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Global Warming...New Report...and it ain't happy news

 
 
Finn dAbuzz
 
  1  
Reply Sun 6 Jul, 2008 12:54 am
Diest TKO wrote:
Finn illustrates why he is not an Engineer.

T
K
O


Cute, but what is the answer?
0 Replies
 
Robert Gentel
 
  1  
Reply Sun 6 Jul, 2008 01:13 am
Nuclear energy is the obvious short-term answer.
0 Replies
 
Diest TKO
 
  1  
Reply Sun 6 Jul, 2008 01:19 am
Finn dAbuzz wrote:
Diest TKO wrote:
Finn illustrates why he is not an Engineer.

T
K
O


Cute, but what is the answer?


I'll put it this way. Shortly after the Wright brothers achieved powered heavier than air flight they went on record saying that planes would never be used for the transport of goods or people; that the task of taking that on would simply be too great, too difficult, impossible. Decades later Wilbur after seeing the developments acknowledged how they were wrong.

The answer is that if we were to say that it's not possible now, it does not mean that it is impossible. Further, more can be done by trying than debating whether or not to try.

Engineers find solutions to impossible tasks, while politicians make excuses.

T
K
O
0 Replies
 
Robert Gentel
 
  1  
Reply Sun 6 Jul, 2008 01:29 am
Diest TKO wrote:

Engineers find solutions to impossible tasks, while politicians make excuses.


Engineers have never found the solution to any impossible task. They have, however, managed to find ways to exaggerate their importance to society, as have almost any body of professionals.
0 Replies
 
Diest TKO
 
  1  
Reply Sun 6 Jul, 2008 02:08 am
Robert Gentel wrote:
Diest TKO wrote:

Engineers find solutions to impossible tasks, while politicians make excuses.


Engineers have never found the solution to any impossible task. They have, however, managed to find ways to exaggerate their importance to society, as have almost any body of professionals.


Unsupported argument.

T
K
O
0 Replies
 
Robert Gentel
 
  1  
Reply Sun 6 Jul, 2008 04:47 am
Reading incomprehension. The support is in your own inflation of the importance of engineers. That engineers don't solve impossible problems is too obvious to need support.
0 Replies
 
hamburger
 
  1  
Reply Sun 6 Jul, 2008 07:46 am
r. g. wrote :

Quote:
Engineers have never found the solution to any impossible task. They have, however, managed to find ways to exaggerate their importance to society, as have almost any body of professionals.


so is it the "unprofessionals" who find solutions to the problems that are being solved as the world turns - or who is it ?

(should we perhaps abolish education lest more "professionals" are being created ?)

(i'll take the liberty of modifying diest's statement : "professionals" find solutions to tasks previously though imposible to solve , while politicians make excuses. )

(in defence of politicians i'll add that politicians that are ahead of the herd often have a hard time getting elected - and an even harder time getting re-elected .)
hbg
0 Replies
 
Foxfyre
 
  1  
Reply Sun 6 Jul, 2008 08:37 am
IMO, and if I might pontificate a bit, RG is correct that impossible is that which cannot be done even by engineers.

Impossible, however, should never be confused with that which we have not yet learned how to do.

Finn is also correct in reminding us that all known existing forms of energy have a down side. I think RG is incorrect that engineers have not been and will not be especially important in coming up with better innovations to address all such problems.

Humankind throughout all its history has devised ways to do something that was thought impossible for earlier generations. Probably most of us have a spark of 'engineering' vision and innovation within us and have even at times utlized that whether or not we have a formal education in one of those kinds of disciplines. Certainly everything we have accomplished started with an idea in somebody's mind and was accomplished by somebody having the courage to test the theory and/or invest in a prototype.

It is because I know this that I think it extremely small minded to think that humans cannot learn how to use its vast coal and remaining petroleum reserves or any other energy sources existing on Earth in ecologically and environmentally friendly ways even as we will inevitably devise and learn new and better ways to do everything. We certainly know only a tiny portion of all the science that there is to know and I suspect we have barely touched on all that engineers will ultimately be able to accomplish.

