j****y
发帖数: 1714 | 1 The following article says,
" there was no government plan adequate to respond to a disaster at the
Indian Point nuclear reactor, just 80 km from New York City. "
http://search.japantimes.co.jp/cgi-bin/fl20040523x2.html
Sunday, May 23, 2004
Japan's deadly game of nuclear roulette
By LEUREN MORET
Special to The Japan Times
Of all the places in all the world where no one in their right mind
would build scores of nuclear power plants, Japan would be pretty near
the top of the list.
An aerial view o... 阅读全帖 |
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m******o
发帖数: 542 | 2 The UN nuclear agency said it had seen releases of steam and water
indicating that North Korea may be seeking to restart a reactor that experts
say would be capable of making plutonium for atomic bombs.
North Korea announced in April that it would revive its aged research
reactor at the Yongbyon nuclear complex but said it was seeking a deterrent
capacity.
Yukiya Amano, director general of the International Atomic Energy Agency,
said on Thursday the Vienna-based IAEA continued to monitor develop... 阅读全帖 |
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E*V
发帖数: 17544 | 3 The UN nuclear agency said it had seen releases of steam and water
indicating that North Korea may be seeking to restart a reactor that experts
say would be capable of making plutonium for atomic bombs.
North Korea announced in April that it would revive its aged research
reactor at the Yongbyon nuclear complex but said it was seeking a deterrent
capacity.
Yukiya Amano, director general of the International Atomic Energy Agency,
said on Thursday the Vienna-based IAEA continued to monitor develop... 阅读全帖 |
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c*****n
发帖数: 601 | 4 二号堆放射强度是正常的一千万倍，根据凤凰网，强度为1媳妇，可以直接杀人了。明白为啥前两天说测试仪器有故障，想来是数值太高不敢报。
http://www3.nhk.or.jp/daily/english/27_12.html
Tokyo Electric Power Company says it has detected radioactive materials 10-
million-times normal levels in water at the No.2 reactor complex of the
Fukushima Daiichi nuclear plant.
The plant operator, known as TEPCO, says it measured 2.9-billion becquerels
of radiation per one cubic centimeter of water from the basement of the
turbine building attached to the Number 2 reactor.
The leve... 阅读全帖 |
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g**1
发帖数: 10330 | 5 Japan's TEPCO preparing to release radiation from second reactor
(Reuters) - Tokyo Electric Power Co (9501.T) has begun preparation to
release radioactive steam from a second reactor at its quake-struck
Fukushima Daiichi nuclear power facility, a spokesman said on Sunday.
The TEPCO spokesman said preparation work for the release began at 7:30
a.m. (5:30 p.m. EST).
An official from Japan's nuclear safety watchdog said earlier on Sunday
that it had received a report from Japan's largest power prod... 阅读全帖 |
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b*****l
发帖数: 298 | 6 http://www.chem.uci.edu/~gemiller/reactor.html
这个东西跟那个电厂啥的不是一个级别的吧.
有看得懂的同学画个可能需要的疏散范围吧
The reactor is a 250 kilowatt steady-state power Mark I TRIGA reactor built
by General Atomics. Pulsing is possible to about 1000 megawatts if needed.
TRIGA reactors are water and zirconium hydride moderated to be especially
safe for training and research purposes. Fuel is uranium enriched to 20% in
U-235. The reactor first became critical in November 1969. The facility
specializes in neutron activation analy... 阅读全帖 |
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s*****t
发帖数: 1994 | 7 Oklo: Ancient African Nuclear Reactors
Credit & Copyright: Robert D. Loss, WAISRC
Explanation: The remnants of nuclear reactors nearly two billion years old were found in the
1970s in Africa. These reactors are thought to have occurred naturally. No natural reactors
exist today, as the relative density of fissile uranium has now decayed below that needed for a
sustainable reaction. Pictured above is Fossil Reactor 15, located in Oklo, Gabon. Uranium
oxide remains are visible as t |
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s*****t
发帖数: 1994 | 8 Oklo: Ancient African Nuclear Reactors
Credit & Copyright: Robert D. Loss, WAISRC
Explanation: The remnants of nuclear reactors nearly two billion years old were found in the
1970s in Africa. These reactors are thought to have occurred naturally. No natural reactors
exist today, as the relative density of fissile uranium has now decayed below that needed for a
sustainable reaction. Pictured above is Fossil Reactor 15, located in Oklo, Gabon. Uranium
oxide remains are visible as t |
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m********5
发帖数: 17667 | 9 http://www.youtube.com/watch?v=aHnQWPjS7aE
At the recent Google “Solve for X” conference on February 7, Lockheed
Martin's long-term R&D department (“Skunk Works”) announced they are
working on a compact fusion reactor. With what seems a 4th generation
prototype called "T4", the aerospace giant says to have developed a high
beta configuration, which allows a compact reactor design and faster
development timeline.
