CN103281140B - Communication system anti-seismic test device with accident emergency handling function, and method thereof - Google Patents
Communication system anti-seismic test device with accident emergency handling function, and method thereof Download PDFInfo
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Abstract
The invention discloses a communication system anti-seismic test device with an accident emergency handling function, and a method thereof. The communication system anti-seismic test device comprises a cabinet, to-be-tested equipment, a rigid base and a seismic vibration table, wherein the to-be-tested equipment comprises a master control telephone, a telephone exchanger, a power redundancy module, an industry grade telephone, a road state detection and emergency handling module and an anti-noise water-proof telephone, and is fixedly arranged in the cabinet; a cable in the cabinet is connected flexibly, the cabinet is arranged on the rigid base; the rigid base is connected rigidly with the seismic vibration table; acceleration testing points are distributed in the cabinet; and each testing point includes X, Y and Z directions. After anti-seismic performance test is completed on the to-be-tested equipment, the appearance, structure and performance of the tested equipment are checked and tested, and comparison with initially-detected data is made, so that the completeness, functionality and operability of sample equipment after seismic test are proved. Due to the adoption of the communication system anti-seismic test device and the method, the anti-seismic performance of communication equipment can be detected rapidly and conveniently.
Description
Technical field
The present invention relates to a kind of communication system shock test device and method utilizing simulated earthquake platform.
Background technology
The importance of communication in all kinds of activities of national economy and the mankind is indubitable.Communication system can reliably run in the environment of various sternness, also becomes and becomes more and more important.Especially, at some special occasions, as nuclear power station, hydroelectric station etc., when there is accident, dangerous situation, if rescued not in time, the loss that tool is large will be caused.In emergency repair process, how to ensure that communication system normally works extremely important, require that parts have the functions such as antidetonation, waterproof, anti-noise.For a long time, the art communication systems of some special occasions such as China's nuclear power station, hydroelectric station falls behind, use inconvenience, ageing equipment, failure rate are high, do not emphasize strange land redundancy backup design philosophy, once critical component damages, will the normal function of system be had a strong impact on; Do not emphasize the functions such as the antidetonation of equipment, waterproof, anti-noise, when there is natural calamity, easily damage.
Some well-known communication company or employer's organizations in the world, have formulated strict manufacture and examination criteria one after another.With regard to examination criteria, except the examination criteria of the performance and function that relate to equipment itself, also formulated the multinomial environmental test examination criteria of these equipment simultaneously; Detect comprising having storage and transport high temperature, low temperature, high humidity environment, working temperature and Humidity Detection, crashproof and the drop performance that heat loose consumption Performance Detection, fire protecting performance detect, pack and do not pack detects, transportation environment vibration performance detects, the detection of office environment vibration performance and earthquake resisting performance detection etc.
Seismic instrument system enters digital times comprehensively, the complexity of its technology, and relate to face wide, the progress of function and quality level is all unprecedented.For the manufacture of equipment, some well-known communications and network company, the engineering circles such as electric power, nuclear power or employer's organization etc., formulated strict manufacture and examination criteria one after another.With regard to examination criteria, except the examination criteria of the performance and function that relate to equipment itself, also formulated the multinomial environmental test examination criteria of these equipment, comprising degree of protection, electromagnetism interference and earthquake resisting performance detection etc. simultaneously.And the equipment that seismological department was produced does not carry out the certification tests such as earthquake resisting performance detection in the past.The communication system shock test method with emergency management function will be highlighted herein.
Invention Inner holds
The object of the invention is to overcome the deficiencies in the prior art, a kind of communication system shock test device and method with emergency management function is provided.
A kind of communication system shock test device with emergency management function, comprise rack, tested device, rigid base and earthquake vibration platform, described tested device comprises control phone, hands over phone, power supply redundancy module, technical grade phone, line state to detect and emergency processing module, anti-noise waterproof phone, be fixedly mounted in rack, rack inner cable uses and is flexible coupling, rack is arranged on rigid base, and rigid base and earthquake vibration platform are rigidly connected; Rack is furnished with acceleration measuring point, and each measuring point is all containing X, Y, Z tri-directions.
Described measuring point comprises four measuring points, and the first measuring point is placed in enclosure top, and the second measuring point is placed on switch shell, and the 3rd measuring point is placed in power supply redundancy module housing, and the 4th measuring point is placed on battery cell case.
