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I Will Be Dropping Off For A While .................

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Incidentally, this is what large catenary surge arresters look like, which, however, also burst at a current of more than 400kA.


3eb2-and-3eb3-railway-surge-arresters.jpg 3-railway-surge-arresters.jpg

And this is what a surge arrester looks like in Germany and Austria.
2ÜS-Ableiter.jpg
They will be installed in your house
 
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People in @Eulalia 's region are asking for trouble while putting such lightning attracting monuments on hill tops. :facepalm: View attachment 1324024 (Agnew Monument in Leswalt, Galloway peninsula).
So overvoltage protection devices cannot always discharge the high voltages quickly enough or they break and then you have a short circuit and are left in the dark.
Incidentally, my mother told me that she once experienced ball lightning, which came through the glass pane of the closed window and then burst in this room with a bang.

Got them in the States as well, just not as old.
I grew up near this one…fueled many a fantasy.



observation-tower2s.jpg
 
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Incidentally, this is what large catenary surge arresters look like, which, however, also burst at a current of more than 400kA.


View attachment 1324007 View attachment 1324008

And this is what a surge arrester looks like in Germany and Austria.
View attachment 1324006
They will be installed in your house
Surge protectors are good and everyone should have them. However, nothing can standup to the power of a lightning strike. And, electricity can do weird things. The strike that took out my router and PC in March also killed my DVD player. The surge mus have come through the fiber optic line (which can't be connected to a surge protector), passed through the router and killed the PC motherboard. However, my printer, which is connected to the PC of course wasn't harmed. The DVD player was in another room about forty feet away. It had no outside connection except through the wall outlet. The TV, which is plugged into the same outlet, was unaffected. Nothing else in the house was affected. About ten years ago, a strike took out my TV but didn't affect the DVD player (different one, that one died a natural death years later) or the cable box.
The best way to stay safe is to be in a Faraday Cage.
faradaycage.jpg
Welcome back, Eul. As you can see, we were lost without you.
:ole:
 
People in @Eulalia 's region are asking for trouble while putting such lightning attracting monuments on hill tops. :facepalm:
View attachment 1324024 (Agnew Monument in Leswalt, Galloway peninsula).
We can hardly blame @Eulalia for such guilt by association…but I can surely find the slave-cunt guilty of something, ANYTHING else…and gleefully visit deserved horrors upon that yielding flesh as rightful Punishment for said transgressions! :smilie-devil:
 
Yes, I was reading up on lightning. A neighbour says she saw a 'fireball' on the post where it struck, but only briefly, it didn't roll around, I don't think it was 'ball lightning'. But I also learnt that, when lightning strikes, the air round about is ionized, and highly conductive, so a charge can spread out powerful enough to damage delicate electrical equipment.
Supposedly Lago Marcaibo in Venezuela had the most frequent lightning strikes in the world. People blame it on the air from the Andes meeting the tropical air and the sea. I wonder why people don't respect the earth more--it's a lot bigger than us and our puny works. But, they don't.
https://en.wikipedia.org/wiki/Catatumbo_lightning#Cause
 
Surge protectors are good and everyone should have them. However, nothing can standup to the power of a lightning strike. And, electricity can do weird things. The strike that took out my router and PC in March also killed my DVD player. The surge mus have come through the fiber optic line (which can't be connected to a surge protector), passed through the router and killed the PC motherboard. However, my printer, which is connected to the PC of course wasn't harmed. The DVD player was in another room about forty feet away. It had no outside connection except through the wall outlet. The TV, which is plugged into the same outlet, was unaffected. Nothing else in the house was affected. About ten years ago, a strike took out my TV but didn't affect the DVD player (different one, that one died a natural death years later) or the cable box.
The best way to stay safe is to be in a Faraday Cage.
View attachment 1324032
Welcome back, Eul. As you can see, we were lost without you.
:ole:
Yes, I don't profess to understand physics, it's a big black hole in my mind - but I don't think my micro-catastrophe was caused by a surge in the power supply - like you say, other things that would surely have been affected weren't - but it seems that, when lightning strikes, there's a scary lot of power surging through the atmosphere that can do weird things in many different ways.
 
Yes, I don't profess to understand physics, it's a big black hole in my mind - but I don't think my micro-catastrophe was caused by a surge in the power supply - like you say, other things that would surely have been affected weren't - but it seems that, when lightning strikes, there's a scary lot of power surging through the atmosphere that can do weird things in many different ways.
I'm reliably informed by my mum's partner, who knows about such things, that the damage caused by a lightning strike is generally due to a sudden and very brief high voltage gradient between the ground line and other parts of the device. In particular this can be a menace to anything that receives a signal such as a tv or radio, as the voltage difference between the antenna and the ground can easily be in the order of thousands of volts, albeit only for a few milliseconds, but that's more than enough to destroy delicate electronic parts that are usually only rated for up to 15-20 volts or so.

