CN110979397A - Real-time monitoring and early warning system and method for high-speed rail crossing inverted arch floating area in operation period - Google Patents
Real-time monitoring and early warning system and method for high-speed rail crossing inverted arch floating area in operation period Download PDFInfo
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000007667 floating Methods 0.000 title claims abstract description 21
- 230000010365 information processing Effects 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 239000013307 optical fiber Substances 0.000 claims description 8
- 230000008054 signal transmission Effects 0.000 claims description 3
- 230000002159 abnormal effect Effects 0.000 claims description 2
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- B61—RAILWAYS
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- B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
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Abstract
The disclosure provides a real-time monitoring and early warning system and method for a high-speed rail crossing an inverted arch floating area in an operation period. The real-time monitoring and early warning system for the high-speed rail crossing the inverted arch floating area in the operation period comprises a monitoring system and an early warning system; the monitoring system comprises an information collection system, an information transmission system and an information processing system; the information collection system is used for collecting real-time data of an inverted arch in the tunnel and three-dimensional state data of the inverted arch of the tunnel in the running process of the train and transmitting the data to the information processing system through the information transmission system; the information processing system is used for comparing the real-time data of the inverted arch in the tunnel with the inverted arch data in the original tunnel to identify the position of the inverted arch in the tunnel, and meanwhile, comparing the three-dimensional state data of the inverted arch of the tunnel with the three-dimensional state data of the inverted arch of the original tunnel in the running process of the train at the corresponding position to judge the size degree of the inverted arch deformation in the tunnel; the early warning system is used for controlling the speed of the train according to the position and the deformation degree of the inverted arch in the tunnel.
Description
Technical Field
The disclosure belongs to the field of tunnel monitoring, and particularly relates to a real-time monitoring and early warning system and method for high-speed rail crossing inverted arch floating area in an operation period.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
At present, most tunnels have the problems of water seepage, overlarge surrounding rock deformation, upward floating of tunnel inverted arches and the like in different degrees in the operation period, and the stability of the tunnel structure and the driving safety are seriously threatened. The tunnel inverted arch is used as a part of a tunnel structure, plays a great role in inhibiting deformation of surrounding rocks and ensuring the stability of the whole structure of the tunnel, the problem of track uplift caused by floating of the tunnel inverted arch seriously threatens the engineering safety, and is particularly prominent in a weak surrounding rock environment, manpower and material resources are consumed in the repairing process, and huge social and economic losses are caused.
At present, most of tunnel safety detection and early warning are carried out in the tunnel construction period, and high-speed railway tunnels are long, large in buried depth, complex in stratum crossing and high in train running speed, and higher standards and requirements are provided for line smoothness, so that the monitoring and early warning are more specific to the operation period. Monitoring and early warning have important significance for high-speed rail crossing the tunnel in the operation period, monitoring and measuring are carried out in the tunnel operation period, scientific basis can be provided for analyzing the deformation rule of the surrounding rock, checking the deformation convergence of the surrounding rock and predicting the potential safety hazard possibly existing in the tunnel, and the situation that the high-speed rail crossing the tunnel is in the bud can be prevented.
However, the inventor finds that at present, the tunnel monitoring and measuring in the operating period in China are mainly realized by means of measuring through equipment such as a manpower leveling instrument and a total station, the influence of external factors is great, the efficiency is low, and the deformation condition of surrounding rocks cannot be mastered in real time; in addition, the method has hysteresis property when being used for deformation monitoring, can not further reveal the process and the form of the damage of the tunnel inverted arch structure, and can realize the warning and real-time perception of the precursor of the floating damage of the inverted arch structure.
Disclosure of Invention
In order to solve the problems, the invention provides a real-time monitoring and early warning system and method for high-speed rail crossing an inverted arch floating area in an operation period.