There is the communication system shock test method of emergency management function, comprise the installation of tested device and point layout by tested device, comprise master control phone, hand over phone, power supply redundancy module, technical grade phone, line state to detect and emergency processing module, anti-noise waterproof phone, be arranged in rack by the Boards wall of M6 bolt and customization, the mounting means of all test pieces and the identical of actual use, rack inner cable uses and is flexible coupling, and service-strong interfacing device, be convenient to carry out corresponding performance test before shock test and after test.Rack adopts the bolt of four M12 to be arranged on rigid base, adopts M30 bolt base and bumper to be rigidly connected.
Test layout 4 acceleration measuring points (Fig. 1), each measuring point is all containing X, Y, Z tri-directions.Wherein the first measuring point is placed in enclosure top, and the second measuring point is placed on switch shell, and the 3rd measuring point is placed in power supply redundancy module housing, and the 4th measuring point is placed on battery cell case.In process of the test, carry out continuing to detect to each measuring point, and record the acceleration responsive curve of corresponding measuring point.
The performance point layout of experiment is: separate two-way telephone line phone from subscriber branch line box, for the telephone communication experiment in test process; Pick out power line from power supply redundancy module, be connected to voltage tester instrument, for detecting the change in voltage in test process; Picking out power line from batteries, connecting voltage tester instrument, for detecting the change in voltage in test process.
Pilot project comprises:
(1) natural frequency of vibration measures
Adopt white noise random wave respectively X, Y, Z tri-axle encourage, range of scanned frequencies is 0.5 ~ 50Hz, and input acceleration is 0.2g, and the duration is not less than 30 seconds.
(2) flooring response spectra simulation
By given response spectra (RRS), generate the excitation of earthquake acceleration time-histories, test input response spectra (TRS) of analogue envelope RRS.This time-histories should carry out envelope to RRS in the band limits of 1 ~ 100Hz, and the duration is 30 seconds, and Math mode is not less than 15 seconds.If the natural frequency of vibration is higher than 5Hz, then above-mentioned time-histories should at more than 3.5Hz to RRS envelope.
Test employing three shaft vibration simulation, for obtaining relatively independent stable simulation vibration at each axle, the coherent function of above-mentioned simulation time-histories should be less than 0.5, or its correlation function should be less than 0.3.Meanwhile, the number simulating the maximum crest of time-histories should more than 10.
(3) earthquake (OBE) test is run
Sample should stand 5 OBE vibration (amplitude is 75% of SSE), with the cumulative effect of simulated earthquake fatigue.
(4) shutdown earthquake (SSE) is tested
After 5 OBE off-tests, model machine should stand a SSE vibration.
5) tested device detection method and requirement
(1) initial examination and measurement
After tested device is put into rack with the mounting means that reality uses, energising testing characteristic record data.Switch connects two phones by junction box, and can realize call mutually; Power supply redundancy module reads output voltage parameter by voltage tester instrument; Batteries reads voltage parameter by voltage tester instrument.
(2) intermediate survey
In vibrations process, tested device need be energized detection, and whether detection system operating state is normal, and record data.Switch connects two phones by junction box, and can realize call mutually; Power supply redundancy module reads output voltage parameter by voltage tester instrument; Batteries reads voltage parameter by voltage tester instrument.
(3) final inspection
Tested device, after completing Experimental Study on Seismic Behavior, is tackled the profile of equipment, structure and reference performance and is carried out checking and testing, and compared with the data before test, to prove the integrality of prototype equipment after seismic test, functional and performability.Switch connects two phones by junction box, and can realize call mutually; Power supply redundancy module reads output voltage parameter by voltage tester instrument; Batteries reads voltage parameter by voltage tester instrument.
The present invention compared with prior art has beneficial effect:
1) quick, the anti-seismic performance of communication apparatus detected easily;
2) by the response of bench simulation earthquake flooring, the rigidity of tested device mounted thereto, intensity and function status is examined;
3) during operation earthquake (OBE) that after checking accident, communication system occurs in lifetime test and safe shutdown earthquake (SSE) and still keep the integrality of safety function, functional and performability afterwards.
