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Bill[_12_] May 14th 21 09:44 PM

Gasoline Availability Good Locally
 
wrote:
On Fri, 14 May 2021 07:08:29 -0400, "Mr. Luddite"
wrote:

On 5/13/2021 11:50 PM, wrote:
On Wed, 12 May 2021 10:51:07 -0400, Keyser Söze
wrote:

Three of the four gas stations in our area had product to sell and no
lines. The big volume dealer -WaWa- was sold out and awaiting a tank
truck delivery later today.

We had spot shortages here and we don't even get our gas from that
pipe. Nobody in the peninsula does. It was just panic buying AKA a
media driven emergency. Now that everyone has every gas can and
tupperware bowl full of gas, supplies are recovering. I still got gas
yesterday at my regular station no line no problem regular price.



Cracks me up though. Responding to the alternative methods to deliver
fuel, Biden's Energy Secretary stated that the pipelines
are the better way to transport it even though her boss axed the
Keystone pipeline.

Then she thumbed her typical liberal nose at the public by saying
that if people used electric vehicles, they wouldn't be experiencing
these fuel shortages. She also happens to own stock in an electric
bus manufacturer that Biden visited to promote.
The value of her stock holdings are potentially worth $ millions
and she has not divested her holdings even though there's a
conflict of interest issue.

But what really cracks me up is none of these electric vehicle
advocates ever mention where the energy comes from to charge
up their electric vehicle batteries. The vast bulk of it is
generated by fossil fuel plants. Plus, whenever energy is
transformed from one state to another there are losses involved.

Laws of physics prevail.


There are also the I2R losses in the transmission lines. A while ago
one of my inspector trade rags had a story "How hot are those
conductors?" talking about how hot some transmission lines run and how
that affects line sag but the fact remains that is waste heat going
into the air.
It is hard to get the utilities to say how much power is wasted in
transmission and the crazy bookkeeping they use on the grid makes
those numbers hard to actually believe when you see them but it is a
pretty big number if your power is coming from very far away.
I2R still wins in the end.


When I was in school years ago, they figured line loss was 3%. Probably
closer to 9-10% these days with the lines running near capacity. Inductive
loss may be higher than I2R.


Bill[_12_] May 14th 21 09:44 PM

Gasoline Availability Good Locally
 
Mr. Luddite wrote:
On 5/14/2021 2:35 PM, wrote:
On Friday, May 14, 2021 at 2:21:17 PM UTC-4, wrote:
On Fri, 14 May 2021 07:08:29 -0400, "Mr. Luddite"
wrote:
On 5/13/2021 11:50 PM, wrote:
On Wed, 12 May 2021 10:51:07 -0400, Keyser Söze
wrote:

Three of the four gas stations in our area had product to sell and no
lines. The big volume dealer -WaWa- was sold out and awaiting a tank
truck delivery later today.

We had spot shortages here and we don't even get our gas from that
pipe. Nobody in the peninsula does. It was just panic buying AKA a
media driven emergency. Now that everyone has every gas can and
tupperware bowl full of gas, supplies are recovering. I still got gas
yesterday at my regular station no line no problem regular price.



Cracks me up though. Responding to the alternative methods to deliver
fuel, Biden's Energy Secretary stated that the pipelines
are the better way to transport it even though her boss axed the
Keystone pipeline.

Then she thumbed her typical liberal nose at the public by saying
that if people used electric vehicles, they wouldn't be experiencing
these fuel shortages. She also happens to own stock in an electric
bus manufacturer that Biden visited to promote.
The value of her stock holdings are potentially worth $ millions
and she has not divested her holdings even though there's a
conflict of interest issue.

But what really cracks me up is none of these electric vehicle
advocates ever mention where the energy comes from to charge
up their electric vehicle batteries. The vast bulk of it is
generated by fossil fuel plants. Plus, whenever energy is
transformed from one state to another there are losses involved.

Laws of physics prevail.
There are also the I2R losses in the transmission lines. A while ago
one of my inspector trade rags had a story "How hot are those
conductors?" talking about how hot some transmission lines run and how
that affects line sag but the fact remains that is waste heat going
into the air.
It is hard to get the utilities to say how much power is wasted in
transmission and the crazy bookkeeping they use on the grid makes
those numbers hard to actually believe when you see them but it is a
pretty big number if your power is coming from very far away.
I2R still wins in the end.


