Dave Andrews | Claverton Group

High thermal mass, lower summer overheating and low energy demand housing

The architect Stephen Reyburn built a high-mass house in London SW13 ~35 years ago. Mid-terrace, infill. Cavity external walls, concrete floors & stairs. Not dissimilar to Blandford Avenue, possibly a slightly higher thermal capacity. It had MVHR but was designed mostly for lower space heating bills. Summer comfort as good as an air-conditioned building was […]

Cold weather COP of air source heat pumps is about 3.1

The COP of air source heat pumps during cold weather is still about 3.1 even allowing for defrosting energy? Jez BRE, BrendanUys – Heacol Dear Clavertons – what is the cold day COP of a heat pump including all defrosting energy? Dave Andrews Dave In my experience it is not the defrosting energy that […]

Electric cars won’t necessarilly solve pollution

Dear Katy, I liked your today’s Guardian supplement MY GREEN POD but disappointed by the uncritical praise for electric cars and the assumption that somehow they are going to help us solve the problem of pollution and carbon emissions. Apart from environmental issues, electric cars just mean carrying on ruining our cities with electric powered […]

why-protesters-should-be-wary-of-12-years-to-climate-breakdown-rhetoric- Extinction Rebellion

Hi Dave, I’m glad Myles Allen has written this explanation – non-technical folk including activists can get worried and exploited by slogans about 6 or 12 years to ‘save the Earth’. I heard some wild talk on Oxford St. XR’s demands would have carried much more weight if targets/commitments had accurately reflected IPCC science and […]

Expert in Energy Law

Sally Barrett-Williams, Barrister, Energy Law @ Lansdown Chambers. 22 Upper Camden Place, Bath BA1 5HX, Mob: +44 (0) 795 8463213, Skype: Sally.Barrett-Williams, Email: sally.barrett-williams@energylawuk.com, Web: www.energylawuk.com

Project Management Roles

We are interested in speaking to professionals that have extensive project management experience with the following technologies: Energy from Waste (EfW) Refuse-Derived Fuel (RDF) Biomass/Gasification Combined Cycle Gas Turbine Steam Cycle Power We have a key client of ours that have 2 new renewable energy construction projects in the pipeline (Yorkshire/Teesside). Best Regards, Christopher xyz […]

Supply from renewable energies: Europe & beyond

Also after the Paris climate change agreement, people still are interested in the question which options we have to erect a climate friendly energy system. As an introduction to this field, MACROSKOP presents a longer interview in two parts with the renewable energy expert Gregor Czisch as starting point of a series of articles dealing […]

Trams – Solve pollution & traffic jams

See http://www.bathtrams.uk/ for further info A guest column by Dave Andrews for the June edition of The Bath Magazine

The supply from renewable energies in Germany, Europe and beyond

Supply from renewable energies: Europe & beyond: 1

Interview with Gregor Czisch part 1 Monday, 29 May 2017 Also after the Paris climate change agreement, people still are interested in the question which options we have to erect a climate friendly energy system. As an introduction to this field, MACROSKOP presents a longer interview in two parts with the renewable energy expert Gregor […]

Using Biomass as a fuel is a positive benefit for the environment

Biomass fuel positive environment benefit

Dear Richard Thank you very much for this fantastic paper about the forest I was asked if we also have this biomass debate in DK, yes we have, and the same arguments. The Danish District association DanskEnergy, the association of power companies held a conference recently about it and concluded that biomass with the certificates […]