CN108930343A - Small-sized nuclear reactor three-dimensional isolation structure - Google Patents
Small-sized nuclear reactor three-dimensional isolation structure Download PDFInfo
- Publication number
- CN108930343A CN108930343A CN201810746368.0A CN201810746368A CN108930343A CN 108930343 A CN108930343 A CN 108930343A CN 201810746368 A CN201810746368 A CN 201810746368A CN 108930343 A CN108930343 A CN 108930343A
- Authority
- CN
- China
- Prior art keywords
- nuclear reactor
- component
- tmd
- support construction
- bottom plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
- E04H9/0215—Bearing, supporting or connecting constructions specially adapted for such buildings involving active or passive dynamic mass damping systems
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/36—Bearings or like supports allowing movement
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The present invention relates to a kind of small-sized nuclear reactor three-dimensional isolation structures, horizontal seismic isolation support is provided between foundation and base isolation bottom plate, tuned mass damper, TMD support is provided between base isolation bottom plate and tuned mass damper, TMD minor structure-inner containment, nuclear reactor support construction is arranged in tuned mass damper, TMD minor structure inner containment, nuclear reactor support construction is arranged on base isolation bottom plate by vertical earthquake isolating support, nuclear reactor support construction periphery is circumferentially disposed to prevent the component that vertically topples, the component that prevents from vertically toppling is fixedly connected with base isolation bottom plate, it prevents from vertically toppling and is provided with level between component and nuclear reactor support construction with position component, prevent from vertically toppling circumferentially disposed structure vertical damping component between component and nuclear reactor support construction.Structure of the invention is vertically and horizontal seismic isolation significant effect, antidetonation robustness be good, damping effect stabilization, and the seismic seeurity of small-sized nuclear reactor nuclear power station structure can be significantly increased.
Description
Technical field
The present invention relates to a kind of isolation structure, especially a kind of small-sized nuclear reactor three-dimensional isolation structure.
Background technique
With advances in technology, the increase of energy demand and the pay attention to day by day of environmental protection, the nuclear energy power generation of clean and effective
Have become the emphasis of countries in the world development.It is well known that nuclear power plant accident will cause serious environmental pollution, heavy economy
Loss and severe social concern.In the sense that nuclear power station is not allowed earthquake accident occur.Due to the randomness of earthquake
With the complexity of nuclear power plant system, the quake-resistant safety of nuclear power station still suffers from huge challenge.
Different from conventional thermal power generation, under geological process, nuclear power station must satisfy 3 safe basic functions, be respectively:
1) has the basic function of safe shutdown, terminates the generation of nuclear fission, and be able to maintain safe shutdown state.2) has remaining
Hot export function can safely cool down reactor core in effective timeliness internal cooling system, prevent reactor core high temperature melting.3) has packet
The function of holding sealing radioactive substance in containment barrier, prevents nuclear radiation elements diffusion under any circumstance.It is above-mentioned
Any one basic function fails, and can all lead to the generation of nuclear accident.
Corresponding with nuclear safety basic function, nuclear power station structure, which should meet special shockproof requirements, to be had: 1) safe shutdown function
It is required that reactor core smoothly can be inserted into control rod, guarantee that reactor safety stops working, this requires nuclear equipment and its support construction not
Can there are biggish relative displacement and relative acceleration.2) in order to guarantee waste heat export function, nuclear power station is provided with many complexity
Security system, this requires the earthquake of nuclear power plant equipment and system that should control in a certain range, prevents core system destruction or function
It can failure.3) radioactive substance is spread in order to prevent, guarantees the function of containing sealing, the nuclear power plant containment shell under geological process
Do not allow crack occur.Obviously, nuclear power station earthquake-resistant structure requires have very big difference with traditional structure.Under geological process, commonly
Building allows structure to be in plastic stage or even local failure.Due to the special shockproof requirements of nuclear power station structure to be met, nuclear power
Station structure seismic response should control in a certain range.
Using having the characteristics that passive Building technology, such as Base Isolation Technology (Base Isolation System,
BIS) and the passive energy dissipations technology such as tuned mass damper, TMD (Tuned Mass Damper, TMD), meet passive safe skill
Art and design concept.Base Isolation Technology achieves significant research achievement, effectively improves the anti-seismic performance of nuclear power station.
