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RLB_UK_Riders_Digest_2013

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<strong>UK</strong> CONSTRUCTION INFORMATION<br />

<br />

Carbon neutral<br />

Renewable Heat Initiative grants and/or capital allowances<br />

A renewable fuel<br />

Low capital cost per kW when compared to other<br />

renewable alternatives<br />

Mature and tested technology<br />

Range of boiler suppliers from single boiler to a power<br />

station<br />

Can be coupled with suitable plant to produce chilled water<br />

Can be coupled with suitable plant to be a Combined Heat<br />

and Power (CHP) System<br />

Limitations<br />

Capital cost is higher than conventional gas boilers<br />

Higher maintenance cost than equivalent gas boilers<br />

Footprint of boilers is larger than gas plus the addition of<br />

fuel storage could reduce lettable areas<br />

A secure source of fuel is required<br />

Planning issues could be a problem due to the clean air act<br />

Ash needs to be disposed of<br />

Biomass systems are more management intensive and<br />

require expertise in facilities management<br />

Combined Heat and Power<br />

What is it?<br />

Combined Heat and Power (CHP) is a heating boiler and<br />

electricity generator combined. The heat used to generate<br />

the power is used to heat the building rather than exhausted<br />

in cooling towers. In the <strong>UK</strong> CHP is associated with large<br />

installations, such as in hospitals. Data from the end of 2005<br />

recorded about 1,500 CHP<br />

engines in operation in the <strong>UK</strong>,<br />

producing 5,800MW, equivalent<br />

to 7.5% of the <strong>UK</strong>’s total electricity<br />

requirement.<br />

How does it work?<br />

CHP is the production of<br />

electricity and useful heat from<br />

a single plant close to the point<br />

of use.<br />

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