CN117478556A - RBC equipment state monitoring system - Google Patents
RBC equipment state monitoring system Download PDFInfo
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- CN117478556A CN117478556A CN202311422507.1A CN202311422507A CN117478556A CN 117478556 A CN117478556 A CN 117478556A CN 202311422507 A CN202311422507 A CN 202311422507A CN 117478556 A CN117478556 A CN 117478556A
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- 230000002159 abnormal effect Effects 0.000 claims abstract description 20
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0823—Errors, e.g. transmission errors
- H04L43/0829—Packet loss
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0631—Management of faults, events, alarms or notifications using root cause analysis; using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0823—Errors, e.g. transmission errors
- H04L43/0847—Transmission error
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Abstract
The embodiment of the application discloses a RBC equipment state monitoring system. The method is applied to monitoring the state of a transmission link and the quality of data communication of RBC signal equipment, and comprises the following steps: sampling the level value of the RBC signal transmission link in real time; monitoring the out-of-step condition of RBC signal transmission data frames in real time; counting the error rate, the data packet loss and the data unidentified condition in real time; according to abnormal conditions, the RBC signal equipment state, the transmission link state and the data communication quality are rapidly evaluated and identified; and monitoring the health state of the RBC link and ISDN connection equipment. The system is used for deeply mining the loss information of the RBC signal equipment link and equipment, and realizing the state monitoring of the RBC equipment.
Description
Technical Field
The embodiment of the application relates to the field of maintenance of high-speed railway signal equipment, in particular to a RBC equipment state monitoring system.
Background
In a CTCS-3 level train control system (Chinese Train Control System Level, abbreviated as C3), a ground signal device RBC (Radio Block Center ) and a GSM-R (GSM For Railway digital mobile communication system) are physically connected through an E1 link, so that data information interaction between communication and signals is realized in a v.110 format. The two ends of the E1 link comprise equipment with different professions on a communication side and a signal side, such as an ISND server, a lightning arrester, a DDF frame, a cable connector, a tee joint, communication transmission equipment and other physical devices, and the problems of poor line contact, undefined fault locating points, non-uniform alarm triggering mechanism and the like possibly exist among the equipment, so that the operating state of RBC equipment is not fully mastered, and a certain risk is generated.
The RBC equipment state monitoring system mainly collects, identifies and counts the link level value, the bit error rate, the data packet loss and the data unidentified condition of RBC signal equipment, rapidly evaluates the communication quality of RBC signal transmission and monitors the health state of an RBC link and ISDN connection equipment thereof.
Disclosure of Invention
In order to solve any of the above technical problems, the present invention provides a RBC device status monitoring system, including:
an RBC device status monitoring system, mainly applied to the field of high-speed rail signal device maintenance, comprising:
sampling the level value of the RBC signal transmission link in real time; monitoring the out-of-step condition of RBC signal transmission data frames in real time; counting the error rate, the data packet loss and the data unidentified condition in real time; according to abnormal fluctuation of the level value, frame out-of-step, error code, packet loss and unidentified information of data transmission, the communication quality of RBC signal transmission is rapidly estimated; the health state of the RBC link and ISDN connection equipment is monitored; and identifying potential risk points of the RBC equipment and performing fault diagnosis.
The system is used for deeply mining the loss information of the RBC signal equipment link and equipment, and realizing the state monitoring of the RBC equipment.
A RBC device status monitoring system, characterized by:
detecting level values in the RBC link, including a current value, a voltage value and a signal amplitude, through a level signal sensor; drawing a level curve according to a time sequence; setting a fluctuation range and a threshold value of a level curve; and carrying out fault alarm prompt on the weakening or disappearance of the level curve or the exceeding of the threshold value.
A RBC device status monitoring system, characterized by:
monitoring link data information connected by a coupling end by utilizing a three-way connector acquired by an RBC link; analyzing RBC signal to transmit V.110 data frame information; counting and recording frame synchronization information, frame out-of-step information, bit error rate, data packet loss and data unidentified conditions; judging the frequency of frame step-out, error code, packet loss and unidentified data, and performing fault diagnosis; if the link loss alarm prompt information is abnormal, triggering the link loss alarm prompt information; if the frequently sent frame is out of step, the equipment alarm prompt message is triggered.
A RBC device status monitoring system, characterized by:
according to the abnormal level value information of the RBC transmission link and the frame out-of-step information of RBC signal transmission data, accurately positioning RBC link state information after combination and judgment; and (3) quickly positioning a link fault point in RBC signal transmission, and distinguishing a fault interface between a communication side and a signal side so as to carry out accurate maintenance.
