英語 での Containment vessel の使用例とその 日本語 への翻訳
{-}
-
Colloquial
-
Ecclesiastic
-
Computer
-
Programming
Survey of interior of Unit 1 primary containment vessel.
The containment vessel is the last line of defense for isolating radioactive materials.
Currently, we do not believe thereis any reactor coolant leakage inside the reactor containment vessel.
In reactor No. 2, the containment vessel may have developed a hole as wide as 10 centimeters 21 hours after the quake.
In November 2011,IAEA officials identified a"large explosive containment vessel" inside Parchin.
The reactor vessel and its containment vessel are covered by a 2cm thick concrete wall so they were not damaged.
So how did TEPCOmanage to arrange for the simulation to achieve the'abnormal' containment vessel pressure rise?
The reactor vessel and its containment vessel are covered by a 2cm thick concrete wall so they were not damaged.
It seems the reactor core fuses andthat it is falling from bottom of Containment Vessel to lowest base of the building.
LIZ HAYES: The containment vessel in Chernobyl's 4 number reactor ruptured during a safety test sparking a series of explosions and a fire spewing a cloud of radiated particles across Europe.
HOMEgt;In pursuit of greater safetygt;Preventing damage to the containment vessel/ Controlling the dispersion of radioactive materials.
The uranium in the reactor pressure vessel, which looks like a submarine standing on end, melted, fell through the bottom,and melted about 60 centimeters through the 2-meter bottom of the containment vessel.
It is indispensable to shield from underground water the building of containment vessel and reactor in the bottom and lateral sides.
In addition, it can prevent damage to the containment vessel and nuclear reactor building from hydrogen explosions. The hydrogen comes from the damaged reactor core and accumulates within the containment vessel.
The TEPCO Press release on March 12thjust after 4 a.m. states:“The pressure within the containment vessel is high but stable.”.
At Three Mile Island, all the fuel remained inside the containment vessel, yet it took more than a decade to safely remove it, essentially by remote control.
And also, the results of the latest robot technology andinspection technology used to investigate fuel debris inside the containment vessel of Fukushima Dai-ichi NPS will be introduced.
Because of this, the pressure balance between the reactor pressure and the containment vessel pressure collapsed, coolant once again began to gush from the damaged piping, and the reactor water level plunged Fig?
Among the many problems that officials acknowledged on Wednesday was what appeared to be yet another fire at the plant andindications that the containment vessel surrounding a reactor may have ruptured.
The robot is planned tobe the first to enter the damaged reactor's containment vessel. Practice runs will continue until actual surveying commences in April/May 2015.
Primary containment vessel(PCV), reactor pressure vessel and pedestal in Fukushima Daiichi Nuclear power station units 1 through 3 have been exposed to severe thermal, chemical and mechanical conditions due to core meltdown events and seawater injections for emergent core cooling.
The water doesnot therefore lose volume through condensation and the containment vessel pressure is not relieved loss of function of the pressure suppression mechanism.
The reason is that the containment vessel design pressure is set to the theoretically presumed greatest overpressure created when the reactor piping with the greatest diameter(in actuality the recirculation outlet pipe) undergoes an instantaneous guillotine break, and then a little more for safety.
However, if this is so, then all the more reason to be puzzled about why,in just half a day after the earthquake struck, the containment vessel pressure rose'abnormally' and exceeded the design pressure?
The radiation level in the Unit 3 Primary Containment Vessel below is estimated at 1 Sievert per hour, or 2,000 times the level at the railing overlooking the pool, which is already so high we are only allowed to stand there for just a few minutes.
Materials and equipment such as nitrogen cylinders have been put in place in order tooperate reactor containment vessel vents promptly, even in case of loss of all AC power, according to the established procedures.
This robot went through an approximately 11 cm diameter penetration hole and searched for any fallen objects anddamages in the lower part of the reactor's containment vessel and investigated its condition, etc., in January of 2017.
However, in fact,'before' the steam passes through the downcomers and enters the water,the nitrogen gas filling the containment vessel is firstly pushed violently down through the downcomers and into the water.
Toshiba Energy Systems: Exhibition and video viewing of an underwater swimming robot(Itentered inside the Fukushima Daiichi NPS primary containment vessel(PCV) for the first time. It is a remotely operated underwater vehicle(ROV) under high radiation environment).