Land Securities AC energy examples - low energy air filter - webinar programme 2011
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Transcript of Land Securities AC energy examples - low energy air filter - webinar programme 2011
Camfil Farr Training Academy Webinar Programme 2011
Attend a free Camfil Farr Webinar from the comfort of your own office
Every Friday at 11am GMT
Register at www.lowenergyairfilter.co.uk
This webinar programme is aimed at assisting you with your business processes demonstrating how substantial energy saving opportunities can be made. Each Webinar lasts no more than 30-45 minutes and is free of charge.
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Low Energy Air Filters
2010 global sales £430 million
24 Production Plants, 4 R&D Centres
3400 employees
Production Facility
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Sales Office ●
Agent ●
Head Office ●
Trends in population Energy demand Energy use
Source : House of Commons and BP energy reportOECD : Organisation for Economic Cooperation and Development (12+14 countries)
The tonne of oil equivalent (toe) is a unit of energy: the amount of energy released by burning one tonne of crude oil, approximately 42 GJ
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Camfil Farr Low Energy Air Filters save
Money, Energy and Carbon
4But also deliver Sustainable Air QualityBut also deliver Sustainable Air Quality
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Energy has risen in price by 118% from 2006 to 2011 (Mike Malina - Energy Solutions)
That is an average rise of about 16% per year over 5 years during a world recession. Will Energy prices rise more over the next 5 years?
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Guys Campus
Land Securities manual monitoring confirms pressure drop reductions when upgrading to Low Energy Air Filters.
Kings College – Guys site confirms reduction of pressure drop gives energy use reduction with drop in Fan kW.
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Life Cycle Costing analysis
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Monitoring by manual readings give pressure drop reductions
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Comparison of pressure drop readings confirm reduction for
Low Energy Air Filters
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Existing filters were measured for pressure drop
01) Ahu1 has synthetic filters
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Low Energy Air filters were measured for pressure drop
07) Enhanced pocket area give lower pressure drop
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Sustainable Air Quality with less energyLow Energy Air Filter – consistent media performance delivers sustained cleaner air with over 4 X reduction in fine dust particulates
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Land Securities own and manage 29 million ft2 of Commercial property.Camfil were asked by Neil Pennell Engineering Director of Land Securities to evaluate the cost saving and energy saving benefits of installing Low Energy Air Filters.
The Mobile Energy monitoring unit provides a comprehensive monitoring system that enables energy usage to be compared to AHU volume flow and pressure drop
Easy to position on most AHU’s Independent power source
New Approach for Guys – The MEMU
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Air Handling Unit energy flow
Pre-filter Secondary-filter
Intake Air
Frost coil
Supply Air
Damper
Heating coil
Cooling coil
FAN
MOTOR
Gas-filter (Carbon)
Attenuator
OUTSIDE INSIDE
FAN
Electrical Energy input via motor
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Energy consumed by air filters
The cost of ventilation
• The energy requirement for ventilation is expensive.
• Filters account for approx. 30% of the total energy cost of the system. (C.I.B.S.E. data)
• Filters are the most inexpensive part of the system to improve.
• Without Capital Expenditure
Clean air with economic benefits
30% of total system pressure loss
40%
20%
4%
Pascal
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MEMU wireless AHU filter monitoring
Reduction in filter pressure gives reduction in Fan kWh
Kings College remote monitoring chart with energy reductionTypical chart showing how the KWh reduce when the filter pressure drop reduces after a filter change.
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Guys Campus
The case studies show that Low Energy Air Filters save energy and clean air with greater efficiency. The program of remote monitoring is currently on five sites with ten more planned. Opportunity assessment surveys for energy reduction are taking place on a daily basis.
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How we optimise our Low Energy Air Filter selection
A Hi-flo F7 M7 Bag filter with 9.2 M2 of micro-
fibre media has the optimum low pressure
drop and consistent high particulate efficiency with
a longer working life
BS:EN13779:2007 advises F7 minimum efficiency
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Life cycle costing & air system factors
Energy is part of the LCC model
The life cycle cost for the filter is the cost of the:
• Filters• Labour• Energy consumption• Cleaning of ventilation system• Disposal of used filter
= LCC
Clean air with economic benefits
The relevant standards for Low Energy Air Filters
The filter test standard that applies to the testing of air filters is EN779:2002
EN13779:2007 advises
F7 as a minimum and F9 as the advised for required particulate efficiency
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Low Energy Air Filter Service Packages
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• Low Energy Air Filter AHU filter mounting upgrades
• Complete Low Energy Air Filter installation and maintenance contracts
• AHU filter monitoring with demonstration of benefits
• Additional Duct cleaning and coil cleaning AHU system packages.
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THANK YOU for your attention on this training session
ANY QUESTIONS?Please do not hesitate to contact Camfil Farr for any additional information
or to arrange a visit.
For more case studies on clean air solutions, improving air quality, low energy air filters, CRC (Carbon Reduction Commitment), AHUs (Air
Handling Units) and the EPBD, visit the
www.lowenergyairfilter.co.uk Website and www.camfil.co.uk