Category: geekstuff

Smart Pump – Warm House – Less Power

when our central heating pump went a bit feral, I grabbed the opportunity unleash my inner geek, and build some intelligence into the central heating system,to drop its energy consumption…. …The house already has thermostatic valves (TRVs) on all the radiators, which is great from an efficiency point of view, but the water pump wasn’t joining in the game. Read more →

Bletchley Park – Remembering Herivel and the Herivel Tip

Last year I went up to Bletchley Park during the veterans’ reunion. Last year was quite a year for Bletchley. Simon Greenish, the Director of Bletchley Park, recounted the events of GCHQ succeeding in getting the government to recognise the people who worked there during the war, with the foreign secretary giving out medals to some of the veterans. The government… Read more →