Re: [AFMUG] Solar load

2019-08-16 Thread Lewis Bergman
; absolutely didn’t want plain metal because it would get hot in the sun and >> what I wanted was the cream color. >> >> >> >> *From:* AF *On Behalf Of *Bill Prince >> *Sent:* Thursday, August 15, 2019 6:19 PM >> *To:* af@af.afmug.com >> *Subject:*

Re: [AFMUG] Solar load

2019-08-16 Thread chuck
:19 PM To: af@af.afmug.com Subject: Re: [AFMUG] Solar load If you look up insulating paint on Wikipedia, the entry there says all ceramic heat-reflective coatings are snake oil. I did find a good discussion on Scientific American (https://www.scientificamerican.com/article/benefits

Re: [AFMUG] Solar load

2019-08-16 Thread castarritt .
e > *Sent:* Thursday, August 15, 2019 6:19 PM > *To:* af@af.afmug.com > *Subject:* Re: [AFMUG] Solar load > > > > If you look up insulating paint on Wikipedia, the entry there says all > ceramic heat-reflective coatings are snake oil. > > I did find a good discu

Re: [AFMUG] Solar load

2019-08-15 Thread Forrest Christian (List Account)
gt; >> OK, is that why they paint the tops of school buses white? I've always >> wondered about that. >> >> -Original Message- >> From: AF On Behalf Of Robert Andrews >> Sent: Thursday, August 15, 2019 6:55 PM >> To: af@af.afmug.com >> Subject: Re:

Re: [AFMUG] Solar load

2019-08-15 Thread Chuck McCown
e? I've always >>> wondered about that. >>> >>> -Original Message----- >>> From: AF On Behalf Of Robert Andrews >>> Sent: Thursday, August 15, 2019 6:55 PM >>> To: af@af.afmug.com >>> Subject: Re: [AFMUG] Solar load >>> &

Re: [AFMUG] Solar load

2019-08-15 Thread Robert
I absolutely didn’t want plain metal because it >> would get hot in the sun and what I wanted was the cream color. >> >> *From:*AF mailto:af-boun...@af.afmug.com>> *On Behalf Of *Bill Prince >> *Sent:* Thursday, August 15, 2019 6:19 PM >> *To:* af@af.af

Re: [AFMUG] Solar load

2019-08-15 Thread Bill Prince
9 6:55 PM > To: af@af.afmug.com > Subject: Re: [AFMUG] Solar load > > Why most smart airplane owners want at least the top to be white! > > On 08/15/2019 04:40 PM, Bill Prince wrote: > > Burt Rutan did a study of his own back around 1985 or so, as his > > fiber

Re: [AFMUG] Solar load

2019-08-15 Thread Ken Hohhof
OK, is that why they paint the tops of school buses white? I've always wondered about that. -Original Message- From: AF On Behalf Of Robert Andrews Sent: Thursday, August 15, 2019 6:55 PM To: af@af.afmug.com Subject: Re: [AFMUG] Solar load Why most smart airplane owners want at least

Re: [AFMUG] Solar load

2019-08-15 Thread Ken Hohhof
. But where a box is out in the open, this time of year on a clear day a standard grey enclosure gets very, very hot. -Original Message- From: AF On Behalf Of Robert Andrews Sent: Thursday, August 15, 2019 6:41 PM To: af@af.afmug.com Subject: Re: [AFMUG] Solar load We use black boxes

Re: [AFMUG] Solar load

2019-08-15 Thread Sean Heskett
lack) I assume a radome would prevent that > by letting RF through but not sunlight? > > > > *From:* AF *On Behalf Of *ch...@wbmfg.com > *Sent:* Thursday, August 15, 2019 3:13 PM > *To:* af@af.afmug.com > *Subject:* Re: [AFMUG] Solar load > > > > Be inte

Re: [AFMUG] Solar load

2019-08-15 Thread Robert Andrews
stainless steel. The salesperson said I absolutely didn’t want plain metal because it would get hot in the sun and what I wanted was the cream color. *From:*AF *On Behalf Of *Bill Prince *Sent:* Thursday, August 15, 2019 6:19 PM *To:* af@af.afmug.com *Subject:* Re: [AFMUG] Solar load If y

Re: [AFMUG] Solar load

2019-08-15 Thread Robert Andrews
metal because it would get hot in the sun and what I wanted was the cream color. *From:*AF *On Behalf Of *Bill Prince *Sent:* Thursday, August 15, 2019 6:19 PM *To:* af@af.afmug.com *Subject:* Re: [AFMUG] Solar load If you look up insulating paint on Wikipedia, the entry there says all ceramic

Re: [AFMUG] Solar load

2019-08-15 Thread Bill Prince
From: AF On Behalf Of Bill Prince Sent: Thursday, August 15, 2019 6:19 PM To: af@af.afmug.com Subject: Re: [AFMUG] Solar load   If you look up insulating paint on Wikipedia,

Re: [AFMUG] Solar load

2019-08-15 Thread Ken Hohhof
@af.afmug.com Subject: Re: [AFMUG] Solar load If you look up insulating paint on Wikipedia, the entry there says all ceramic heat-reflective coatings are snake oil. I did find a good discussion on Scientific American (https://www.scientificamerican.com/article/benefits-of-insulating-paint

Re: [AFMUG] Solar load

2019-08-15 Thread Bill Prince
.    From: Bill Prince Sent: Thursday, August 15, 2019 1:46 PM To: af@af.afmug.com Subject: Re: [AFMUG] Solar load   Which reminds me

Re: [AFMUG] Solar load

2019-08-15 Thread Bill Prince
My guess that what gets in, it would be almost as effective as keeping it from getting out. They list it as a block to radiation (UV, visual, and IR), plus as an insulator. According to their web site, it is measurably better than white paint. All that said, you would probably still want to

Re: [AFMUG] Solar load

2019-08-15 Thread Bill Prince
My guess that what gets in, it would be almost as effective as keeping it from getting out. They list it as a block to radiation (UV, visual, and IR), plus as an insulator. According to their web site, it is measurably better than white paint. All that said, you would probably still want to

Re: [AFMUG] Solar load

2019-08-15 Thread Robert Andrews
But does it let interior thermal radiation out? I suppose you could just paint the top and three sides and radiate on the northern side? Would it be best to paint the northern side a radiant black then? Curious minds want to know! On 08/15/2019 12:46 PM, Bill Prince wrote: Which reminds me

Re: [AFMUG] Solar load

2019-08-15 Thread Ken Hohhof
are dark grey? (or in some cases black) I assume a radome would prevent that by letting RF through but not sunlight? From: AF On Behalf Of ch...@wbmfg.com Sent: Thursday, August 15, 2019 3:13 PM To: af@af.afmug.com Subject: Re: [AFMUG] Solar load Be interesting to do a bake off between

Re: [AFMUG] Solar load

2019-08-15 Thread chuck
that has been left in the hot summer sun and realized hot much it absorbs. I am guessing what we see as reflective, Infra Red sees as flat black. From: Bill Prince Sent: Thursday, August 15, 2019 1:46 PM To: af@af.afmug.com Subject: Re: [AFMUG] Solar load Which reminds me of this material

Re: [AFMUG] Solar load

2019-08-15 Thread Bill Prince
Which reminds me of this material that a friend clued me in on. You can get this at Home Depot (for example). It is pricey; around $250 per 5 gallon bucket, AND it needs a top coat of another material at near the same price. However, for an advertised