CN104034496A - Prediction evaluation method for influence of nuclear power station vibration construction on equipment operation safety - Google Patents
Prediction evaluation method for influence of nuclear power station vibration construction on equipment operation safety Download PDFInfo
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- CN104034496A CN104034496A CN201410067863.0A CN201410067863A CN104034496A CN 104034496 A CN104034496 A CN 104034496A CN 201410067863 A CN201410067863 A CN 201410067863A CN 104034496 A CN104034496 A CN 104034496A
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Abstract
The invention belongs to a nuclear power station safety evaluation method, and particularly discloses a prediction evaluation method for influence of nuclear power station vibration construction on equipment operation safety. The method concretely comprises the following steps: (1) the maximum value amax of vibration acceleration of a vibration-sensitive equipment is calculated; (2) the maximum value amax of vibration acceleration of the vibration-sensitive equipment is compared with a control acceleration acon, and influence on the vibration-sensitive equipment is preliminarily judged; (3) vibration acceleration analog value a analog of the vibration-sensitive equipment is measured and acquired; and (4) vibration acceleration analog value a analog of the vibration-sensitive equipment is compared with control acceleration acon, and influence on the vibration-sensitive equipment is judged. Prediction evaluation can be performed on influence of nuclear power station vibration construction on equipment operation safety by the method.
Description
Technical field
The invention belongs to a kind of nuclear plant safety evaluation method, be specifically related to the prediction and evaluation method of a kind of nuclear power station vibration construction on the impact of equipment security of operation.
Background technology
In nuclear power station, a lot of equipment and instrument are more responsive to vibration, the impact that must bring this vibration before vibration construction is predicted and is evaluated, guarantee that vibration construction can not cause damage or the misoperation of relevant device and instrument, thereby affect the normal operation of unit.
Vibration relates generally to the impact of indoor vibration sensitive device, the comfortableness impact of human body vibration and three aspects of damage influence of buildings self with the impact of impacting building.Existing nuclear plant safety evaluation method is all mainly to specify how the injury of mechanical vibration and impact is measured and to be evaluated, and how to carry out data report after measurement completes, but the concrete method of this injury of look-ahead to how not.
Summary of the invention
The object of the present invention is to provide a kind of nuclear power station to vibrate the prediction and evaluation method of construction on the impact of equipment security of operation, the method can affect and carry out prediction and evaluation equipment security of operation nuclear power station vibration construction.
Realize the technical scheme of the object of the invention: the prediction and evaluation method of a kind of nuclear power station vibration construction on the impact of equipment security of operation, the method specifically comprises the following steps:
(1) calculate the vibration acceleration maximal value a of sensitive device of shaking
max;
(2) relatively the shake vibration acceleration maximal value a of sensitive device
maxwith control acceleration a
con, tentatively judge whether to impact the sensitive device that shakes;
(3) measure and gather the vibration acceleration analogue value a of sensitive device of shaking
simulation;
(4) relatively the shake vibration acceleration analogue value a of sensitive device
simulationwith control acceleration a
con, judge whether to impact the sensitive device that shakes.
In described step (2), judge whether that the principle that can impact the sensitive device that shakes is as follows:
Work as a
con≤ a
maxtime, vibrate construction meeting equipment security of operation is impacted;
Work as a
con> a
maxtime, vibration construction can not impact equipment security of operation.
In described step (3), adopt vibration measuring set measuring vibrations acceleration simulation value, adopt the shake vibration acceleration analogue value of sensitive device of vibration transducer collection.
In described step (4), judge whether that the principle that can impact the sensitive device that shakes is as follows:
Work as a
con≤ a
max, and a
con≤ a
simulationtime, determine that vibration construction meeting impacts the sensitive device that shakes;
Work as a
con> a
max, and a
con> a
simulationtime, determine that vibration construction can not impact equipment security of operation.