The RBC link status information according to the above is characterized in that:
under the normal state, when the level value of the RBC transmission link continuously stabilizes or fluctuates back and forth with small amplitude, the RBC link state is judged to be normal.
When the level value of the RBC transmission link disappears, judging that the RBC link is disconnected; sending out link disconnection fault alarm information; and checking whether the RBC equipment and the matched upstream and downstream equipment, connectors and cables are disconnected or fail.
When the level value of the RBC transmission link is gradually reduced or increased, judging that the RBC link has loss; and further checking whether the RBC equipment and matched upstream and downstream equipment, connectors and cables have abnormal loss or not according to the communication direction of the level abnormal link.
When the level value of the RBC transmission link suddenly becomes smaller or larger, judging that the RBC link is abnormal sporadically, and giving a state alarm prompt; and checking whether the communication cable or the connector of the RBC is abnormal.
The RBC link status information according to the above is characterized in that:
under the normal state, the real-time monitored RBC signal transmission data is in a frame synchronization state, and the RBC link state is judged to be normal.
When RBC signal transmission data is in a frame out-of-step state, judging that the three-way connector and the coupling end cable or RBC signal equipment have faults; and sending out link frame out-of-step alarm information.
According to the above-mentioned sent link frame out-of-step alarm information, in the out-of-step state of the frame, further judge RBC link state information, its characteristic lies in:
when RBC signal transmission data is in a frame out-of-step state and the level value of a transmission link is normal; judging that the signal source has a fault; the state of communication equipment at the communication side or the RBC side needs to be checked.
When RBC signal transmission data is in a frame out-of-step state and the level value of a transmission link suddenly becomes smaller or larger; judging that the three-way joint and the joint have loss; sending out alarm information of a data acquisition end; and whether the three-way connector and the coupling end cable have virtual connection, short circuit and other loss conditions or not needs to be checked.
A RBC device status monitoring system method, characterized by:
counting error rate, packet loss and unidentified condition of RBC transmission data; when the error rate is high, the data has packet loss, the data is unidentified or not identified, alarm information is formed, and the abnormal communication quality state of the link is prompted; collecting all triggered alarm information and correction information to form an equipment overhaul history statistical report; and carrying out periodic risk early warning prompt on the fault points which are easy to occur.
A RBC device status monitoring system method, characterized by:
recording the stable operation time of each device in the RBC link state monitoring object, and establishing a healthy operation model, a fatigue degree and a loss model of RBC signal devices, communication devices and links; providing a risk maintenance period reference value; support the more efficient RBC signaling equipment planning maintenance model.
A RBC device status monitoring system, comprising:
the level signal sensor device comprises a non-contact sensor and a contact sensor; a level value for use in a touch-sensitive, non-touch sensitive link; and acquiring and comparing the induction level value of the RBC link in real time.
The data frame acquisition device comprises a tee joint and a data frame acquisition device thereof. The method is used for analyzing the conditions of frame synchronization, frame out-of-step information, error rate, data packet loss and data unidentified transmitted in the RBC link.
The state monitoring processing device comprises a state monitoring processor and an interface connection device thereof. The method is used for drawing a level value curve; extracting frame out-of-step information, error codes, packet loss, unidentified data or unidentified data; judging the RBC link state, and monitoring the communication quality of the link in real time; sending out alarm prompt information; recording the maintenance period of the RBC link and the operation time of each device; and forming a healthy operation model, a fatigue degree and a loss model of the RBC signal equipment, the communication equipment and the link.
The technical scheme has the following advantages or beneficial effects:
according to the link level value, the bit error rate, the data packet loss and the data unidentified condition of RBC transmission data, abnormal information can be found in time, the transmission communication quality of RBC signal equipment can be quantized, and the state monitoring of the RBC link and ISDN connection equipment thereof is realized.
Additional features and advantages of embodiments of the application will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of embodiments of the application. The objectives and other advantages of the embodiments of the present application will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The drawings are intended to provide a further understanding of the technical solutions of the embodiments of the present application and are not to be construed as limiting the technical solutions of the embodiments of the present application.
Fig. 1 is a schematic diagram of a RBC device status monitoring system provided by the invention;
fig. 2 is a schematic installation diagram of an RBC device status monitoring system provided by the invention;
fig. 3 is a schematic diagram of a data flow of a RBC device status monitoring system according to the present invention;
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention will be described in detail hereinafter with reference to the accompanying drawings.
Fig. 1 is a schematic diagram of a RBC device status monitoring system according to the present invention.
As shown in fig. 1:
s101 is a level value of the real-time sampling RBC signaling E1 link.
