The last new U.S. nuclear
power reactor built went into operation in 1996, but construction on that unit began before the Three Mile Island incident in 1979 helped slam the brakes on the industry's first phase of widespread growth.
Not exact matches
SCRIBA, N.Y. - As recently as four years ago, nuclear
power companies were planning to spend billions of dollars to
build a new
reactor in Oswego County, alongside three existing nuclear plants.
Nuclear
power has attracted new interests in the U.S.. Two
reactors under construction near Waynesboro, Ga., will be the first
built here in 30 years.
While that scenario would not require Japan to go cold turkey on nuclear
power, it would rule out
building new
reactors for the immediate future and cloud prospects for R&D.
It also assumes that 45 new nuclear
power plants could be
built by 2030, using existing
reactor sites, adding 64 gigawatts of new capacity.
That means that the rest of the world — particularly China, which is
building almost every type of
reactor on offer, and Russia — may well inherit the promise and peril of nuclear
power, whether small or large.
Instead, B&W suggests that the fundamental problem facing the adoption of nuclear
power is not the technology itself, but the financial risk of committing to a
build a big nuclear
reactor.
THE massive ITER
reactor currently being
built in southern France is nuclear fusion's great hope — but it won't harness the
power of the stars until 2026 at the earliest.
And nuclear -
power opponent groups are filing and winning legal fights to force utilities to present disposal plans for low - level waste before they can
build a new
reactor.
The TEPCO operators of the stricken nuclear
power plant — a minimal staff of 50 as all non-essential personnel have been evacuated — now face a balance between venting the steam
building up in the
reactor (since the main danger for a widespread release of radioactive material is steam bursting the thick steel container holding the
reactor) and keeping any radioactive materials inside the
power plant itself.
But is it necessary for every aspect of nuclear
power to be re-examined by a cascade of public inquiries every time the nuclear industry proposes to
build a
reactor, especially when it is virtually identical to its predecessor and on a site which has already been licensed?
Yet, even if every planned
reactor in China was to be
built, the country would still rely on burning coal for more than 50 percent of its electric
power — and the Chinese nuclear
reactors would provide at best roughly the same amount of energy to the developing nation as does the existing U.S. fleet.
Even though a supporter of nuclear
power, Charpak was one of three signatories to an editorial in the French daily Libération in August that called for a halt to the
building of the experimental fusion
reactor ITER in the south of France because the cost of the project has running out of control and the plant will be «unusable.»
The safety features and
power backups
built into third - generation
reactors should shut them down safely even without electrical
power
The U.K. is considering a plan to
build two of General Electric's PRISM fast
reactors, the latest in a series of fast -
reactor designs that for several decades have attempted with mixed success to handle plutonium and other radioactive waste from nuclear
power.
More exotic designs remain on the horizon, such as
reactors powered by thorium fuel, but the AP1000 and other more conventional designs are important for one simple reason: they are being
built.
Like older models, they will use uranium fission to heat water and drive a turbine, but these
reactors will be smaller, simpler to
build, and each will add more than 1100 megawatts of capacity to the region's
power grid when they come online in 2016 or 2017 — without emitting carbon dioxide.
A fusion
power demonstration
reactor to be
built in the 2030s in collaboration with the DoE's Princeton Plasma Physics Lab, represents a step toward commercial use
Across China, 28
reactors are being
built, many of them AP1000s, including one nearing completion at the Sanmen Nuclear
Power Station in Zhejiang Province.
In the U.S., many
power industry experts doubt that more than a few
reactors will be
built, at least until company executives see how the first ones go.
Among the pending applications: a plan to
build two additional boiling - water
reactors at the South Texas Project
power plant near Houston.
A possible strategy for freeing nuclear
power from its current impasse would be
built around a new generation of lower -
power, centrally fabricated nuclear
reactors designed for inherent safety
In exchange, PSEG
Power has been granted an option to acquire an ownership interest in the technology, which paves the way for PSEG
Power to be responsible for the training and operations of the SMR - 160 when the new
reactor units are
built.
To the maximum extent practical, equipment rooms or vaults within the
reactor building are partitioned to provide separation between primary and supporting systems for each NuScale
Power Module.
The small footprint of the NuScale
Power Modules plant and the low profile of the
reactor building due to below - grade placement of the NuScale
Power Modules and spent fuel pool offer a greatly reduced target size relative to traditional LWRs.
