CN105484382B - It is a kind of to wave porous barrier energy-obsorbing and damping cisten mechanism applied to nuclear power station shielding factory building - Google Patents
It is a kind of to wave porous barrier energy-obsorbing and damping cisten mechanism applied to nuclear power station shielding factory building Download PDFInfo
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- CN105484382B CN105484382B CN201610004202.2A CN201610004202A CN105484382B CN 105484382 B CN105484382 B CN 105484382B CN 201610004202 A CN201610004202 A CN 201610004202A CN 105484382 B CN105484382 B CN 105484382B
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- 238000013016 damping Methods 0.000 title claims abstract description 37
- 230000007246 mechanism Effects 0.000 title claims abstract description 25
- 230000004888 barrier function Effects 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 239000000835 fiber Substances 0.000 claims description 3
- 230000009466 transformation Effects 0.000 abstract description 2
- 238000000596 photon cross correlation spectroscopy Methods 0.000 description 10
- 239000007788 liquid Substances 0.000 description 6
- 238000003860 storage Methods 0.000 description 4
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
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- 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
Present invention offer is a kind of to wave porous barrier energy-obsorbing and damping cisten mechanism applied to nuclear power station shielding factory building, built-in fitting is provided with the water tank wall, hinged seat is installed on the built-in fitting, it is hinged on hinged seat and porous plate is installed, damper and spring element are symmetrically arranged between the both sides of porous plate and water tank wall, the porous plate is located in water tank.Of the invention have cheap compared with existing technical scheme, installs simple, damping property is stable, the advantages of not changing the existing design of cisten mechanism, has great advantage on transformation is installed.
Description
Technical field
The present invention relates to a kind of cisten mechanism, more particularly to a kind of wave porous barrier applied to what nuclear power station shielded factory building
Energy-obsorbing and damping cisten mechanism.
Background technology
With the raising of large scale industry storage tank and nuclear power station anti-seismic performance, increasing structure controls skill using vibration damping
Art.Structural vibration reduction control technology adjusts structural cycle by setting the element of various dissipation vibrational energies in structure, and then
Reduce structural vibration response.Conventional damper has：Viscous damper, metal yield type damper, frcition damper, frequency modulation
Measure damper and tuned liquid damper, TLD, tuned sloshing damper etc..At present, conventional tuned mass damper, TMD needs to add extra matter in structure
Gauge block.And for cisten mechanism, the liquid in water tank can serve as mass in itself, and may be designed to frequency modulation fluid damping
Device, i.e., using the power consumption of rocking of water, absorb the energy of vibration, reach the target of vibration damping.But tuned liquid damper, TLD, tuned sloshing damper design is multiple
It is miscellaneous, and have limitation using the energy dissipation capacity that rocks of water, it is this this patent by tuned mass damper, Tuned Liquid
Combine with frcition damper, it is had complementary advantages, form a kind of simple structure, cheap, strong new of energy dissipation capacity
Energy-obsorbing and damping cisten mechanism, has significant meaning to the quake-resistant safety of nuclear power station and large scale industry water tank.
The content of the invention
It is cheap the invention aims to provide a kind of simple structure, energy dissipation capacity by force be applied to nuclear power station
Shield factory building waves porous barrier energy-obsorbing and damping cisten mechanism.
The object of the present invention is achieved like this：Shielding factory building upper end is provided with cisten mechanism, the water of the cisten mechanism
It is provided with to be provided with to be hinged on hinged seat, hinged seat on built-in fitting, the built-in fitting on tank wall and porous plate is installed, porous plate
Damper and spring element are symmetrically arranged between both sides and water tank wall, the porous plate is located in water tank.
Present invention additionally comprises some such architectural features：
1. described in one-way flow and the aperture with friction function are evenly distributed with porous plate, the surface of the aperture is equal
It is even to be provided with fiber.
2. described in be provided with built-in fitting on water tank wall and refer to be provided with built-in fitting on tank inner wall.
3. described in be provided with built-in fitting on water tank wall and refer to be provided with built-in fitting on tank outer wall.
4. described in be provided with built-in fitting on water tank wall and refer to be provided with built-in fitting on tank outer wall.
5. described in tank inner wall and tank outer wall when being provided with built-in fitting, the built-in fitting of tank inner wall and outer wall under water
Built-in fitting is oppositely arranged face-to-face.
