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US 5,640,434 AGranted
Miniaturized nuclear reactor utilizing improved pressure tube structural members
OwnerSigmunt Rottenberginventor
Life of this patent
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Abstract
The present invention relates to a miniaturized nuclear utilizing improved pressure tube structural members. More particularly, the present invention relates to a new miniaturized nuclear reactor utilizing novel structural members that are used to support the loads and stresses of multiple nuclear reactor fuel channel pressure tubes and calandria tubes in a moderator.
Claims16
A miniaturized nuclear reactor utilizing improved pressure tube structural member comprising:
- a) a moderator (20) having:
- a top reactor wall, a bottom reactor wall, a reactor front wall, a reactor back wall, and two reactor side walls;
- b) at least one calandria tube (12) contained within the moderator (20);
- c) at least one fuel channel pressure tube (14) contained within the at least one calandria tube (12), the fuel channel pressure tube (14) further comprises:
- a fuel channel pressure tube coating (14A), the at least one fuel channel pressure tube (14) further comprises a fuel channel pressure tube lining (14B) and a fuel channel pressure tube cladding (14C);
- d) at least one fuel bundle (26) contained within the at least one fuel channel pressure tube (14);
- e) at least one fuel channel pressure tube pad (18) positioned between the at least one calandria tube (12) and the at least one fuel channel pressure tube (14), the fuel channel pressure tube pad (18) further comprises a pair of fuel channel pressure tube pad vertical spacers (18A) which are at an obtuse angle to each of a pair of fuel channel pressure tube pad ends (18B), the fuel channel pressure tube pad (18) further comprises a fuel channel pressure tube pad horizontal spacer (18C) connected at opposite distal ends to each one of the fuel channel pressure tube pad vertical spacers (18A);
- f) at least one horizontal exterior support pad (30) positioned on the bottom reactor wall, the at least one horizontal exterior support pad (30) is positioned between the at least one calandria tube (12) and the bottom reactor wall;
- g) at least one fuel bundle support pad (16) positioned between the at least one fuel bundle (26) and the at least one fuel channel pressure tube (14);
- h) at least one vertical support pad (24) positioned on a reactor side wall between the at least one calandria tube (12) and the reactor side wall;
- I) at least one angular support pad (28) positioned on a corner formed between the reactor top wall and the reactor side wall, the at least one angular support pad (28) extending angularly from the corner, the at least one angular support pad functioning to maintain a space between the at least one calandria tube (12) and the reactor top and side walls;
- j) at least one moderator system comprises:
- at least one moderator inlet, at least one moderator outlet, at least one moderator pump, and at least one moderator cooler;
- k) at least one coolant system which comprises:
- at least one coolant inlet, at least one coolant outlet, and at least one coolant gas fan;
- l) at least one heat exchanger system which comprises:
- at least one inlet, at least one outlet, at least one turbine, at least one generator, at least one condenser, and at least one feed water pump.
14 more elements
A miniaturized nuclear reactor utilizing improved pressure tube structural members comprising:
- a) a moderator (20) having:
- a top reactor wall, a bottom reactor wall, a reactor front wall, a reactor back wall, and two reactor side walls:
- b) at least one second calandria tube (112) having a plurality of second calandria tube compartments (112A) securely affixed around an inside perimeter contained within the moderator (20);
- c) at least one second fuel channel pressure tube (114) having a plurality of second fuel channel pressure tube compartments (114A) securely affixed around an outside perimeter, the plurality of second calandria tube compartments (112A) and the plurality of second fuel channel pressure tube compartments (114A) opposing each other in an interlocking configuration, the at least one second fuel channel pressure tube (114) is contained within the at least one second calandria tube (112),
- d) at least one fuel bundle (26) contained within the at least one second fuel channel pressure tube (114);
- e) at least one second fuel channel pressure tube support pad (113) having a second fuel channel pressure tube support pad end (113A), a second fuel channel pressure tube support pad spacer (113B), a second fuel channel pressure tube support pad concave (113C), a second fuel channel pressure tube support pad convex (113D), a second fuel channel pressure tube support pad groove (113E), and a second fuel channel pressure tube support pad opening (113F) positioned between the at least one calandria tube (12) and the at least one second fuel channel pressure tube (114);
- f) at least one horizontal exterior support pad (30) positioned on the bottom reactor wall, the at least one horizontal exterior support pad (30) is positioned between the at least one second calandria tube (112) and the bottom reactor wall;
- g) at least one fuel bundle support pad (16) positioned between the at least one fuel bundle (26) and the at least one fuel channel pressure tube (14);
- h) at least one vertical support pad (24) positioned on a reactor side wall between the at least one calandria tube (12) and the reactor side wall;
- i) at least one angular support pad (28) positioned on a corner formed between the reactor top wall and the reactor side wall, the at least one angular support pad (28) extending angularly from the corner, the at least one angular support pad functioning to maintain a space between the at least one calandria tube (12) and the reactor top and side walls;
- j) at least one moderator system comprises:
- at least one moderator inlet, at least one moderator outlet, at least one moderator pump, and at least one moderator cooler;
- k) at least one coolant system which comprises:
- at least one coolant inlet, at least one coolant outlet, and at least one coolant gas fan;
- and
- l) at least one heat exchanger system which comprises:
- at least one inlet, at least one outlet, at least one turbine, at least one generator, at least one condenser, and at least one feed water pump.
14 more elements
Dependencies are inferred from the claim text.