TMD technology has had the technology of solid damping theoretical basis and maturation as Base Isolation Technology, and in building, machine
There is successful application in the fields such as tool and traffic, achieve good damping effect.Alone or in combination but without TMD technology
Ground is applied to nuclear power station.And the shock isolation system of nuclear power station is studied based on horizontal seismic isolation, not individually for vertical earthquake isolating system
It carries out systematic research, solution and optimizes structure accordingly.
Small-sized nuclear reactor is defined as nuclear reactor of the generated output less than 300 megawatts by International Atomic Energy Agency (IAEA)
Power device, referred to as small-sized heap.Generated output is defined as medium-sized reactor between 300-600 megawatts, and the two can be referred to as
For middle-size and small-size nuclear reactor, English abbreviation SMR (Smalland Medium-sized Reactors).As global nuclear power is sent out
Exhibition, more and more countries begin to focus on the application of small-sized heap.IAEA is indicated, will be encouraged to develop and be utilized safe and reliable, economical
Upper feasible middle-size and small-size reactor.In fact, small-sized heap obtains international attention and research and development is concentrated to start from initial stage in this century, in previous generation
It recorded for five sixties, the utilization of medium and small reactor has begun.Therebetween, in addition to the research experiment heap of early stage and the nuclear power of standard
Other than standing, the small-sized heap of hundreds has also been built.It can be said that the research and development and construction of small-sized heap have had accumulated a large amount of engineering skill
Art experience.But most of small-sized reactor of nuclear power plant uses traditional anti-seismic structure.
The present invention for nuclear power station does not allow to occur under geological process nuclear power station structure and equipment occur destroying it is special
Shockproof requirements propose water on the basis of traditional base isolation-tuned mass damper, TMD (BIS-TMD) mixes cushion technique
Flat shock insulation is taken into account with vertical earthquake isolating, has given full play to the advantage of BIS-TMD technology, using vertical earthquake isolating technology and prevents vertical
Be displaced it is excessive caused by overturning, realize that vertical three-dimensional isolation effect is prominent, antidetonation robustness is good, damping effect is stablized,
And meet the three-dimemsional vibration insulationg system of the special shockproof requirements of nuclear power station.
Summary of the invention
In view of the above technology, the technical problem to be solved in the present invention is to provide one kind to meet Structural Dynamics principle and earthquake
Engine request, the horizontal seismic isolation for combining BIS-TMD structure and vertical earthquake isolating technology, significant improve nuclear facilities and core branch
The seismic seeurity of support structure, the small-sized nuclear reactor three-dimensional isolation structure for meeting the special shockproof requirements of nuclear power station.
In order to solve the above technical problems, a kind of small-sized nuclear reactor three-dimensional isolation structure of the present invention, including foundation, water
It is flat shock isolating pedestal, base isolation bottom plate, tuned mass damper, TMD support, tuned mass damper, TMD minor structure inner containment, vertical
Shock isolating pedestal, nuclear reactor support construction, prevent from vertically toppling component, structure vertical damping component and level are the same as position component, ground
Horizontal seismic isolation support, base isolation bottom plate and tuned mass damper, TMD minor structure are provided between base basis and base isolation bottom plate
Tuned mass damper, TMD support is provided between inner containment, nuclear reactor support construction is arranged in tuned mass damper, TMD knot
In structure inner containment, nuclear reactor support construction is arranged on base isolation bottom plate by vertical earthquake isolating support, nuclear reactor branch
Support structure periphery is circumferentially disposed to prevent the component that vertically topples, and the component that prevents from vertically toppling is fixedly connected with base isolation bottom plate, anti-
Only vertically topple and be provided with level between component and nuclear reactor support construction with position component, prevent from vertically toppling component and core it is anti-
Answer circumferentially disposed structure vertical damping component between heap support construction.
The invention has the advantages that: use horizontal seismic isolation support and base isolation bottom plate, basis of formation isolation structure,
Being isolated for superstructure and foundation is realized, the response of earthquake motion is reduced, effectively reduces seismic energy input.
Using TMD support, BIS-TMD structure is cooperatively formed with base isolation structure, gives full play to the excellent of BIS-TMD
Gesture realizes horizontal seismic isolation technology so that structure level seismic response is concentrated mainly on BIS base isolation layer and TMD subsystem.
It between nuclear facilities and nuclear reactor support construction and base isolation bottom plate, is fixed using horizontal direction, vertical bullet
The support of spring connection, reduces the vertical rigidity of nuclear reactor support construction and nuclear facilities, reduces vertical seismic action dynamic response, real
Vertical seismic motion isolation is showed.