In order to achieve the purpose, the following technical scheme is adopted in the disclosure:
the first aspect of this disclosure provides an operation period high-speed railway passes through inverted arch floating area real-time supervision early warning system, and it includes:
a monitoring system and an early warning system; the monitoring system comprises an information collection system, an information transmission system and an information processing system; the information collection system is used for collecting real-time data of an inverted arch in the tunnel and three-dimensional state data of the inverted arch of the tunnel in the running process of the train and transmitting the data to the information processing system through the information transmission system; the information processing system is used for comparing real-time data of the inverted arch in the tunnel with data of the inverted arch in the original tunnel to identify the position of the inverted arch in the tunnel, and comparing three-dimensional state data of the inverted arch of the tunnel with three-dimensional state data of the inverted arch of the original tunnel in the running process of the train at the corresponding position to further judge the size degree of the inverted arch deformation in the tunnel; the early warning system is used for controlling the speed of the train according to the position and the deformation degree of the inverted arch in the tunnel.
The second aspect of the present disclosure provides a real-time monitoring and early warning method for a high-speed rail crossing an inverted arch floating area in an operation period, which includes:
acquiring real-time data of an inverted arch in a tunnel and three-dimensional state data of the inverted arch of the tunnel in the running process of a train;
comparing the real-time data of the inverted arch in the tunnel with the original data of the inverted arch in the tunnel to identify the position of the inverted arch in the tunnel, and comparing the three-dimensional state data of the inverted arch of the tunnel with the three-dimensional state data of the inverted arch of the original tunnel in the running process of the train at the corresponding position to further judge the size degree of the inverted arch deformation in the tunnel;
and controlling the speed of the train according to the deformation position and the deformation degree of the inverted arch in the tunnel.
The beneficial effects of this disclosure are:
(1) the distributed optical fiber sensing technology is arranged in a tunnel track in a construction period, and the tunnel is monitored in an all-round and all-time manner in an operation period; and in addition, laser scanning equipment is arranged on the train, and scanning information is collected while the train runs. The information of the two is merged into an information processing and analyzing system together with the state information of the running stability and the like of the train.
(2) The distributed optical fiber sensing technology, the laser scanning technology and the multi-party information transmission, collection, analysis and derivation technology are well integrated, and the distributed optical fiber sensing technology, the laser scanning technology and the multi-party information transmission, collection, analysis and derivation technology are applied to monitoring and early warning of disasters of the track tunnel in the operation period.
(3) The speed of the train is controlled according to the position and the deformation degree of the inverted arch in the tunnel, information is reflected to the high-speed train, and a high-efficiency, high-speed and safe national high-speed rail network is created.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and are not to limit the disclosure.
Fig. 1 is a schematic structural diagram of a real-time monitoring and early warning system for a high-speed rail crossing an inverted arch floating area in an operation period according to an embodiment of the disclosure;
fig. 2 is a schematic structural diagram of an early warning system according to an embodiment of the disclosure;
fig. 3 is a schematic structural diagram of a train information collection system according to an embodiment of the present disclosure.
Detailed Description
The present disclosure is further described with reference to the following drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present disclosure. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the present disclosure, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only relational terms determined for convenience in describing structural relationships of the parts or elements of the present disclosure, and do not refer to any parts or elements of the present disclosure, and are not to be construed as limiting the present disclosure.
In the present disclosure, terms such as "fixedly connected", "connected", and the like are to be understood in a broad sense, and mean either a fixed connection or an integrally connected or detachable connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present disclosure can be determined on a case-by-case basis by persons skilled in the relevant art or technicians, and are not to be construed as limitations of the present disclosure.
As shown in fig. 1, the real-time monitoring and early warning system for high-speed rail crossing an inverted arch floating area in the operation period of the embodiment includes:
a monitoring system 1 and an early warning system 2; the monitoring system 1 comprises an information collection system 3, an information transmission system 4 and an information processing system 5; the information collection system 3 is used for collecting real-time data of an inverted arch in the tunnel and three-dimensional state data of the inverted arch of the tunnel in the running process of the train and transmitting the data to the information processing system 5 through the information transmission system 4; the information processing system 5 is used for comparing the real-time data of the inverted arch in the tunnel with the inverted arch data in the original tunnel to identify the position of the inverted arch in the tunnel where the inverted arch is deformed, and meanwhile, comparing the three-dimensional state data of the inverted arch of the tunnel with the three-dimensional state data of the inverted arch of the original tunnel in the running process of the train at the corresponding position to further judge the size degree of the inverted arch deformation in the tunnel; the early warning system 2 is used for controlling the speed of the train according to the position and the deformation degree of the inverted arch in the tunnel.
