I haven’t bent any copper for a few weeks now. Between the heat, a vacation, and some bad habits, the shop has barely been opened. Part of the reason is due to a recent fascination with power plants. Previously, in…
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The Power Plant -or- The Wood Fired Refrigerator
I don’t like heat pumps. Wait, let me rephrase that: I don’t like grid tied heat pumps. It’s the electricity! Heat pumps are an amazing technology which I am currently obsessed with, and I am in fact in the process…
Tagged with: biochar, diy refrigeration, gasification, gasifier, homesteading, HVAC, off grid, refrigeration, refrigerator, steam engine, thermal mass
Posted in Dehumidifiers, Dwelling, Hot Water, Philosophy, Refrigeration, Refrigerator, Tiny House, Water
Posted in Dehumidifiers, Dwelling, Hot Water, Philosophy, Refrigeration, Refrigerator, Tiny House, Water
Excerpts from “Elementary Mechanical Refrigeration” by Fred E Matthews, 1912
The following are several pages taken from the above mentioned book. A similar explanation is more or less copied in “Power’s Principles of Refrigeration” of which I have a 1921 copy. Take special note of the beautiful illustration below. Clicking…
Tagged with: back pressure, condenser, evaporator, heat engine, heat pump, refrigeration, steam engine, temperature pump, thermal potential
Posted in Old Refrigeration Texts, Refrigeration
Posted in Old Refrigeration Texts, Refrigeration
musings on entropy 