Provided with structure vertical damping component, increases vertical structure damping, vertical seismic energy is effectively absorbed, into one
Step reduces the vertical seismic responses of nuclear facilities and its support construction.
Provided with the component and horizontal with position component of preventing from vertically toppling, prevent nuclear reactor support construction and nuclear facilities due to
Vertical motion is displaced excessive generation overturning, increases the seismic seeurity of nuclear facilities and support construction, mentions for vertical earthquake isolating
For one of overturn-preventing defence line.
The earthquake motion that ground transmits is isolated by base isolation support, base isolation support and base isolation bottom plate are inhaled first
Receiving portions horizontally shake；Vertical rigidity and the vertical structure damping for adjusting nuclear facilities support construction, realize vertical earthquake isolating
Technology reduces vertical seismic action dynamic response；Increase overturn-preventing component, the overturn-preventing defence line of vertical earthquake isolating is provided；Pass through above-mentioned structure
The synergistic effect of part, realizes the three-dimensional isolation structure for meeting the special shockproof requirements of nuclear power station, and structure is vertical and horizontal seismic isolation
Effect is prominent, antidetonation robustness is good, damping effect is stablized.The utility model structure realizes that simply theoretical foundation is reliable, can be significantly
Ground improves the seismic seeurity of small-sized nuclear reactor nuclear power station structure.
Detailed description of the invention
Fig. 1 is the small-sized nuclear reactor new structure 1-1 diagrammatic cross-section of three-dimensional isolation；
Fig. 2 is the small-sized nuclear reactor new structure top view of three-dimensional isolation；
Fig. 3 is nuclear reactor support construction schematic diagram；
Specific embodiment
The present invention is suitable for the small-sized nuclear reactor for not allowing eaerthquake damage occur, belongs to three-dimemsional vibration insulationg system, the utility model
Structure is also applied for the three-dimensional isolation demand of rare cultural relics, precision instrument.
Embodiment of the present invention is do not allow to occur under geological process structure and damage of facilities according to nuclear power station special
Shockproof requirements propose improvement on the basis of mixing cushion technique based on base isolation-tuned mass damper, TMD (BIS-TMD), and
Structure of the invention is realized by structural measure.
Firstly, carrying out pouring for foundation, horizontal base shock isolating pedestal is installed on foundation, and then in support
On pour installation foundation shock insulation bottom plate.Then, vertical earthquake isolating support is set, and completes the construction of nuclear reactor support construction.So
Afterwards, overturn-preventing component is set, vertical structure damping, horizontal same position are installed between overturn-preventing component and nuclear reactor support construction
Component.Meanwhile nuclear facilities being installed.Finally, installation TMD support, and pour on it and complete TMD minor structure-inner containment
Construction.
The small-sized nuclear reactor three-dimensional isolation structure of the present invention, including foundation 1, horizontal seismic isolation support 2, base isolation bottom
Plate 3, TMD support 4 and TMD minor structure-inner containment 5, vertical earthquake isolating support 6 and nuclear reactor support construction 7, are prevented nuclear facilities 8
Component 9, structure vertical damping component 10 and level only vertically topple with position component 11；It is characterized by: passing through above-mentioned component
Combination, may be implemented new structure of the invention.Structure implementation process is simple, and mechanical mechanism is clear, has good operate
Property.Wherein, superstructure is by member base shock insulation bottom plate 3, TMD support 4, TMD minor structure-inner containment 5, vertical earthquake isolating support
6, nuclear reactor support construction 7, nuclear facilities 8, prevent from vertically toppling component 9, structure vertical damping component 10, level are the same as position component
11 compositions；TMD main structure by member base shock insulation bottom plate 3, vertical earthquake isolating support 6, nuclear reactor support construction 7, nuclear facilities 8,
Prevent from vertically toppling component 9, structure vertical damping component 10, level with the composition of position component 11, TMD minor structure includes TMD knot
Structure-inner containment 5, TMD minor structure and TMD main structure are connected by TMD support 4.
The fixed connection mode for implementing to have given up traditional structure is realized using horizontal seismic isolation support 2 and base isolation bottom plate 3
Superstructure is isolated with the horizontal earthquake of foundation 1, forms horizontal seismic isolation structure.