In specific implementation, the information collection system 3 comprises an invert deformation information collection system 6 in the tunnel and a train information collection system 7, and is used for carrying out double monitoring on abnormal deformation of the tunnel invert;
the tunnel inner inverted arch deformation information collection system 6 is used for collecting tunnel inner inverted arch real-time data;
the train information collection system 7 is used for three-dimensional state data of the tunnel inverted arch in the running process of the train.
Specifically, the system for collecting the deformation information of the inverted arch in the tunnel comprises distributed optical fiber sensors which are arranged in a filling layer above the inverted arch of the tunnel and below a track in the tunnel and used for detecting real-time data of the inverted arch in the tunnel.
Specifically, as shown in fig. 3, the train information collection system includes a laser scanning device disposed at the front of the train.
In this embodiment, the signal transmission system is a wireless communication device.
It should be noted that, in other embodiments, the signal transmission system may also be other transmission devices, such as a cable optical fiber wired transmission structure.
In a specific implementation, as shown in fig. 1, the information processing system 5 includes an information receiving unit 8, an information analyzing unit 9, and an information output unit 10;
the information receiving unit 8 is used for receiving real-time data of an inverted arch in the tunnel and three-dimensional state data of the inverted arch of the tunnel in the running process of the train;
the information analysis unit 9 is configured to compare the real-time data of the inverted arch in the tunnel with the inverted arch data in the original tunnel to identify a position where the inverted arch in the tunnel is deformed, and compare the three-dimensional state data of the inverted arch of the tunnel with the three-dimensional state data of the inverted arch of the original tunnel in the running process of the train at the corresponding position to further determine the degree of deformation of the inverted arch in the tunnel;
the information output unit 10 is used for outputting the position and the deformation degree of the inverted arch in the tunnel to the early warning system.
As shown in fig. 2, the early warning system includes a tunnel maintenance center, and the tunnel maintenance center is connected with a train controller; a train running speed database is prestored in the tunnel maintenance center, and the train running speed database prestores a matching relation between the train running speed and the degree of deformation of the inverted arch in the tunnel; the tunnel maintenance center is used for searching the train running speed matched with the deformation degree of the inverted arch in the current tunnel in the train running speed database, and then combining the position where the inverted arch in the tunnel deforms to form a train running control scheme and transmitting the train running control scheme to the corresponding train controller so as to control the train speed.
The train running speed database is shown in table 1:
TABLE 1 database of train speeds
Deformation of inner inverted arch | Speed of train |
Δy1 | v1 |
Δy2 | v2 |
Δy3 | v3 |
……. | ……. |
In the embodiment, the train running speed matched with the deformation degree of the inverted arch in the current tunnel is searched in the train running speed database, and then a train running control scheme is formed by combining the deformation position of the inverted arch in the tunnel and is issued to the corresponding train controller so as to control the train speed, so that the train can obtain an optimal speed and the highest speed limit. Under the coordination assistance of the national high-speed rail system, the train can run safely and efficiently.
The real-time monitoring and early warning method for the high-speed rail crossing inverted arch floating area in the operation period comprises the following steps:
step 1: acquiring real-time data of an inverted arch in a tunnel and three-dimensional state data of the inverted arch of the tunnel in the running process of a train;
specifically, real-time data of an inverted arch in the tunnel are detected by using distributed optical fiber sensors arranged on a filling layer above the inverted arch of the tunnel and below a track in the tunnel.
Step 2: comparing the real-time data of the inverted arch in the tunnel with the original data of the inverted arch in the tunnel to identify the position of the inverted arch in the tunnel, and comparing the three-dimensional state data of the inverted arch of the tunnel with the three-dimensional state data of the inverted arch of the original tunnel in the running process of the train at the corresponding position to further judge the size degree of the inverted arch deformation in the tunnel;
and step 3: and controlling the speed of the train according to the deformation position and the deformation degree of the inverted arch in the tunnel.
In the step 3, a train running speed database is constructed in advance, and the matching relation between the train running speed and the degree of deformation of the inverted arch in the tunnel is prestored in the train running speed database;
and searching the train running speed matched with the deformation degree of the inverted arch in the current tunnel in a train running speed database, and forming a train running control scheme by combining the deformation position of the inverted arch in the tunnel and issuing the train running control scheme to a corresponding train controller so as to realize the control of the train speed.