Meanwhile, coal, oil, and other known usable sources of energy are the fuel of freedom, prosperity, and hope for billions of people on Earth now. Let's focus our energies on that reality and do what we must to make it work to our benefit even as our dreamers and visionaries and engineers work on better things for future generations.
0 Replies
 
Foxfyre
 
  1  
Reply Sun 6 Jul, 2008 08:52 am
By the way, on the theory that this probably wouldn't generate sufficient discussion to sustain a new thread, I thought some of you might enjoy this short clip about a person who was nominated for the Nobel Peace Prize but lost to Al Gore and his environmental guru-ism:

IRENA SENDLER
0 Replies
 
ican711nm
 
  1  
Reply Sun 6 Jul, 2008 10:18 am
WISDOM

Foxfyre wrote:
Meanwhile, coal, oil, and other known usable sources of energy are the fuel of freedom, prosperity, and hope for billions of people on Earth now. Let's focus our energies on that reality and do what we must to make it work to our benefit even as our dreamers and visionaries and engineers work on better things for future generations.
0 Replies
 
Cycloptichorn
 
  1  
Reply Sun 6 Jul, 2008 11:00 am
Finn dAbuzz wrote:
Cycloptichorn wrote:
Foxfyre wrote:
How about you re-read what I just posted. It pretty well covers it.


Yeah, let us know when they get on top of catching all the uranium and sulfuric acid produced by coal smoke.

And whenever you're ready to address the fact that coal mining is environmentally destructive, go right ahead; you didn't do so in your last post.

Cycloptichorn


What is the answer then?

We can't use fossil fuels because of greenhouse gas emissions.


To me, the problems are twofold, and neither has anything at all to do with greenhouse gases: pollution and inefficiency. The thermal efficiency of fossil fuels is terrible. The amount of pollution their creation, transport, refinement, and burning creates is significant. Now, it is true that this pollution is localized; many people don't see the effects of it. But others do and it is in many cases quite toxic.

Quote:
We can't use nuclear energy because of waste concerns


Poppycock. The amount of radioactive material put out by burning coal makes nuclear waste look like a joke.

Quote:
We can't use bio-energy because it will result in global hunger.


Also ridiculous. The problem lies in the difficulties creating Cellulosic ethanol; when we get on top of that, all those useless corn stalks will be making energy for us.

In addition, there are many other forms of bio-energy, as you put it; here are some bacteria that eat wood chips and straw, and **** out diesel -

http://www.timesonline.co.uk/tol/news/environment/article4133668.ece

Quote:
We can't use wind power because it disturbs Walter Cronkite's Cape Cod views and because it poses a threat to migratory birds.


I agree that nimbys are a serious problem that needs to be addressed.

Quote:
We can't use hydro-electric power because it messes with salmon spawning patterns (not to mention birds).


Ridiculous. Salmon spawn in a relatively small amount of rivers and streams available for hydro power.

Quote:
If solar power is ever to serve as our primary source of energy we will require enormous solar energy collectors situated in pristine deserts or pristine space. The former will undoubtedly endanger a small lizard or arachnid, and the latter will eventually be accused of blocking sunlight that belongs to pristine portions of the world.


Or, say, the gigantic number of roofs which currently are doing exactly nothing. Localizing generation also cuts down on transmission costs, which can rob 1/3 to 1/2 of the energy actually generated. Build solar shingles and you don't even have to have additional panels added.

The idea that solar panels in space will block a significant amount of sunshine; well, you're just sort of reaching at this point.

Quote:
Geothermal energy -- that's the ticket! No wait, hot water from geothermal sources will contain dangerous trace elements. The water must somehow be disposed, but who wants arsenic, mercury et al in their rivers or agricultural fields?


To the best of my knowledge, there is no actual data to support this contention of yours.

Quote:
Tidal power? No, the turbines are bound to spoil the pristine view of someone important, and all sorts of aquatic life will get caught up in the turbine blades.


I'm pretty sure that tidal power doesn't use turbines. Might want to look into that.

Quote:
So unless someone discovers a perpetual motion machine, dylithium crystals or fusion power, it looks like we'll just have to stop using energy.


Or you could remove your head from your rear for a while, and take a more realistic look at the options available.

