[time-nuts] Thoughts on lightning protection measures....

MailLists lists at medesign.ro
Thu Apr 12 14:23:56 UTC 2012


Only if it's not part of the sacrificial ritual...

On the more serious part, while the lightning processes, and effects are 
scientifically researched for ages, an efficient lighting protection 
still borders black magic.


On 4/12/2012 5:01 PM, EWKehren at aol.com wrote:
> True if you do not include the cost of the burned down house which is a
> possibility.
> Bert Kehren
>
>
> In a message dated 4/12/2012 9:59:08 A.M. Eastern Daylight Time,
> jimlux at earthlink.net writes:
>
> On  4/12/12 6:22 AM, Michael Baker wrote:
>> Time-nutters--
>>
>>   Around here (N. Central Flori-DUH) it is not uncommon for
>> near-by  lightning strikes to damage underground cables and
>> wiring. This is why  buried wiring to things like driveway
>> gate-openers are often placed in  conduit rather than done
>> with direct-burial wiring so that if  lightning damages the
>> wiring a new cable can be pulled through the  conduit without
>> having to re-dig the burial trench.
>>
>>   Some years ago I had occasion to hold some long discussions
>> with  Martin Uman, one of the worlds most distinguished and
>> eminent  lightning researchers. He commented that even with
>> the most  extraordinary and costly efforts to install protection
>> measures,  that-- sooner or later-- there was a good chance that
>> lightning would  find a way to damage things.
>>
>
>
> Dr. Uman (and his colleague  Dr. Rakov) probably know about lightning and
> effects than any other humans  alive.   He's making an excellent point:
> at some point, the cost  to replace the gear (or the cost of being "off
> the air") is smaller than  the cost of the protection scheme.
>
> Sometimes, you're better off having  a sacrificial element, and a spare
> in the closet for speedy  repair.
>
>
>> His lightning research laboratory was located here  in
>> N.Central Florida because it is in the heart of the most
>>   dense strike area in N.  America.
>
>
>
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