CN108120870A - railway station machine room lightning monitoring system - Google Patents
railway station machine room lightning monitoring system Download PDFInfo
- Publication number
- CN108120870A CN108120870A CN201611068174.7A CN201611068174A CN108120870A CN 108120870 A CN108120870 A CN 108120870A CN 201611068174 A CN201611068174 A CN 201611068174A CN 108120870 A CN108120870 A CN 108120870A
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- CN
- China
- Prior art keywords
- lightning
- row
- ground connection
- cabinet
- ground
- 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
- 238000012544 monitoring process Methods 0.000 title claims abstract description 19
- 230000002265 prevention Effects 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 238000013459 approach Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 208000025274 Lightning injury Diseases 0.000 abstract description 2
- 238000004891 communication Methods 0.000 abstract description 2
- 230000008676 import Effects 0.000 abstract description 2
- 238000012545 processing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/17—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values giving an indication of the number of times this occurs, i.e. multi-channel analysers
Abstract
The present invention relates to a kind of railway station Machine Room lightning monitoring systems, current sensor is set to power import and signal cable entrance, in earth point, current sensor and voltage sensor are set, by current sensor to power supply, the acquisition of I/O cable and various earth point lightning currents and voltage, using Truth Value Logic operation method, and then lightning ingress approach is accurately positioned, advantage is for amplitude of lightning current, polarity, waveform, the data collected are transmitted to lightning monitoring recorder by the monitoring in real time and pass through sensor of lightning stroke time and number and ground voltage state, host computer is reached through wire communication mode, realize long-range monitoring.
Description
Technical field
The present invention relates to Railway Signal Product anti-thunder technical fields, are specifically a kind of railway station Machine Room lightning monitoring system
System.
Background technology
Without parameters such as monitoring lightning ingress time, approach, waveform, amplitude, polarity in existing railway station Machine Room
Monitoring system.At this stage, the only substantial amounts of magnetic link of application measures lightning current parameter, and also firm for the record of lightning current waveform
Start.
The content of the invention
The purpose of the present invention is be used for amplitude of lightning current, polarity, waveform, lightning stroke time and number and ground voltage state
Real-time monitoring, and pass through sensor and the data collected be transmitted to lightning monitoring recorder, reached through wire communication mode
Host computer realizes long-range monitoring.
The technical solution adopted by the present invention is：A kind of railway station Machine Room lightning monitoring system, the railway station
Machine Room lightning monitoring system includes indoor and outdoor two parts, and interior is provided with electrical power distribution case, power lightning protection box, power supply panel,
It is characterized in that：Indoor section has further included lightning prevention junction cabinet, network interface cabinet and five ground connection and has collected row, and outdoor is provided with
One ground connection collects row and signal box annular earth mat, in connecing for power lightning protection box, power supply panel, lightning prevention junction cabinet and network interface cabinet
Current sensor at mouthful is set, collects in each ground connection and voltage sensor is set on row, and reference ground is set in signal distal end, specifically
Installation site is：ID1, ID2 are mounted on electrical power distribution case exit；ID3 is mounted on power lightning protection box ground connection and collects row and annular
On the ground wire of earth mat connection；ID4 is mounted on power supply panel ground connection and collects on the ground wire that row is connected with annular earth mat；IX1 is mounted on anti-
The ground connection of thunder junction box and network interface cabinet is collected on the ground wire that row is connected with annular earth mat；IX2 is mounted on network interface cabinet
Ground connection is collected on row's ground wire；The ground connection that IX3 is mounted on lightning prevention junction cabinet is collected on row's ground wire；IX4 is mounted on outside Machine Room
The ground connection that portion, each cable enter the external shield connection of line is collected on row's ground wire；IX points on the inlet wire of lightning prevention junction cabinet；IX
Net is mounted on the inlet wire of network interface cabinet；It is circlewise online that V0 is mounted on signal box；V1, V2, V3, V4 are mounted in Machine Room
Each ground connection is collected on row；The ground connection that V5 is mounted on the external shield connection that Machine Room is external, each cable enters line is collected on row；V6 is remote
Hold reference ground.