Useful technique effect of the present invention is: whether method of the present invention can be predicted in nuclear power station vibration construction and equipment security of operation be impacted; Guarantee that vibration construction can not cause damage or the misoperation of nuclear power station relevant device and instrument, thereby avoid affecting the normal operation of nuclear power station unit.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail.
The prediction and evaluation method of a kind of nuclear power station vibration construction provided by the present invention on the impact of equipment security of operation, specifically comprises the following steps:
(1) calculate the vibration acceleration maximal value a of sensitive device of shaking
max
Adopt theoretical analysis of finite element scheme to carry out modeling analysis calculating, draw the nuclear power station vibration acceleration time-history curves of sensitive device position point that shakes, and then draw vibration acceleration maximal value a
max,
(2) relatively the shake vibration acceleration maximal value a of sensitive device
maxwith control acceleration a
con, tentatively judge whether to impact the sensitive device that shakes
By the vibration acceleration maximal value a obtaining in above-mentioned steps (1)
maxwith with the desired control acceleration of the sensitive device that shakes a
concompare, tentatively judge whether to impact the sensitive device that shakes:
Work as a
con≤ a
maxtime, tentatively think that vibration construction meeting impacts equipment security of operation;
Work as a
con> a
maxtime, tentatively think that vibration construction can not impact equipment security of operation.
(3) measure the vibration acceleration analogue value a of sensitive device of shaking
simulation
Adopt vibration measuring set to measure the vibration acceleration analogue value a of the sensitive device that shakes to work progress
simulation, adopt the shake vibration acceleration analogue value a of sensitive device of vibration transducer collection
simulation.
(4) relatively the shake vibration acceleration analogue value a of sensitive device
simulationwith control acceleration a
con, judge whether to impact the sensitive device that shakes
Work as a
con≤ a
max, and a
con≤ a
simulationtime, determine that vibration construction meeting impacts the sensitive device that shakes;
Work as a
con≤ a
max, or a
con≤ a
simulationtime, determine that vibration construction meeting impacts the sensitive device that shakes;
Work as a
con> a
max, and a
con> a
simulationtime, determine that vibration construction can not impact equipment security of operation.
Adopt the method assessment main transformer spare phase of the present invention vibration of foundation to construct to the sensitive device that shakes (Buchholz relay) security of operation impact assessment, prove that vibration that this construction brings is far smaller than the antidetonation parameter of main transformer equipment on the impact of main transformer equipment, can not cause the misoperation of this Buchholz relay, can be by regular program construction, for nuclear power station has been saved operation cost during unit operation.
The present invention is explained in detail above, but the present invention is not limited to above-described embodiment in conjunction with the embodiments, in the ken possessing those of ordinary skill in the art, can also under the prerequisite that does not depart from aim of the present invention, makes various variations.The content not being described in detail in the present invention all can adopt prior art.
Claims (4)
1. the prediction and evaluation method of nuclear power station vibration construction on the impact of equipment security of operation, is characterized in that, the method specifically comprises the following steps:
(1) calculate the vibration acceleration maximal value a of sensitive device of shaking
max;
(2) relatively the shake vibration acceleration maximal value a of sensitive device
maxwith control acceleration a
con, tentatively judge whether to impact the sensitive device that shakes;
(3) measure and gather the vibration acceleration analogue value a of sensitive device of shaking
simulation;
(4) relatively the shake vibration acceleration analogue value a of sensitive device
simulationwith control acceleration a
con, judge whether to impact the sensitive device that shakes.
2. the prediction and evaluation method of a kind of nuclear power station vibration construction according to claim 1 on the impact of equipment security of operation, is characterized in that: in described step (2), judge whether that the principle that can impact the sensitive device that shakes is as follows:
Work as a
con≤ a
maxtime, vibrate construction meeting equipment security of operation is impacted;
Work as a
con> a
maxtime, vibration construction can not impact equipment security of operation.