I'm sure you know that's the reason the transmission lines are run at such a high voltage.
It minimizes he losses, but there are still some. The company I used to work for put in
some equipment for a regional power company some years ago. They told me about an
incident where, in the middle of the summer in a coastal SC area, a
transmission line that was
hot and sagging separated at a badly crimped barrel "butt" splice. No
one was there to see it,
but when it separated it produced a fireball that, when it hit the
ground, blew a big enough hole
to drive a truck down into and hide it. They said there were clumps of
fused sand laying around.

That would have been cool to see, just not too close up.



Some of the "high tension" power lines run at *very* high voltages ...
in some cases in excess of 200,000 volts.


The main grid that runs up,the Central Valley of California is 500KVA
lines. Friend retired from PG&E in the Central Valley told us this tale.
Crop duster hit the lines, they figured would take down 5 towers with
airplane hit. Took 7 towers. He said there is a special crew who works on
the line. Cut the power in the broken line and just the induced current
from the parallel lines cause a 200 amp flow in the ground lines a mile
each side of the break. The workers wear metal Faraday cage suits while
working on the line.


[email protected] May 14th 21 09:48 PM

Gasoline Availability Good Locally
 
On Friday, May 14, 2021 at 4:01:23 PM UTC-4, Mr. Luddite wrote:
On 5/14/2021 2:35 PM, wrote:
On Friday, May 14, 2021 at 2:21:17 PM UTC-4, wrote:
On Fri, 14 May 2021 07:08:29 -0400, "Mr. Luddite"
wrote:
On 5/13/2021 11:50 PM, wrote:
On Wed, 12 May 2021 10:51:07 -0400, Keyser Söze
wrote:

Three of the four gas stations in our area had product to sell and no
lines. The big volume dealer -WaWa- was sold out and awaiting a tank
truck delivery later today.

We had spot shortages here and we don't even get our gas from that
pipe. Nobody in the peninsula does. It was just panic buying AKA a
media driven emergency. Now that everyone has every gas can and
tupperware bowl full of gas, supplies are recovering. I still got gas
yesterday at my regular station no line no problem regular price.



Cracks me up though. Responding to the alternative methods to deliver
fuel, Biden's Energy Secretary stated that the pipelines
are the better way to transport it even though her boss axed the
Keystone pipeline.

Then she thumbed her typical liberal nose at the public by saying
that if people used electric vehicles, they wouldn't be experiencing
these fuel shortages. She also happens to own stock in an electric
bus manufacturer that Biden visited to promote.
The value of her stock holdings are potentially worth $ millions
and she has not divested her holdings even though there's a
conflict of interest issue.

But what really cracks me up is none of these electric vehicle
advocates ever mention where the energy comes from to charge
up their electric vehicle batteries. The vast bulk of it is
generated by fossil fuel plants. Plus, whenever energy is
transformed from one state to another there are losses involved.

Laws of physics prevail.
There are also the I2R losses in the transmission lines. A while ago
one of my inspector trade rags had a story "How hot are those
conductors?" talking about how hot some transmission lines run and how
that affects line sag but the fact remains that is waste heat going
into the air.
It is hard to get the utilities to say how much power is wasted in
transmission and the crazy bookkeeping they use on the grid makes
those numbers hard to actually believe when you see them but it is a
pretty big number if your power is coming from very far away.
I2R still wins in the end.


I'm sure you know that's the reason the transmission lines are run at such a high voltage.
It minimizes he losses, but there are still some. The company I used to work for put in
some equipment for a regional power company some years ago. They told me about an
incident where, in the middle of the summer in a coastal SC area, a transmission line that was
hot and sagging separated at a badly crimped barrel "butt" splice. No one was there to see it,
but when it separated it produced a fireball that, when it hit the ground, blew a big enough hole
to drive a truck down into and hide it. They said there were clumps of fused sand laying around.

That would have been cool to see, just not too close up.

Some of the "high tension" power lines run at *very* high voltages ...
in some cases in excess of 200,000 volts.


Yes. Not many, but some run at about 1 million volts. That's pretty crazy..

There are youtube videos of guys that shoot an arrow over one of those lines, and tied to
that arrow is fishing line. They then take a fine copper wire and tie it to the end of the fishing line,
and hook the other end to a metal stake in the ground. Using the other end of the fishing line
they pull the copper wire up to the power line. It's like a lightning strike, and vaporizes the wire.
The couple of them I've seen had audio after the strike of laughter and Russian. Crazy Russians!