It is an advantage of the invention that by current sensor to power supply, I/O cable and various earth point lightning currents and
The acquisition of voltage is accurately positioned using Truth Value Logic operation method, and then to lightning ingress approach, realizes the function of monitoring.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Reference numeral is as follows：
V is voltage sensor, and ID is power supply type current sensor, and IX is signal type current sensor.
Specific embodiment
As shown in Figure 1, a kind of railway station Machine Room lightning monitoring system, the railway station Machine Room lightning monitoring
System includes indoor and outdoor two parts, and interior is provided with electrical power distribution case, power lightning protection box, power supply panel, wherein indoor section also
It is provided with lightning prevention junction cabinet, network interface cabinet and five ground connection and collects row, outdoor setting to collect row and signal box there are one being grounded
Annular earth mat sets current sensor in the interface of power lightning protection box, power supply panel, lightning prevention junction cabinet and network interface cabinet,
Each ground connection, which is collected, sets voltage sensor on row, and sets reference ground in signal distal end, and specific installation site is：ID1, ID2 pacify
Mounted in electrical power distribution case exit；ID3 is mounted on power lightning protection box ground connection and collects on the ground wire that row is connected with annular earth mat；ID4
It is grounded and collects on the ground wire that row is connected with annular earth mat mounted on power supply panel；IX1 is mounted on lightning prevention junction cabinet and network interface cabinet
Ground connection collect on the ground wire that row is connected with annular earth mat；The ground connection that IX2 is mounted on network interface cabinet is collected on row's ground wire；
The ground connection that IX3 is mounted on lightning prevention junction cabinet is collected on row's ground wire；IX4 is mounted on the external screen that Machine Room is external, each cable enters line
The ground connection for covering connection is collected on row's ground wire；IX points on the inlet wire of lightning prevention junction cabinet；IX nets are mounted on network interface cabinet
Inlet wire on；It is circlewise online that V0 is mounted on signal box；V1, V2, V3, V4, which are mounted on respectively to be grounded in Machine Room, to be collected on row；V5
Ground connection mounted on the external shield connection that Machine Room is external, each cable enters line is collected on row；V6 is for distal reference.
Wherein, according to Machine Room equipment layout feature, current sensor is set to power import and signal cable entrance,
Earth point sets current sensor and voltage sensor.It to power supply, I/O cable and various is connect by current sensor
The acquisition of place lightning current and voltage is accurately positioned using Truth Value Logic operation method, and then to lightning ingress approach.
Embodiment is as follows：Power supply type current sensor is set in the outlet of electrical power distribution case, if thunder and lightning passes through three-phase
Power supply invades, and respective channel current sensor is acquired lightning current, by Acquisition Processor to amplitude, polarity, waveform into
Row acquisition process.In cable core and cable jacket setting signal type current sensor, if thunder and lightning is invaded by rail,
Current sensor on cable core is acquired lightning current processing, if thunder and lightning is invaded by cable jacket, outside cable
Current sensor on sheath is acquired processing to amplitude of lightning current, polarity, waveform.When spot potential counterattack, pass through
Voltage sensor gathered data, such as：Thunder and lightning positive charge invades shaft tower, and the rise of shaft tower earth mat current potential, synchronous signal building is circlewise
Net current potential is higher than ground reference.
