schweitzer Engineering Laboratories  Inc (SEL), on the detection of power grid faults using the phenomena of travelling waves.

“The symposium highlighted the existing synergies and visions shared between UFS research groups, our industry partners and funders. An innovative model of industry engagement via shared case studies and technical papers, with emphasis on local campus grids, was explored and discussed. 

“The UFS Initiative for Digital Futures placed emphasis on the value-add of multidisciplinary research teams when attempting to solve the most critical social problems, especially in the South African digital paradigm. One of the notable successes of this symposium was that it provided a platform for several research groups within the paradigms of science, engineering and social sciences to synchronise with industry and showcase their expertise towards the effort of creating green and sustainable campus grids,” says Dr Martiz.
Mr Nicolaas Esterhuysen, from UFS Department of University Estates, also presented a live demonstration
of the current state of the UFS smart grid. (Photo:Supplied)

According to him, the critical discussions observed during the symposium aim towards future efforts that include working more closely with industry partners and leveraging internal collaborations in order to advance the digitalisation, optimisation, reliability and research-readiness associated with campus grids. The latter is also part of the mandate of the UFS Grid Related Research Group to build local research instruments that will serve a wider community of scientist and engineers. 

Additional benefit

An additional benefit of a fully digitally twinned campus grid is the value-add of the corresponding data lake, an entity that will serve the establishment of new frontiers in digital R&D exchanges, governed by the appropriate digital ethics, says Dr Maritz.

He continues: “The UFS is in a unique position to compete in the Digital Futures paradigm, with emphasis on its ability to generate innovative digital backbones to serve multidisciplinary research interactions between internal research groups and industry, with unique contributions generated in the field of digital training. The UFS Grid Related Research Group has also been receiving valuable support, training, and guidance from the Emerging Scholars Accelerator Programme (ESAP), led by Dr Henriëtte Van Den Berg, including mentorship by Prof Pieter Meintjes, senior professor at the Department of Physics, UFS. 

“This symposium was part of the engagement efforts by the UFS Grid Related Research Group as the main driver of the merSETA funded UFS project for Digital and Data Engineering, which is closely affiliated with the initiative for Digital Futures.”

News Archive

UFS takes further steps to address load shedding
2015-02-24

The South African economy is experiencing its worst electricity crisis since 2008, with state power firm Eskom implementing load shedding as it struggles to meet growing demand for power.

The University of the Free State (UFS) has been planning and implementing projects to reduce the impact of load shedding since 2008. This was done primarily to ensure that the academic programme does not suffer as a result of the increasing cuts in power supply, which continued this year.

The university’s main concern is the supply of emergency power to lecture halls and laboratories.

Up to date, 35 generators are serving 55 buildings on the three campuses of the UFS. This includes 26 generators on the Bloemfontein Campus, eight on the Qwaqwa Campus in the Eastern Free State and one generator on the South Campus in Bloemfontein. The generators are serviced regularly and kept in a working condition.

Since 2010, the university has also ensured that all new academic buildings being built were equipped with emergency power.

On the South Campus in Bloemfontein the new lecture hall building and the Computer Laboratory are equipped with emergency power, while the installation of emergency power generators in other buildings is underway. Most of the buildings on the Qwaqwa Campus in the Eastern Free State are provided with emergency power.

“To expand on the work that have already been done, the main objective in the installation of more generators on the Bloemfontein Campus will be to ensure that lecture halls with emergency power are available on the centrally booked timetables and that more of the critical laboratories are equipped with emergency power,” said Mr Nico Janse van Rensburg, Senior Director: University Estates.

“There are still some critical buildings and venues on the Bloemfontein Campus that must be equipped with emergency power. However, this is a costly process and will have to be phased in over a period of time. The further implementation of emergency power is dependent on delivery times of equipment. The university is also looking into alternative power supply solutions, such as solar power,” he said.

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