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permaculture - Re: [permaculture] CFL testing in progress / another rocket mass heater update

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  • From: paul wheaton <paul@richsoil.com>
  • To: permaculture <permaculture@lists.ibiblio.org>
  • Subject: Re: [permaculture] CFL testing in progress / another rocket mass heater update
  • Date: Wed, 14 Dec 2011 11:56:25 -0700

I'm one step ahead of you.

Here is a pic: http://www.permies.com/forums/posts/list/40/5761#106222

There are four CFLs, two incandescents and one LED.

On Wed, Dec 14, 2011 at 11:49 AM, Toby Hemenway
<toby@patternliteracy.com> wrote:
> Paul,
>
> Putting on my science hat, I think a useful comparison would be to subject
> an incandescent to the same on-off regime, unless you (or someone else) has
> done that. No bulb likes frequent cycling,  but if CFL's are significantly
> worse at it, that strengthens your argument. It's always more useful to say
> "worse than" instead of just "bad." They' all have their bad points. And I
> really object to mandatory phase outs; too much politics and not enough
> data, plus I'm just libertarian enough.
>
> Like any permacultural approach, the method is always site specific, and
> sometimes CFLs are good for the job. I use a mix of CFLs and incandescents,
> and I'm starting to find places for LEDs. I use CFLs where lights are left
> on for long periods, like porch lights and in rooms we want continuously
> lit. But most of our lights are still incandescents since we tend to flip
> 'em on for just a few minutes. It's always seemed obvious to me that
> fluorescents don't like cycling, but I suppose most people don't think
> about it. LEDs are still too actinic white for me to like their light, but
> I'm sure they'll eventually have a more natural spectrum, like CFLs.
>
> Thanks for getting some numbers!
>
> Toby
> http://patternliteracy.com
>
>
> On Dec 11, 2011, at 1:11 PM, paul wheaton wrote:
>
>> This is delicious.
>>
>> Today is day 15 of my light bulb tests and the first CFL died. The
>> packaging said it would last 12,000 hours, but it didn't even make it
>> to 100 hours.
>>
>> http://www.permies.com/forums/posts/list/40/5761#106218
>>
>> I spent a good part of yesterday doing updates to the rocket mass
>> heater article.  And Daniel Van Tassell has been hard at work creating
>> a bunch of new images.  Today I noticed a big bunch of new traffic to
>> the page - apparently in the last 24 hours about 500 people have
>> posted it to their facebook page.  I'll be adding a few more bits and
>> bobs to the article throughout the day - but you might want to check
>> out the improved animation, the overview image that replaced my crappy
>> drawing, plus two images that compare a conventional wood stove to a
>> rocket mass heater:
>>
>> http://www.richsoil.com/rocket-stove-mass-heater.jsp
>>
>> I have been trying to come up to speed with linux mint.  I've had a
>> couple of setbacks - and would really like to resolve them so I can
>> officially advocate linux.  I'll be trying some video editing later
>> today.
>>
>> http://www.permies.com/forums/posts/list/40/8154#105396
>>
>> It is possible that my empire could utter "permaculture" to ONE
>> MILLION PEOPLE this month.  I'm excited.
>>
>> http://www.permies.com/forums/posts/list/40/1734#105679
>>
>> Blog header submissions are coming in.  I hope to see more before the 15th!
>>
>> http://www.permies.com/forums/posts/list/11191#104692
>>
>> And don't forget this t-shirt contest thing.  Apparently the winning
>> designer gets two bucks per shirt!
>>
>> http://www.permies.com/t/11618/tinkering-site/shirt-Contest
>>
>> --
>>
>> Sign up for my daily-ish email, or my devious plots for world
>> domination:  http://www.richsoil.com/email.jsp
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>
> _______________________________________________
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> Garden Hand Tool Sourcelist and Biointensive Gardening Guide
> http://www.ibiblio.org/ecolandtech/documents/gardening-hand-tools.faq
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>



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