CN202886616U - Earthquake monitoring system of nuclear power plant - Google Patents
Earthquake monitoring system of nuclear power plant Download PDFInfo
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- CN202886616U CN202886616U CN 201220547058 CN201220547058U CN202886616U CN 202886616 U CN202886616 U CN 202886616U CN 201220547058 CN201220547058 CN 201220547058 CN 201220547058 U CN201220547058 U CN 201220547058U CN 202886616 U CN202886616 U CN 202886616U
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Abstract
The utility model discloses an earthquake monitoring system of a nuclear power plant. The earthquake monitoring system of the nuclear power plant comprises seven three-axial acceleration sensors and four inactive peak value accelerometers, which are re-arranged. Compared with the prior art, the arrangement scheme of an earthquake instrument of the earthquake monitoring system of the nuclear power plant disclosed by the utility model not only meets requirements of RFS (Renewable Fuels Standard) 1.3.b, but also meets arrangement requirements of RG (Resistance to the Ground) 1.12, so that two purposes of early warning shutdown protection and post-earthquake safety evaluation can be realized simultaneously.
Description
Technical field
The utility model relates to a kind of nuclear power plant earthquake monitoring system.
Background technology
Nuclear power plant arranges the purpose of seismic instrument, is on the one hand to protect power plant safety by monitoring and in time shutdown, and be to collect multianalysis and the evaluation that enough information is used for the power plant safety situation on the other hand.But; the earthquake instrument system of existing nuclear power projects carries out seismic instrument setting according to RFS-1.3.b-84; but fail to satisfy RFS-1.3.b-84 about the arrangement requirement of peak accelerator meter; so that can only realize early warning Reactor trip this purpose, and can not realize shaking rear safety evaluation this purpose.
In view of this, necessaryly provide a kind of and can realize simultaneously nuclear power plant's earthquake monitoring system of two purposes of safety evaluation after early warning Reactor trip and the shake.
The utility model content
The purpose of this utility model is: a kind of nuclear power plant's earthquake monitoring system that can realize simultaneously early warning Reactor trip and rear two purposes of safety evaluation of shake is provided.
To achieve these goals, the utility model provides a kind of nuclear power plant earthquake monitoring system, it comprises seven three-axis acceleration sensor and four passive peak accelerator meters, the position of seven three-axis acceleration sensor is respectively: 9KIS001MZ is on-the-spot location on basement rock, 1KIS002MZ is positioned at 1# reactor building raft foundation-R147 chamber, 1KIS003MZ is positioned at 1# reactor building maintenance platform floor-R747 chamber, 9KIS004MZ is positioned at auxiliary plant raft foundation-NE189 chamber, 2KIS006MZ is positioned at 2# reactor building raft foundation-R161 chamber, 1KIS007MZ is positioned at 1# reactor building-R347 chamber, and 9KIS008MZ is positioned at auxiliary plant-NC234 chamber; The position of four passive peak accelerator meters is respectively: 1KIS001LZ is positioned at 1# reactor building-R441 chamber, 1KIS002LZ is positioned at 1# reactor building ring and hangs floor-R814 chamber, 1KIS003LZ is positioned near the 1# reactor shell dome, and 1KIS004LZ is positioned at 1# pulpit-L716 chamber.
As a kind of improvement of the utility model nuclear power plant earthquake monitoring system, described 1KIS002MZ and 9KIS004MZ are respectively with trigger.
As a kind of improvement of the utility model nuclear power plant earthquake monitoring system, the absolute altitude of described 1KIS002MZ is-3.5m; The absolute altitude of 1KIS003MZ is 20m; The absolute altitude of 9KIS004MZ is-3.45m; The absolute altitude of 2KIS006MZ is-3.5m; The absolute altitude of 1KIS007MZ is 4.65m; The absolute altitude of 9KIS008MZ is 0m.
As a kind of improvement of the utility model nuclear power plant earthquake monitoring system, the absolute altitude of described 1KIS001LZ is 8m; The absolute altitude of 1KIS002LZ is 38m; The absolute altitude of 1KIS003LZ is about 55m; The absolute altitude of 1KIS004LZ is 19.4m.
