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THE Nuclear Power Thread pt 5 (merged)

Discussions of conventional and alternative energy production technologies.

Re: Nuclear Power = Human & Environmental Disaster

Unread postby Cog » Thu 24 Nov 2011, 09:14:42

The nuclear generation of electrical power is far safer than that produced by oil, gas, coal, and even hydroelectric. We don't need less nuclear power plants, we need a lot more.
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby meemoe_uk » Thu 24 Nov 2011, 11:43:52

Stephen Hicks gives an introduction to thorium power lecture.
He even sweetens it a bit for the AGW religion.
In February this year there was a big mass media push to say china was planning a huge thorium power national plan.
I'm pro thorium. I hope we get more reactors.
Nuclear power = awesome prosperity for mankind
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby dohboi » Sat 26 Nov 2011, 21:52:23

Thanks, everyone, for continually bumping this thread while I was away. It is important that the crucial message that is the title of the thread remain up near the top of this forum so everyone coming here sees it right away. Gratefully your--Dohboi.
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Germany: Year 1 after the partial nuclear shutdown

Unread postby cephalotus » Wed 21 Dec 2011, 04:43:00

So far the lights didn't went out, but:

- Primary energy consumption in Germany is lowest since reunification
- CO2 emissions -3% from 2010 (mostly because of warm weather, if you take this into calculation it would be up by +1% compared to 2010)

compared to 2010:

- 3,0% less oil consumption (lowest since reunification, the time when people drove Trabbi in East Germany, if they could get a car at all and used lignite for heating)
- 10,2% less natural gas consumption
- 0,7% hard coal
- 22,9% nuclear energy
+ 3,7% lignite
+22% wind energy (2010 had lousy wind)
+ 67% photovoltaic (there is now more electricity from photovoltaic than from water power)
- 8% biofuels

Germany was still a netto exporter of electricity at 5 TWh in 2011

source:
http://ag-energiebilanzen.de/componente ... cation/pdf

(In German, but there are a few graphs)

btw, GDP has grown at around +3% in 2011

Information should be available also in English in the coming weeks:
http://ag-energiebilanzen.de/viewpage.php?idpage=186
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Re: Germany: Year 1 after the partial nuclear shutdown

Unread postby Shaved Monkey » Wed 21 Dec 2011, 23:35:05

Looks like good news
are the prices going up or down?
are German Power companies nationalised or private?
Ready to turn Zombies into WWOOFers
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Re: Germany: Year 1 after the partial nuclear shutdown

Unread postby cephalotus » Thu 22 Dec 2011, 04:16:26

Shaved Monkey wrote: are the prices going up or down?


prices are increasing significantly. Not especially from 2010 to 2011, but year by year. For renewable electricity German housholds and small companies have to pay an additional 3,6 €ct/kWh (incl 19% VAT this is an additional 4,3 €ct/kWh) in 2012. Big industries only pay 0,05 €ct/kWh for renewables.

My electricity provider (100% renewables, mostly wind + water) charges me 8 €/month and 23,5 €ct/kWh. I do not use much electricity, so in the future 30 €ct/kWh or 40 €ct/kWh would be ok for me.

are German Power companies nationalised or private?


The large ones are private. Also the power grid operators are privat but companies are limited to ~ +9% annual interest rate for the power grid.
There is a small but increasing amount of public services that produce and provide electricity mostly in larger cities, those are often owned by municipalities.
The producers of renewable energy (biomass, wind, photovoltaic) are mostly private owned, there are more than 700.000 grid connected photovoltaic systems, many of them rather small (< 30kW) owned by households or farmers.
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby dohboi » Sun 25 Dec 2011, 07:52:26

http://mdn.mainichi.jp/mdnnews/news/20111216p2a00m0na002000c.html

Conditions at the Fukushima No. 1 nuclear plant are far worse than its operator or the government has admitted, according to freelance journalist Tomohiko Suzuki, who spent more than a month working undercover at the power station.