Accompanying drawing explanation
Fig. 1 is point layout (the i.e. acceleration measuring point) schematic diagram of the communication system shock test device with emergency management function.
Fig. 2,3,4 is RRS flooring response spectras according to Qinshan three phase SCR factory building.
Embodiment
1) test objective and explanation
By bench simulation earthquake, examine the rigidity of tested device mounted thereto, intensity and function status, verify safe shutdown earthquake (SSE) period that the communication system with emergency management function occurs in lifetime and keep the integrality of safety function, functional and performability afterwards.
This test is placed in tested device on earthquake vibration platform, then completes whole test, comprise the simulation of flooring response spectra, five run earthquake (OBE) test and shutdown earthquake (SSE) is tested, and in frequency range detection experiment response spectrum.
2) earthquake vibration platform describes
Maximum test specimen quality: 25t,
Mesa dimensions: 4m × 4m,
Direction of excitation: X, Y, Z tri-direction, wherein X, Y are horizontal direction, and Z is vertical direction,
Control freedom degree: six degree of freedom,
Vibrational excitation: simple harmonic vibration, impact, earthquake,
Maximum drive displacement: X: ± 100mm; Y: ± 50mm; Z: ± 50mm,
Maximum drive speed: X:1000mm/s; Y:600mm/s; Z:600mm/s,
Maximum drive acceleration: X:4.0g(empty station), 1.2g(15t load); Y:2.0g(empty station), 0.8g(15t load); Z:4.0g(empty station), 0.7g(15t load),
Range frequencies: 0.1 ~ 50Hz.
3) installation of tested device and point layout
By tested device, comprise master control phone, hand over phone, power supply redundancy module, technical grade phone, line state to detect and emergency processing module, anti-noise waterproof phone, be arranged in rack by the Boards wall of M6 bolt and customization, the mounting means of all test pieces and the identical of actual use, rack inner cable uses and is flexible coupling, and service-strong interfacing device, be convenient to carry out corresponding performance test before shock test and after test.Rack adopts the bolt of four M12 to be arranged on rigid base, adopts M30 bolt base and bumper to be rigidly connected.
Test layout 4 acceleration measuring points (accompanying drawing 1), each measuring point is all containing X, Y, Z tri-directions.Wherein the first measuring point is placed in enclosure top, and the second measuring point is placed on switch shell, and the 3rd measuring point is placed in power supply redundancy module housing, and the 4th measuring point is placed on battery cell case.In process of the test, carry out continuing to detect to each measuring point, and record the acceleration responsive curve of corresponding measuring point.
The performance point layout of experiment is: separate two-way telephone line phone from subscriber branch line box, for the telephone communication experiment in test process; Pick out power line from power supply redundancy module, be connected to voltage tester instrument, for detecting the change in voltage in test process; Picking out power line from batteries, connecting voltage tester instrument, for detecting the change in voltage in test process.
4) pilot project
(1) natural frequency of vibration measures
Adopt white noise random wave respectively X, Y, Z tri-axle encourage, range of scanned frequencies is 0.5 ~ 50Hz, and input acceleration is 0.2g, and the duration is not less than 30 seconds.
(2) flooring response spectra simulation
By given response spectra (RRS), generate the excitation of earthquake acceleration time-histories, test input response spectra (TRS) of analogue envelope RRS.This time-histories should carry out envelope to RRS in the band limits of 1 ~ 100Hz, and the duration is 30 seconds, and Math mode is not less than 15 seconds.If the natural frequency of vibration is higher than 5Hz, then above-mentioned time-histories should at more than 3.5Hz to RRS envelope.
Test employing three shaft vibration simulation, for obtaining relatively independent stable simulation vibration at each axle, the coherent function of above-mentioned simulation time-histories should be less than 0.5, or its correlation function should be less than 0.3.Meanwhile, the number simulating the maximum crest of time-histories should more than 10.
RRS, according to the flooring response spectra of Qinshan three phase SCR factory building, is shown in the corresponding form 1 of accompanying drawing 2(frequency, acceleration), the corresponding form 2 of accompanying drawing 3(frequency, acceleration), the corresponding form 3 of accompanying drawing 4(frequency, acceleration).Damping ratio is adopted to be the frequency spectrum of 0.02.The frequency range of this spectrum is 1 ~ 100Hz.
