CN110097980A - The base isolation of double containment nuclear power station and three-dimensional shock-damping structure - Google Patents
The base isolation of double containment nuclear power station and three-dimensional shock-damping structure Download PDFInfo
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- CN110097980A CN110097980A CN201910397938.4A CN201910397938A CN110097980A CN 110097980 A CN110097980 A CN 110097980A CN 201910397938 A CN201910397938 A CN 201910397938A CN 110097980 A CN110097980 A CN 110097980A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C13/00—Pressure vessels; Containment vessels; Containment in general
- G21C13/02—Details
- G21C13/024—Supporting constructions for pressure vessels or containment vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2222/00—Special physical effects, e.g. nature of damping effects
- F16F2222/08—Inertia
-
- 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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- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- High Energy & Nuclear Physics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Vibration Prevention Devices (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Dampers (AREA)
Abstract
The invention discloses a kind of base isolations for double containment nuclear power station and three-dimensional shock-damping structure, including inner containment, outer containment, core support structure, core structure, horizontal seismic isolation support, it is displaced transfer, vertical earthquake isolating support, vertical damping device, outer containment is fixedly connected with the ground, inner containment is connect with ground by horizontal seismic isolation support, the supporting member of core structure and the bottom plate of inner containment are connected by vertical earthquake isolating support, the supporting member of core structure and the side wall of inner containment are connected by vertical damping device, pass through displacement transfer connection between inner containment and outer containment.Base isolation according to the present invention for double containment nuclear power station and three-dimensional shock-damping structure, pass through the comprehensive function of setting horizontal seismic isolation support and displacement transfer, vertical earthquake isolating support and vertical damping device, generate three-dimensional damping effect, it can satisfy the special quake-resistant safety requirement of nuclear power station, improve the seismic seeurity of nuclear power station structure significantly.
Description
Technical field
The invention belongs to double containment nuclear power station cushion technique fields, are used for double layer security in particular to one kind
The base isolation of shell nuclear power station and three-dimensional shock-damping structure.The invention belongs to passively control shock mitigation system, meet dynamics and machinery
Principle improves the seismic seeurity of dependency structure and its equipment.
Background technique
In recent years, construction of nuclear power station level in China's is continuously improved, and gradually develops to world forefront.Due to nuclear power station safety
Full importance and the high cost of accident occurs, it is desirable that we integrate each side's surface technology and improve nuclear power station infrastructure
Safety, each factor are crucial indispensable, especially seismic seeurity.
The more advanced a collection of nuclear power station project in China has been all made of the design concept of double containment at present, is pacified using bilayer
Full shell, radioactive substance cannot leak in the case that internal layer ensures reactor generation accident, and outer layer resists the damage of external impact
Evil can resist the shock of similar commercial big aircraft, but due to the randomness of earthquake, be still to reduce core using advanced technology
The seismic response in power station.
Nuclear power is located at Same Site in structure, and structure size and seismic facies ratio belong to small size component, it can be assumed that
Nuclear power station does not have to consider earthquake Spatial Difference, earthquake motion is decomposed into horizontal and vertical earthquake motion, earthquake in the horizontal and vertical direction
In dynamic, earthquake is easy to cause reactor more serious injury as a result,.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention proposes a kind of resist
Pinking is good, damping effect stablize, and can effectively convert horizontal vibrating to vertically shake be used for double containment nuclear power station
Base isolation and three-dimensional shock-damping structure.
Base isolation according to the present invention for double containment nuclear power station and three-dimensional shock-damping structure, it is horizontal by setting
Shock isolating pedestal and displacement transfer, are displaced in the horizontal direction in inner containment with respect to ground to weaken, reduce geological process
Power, and by displacement transfer, moving horizontally for inner containment is converted into vertically movable, the vertical shift can be passed through
Vertical friction damping force is formed, the vertical damping of inside and outside shell structure is provided, reduces the perpendicular of inner containment and its internal structure
To vibration, slow down the horizontal displacement of inner containment, is used in the base isolation and three-dimensional shock-damping structure of double containment nuclear power station
Three-dimensional damping effect is generated from horizontal both direction and a vertical direction, may be implemented to meet the special antidetonation of nuclear power station
Safety requirements improves the seismic seeurity of nuclear power station structure significantly.