"Absolutely no progress is being made" towards the final resolution of the crisis, Suzuki told reporters at a Foreign Correspondents' Club of Japan news conference on Dec. 15. Suzuki, 55, worked for a Toshiba Corp. subsidiary as a general laborer there from July 13 to Aug. 22, documenting sloppy repair work, companies including plant operator Tokyo Electric Power Co. (TEPCO) playing fast and loose with their workers' radiation doses, and a marked concern for appearances over the safety of employees or the public.
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10,000 Jobs to Be Cut on Three Meltdown Island

Unread postby babystrangeloop » Thu 26 Jan 2012, 09:39:57

Isn't that a nifty name for Japan, "Three Meltdown Island", a play on "Three Mile Island"?

NEC to Cut 10,000 Jobs on Forecast of Third Loss in 4 Years
By Kazuyo Sawa and Cheng Herng Shinn / Bloomberg / January 26, 2012


... “The job cuts announced today are bigger than expected,” said Yuichi Ishida, an analyst at Mizuho Investors Securities Co. in Tokyo. ...

Of course the article doesn't even mention the three nuclear meltdowns because you are not supposed to think about or remember them. Plus they are good for the economy because they stimulate stimulus and stimulus is always good for the economy.

Reports: Japan’s TEPCO to Receive Massive State Bailout
Voice of America / January 26, 2012


News reports say the Japanese government is prepared to bailout the owner of the crippled Fukushima nuclear plant for $13 billion. ...

The $13 billion will be well spent on golden parachutes and other essential items while the remaining reactors continue to deteriorate into additional meltdowns.
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby dohboi » Mon 06 Feb 2012, 10:13:11

http://www.desdemonadespair.net/2012/02/bird-numbers-plummet-around-stricken.html

Bird numbers plummet around stricken Fukushima plant

Researchers working around Japan's disabled Fukushima Daiichi nuclear plant say bird populations there have begun to dwindle, in what may be a chilling harbinger of the impact of radioactive fallout on local life.

In the first major study of the impact of the world's worst nuclear crisis in 25 years, the researchers, from Japan, the US and Denmark, said their analysis of 14 species of bird common to Fukushima and Chernobyl, the Ukrainian city which suffered a similar nuclear meltdown, showed the effect on abundance is worse in the Japanese disaster zone.

The study, published next week in the journal Environmental Pollution, suggests that its findings demonstrate "an immediate negative consequence of radiation for birds during the main breeding season [of] March [to] July".


Meanwhile:

http://ajw.asahi.com/article/0311disaster/fukushima/AJ201202060050

Temperature rises sharply at Fukushima reactor


Tokyo Electric Power Co. reported a spike in temperature in the No. 2 reactor at the crippled Fukushima No. 1 nuclear power plant on Feb. 5, forcing it to increase the volume of cooling water there as a precautionary step.

TEPCO said cooling water may not have reached part of the fuel in the reactor’s pressure vessel while it switched to different piping for injecting water and changed the volume of water.

According to TEPCO, a thermometer at the bottom of the pressure vessel measured 71.7 degrees as of 4 p.m. Feb. 5, up from 52 degrees on Feb. 1.

However, readings at two other thermometers installed at the same height in the reactor have remained stable at around 45 degrees.

Radiation levels have shown no changes within the Fukushima No. 1 plant.

The amount of cooling water was increased by 1 ton per hour to 9.6 tons, and the temperature fell to 69.4 degrees as of 5 p.m


http://fukushima-diary.com/2012/02/tepco-is-going-to-inject-boric-acid/

Tepco is going to inject boric acid

On the press conference of 2/6/2012 PM, Tepco announced they are going to add 960 Kg of boric acid tonight in JST.

They increased the amount of water to inject to reactor 2, but it’s still 70.6℃ at 5:00AM on 2/6/2012.

Tepco has started analyzing the gas to publish the data on 2/7/2012.