Lockheed Martin and its infamous "Skunk Works" top-secret technology
development gro... 阅读全帖 |
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g**1
发帖数: 10330 | 10 Japan No 2 core melted through reactor vessel: Rep. Markey
WASHINGTON | Wed Apr 6, 2011 3:41pm BST
(Reuters) - The core at Japan's Fukushima nuclear reactor has melted
through the reactor pressure vessel, Democratic Congressman Edward Markey
told a hearing on the nuclear disaster on Wednesday.
"I have been informed by the Nuclear Regulatory Commission that the core
of Unit Two has gotten so hot that part of it has probably melted through
the reactor pressure vessel," said Markey, a prominent nuc... 阅读全帖 |
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w*p
发帖数: 16484 | 11 New tests show almost all of the fuel inside one of the Fukushima plant's
reactors has melted, its operator said Thursday, the latest step in the
clean up after Japan's worst ever nuclear crisis.
Tokyo Electric Power Co. said the technology, which uses elementary
particles called "muon" to create x-ray style images, gave the most concrete
evidence yet the fuel had dropped to the bottom of the first reactor.
The data, though largely expected, should help TEPCO as it continues its
effort to decomm... 阅读全帖 |
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e****e
发帖数: 418 | 12 TOKYO, March 16, Kyodo
An estimated 70 percent of the nuclear fuel rods have been damaged at the
troubled No. 1 reactor of the Fukushima No.1 nuclear power plant and 33
percent at the No. 2 reactor, Tokyo Electric Power Co. said Wednesday.
The reactors' cores are believed to have partially melted with their cooling
functions lost after Friday's magnitude 9.0 earthquake rocked Fukushima
Prefecture and other areas in northeastern and eastern Japan.
专家点评一下situation. |
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c*****w
发帖数: 30 | 13 http://english.kyodonews.jp/news/
The radiation level rose at the troubled Fukushima No. 1 nuclear plant
Thursday evening after the Self-Defense Forces' fire trucks began shooting
high-pressure streams of water at its crisis-hit No. 3 reactor, Tokyo
Electric Power Co. said.
The level around the plant's administration building rose to 4,000
microsievert per hour from 3,700 after the trucks joined an unprecedented
attempt to cool down the reactor's apparently overheating fuel pool, after
SDF helic... 阅读全帖 |
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s**********p
发帖数: 17 | 14 China Completes Construction of New Type of Nuclear Reactor in Beijing
China's first high-temperature, gas-cooled nuclear reactor was ignited in
Beijing Thursday, December 21, 2000, showing that the country has made vital
progress towards easing the energy shortage in the next century and
maintaining nuclear safety.
The reactor is the first of its kind to be built in a capitalin the world. It
signifies that China has entered a new stage in peacefully using nuclear
technology, according to Zhu Li |
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G***G
发帖数: 16778 | 15 two days ago, when the first blast happened on
reactor no.1. People explained that it was because of
power outrage and generator broken by tsunami.
did people ship a new generator to there? no reports about it.
did people fix the power outrage? no reports about it.
but shipping a generator or fixing the power outrage
should be a easy task.
now the third blast happened.
people began to ask ,' when the first blast happened,
it was really caused only by power shortage or broken generator?
most poss... 阅读全帖 |
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b********n
发帖数: 38600 | 16 http://www.wsj.com/articles/china-moves-to-keep-nuclear-work-lo
BEIJING—When a unit of North Carolina’s Curtiss-Wright Corp. won a roughly
$300 million deal in 2007 to supply components for new reactors in China,
industry officials trumpeted China’s nuclear boom as good for U.S. business.
Today, Chinese companies are competing for that business—and foreign
companies risk getting left out. Meanwhile, Curtiss-Wright’s contract is
caught up in a legal dispute, while Chinese authorities blame the co... 阅读全帖 |
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w****l
发帖数: 269 | 17 These are all text books required by courses:
Linear Algebra and its applications (4th edition), price $70
Introductory Nuclear Reactor Statics, price $60
Introductory Nuclear Reactor Dynamics, price $60
condition: almost new
contact: 765-491-7284 or w*******[email protected] |
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y*****1
发帖数: 316 | 18 小日本真XX的,早干嘛去了.