Claims (1)
1. a kind of railway station Machine Room lightning monitoring system, the railway station Machine Room lightning monitoring system includes interior
Outdoor two parts, interior are provided with electrical power distribution case, power lightning protection box, power supply panel, it is characterised in that：Indoor section has further included
Lightning prevention junction cabinet, network interface cabinet and five ground connection collect row, and outdoor setting to collect row and signal box circlewise there are one being grounded
Net sets current sensor, in each ground connection in the interface of power lightning protection box, power supply panel, lightning prevention junction cabinet and network interface cabinet
Collect and voltage sensor is set on row, and reference ground is set in signal distal end, specific installation site is：ID1, ID2 are mounted on electricity
Source distribution box exit；ID3 is mounted on power lightning protection box ground connection and collects on the ground wire that row is connected with annular earth mat；ID4 is mounted on
Power supply panel ground connection is collected on the ground wire that row is connected with annular earth mat；IX1 is mounted on the ground connection of lightning prevention junction cabinet and network interface cabinet
Collect on the ground wire that row is connected with annular earth mat；The ground connection that IX2 is mounted on network interface cabinet is collected on row's ground wire；IX3 is installed
Collect in the ground connection of lightning prevention junction cabinet on row's ground wire；IX4 is mounted on the external shield connection that Machine Room is external, each cable enters line
Ground connection is collected on row's ground wire；IX points on the inlet wire of lightning prevention junction cabinet；IX nets are mounted on the inlet wire of network interface cabinet；
It is circlewise online that V0 is mounted on signal box；V1, V2, V3, V4, which are mounted on respectively to be grounded in Machine Room, to be collected on row；V5 is mounted on machinery
The ground connection that outdoor, each cable enter the external shield connection of line is collected on row；V6 is for distal reference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611068174.7A CN108120870A (en) | 2016-11-29 | 2016-11-29 | railway station machine room lightning monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611068174.7A CN108120870A (en) | 2016-11-29 | 2016-11-29 | railway station machine room lightning monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108120870A true CN108120870A (en) | 2018-06-05 |
Family
ID=62224746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611068174.7A Pending CN108120870A (en) | 2016-11-29 | 2016-11-29 | railway station machine room lightning monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108120870A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111916972A (en) * | 2020-09-17 | 2020-11-10 | 深圳科安达电子科技股份有限公司 | Railway signal cable grounding method and system |
| CN113049886A (en) * | 2021-04-14 | 2021-06-29 | 国网福建省电力有限公司 | Lightning invasion switch room monitoring method based on current distribution of ground grid |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1909313A (en) * | 2006-08-11 | 2007-02-07 | 上海铁大电信设备有限公司 | Integrated thunder protecting device for railway signal micro-electron equipment |
| CN202282609U (en) * | 2011-10-31 | 2012-06-20 | 中铁二十局集团电气化工程有限公司 | Comprehensive lightning protection system for railway station signal tower |
| CN204925275U (en) * | 2015-08-18 | 2015-12-30 | 上海铁大电信科技股份有限公司 | Railway signal lightning protection device thunder and lightning integrated monitoring system |
| CN106033096A (en) * | 2015-03-16 | 2016-10-19 | 武汉三相电力科技有限公司 | On-line monitoring system and method for transformer station lightning invasion wave |
| CN206208980U (en) * | 2016-11-29 | 2017-05-31 | 沈阳铁路信号有限责任公司 | railway station machine room lightning monitoring system |
-
2016
- 2016-11-29 CN CN201611068174.7A patent/CN108120870A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1909313A (en) * | 2006-08-11 | 2007-02-07 | 上海铁大电信设备有限公司 | Integrated thunder protecting device for railway signal micro-electron equipment |
| CN202282609U (en) * | 2011-10-31 | 2012-06-20 | 中铁二十局集团电气化工程有限公司 | Comprehensive lightning protection system for railway station signal tower |
| CN106033096A (en) * | 2015-03-16 | 2016-10-19 | 武汉三相电力科技有限公司 | On-line monitoring system and method for transformer station lightning invasion wave |
| CN204925275U (en) * | 2015-08-18 | 2015-12-30 | 上海铁大电信科技股份有限公司 | Railway signal lightning protection device thunder and lightning integrated monitoring system |
| CN206208980U (en) * | 2016-11-29 | 2017-05-31 | 沈阳铁路信号有限责任公司 | railway station machine room lightning monitoring system |
Non-Patent Citations (1)
| Title |
|---|
| 陈水明;何金良;曾嵘;: "输电线路雷电防护技术研究(一):雷电参数", 高电压技术, no. 12, pages 29 - 35 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111916972A (en) * | 2020-09-17 | 2020-11-10 | 深圳科安达电子科技股份有限公司 | Railway signal cable grounding method and system |
| CN113049886A (en) * | 2021-04-14 | 2021-06-29 | 国网福建省电力有限公司 | Lightning invasion switch room monitoring method based on current distribution of ground grid |
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