S102 is to monitor the conditions of the RBC signal transmission data frame out-of-step, error rate, data packet loss and data unidentified in real time.
S103, rapidly evaluating the communication quality of RBC signal transmission according to abnormal fluctuation of the level value, frame out-of-step, error code, packet loss and unidentified information of data transmission.
S104 is to monitor the health status of the RBC link and its ISDN connection equipment.
Fig. 2 is a schematic installation diagram of an RBC device status monitoring system provided by the invention.
As shown in fig. 2:
s201 is a signal input cable of the external link. Information transfer takes place in the form of an E1 transmission link.
S202 is a three-way connector for signal extraction of E1 transmission link. The device comprises a signal input end, a signal output end and a signal coupling end; the input end is used for connecting with an external link input end line; the output end is used for connecting RBC signal equipment; the coupling end is used for coupling small signals and is connected with the contact type sensor.
S203 is a non-contact sensor for collecting the level value of the transmission link of the three-way connector output end E1. Installing a non-contact sensor at an end joint close to the E1 transmission link, and allowing a cable of the E1 transmission link to pass through an induction coil of the non-contact sensor; the coupling end is used for coupling small signals and is connected with the contact type sensor.
S204 is an internal cable connected to the RBC device. Information transfer takes place in the form of an E1 transmission link.
S205 is a contact sensor for collecting the level value of the transmission link of the three-way connector coupling end E1. The contact sensor is connected in series to the E1 transmission link.
S206 is a data frame collector for collecting the frame out-of-step condition of the RBC signal transmission data link, and collecting the bit error rate, the data packet loss and the data unidentified condition.
S207 is a state monitoring processor, which is used for receiving and processing the level value transmitted by the non-contact sensor and the contact sensor, receiving and processing the link frame out-of-step condition transmitted by the data frame collector, and counting the error rate, the data packet loss and the data unidentified condition; and carrying out alarm feedback on the abnormal result.
Fig. 3 is a schematic diagram of a data flow of an RBC device status monitoring system according to the present invention. As shown in fig. 3:
s301 is a level signal sensor device, which comprises a non-contact sensor and a contact sensor; a level value for use in a touch-sensitive, non-touch sensitive link; acquiring and comparing induction level values of the RBC link in real time; and transmitted to the state monitoring processing device through the sampling data.
S302 is a data frame acquisition device, which comprises a three-way connector and a data frame acquisition device; the method is used for analyzing the conditions of frame synchronization, frame out-of-step information, error rate, data packet loss and data unidentified transmitted in the RBC link.
S303 is a state monitoring processing device, which comprises a state monitoring processor and an interface connection device thereof, and is used for connecting the two devices, and classifying, processing and displaying the data information reported by the collected devices. The method is specifically used for drawing a level value curve; extracting frame out-of-step information, error codes, packet loss, unidentified data or unidentified data; judging the RBC link state, and monitoring the communication quality of the link in real time; sending out alarm prompt information; recording the maintenance period of the RBC link and the operation time of each device; and forming a healthy operation model, a fatigue degree and a loss model of the RBC signal equipment, the communication equipment and the link.
The present invention provides a level signal sensor device, a data frame acquisition device, a condition monitoring processing device, the storage medium of which includes, but is not limited to RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, digital Versatile Disk (DVD) or other optical disk storage, magnetic cassettes, magnetic tape, magnetic disk storage or other magnetic storage devices, or any other medium which can be used to store the desired information and which can be accessed by a computer.
While the present invention has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the invention. Many modifications and substitutions of the present invention will become apparent to those of ordinary skill in the art upon reading the foregoing. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (10)
1. An RBC device status monitoring system, mainly applied to the field of high-speed rail signal device maintenance, comprising:
sampling the level value of the RBC signal transmission link in real time; monitoring frame out-of-step condition of RBC signal transmission data link in real time; counting the error rate, the data packet loss and the data unidentified condition in real time; according to abnormal fluctuation of the level value, frame out-of-step, error code, packet loss and unidentified information of data transmission, the communication quality of RBC signal transmission is rapidly estimated; and monitoring the health state of the RBC link and ISDN connection equipment.
The system is used for deeply mining the loss information of the RBC signal equipment link and equipment, and realizing the state monitoring of the RBC equipment.
2. A RBC device status monitoring system, characterized by:
detecting level values in the RBC link, including a current value, a voltage value and a signal amplitude, through a level signal sensor; drawing a level curve according to a time sequence; setting a fluctuation range and a threshold value of a level curve; and carrying out fault alarm prompt on the weakening or disappearance of the level curve or the exceeding of the threshold value.
