CN109346195A - A kind of deepwater swimming-pool type reactor for supplying heat control rod drive mechanism - Google Patents
A kind of deepwater swimming-pool type reactor for supplying heat control rod drive mechanism Download PDFInfo
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- CN109346195A CN109346195A CN201811342475.3A CN201811342475A CN109346195A CN 109346195 A CN109346195 A CN 109346195A CN 201811342475 A CN201811342475 A CN 201811342475A CN 109346195 A CN109346195 A CN 109346195A
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- wirerope
- control rod
- deepwater
- swimming
- drive mechanism
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- 230000007246 mechanism Effects 0.000 title claims abstract description 42
- 238000001514 detection method Methods 0.000 claims abstract description 23
- 230000000630 rising effect Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000010959 steel Substances 0.000 abstract description 2
- 230000006870 function Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000008450 motivation Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C7/00—Control of nuclear reaction
- G21C7/06—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
- G21C7/08—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section by displacement of solid control elements, e.g. control rods
- G21C7/12—Means for moving control elements to desired position
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/10—Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain
- G21C17/12—Sensitive element forming part of control element
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The present invention relates to a kind of deepwater swimming-pool type reactor for supplying heat control rod drive mechanism, including driving assembly, wirerope, buckling and locking device and actuating arm assembly；The driving component is connect with the Steel rope drive；The wirerope is connect with the buckling and locking device with the actuating arm assembly to realize/disconnect；The actuating arm assembly is connect with C&P systems.Beneficial effects of the present invention are as follows: 1, by the setting of actuating arm assembly and buckling and locking device reduce the effective length of wirerope, thus solve because wirerope influences generate the case where being unfavorable for C&P systems quick scram；It 2, will not mutual response between wirerope by the setting of outer tube wall；3, buckling and locking device is connected with actuating arm assembly automatic centering；4, it can be realized the stick position detection to C&P systems by stick position detection components；5, the dosage (e.g., up mention to more than the water surface or need to be placed on the component in heap hall) of the irradiation of reactor core suffered by associated components is reduced.
Description
Technical field
The present invention relates to nuclear engineering fields, and in particular to a kind of deepwater swimming-pool type reactor for supplying heat control rod drive mechanism.
Background technique
Control rod drive mechanism is the important equipment for guaranteeing reactor safety, and different reactor heap-type has different types
Control rod drive mechanism.The characteristics of pool reactor is immersed in swimmer's pool because of its reactor, the driving mechanism of existing maturation pattern
Requirement can not directly be met；Domestic existing pool nuclear reactor power is smaller, and control rod drive mechanism quantity is few, pond
Water depth is also not as good as pool type heating reactor.Therefore swimmer's pool process heat reactor is not simply to amplify to original small-power pool type reactor, instead
Key equipment in heap is answered, if control rod drive mechanism can not adapt to deepwater swimming-pool type reactor for supplying heat completely, needs in depth to carry out setting
Meter innovation, to promote the development of deepwater swimming-pool type reactor for supplying heat.
Deep water pond type (20 meters of water depth >) process heat reactor there is no the precedent used at home, and the engineering construction type reactor needs
Want a kind of control rod drive mechanism for adapting to its feature.When presurized water reactor control rod drive mechanism with mature technology is due to using
The limitation for driving pole length, in use, entire driving mechanism need to be immersed in heap pond on deepwater swimming-pool type reactor for supplying heat, driving machine
A large amount of coil and cable need to do waterproof sealing processing on structure, and external cable is more and cable length is long, is unfavorable for entirely reacting
The dismounting of the arrangement and equipment of heap.It is 5MW that existing pool reactor is prominent, about 10 meters of pond depth, and control rod
Driving mechanism quantity is few, and when the quick scram of C&P systems, wirerope upper end and driving assembly are disconnected, and lower end should be with control rod
Component is connected, and falls together with wirerope, if such structure is applied on the reactor in more swimmer's pool, wirerope effectively makes
It is longer with length, it is unfavorable for the quick scram of C&P systems.
In view of this, the present invention is specifically proposed.
Summary of the invention
In view of the deficiencies in the prior art, the object of the present invention is to provide a kind of drives of deepwater swimming-pool type reactor for supplying heat control rod
Motivation structure, at least the case where being unfavorable for C&P systems quick scram of the solution too long generation of rope capacity.
