Much later than planned, but here it is. In summary, micro-CHP saves 5% to 10% of carbon in large inefficient houses but only if you use a flawed methodology and give yourself extra-extra credit for displacing grid electricity. A few of the key findings: The trial has demonstrated that the carbon and cost savings from [...]
Archive for November, 2007
Carbon Trust micro CHP interim report finally out
Posted in chp, climate change, Code for Sustainable Homes, energy, engineering, micro chp, stamp duty exemption, sustainability, utilities, tagged BRE, Brian Anderson, SAP on November 27, 2007 | 3 Comments »
confused about policy changes? Phil’s crib sheet is the answer
Posted in architecture, biofuel, biomass, chp, climate change, Code for Sustainable Homes, energy, engineering, london, micro chp, other stuff, renewable energy, stamp duty exemption, sustainability on November 22, 2007 | 2 Comments »
Phil Clark and Fulcrum have put together a fantastic list of upcoming proposed policy changes relevant to construction. Though I couldn’t find the attached doc he talks about: Fulcrum’s housing chart – where is it? Phil’s promised to keep the list updated as more information is released. That’s just saved me a pile of research [...]
SAP and CHP – a dangerous muddle?
Posted in biomass, chp, climate change, Code for Sustainable Homes, energy, engineering, london, micro chp, renewable energy, sustainability, utilities, tagged BRE, Brian Anderson, Housing Corporation, SAP on November 19, 2007 | 6 Comments »
[Update March 20 - while it's true that SAP gives misleadingly high emissions savings for CHP, I got the methodology wrong. See an updated post here. Points 3 and 4 below are still valid.] The SAP results for dwellings using CHP are badly skewed. This may cause large developers to formulate strategies for meeting the Code [...]
self-defeating renewables policy
Posted in climate change, energy, engineering, renewable energy, sustainability, utilities on November 2, 2007 | 1 Comment »
Rather than taking action to meet its commitments on renewable energy, Brown’s government is actively wriggling out of them. Even more pathetically, it’s trying to persuade other governments to soften their line, let the targets slide a bit, don’t worry so much about climate change. Why? Because in the view of Brown’s advisers (in which [...]
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