On the basis of horizontal seismic isolation, propose that TMD minor structure-inner containment 5 and base isolation bottom plate 3 are connected using TMD support 4
It connects, forms TMD minor structure and main structure；Base isolation structure and TMD structure have cooperatively formed BIS-TMD earthquake isolation
Structure.BIS-TMD earthquake isolation structure preferably reduces influence of the horizontal earthquake to nuclear power station structure than base isolation structure,
Good damping effect, isolating affection are stablized, and nuclear power station quake-resistant safety requirement is more met.
By the way that vertical earthquake isolating support 6, nuclear reactor are arranged between nuclear reactor support construction 7 and base isolation bottom plate 3
Support construction 7 and nuclear facilities 8 realize the shock insulation to vertical seismic motion.By reducing the vertical rigidity of vertical earthquake isolating support 6, prolong
The vertical period of long nuclear reactor support construction 5 realizes the vertical earthquake isolating of nuclear reactor support construction 5.
Vertical earthquake isolating causes the displacement of 7 vertical motion of nuclear reactor support construction big, and overturning easily occurs for structure.In order to anti-
Only overturning occurs for nuclear reactor support construction 7 and nuclear facilities 8, prevents 7 periphery of nuclear reactor support construction is circumferentially disposed
Topple component 9, is fixedly connected with base isolation bottom plate 3.Meanwhile nuclear reactor support construction 7 and preventing topple component 9 it
Between add level with position component 11, the component may be implemented to prevent from toppling component 9 and nuclear reactor support construction 7 it is having the same
Horizontal displacement.Topple component 9 and the horizontal collective effect with position component 11 are prevented, provides side for nuclear reactor support construction 7
To fixed point, it is therefore prevented that overturning occurs for nuclear reactor support construction 7 and nuclear facilities 8.
Vertical earthquake isolating support 6 is to the amplification situations of certain seismic waves in order to prevent, nuclear reactor support construction 7 with prevent
Topple circumferentially disposed vertical damping component 10 between component 9.Since prevent from toppling component 9 and base isolation bottom plate 3 are using vertical
Connection, vertical motion frequency is fast, causes vertical motion displacement small；And 7 vertical motion frequency of nuclear reactor support construction is slow, erects
It is big to vibration displacement, thus the vertical displacement difference between component 9 and nuclear reactor support construction 7 of toppling can promote vertical damping structure
Part 10 plays a role, and the vertical damping energy dissipation performance of lift structure reduces the vertical motion of structure, so that it is vertical to improve structure
Damping effect.
Nuclear facilities and nuclear power station, which do not require nothing more than structure not, to be allowed to destroy in earthquake, and the ground of structure is required to ring
It should should not be more than to allow design value.Meanwhile earthquake randomness is strong, mechanism of production is complicated, extent of the destruction is big, has very strong
Unpredictability.For the specific safeties requirements such as safe shutdown and the waste heat export of realizing nuclear facilities, in order to prevent nuclear leakage thing
Therefore appearance, improve the seismic seeurity of nuclear facilities and nuclear power station, this patent proposes the novel three-dimensional of suitable Small reactor
Isolation structure.
The invention proposes the novel three-dimensional isolation structures of suitable Small reactor, firstly, application foundation shock insulation-frequency modulation tune
Humorous (BIS-TMD) isolation of system horizontal ground motion so that the new structure seismic response be concentrated mainly on BIS base isolation layer and
TMD minor structure reduces the horizontal ground motion of small-sized nuclear reactor structure, realizes level of isolation earthquake motion.Secondly, having modified
The structure type that small-sized nuclear reactor support construction is fixedly connected with basis is fixed, Vertical Spring connection using horizontal direction
Support realize the vertical earthquake isolating of nuclear reactor support construction and nuclear facilities by adjusting the vertical rigidity of Vertical Spring.Together
When, nuclear reactor support construction and nuclear facilities vertical motion are displaced excessive and overturning occur in order to prevent, increase circumferential direction
Arrangement prevents the component that topples.The component that prevents from toppling connect with position component with nuclear reactor support construction by level, and level is together
Position component may be implemented nuclear reactor support construction and prevent component horizontal displacement having the same of toppling, it is therefore prevented that overturning
Generation.Add finally, giving full play to the component that prevents from toppling with the biggish vertical relative displacement of nuclear reactor support construction and relatively
Speed increases structure vertical damping component, further reduces the vertical seismic responses of nuclear reactor support construction and nuclear facilities.
By the above process, the three-dimensional isolation of nuclear reactor support construction and nuclear facilities is realized.