Base isolation according to the present invention for double containment nuclear power station and three-dimensional shock-damping structure, including interior safety
Shell, core support structure, core structure, horizontal seismic isolation support, displacement transfer, vertical earthquake isolating support, erects outer containment
To damper, the outer containment is fixedly connected with the ground, and the inner containment and ground are connected by the horizontal seismic isolation support
It connects, the supporting member of the core structure is connect with the bottom plate of the inner containment by the vertical earthquake isolating support, the heap
The supporting member of cored structure is connect with the side wall of the inner containment by the vertical damping device, the inner containment and institute
It states between outer containment through displacement transfer connection.
Base isolation according to the present invention for double containment nuclear power station and three-dimensional shock-damping structure, it is horizontal by setting
Shock isolating pedestal and displacement transfer and vertical earthquake isolating support and vertical damping device, are used in double containment nuclear power station base
The three-dimensional shock-damping structure of plinth shock insulation and the vertical damping vibration combination of rack-and-pinion is used for the base isolation and three of double containment nuclear power station
It ties up shock-damping structure and generates three-dimensional damping effect from horizontal both direction and a vertical direction, may be implemented to meet nuclear power
It stands special quake-resistant safety requirement, improves the seismic seeurity of nuclear power station structure significantly.
Base isolation according to an embodiment of the invention for double containment nuclear power station and three-dimensional shock-damping structure, institute
Horizontal seismic isolation support is stated using laminated rubber bases, and the horizontal seismic isolation support horizontal rigidity is less than vertical rigidity, it is described perpendicular
It is installed on to shock isolating pedestal between the bottom plate of the inner containment and the supporting member of the core structure, the vertical earthquake isolating
The horizontal rigidity of support is greater than vertical rigidity, the vertical damping device be installed on the supporting member of the core structure with it is described
Between the side wall of inner containment.
Base isolation according to an embodiment of the invention for double containment nuclear power station and three-dimensional shock-damping structure, institute
Rheme moves transfer and includes the first rack gear being connected with the inner containment and slide vertically described in the outer containment
The second rack gear of cooperation is damped, first rack gear is of coupled connections with second rack momentum, and on first rack gear edge
Second rack gear is driven vertically to slide relative to the outer containment when horizontal movement.
Base isolation according to an embodiment of the invention for double containment nuclear power station and three-dimensional shock-damping structure, institute
First rack gear that rheme moves transfer is installed on the outer wall of the inner containment, and the top with the inner containment
It is connected.
Base isolation according to an embodiment of the invention for double containment nuclear power station and three-dimensional shock-damping structure, institute
The inner wall of outer containment is stated equipped with sliding slot vertically, second rack gear of the displacement transfer is installed on the cunning
Slot.
Base isolation according to an embodiment of the invention for double containment nuclear power station and three-dimensional shock-damping structure, institute
It states the first rack gear to extend transversely, and the inner end of first rack gear is connected with the outer wall of the inner containment, first tooth
The spaced apart from inner walls of the outer end of item and the outer containment, second rack gear is vertically extending, and second rack gear is interior
Side is equipped with tooth, the displacement transfer further include: gear, the gear are engaged on first rack gear and described second
Between rack gear.
Base isolation according to an embodiment of the invention for double containment nuclear power station and three-dimensional shock-damping structure, institute
The first rack gear is stated equipped with the first displacement sensor, second rack gear is equipped with second displacement sensor；First rack gear is equipped with
First temperature sensor, second rack gear are equipped with second temperature sensor.
Base isolation according to an embodiment of the invention for double containment nuclear power station and three-dimensional shock-damping structure, institute
It is multiple, circumferentially spaced arrangement of multiple displacement transfers along the inner containment that rheme, which moves transfer,.
Base isolation according to an embodiment of the invention for double containment nuclear power station and three-dimensional shock-damping structure, institute
Stating inner containment includes shell ontology, and the displacement transfer is connected with the upper end of the shell ontology.
Base isolation according to an embodiment of the invention for double containment nuclear power station and three-dimensional shock-damping structure, institute
Stating inner containment includes shell ontology and tuned mass damper, and the tuned mass damper is installed on the top of the shell ontology
End, the displacement transfer are connected with the tuned mass damper.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Fig. 1 is the base isolation according to an embodiment of the invention for double containment nuclear power station and three-dimensional damping
The structural schematic diagram of structure；
Fig. 2 is the displacement transfer (partial enlarged view of the Fig. 1 at A) of embodiment according to the present invention.
