I sometimes run across a misunderstanding about the nature of solar radiation. I wanted to address that here.
Richard Keech
2021-11-26
Continue reading “Debunking a myth about solar radiation”Blog
The way carbon emissions are calculated involves the use of a lot of assumptions. There are two particularly problematic assumptions used in calculating the emissions associated with gas which I am greatly concerned about. We need to improve our carbon accounting when it comes to gas so that the industry is properly held to account.
Richard Keech
2021-11-26
Continue reading “Dumb Gas Deeming”
This looks at issues found with common solar-hot-water systems and regulations in Victoria, Australia.
2021-06-20
By Richard Keech
Continue reading “The sad reality of commodity solar hot water”
With the build complete, here’s the final reveal, albeit with landscaping still to come.
2021-02-18
By Richard Keech
This explores our thoughts about our choice to go down the path of certified Passive House. What does it involve? Is it worth it? How much extra does it cost?
2021-01-28
By Richard Keech
Continue reading “The Cape Pt 7: Reflections on Passive House”
Here’s an interesting way to help understand the flow of energy in a rooftop solar system. Who knew that Venn diagrams and simple algebra could help explain solar?
Richard Keech
2021-01-26
Our green roof is an interesting element of our build that deserves a whole post of its own.
2021-01-01
Richard Keech
Continue reading “The Cape Pt 6: Green Roof”
By Richard Keech
2020-12-27
Victoria and South Australia have recently announced the introduction of taxes on plug-in vehicles. Here’s my take on that.
2020-11-22
Richard Keech
Some places, like the one pictured, are obvious candidates for having and off-grid power supply. But does it make sense as an option for all homes?
2020-10-19
Richard Keech
New Energy Thinking 