3. A RBC device status monitoring system, characterized by:
monitoring link data information connected by a coupling end by utilizing a three-way connector acquired by an RBC link; analyzing RBC signal to transmit V.110 data frame information; counting and recording frame synchronization information, frame out-of-step information, bit error rate, data packet loss and data unidentified conditions; judging the frequency of frame step-out, error code, packet loss and unidentified data, and performing fault diagnosis; if the link loss alarm prompt information is abnormal, triggering the link loss alarm prompt information; if the frequently sent frame is out of step, the equipment alarm prompt message is triggered.
4. A RBC device status monitoring system, characterized by:
according to the abnormal level value information of the RBC transmission link and the frame out-of-step information of RBC signal transmission data, accurately positioning RBC link state information after combination and judgment; and (3) quickly positioning a link fault point in RBC signal transmission, and distinguishing a fault interface between a communication side and a signal side so as to carry out accurate maintenance.
5. The RBC link state information of claim 4, wherein:
under the normal state, when the level value of the RBC transmission link continuously stabilizes or fluctuates back and forth with small amplitude, the RBC link state is judged to be normal.
When the level value of the RBC transmission link disappears, judging that the RBC link is disconnected; sending out link disconnection fault alarm information; and checking whether the RBC equipment and the matched upstream and downstream equipment, connectors and cables are disconnected or fail.
When the level value of the RBC transmission link is gradually reduced or increased, judging that the RBC link has loss; and further checking whether the RBC equipment and matched upstream and downstream equipment, connectors and cables have abnormal loss or not according to the communication direction of the level abnormal link.
When the level value of the RBC transmission link suddenly becomes smaller or larger, judging that the RBC link is abnormal sporadically, and giving a state alarm prompt; and checking whether the communication cable or the connector of the RBC is abnormal.
6. The RBC link state information of claim 4, wherein:
under the normal state, the real-time monitored RBC signal transmission data is in a frame synchronization state, and the RBC link state is judged to be normal.
When RBC signal transmission data is in a frame out-of-step state, judging that the three-way connector and the coupling end cable or RBC signal equipment have faults; and sending out link frame out-of-step alarm information.
7. The method according to claim 6, further determining RBC link state information in a frame out-of-sync state, wherein:
when RBC signal transmission data is in a frame out-of-step state and the level value of a transmission link is normal; judging that the signal source has a fault; the state of communication equipment at the communication side or the RBC side needs to be checked.
When RBC signal transmission data is in a frame out-of-step state and the level value of a transmission link suddenly becomes smaller or larger; judging that the three-way joint and the joint have loss; sending out alarm information of a data acquisition end; and whether the three-way connector and the coupling end cable have virtual connection, short circuit and other loss conditions or not needs to be checked.
8. A RBC device status monitoring system method, characterized by:
counting error rate, packet loss and unidentified condition of RBC transmission data; when the error rate is high, the data has packet loss, the data is unidentified or not identified, alarm information is formed, and the abnormal communication quality state of the link is prompted; collecting all triggered alarm information and correction information to form an equipment overhaul history statistical report; and carrying out periodic risk early warning prompt on the fault points which are easy to occur.
9. A RBC device status monitoring system method, characterized by:
recording the stable operation time of each device in the RBC link state monitoring object, and establishing a healthy operation model, a fatigue degree and a loss model of RBC signal devices, communication devices and links; providing a risk maintenance period reference value; support the more efficient RBC signaling equipment planning maintenance model.
10. A RBC device status monitoring system, comprising:
the level signal sensor device comprises a non-contact sensor and a contact sensor; a level value for use in a touch-sensitive, non-touch sensitive link; and acquiring and comparing the induction level value of the RBC link in real time.
The data frame acquisition device comprises a tee joint and a data frame acquisition device thereof. The method is used for analyzing the conditions of frame synchronization, frame out-of-step information, error rate, data packet loss and data unidentified transmitted in the RBC link.
The state monitoring processing device comprises a state monitoring processor and an interface connection device thereof. The method is used for drawing a level value curve; extracting frame out-of-step information, error codes, packet loss, unidentified data or unidentified data; judging the RBC link state, and monitoring the communication quality of the link in real time; sending out alarm prompt information; recording the maintenance period of the RBC link and the operation time of each device; and forming a healthy operation model, a fatigue degree and a loss model of the RBC signal equipment, the communication equipment and the link.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311422507.1A CN117478556A (en) | 2023-10-30 | 2023-10-30 | RBC equipment state monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311422507.1A CN117478556A (en) | 2023-10-30 | 2023-10-30 | RBC equipment state monitoring system |
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