Fig. 3 is that the base isolation for double containment nuclear power station according to another embodiment of the invention subtracts with three-dimensional
Shake the structural schematic diagram of structure；
Appended drawing reference:
Base isolation and three-dimensional shock-damping structure 100 for double containment nuclear power station；Core support structure 200；Reactor core
Structure 300；Ground 400；
Inner containment 11；Shell ontology 111；Tuned mass damper 112；Outer containment 12；Sliding slot 121；Inner containment bottom
Plate 13；
Horizontal seismic isolation support 21；Vertical earthquake isolating support 22；Vertical damping device 23；Damping slide block 24；
First displacement sensor 31；Second displacement sensor 32；First temperature sensor 33；Second temperature sensor 34.
It is displaced transfer 4；First rack gear 41；Second rack gear 42；Gear 43
Specific embodiment
Present invention is further described in detail with specific embodiment with reference to the accompanying drawing.
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to
The embodiment of attached drawing description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom" "inner", "outside", " axial direction ", " radial direction " is based on attached
Orientation or positional relationship shown in figure, is merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the present invention
Limitation.In addition, defining " first ", the feature of " second " can explicitly or implicitly include one or more be somebody's turn to do
Feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；
It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the connection inside two elements.For the ordinary skill in the art, it can understand that above-mentioned term exists with concrete condition
Concrete meaning in the present invention.
The requirement for allowing eaerthquake damage occur to meet nuclear power station structure and equipment not shakes according to earthquake motion three-dimensional
The actual conditions in (horizontal both direction, a vertical direction) play double containment (outer containment 12, inner containment 11)
Nuclear power station architectural characteristic, the present invention proposes a kind of base isolation for double containment nuclear power station and three-dimensional damping knot
Structure 100.Below with reference to Fig. 1-Fig. 3 describe the base isolation according to an embodiment of the present invention for double containment nuclear power station with
Three-dimensional shock-damping structure 100.
As shown in Figure 1-Figure 3, the base isolation according to an embodiment of the invention for double containment nuclear power station with
Three-dimensional shock-damping structure 100 includes: inner containment 11, outer containment 12, horizontal seismic isolation support 21, vertical earthquake isolating support 22, erects
To damper 23 and displacement transfer 4.
As shown in Figure 1, Figure 3, outer containment 12 is connect using fixed connection mode with ground 400, and outer containment 12 covers at interior
Containment 11, inner containment 11 have given up traditional fixed connection mode, are installed on horizontal seismic isolation support 21, horizontal seismic isolation support
Seismic Isolation of Isolation Layer is set as using rubber earthquake isolation support, ground 400, and horizontal seismic isolation support are installed on using horizontal seismic isolation support 21
21 horizontal rigidity, which is less than vertical rigidity, makes interior peace so that inner containment 11 and the rigidity connected horizontally of ground 400 are smaller
Full shell 11 in earthquake can opposite 400 horizontal direction of ground move, and formed between inner containment 11 and outer containment 21 compared with
Big horizontal relative displacement.Since the rigidity of structure of 12 structure of outer containment is big, thus the displacement of its horizontal earthquake is small, and interior peace
The rigidity of structure of complete 11 structure of shell is small, and horizontal earthquake displacement is big, thus inner containment 11 and outer containment 12 can produce compared with
Big horizontal displacement is poor.Specifically, inner containment 11 and its internal structure use horizontal seismic isolation support 21 to carry out base isolation,
The transmission energy of level of isolation earthquake trend nuclear power station structure and equipment.
Specifically, horizontal seismic isolation support 21 can make inner containment 11 with respect to the form that ground 400 shakes in the horizontal direction
Disperse, weaken, dredge geological process power, at this point, the seismic response of horizontal seismic isolation support 21 is concentrated mainly on base isolation layer,
Level of isolation earthquake motion may be implemented, reduced the horizontal ground motion of inner containment 12 and its internal structure.
Between inner containment 11 and outer containment 12 arrangement displacement transfer, displacement transfer 4 be it is multiple, it is multiple
Transfer 4 is displaced along the circumferentially spaced arrangement of inner containment 11.
As shown in Figure 1-Figure 3, displacement transfer 4 includes: the first rack gear 41, the second rack gear 42 and gear 43, and first
It is provided with the first temperature sensor 33, the first displacement sensor 31 on rack gear 41, second temperature biography is provided on the second rack gear 42
Sensor 34 and second displacement sensor 32, the inner wall of outer containment 12 are equipped with sliding slot 121 vertically, and the second rack gear is installed on
Sliding slot 121.