Compared with prior art, the seismic instrument arrangement of the utility model nuclear power plant earthquake monitoring system had both satisfied the requirement of RFS1.3.b, had also taken into account the arrangement requirement of RG1.12, can realize simultaneously rear two purposes of safety evaluation of early warning Reactor trip and shake.
Description of drawings
Below in conjunction with the drawings and specific embodiments, the utility model nuclear power plant earthquake monitoring system and useful technique effect thereof are elaborated.
Fig. 1 is the seismic instrument position view of the utility model nuclear power plant earthquake monitoring system.
Embodiment
In order to make the purpose of this utility model, technical scheme and useful technique effect thereof more clear, below in conjunction with the drawings and specific embodiments, the utility model is further elaborated.Should be understood that, the embodiment of describing in this instructions only is in order to explain the utility model, is not in order to limit the utility model.
See also Fig. 1, the utility model nuclear power plant earthquake monitoring system comprises seven three-axis acceleration sensor and four passive peak accelerator meters, and its distributing position is respectively:
Seven three-axis acceleration sensor: 9KIS001MZ on-the-spot location on basement rock; 1KIS002MZ is positioned at 1# reactor building raft foundation-R147 chamber, and absolute altitude is-3.5m; 1KIS003MZ is positioned at 1# reactor building maintenance platform floor-R747 chamber, and absolute altitude is 20m; 9KIS004MZ is positioned at auxiliary plant raft foundation-NE189 chamber, and absolute altitude is-3.45m; 2KIS006MZ is positioned at 2# reactor building raft foundation-R161 chamber, and absolute altitude is-3.5m; 1KIS007MZ is positioned at 1# reactor building-R347 chamber, and absolute altitude is 4.65m; 9KIS008MZ is positioned at auxiliary plant-NC234 chamber, and absolute altitude is 0m; Wherein, 1KIS002MZ and 9KIS004MZ are respectively with trigger;
Four passive peak accelerator meter: 1KIS001LZ are positioned at 1# reactor building-R441 chamber, and absolute altitude is 8m; 1KIS002LZ is positioned at 1# reactor building ring and hangs floor-R814 chamber, and absolute altitude is 38m; 1KIS003LZ is positioned near the 1# reactor shell dome, and absolute altitude is about 55m; 1KIS004LZ is positioned at 1# pulpit-L716 chamber, and absolute altitude is 19.4m.
The seismic instrument arrangement of the utility model nuclear power plant earthquake monitoring system had both satisfied the requirement of RFS1.3.b, had also taken into account the arrangement requirement of RG1.12, can realize simultaneously rear two purposes of safety evaluation of early warning Reactor trip and shake.
The according to the above description announcement of book and instruction, the utility model those skilled in the art can also carry out suitable change and modification to above-mentioned embodiment.Therefore, the embodiment that discloses and describe above the utility model is not limited to also should fall in the protection domain of claim of the present utility model modifications and changes more of the present utility model.In addition, although used some specific terms in this instructions, these terms do not consist of any restriction to the utility model just for convenience of description.
Claims (4)
1. nuclear power plant's earthquake monitoring system, it comprises three-axis acceleration sensor and four passive peak accelerator meters, it is characterized in that: three-axis acceleration sensor is seven, the position is respectively: 9KIS001MZ is on-the-spot location on basement rock, 1KIS002MZ is positioned at 1# reactor building raft foundation-R147 chamber, 1KIS003MZ is positioned at 1# reactor building maintenance platform floor-R747 chamber, 9KIS004MZ is positioned at auxiliary plant raft foundation-NE189 chamber, 2KIS006MZ is positioned at 2# reactor building raft foundation-R161 chamber, 1KIS007MZ is positioned at 1# reactor building-R347 chamber, and 9KIS008MZ is positioned at auxiliary plant-NC234 chamber; The position of four passive peak accelerator meters is respectively: 1KIS001LZ is positioned at 1# reactor building-R441 chamber, 1KIS002LZ is positioned at 1# reactor building ring and hangs floor-R814 chamber, 1KIS003LZ is positioned near the 1# reactor shell dome, and 1KIS004LZ is positioned at 1# pulpit-L716 chamber.