Personally I'm not touching that fishing line, no matter what.

[email protected] May 15th 21 12:07 AM

Gasoline Availability Good Locally
 
On Friday, May 14, 2021 at 2:21:17 PM UTC-4, wrote:
On Fri, 14 May 2021 07:08:29 -0400, "Mr. Luddite"
wrote:
On 5/13/2021 11:50 PM, wrote:
On Wed, 12 May 2021 10:51:07 -0400, Keyser Söze
wrote:

Three of the four gas stations in our area had product to sell and no
lines. The big volume dealer -WaWa- was sold out and awaiting a tank
truck delivery later today.

We had spot shortages here and we don't even get our gas from that
pipe. Nobody in the peninsula does. It was just panic buying AKA a
media driven emergency. Now that everyone has every gas can and
tupperware bowl full of gas, supplies are recovering. I still got gas
yesterday at my regular station no line no problem regular price.



Cracks me up though. Responding to the alternative methods to deliver
fuel, Biden's Energy Secretary stated that the pipelines
are the better way to transport it even though her boss axed the
Keystone pipeline.

Then she thumbed her typical liberal nose at the public by saying
that if people used electric vehicles, they wouldn't be experiencing
these fuel shortages. She also happens to own stock in an electric
bus manufacturer that Biden visited to promote.
The value of her stock holdings are potentially worth $ millions
and she has not divested her holdings even though there's a
conflict of interest issue.

But what really cracks me up is none of these electric vehicle
advocates ever mention where the energy comes from to charge
up their electric vehicle batteries. The vast bulk of it is
generated by fossil fuel plants. Plus, whenever energy is
transformed from one state to another there are losses involved.

Laws of physics prevail.

There are also the I2R losses in the transmission lines. A while ago
one of my inspector trade rags had a story "How hot are those
conductors?" talking about how hot some transmission lines run and how
that affects line sag but the fact remains that is waste heat going
into the air.
It is hard to get the utilities to say how much power is wasted in
transmission and the crazy bookkeeping they use on the grid makes
those numbers hard to actually believe when you see them but it is a
pretty big number if your power is coming from very far away.
I2R still wins in the end.


===

In addition to the I2R losses, there is also power lost to electromagnetic radiation. It turns out that those long high voltage lines also make pretty good transmitting antennas. Many new high voltage lines are converting AC to DC at the power source, and then inverting it back to AC at the receiving end. The power conversion electronics has gotten cheap enough to make that worthwhile.

https://engineering.stackexchange.co...etter-ac-or-dc

https://www.powermag.com/benefits-of...ssion-systems/

https://energycentral.com/c/ec/ac-vs...lectrical-grid


[email protected] May 15th 21 01:12 AM

Gasoline Availability Good Locally
 
On Fri, 14 May 2021 11:35:07 -0700 (PDT), "
wrote:

On Friday, May 14, 2021 at 2:21:17 PM UTC-4, wrote:
On Fri, 14 May 2021 07:08:29 -0400, "Mr. Luddite"
wrote:
On 5/13/2021 11:50 PM, wrote:
On Wed, 12 May 2021 10:51:07 -0400, Keyser Söze
wrote:

Three of the four gas stations in our area had product to sell and no
lines. The big volume dealer -WaWa- was sold out and awaiting a tank
truck delivery later today.

We had spot shortages here and we don't even get our gas from that
pipe. Nobody in the peninsula does. It was just panic buying AKA a
media driven emergency. Now that everyone has every gas can and
tupperware bowl full of gas, supplies are recovering. I still got gas
yesterday at my regular station no line no problem regular price.



Cracks me up though. Responding to the alternative methods to deliver
fuel, Biden's Energy Secretary stated that the pipelines
are the better way to transport it even though her boss axed the
Keystone pipeline.

Then she thumbed her typical liberal nose at the public by saying
that if people used electric vehicles, they wouldn't be experiencing
these fuel shortages. She also happens to own stock in an electric
bus manufacturer that Biden visited to promote.
The value of her stock holdings are potentially worth $ millions
and she has not divested her holdings even though there's a
conflict of interest issue.

But what really cracks me up is none of these electric vehicle
advocates ever mention where the energy comes from to charge
up their electric vehicle batteries. The vast bulk of it is
generated by fossil fuel plants. Plus, whenever energy is
transformed from one state to another there are losses involved.