Cycloptichorn
0 Replies
 
parados
 
  1  
Reply Sun 6 Jul, 2008 11:10 am
3.6MW turbines installed in 2003 in Ireland
0 Replies
 
ican711nm
 
  1  
Reply Sun 6 Jul, 2008 02:45 pm
Quote:

http://www.able2know.org/forums/posting.php?mode=reply&t=44061&sid=a31613c9c451fbdc588081e96c3309cd

GE to supply first 3.6 MW wind turbines for Irish offshore location
18 June 2003 - GE Wind Energy and Airtricity, Ireland's largest renewable energy company, plan to develop a 25 MW wind farm in the Irish Sea to provide power for the Irish electricity grid using 3.6 MW wind turbines.

The project was announced by GE Tuesday at the European Wind Energy Conference and is to be located about 10 km off the coast of Arklow, Ireland. It will feature seven of GE Wind Energy's new, 3.6 MW wind turbines. This will be the first offshore application of this technology and the first offshore wind project with turbines above 3 MW rated capacity. The project is expected to generate enough electricity to serve approximately 16,000 Irish households.


Wow! Excellent if these wind turbines can function in the North Atlantic adequately and reliably all year round. Also, how many years will each wind turbine function in the North Atlantic.

I wonder how much each wind turbine and its installation will cost and how much the insolated electrical cables and their installation from the turbines to land will cost.
0 Replies
 
Cycloptichorn
 
  1  
Reply Sun 6 Jul, 2008 06:28 pm
Hmm, hard to see how cables could cost more then, say, transporting millions of tonnes of oil.

Cycloptichorn
0 Replies
 
parados
 
  1  
Reply Sun 6 Jul, 2008 07:00 pm
DOE annual report on wind power

It shows that wind power is comparable to wholesale electrical costs and less in some parts of the country.
0 Replies
 
hamburger
 
  1  
Reply Sun 6 Jul, 2008 07:29 pm
in july 2002 we cruised from dover through the kiel-canal and the baltic sea to st. petersburg . from there we returned to dover by way of helsinki , stockholm , copenhagen , the kattegat and the north-sea .

while we did see plenty of offshore windfarms when we approached the coast of germany and saw more in the baltic sea , the surprise came when we came out of the kattegat into the north-sea : offshore windfarms as far as the eye could see !
they were in both german and danish territory - far off shore - as much as 10 to 20 miles , is my guess (and i understand there are as many along the coast of britain and other countries along the coast of the north sea ) .
some of these farms have been operating since 1995 - so it's not anything new in those waters .

had we not seen with our own eyes the massive number of turbines spinning away rather lazily , i think we would have not believed it .

i'm sure that in those intervening six years even more windfarms have come onstream .

you have to see it to believe it !
hbg

see : DENMARK - OFFSHORE WINDFARMS

take this picture and imagine that the ship is cruising along at 17 - 20 knots for 2 - 3 hours and this is what you see : windturbines for mile after mile and not just in a single line but several lines of turbines to make up a FARM !

http://www.evworld.com/images/dkoffshore_windfarm.jpg
0 Replies
 
hamburger
 
  1  
Reply Sun 6 Jul, 2008 07:38 pm
i forgot : the next step will be to have FLOATING windfarms far offshore !
SIEMENS/STATOIL NORWAY expect to start their on-site tests in 2009 .
hbg

Quote:


http://w1.siemens.com/innovation/pool/de/Publikationen/Zeitschriften_pof/pof_fruehjahr_2008/energie_fuer_milliarden/wind/pof108_energie_wind1.jpg



for reference :
FLOATING WINDFARMS
0 Replies
 
Finn dAbuzz
 
  1  
Reply Sun 6 Jul, 2008 07:49 pm
Robert Gentel wrote:
Nuclear energy is the obvious short-term answer.


Agreed, but my question was meant to incorporate the fact of the significant power of our Eco Power Bloc.

There is a reason why we do not currently rely upon nuclear power for a major share of our energy requirements, and it is not because it is too expensive or too dangerous.

What form of energy will Eco-Activists accept?
0 Replies
 
Finn dAbuzz
 
  1  
Reply Sun 6 Jul, 2008 07:58 pm
Diest TKO wrote:
Finn dAbuzz wrote:
Diest TKO wrote:
Finn illustrates why he is not an Engineer.

T
K
O


Cute, but what is the answer?


I'll put it this way. Shortly after the Wright brothers achieved powered heavier than air flight they went on record saying that planes would never be used for the transport of goods or people; that the task of taking that on would simply be too great, too difficult, impossible. Decades later Wilbur after seeing the developments acknowledged how they were wrong.