Table 1: horizontal X axle
| Frequency (Hz) | 1.2 | 2.3 | 16.5 | 22 | 30 | 43 | 100 |
| Acceleration (g) | 0.64 | 1.23 | 1.23 | 0.6 | 0.6 | 0.36 | 0.36 |
Table 2: horizontal Y-axis
| Frequency (Hz) | 1.2 | 2.3 | 16.5 | 32.7 | 100 |
| Acceleration (g) | 0.72 | 1.4 | 1.4 | 0.36 | 0.36 |
Table 3: vertical Z axle
| Frequency (Hz) | 1.2 | 2.4 | 16.5 | 40 | 100 |
| Acceleration (g) | 0.5 | 0.96 | 1.2 | 0.6 | 0.31 |
(3) earthquake (OBE) test is run
Sample should stand 5 OBE vibration (amplitude is 75% of SSE), with the cumulative effect of simulated earthquake fatigue.
(4) shutdown earthquake (SSE) is tested
After 5 OBE off-tests, model machine should stand 1 SSE vibration.
5) tested device detection method and requirement
(1) initial examination and measurement
After tested device is put into rack with the mounting means that reality uses, energising testing characteristic record data.Switch connects two phones by junction box, and can realize call mutually; Power supply redundancy module reads output voltage parameter by voltage tester instrument; Batteries reads voltage parameter by voltage tester instrument.The results are shown in following table 4.
Table 4
(2) intermediate survey
In vibrations process, tested device need be energized detection, and whether detection system operating state is normal, and record data.Switch connects two phones by junction box, and can realize call mutually; Power supply redundancy module reads output voltage parameter by voltage tester instrument; Batteries reads voltage parameter by voltage tester instrument.The results are shown in following table 5.
Table 5
(3) final inspection
Tested device, after completing Experimental Study on Seismic Behavior, is tackled the profile of equipment, structure and reference performance and is carried out checking and testing, and compared with the data before test, to prove the integrality of prototype equipment after seismic test, functional and performability.Switch connects two phones by junction box, and can realize call mutually; Power supply redundancy module reads output voltage parameter by voltage tester instrument; Batteries reads voltage parameter by voltage tester instrument.The results are shown in following table 6.
Table 6
Detect test piece outward appearance, the precision after recovering, with reference to following table 7.
Table 7
Claims (2)
1. one kind has the communication system shock test device of emergency management function, it is characterized in that, it comprises rack, tested device, rigid base and earthquake vibration platform, described tested device comprises control phone, hands over phone, power supply redundancy module, technical grade phone, line state to detect and emergency processing module, anti-noise waterproof phone, be fixedly mounted in rack, rack inner cable uses and is flexible coupling, and rack is arranged on rigid base, and rigid base and earthquake vibration platform are rigidly connected; Rack is furnished with acceleration measuring point, and each measuring point is all containing X, Y, Z tri-directions;
Described measuring point comprises four measuring points, and the first measuring point is placed in enclosure top, and the second measuring point is placed on switch shell, and the 3rd measuring point is placed in power supply redundancy module housing, and the 4th measuring point is placed on battery cell case;
Described its parameter of earthquake vibration platform is as follows:
Maximum test specimen quality: 25 tons,
Mesa dimensions: 4m × 4m,
Direction of excitation: X, Y, Z tri-direction, wherein X, Y are horizontal direction, and Z is vertical direction,
Control freedom degree: six degree of freedom,
Vibrational excitation: simple harmonic vibration, impact, earthquake,
Maximum drive displacement: X: ± 100mm; Y: ± 50mm; Z: ± 50mm,
Maximum drive speed: X:1000mm/s; Y:600mm/s; Z:600mm/s,
Maximum drive acceleration: X:4.0g/ empty station, the load of 1.2g/15 ton, Y:2.0g/ empty station, the load of 0.8g/15 ton; Z:4.0g/ empty station, the load of 0.7g/15 ton,
Range frequencies: 0.1 ~ 50Hz; Test employing three shaft vibration simulation, for obtaining the vibration of corresponding independently stable simulation at each axle, the coherent function of the time-histories of above-mentioned analog vibration should be less than 0.5, or its correlation function should be less than 0.3, meanwhile, the number of the maximum crest of simulation process should more than 10; Communication system applications is in nuclear power station.