要死还拉着别人一起死.现在搞的辐射都到加州了.
还好这风是往太平洋上刮的,要是往中国刮,中国人民可要倒血霉了.
Officials admit they may have to bury reactors under concrete - as happened
at Chernobyl
Government says it was overwhelmed by the scale of twin disasters
Japanese upgrade accident from level four to five - the same as Three Mile
Island
We will rebuild from scratch says Japanese prime minister
Particles spewed from wrecked Fukushima power station arrive in California
Military trucks tackle reactors with tons of water for seco... 阅读全帖 |
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y*w
发帖数: 125 | 19 http://www.npr.org/2011/03/25/134844090/japan-reactor-nuclear-c
A suspected breach in the reactor core at one unit of a stricken Fukushima
nuclear plant could mean more serious radioactive contamination, Japanese
officials said Friday, revealing what may prove a major setback in the
mission to bring the leaking plant under control.
... ...
Previous radioactive emissions have come from intentional efforts to vent
small amounts of steam through valves to prevent the core from bursting.
However, re... 阅读全帖 |
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l*******g
发帖数: 82 | 20 Reactor, as the name suggests, is heavily influenced by the well-known
Reactor design pattern.
这是一个platform吧？ |
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M4
发帖数: 391 | 21 A meltdown is a catastrophic failure of the reactor core, with a potential
for widespread radiation release. |
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l**n
发帖数: 2405 | 22 Assuming water cooling works, how long does the reactor
fully cool down to the condition where no more water cooling
is necessary?
Does this cool down process take weeks? months? or years?
It is unbelievable if the cool down process would take months... |
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h****u
发帖数: 788 | 24 Quote from CNN live blog: A white cloud of smoke or steam rising above Japan
's Fukushima Daiichi nuclear plant may have been caused by a breach in the
containment vessel in reactor No. 3, government officials said. |
|
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G***G
发帖数: 16778 | 26 just see the diagram of nuclear reactor.
I have several questions.
fuel rods are above the core.
control rods are under the core.
all fule rods, control rods, and core are
within a sealed containment.
how to push the fuel rods down to produce energy?
how to push the cotnrol rods up to stop the reaction? |
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U********n
发帖数: 1010 | 27 Have all the reactor exploded or caught on fire?
中新社东京3月15日电 继日本福岛第一核电站1号、3号机组发生爆炸事故之后，其2号
机组又于15日早晨传出爆炸声。负责核电站运营的东京电力开始撤离部分工作人员。
据悉，海水注入工作仍在继续，反应堆未见大变化。
福岛第一核电站的1号机组和3号机组受11日强震影响均丧失冷却功能，反应堆堆芯燃料
部分熔毁，并先后发生氢气爆炸。
日本福岛核电站4号机组起火
http://www.sina.com.cn 2011年03月15日10:22 央视
日本福岛核电站4号机组刚刚起火，附近核辐射水平升高；官方称今晨2号机组爆炸
可能造成核泄漏，要求附近30公里内居民待在家中。 |
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p*****2
发帖数: 21240 | 32
Google了一下，不少Clojure project用Reactor，没看见用Vert.x的。 |
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p*****2
发帖数: 21240 | 33 按说reactor才是vmware的亲儿子，又贴着spring的标签，上边就是groovy和grails，
当然也可以多语言了。前景貌似比vert.x更强势呀。 |
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l**a
发帖数: 6415 | 36 删掉一些了。
链接如下
plainenglishnuclear.blogspot.com
.......
1. I live on the West Coast. Am I in danger?
No. Absolutely not.
You won’t even notice except that everyone will keep talking about it for
ages, and it’ll take us even longer to get off coal and oil and natural gas
because people will be afraid of nuclear power again. Go outside, get some
sunshine (or rain, depending), be grateful for the fact that your city isn
’t completely destroyed in an earthquake or a tsunami, hug your loved ones... 阅读全帖 |
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p**********d
发帖数: 7918 | 37 【 以下文字转载自 Military 讨论区 】
发信人: powerforward (今天你敏感詞了沒有), 信区: Military
标 题: 紐約時報：GE設計的冷卻系統有缺陷
发信站: BBS 未名空间站 (Tue Mar 15 14:15:39 2011, 美东)
Reactor Design in Japan Has Long Been Questioned
By TOM ZELLER Jr.