The present invention has played the advantages of BIS-TMD passive vibration absorbing structure, and the influence of horizontal earthquake has been isolated；Pass through vertical bullet
Spring support increases and vertically consumes energy and prevent level from toppling component, reduces the influence of vertical seismic action, realize three-dimensional isolation damping
Structure.By the optimization analysis of structure and technology, the utility model structure may be implemented there is the earthquake in all places to subtract well
Shake effect.The utility model structure realizes that simply theoretical foundation is reliable, can improve the quake-resistant safety of Small nuclear power plant structure significantly
Property.
Claims (1)
1. a kind of small-sized nuclear reactor three-dimensional isolation structure, it is characterised in that: including foundation (1), horizontal seismic isolation support
(2), base isolation bottom plate (3), tuned mass damper, TMD support (4), tuned mass damper, TMD minor structure-inner containment (5), perpendicular
To shock isolating pedestal (6), nuclear reactor support construction (7), the component (9) that prevents from vertically toppling, structure vertical damping component (10) and
Level is provided with horizontal seismic isolation support (2) with position component (11) between foundation (1) and base isolation bottom plate (3), basis every
Tuned mass damper, TMD support (4), core are provided between shake bottom plate (3) and tuned mass damper, TMD minor structure inner containment (5)
Reactor support construction (7) setting is in tuned mass damper, TMD minor structure inner containment (5), nuclear reactor support construction (7)
It is arranged on base isolation bottom plate (3) by vertical earthquake isolating support (6), nuclear reactor support construction (7) periphery is circumferentially disposed anti-
It only vertically topples component (9), the component (9) that prevents from vertically toppling is fixedly connected with base isolation bottom plate (3), prevents the structure that vertically topples
It is provided with level between part (9) and nuclear reactor support construction (7) with position component (11), prevents vertically topple component (9) and core
Circumferentially disposed structure vertical damping component (10) between reactor support construction (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810746368.0A CN108930343A (en) | 2018-07-09 | 2018-07-09 | Small-sized nuclear reactor three-dimensional isolation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810746368.0A CN108930343A (en) | 2018-07-09 | 2018-07-09 | Small-sized nuclear reactor three-dimensional isolation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108930343A true CN108930343A (en) | 2018-12-04 |
Family
ID=64447982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810746368.0A Pending CN108930343A (en) | 2018-07-09 | 2018-07-09 | Small-sized nuclear reactor three-dimensional isolation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108930343A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110097980A (en) * | 2019-05-14 | 2019-08-06 | 哈尔滨工程大学 | The base isolation of double containment nuclear power station and three-dimensional shock-damping structure |
| CN110106921A (en) * | 2019-05-14 | 2019-08-09 | 哈尔滨工程大学 | The base isolation of double containment nuclear power station and three-dimensional shock-damping structure |
| WO2022041463A1 (en) * | 2020-08-25 | 2022-03-03 | 中国电力科学研究院有限公司 | Vertical seismic isolation system |
| WO2022257312A1 (en) * | 2021-06-11 | 2022-12-15 | 上海核工程研究设计院有限公司 | Composite seismic isolation and absorption system for nuclear island structure |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS547507U (en) * | 1977-06-20 | 1979-01-18 | ||
| CN102174820A (en) * | 2011-03-28 | 2011-09-07 | 陆建衡 | Vibration cushion, elimination, reduction and isolation structures for building and nuclear power station |
| CN102347087A (en) * | 2011-09-01 | 2012-02-08 | 李志胜 | Anti-vibration device for nuclear power plant reactor |
| CN102656643A (en) * | 2010-02-09 | 2012-09-05 | 三菱重工业株式会社 | Basic slab of building of nuclear plant, and nuclear plant |
| CN205376131U (en) * | 2015-12-15 | 2016-07-06 | 中国核动力研究设计院 | Reactor pressure vessel support structure |
| CN105261403B (en) * | 2015-09-17 | 2017-09-29 | 中国核动力研究设计院 | It is a kind of to be applied to the land full rickle damping buoyant raft device for burying arrangement |
| CN107910080A (en) * | 2017-11-10 | 2018-04-13 | 哈尔滨工程大学 | Nuclear island of nuclear power station BIS TMD passively mix damping new structure |