Technical scheme is as follows:
A kind of deepwater swimming-pool type reactor for supplying heat control rod drive mechanism, including driving assembly, wirerope, buckling and locking device and drive rod
Component；The driving component is connect with the Steel rope drive；The wirerope and the actuating arm assembly with the clamping lock
Device is connected to realize/disconnect；The actuating arm assembly is connect with C&P systems.
Further, above-mentioned deepwater swimming-pool type reactor for supplying heat control rod drive mechanism further includes stick position detection components；The stick
Position detection components and the actuating arm assembly cooperate the position to reflect C&P systems.
Further, above-mentioned deepwater swimming-pool type reactor for supplying heat control rod drive mechanism, stick position detection components are detection line
Circle；The magnetizer at least partially with detection coil cooperation of the actuating arm assembly.
Further, above-mentioned deepwater swimming-pool type reactor for supplying heat control rod drive mechanism, further includes reversing mechanism；The wirerope
Around being connected to the buckling and locking device after the reversing mechanism.
Further, above-mentioned deepwater swimming-pool type reactor for supplying heat control rod drive mechanism further includes rising cylinder；The stick position detection
Component is installed on the outside of the rising cylinder, and the buckling and locking device can move in the rising cylinder along rising cylinder.
Further, above-mentioned deepwater swimming-pool type reactor for supplying heat control rod drive mechanism, the driving component are set to the control
The non-surface of rod assembly processed.
Further, above-mentioned deepwater swimming-pool type reactor for supplying heat control rod drive mechanism, the actuating arm assembly pass through being disconnected
Head is connect with the C&P systems.
Further, above-mentioned deepwater swimming-pool type reactor for supplying heat control rod drive mechanism, the buckling and locking device are electromagnet assembly.
Beneficial effects of the present invention are as follows:
1, the effective length of wirerope is reduced by the setting of actuating arm assembly and buckling and locking device, to solve because of wirerope
Influence and generate the case where being unfavorable for C&P systems quick scram；
2, it by the setting of outer tube wall, will not influence each other between wirerope；
3, buckling and locking device is connected with actuating arm assembly automatic centering；
4, it can be realized the stick position detection to C&P systems by stick position detection components；
5, the dosage for reducing the irradiation of reactor core suffered by associated components (e.g., is up mentioned to more than the water surface or need to being placed on heap hall
Component).
Detailed description of the invention
Fig. 1 is the structural schematic diagram of deepwater swimming-pool type reactor for supplying heat control rod drive mechanism of the invention.
In above-mentioned attached drawing, 1, driving assembly；2, reversing mechanism；3, wirerope；4, rise cylinder；5, buckling and locking device；6, it drives
Bar assembly；7, stick position detection components；8, detachable fitting；9, C&P systems.
Specific embodiment
The present invention is described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figure 1, the present invention provides a kind of deepwater swimming-pool type reactor for supplying heat control rod drive mechanism, including driving assembly 1,
Wirerope 3, buckling and locking device 5 and actuating arm assembly 6；The driving component 1 and the wirerope 3 are drivingly connected；The wirerope 3
It connect with the actuating arm assembly 6 with the buckling and locking device 5 to realize/disconnect；The actuating arm assembly 6 and control rod
Component connection.Stick position detection components 7 and the actuating arm assembly 6 cooperate the position to reflect C&P systems.In this reality
It applies in example, stick position detection components 7 are detection coil；The actuating arm assembly 6 at least partially with the detection coil
The magnetizer of cooperation.When the magnetizer moves in detection coil, coil-induced signal out, to reflect control rod group
The position of part.
Deepwater swimming-pool type reactor for supplying heat control rod drive mechanism of the invention further includes reversing mechanism 2；The wirerope 3 bypasses institute
The buckling and locking device 5 is connected to after stating reversing mechanism 2.In this way, driving assembly 1 may not necessarily be set to the C&P systems 9
Surface is freely arranged to realize and be realized according to space, is helped to ensure that compact-sized.Wirerope 3 is driven by edge after commutation
The center vertical of motivation structure is downward, connect in lower end with buckling and locking device 5, and buckling and locking device 5 by wirerope 3 and drives when receiving signal
The head of lever component 6 connects, and drive rod lower end is connect with C&P systems.(meet failure guarantor when buckling and locking device 5 loses signal
Protect principle), it falls by the self weight of actuating arm assembly 6 and C&P systems, realizes quick scram function；Driving assembly 1 drives
Wirerope 3 moves, and realizes ascending, descending and keeps C&P systems function.
