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Energy Management Working Group


Case Studies

This collection of energy management system (EnMS) case studies presents the real-world data and experiences of early adopters who use EnMS to achieve savings. These case studies describe the implementation and resulting savings from use of an EnMS, ISO 50001, or energy optimization projects.

Get Involved: Learn about the CEM Energy Management Leadership Awards, which showcase leading organizations and share their ISO 50001 successes. Now accepting entries for 2018 awards. 

Scan and choose from case studies on this page, filter by industry or country to the right, or search by keywords in the search bar below.


Friday, May 12, 2017

The Standard Bank of South Africa Global Energy Management Implementation Case Study

The Standard Bank of South Africa Global Energy Management Implementation Case Study

Africa’s first ISO 50001 certified commercial facility

This case study describes how the Global Leadership Centre (GLC) was ear-marked as the first facility in the Standard Bank Group portfolio for implementing an ISO 50001 Energy Management System (EnMS). Rated as one of the top 10 energy consumers in the portfolio, the intent of selecting this facility was to build on its training capabilities, develop energy leaders of the Bank and to expand the energy management activities to other facilities in the 1.1 million square meter portfolio.

Thursday, May 19, 2016

Saint-Gobain Construction Products Gyproc Cape Town Factory Global Energy Management Implementation Case Study

Saint-Gobain Construction Products Gyproc Cape Town Factory Global Energy Management Implementation Case Study

26.4 % reduction in energy consumption on the EM 47 Claudius Peters Plaster Mill

This case study describes how the Gyproc Cape Town Factory has achieved significant return on investment with regards to energy reduction activities within the plant with no large capital investment. In 2015, compared to 2014, the direct hard savings achieved as a result of energy savings was R 1.9 Million.

Tuesday, May 17, 2016

Aberdare Cables Global Energy Management Implementation Case Study

Aberdare Cables Global Energy Management Implementation Case Study

International cable manufacturer Aberdare Cables has come out on top in a UK government sponsored energy audit

This case study describes how Aberdare's adoption of an Energy Management System has benefited their Standford Road facility in not only achieving its targeted 10% energy reduction, but has also provided assurance to the internal data management system that has been developed. Initiatives implemented, such as weekend shutdowns, oven timers, demand controllers and changing much of lighting throughout the plant have helped save the company more than R 1.5 million in the past year.

Sunday, September 1, 2013

Toyota Global Energy Management System Implementation Case Study

Toyota Global Energy Management System Implementation Case Study

This case study, published by the Industrial Energy Efficiency (IEE) Project, describes implementing energy efficiency measures as part of an EnMS at Toyota South Africa.

Sunday, September 1, 2013

Johnson Matthey Global Energy Management System Implementation Case Study

Johnson Matthey Global Energy Management System Implementation Case Study

This case study, published by the Industrial Energy Efficiency (IEE) Project, describes ISO 50001 implementation and the initial audit, which led to R7.7 million in savings at the Johnson Matthey South Africa (JMSA) Gemiston (Gauteng) plant.

Monday, July 1, 2013

ArcelorMittal Global Energy Management System Implementation Case Study

ArcelorMittal Global Energy Management System Implementation Case Study

This case study, published by the Industrial Energy Efficiency (IEE) Project, describes the EnMS use at ArcelorMittal’s Saldanha Works plant, resulting saving roughly R90 million in 2011, offsetting its investment in less than four production days.

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