Category Archives: Monthly Power & ICT

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Data Centers

"One day ladies will take their computers for walks in the park and tell each other, "My little computer said such a funny thing this morning" - Alan Turing

Data centers in colleges and universities are crucial for supporting the extensive technological infrastructure required for modern education and research. These centers house critical servers and storage systems that manage vast amounts of data, ensuring reliable access to academic resources, administrative applications, and communication networks. They enable the secure storage and processing of sensitive information, including student records, faculty research, and institutional data.

Uptime Institute Tier Classification

Moreover, data centers facilitate advanced research by providing the computational power needed for data-intensive studies in fields like bioinformatics, climate science, and artificial intelligence. They support virtual learning environments and online course management systems, essential for the increasingly prevalent hybrid and online education models. Efficient data centers also contribute to campus sustainability goals by optimizing energy use through modern, eco-friendly technologies.

ANSI/TIA 942 Data Center Infrastructure Standard

Additionally, robust data center infrastructure enhances the university’s ability to attract top-tier faculty and students by demonstrating a commitment to cutting-edge technology and resources. They also play a vital role in disaster recovery and business continuity, ensuring that educational and administrative functions can resume quickly after disruptions. Overall, data centers are integral to the academic mission, operational efficiency, and strategic growth of colleges and universities.

We have followed development of the technical standards that govern the success of these “installations” since 1993; sometimes nudging technical committees — NFPA, IEEE, ASHRAE, BICSI and UL.   The topic is vast and runs fast so today we will review, and perhaps respond to, the public consultations that are posted on a near-daily basis.  Use the login credentials at the upper right of our home page.

Related:

Ernst & Young LLP: Why there is no silver bullet for data center financing

Data Center Growth

Gallery: Supercomputers & Data Centers

Data Center Wiring

Datacenter Architecture

Power Management For Data Centers Challenges And Opportunities

Data Center Operations & Maintenance

Inauguration of New Supercomputer

Big Data Applications in Edge-Cloud Systems

Supercomputer Tour

Data Center Metrics

Smart Grid Blockchains

“Groningen 1565” / Georg Braun en Frans Hogenberg

Changing power: Shifting the role of electricity consumers with blockchain technology – Policy implications for EU electricity law

Lea Diestelmeier

Department of European and Economic Law and Groningen Centre of Energy Law

University of Groningen

 

One of the pressing legal questions of the energy transition is how to integrate “prosumers”, consumers who start producing electricity, in the electricity market. So far, their influence remains limited or fully absent because their role as independent market participants is barely or not facilitated as they are usually subject to regulated remuneration schemes. Blockchain technology offers changing the approach of “integration in the market” into “becoming the market” by enabling peer-to-peer transactions. Currently, transactions are facilitated by third parties, suppliers and system operators, whose main task is centrally compiling and coordinating information on loads and generation and contracting supply and distribution services. Instead, blockchain technology enables new ways of organising decentralised persons without the immediate need for one centrally connecting entity. This implies profound legal- and policy consequences. Based on information on first use cases of blockchain applications in the electricity sector, this article identifies those main policy implications for EU electricity law and thereby adds to the discussion how blockchain technology could facilitate “prosumers” to develop as independent market participants in the electricity sector from an energy law perspective.

Wiring Fire Prevention in Hospitals

Fondazione Policlinico Universitario Agostino Gemelli / Rome, Italy

Localized fire ignition hazard in branch circuits, cords and connected equipment

Electrical Engineering Department, Sapienza Università di Roma
Italian National Fire Department

Abstract.  In electrical power systems, the fire ignition can be originated by incident energy of faults. Faults involve overheating, arcing and burning for all the wiring exposed to mechanical damage and other insulation stresses especially wiring connected by flexible cords and cables. The mechanical damage of the stranded bare conductors can degrade the effective sizing of the total cross section, causing anomalous conditions of local overcurrent. To highlight the local incident energy in case of fault, the parameters steady current and transient current densities can assist in analyzing the event. The conductors size reduction, degrading locally the thermal withstand capability, makes ineffective the protection coordination amplifying the anomalous effect of current no detectable adequately by overcurrent protective devices. The faulted cords remain so energized and present electric shock and fire hazards. Generally and especially in strategic buildings as hospitals, preventing ignition is better than promptly extinguishing. An efficient protection can be achieved by integration of active and passive techniques : by adoption of the special device Arc-fault Circuit Interrupter (AFCI) that recognize the arcing; by wiring the circuits, particularly extension cords, with Ground-Fault-Forced Cables, GFFCs, that convert faults into ground faults easily protected by ground fault protective devices (GFPDs).