The answer is that if we were to say that it's not possible now, it does not mean that it is impossible. Further, more can be done by trying than debating whether or not to try.

Engineers find solutions to impossible tasks, while politicians make excuses.

T
K
O


As usual, you've missed a not so subtle point.

None of these alternative energy sources are impossible or even, necessarily, impractical, and yet each and every one of them will face the resistance of a very strong ideological interest group that constitutes modern day Luddites.

It matters little if technological barriers can be overcome if more formidable political barriers remain unmoveable.
0 Replies
 
Finn dAbuzz
 
  1  
Reply Sun 6 Jul, 2008 08:15 pm
Cycloptichorn wrote:
Finn dAbuzz wrote:
Cycloptichorn wrote:
Foxfyre wrote:
How about you re-read what I just posted. It pretty well covers it.


Yeah, let us know when they get on top of catching all the uranium and sulfuric acid produced by coal smoke.

And whenever you're ready to address the fact that coal mining is environmentally destructive, go right ahead; you didn't do so in your last post.

Cycloptichorn


What is the answer then?

We can't use fossil fuels because of greenhouse gas emissions.


To me, the problems are twofold, and neither has anything at all to do with greenhouse gases: pollution and inefficiency. The thermal efficiency of fossil fuels is terrible. The amount of pollution their creation, transport, refinement, and burning creates is significant. Now, it is true that this pollution is localized; many people don't see the effects of it. But others do and it is in many cases quite toxic.

Quote:
We can't use nuclear energy because of waste concerns


Poppycock. The amount of radioactive material put out by burning coal makes nuclear waste look like a joke.

And yet we have stopped building nuclear power plants

Quote:
We can't use bio-energy because it will result in global hunger.


Also ridiculous. The problem lies in the difficulties creating Cellulosic ethanol; when we get on top of that, all those useless corn stalks will be making energy for us.

In addition, there are many other forms of bio-energy, as you put it; here are some bacteria that eat wood chips and straw, and **** out diesel -

http://www.timesonline.co.uk/tol/news/environment/article4133668.ece

And yet in the meantime eco-activists have soured on ethanol

Quote:
We can't use wind power because it disturbs Walter Cronkite's Cape Cod views and because it poses a threat to migratory birds.


I agree that nimbys are a serious problem that needs to be addressed.

Goody for you

Quote:
We can't use hydro-electric power because it messes with salmon spawning patterns (not to mention birds).


Ridiculous. Salmon spawn in a relatively small amount of rivers and streams available for hydro power.

And yet eco-activists cite it has a reason not to expand this source of energy.

Quote:
If solar power is ever to serve as our primary source of energy we will require enormous solar energy collectors situated in pristine deserts or pristine space. The former will undoubtedly endanger a small lizard or arachnid, and the latter will eventually be accused of blocking sunlight that belongs to pristine portions of the world.


Or, say, the gigantic number of roofs which currently are doing exactly nothing. Localizing generation also cuts down on transmission costs, which can rob 1/3 to 1/2 of the energy actually generated. Build solar shingles and you don't even have to have additional panels added.

The idea that solar panels in space will block a significant amount of sunshine; well, you're just sort of reaching at this point.

No doubt, but you don't seem to have a problem with elsewhere overreaching of eco-activists.

Quote:
Geothermal energy -- that's the ticket! No wait, hot water from geothermal sources will contain dangerous trace elements. The water must somehow be disposed, but who wants arsenic, mercury et al in their rivers or agricultural fields?


To the best of my knowledge, there is no actual data to support this contention of yours.

And yet eco-activists argue this contention.

Quote:
Tidal power? No, the turbines are bound to spoil the pristine view of someone important, and all sorts of aquatic life will get caught up in the turbine blades.


I'm pretty sure that tidal power doesn't use turbines. Might want to look into that.

No you might want to because I am sure you are dead wrong on this score.

Quote:
So unless someone discovers a perpetual motion machine, dylithium crystals or fusion power, it looks like we'll just have to stop using energy.


Or you could remove your head from your rear for a while, and take a more realistic look at the options available.

Apparently there is a filter that blocks sarcasm from the rectal cavity in which your head resides, and young Diest is a neighbor of your head.

Cycloptichorn
0 Replies
 
 

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