Sentences with phrase «level fuel pool»

Not exact matches

At present 5,900 tons of high - level waste (HLW) in the form of spent fuel assemblies are sitting in pools next to operating reactors, together with 75 million gallons of radioactive liquid waste, plus 27 million cubic feet of trans - uranic waste (TRU).

One such scenario would be a loss of water in the pool to a level that permitted fuel rods to ignite and release perilously high radiation levels.

• Structural integrity of the spent fuel pools was unknown for reactor Nos. 1 and 2; • Reactor Nos. 3 and 4 had low water levels; pool temperature was continuing to rise for reactor Nos. 5 and 6.

Unraveling the mysteries surrounding the # 4 pool will require discovering why water levels there fell so quickly and whether the 230 tons of spent nuclear fuel melted in addition to catching on fire.

The NuScale Power ModulesTM reactor pool and the spent fuel pool are located at or below nominal plant grade level, while the hoisting and handling equipment is located above grade.

It takes about 10 days for the pool water to boil down to the top («head») of the spent fuel assemblies, and for the pressure inside the containment to rise to the design level of 0.5 MPa (abs).

Any CO2 level rise beyond this can only come from a much larger, but natural, carbon reservoir with much higher 13 - C / 12 - C isotope ratio than that of the fossil fuel pool, namely from the ocean, and / or the lithosphere, and / or the Earth's interior.