Technical newsletters about emerging issues & our latest research

CHP versus biomass: air quality

Posted on May 16th 2011

On many of our projects we are faced with a choice between Combined Heat and Power (CHP) and biomass boilers as the best way to achieve reductions in CO2. There is a widely held view that biomass is bad and CHP is good in terms of air quality. Oxides of nitrogen (NOx) and particulate matter are both pollutants of concern. …

Read the full article

Biomass, deliveries and ash management

Posted on February 22nd 2010

How much more attention do biomass boilers really need? The comparison to the ‘stoker’ associated with coal fired steam engines may be unfair and extreme but it does go some way to painting a picture of the difference between biomass and gas fired boilers. Biomass (wood chip or pellet) is a solid fuel which requires more manual intervention than natural …

Read the full article

Community heating – costs to users

Posted on December 21st 2009

Evidence is emerging about the high running costs for community heating schemes that are required to meet planning   requirements. Often these include Combined Heat and Power facilities and biomass boilers in addition to the more  conventional gas boilers. Heat meters are used within each dwelling to measure the heat energy provided through the  circulating hot water system. On a recently …

Read the full article