reactor pressure vessel sentence in Hindi
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- If the water level inside the reactor pressure vessel drops to a predetermined level, due to the loss of water inventory, the reactor is depressurized and the GDCS is initiated.
- The flooded diesel generators failed soon afterwards, resulting in a loss of power to the critical corium is believed to have melted through the bottom of each reactor pressure vessel.
- Another theory called an'alpha mode'failure by the 1975 Rasmussen ( WASH-1400 ) study asserted steam could produce enough pressure to blow the head off the reactor pressure vessel ( RPV ).
- If Level 1 is not resubmerged within 50 seconds of the timer starting, DPVS will fire and will rapidly vent any pressure contained within the reactor pressure vessel into the drywell.
- Deposition of corium on the containment vessel inner surface, e . g . by high-pressure ejection from the reactor pressure vessel, can cause containment failure by direct containment heating ( DCH ).
- After the reactor has been depressurized, the decay heat is transferred to the containment as water inside the reactor boils and exits the reactor pressure vessel into the containment in the form of steam.
- It was Denton's task to inform Pennsylvania Governor Dick Thornburgh and the President about the discovery of a possibly explosive hydrogen bubble above the cooling water, at the top of the reactor pressure vessel.
- A new innovation for the Stendal plant was that the reactor pressure vessel ( RPV ) plans were modified heavily by the company SKET in Magdeburg in connection with the planning office in Moscow.
- Two former employees and one former contractor were indicted for statements made in multiple documents and one videotape, over several years, for hiding evidence that the reactor pressure vessel was being corroded by boric acid.
- There is a possible impediment to production of nuclear power plants as only a few companies worldwide have the capacity to forge single-piece reactor pressure vessels, which are necessary in the most common reactor designs.
- Among the speakers was physicist Michio Kaku, who noted that one of the reactor pressure vessels had been installed backwards and called on California governor Jerry Brown ( then considered an environmentalist ) to shut them down.
- Preparations were made to inject water into the reactor pressure vessel once external power could be restored to the plant, as water levels in the reactors were considered to be declining . through new cables and transformers.
- One scenario consists of the reactor pressure vessel failing all at once, with the entire mass of corium dropping into a pool of water ( for example, coolant or moderator ) and causing extremely rapid generation of steam.
- On 27 March, the IAEA reported temperatures at the bottom of the Reactor Pressure Vessel ( RPV ) at Unit 2 fell to 97 �C ( 206.6 �F ) from 100 �C ( 212 �F ) on Saturday.
- On May 16, 2013, Shearon Harris Unit 1 initiated an unplanned shutdown when reviews of ultrasonic data from a refueling outage in spring 2012 determined a 1 / 4 " flaw was inside the 6 "-thick Reactor Pressure Vessel Head.
- IRIS is a smaller-scale design for a Pressurized water reactor ( PWR ) with an integral reactor coolant system layout, meaning the steam generators, pressurizer, control rod drive mechanisms, and reactor coolant pumps are all located within the reactor pressure vessel.
- Long-term integrity of the compact reactor pressure vessel is maintained by providing an internal neutron shield . ( This is in contrast to early Soviet civil PWR designs where embrittlement occurs due to neutron bombardment of a very narrow pressure vessel .)
- Feedwater from the feedwater heaters enters the reactor pressure vessel ( RPV ) through nozzles high on the vessel, well above the top of the nuclear fuel assemblies ( these nuclear fuel assemblies constitute the " core " ) but below the water level.
- In 2002, the USA had what former NRC Commissioner Victor Gilinsky termed " its closest brush with disaster " since Three Mile Island's 1979 meltdown; a workman at the Davis-Besse reactor found a large rust hole in the top of the reactor pressure vessel.
- Marine reactors are designed for long core life, enabled by the relatively high enrichment of the uranium and by incorporating a " burnable reactor pressure vessel is extended by providing an internal neutron shield, which reduces the damage to the steel from constant bombardment by neutrons.
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