Published: March 15, 2011
The warnings were stark and issued repeatedly as far back as 1972: If the
cooling systems ever failed at a Mark 1 nuclear reactor, the primary
containment vessel surrounding the reactor would probably burst as the fuel
rods inside overheated. Dangerous radiation would... 阅读全帖 |
|
p**********d
发帖数: 7918 | 38 Reactor Design in Japan Has Long Been Questioned
By TOM ZELLER Jr.
Published: March 15, 2011
The warnings were stark and issued repeatedly as far back as 1972: If the
cooling systems ever failed at a Mark 1 nuclear reactor, the primary
containment vessel surrounding the reactor would probably burst as the fuel
rods inside overheated. Dangerous radiation would spew into the environment.
Now, with one Mark 1 containment vessel damaged at the embattled Fukushima
Daiichi nuclear plant and other vess... 阅读全帖 |
|
w*********g
发帖数: 30882 | 39 平井宪夫揭示日本核电业惊天内幕——素人造核电，豆腐渣工程
作者：蜀中行 更新时间：2011-3-16
设施配管1级技士平井宪夫(1997年1月因癌症逝世)生前的最后吶喊。
/来自中华网社区 club.china.com/
/来自中华网社区 club.china.com/
关于平井宪夫：
1997年1月逝世。设施配管1级技士，核电事故调查国民会议顾问，核电劳工救济中
心代表，北陆电力志贺核电厂停止诉讼原告特别辅佐人，东北电力女川核电停止诉讼原
告特别辅佐人，福岛二号核电厂三号机运转停止诉讼原告证人。「核电劳工救济中心代
表」在他仙逝后，因后继无人关闭
"我不是反核运动家。这20年来，我一直在核电厂工作。社会上有听不完的拥核反
核理论，但我只想在这里告诉大家：「所谓的核电厂是这样一回事。」大部份的人都不
知道核电内部的实际情形。希望大家有耐心把这篇文章读完。所谓核电，跟各位所想的
或许有点出入。在那里，每天都有遭受放射线污染的工人，以及严重的岐视产生。
我的专长，是负责大型化学工场的内部配管施工与维修。快30岁时，日本掀起了一
阵核电建设的... 阅读全帖 |
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u***r
发帖数: 4825 | 40 http://online.wsj.com/article/SB1000142405274870447190457622801
* MARCH 28, 2011, 4:56 P.M. ET
By MITSURU OBE
TOKYO—Workers at Japan's damaged Fukushima Daiichi nuclear plant faced a
new threat Monday as they battled to keep toxic water from spilling into the
ocean, as the water's radiation levels offered the strongest sign yet that
the core of one reactor may have partially melted.
Also late Monday, plant operator Tokyo Electric Power Co. said that small
quantities of plutonium were detecte... 阅读全帖 |
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p**********d
发帖数: 7918 | 41 【 以下文字转载自 Military 讨论区 】
发信人: powerforward (今天你敏感詞了沒有), 信区: Military
标 题: 紐約時報：GE設計的冷卻系統有缺陷
发信站: BBS 未名空间站 (Tue Mar 15 14:15:39 2011, 美东)
Reactor Design in Japan Has Long Been Questioned
By TOM ZELLER Jr.
Published: March 15, 2011
The warnings were stark and issued repeatedly as far back as 1972: If the
cooling systems ever failed at a Mark 1 nuclear reactor, the primary
containment vessel surrounding the reactor would probably burst as the fuel
rods inside overheated. Dangerous radiation would... 阅读全帖 |
|
b**********n
发帖数: 2812 | 42 With Quest to Cool Fuel Rods Stumbling, U.S. Sees ‘Weeks’ of Struggle
By NORIMITSU ONISHI, DAVID E. SANGER and MATTHEW L. WALD
TOKYO — Amid widening alarm in the United States and elsewhere about Japan
’s nuclear crisis, military fire trucks began spraying cooling water on
spent fuel rods at the country’s stricken nuclear power station late
Thursday after earlier efforts to cool the rods failed, Japanese officials
said.
The United States’ top nuclear official followed up his bleak appraisal of
t... 阅读全帖 |
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z*n
发帖数: 2893 | 43 爆的不是反应堆(reactor chamber), 是外面的建筑(reactor housing).
现在就是如何把放射性气体放出来的问题, 换中国政府估计是小菜一碟, 也就是在日本
全世界都看着.
科普一下发生了什么事情, 自己去读文章.
The cooling challenge
On Friday, when the magnitude-9.0 earthquake rocked Japan, all of the
reactors now in trouble automatically shut down. All are boiling water
models. Normally, they generate steam to make electricity, which then cools
and returns to the reactor chamber as water, ready to be boiled once more.