-
2018
- 2018-07-09 CN CN201810746368.0A patent/CN108930343A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS547507U (en) * | 1977-06-20 | 1979-01-18 | ||
| CN102656643A (en) * | 2010-02-09 | 2012-09-05 | 三菱重工业株式会社 | Basic slab of building of nuclear plant, and nuclear plant |
| CN102174820A (en) * | 2011-03-28 | 2011-09-07 | 陆建衡 | Vibration cushion, elimination, reduction and isolation structures for building and nuclear power station |
| CN102347087A (en) * | 2011-09-01 | 2012-02-08 | 李志胜 | Anti-vibration device for nuclear power plant reactor |
| CN105261403B (en) * | 2015-09-17 | 2017-09-29 | 中国核动力研究设计院 | It is a kind of to be applied to the land full rickle damping buoyant raft device for burying arrangement |
| CN205376131U (en) * | 2015-12-15 | 2016-07-06 | 中国核动力研究设计院 | Reactor pressure vessel support structure |
| CN107910080A (en) * | 2017-11-10 | 2018-04-13 | 哈尔滨工程大学 | Nuclear island of nuclear power station BIS TMD passively mix damping new structure |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110097980A (en) * | 2019-05-14 | 2019-08-06 | 哈尔滨工程大学 | The base isolation of double containment nuclear power station and three-dimensional shock-damping structure |
| CN110106921A (en) * | 2019-05-14 | 2019-08-09 | 哈尔滨工程大学 | The base isolation of double containment nuclear power station and three-dimensional shock-damping structure |
| CN110106921B (en) * | 2019-05-14 | 2021-04-06 | 哈尔滨工程大学 | Foundation shock insulation and three-dimensional shock absorption structure of double-containment nuclear power station |
| CN110097980B (en) * | 2019-05-14 | 2022-04-05 | 哈尔滨工程大学 | Foundation shock insulation and three-dimensional shock absorption structure of double-containment nuclear power station |
| WO2022041463A1 (en) * | 2020-08-25 | 2022-03-03 | 中国电力科学研究院有限公司 | Vertical seismic isolation system |
| WO2022257312A1 (en) * | 2021-06-11 | 2022-12-15 | 上海核工程研究设计院有限公司 | Composite seismic isolation and absorption system for nuclear island structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108930343A (en) | Small-sized nuclear reactor three-dimensional isolation structure | |
| CN108877963B (en) | Three-dimensional shock insulation structure of large nuclear power station with double containment vessels | |
| CN105027223A (en) | Modular transportable nuclear generator | |
| Dusi | Seismic isolation of nuclear power plants | |
| CN105261403B (en) | It is a kind of to be applied to the land full rickle damping buoyant raft device for burying arrangement | |
| CN107910080A (en) | Nuclear island of nuclear power station BIS TMD passively mix damping new structure | |
| CN113374103A (en) | Compound shock insulation and absorption system of nuclear power structure | |
| Moriarty | Global nuclear energy: an uncertain future. | |
| Blanford et al. | Advanced seismic base isolation methods for modular reactors | |
| CN204570979U (en) | Photovoltaic power plant level is to friction viscous composite damping stopping means | |
| CN204174771U (en) | Bidirectional slide friction energy dissipation shock mitigation system | |
| CN104847153B (en) | Self-reset swinging inner barrel shock absorption water tank | |
| CN202969625U (en) | Damping device | |
| CN216475686U (en) | Compound shock insulation shock mitigation system of nuclear power structure | |
| CN110097980A (en) | The base isolation of double containment nuclear power station and three-dimensional shock-damping structure | |
| Forni et al. | Seismic-Initiated events risk mitigation in LEad-cooled Reactors: the SILER Project | |
| CN201649347U (en) | Ultimate displacement limiting device for shock isolating structural layer in shock isolating structure | |
| CN202258387U (en) | Anti-vibration device for nuclear power station reactor | |
| Steinwarz et al. | Status of design of the HTR test module China | |
| Poggianti et al. | SILER Project: Design of the Seismic Isolators | |
| Jiang | Fukushima nuclear accident implications for the nuclear power development in China | |
| Zheng et al. | Vibration Reduction Mechanism and NPPs Seismic Safety of TMD Shield Building for AP1000 NPPs | |
| CN102347087A (en) | Anti-vibration device for nuclear power plant reactor | |
| Forni | Guidelines proposal for seismic isolation of Nuclear Power Plant | |
| CN101818525B (en) | Extreme displacement limiting device of isolation structure layer in isolation structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181204 |
|
| RJ01 | Rejection of invention patent application after publication |