Case Studies      

Comprehensive Energy Survey of Rivercourt Hotel

Comprehensive Energy Survey of Rivercourt Hotel

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PowerTherm was subcontracted to undertake a Comprehensive Energy Survey of the River Court Hotel, as part of ESB Customer Supply’s energy efficiency services. The objectives of the survey were to establish if energy consumption levels were high by comparison with similar hotels; analyse how energy was being consumed at the site; and identify cost-effective energy saving measures. The survey concluded that electricity consumption was slightly above good practice and gas consumption was comparable with good practice; provided a series of pie charts illustrating how energy was consumed; and identified cost-effective measures that could reduce total annual energy costs by 16%.

€1000 Scoping Energy Survey of RMG Chart

PowerTherm was contracted to undertake an energy survey of RMG Chart Entertainment’s office and distribution warehouse in Dublin. Because annual energy spend is considerably less than €100,000, a €1,000 energy survey was selected. The survey included a review of historical electricity and gas use, including tariffs; an assessment of the heating installation, controls and building fabric; a survey of the server room and office equipment; inspection of the air conditioning installation, operation and control; a survey of the lighting installation, operation and controls; and an evaluation of the energy management and reporting systems. The survey identified 27 recommendations for change.

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Comprehensive Energy Survey of Office Building

PowerTherm was contracted to undertake a Comprehensive Energy Survey of a large office building in Dublin. The objectives of the survey were to establish a baseline of energy consumption based on historical information and compare this with industry benchmarks; to analyse how energy was being consumed at the site and identify the energy cost drivers; to identify cost-effective energy saving measures; and to provide monthly energy performance targets to assist in realising the savings. The survey concluded that electricity and gas consumption was above typical performance of a similar building type; provided a series of pie charts illustrating how energy was consumed; and identified cost-effective measures that could reduce total annual energy costs by over 20%.

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Comprehensive Energy Survey of Print&Packaging Company

PowerTherm was contracted to undertake a Comprehensive Energy Survey of a printing and packaging company. The objectives of the survey were to provide an insight into how energy is consumed at site, and to identify energy saving measures with a payback of less than 3 years. The survey included an analysis of historical usage identifying the correlation between production volumes and electricity use, and quantified annual energy use by all major production equipment, air compressors and building services plant. It identified recommendations for change to operating practices, production equipment layout and controls, waste extraction system layout and controls, compressed air installation and controls, lighting installation and controls, and the heating system. Opportunities for heat recovery from both the air compressor and production equipment were identified, described, and cost-benefit evaluated. The survey identified cost-effective measures that could reduce total annual energy costs by 23%.

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Energy Survey of Leixlip Sewage Treatment Facility

PowerTherm was contracted to undertake an Energy Survey of the sewage treatment works in Leixlip. The objectives of the survey were to evaluate tariff-related opportunities, assess the operation and control of plant at site and identify energy saving measures. Particular emphasis was placed on evaluating the operation of the boilers and Combined Heat and Power plants (CHPs) on biogas. The survey resulted in a change in gas tariff, identified a number of practical energy saving measures relating to the operation of pumps and odour removal fans, and recommended a complete change in the control strategies for the boilers and CHPs.

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Comprehensive Energy Survey of UCD Student Centre

UCD Building & Services Department commissioned PowerTherm to undertake an energy survey of the one year old Student Centre. The objectives of the survey were to establish if energy consumption levels were high by comparison with similar buildings; analyse how energy was being consumed at the site; and identify cost-effective energy saving measures. The survey concluded that energy consumption levels were slightly above average; provided a detailed energy tree illustrating how energy was consumed; and identified cost-effective measures that could reduce total annual energy costs by 21%.

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e3 Energy Management Bureau

In an exciting initiative, Trinity College, DCU, DIT and UCD are working together to reduce their energy use by an ambitious 10% in 30 key buildings over 3 years. They have adopted a common strategy for achieving this target and have entitled the programme e3, signifying energy~environment~economy. PowerTherm Solutions, in conjunction with White Young Green, has been appointed to provide a comprehensive range of energy and project management services to the four colleges to assist them in achieving their goal. In a new departure for energy consultancies, it is our responsibility to both identify energy savings and assist in their implementation. Furthermore, a performance bonus is linked to whether or not the colleges achieve their target.

e3 Energy Management Bureau

The programme seeks to achieve its goal by a combination of housekeeping measures and the implementation of cost-effective energy saving measures. Key services provided by PowerTherm and White Young Green include:

  Energy surveys.
Awareness and training.
Monitoring and targeting.
Energy focus group meetings.
Tracking and management of implementation.
 

The project is a Sustainable Energy Ireland initiative, and was launched by David Taylor, chief executive of Sustainable Energy Ireland, at the Energy Show 2004. At the end of 2004 the bureau had exceeded its first year targets. In 2005 e3 was a winner of the "Energy Management Initiative" category at the SEI annual Energy Awards. For more information, see www.e3.ie

 
 
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