Control rods that turn off the atomic reaction between the fuel r... 阅读全帖 |
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v**********m
发帖数: 5516 | 44 Nuclear Power Has a Bright Future: Amir Adnani
The Energy Report | Jun. 5, 2012, 4:00 AM | 0 |
inShare
A A A
The Energy Report
URL
The Energy Report is a free newsletter featuring investment coverage on
fossil, renewable and alternative energies
Recent Posts
Biggest Value for Agricultural Investors Revealed: Steve Hansen
Biggest Value for Agricultural Investors Revealed: Steve Hansen
Canadian Oil Explorers Pump Profits Abroad: Frederick Kozak
RSS Feed
The Energy... 阅读全帖 |
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b**********n
发帖数: 2812 | 45 Last Defense at Troubled Reactors: 50 Japanese Workers
By KEITH BRADSHER and HIROKO TABUCHI
A small crew of technicians, braving radiation and fire, became the only
people remaining at the Fukushima Daiichi Nuclear Power Station on Tuesday
— and perhaps Japan’s last chance of preventing a broader nuclear
catastrophe.
They crawl through labyrinths of equipment in utter darkness pierced only by
their flashlights, listening for periodic explosions as hydrogen gas
escaping from crippled reactors ign... 阅读全帖 |
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l**m
发帖数: 5113 | 46 对这种有牺牲精神的人我表示敬意
Last Defense at Troubled Reactors: 50 Japanese Workers
By KEITH BRADSHER and HIROKO TABUCHI
A small crew of technicians, braving radiation and fire, became the only
people remaining at the Fukushima Daiichi Nuclear Power Station on Tuesday
— and perhaps Japan’s last chance of preventing a broader nuclear
catastrophe.
They crawl through labyrinths of equipment in utter darkness pierced only by
their flashlights, listening for periodic explosions as hydrogen gas
escaping from crip... 阅读全帖 |
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w**********l
发帖数: 8501 | 47 【 以下文字转载自 Military 讨论区 】
发信人: babywhenugon (若林), 信区: Military
标 题: 纽约时报：50名核电站工人是日本最后的希望
发信站: BBS 未名空间站 (Tue Mar 15 22:12:55 2011, 美东)
Last Defense at Troubled Reactors: 50 Japanese Workers
By KEITH BRADSHER and HIROKO TABUCHI
A small crew of technicians, braving radiation and fire, became the only
people remaining at the Fukushima Daiichi Nuclear Power Station on Tuesday
— and perhaps Japan’s last chance of preventing a broader nuclear
catastrophe.
They crawl through labyrinths of equipment in... 阅读全帖 |
|
p******u
发帖数: 14642 | 48 看这洋鬼子多悲愤，好像我鳖又偷了他家的鸡还啥的
http://nucleargreen.blogspot.com/2011/01/have-chinese-been-read
Have the Chinese Been Reading Energy from Thorium or Nuclear Green?
Last week the Chinese Academy of Science announced that it planned to
finance the development of a Chinese Thorium Breeding Molten Salt Reactor (
TMSR) or as it is called in the United States, the Liquid Fluoride Thorium
Reactor (LFTR). The announcement came in a news report from Weihui.news365.
com.cn. The announcement was relayed to Western... 阅读全帖 |
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J********i
发帖数: 50662 | 49 【 以下文字转载自 bagua 讨论区 】
发信人: JianlianYi (Air Yi), 信区: bagua
标 题: Japan's nuclear crisis: A timeline of key events(zz)
发信站: BBS 未名空间站 (Tue Mar 15 15:09:22 2011, 美东)
Friday's 9.0 earthquake triggered a 30-foot tsunami that damaged several
nuclear reactors in northeastern Japan, causing the country's worst crisis
since World War II.
Day 1 – Friday, March 11
* At 2:47 p.m. local time, Japan is struck by the largest recorded
earthquake in its history off the coast of the northeastern city of Senda... 阅读全帖 |
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h****r
发帖数: 2056 | 50 Japan nuclear alert at Fukushima - Q&A
15 March 11 12:19 GMT
There have been two explosions at the Fukushima Daiichi nuclear power plant
in Japan, following Friday's earthquake and tsunami, and a third reactor is
reportedly at risk of fuel-rod meltdown.
How great a danger do these problems pose for people in Japan and further
afield?
Has there been a leakage of radioactive material?
Yes. Local government officials in Fukushima say 190 people have been
exposed to some radiation. An American warsh... 阅读全帖 |
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