In the promising
reactor type tokamak, unwanted electric fields could jeopardise the entire process.
In addition, they can be easily used in kilometer - long tube reactors and other innovative
reactor types as well as in classic small cultivation vessels, such as the shake flask.
Our size and reach helps us properly resource large jobs and draw from the best expertise around the globe and support
any reactor type or any situation you face, anywhere in the world.
We are left with a very small number of
reactor types, each of them frozen into a huge bureaucratic organization, each of them in various ways technically unsatisfactory, each of them less safe than many possible alternative designs which have been discarded.
A number of Western companies are attempting to revive
the reactor type, using either liquid thorium or uranium (see links below for longer list), but face signifiant funding hurdles.
In their new report, How to Make Nuclear Cheap, Breakthrough notes that a number of alternative
reactor types - the sort that regular SmartPlanet readers will recognize - augur affordable nuclear power.
It makes no sense to regulate jet planes the same way we do propeller planes and yet that is precisely how the federal government treats new nuclear
reactor types.
DOE selected the Sodium - cooled Fast Reactor (SFR) as the GenIV
reactor type to go forward.
Not exact matches
General Atomics has received two awards from the U.S. Department of Energy totaling more than $ 3.26 million to continue the San Diego - based company's work on developing new
types of fuel for advanced nuclear
reactors.
It consists of a primary clarifier, a UASB
type of anaerobic
reactor (ANUBIX ™ - B), a pre - and post denitrification, a nitrification and post aeration, a clarifier and a final DAF for phosphorous removal with iron chloride.
Aerobic activated sludge
type polishing treatment of the anaerobic
reactor effluent (upgrade of existing facilities)
Anaerobic digestion in four ANUBIX ™ B (UASB
type) methane
reactors of a
type proven globally for low - to - medium strength mainly soluble carbohydrate containing effluents, attaining outstanding COD removal efficiencies, in some cases even up to 99 %
For all these reasons, I think AV is actually a very good voting system and I would put the referendum result down to several things — an ineffective Yes campaign (if you
typed AV into Google, they didn't even come up on the first page of results), lies and smears spread by the No campaign, the association with Nick Clegg, the split in Labour over AV and finally, and not insignificantly, the fact that the Electoral Commission sent leaflets to every household containing an overly complex explanation that made AV look more complex than the insides of a nuclear
reactor.
While it's true that, unlike other
types of power plants, nuclear
reactors do not emit carbon dioxide (C02), the life cycle of generating nuclear power — from mining to refining to transportation to storage — requires an enormous amount of energy.
Robert Geer, a SUNY Poly professor who sits on the Fort Schuyler Management board and has experience with semiconductor tools, said getting that
type of money for the
reactor was rare.
But the disaster was no surprise given the
type of
reactors at Fukushima.
This structure, which rings the
reactor itself at the bottom, has been known to be flawed for decades — as the NRC's Charles Casto, who flew to Japan to assist, outlined on March 16, discussing the NRC's safety guidelines for this
type of
reactor or NUREG.
Unlike
reactors of the Chernobyl
type, the VHTR has a negative temperature coefficient, meaning that as the core temperature rises, nuclear reactions inside naturally begin to slow down.
The first thing to be appreciated about
reactors in the United States is that they are essentially immune to the
type of accident that occurred at Chernobyl in April 1986.
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.
Despite the severity of the accident at the Fukushima I plant, nuclear
reactor designers don't expect the same
type of backlash against the nuclear industry as occurred a generation ago after Three Mile Island and Chernobyl.
The appeal of a fourth kind of neutrino is that it would help bridge a gap in theory that predicts that some neutrinos from a beam of one
type of neutrino emanating from a given source — be it a nuclear
reactor, the sun or the atmosphere — would change from one kind of neutrino to another as they travel to a distant detector.
It would be converted to a metallic fast -
reactor fuel and then transferred to ALMR -
type reactors.
Coupling
Reactor Types If advanced fast
reactors come into use, they will at first burn spent thermal -
reactor fuel that has been recycled using pyroprocessing.