Inner containment 11 will drive the first rack gear 41 and move in the horizontal direction when moving in the horizontal direction relative to ground 400,
Gear 43 is engaged between the first rack gear 41 and the second rack gear 42, and the first rack gear 41 can be rotated with moving gear 43, gear 43
To drive the second rack gear 42 mobile, the second rack gear 42 is vertically extending for rotation, and gear 43 drives the second rack gear 42 vertically to move
It is dynamic, and then complete to convert the vertically movable of the second rack gear 42 for moving horizontally for inner containment 11, pass through the vertically movable shape
At vertical friction damping force, the vertical damping of inside and outside shell structure is provided, reduces the perpendicular of inner containment 11 and its internal structure
To vibration.First displacement sensor 31, second displacement sensor 3, the first temperature sensor 33 and second temperature sensor 34 are right
Displacement and environment temperature at displacement transfer 4 are monitored in real time.
Second rack gear 42 is installed on sliding slot 121, thus, it is possible to pass through the cooperation realization of sliding slot 121 and the second rack gear 42 the
The opposite outer containment 12 of two rack gear 42 is slidably matched, and this kind of fit structure is simple, high reliablity, and then promotes displacement and turn
To the performance of device 4.Anti-skid design can be set in the contact surface of sliding slot 121 and the second rack gear 42, or in sliding slot 121 and
The contact surface of two rack gears 42 sets the force of sliding friction between the approach such as nonskid coating enhancing sliding slot 121 and the second rack gear 42, thus real
The sliding of existing second rack gear 42 and outer containment 12, which damps, to be cooperated.
As shown in Figure 1, Figure 3, for the base isolation of double containment nuclear power station and three-dimensional shock-damping structure 100 further include:
Inner containment bottom plate 13, vertical earthquake isolating support 22 and vertical damping device 23.
Inner containment 11 is mounted on horizontal seismic isolation support 21 by the setting realization of inner containment bottom plate 13, vertical earthquake isolating branch
The horizontal rigidity of seat 22 is greater than vertical rigidity, so that the vertical earthquake isolating of inner containment 11 is realized, to further decrease interior safety
The vertical vibration of shell 11；Vertical damping device 23 can prevent generation level side between core support structure 200 and inner containment 11
To relative displacement and colliding with for occurring, earthquake response is limited, and then play protection and core support structure 200
Connected core structure 300 acts on.
In some embodiments, as shown in Figure 1, inner containment 11 includes shell ontology 111, displacement transfer 4 and shell sheet
The upper end of body 111 is connected, and when an earthquake occurs, displacement transfer 4 is connected with the upper end of shell ontology 111, so that displacement be made to turn
The horizontal vibration of inner containment 11 is absorbed to device 4, and then mitigates the horizontal vibration of inner containment 11.
In further embodiments, as shown in figure 3, inner containment 11 includes shell ontology 111 and tuned mass damper
112, tuned mass damper 112 is installed on the top of shell ontology 111, displacement transfer 4 and tuned mass damper 112
It is connected, when an earthquake occurs, tuned damper can provide almost equal, contrary with the structure motion power of frequency,
Carry out structural response caused by partial offset dynamic excitation, tuned damper can be mentioned by itself with respect to inner containment 11 as a result,
For the power of opposite direction, the horizontal displacement of part inner containment 11, displacement transfer 4 and tuned mass damper 112 are offset
It is connected, to make to be displaced the horizontal vibration that transfer 4 absorbs tuned mass damper 112, and then mitigates inner containment 11
Horizontal vibration.
In some instances, tuned mass damper 112 can be water tank, and water tank is provided with water, when an earthquake occurs, water
It can be shaken in water tank due to the vibration of the horizontal direction of inner containment 11, but due to the inertia of water, the water in water tank can mention
Move horizontally with inner containment 11 that frequency is almost equal for one, the power opposite with 11 direction of motion of inner containment, to offset
The shaking force that part inner containment 11 is subject to.
According to the above description, the base isolation for being used in double containment nuclear power station and three-dimensional damping knot are ultimately formed
Structure realizes three-dimensional damping effect from the damping in horizontal both direction and vertical direction setting, may be implemented to meet
The special quake-resistant safety requirement of nuclear power station, improves the seismic seeurity of nuclear power station structure significantly.