Best plan is to unplug any devices during thunderstorms, although to be fair, it would take a fairly close strike to do much damage, although if lightning hits a power line it can cause massive damage over a wide area
 
We can hardly blame @Eulalia for such guilt by association…but I can surely find the slave-cunt guilty of something, ANYTHING else…and gleefully visit deserved horrors upon that yielding flesh as rightful Punishment for said transgressions! :smilie-devil:
Ooohhhhh… you spoil that slave sooooo much… clearly you know exactly what you’re doing to her… poor slave eul, she’s probably too wet to actually type now! :azote: :azote::love:
 
if lightning hits a power line it can cause massive damage over a wide area
Power lines are protected against lightning. The upper line, linking the tops of the masts, serve to attract and divert lighting. In case a power line would be hit yet, there are circuit breakers installed to avoid damage. This can be noticed when, during a thunderstorm, light briefly flickers off and on. That means, a line was hit by lightning, but its spreading was stopped by the breakers.
 
Best plan is to unplug any devices during thunderstorms, although to be fair, it would take a fairly close strike to do much damage, although if lightning hits a power line it can cause massive damage over a wide area
Yes, that's what all the 'what to do' advice says. Trouble was, there wasn't any thunderstorm, just a pleasant afternoon with sunny intervals. It was, literally, a bolt from the blue. A heavy shower followed straight after, with more rumbles as the thunder moved away, but we'd had no warning noises. Admittedly the forecast showed such wee sharp showers moving across, but they were mainly on the high hills, this was a rogue one that headed down the glen to give Eul a fright!
 
Yes, I don't profess to understand physics, it's a big black hole in my mind - but I don't think my micro-catastrophe was caused by a surge in the power supply - like you say, other things that would surely have been affected weren't - but it seems that, when lightning strikes, there's a scary lot of power surging through the atmosphere that can do weird things in many different ways.
Physics…black hole…Hawking would have laughed.
 
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Power lines are protected against lightning. The upper line, linking the tops of the masts, serve to attract and divert lighting. In case a power line would be hit yet, there are circuit breakers installed to avoid damage. This can be noticed when, during a thunderstorm, light briefly flickers off and on. That means, a line was hit by lightning, but its spreading was stopped by the breakers.
The most common type of circuit breakers look like a metal rod across an insulator, which is pretty much what it is.
breaker1.jpg
In the event of a surge, it pops open. I've seen this happen.
breaker2.jpg
Yes, that's what all the 'what to do' advice says. Trouble was, there wasn't any thunderstorm, just a pleasant afternoon with sunny intervals. It was, literally, a bolt from the blue. A heavy shower followed straight after, with more rumbles as the thunder moved away, but we'd had no warning noises. Admittedly the forecast showed such wee sharp showers moving across, but they were mainly on the high hills, this was a rogue one that headed down the glen to give Eul a fright!
Speaking as a resident of the Lightning Capital of the US, I can testify that the "bolt from the blue" is a real thing. Lighting can arc out of a thundercloud and strike up to twenty miles away.
bolt.jpglightningcapital.png
I witnessed one come out of the top of a lone thunderhead and strike about eight miles away. Lightning is amazing and scary and not to be taken lightly.
 
Lighting can arc out of a thundercloud and strike up to twenty miles away.
bolt.jpglightningcapital.png
I witnessed one come out of the top of a lone thunderhead and strike about eight miles away. Lightning is amazing and scary and not to be taken lightly.
That's very likely what happened. The cumulonimbus clouds were moving across the hills about 10 miles away. I think it was a pole carrying a local power cable that got hit, the 'fireball' my neighbour saw would be consistent with that, and I heard men working there first thing the next morning, no doubt mending damage and setting the system right. It was scarily close!
 
That's very likely what happened. The cumulonimbus clouds were moving across the hills about 10 miles away. I think it was a pole carrying a local power cable that got hit, the 'fireball' my neighbour saw would be consistent with that, and I heard men working there first thing the next morning, no doubt mending damage and setting the system right. It was scarily close!
Quite a number of people are killed by lightning every year.
The late archbishop Paul Marcinkus was the somewhat shady head of the "Vatican Bank" under John Paul II. He liked to play golf, and he was prone to swearing. I've told his joke here before, but it's so good I'll repeat it.
A golf-playing cleric is out on the course with a group that includes a nun. Whenever he misses shots or gets into a trap, he'll say "Jesus" or "Christ".
This infuriates the nun, who tells him he will surely be punished.
A lightning bolt comes out of the blow and kills the nun.
A voice booms out of the heavens: "Christ! Missed again!"
 
"If complete and utter chaos was lightning, then he'd be the sort to stand on a hilltop in a thunderstorm wearing wet copper armour and shouting 'All gods are bastards!"

-
Terry Pratchett, The Colour Of Magic
 
The most common type of circuit breakers look like a metal rod across an insulator, which is pretty much what it is.
View attachment 1324508
In the event of a surge, it pops open. I've seen this happen.
View attachment 1324509

Speaking as a resident of the Lightning Capital of the US, I can testify that the "bolt from the blue" is a real thing. Lighting can arc out of a thundercloud and strike up to twenty miles away.
View attachment 1324511View attachment 1324512
I witnessed one come out of the top of a lone thunderhead and strike about eight miles away. Lightning is amazing and scary and not to be taken lightly.
Thank you for the information!
This is how it looks in our power grids.
Maststation_imgp7806-bearbeitet.jpg SEM-trafo2.jpg SurgeArrester.jpg
 
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