The purpose of this blog is to explore, explain and exchange ideas on how a house can be a high performance device that operates on little to zero outside energy while looking and acting like a normal structure.
THE HOUSE IS A MACHINE
Houses are very large machines. The house may looks like a group of unassociated doors, windows, walls, floors and a ceiling, but hidden from view are most of the elements that make it a machine. It's a machine because it has heating and cooling systems, water and electrical systems. It has sewage pipes, vents, telephone lines, computer hookups and a water heating system with controlled delivery. In many ways a house is a machine just as a car is a machine. Cars, like houses, have wires, pipes, gauges, valves and controls to make them work.
THE HOUSE: NOT BUILT LIKE A CAR
A car has one distinct advantage over a house when it comes to working well; it was designed, built, assembled and tested by one company. Most homes, on the other hand, involve many unassociated people. They are assembled from generic parts. They include many systems and controls that are not designed to work together.
If cars were bought and assembled like houses, then your last car would have been designed by a local car dealer and assembled by your local mechanic after you visited the shop and picked out all of the features. The engine would have come from one company, while the transmission, chassis, cooling system, carburetor and electrical systems would have come from other companies. Most likely, they would all work together as in an acceptable way as long as the dealer chose compatible products and the mechanic knew how to assemble them correctly. What kind of a car would it be? Most likely it would be a fairly generic car. It would be similar to most other cars in your community because that's what the dealer and the mechanic think that the community wants and needs.
CAN A HOUSE BE HIGH PERFORMANCE?
But what if you wanted a high performance vehicle or a super gas efficient vehicle? Now the pressure is on. You'd probably find out that the dealer and the mechanic know a hand full of tricks but not enough to give you the performance or efficiency that you want. A high performance car has parts, systems and structure that were designed to function together. A traditional house does not. A high performance vehicle has dozens or hundreds of small design choices that give it an edge. A standard house does not. The fuel efficient car has a chassis that accommodates the drive train, brakes and transmission, not the other way around. The gear ratios of the transmission are matched to the torque of the engine. Normal houses don't have the benefit of this kind of thinking.
That leaves us with the obvious question: Is it possible to build a home that is high performance? Is it possible to have a house designed to accommodate the local climate and conditions and still deliver superior efficiency? Is it possible to have a home that knows how to recover energy from one part of the environment and use it effectively?
In future blogs I will try to cover such topics as solar, wind, geothermal, site orientation, off-grid, grid-tied, water reclamation, house envelope design, seasonal energy strategies and any other topic that seems related. I will try to list sources, links and resources. Join me by commenting or adding your findings.
Kimball Ungerman
1 comment:
I eagerly await the arrival of your various topics that will allow me to add my pointless, meandering and incoherent thoughts too. I too have an above average interest in an energy efficient house (as I have blogged about on my own) not because I am really all that interested in saving the planet. My thoughts are much more selfish and self-centered. I dislike or loathe, rather paying utilities. Being at the mercy of a whimsical energy market. The idea that if a pigeon farts in Indonesia which causes a flit of turbulance which domino effects down and causes a monsoon in Florida and suddenly the market goes crazy and my gas bill spikes 35% the following year... I just don't like being that vulnerable, even if it is a handful of clams a year. I also recognize the fact that if something happened and I lost power at my house for even a week, I would be in serious trouble.
I have several quack ideas floating around my head about this too that I look forward to sharing. One time I woke up in the morning with the realization that the ground temperature stays constant year round... what if you pumped water through underground systems that then regulated your house? I thought I was a genius and was going to be the next Edison, Franklin or Da Vinci. However, after a brief google search found the system was already in use, had been used for hundreds of years and was commonly referred to as a geothermal heat pump. Well, hopefully I get an "A" for effort.
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