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Curing Maine's Addiction to Heating Oil

A roadmap to avoiding economic disaster in Maine and the other regional states.

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14 Reader Comments
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1 of 14
http://www.powersol.de Nice site for solar heating. German quality. American distributors.....
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2 of 14
***www.powersol.de***
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3 of 14
March 2, 2011
I have another idea, ground source heat pumps. The biggest drawback is the upfront cost. If you financed the loop field with a PACE mechanism, you remove half of the up front cost, along with a 30% tax credit, that is 80% of the initial outlay. Since there are some problems with PACE, make the loan subservient to the mortgage,but superior to other debt. One scheme would be to allow the loop field to be paid for by the first three owners of the property, eg, suppose a loop field cost $9000, the first homeowner would pay $5 per month until he/she sold the house, at which time the balance of $9000/3 minus what was paid would be due. Ditto for the next two homeowners. The state would have to sell bonds for the first 5-10 years, but somewhere in that time frame the fund would become self-sustaining.
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Comment
4 of 14
Anonymous
March 2, 2011
v-bruce-stenswick writes:
"...,eg, suppose a loop field cost $9000, the first homeowner would pay $5 per month until he/she sold the house,..."

I point out that $5 a month won't even cover the interest on a $9000 loan and a good geothermal heat pump in the north east probably costs a good deal more than that anyway.

Steven
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5 of 14
March 3, 2011
My girlfriend lives on Mt. Desert Island in Maine, and probably the most heating-oil-reduction improvements she did was to convert to a radiant floor heating system.

A few years later she added two solar-thermal panels to supplement the radiant floor system (as well as pre-heat the hot potable water).

I don't know the figures, but she is very pleased!

One problem left, though, is that her house, like so many that were built before our recent wave of greenovation, is that her house is not as insulated as it could be, but she is working on that too . . .
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6 of 14
March 3, 2011
That is good point.
I heat my house with a masonry heater and use ca. 5 tonnes of wood = ca.10M3 cord-wood per annum.
A study of replacing heating oil with cord-wood would be a good idea.
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7 of 14
March 3, 2011
We use wood as well as ground source heat pump. The best energy storage we have is GreenGas.cc It makes fuel from wind power and solar and stores in a tank just like propane but no carbon. Lower cost than gas and diesel, ( $1.50 / gal) zero emissions.
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8 of 14
March 8, 2011
Is the geothermal system, the solar water heating systm, the GreenGas system, the masonry heating sytem and the radient floor heating system manufactured in Main?
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9 of 14
March 9, 2011
hikerweirdo -- I don't know if any of your long query was directed my way, but if so, I can't really answer very well as my girlfriend isn't available for questioning right now! :) However, her conversion to radiant floor heat was done by a local contractor (I do know that!)as well as the fellow who installed the solar-thermal panels. But where were these components manufactured? I have no idea!
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10 of 14
March 9, 2011
jaja- sorry I did not expand enough. All the methods of heating that are mentioned probably require money to leave Maine. Radient heat, geothermal require additional eletricity. Solar thermal requires problably more sun than Maine has. The above article looks at Maines resource, wood. That makes since if it can be sustainable.
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11 of 14
March 10, 2011
hikerweirdo, I think I have a little better picture now. Radiant heat and geothermal definitely require electricity to operate, and Maine doesn't get as much sun as many states (obviously). But the radiant floor systems definitely significantly decrease the electric load from what it would be were you using other heat-transfer methods. In addition, based on what my girlfriend has observed, the two thermal solar panels that she had installed have so far extended the time period to heating-oil refill by an additional month or two (per year). While not exactly mind-blowing, there is definitely a positive effect . . . Her installer had initially refused to install just two panels, but eventually relented. If she had installed four, as he suggested, the effect would be more pronounced . . .

Of course, many Mainers are starting to use pellet stoves. One of my GF's good friends has one and loves it! Another friend of hers has a beautiful straw bale house, and uses regular wood stoves to heat it. If I were planning to build in Maine, my mind would be repeating the mantra, "Insulate, isulate, insulate, insulate, insulate . . . " over all others, no matter how charming! :) With enough insulation, life gets much easier, no matter what other techniques you decide to go with, especially in a freezer-compartment like Maine! Amory Lovins has it right, I believe, about the low-hanging fruit!

Have a good one!
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12 of 14
March 13, 2011
@jajagabor, I agree totally, no matter where you build, insulation, window type, window positioning, and many other factors go into making an energy efficient house. I bought a new house 2 years ago and have since realized how many changes I should make to the house. Over time, I plan on insulating it better, adding a solar water heater, PV panels, and some other modifications. I hope to have a net zero or below house eventually, but I have to save up to pay for all of these modifications first.
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13 of 14
March 15, 2011
@gtwhitegold, those are great plans. My GF and I are in the process of rennovating my own home here in Alabama, and yes - cost is a factor! Another one is time! But given both, it can be done! :)

Before I met my GF I had implemented some major changes myself, switching to a wood fired radiator system over an old heat pump, which in itself cut my annual electric bill to less than half of what it was (the "waterstove" also heats my hot water). In addition, I installed several small PV/battery systems. Sometimes I managed to get the monthly KWH down to 80 KWH a month, but average usage was usually around 160-240 KWH/month. (Of course, I was living alone with no kids/dependents, which helped considerably!)

My GF pushed me into doing what I had already dreamed of doing -- getting a PV grid-tie system. Since its installation, we've been producing more than we've used for the past year and half, without exception, every month. The lowest production-over-usage was about 2.5 times (last August), and the highest was 11 times over usage (last April, when my GF was in Maine)! The 6 KW system has been wonderful!

Good fortune to you and your own projects!
Comment
14 of 14
March 21, 2011
Great study. I will be citing those slides!

To add one other point about Maine and New Hampshire's disastrous reliance on oil heat - most of these 700,000+ homes use a high mass oil boiler for domestic hot water heating. This wasteful practice has the oil boiler running during the dog days of August to heat water while plenty of solar energy is beating on the roof of the house.

We were recently cited in a study of solar hot water's potential to transform the domestic hot water heating situation in Northern New England: http://bit.ly/esIXKe

Our most common install, a retrofit solar hot water system on a home that heats water with an oil boiler, will save the homeowner over $1,000 of oil bills a year (i.e. a savings of ~300 gallons/oil/yr).

We also have a sister company, ReVision Heat, who specializes in helping get Mainers off of oil: http://www.revisionheat.com
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William Strauss

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About: President of FutureMetrics. Economist specializing in biothermal energy. more »

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