Laws of physics prevail.

There are also the I2R losses in the transmission lines. A while ago
one of my inspector trade rags had a story "How hot are those
conductors?" talking about how hot some transmission lines run and how
that affects line sag but the fact remains that is waste heat going
into the air.
It is hard to get the utilities to say how much power is wasted in
transmission and the crazy bookkeeping they use on the grid makes
those numbers hard to actually believe when you see them but it is a
pretty big number if your power is coming from very far away.
I2R still wins in the end.


I'm sure you know that's the reason the transmission lines are run at such a high voltage.
It minimizes he losses, but there are still some. The company I used to work for put in
some equipment for a regional power company some years ago. They told me about an
incident where, in the middle of the summer in a coastal SC area, a transmission line that was
hot and sagging separated at a badly crimped barrel "butt" splice. No one was there to see it,
but when it separated it produced a fireball that, when it hit the ground, blew a big enough hole
to drive a truck down into and hide it. They said there were clumps of fused sand laying around.

That would have been cool to see, just not too close up.


Watts is watts (is 3.4BTU) , if you have 300 miles of transmission
line that is running at 40-50c above ambient air, you are wasting a
lot of watts. When you consider transmission lines typically carry two
or 3 triplexes that starts looking more like 1800-2700 miles of wire
to go 300 miles. You don't usually see a lot of snow around
transformer farms either.
They do twist the triplexes to minimize parasitic losses but they are
still there or you wouldn't be hearing all the concerns about power
line radiation.
I have tried several times to find out what the difference is between
power generated and power actually billed to a customer but those
numbers are hard to come by, even by people I know, close to the
business.
As I said, the screwy grid bookkeeping makes it hard to get a real
answer.

[email protected] May 15th 21 01:29 AM

Gasoline Availability Good Locally
 
On Fri, 14 May 2021 16:01:16 -0400, "Mr. Luddite"
wrote:

On 5/14/2021 2:35 PM, wrote:
On Friday, May 14, 2021 at 2:21:17 PM UTC-4, wrote:
On Fri, 14 May 2021 07:08:29 -0400, "Mr. Luddite"
wrote:
On 5/13/2021 11:50 PM, wrote:
On Wed, 12 May 2021 10:51:07 -0400, Keyser Söze
wrote:

Three of the four gas stations in our area had product to sell and no
lines. The big volume dealer -WaWa- was sold out and awaiting a tank
truck delivery later today.

We had spot shortages here and we don't even get our gas from that
pipe. Nobody in the peninsula does. It was just panic buying AKA a
media driven emergency. Now that everyone has every gas can and
tupperware bowl full of gas, supplies are recovering. I still got gas
yesterday at my regular station no line no problem regular price.



Cracks me up though. Responding to the alternative methods to deliver
fuel, Biden's Energy Secretary stated that the pipelines
are the better way to transport it even though her boss axed the
Keystone pipeline.

Then she thumbed her typical liberal nose at the public by saying
that if people used electric vehicles, they wouldn't be experiencing
these fuel shortages. She also happens to own stock in an electric
bus manufacturer that Biden visited to promote.
The value of her stock holdings are potentially worth $ millions
and she has not divested her holdings even though there's a
conflict of interest issue.

But what really cracks me up is none of these electric vehicle
advocates ever mention where the energy comes from to charge
up their electric vehicle batteries. The vast bulk of it is
generated by fossil fuel plants. Plus, whenever energy is
transformed from one state to another there are losses involved.

Laws of physics prevail.
There are also the I2R losses in the transmission lines. A while ago
one of my inspector trade rags had a story "How hot are those
conductors?" talking about how hot some transmission lines run and how
that affects line sag but the fact remains that is waste heat going
into the air.
It is hard to get the utilities to say how much power is wasted in
transmission and the crazy bookkeeping they use on the grid makes
those numbers hard to actually believe when you see them but it is a
pretty big number if your power is coming from very far away.
I2R still wins in the end.


I'm sure you know that's the reason the transmission lines are run at such a high voltage.
It minimizes he losses, but there are still some. The company I used to work for put in
some equipment for a regional power company some years ago. They told me about an
incident where, in the middle of the summer in a coastal SC area, a transmission line that was
hot and sagging separated at a badly crimped barrel "butt" splice. No one was there to see it,
but when it separated it produced a fireball that, when it hit the ground, blew a big enough hole
to drive a truck down into and hide it. They said there were clumps of fused sand laying around.

