- A dry well or
drywell is an
underground structure that
disposes of
unwanted water, most
commonly surface runoff and stormwater, in some
cases greywater...
-
containment consists of a
drywell,
where the
reactor and ****ociated
cooling equipment is located, and a wetwell. The
drywell is much
smaller than a PWR...
-
event of a
transient requiring the
quenching of steam), as well as the
drywell, the
elimination of the heat exchanger, the
steam dryer, the distinctive...
-
cylindrical wetwell below the non-reactor
cavity section of the
drywell. Both the
wetwell and the
drywell have a
primary containment structure of
steel as in the...
-
containment as used in
units 1 to 5.: 25 RPV:
reactor pressure vessel DW:
drywell enclosing reactor pressure vessel WW:
wetwell – torus-shaped all around...
- used to try to cool the
suppression pool and
drywell in
addition to the
reactor to
prevent the
drywell pressure from
getting too high.
Operators were...
-
caused a
safety valve to open,
admitting steam and
water into the
drywell causing drywell pressure to increase. This
caused the
initiation of
safety injection...
-
other BWRs, the
actual containment vessel for the
reactor is a
separate drywell/torus
structure enclosed within the
reactor building, but structurally...
- rods.
Prepressurized at 5
standard atmospheres (510 kPa) with helium. A
drywell containment building which resembles an
inverted lightbulb above the wetwell...
-
carbonate content of
approximately 4
weight percent was ****umed for the
lower drywell floor.
American National Standard, ANSI N18.2, "Nuclear
Safety Criteria...