Constellation Energy has shelved its proposal to
build a new
reactor at its Calvert Cliffs nuclear
power plant, Obama administration officials said Friday, even though the administration had decided to award the project a $ 7.5 billion loan guarantee.
NuScale
builds on lessons learned from the existing fleet of commercial
power reactors and incorporates those lessons into the fundamental design of the NuScale plant, as well as including several new design innovations to further enhance safety.
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Why can
buildings get
power without any form of connection to the solar panels or nuclear
reactor?
Nuclear
power is off topic, but, you are talking about particular designs of
reactors that were
built years ago.
«If we have a viable pathway at
building nuclear
power in smaller bites, the whole financing structure can change and make it much more affordable... If we can demonstrate let's say the first modular
reactor in the early part of the next decade, then what we hope is it's part of the planning process in the middle of the next decade for our utilities.
If Cuomo prevails in his efforts to shut down the Indian Point nuclear
reactors, this may assuage foes of nuclear
power, but it will amplify the pressure to
build new natural gas
power plants, and / or transmission lines.
Engineers will agnostically
build tar sand refineries, or solar
power plants, or arctic drilling rigs, or windmills, or lead cooled liquid metal fast breeder
reactors.
While right now wind
power has overtaken nuclear in China, and wind should keep growing rapidly, it takes a lot longer to
build a
reactor than a wind turbine, so these number will likely look different over time.
Given the nuclear solution requires new
reactor designs yet to be
built even for demonstration and test purposes, and then the complexities of siting nuclear
power plants near the calling water they need while defending them against flood waters makes construction of tested designs take a decade.
Studies show that standardized designs, multiple
reactors on one site, and a vertically integrated builder were the keys to declines in the cost of
building nuclear
power plants in France and Korea.
As such, the closure is symbolic of the broader woes of the nuclear
power industry in the United States, which has been unable to
build new
reactors and is seeing the current
reactors being shuttered, one by one.
Finishing the
reactors would be more expensive than
building new gas - fired
power plants, but averaged over the 60 - year service life, the costs will be right in line with renewables, about $ 60 to $ 80 per MWh — except nuclear produces reliably, where wind energy is fundamentally unreliable and chaotic.
Nuclear defenders are calling for keeping things in perspective — fossil fuels, they point out, have many more costs and risks associated with them than nuclear
power; and newer generation
reactor designs are far safer than those
built in Japan many decades ago (a number of US plants from the same era have the same or similar designs).
As a rule of thumb, a typical new -
build reactor will generate about 1 gigawatt a year, so it appears there are quite a few new Chinese nuclear
power plants on the drawing board.
Thorium
reactors could be a game changer here for
power generation and heat with serviced
buildings; but we'll still a long way off of good electrical storage in transportation — aircraft, trucks, ships, and cars will continue to burn oil products until that eureka moment)
The U.S.
built a molten salt
reactor in the 1960s at Oak Ridge National Laboratory, under the tutelage of Alvin Weinberg, who was also a pioneer of uranium civilian nuclear
power and who came to favor safer molten salt designs.
China is
building more than a third of the world's nuclear
reactors currently under construction, and has plans to triple its nuclear
power capacity by 2020.
Each dollar spent on a new
reactor buys about two to ten times less carbon savings and is 20 to 40 times slower, than spending that dollar on the cheaper, faster, safer solutions that make nuclear
power unnecessary and uneconomic: efficient use of electricity, making heat and
power together in factories or
buildings («cogeneration»), and renewable energy.
* The MH - 1A Sturgis floating nuclear
power plant, a 45 - MW pressurized water
reactor, was the first floating nuclear plant to be
built (and the last nuclear
power plant
built and operated by the U.S. Army).
It's ok to
build a perpetual motion machine that causes an isolated system to spontaneously cool to absolute zero and stores all of its heat energy reversibly in a battery or a spring as long as it happens at a rate that is slow compared to the rate of
power production in a nuclear
reactor?
The US has been
building small modular nuclear
reactors since the 1950's when the first nuclear
powered submarine was launched.
Though modern
reactors are operationally 10 to 100 times safer than the designs at Three Mile Island or Chernobyl, he says, nuclear
power plants were not
built with terrorists in mind.
Smaller, modular
reactors can be
built much faster and cheaper than traditional large - scale nuclear
power plants.
They clearly can not replace the electricity from their nuclear
reactors with electricity from wind and solar, so they are
building new coal - fired
power plants and importing coal from the US: that's the «smutzig» part.