It further include rising cylinder 4 in the present embodiment；Stick position detection components 7 are installed on 4 outside of rising cylinder, the card
Locking device 5 can move in the rising cylinder 4 along rising cylinder 4.The driving component 1 is set to the non-of the C&P systems
Surface.The actuating arm assembly 6 is connect by detachable fitting 8 with the C&P systems 9.The detachable fitting 8 passes through special
It is connected/disconnected with tool realization, to realize connecting/disconnecting for actuating arm assembly 6 and C&P systems 9.Rising cylinder 4 can keep away
Exempt from wirerope 3 to have an impact actuating arm assembly 6.Also, it is helped in the buckling and locking device 5 under the cooperation for rising cylinder 4
It is connected in realization wirerope 3 with 6 automatic centering of actuating arm assembly.Buckling and locking device 5 uses electromagnet assembly, can be with lesser electricity
Magnetic force controls the engagement of component and wirerope 3 including 9 weight of C&P systems；Alternatively, the clamping lock of the present embodiment fills
Setting 5 can also be used pneumatic latch assembly or other are able to achieve the device of said function.
Control rod drive mechanism of the invention has the characteristics that structure is simple, installation is easy, maintenance is convenient, good economy performance.
Reversing mechanism 2 is set, when wirerope 3 passes through reversing mechanism 2, driving assembly 1 be not necessarily intended to be placed on C&P systems 9 just on
Side, is conducive to arrangement and driving assembly 1 of the driving assembly 1 above pond and is placed in above heap pond, 1 working environment of driving assembly
Good, equipment life is long；The buckling and locking device 5 of wirerope 3 Yu actuating arm assembly 6 is set, and under accident conditions, buckling and locking device 5 is opened
Actuating arm assembly 6 is discharged, C&P systems 9 are not influenced by wirerope 3, are reduced rod drop time, are realized the accident conditions of reactor
Lower safe shutdown；Rise cylinder 4 and wirerope 3 is isolated, wirerope 3 does not influence each other during the motion, prevents interference effect
The movement of C&P systems 9, while buckling and locking device 5, under the constraint for rising 4 inner wall of cylinder, energy automatic centering connects；Group of drive rods
6 one sections of part have the function of there is magnetic conduction, make coil-induced signal out, to reflect the position of C&P systems；Increase drive rod
Length can increase buckling and locking device 5 and wirerope 3 with a distance from reactor core, to reduce suffered by buckling and locking device 5 and wirerope 3
Irradiation dose.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.If in this way, belonging to the model of the claims in the present invention and its equivalent technology to these modifications and changes of the present invention
Within enclosing, then the present invention is also intended to include these modifications and variations.
Claims (8)
1. a kind of deepwater swimming-pool type reactor for supplying heat control rod drive mechanism, it is characterised in that: including driving assembly (1), wirerope (3),
Buckling and locking device (5) and actuating arm assembly (6)；The driving component (1) and the wirerope (3) are drivingly connected；The wirerope
(3) it connect with the actuating arm assembly (6) with the buckling and locking device (5) to realize/disconnect；The actuating arm assembly
(6) it is connect with C&P systems (9).
2. deepwater swimming-pool type reactor for supplying heat control rod drive mechanism as described in claim 1, it is characterised in that: further include the detection of stick position
Component (7)；Stick position detection components (7) and the actuating arm assembly (6) cooperate the position to reflect C&P systems.
3. deepwater swimming-pool type reactor for supplying heat control rod drive mechanism as claimed in claim 2, it is characterised in that: the stick position detection group
Part (7) is detection coil；The magnetizer at least partially with detection coil cooperation of the actuating arm assembly (6).
4. deepwater swimming-pool type reactor for supplying heat control rod drive mechanism a method according to any one of claims 1-3, it is characterised in that: further include changing
To mechanism (2)；The wirerope (3) is connected to the buckling and locking device (5) after bypassing the reversing mechanism (2).