6. described in tank inner wall and tank outer wall when being provided with built-in fitting, the built-in fitting of tank inner wall and outer wall under water
Built-in fitting is staggered.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention proposes and realized a kind of new to wave many
Hole dividing plate energy-obsorbing and damping cisten mechanism, by installing swingable porous plate on water tank wall, porous plate passes through bullet with water tank wall
Spring element and damping element connection.The rigidity of spring element is adjusted, the natural frequency of vibration of porous plate is controlled, and makes the consumption of porous plate
It can maximize.Spring element can limit the amplitude of fluctuation of porous plate, and reset it, and damper can be with the power consumption of enhancing structure
Ability.Liquid, due to the friction energy-dissipating function of porous plate, further increases the power consumption energy of structure when through orifice plate hole
Power.Had broad application prospects on nuclear power PCCS water tanks and industrial storage tank.The present invention has cheap, simple structure,
Install simple, damping property is stable, the advantages of not changing the existing design of cisten mechanism, have on transformation is installed greatly excellent
Gesture, has significant meaning to the quake-resistant safety of nuclear power station and large scale industry water tank.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the structural representation of the porous plate of the present invention
Fig. 3 is the diagrammatic cross-section in A-A directions in Fig. 2；
Fig. 4 is the water tank wall of the present invention and the connected mode schematic diagram of porous plate；
Fig. 5 is the structural representation that porous plate is provided with the outer wall of the present invention；
Fig. 6 is the structural representation that porous plate is provided with the inwall of the present invention；
Fig. 7 is that the inner and outer wall of the present invention is provided with the structural representation (setting face-to-face) of porous plate；
Fig. 8 is that the inner and outer wall of the present invention is provided with the structural representation (being staggered) of porous plate.
Embodiment
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings.
The present invention is to provide using the top gravity tank structure of nuclear power PCCS passive cooling systems as object, to reduce
Under earthquake or wind action shield factory building Whole Response be target, the present invention propose and realize PCCS can wave it is porous every
Plate energy-obsorbing and damping cisten mechanism.In the presence of earthquake or wind load, the dynamic absorber function of being waved using porous plate, so as to subtract
Energy input caused by substructure earthquake or wind load is lacked, while using water by porous plate, adding structure and integrally consuming
Energy vibration-damping function, further increases the damping ratio of structure.It can be seen from basic principle of dynamics, water tank at the top of adjustment PCCS
The damping ratio of dynamic characteristic and increase structure, can effectively reduce the earthquake base shear of PCCS cisten mechanisms, and then improve
Nuclear Safety shell and integrally-built aseismic reliability.The present invention is applied to nuclear power PCCS cisten mechanisms, is also applied for simultaneously
Large scale industry liquid storage tank structure.As a result of the passive damping control device for improving structural damping ratio.Structure of the present invention has
The advantages of anti-seismic performance stabilization, good damping effect.It is simultaneously also excellent with reduction structural cost, with factory modularization production etc.
Gesture.
With reference to Fig. 1 to Fig. 4, shielding factory building 8 upper end, which is provided with cisten mechanism, the water tank wall of the cisten mechanism, to be provided with
It is provided with to be hinged on hinged seat 4, hinged seat on built-in fitting 7, the built-in fitting and porous plate 1 is installed, the both sides of porous plate and water
Damper 6 and spring element 5 are symmetrically arranged between tank wall, the porous plate is located in water tank.Uniformly divide on the porous plate
One-way flow and the aperture with friction function are furnished with, the surface of the aperture is evenly arranged with fiber.
Embodiment one：Built-in fitting is provided with the water tank wall to refer to be provided with built-in fitting on tank inner wall or described
Built-in fitting is provided with water tank wall to refer to be provided with built-in fitting on tank outer wall.Embodiment is individually in the outer wall of water tank in this
2 or inwall 3 reserve a number of embedded part 7, then welded and installed hinged seat 4, and installing porous plate 1 thereon, finally according to
It is required that spring element 5 and damping element 6 are installed in place.
Embodiment two：When the tank inner wall and tank outer wall are provided with built-in fitting, the built-in fitting of tank inner wall with
The built-in fitting of outer wall is oppositely arranged face-to-face under water.This embodiment is reserved certain in tank outer wall 2 and the correspondence position of inwall 3
The embedded part 7 of quantity, then welded and installed hinged seat 4, and installing porous plate 1 thereon, finally according to requiring the He of a spring element 5
Damping element 6 is installed in place.
Embodiment three：When the tank inner wall and tank outer wall are provided with built-in fitting, the built-in fitting of tank inner wall with
The built-in fitting of outer wall is staggered under water.Such a embodiment is staggered reserved a number of bury in tank outer wall 2 and inwall 3
Part 7, then welded and installed hinged seat 4, and installing porous plate 1 thereon, finally according to requiring a spring element 5 and damping element
6 install in place.