That would have been cool to see, just not too close up.



Some of the "high tension" power lines run at *very* high voltages ...
in some cases in excess of 200,000 volts.


That is not even close to how high it can go. It can be a megavolt on
true long distance transport. The one behind my house is a single
triplex 230kv "high voltage" line and two 26KV "medium voltage" lines.
The HV feeds Naples and the MV lines feed Bonita and South Estero.

http://gfretwell.com/electrical/250k...kv%20lines.jpg
(the file name is wrong)

This is the HV line, showing the twist.

http://gfretwell.com/electrical/HV%20line%20twist.jpg

As for the radiation, because of that twist and the fact it is a
balanced triplex delta, I worry more about radiation from the single
ended 13.5 KV primary in front of my house.

[email protected] May 15th 21 01:32 AM

Gasoline Availability Good Locally
 
On Fri, 14 May 2021 16:07:59 -0700 (PDT),
" wrote:

On Friday, May 14, 2021 at 2:21:17 PM UTC-4, wrote:
On Fri, 14 May 2021 07:08:29 -0400, "Mr. Luddite"
wrote:
On 5/13/2021 11:50 PM, wrote:
On Wed, 12 May 2021 10:51:07 -0400, Keyser Söze
wrote:

Three of the four gas stations in our area had product to sell and no
lines. The big volume dealer -WaWa- was sold out and awaiting a tank
truck delivery later today.

We had spot shortages here and we don't even get our gas from that
pipe. Nobody in the peninsula does. It was just panic buying AKA a
media driven emergency. Now that everyone has every gas can and
tupperware bowl full of gas, supplies are recovering. I still got gas
yesterday at my regular station no line no problem regular price.



Cracks me up though. Responding to the alternative methods to deliver
fuel, Biden's Energy Secretary stated that the pipelines
are the better way to transport it even though her boss axed the
Keystone pipeline.

Then she thumbed her typical liberal nose at the public by saying
that if people used electric vehicles, they wouldn't be experiencing
these fuel shortages. She also happens to own stock in an electric
bus manufacturer that Biden visited to promote.
The value of her stock holdings are potentially worth $ millions
and she has not divested her holdings even though there's a
conflict of interest issue.

But what really cracks me up is none of these electric vehicle
advocates ever mention where the energy comes from to charge
up their electric vehicle batteries. The vast bulk of it is
generated by fossil fuel plants. Plus, whenever energy is
transformed from one state to another there are losses involved.

Laws of physics prevail.

There are also the I2R losses in the transmission lines. A while ago
one of my inspector trade rags had a story "How hot are those
conductors?" talking about how hot some transmission lines run and how
that affects line sag but the fact remains that is waste heat going
into the air.
It is hard to get the utilities to say how much power is wasted in
transmission and the crazy bookkeeping they use on the grid makes
those numbers hard to actually believe when you see them but it is a
pretty big number if your power is coming from very far away.
I2R still wins in the end.


===

In addition to the I2R losses, there is also power lost to electromagnetic radiation. It turns out that those long high voltage lines also make pretty good transmitting antennas. Many new high voltage lines are converting AC to DC at the power source, and then inverting it back to AC at the receiving end. The power conversion

electronics has gotten cheap enough to make that worthwhile.

https://engineering.stackexchange.co...etter-ac-or-dc

https://www.powermag.com/benefits-of...ssion-systems/

https://energycentral.com/c/ec/ac-vs...lectrical-grid


That underwater cable I wrote about a while ago going to Crete is
going to run DC at high voltage.

[email protected] May 15th 21 01:34 AM

Gasoline Availability Good Locally
 
On Friday, May 14, 2021 at 8:13:14 PM UTC-4, wrote:
On Fri, 14 May 2021 11:35:07 -0700 (PDT), "
wrote:

On Friday, May 14, 2021 at 2:21:17 PM UTC-4, wrote:
On Fri, 14 May 2021 07:08:29 -0400, "Mr. Luddite"
wrote:
On 5/13/2021 11:50 PM, wrote:
On Wed, 12 May 2021 10:51:07 -0400, Keyser Söze
wrote:

Three of the four gas stations in our area had product to sell and no
lines. The big volume dealer -WaWa- was sold out and awaiting a tank
truck delivery later today.

