Heat pumps for space heating are all very similar: Refrigerant evaporates, pressure is increased by a scroll compressor, refrigerant condenses, pressure is reduced in an expansion value. *yawn* The question is: Can a compression heat pump be built in a completely different way? Austrian start-up ECOP did it: They invented the so-called Rotation Heat Pump. […]Read More And Now for Something Completely Different: Rotation Heat Pump!
Peter von Rittinger’s biography reads like a success story created by a Victorian novelist, and his invention was a text-book example of innovation triggered by scarcity ( Bio DE / EN). Born 1811, he was poor and became an orphan early. Yet he was able to study mathematics and physics as his secondary education had […]Read More Peter von Rittinger’s Steam Pump (AKA: The First Heat Pump)
This is a quote from Simon Dale’s website who has built several eco-friendly ‘Hobbit’ houses. It reminded me of the cave house built into lava bubbles by Lanzarote’s most famous artist César Manrique: Being creative with what is available has an appeal beyond economical necessities. As a teenage hobby astronomer I built a mounting for […]Read More “Being Creative with What Is Available”
I warn you – I am in the mood for random long-winded philosophical ramblings. As announced I have graduated recently again, denying cap-and-gown costume as I detest artificial Astroturf traditions such as re-importing academic rituals from the USA to Europe. A Subversive El(k)ement fond of uniforms would not be worth the name. However, other than that […]Read More Fragile Technology? (Confessions of a Luddite Disguised as Tech Enthusiast)
I like Top Something Lists, in particular the hilarious variety. In a more serious state of mind I wondered what a list of the top inventions or top innovations of humankind might comprise. (Nitpickers, I don’t care about distinguishing ‘innovation’ from ‘invention’ here.) Random googling yields list items such as The Internet, Money, Plumbing, and […]Read More Greatest Innovation Ever