2. adopt device as claimed in claim 1 to carry out having a communication system shock test method for emergency management function, it is characterized in that, step is as follows:
1) installation of tested device and point layout
By tested device, comprise master control phone, hand over phone, power supply redundancy module, technical grade phone, line state to detect and emergency processing module, anti-noise waterproof phone, be fixedly mounted in rack, described fixed installation mode is identical with actual use, rack inner cable uses and is flexible coupling, rack is arranged on rigid base, and rigid base and earthquake vibration platform are rigidly connected; Carry out acceleration point layout and performance point layout;
2) initial examination and measurement
After tested device puts into rack with the mounting means that reality uses, energising detection perform record data; Switch connects two phones by junction box, and can realize call mutually; Power supply redundancy module reads output voltage parameter by voltage tester instrument; Batteries reads voltage parameter by voltage tester instrument;
3) intermediate survey
Earthquake vibration platform is started working, and in vibrations process, tested device need be energized detection, and whether detection system operating state is normal, and record data; Switch connects two phones by junction box, attempts realizing call mutually; Power supply redundancy module reads output voltage parameter by voltage tester instrument; Batteries reads voltage parameter by voltage tester instrument;
4) final inspection
Tested device, after completing Experimental Study on Seismic Behavior, checks the profile of tested device, stuctures and properties and tests, and compared with the data of initial examination and measurement, to prove the integrality of prototype equipment after seismic test, functional and performability;
The described earthquake vibration platform course of work is as follows: carry out 5 secondary earthquake tests when tested device running status, carries out 1 secondary earthquake test when tested device non-operating state;
Described acceleration point layout is: arrange 4 acceleration measuring points, and each measuring point is all containing X, Y, Z tri-directions; Wherein the first measuring point is placed in enclosure top, and the second measuring point is placed on switch shell, and the 3rd measuring point is placed in power supply redundancy module housing, 4th measuring point is placed on battery cell case, in process of the test, carry out continuing to detect to each measuring point, and record the acceleration responsive curve of corresponding measuring point; Described performance point layout is: separate two-way telephone line phone from subscriber branch line box, for the telephone communication experiment in test process; Pick out power line from power supply redundancy module, be connected to voltage tester instrument, for detecting the change in voltage in test process; Picking out power line from batteries, connecting voltage tester instrument, for detecting the change in voltage in test process.
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104181580A (en) * | 2014-08-20 | 2014-12-03 | 中广核工程有限公司 | Nuclear power station earthquake monitoring method and system |
| CN109540445B (en) * | 2019-01-17 | 2020-11-27 | 苏州浪潮智能科技有限公司 | Hard disk vibration test fixture |
| CN110708198B (en) * | 2019-09-30 | 2022-09-06 | 中广核工程有限公司 | Data acquisition system and method for nuclear power plant emergency command system |
| CN111006829B (en) * | 2019-10-15 | 2022-04-19 | 中国核电工程有限公司 | Method for verifying seismic capacity of nuclear equipment with two installation modes |
| CN113776763B (en) * | 2021-09-16 | 2024-04-16 | 常州格林电力机械制造有限公司 | Transverse shock resistance testing method for nuclear-grade hydraulic damper |
| CN114363214A (en) * | 2021-12-31 | 2022-04-15 | 中国信息通信研究院 | Method and device for switch anti-seismic test, computer equipment and storage medium |
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Address after: Room 407, Guodu Business Building, Xiacheng District, Hangzhou City, Zhejiang Province, 310003 Patentee after: HANGZHOU SUPER ELECTRONIC Co.,Ltd. Patentee after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: Room 407, Guodu Business Building, Xiacheng District, Hangzhou City, Zhejiang Province, 310003 Patentee before: HANGZHOU SUPER ELECTRONIC Co.,Ltd. Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. Address after: Room 407, Guodu Business Building, Xiacheng District, Hangzhou City, Zhejiang Province, 310003 Patentee after: HANGZHOU SUPER ELECTRONIC Co.,Ltd. Patentee after: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. Address before: Room 407, Guodu Business Building, Xiacheng District, Hangzhou City, Zhejiang Province, 310003 Patentee before: HANGZHOU SUPER ELECTRONIC Co.,Ltd. Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE |
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