Scheme one is more economical compared to scheme two and scheme three, installs and also more facilitates, smaller on institute's water tank capacity influence,
But effectiveness in vibration suppression is relatively poor.Scheme two-phase is symmetrically installed structural vibration reduction effect and more stablizes excellent than scheme one and scheme three,
Water tank capacity is had a certain impact.The relative plan one of scheme three and scheme two, are more applicable for the vibration of some direction more
Situation, effectiveness in vibration suppression has more directionality.
The present invention, while being also applied for the design of large scale industry storage tank, belongs to suitable for the design of cisten mechanism at the top of PCCS
In the passive control field of structural vibration, specifically improving the antidetonation of cisten mechanism and bottom bracing structure under geological process can
By property.
It is a kind of it is new wave porous barrier energy-obsorbing and damping cisten mechanism, including：Porous plate 1, tank outer wall 2, in water tank
Wall 3, hinged seat 4, spring element 5, damping element 6, built-in fitting 7.Tank outer wall 2 and tank inner wall 3 are installed at the top of PCCS
The reserved welded and installed water tank wall articulated mounting 4 of embedded part 7；Porous plate 1 is arranged on hinged seat 4；And in the certain position of porous plate 1
Spring element 5 and damping element 6 are installed.The dynamic characteristics of the regulating tank under earthquake and wind action of porous plate 1, is played
The energy-obsorbing and damping function of porous plate.A number of hinged seat 4 is installed at a certain distance on the water tank wall, cisten mechanism is adjusted
Dynamic characteristic, approach its eigenperiod with place, reduce the dynamic response of lower support.It is uniform on the porous plate 1
The aperture of one-way flow of the distribution with friction function.Installed between the porous plate 1 and hinged seat 4 some spring elements 5 and
Damping element 6.
The basic embodiment of the present invention is the design feature according to nuclear power PCCS water tanks, in traditional nuclear power station PCCS water tanks
On the basis of structure, all parts can including porous plate 1, water tank wall articulated mounting 4, spring element 5 and damping element 6
After the completion of being produced by factory modularization, the reserved embedded part 7 directly on tank outer wall 2 and tank inner wall 3 welds hinged seat 4；
By porous plate 1 and the reserved erecting device of hinged seat 4, porous plate 1 is installed in place.Pacify between water tank wall and porous plate
Fill the spring element 5 and damping element 6 of certain rigidity, weight, quantity and the position of porous plate 1, the rigidity of spring element 5 and resistance
The damped coefficient of Buddhist nun's element 6 should be determined according to Structure Calculation.The Structure Calculation is generally comprised to be entered using conventional finite element software
Row modeling and simulating, is simplified using simulation result to tank model, is derived from an equivalent mould of three particles of cisten mechanism
Type.A TMD system is constituted using equivalent tank model and substructure, according to different design requirements, bottom is derived
The Displacement Transfer Function model of structure, and carry out optimization design.The optimized design for fitting structure using MATLAB softwares is public
Formula.The water tank is located on shielding factory building 8.
Claims (7)
1. a kind of wave porous barrier energy-obsorbing and damping cisten mechanism applied to nuclear power station shielding factory building, shielding factory building upper end is set
There is cisten mechanism, it is characterised in that：It is provided with the water tank wall of the cisten mechanism on built-in fitting, the built-in fitting and installs hinged
It is hinged on joint chair, hinged seat and porous plate is installed, damper and spring is symmetrically arranged between the both sides of porous plate and water tank wall
Element, the porous plate is located in water tank.
A kind of shield factory building 2. according to claim 1 applied to nuclear power station and wave porous barrier energy-obsorbing and damping water tank knot
Structure, it is characterised in that：One-way flow and the aperture with friction function, the table of the aperture are evenly distributed with the porous plate
Face is evenly arranged with fiber.
A kind of shield factory building 3. according to claim 1 or 2 applied to nuclear power station and wave porous barrier energy-obsorbing and damping water
Box structure, it is characterised in that：Built-in fitting is provided with the water tank wall to refer to be provided with built-in fitting on tank inner wall.
A kind of shield factory building 4. according to claim 1 or 2 applied to nuclear power station and wave porous barrier energy-obsorbing and damping water
Box structure, it is characterised in that：Built-in fitting is provided with the water tank wall to refer to be provided with built-in fitting on tank outer wall.