Fondazione Policlinico Universitario Agostino Gemelli / Rome, Italy

 

 

Power

“Tesla: God of Lightning” / CLICK ON IMAGE FOR VIMEO CLIP

We collaborate with the IEEE Education & Healthcare Facilities Committee; a subcommittee of the Industrial Applications Society, which provides a platform for leading practice discovery among electrical engineers who are responsible for electrotechnologies in school districts, colleges, universities and university-affiliated healthcare systems.   

In many cases, with research university power systems with upwards of 100 megawatts of base load supplying campuses and academic medical centers, many campus power systems are larger than investor owned, municipal or cooperatively-owned electrical utilities.   In recent years, many large educational organizations are selling their power systems to private industry to own and operate, for example.

The committee meets every other Tuesday — 14:00 Central European time and 2:00 PM Eastern time in the Americas.  Standards Michigan also hosts its own colloquium on Power at least once per month.  See our CALENDAR for the next online meeting; open to everyone.

University of Michigan Central Power Plant; the largest of the several heating plants that generate electricity. located at load centers on the Ann Arbor campus.

Gallery: College & University Energy Plants

Power 300: Advanced Topics

Cloud

University of Utah

Today at 15:00 UTC we unpack the moment for private, public and hybrid cloud computing networks relevant to education communities; with attention to real asset creation and management.   The user-interest in this domain is absent because experts are scarce and expensive; a not-uncommon condition in information and communication technologies.  The user-interest (usually an ICT functionary with a title such as Cloud Network Engineer or Cloud Security Manager) asserts a consumer voice through price signals.

We examine prevailing vendor lock-in tendencies and reflect upon the reciprocal nature of innovation and standardization.

Open to everyone.  Use the the login credentials at the upper right of our home page.

 

Standing Agenda / Cloud

Drexel University

Definition of Cloud Computing

Cloud Act

SELECTED REFERENCES

ISO/IEC TR 23187:2020 Information technology — Cloud computing — Interacting with cloud service partners

H.R. 7949: To direct the chief information officer of each agency to increase efforts to manage data centers, and for other purposes.

NIST Releases Evaluation of Cloud Computing Services Based on NIST SP 800-145

NIST Cloud Computing Standards Roadmap (2011)

ISO/IEC JTC1/SC38 Cloud Computing and Distributed Platforms

IEEE Standard for Adaptive Management of Cloud Computing Environments

Uptime Institute Tier Classification System

OneM2M Standards for M2M and the Internet of Things

 ATIS Cloud Framework for Telepresence Service

3GGP Specifications

NFPA Standard for the Fire Protection of Information Technology Equipment

NFPA 110 Standard for Emergency and Standby Power Systems (and NFPA 111)

ASHRAE Data Center Standard

The Systems of Computer Mathematics in the CloudBased Learning Environment of Educational Institutions

 

SELECTED RECENT RESEARCH (2021-2022)

Challenges and issues in energy efficient load balancing in the cloud computing environment

Application of Cloud Computing in university library user service model

Maturity model of adoption of Information Technologies for universities: An approach from the Smart University perspective

Research on the Sharing Model of University Archives Information Resources Based on Cloud Computing

Construction and Optimization of Cloud Sharing Platform for Ideological and Political Education Data Resources in Universities

 

 

 

5G Micro-operators for the future campus

Aalto-yliopisto Finland

5G Micro-operators for the future campus: A techno-economic study

Jaspreet Singh Walia – Heikki Hämmäinen
Dept. of Communications and Networking, Aalto University, Espoo, Finland
Marja Matinmikko
Centre for Wireless Communications, University of Oulu, Oulu, Finland

 

Abstract.  In this paper, we propose a deployment framework for future indoor small cell networks that will be beneficial for the venue owner/campus, micro-operator (uO), end-users and Mobile Network Operators (MNOs). The research is motivated by ongoing struggle to improve indoor coverage, to meet ever increasing capacity demands and to develop 5G access solutions to be ready for future use cases. The framework conceives an indoor small cell deployment for the campus, operated and managed by the uO, which leverages network slicing to provide the campus with local customized service, while at the same time also acting as a neutral host for participating MNOs. The proposed framework will be beneficial in terms of reduced costs, additional revenues, dedicated services, coverage, and spectrum utilization. In the end, the framework is contended to be economically viable and more beneficial than Wi-Fi deployments. The total cost of ownership (TCO) is calculated per access point type and then the TCO for current total capacity is calculated for each option. The analysis shows that although small cells are expensive on a unit basis but the overall network can be cheaper and more beneficial than a Wi-Fi deployment.

 

To order complete article: IEEE Digital Library

S. 1611 / DIGIT Act

115th Congress. Photo Credit: Pew Research Center

A bill to ensure appropriate prioritization, spectrum planning, and interagency coordination to support the Internet of Things.

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