On Earth, this radiation shows up in the
reactor pools of certain
types of nuclear power plants, sparked by high - speed atomic fragments that go shooting through the water.
Lithuania has a 2500 - megawatt nuclear power plant at Ignalina with RBMK graphite / water
reactors of the
type which exploded at Chernobyl and caused a scare last month at Sosnovy Bor, near St Petersburg (This Week, 28 March).
Because many different
types of cells are active in the liver, the researchers now want to populate the
reactor with various combinations of cells.
He used a tank with many different
types of bacteria, called a
reactor microbiome.
The uncompleted plants are the same
type as the accident - prone Kozloduy
reactors in Bulgaria, which even the World Bank says should be shut.
Then the task force followed with a dozen major recommendations, some of which would order nuclear plant operators to strengthen defenses against extreme flooding or earthquakes when necessary and to harden vents that would carry away explosive hydrogen gas from damaged
reactor cores in the two
types of
reactors at the Fukushima Daiichi plant.
Boiling water
reactors This is the next most common
type, used in countries including the US, Sweden and Japan — the
reactors at Fukushima Daiichi are ageing examples.
This researcher has developed a
reactor based on conical spouted beds which, by means of flash or rapid pyrolysis, produces fuels and raw materials using various
types of waste.
Pressurised water
reactors (PWRs) This is the most common
type worldwide.
Patrick Jaffke, a postdoctoral researcher at Los Alamos National Laboratory and co-author of the new proposal, suggests a small version that could be placed close to a
reactor to determine the
type of nuclear fuel within by analyzing the activity of antineutrinos.
Most
reactors of this
type are known as pressurised heavy water
reactors, favoured especially in Canada.
By charting the energy distribution of the detected positrons, an inspector could estimate how much of the total antineutrino emission was from a given fuel
type in a
reactor's core.
For instance, to view
reactors of similar
type and vintage to those at Fukushima Daiichi, Japan, choose «boiling water» as the
type and use the slider to select those that began construction in the 1960s and 1970s.
Due east along Guangdong's coastline, one of the region's most sophisticated technological projects, the Daya Bay Nuclear Power Complex, is also the stage for a cutting - edge experiment in high - energy physics: measuring the proportion of electron antineutrinos from the nuclear
reactors that morph into other
types, or generations, of these leptons as they speed through space.
HFIR has been a key contributor to four decades of research into materials for use in all
types of nuclear
reactors.
The last time NASA tested a fission
reactor was during the 1960s» Systems for Nuclear Auxiliary Power, or SNAP, program, which developed two
types of nuclear power systems.
Each is a 440 - megawatt pressurised - water
reactor of a
type called VVER 440/213.
The research
reactor is a so - called «pool -
type reactor» or «swimming pool
reactor»: The core of the
reactor is immersed in an open pool of water.
In addition we have provided training on a broad range of topics including introduction to nuclear fission,
types of
reactors, radiation protection, safeguards, regulations and nuclear safety culture.
The irradiation rig is intended to accumulate fission molybdenum - 99 in the RBT -
type reactor core.
RIAR's
reactors provide a full range of capabilities to test fuel and materials of all
types of existing power
reactors as well as advanced and innovative ones: water - cooled thermal
reactors, including those with boiling and pressurized water, gas - cooled, fast and other
types of
reactors.
The high - flux research
reactor SM - 3 is a vessel -
type water - cooled
reactor operated at intermediate neutrons.
After conversion of the university
reactor at Texas A&M to Low Enriched Uranium (LEU) fuel, NAC provided one NAC - LWT cask for the transport of 84 irradiated High Enriched Uranium (HEU) TRIGA
type fuel assemblies to the DOE site of Idaho National Laboratory (INL).
Some
types of uranium
reactor fuel could in theory be useful in weapons, while plutonium - also theoretically useful for weaponry - is created during operation.
As a result, if a Fukushima -
type incident were to occur, and all power supply is lost, the
reactor will automatically shutdown and removal of the decay heat will occur safely.
And General Electric submitted a proposal to build the PRISM fast
reactor which is this
type of integral fast
reactor that I'm wanting to build.»