The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.
Claims (10)
1. The utility model provides an operation period high-speed railway passes through inverted arch floating area real-time supervision early warning system which characterized in that includes:
a monitoring system and an early warning system; the monitoring system comprises an information collection system, an information transmission system and an information processing system; the information collection system is used for collecting real-time data of an inverted arch in the tunnel and three-dimensional state data of the inverted arch of the tunnel in the running process of the train and transmitting the data to the information processing system through the information transmission system; the information processing system is used for comparing real-time data of the inverted arch in the tunnel with data of the inverted arch in the original tunnel to identify the position of the inverted arch in the tunnel, and comparing three-dimensional state data of the inverted arch of the tunnel with three-dimensional state data of the inverted arch of the original tunnel in the running process of the train at the corresponding position to further judge the size degree of the inverted arch deformation in the tunnel; the early warning system is used for controlling the speed of the train according to the position and the deformation degree of the inverted arch in the tunnel.
2. The real-time monitoring and early warning system for the high-speed rail crossing inverted arch floating area in the operation period as claimed in claim 1, wherein the information collection system comprises an inverted arch deformation information collection system and a train information collection system in a tunnel, and is used for carrying out double monitoring on abnormal deformation of the inverted arch of the tunnel;
the tunnel inner inverted arch deformation information collection system is used for collecting tunnel inner inverted arch real-time data;
the train information collection system is used for three-dimensional state data of the inverted arch of the tunnel in the running process of the train.
3. The real-time monitoring and early warning system for the overhead region of the tunnel crossed by the high-speed rail in the operating period as claimed in claim 2, wherein the system for collecting the deformation information of the tunnel overhead comprises distributed optical fiber sensors which are arranged in a filling layer above the tunnel overhead and below a track in the tunnel and are used for detecting real-time data of the tunnel overhead.
4. The real-time monitoring and early warning system for the overhead region of the inverted arch during the operation period of the high-speed rail as claimed in claim 2, wherein the train information collecting system comprises a laser scanning device, and the laser scanning device is arranged at the front part of the train.
5. The real-time monitoring and early warning system for high-speed rail crossing inverted arch floating area in operation period according to claim 1, wherein the signal transmission system is a wireless communication device.
6. The real-time monitoring and early warning system for the high-speed rail crossing inverted arch floating area in the operation period as claimed in claim 1, wherein the information processing system comprises an information receiving unit, an information analyzing unit and an information output unit;
the information receiving unit is used for receiving real-time data of an inverted arch in the tunnel and three-dimensional state data of the inverted arch of the tunnel in the running process of the train;
the information analysis unit is used for comparing the real-time data of the inverted arch in the tunnel with the inverted arch data in the original tunnel to identify the position of the inverted arch in the tunnel, and comparing the three-dimensional state data of the inverted arch of the tunnel with the three-dimensional state data of the inverted arch of the original tunnel in the running process of the train at the corresponding position to further judge the size degree of the inverted arch deformation in the tunnel;
the information output unit is used for outputting the position and the deformation degree of the inverted arch in the tunnel to the early warning system.
7. The real-time monitoring and early warning system for the high-speed rail crossing inverted arch floating area in the operation period as claimed in claim 1, wherein the early warning system comprises a tunnel maintenance center, and the tunnel maintenance center is connected with a train controller; a train running speed database is prestored in the tunnel maintenance center, and the train running speed database prestores a matching relation between the train running speed and the degree of deformation of the inverted arch in the tunnel; the tunnel maintenance center is used for searching the train running speed matched with the deformation degree of the inverted arch in the current tunnel in the train running speed database, and then combining the position where the inverted arch in the tunnel deforms to form a train running control scheme and transmitting the train running control scheme to the corresponding train controller so as to control the train speed.