For the brief report, the amount of Xe135 is ND, (≦ 1Bq/cm3) which denies the possibility of recriticality.

However, they are going to inject 960 kg of boric acid and increase the amount of water by 3 tones.

The reason why they need to add boric acid is not explained.


Wouldn't the only reason for doing this be to avoid re-criticality?
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby dohboi » Mon 06 Feb 2012, 14:54:54

http://www.bna.bh/portal/en/news/492633


Japan to Measure Radiation Levels in No-Fly Zone around Fukushima Plant

Japan''s government will measure radiation levels around the troubled Fukushima Daiichi nuclear plant as a step toward revising the no-fly zone over the site. No aircraft has been allowed to fly within a 20-kilometer radius of the plant since the nuclear accident, according to Japan''s (NHK WORLD) website.
Japanese government says it will revise the no-fly zone as it confirmed in December that the nuclear reactors have now reached a state of cold shutdown.

Starting Monday and continuing for several days, helicopters flying at an altitude of about 300 meters will collect air samples around the plant to measure radiation levels.
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France: Nuclear Electricity @ Black Out!

Unread postby M_B_S » Thu 09 Feb 2012, 04:18:35

France nuclear electricty situation is very critical!


Price for MWh @ EEX explodes to 600€ / Mwh

http://www.eex.com/en/Market%20Data/Tra ... %20Auction

A MEGA BLACK OUT is possible!

Nuclear energy is not a save haven it is a nightmare.

Acute worldwide uranium shortage after 2013 will follow. Thats the real reason why Germany switches to renewable energy.

M_B_S

http://news.yahoo.com/uk-briefly-france ... 56674.html

"The worst case scenario would be if the German network encounters problems, but this is unlikely as Germans mainly use gas for heating," Besson added.

France, the world's most reliant country on nuclear energy, is forecast to import around 6,500 MW on Monday evening, after subtracting exports to Switzerland, including 2,000 MW drawn from Britain and 1,800 MW from Germany.
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Re: France: Nuclear Electricity @ Black Out!

Unread postby davep » Thu 09 Feb 2012, 07:08:51

M_B_S wrote:France nuclear electricty situation is very critical!


Price for MWh @ EEX explodes to 600€ / Mwh

http://www.eex.com/en/Market%20Data/Tra ... %20Auction

A MEGA BLACK OUT is possible!

Nuclear energy is not a save haven it is a nightmare.

Acute worldwide uranium shortage after 2013 will follow. Thats the real reason why Germany switches to renewable energy.

M_B_S

http://news.yahoo.com/uk-briefly-france ... 56674.html

"The worst case scenario would be if the German network encounters problems, but this is unlikely as Germans mainly use gas for heating," Besson added.

France, the world's most reliant country on nuclear energy, is forecast to import around 6,500 MW on Monday evening, after subtracting exports to Switzerland, including 2,000 MW drawn from Britain and 1,800 MW from Germany.


The reason why France is importing a lot of electricity is (a) because it's exceptionally cold and (b) because the nuclear industry creates the base load. It isn't designed to deal with spikes in demand.

I'm not sure where you got the 2013 uranium shortage thing from.
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Re: France: Nuclear Electricity @ Black Out!

Unread postby cephalotus » Thu 09 Feb 2012, 07:33:52

To me it is amazing that electric heating seem to be not controlably by the utitilties in France.

In Germany you can switch off heat pumps for 2 hours a day. (you have a slight cost advantage for this)

So instead of a blackout I would suggest to switch off the heating. Better to have 2°C less in your home than no electricity at all.
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Re: France: Nuclear Electricity @ Black Out!

Unread postby M_B_S » Thu 09 Feb 2012, 08:40:27

Why uranium shortage 2013? Look @ my biggest thread here! :)

But I am not allone with my opinion:

http://thewatchers.adorraeli.com/2012/0 ... h-by-2016/

".The world produced 53,5 million kilograms of uranium in 2010 but consumed 86.1 million kilograms. Thomas Drolet, the president of Drolet & Associates Energy Services, predicted that a uranium shortage will hit the world by 2016 according to Mineweb.com.