5. deepwater swimming-pool type reactor for supplying heat control rod drive mechanism as claimed in claim 2, it is characterised in that: further include rising cylinder
(4)；Stick position detection components (7) are installed on the outside of the rising cylinder (4), and the buckling and locking device (5) can be in the rising
It is mobile along cylinder (4) are risen in cylinder (4).
6. deepwater swimming-pool type reactor for supplying heat control rod drive mechanism as claimed in claim 4, it is characterised in that: the driving component
(1) it is set to the non-surface of the C&P systems.
7. deepwater swimming-pool type reactor for supplying heat control rod drive mechanism a method according to any one of claims 1-3, it is characterised in that: the driving
Bar assembly (6) is connect by detachable fitting (8) with the C&P systems (9).
8. deepwater swimming-pool type reactor for supplying heat control rod drive mechanism a method according to any one of claims 1-3, it is characterised in that: the clamping lock
Device (5) is electromagnet assembly or pneumatic latch assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811342475.3A CN109346195A (en) | 2018-11-12 | 2018-11-12 | A kind of deepwater swimming-pool type reactor for supplying heat control rod drive mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811342475.3A CN109346195A (en) | 2018-11-12 | 2018-11-12 | A kind of deepwater swimming-pool type reactor for supplying heat control rod drive mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109346195A true CN109346195A (en) | 2019-02-15 |
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ID=65315269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811342475.3A Pending CN109346195A (en) | 2018-11-12 | 2018-11-12 | A kind of deepwater swimming-pool type reactor for supplying heat control rod drive mechanism |
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| Country | Link |
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| CN (1) | CN109346195A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111667929A (en) * | 2020-07-28 | 2020-09-15 | 中国原子能科学研究院 | Control rod driving mechanism and reactor with same |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63204196A (en) * | 1987-02-19 | 1988-08-23 | 株式会社東芝 | Control-rod drive mechanism |
| JPH0527073A (en) * | 1991-07-25 | 1993-02-05 | Hitachi Ltd | Control rod driving mechanism |
| JPH05256979A (en) * | 1992-03-16 | 1993-10-08 | Toshiba Corp | Reactor trip device |
| JPH1078492A (en) * | 1996-09-04 | 1998-03-24 | Toshiba Corp | Control rod drive mechanism of reactor and its controller and operation method |
| JP2003270375A (en) * | 2002-03-13 | 2003-09-25 | Japan Atom Energy Res Inst | Passive reactor shutdown mechanism |
| CN103559919A (en) * | 2013-10-31 | 2014-02-05 | 四川华都核设备制造有限公司 | Control rod driving mechanism and method |
| CN104051029A (en) * | 2014-07-02 | 2014-09-17 | 中国科学院合肥物质科学研究院 | Modularized control rod driving system and method for horizontal reactor core structure |
| CN209216597U (en) * | 2018-11-12 | 2019-08-06 | 中国原子能科学研究院 | A kind of deepwater swimming-pool type reactor for supplying heat control rod drive mechanism |
-
2018
- 2018-11-12 CN CN201811342475.3A patent/CN109346195A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63204196A (en) * | 1987-02-19 | 1988-08-23 | 株式会社東芝 | Control-rod drive mechanism |
| JPH0527073A (en) * | 1991-07-25 | 1993-02-05 | Hitachi Ltd | Control rod driving mechanism |
| JPH05256979A (en) * | 1992-03-16 | 1993-10-08 | Toshiba Corp | Reactor trip device |
| JPH1078492A (en) * | 1996-09-04 | 1998-03-24 | Toshiba Corp | Control rod drive mechanism of reactor and its controller and operation method |
| JP2003270375A (en) * | 2002-03-13 | 2003-09-25 | Japan Atom Energy Res Inst | Passive reactor shutdown mechanism |
| CN103559919A (en) * | 2013-10-31 | 2014-02-05 | 四川华都核设备制造有限公司 | Control rod driving mechanism and method |
| CN104051029A (en) * | 2014-07-02 | 2014-09-17 | 中国科学院合肥物质科学研究院 | Modularized control rod driving system and method for horizontal reactor core structure |
| CN209216597U (en) * | 2018-11-12 | 2019-08-06 | 中国原子能科学研究院 | A kind of deepwater swimming-pool type reactor for supplying heat control rod drive mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111667929A (en) * | 2020-07-28 | 2020-09-15 | 中国原子能科学研究院 | Control rod driving mechanism and reactor with same |
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