2. nuclear power plant according to claim 1 earthquake monitoring system, it is characterized in that: described 1KIS002MZ and 9KIS004MZ are respectively with trigger.
3. nuclear power plant according to claim 1 and 2 earthquake monitoring system is characterized in that: the absolute altitude of described 1KIS002MZ is-3.5m; The absolute altitude of 1KIS003MZ is 20m; The absolute altitude of 9KIS004MZ is-3.45m; The absolute altitude of 2KIS006MZ is-3.5m; The absolute altitude of 1KIS007MZ is 4.65m; The absolute altitude of 9KIS008MZ is 0m.
4. nuclear power plant according to claim 1 earthquake monitoring system, it is characterized in that: the absolute altitude of described 1KIS001LZ is 8m; The absolute altitude of 1KIS002LZ is 38m; The absolute altitude of 1KIS003LZ is about 55m; The absolute altitude of 1KIS004LZ is 19.4m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220547058 CN202886616U (en) | 2012-10-24 | 2012-10-24 | Earthquake monitoring system of nuclear power plant |
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| CN 201220547058 CN202886616U (en) | 2012-10-24 | 2012-10-24 | Earthquake monitoring system of nuclear power plant |
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| CN202886616U true CN202886616U (en) | 2013-04-17 |
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| CN 201220547058 Expired - Lifetime CN202886616U (en) | 2012-10-24 | 2012-10-24 | Earthquake monitoring system of nuclear power plant |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103680070A (en) * | 2013-12-13 | 2014-03-26 | 王暾 | Earthquake early warning monitor location change identification method based on acceleration sensor |
| CN104502950A (en) * | 2014-12-15 | 2015-04-08 | 中广核工程有限公司 | Earthquake monitoring system for nuclear power plant emergency command center |
| CN107003422A (en) * | 2014-11-21 | 2017-08-01 | 阿海珐核能公司 | Seismic sensor unit and corresponding nuclear power station emergency shutdown system |
| CN107272050A (en) * | 2017-06-16 | 2017-10-20 | 中广核工程有限公司 | Nuclear power plant's seismic monitoring method, apparatus and system |
| CN107784791A (en) * | 2016-08-25 | 2018-03-09 | 苏州热工研究院有限公司 | A kind of earthquake monitoring warning system and method for nuclear power plant |
-
2012
- 2012-10-24 CN CN 201220547058 patent/CN202886616U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103680070A (en) * | 2013-12-13 | 2014-03-26 | 王暾 | Earthquake early warning monitor location change identification method based on acceleration sensor |
| CN103680070B (en) * | 2013-12-13 | 2016-01-13 | 王暾 | Based on the shift in position recognition methods of the earthquake pre-warning monitor of acceleration transducer |
| CN107003422A (en) * | 2014-11-21 | 2017-08-01 | 阿海珐核能公司 | Seismic sensor unit and corresponding nuclear power station emergency shutdown system |
| CN107003422B (en) * | 2014-11-21 | 2019-09-27 | 阿海珐核能公司 | Seismic sensor unit and corresponding nuclear power station emergency shutdown system |
| CN104502950A (en) * | 2014-12-15 | 2015-04-08 | 中广核工程有限公司 | Earthquake monitoring system for nuclear power plant emergency command center |
| CN107784791A (en) * | 2016-08-25 | 2018-03-09 | 苏州热工研究院有限公司 | A kind of earthquake monitoring warning system and method for nuclear power plant |
| CN107272050A (en) * | 2017-06-16 | 2017-10-20 | 中广核工程有限公司 | Nuclear power plant's seismic monitoring method, apparatus and system |
| CN107272050B (en) * | 2017-06-16 | 2019-10-25 | 中广核工程有限公司 | Nuclear power plant's seismic monitoring method, apparatus and system |
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Granted publication date: 20130417 |
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