Energy Management
System Implementation
Case Study
Yunus Moola
14 October 2014
Acknowledgements
• Willard Batteries/Powertech
• NCPC-SA/ IEE Project (UNIDO)
• AIDC
2
Introduction
Powertech Batteries is a manufacturer and supplier of world
class lead acid batteries for the automotive industry. We are
known for our green batteries in more ways than one. As part
of our commitment for a sustainable future we have
embarked on the “Go green go Willard” campaign in
association with Food and trees for Africa. We have also
embarked on the ISO 50001 journey
3
Scope & Boundaries
4
Objectives, Targets & Action Plans
Objectives
• 5% reduction in energy usage (includes electricity, gas and diesel) in 2013
• Paper – 5% in 2013
• Water – 2.5% in 2013
SEU
Plate Making
Target Savings
(kWh)
364,227
Action Plan (kWh)
1306800
BM
77014
0
TBS
222830
817344
Charge room
303871
693505
5
Energy Management Team
The team is made up of representatives from
each SEU and ‘experts’ from the various
disciplines.
6
Significant Energy Users
Plate Making, BM, TBS, Charge Room
EnPI & Baseline
Actual Savings Recorded
Action
Energy Savings (kWh)
Replacement of curing ovens
1 306 800
Replacement of bag filters
817 344
Replacement of old chargers
693 505
Various small projects
922 722
Total 3 740 421,379
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Challenges
Sustaining habit changes is the biggest challenge to this
process and continuous reminders and threats, although
very time consuming, is the only way to overcome this
challenge.
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Lessons Learned
• Energy saving is not so difficult it just
needs a bit of lateral thinking.
• There is always competition for limited
capital resources and a well-planned, coordinated and methodical approach is
necessary to overcome any challenges.
Highlights
Implementation Period
2011 - 2013
Total Number of project
43
Monetary savings in ZAR
R 2 805 000 per annum
Energy savings in KWh
3740421,379 per annum
Total investment made ZAR
Approx. R 9 million
Payback time period in years
3.2 years
GHG Emission Reduction (ton CO2)
3 740 tons per annum
ISO 50001 Certification
•
A plan has been laid out for the implementation of ISO 50001
• The process of implementing ISO 50001 will begin in 2015
• Certification Target Date = 2016
13
Thank you
?