We had spot shortages here and we don't even get our gas from that
pipe. Nobody in the peninsula does. It was just panic buying AKA a
media driven emergency. Now that everyone has every gas can and
tupperware bowl full of gas, supplies are recovering. I still got gas
yesterday at my regular station no line no problem regular price.



Cracks me up though. Responding to the alternative methods to deliver
fuel, Biden's Energy Secretary stated that the pipelines
are the better way to transport it even though her boss axed the
Keystone pipeline.

Then she thumbed her typical liberal nose at the public by saying
that if people used electric vehicles, they wouldn't be experiencing
these fuel shortages. She also happens to own stock in an electric
bus manufacturer that Biden visited to promote.
The value of her stock holdings are potentially worth $ millions
and she has not divested her holdings even though there's a
conflict of interest issue.

But what really cracks me up is none of these electric vehicle
advocates ever mention where the energy comes from to charge
up their electric vehicle batteries. The vast bulk of it is
generated by fossil fuel plants. Plus, whenever energy is
transformed from one state to another there are losses involved.

Laws of physics prevail.
There are also the I2R losses in the transmission lines. A while ago
one of my inspector trade rags had a story "How hot are those
conductors?" talking about how hot some transmission lines run and how
that affects line sag but the fact remains that is waste heat going
into the air.
It is hard to get the utilities to say how much power is wasted in
transmission and the crazy bookkeeping they use on the grid makes
those numbers hard to actually believe when you see them but it is a
pretty big number if your power is coming from very far away.
I2R still wins in the end.


I'm sure you know that's the reason the transmission lines are run at such a high voltage.
It minimizes he losses, but there are still some. The company I used to work for put in
some equipment for a regional power company some years ago. They told me about an
incident where, in the middle of the summer in a coastal SC area, a transmission line that was
hot and sagging separated at a badly crimped barrel "butt" splice. No one was there to see it,
but when it separated it produced a fireball that, when it hit the ground, blew a big enough hole
to drive a truck down into and hide it. They said there were clumps of fused sand laying around.

That would have been cool to see, just not too close up.

Watts is watts (is 3.4BTU) , if you have 300 miles of transmission
line that is running at 40-50c above ambient air, you are wasting a
lot of watts. When you consider transmission lines typically carry two
or 3 triplexes that starts looking more like 1800-2700 miles of wire
to go 300 miles. You don't usually see a lot of snow around
transformer farms either.
They do twist the triplexes to minimize parasitic losses but they are
still there or you wouldn't be hearing all the concerns about power
line radiation.
I have tried several times to find out what the difference is between
power generated and power actually billed to a customer but those
numbers are hard to come by, even by people I know, close to the
business.
As I said, the screwy grid bookkeeping makes it hard to get a real
answer.


Understood, but as you point out the loss equation is I2R. If you make the I (current) smaller,
the loss is smaller. That's what raising the voltage does (P=E x I). Double the voltage, then halve
the current for the same power (watts). That reduces the IR loss.

Math and physics are cool. :)

[email protected] May 15th 21 01:58 AM

Gasoline Availability Good Locally
 
On Fri, 14 May 2021 17:34:18 -0700 (PDT), "
wrote:

On Friday, May 14, 2021 at 8:13:14 PM UTC-4, wrote:
On Fri, 14 May 2021 11:35:07 -0700 (PDT), "
wrote:

On Friday, May 14, 2021 at 2:21:17 PM UTC-4, wrote:
On Fri, 14 May 2021 07:08:29 -0400, "Mr. Luddite"
wrote:
On 5/13/2021 11:50 PM, wrote:
On Wed, 12 May 2021 10:51:07 -0400, Keyser Söze
wrote:

Three of the four gas stations in our area had product to sell and no
lines. The big volume dealer -WaWa- was sold out and awaiting a tank
truck delivery later today.

We had spot shortages here and we don't even get our gas from that
pipe. Nobody in the peninsula does. It was just panic buying AKA a
media driven emergency. Now that everyone has every gas can and
tupperware bowl full of gas, supplies are recovering. I still got gas
yesterday at my regular station no line no problem regular price.



Cracks me up though. Responding to the alternative methods to deliver
fuel, Biden's Energy Secretary stated that the pipelines
are the better way to transport it even though her boss axed the
Keystone pipeline.