Mineweb says the supply crunch is widely expected to begin by next year

A nuclear expert gave uranium supply three more years – at most – before it seriously falls behind demand from the nuclear power industry. The present scenario suggests that a period of shortfall will still play out and those replacements including new reserves and other technologies will be hard put to come on-line fast enough. An expected surge in demand for uranium to fuel new reactors may go unfilled if new supply does not soon come on stream, meaning a setback for China, the United States and other countries that are increasingly relying on nuclear energy to power their economies."
:roll:
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Re: France: Nuclear Electricity @ Black Out!

Unread postby no_wuckin_ferries_mate » Thu 09 Feb 2012, 21:28:48

cephalotus wrote:To me it is amazing that electric heating seem to be not controlably by the utitilties in France.

In Germany you can switch off heat pumps for 2 hours a day. (you have a slight cost advantage for this)

So instead of a blackout I would suggest to switch off the heating. Better to have 2°C less in your home than no electricity at all.


Better to be freezing at home than to have a widespread blackout that would cause a meltdown of all 75 nuclear power plants in France. Dann wirds auch bei euch ungemeutlich.
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Re: France: Nuclear Electricity @ Black Out!

Unread postby M_B_S » Fri 10 Feb 2012, 05:08:01

Yesterday electricity for france @ EEX stock exchange was trade at 2000 € / MWh
http://www.eex.com/de/Marktdaten/Handel ... RANCE/-/1d
Poor that i could not sell my electricity made with my own micro cogeneration unit @ EEX

3 kwe * 24h * 2€/kwhe = 120€ per day earnig.

Thats the reason why every old fossile power block in Europe is allowed to go online!

France needs every kilowatt it can buy whatever it costs because there nuclear powerplants could not match demand for home heating. ( 80% )

Its a sunny and cold day here in Germany 10000 MW solarpower is online @ primetime

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Re: France: Nuclear Electricity @ Black Out!

Unread postby PrestonSturges » Sun 12 Feb 2012, 18:30:57

There are large high quality uranium deposits in central Virginia, but the local Republican fox and hound set with their $100,000 an acre horse ranches would rather see drilling off Florida's beaches.
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Re: France: Nuclear Electricity @ Black Out!

Unread postby Serial_Worrier » Sun 12 Feb 2012, 21:17:08

PrestonSturges wrote:There are large high quality uranium deposits in central Virginia, but the local Republican fox and hound set with their $100,000 an acre horse ranches would rather see drilling off Florida's beaches.


You do realize that the age of aristocracy ended in 1918?
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Re: France: Nuclear Electricity @ Black Out!

Unread postby jbrovont » Sun 12 Feb 2012, 21:38:53

... you can't be serious.

Serial_Worrier wrote:
PrestonSturges wrote:There are large high quality uranium deposits in central Virginia, but the local Republican fox and hound set with their $100,000 an acre horse ranches would rather see drilling off Florida's beaches.


You do realize that the age of aristocracy ended in 1918?
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby dohboi » Mon 13 Feb 2012, 17:51:13

http://www.bloomberg.com/news/2012-02-13/tepco-says-fukushima-reactor-temperature-breaches-safety-limit.html

Tepco Says Fukushima Reactor Temperature Breaches Safety Limit

Tokyo Electric Power Co. (9501) said the temperature in one of the damaged reactors at its Fukushima nuclear station rose to levels above safety limits even as it injected increased amounts of cooling water.

One of three thermometers indicated the temperature at the bottom of the No. 2 reactor pressure vessel rose to 93.7 degrees Celsius (200.7 Fahrenheit) today, higher than the 80 degrees limit, Ai Tanaka, a spokeswoman for the utility known as Tepco, said by phone today.
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