8. A real-time monitoring and early warning method for high-speed rail crossing inverted arch floating area in operation period is characterized by comprising the following steps:
acquiring real-time data of an inverted arch in a tunnel and three-dimensional state data of the inverted arch of the tunnel in the running process of a train;
comparing the real-time data of the inverted arch in the tunnel with the original data of the inverted arch in the tunnel to identify the position of the inverted arch in the tunnel, and comparing the three-dimensional state data of the inverted arch of the tunnel with the three-dimensional state data of the inverted arch of the original tunnel in the running process of the train at the corresponding position to further judge the size degree of the inverted arch deformation in the tunnel;
and controlling the speed of the train according to the deformation position and the deformation degree of the inverted arch in the tunnel.
9. The operating method of the real-time monitoring and early warning system for the overhead region of the inverted arch during the operation period as claimed in claim 8, wherein the real-time data of the inverted arch in the tunnel is detected by using distributed optical fiber sensors arranged on the filling layer above the inverted arch of the tunnel and below the track in the tunnel.
10. The working method of the real-time monitoring and early warning system for the high-speed rail crossing the inverted arch floating area in the operation period according to claim 8, wherein the step 3 further comprises:
a train running speed database is pre-established, and the matching relation between the train running speed and the degree of deformation of the inverted arch in the tunnel is pre-stored in the train running speed database;
and searching the train running speed matched with the deformation degree of the inverted arch in the current tunnel in a train running speed database, and forming a train running control scheme by combining the deformation position of the inverted arch in the tunnel and issuing the train running control scheme to a corresponding train controller so as to realize the control of the train speed.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113188589A (en) * | 2021-04-01 | 2021-07-30 | 山东大学 | Full-time intelligent monitoring equipment and method for subway tunnel |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014162270A2 (en) * | 2013-04-01 | 2014-10-09 | Universidad Eafit | System for detecting defects in the roundness of railway vehicle wheels |
CN105089701A (en) * | 2015-08-10 | 2015-11-25 | 山西省交通科学研究院 | Operation tunnel health monitoring and early warning system and method based on distributed optical fiber sensing |
CN108248635A (en) * | 2018-02-05 | 2018-07-06 | 刘春梅 | A kind of intelligent checking system for rail tunnel |
CN109080664A (en) * | 2018-08-10 | 2018-12-25 | 南京南瑞继保电气有限公司 | Subway station method for real-time monitoring and emergency processing based on three-dimensional structure preview method |
CN109238162A (en) * | 2018-09-25 | 2019-01-18 | 浙江科技学院 | A kind of tunnel 3 d deformation monitoring and method for early warning |
CN110207608A (en) * | 2019-07-03 | 2019-09-06 | 上海凌渡电子科技有限公司 | A kind of subway tunnel deformation detecting method based on 3 D laser scanning |
CN110455210A (en) * | 2019-08-13 | 2019-11-15 | 中国铁路总公司 | A kind of high-speed rail tunnel-type position sensing method based on imbedded fiber |
-
2019
- 2019-11-26 CN CN201911176326.9A patent/CN110979397B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014162270A2 (en) * | 2013-04-01 | 2014-10-09 | Universidad Eafit | System for detecting defects in the roundness of railway vehicle wheels |
CN105089701A (en) * | 2015-08-10 | 2015-11-25 | 山西省交通科学研究院 | Operation tunnel health monitoring and early warning system and method based on distributed optical fiber sensing |
CN108248635A (en) * | 2018-02-05 | 2018-07-06 | 刘春梅 | A kind of intelligent checking system for rail tunnel |
CN109080664A (en) * | 2018-08-10 | 2018-12-25 | 南京南瑞继保电气有限公司 | Subway station method for real-time monitoring and emergency processing based on three-dimensional structure preview method |
CN109238162A (en) * | 2018-09-25 | 2019-01-18 | 浙江科技学院 | A kind of tunnel 3 d deformation monitoring and method for early warning |
CN110207608A (en) * | 2019-07-03 | 2019-09-06 | 上海凌渡电子科技有限公司 | A kind of subway tunnel deformation detecting method based on 3 D laser scanning |
CN110455210A (en) * | 2019-08-13 | 2019-11-15 | 中国铁路总公司 | A kind of high-speed rail tunnel-type position sensing method based on imbedded fiber |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113188589A (en) * | 2021-04-01 | 2021-07-30 | 山东大学 | Full-time intelligent monitoring equipment and method for subway tunnel |
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