Then she thumbed her typical liberal nose at the public by saying
that if people used electric vehicles, they wouldn't be experiencing
these fuel shortages. She also happens to own stock in an electric
bus manufacturer that Biden visited to promote.
The value of her stock holdings are potentially worth $ millions
and she has not divested her holdings even though there's a
conflict of interest issue.

But what really cracks me up is none of these electric vehicle
advocates ever mention where the energy comes from to charge
up their electric vehicle batteries. The vast bulk of it is
generated by fossil fuel plants. Plus, whenever energy is
transformed from one state to another there are losses involved.

Laws of physics prevail.
There are also the I2R losses in the transmission lines. A while ago
one of my inspector trade rags had a story "How hot are those
conductors?" talking about how hot some transmission lines run and how
that affects line sag but the fact remains that is waste heat going
into the air.
It is hard to get the utilities to say how much power is wasted in
transmission and the crazy bookkeeping they use on the grid makes
those numbers hard to actually believe when you see them but it is a
pretty big number if your power is coming from very far away.
I2R still wins in the end.

I'm sure you know that's the reason the transmission lines are run at such a high voltage.
It minimizes he losses, but there are still some. The company I used to work for put in
some equipment for a regional power company some years ago. They told me about an
incident where, in the middle of the summer in a coastal SC area, a transmission line that was
hot and sagging separated at a badly crimped barrel "butt" splice. No one was there to see it,
but when it separated it produced a fireball that, when it hit the ground, blew a big enough hole
to drive a truck down into and hide it. They said there were clumps of fused sand laying around.

That would have been cool to see, just not too close up.

Watts is watts (is 3.4BTU) , if you have 300 miles of transmission
line that is running at 40-50c above ambient air, you are wasting a
lot of watts. When you consider transmission lines typically carry two
or 3 triplexes that starts looking more like 1800-2700 miles of wire
to go 300 miles. You don't usually see a lot of snow around
transformer farms either.
They do twist the triplexes to minimize parasitic losses but they are
still there or you wouldn't be hearing all the concerns about power
line radiation.
I have tried several times to find out what the difference is between
power generated and power actually billed to a customer but those
numbers are hard to come by, even by people I know, close to the
business.
As I said, the screwy grid bookkeeping makes it hard to get a real
answer.


Understood, but as you point out the loss equation is I2R. If you make the I (current) smaller,
the loss is smaller. That's what raising the voltage does (P=E x I). Double the voltage, then halve
the current for the same power (watts). That reduces the IR loss.

Math and physics are cool. :)


I understand all of that but the point is if they are wasting that
many BTUs they are wasting power. At any lower voltage that wire
would be a 300 mile long toaster.

justan May 15th 21 02:49 AM

Gasoline Availability Good Locally
 
On Fri, 14 May 2021 08:07:30 -0400 (EDT), justan wrote:

"Mr. Luddite" Wrote in message:r
On 5/13/2021 11:50 PM, wrote: On Wed, 12 May 2021 10:51:07 -0400, Keyser Söze wrote: Three of the four gas stations in our area had product to sell and no lines. The big volume dealer -WaWa- was sold out and awaiting a tank truck delivery later today. We had spot shortages here and we don't even get our gas from that pipe. Nobody in the peninsula does. It was just panic buying AKA a media driven emergency. Now that everyone has every gas can and tupperware bowl full of gas, supplies are recovering. I still got gas yesterday at my regular station no line no problem regular price. Cracks me up though. Responding to the alternative methods to deliverfuel, Biden's Energy Secretary stated that the pipelinesare the better way to transport it even though her boss axed theKeystone pipeline.Then she thumbed her typical liberal nose at the public by sayingthat if people used electric vehicles, they wouldn't be

experiencingthese fuel shortages. She also happens to own stock in an electricbus manufacturer that Biden visited to promote.The value of her stock holdings are potentially worth $ millionsand she has not divested her holdings even though there's aconflict of interest issue.But what really cracks me up is none of these electric vehicleadvocates ever mention where the energy comes from to chargeup their electric vehicle batteries. The vast bulk of it isgenerated by fossil fuel plants. Plus, whenever energy istransformed from one state to another there are losses involved.Laws of physics prevail.-- This email has been checked for viruses by AVG.
https://www.avg.com

What? Are you trying to tell me Joey's executive orders aren't the
law of the universe?


Stop spoofing me asshole.
--
Thanks Donald. Do you miss him yet?


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