Claims (10)
1. the base isolation of double containment nuclear power station and three-dimensional shock-damping structure, which is characterized in that including inner containment, outer safety
Shell, core support structure, core structure, horizontal seismic isolation support, displacement transfer, vertical earthquake isolating support, vertical damping device, institute
It states outer containment to be fixedly connected with the ground, the inner containment is connect with ground by the horizontal seismic isolation support, the reactor core
The supporting member of structure is connect with the bottom plate of the inner containment by the vertical earthquake isolating support, the load-bearing of the core structure
Component is connect with the side wall of the inner containment by the vertical damping device, between the inner containment and the outer containment
Pass through displacement transfer connection.
2. the base isolation of double containment nuclear power station according to claim 1 and three-dimensional shock-damping structure, which is characterized in that
The horizontal seismic isolation support uses laminated rubber bases, and the horizontal rigidity of the horizontal seismic isolation support is less than vertical rigidity, institute
Vertical earthquake isolating support is stated to be installed between the bottom plate of the inner containment and the supporting member of the core structure, it is described vertically every
The horizontal rigidity for shaking support is greater than vertical rigidity, the vertical damping device be installed on the supporting member of the core structure with it is described
Between the side wall of inner containment.
3. the base isolation of double containment nuclear power station according to claim 1 and three-dimensional shock-damping structure, which is characterized in that
The displacement transfer include the first rack gear being connected with the inner containment and with the outer containment along the vertical cunning
Second rack gear of dynamic damping cooperation, first rack gear are of coupled connections with second rack momentum, and in first rack gear
Second rack gear is driven vertically to slide relative to the outer containment when along horizontal movement.
4. the base isolation of double containment nuclear power station according to claim 3 and three-dimensional shock-damping structure, which is characterized in that
First rack gear of the displacement transfer is installed on the outer wall of the inner containment, and the top with the inner containment
It is connected.
5. the base isolation of double containment nuclear power station according to claim 3 and three-dimensional shock-damping structure, which is characterized in that
The inner wall of the outer containment is equipped with sliding slot vertically, and second rack gear of the displacement transfer is installed on the cunning
Slot.
6. the base isolation of double containment nuclear power station according to claim 3 and three-dimensional shock-damping structure, which is characterized in that
First rack gear extends transversely, and the inner end of first rack gear is connected with the outer wall of the inner containment, and described first
The spaced apart from inner walls of the outer end of rack gear and the outer containment, second rack gear is vertically extending, and second rack gear
Medial surface is equipped with tooth, the displacement transfer further include: gear, the gear are engaged on first rack gear and described second
Between rack gear.
7. the base isolation of double containment nuclear power station according to claim 3 and three-dimensional shock-damping structure, which is characterized in that
First rack gear is equipped with the first displacement sensor, and second rack gear is equipped with second displacement sensor；First rack gear is set
There is the first temperature sensor, second rack gear is equipped with second temperature sensor.
8. according to claim 1 for the base isolation of double containment nuclear power station and three-dimensional damping knot described in any one of -7
Structure, which is characterized in that the displacement transfer is multiple, circumferential direction of multiple displacement transfers along the inner containment
It is arranged spaced apart.
9. the base isolation of double containment nuclear power station described in any one of -7 and three-dimensional shock-damping structure according to claim 1,
It is characterized in that, the inner containment includes shell ontology, the displacement transfer is connected with the upper end of the shell ontology.
10. the base isolation of double containment nuclear power station described in any one of -7 and three-dimensional shock-damping structure according to claim 1,
It is characterized in that, the inner containment includes shell ontology and tuned mass damper, the tuned mass damper is installed on institute
The top of shell ontology is stated, the displacement transfer is connected with the tuned mass damper.
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| CN110725342A (en) * | 2019-10-23 | 2020-01-24 | 东南大学 | Three-dimensional multi-defense line double-raft shock insulation structure suitable for nuclear power station in soft soil area |
| CN110725342B (en) * | 2019-10-23 | 2021-03-23 | 东南大学 | Three-dimensional multi-defense line double-raft shock insulation structure suitable for nuclear power station in soft soil area |
| CN110835927A (en) * | 2019-10-30 | 2020-02-25 | 东南大学 | Intelligent nuclear power station composite shock insulation foundation with eddy current energy consumption device |
| CN110835927B (en) * | 2019-10-30 | 2021-03-09 | 东南大学 | Intelligent nuclear power station composite shock insulation foundation with eddy current energy consumption device |
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| CN110097980B (en) | 2022-04-05 |
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