A kind of shield factory building 5. according to claim 1 or 2 applied to nuclear power station and wave porous barrier energy-obsorbing and damping water
Box structure, it is characterised in that：Built-in fitting is provided with the water tank wall and refers to that tank inner wall is pre- with being provided with tank outer wall
Embedded part.
A kind of shield factory building 6. according to claim 5 applied to nuclear power station and wave porous barrier energy-obsorbing and damping water tank knot
Structure, it is characterised in that：When the tank inner wall and tank outer wall are provided with built-in fitting, the built-in fitting of tank inner wall with it is outer under water
The built-in fitting of wall is oppositely arranged face-to-face.
A kind of shield factory building 7. according to claim 5 applied to nuclear power station and wave porous barrier energy-obsorbing and damping water tank knot
Structure, it is characterised in that：When the tank inner wall and tank outer wall are provided with built-in fitting, the built-in fitting of tank inner wall with it is outer under water
The built-in fitting of wall is staggered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610004202.2A CN105484382B (en) | 2016-01-05 | 2016-01-05 | It is a kind of to wave porous barrier energy-obsorbing and damping cisten mechanism applied to nuclear power station shielding factory building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610004202.2A CN105484382B (en) | 2016-01-05 | 2016-01-05 | It is a kind of to wave porous barrier energy-obsorbing and damping cisten mechanism applied to nuclear power station shielding factory building |
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| CN105484382A CN105484382A (en) | 2016-04-13 |
| CN105484382B true CN105484382B (en) | 2017-07-11 |
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| CN201610004202.2A Expired - Fee Related CN105484382B (en) | 2016-01-05 | 2016-01-05 | It is a kind of to wave porous barrier energy-obsorbing and damping cisten mechanism applied to nuclear power station shielding factory building |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107416379B (en) * | 2017-08-15 | 2023-04-11 | 合肥工业大学 | Passive gravity water tank anti-shaking device of AP1000 nuclear power plant |
| CN108193795A (en) * | 2018-01-02 | 2018-06-22 | 广东省建筑科学研究院集团股份有限公司 | For the active servo grid damping unit of building structure vibration damping control |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5353120A (en) * | 1976-10-25 | 1978-05-15 | Showa Koji Kk | Supporting structure of vibration control hinge of sound insulation panel |
| CN201217859Y (en) * | 2008-06-13 | 2009-04-08 | 黄骧 | Energy-dissipating and shock-absorbing building ring-shaped water container |
| CN101709595A (en) * | 2009-10-28 | 2010-05-19 | 上海交通大学 | Oscillation damping and energy dissipating water tank |
| CN202370088U (en) * | 2011-11-30 | 2012-08-08 | 青岛理工大学 | Swinging wall structure system and ocean platform adopting same |
| CN202850118U (en) * | 2012-10-11 | 2013-04-03 | 清华大学 | Pendulum support water tank damper |
| CN203499044U (en) * | 2013-06-26 | 2014-03-26 | 中国海洋大学 | Porous plate type frequency modulation liquid damper |
| CN205348443U (en) * | 2016-01-05 | 2016-06-29 | 哈尔滨工程大学 | That is applied to nuclear power station shielding factory building sways porous barrier energy -absorbing damping water tank structure |
-
2016
- 2016-01-05 CN CN201610004202.2A patent/CN105484382B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5353120A (en) * | 1976-10-25 | 1978-05-15 | Showa Koji Kk | Supporting structure of vibration control hinge of sound insulation panel |
| CN201217859Y (en) * | 2008-06-13 | 2009-04-08 | 黄骧 | Energy-dissipating and shock-absorbing building ring-shaped water container |
| CN101709595A (en) * | 2009-10-28 | 2010-05-19 | 上海交通大学 | Oscillation damping and energy dissipating water tank |
| CN202370088U (en) * | 2011-11-30 | 2012-08-08 | 青岛理工大学 | Swinging wall structure system and ocean platform adopting same |
| CN202850118U (en) * | 2012-10-11 | 2013-04-03 | 清华大学 | Pendulum support water tank damper |
| CN203499044U (en) * | 2013-06-26 | 2014-03-26 | 中国海洋大学 | Porous plate type frequency modulation liquid damper |
| CN205348443U (en) * | 2016-01-05 | 2016-06-29 | 哈尔滨工程大学 | That is applied to nuclear power station shielding factory building sways porous barrier energy -absorbing damping water tank structure |
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| CN105484382A (en) | 2016-04-13 |
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