3. the prediction and evaluation method of a kind of nuclear power station vibration construction according to claim 2 on the impact of equipment security of operation, it is characterized in that: in described step (3), adopt vibration measuring set measuring vibrations acceleration simulation value, adopt the shake vibration acceleration analogue value of sensitive device of vibration transducer collection.
4. the prediction and evaluation method of a kind of nuclear power station vibration construction according to claim 3 on the impact of equipment security of operation, is characterized in that: in described step (4), judge whether that the principle that can impact the sensitive device that shakes is as follows:
Work as a
con≤ a
max, and a
con≤ a
simulationtime, determine that vibration construction meeting impacts the sensitive device that shakes;
Work as a
con> a
max, and a
con> a
simulationtime, determine that vibration construction can not impact equipment security of operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410067863.0A CN104034496A (en) | 2014-02-27 | 2014-02-27 | Prediction evaluation method for influence of nuclear power station vibration construction on equipment operation safety |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410067863.0A CN104034496A (en) | 2014-02-27 | 2014-02-27 | Prediction evaluation method for influence of nuclear power station vibration construction on equipment operation safety |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104034496A true CN104034496A (en) | 2014-09-10 |
Family
ID=51465353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410067863.0A Pending CN104034496A (en) | 2014-02-27 | 2014-02-27 | Prediction evaluation method for influence of nuclear power station vibration construction on equipment operation safety |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104331567A (en) * | 2014-11-11 | 2015-02-04 | 广东电网有限责任公司佛山供电局 | Method and system for predicting false protection action of heavy gas of compact transformer |
| CN107525947A (en) * | 2016-06-22 | 2017-12-29 | 江苏核电有限公司 | A kind of nuclear power station loosening part acceleration transducer fixing device for installing |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010048680A (en) * | 2008-08-22 | 2010-03-04 | Jtekt Corp | Vibration test method and apparatus |
| CN101750201A (en) * | 2008-12-09 | 2010-06-23 | 国际计测器株式会社 | Vibration testing device |
| CN103344398A (en) * | 2013-07-11 | 2013-10-09 | 国家电网公司 | Method for testing damping property of on-line monitoring device of power transformation equipment |
-
2014
- 2014-02-27 CN CN201410067863.0A patent/CN104034496A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010048680A (en) * | 2008-08-22 | 2010-03-04 | Jtekt Corp | Vibration test method and apparatus |
| CN101750201A (en) * | 2008-12-09 | 2010-06-23 | 国际计测器株式会社 | Vibration testing device |
| CN103344398A (en) * | 2013-07-11 | 2013-10-09 | 国家电网公司 | Method for testing damping property of on-line monitoring device of power transformation equipment |
Non-Patent Citations (5)
| Title |
|---|
| 中华人民共和国国家质量监督检验检疫总局: "《机械振动与冲击 振动与冲击对建筑物室内敏感设备影响的测量和评价 GB/T14125-2008》", 27 September 2008 * |
| 徐磊: "钻孔灌注桩施工对周边建筑物振动影响研究", 《铁道建筑》 * |
| 方东升: "施工振动对房屋结构安全影响分析与鉴定", 《铁道科学与工程学报》 * |
| 罗鹏 等: "核电站振动施工对设备运行安全影响的预测评价方法及工程应用", 《核电工程与技术》 * |
| 马继兵: "施工振动对旧桥影响的监测与分析", 《公路工程》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104331567A (en) * | 2014-11-11 | 2015-02-04 | 广东电网有限责任公司佛山供电局 | Method and system for predicting false protection action of heavy gas of compact transformer |
| CN104331567B (en) * | 2014-11-11 | 2017-07-11 | 广东电网有限责任公司佛山供电局 | Compact transformer grave gas false protection Forecasting Methodology and system |
| CN107525947A (en) * | 2016-06-22 | 2017-12-29 | 江苏核电有限公司 | A kind of nuclear power station loosening part acceleration transducer fixing device for installing |
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Application publication date: 20140910 |