阅读说明：本技术 用于itcs车载设备的日志自动下载备份方法及装置 (Automatic log downloading and backup method and device for ITCS (integrated circuit switching) vehicle-mounted equipment ) 是由 庞聪 张博理 于 2020-12-23 设计创作，主要内容包括：本发明涉及一种用于ITCS车载设备的日志自动下载备份方法及装置,该方法为：日志自动下载备份设备与OBC连接,接收OBC的行车数据后进行本体存储,并根据行车数据分析列车的行车状态,将分析后的数据进行本地存储后发送给地面服务器。与现有技术相比,本发明具有安全性高、操作方便、节省了人工成本等优点。(The invention relates to a log automatic downloading backup method and a device for ITCS vehicle-mounted equipment, wherein the method comprises the following steps: the log automatic downloading backup device is connected with the OBC, receives the running data of the OBC, stores the running data in a body, analyzes the running state of the train according to the running data, and sends the analyzed data to the ground server after local storage. Compared with the prior art, the invention has the advantages of high safety, convenient operation, labor cost saving and the like.)

1. A log automatic downloading backup method for ITCS vehicle-mounted equipment is characterized by comprising the following steps: the log automatic downloading backup device is connected with the OBC, receives the running data of the OBC, stores the running data in a body, analyzes the running state of the train according to the running data, and sends the analyzed data to the ground server after local storage.

2. The method for automatically downloading and backing up the logs of the ITCS vehicle-mounted device according to claim 1, wherein the automatic log downloading and backing-up device is connected with the OBC through a serial port and a network port.

3. The method for automatically downloading and backing up the logs of the ITCS vehicle-mounted device as claimed in claim 1, wherein the automatic log downloading and backing-up device is connected with a ground server through a WIFI wireless network.

4. The method as claimed in claim 1, wherein the log automatic download backup device communicates with the ground server via FTP.

5. The method for automatically downloading and backing up the logs of the ITCS vehicle-mounted equipment according to claim 1, wherein the method specifically comprises the following steps:

1) real-time data sent by the OBC are transmitted to the log automatic downloading backup device, and the log automatic downloading backup device reads speed information in the log automatic downloading backup device to judge the running state of the train;

2) after the train enters the warehouse, the log automatic downloading backup equipment can be automatically connected with the station WIFI to prepare for downloading backup operation of the vehicle-mounted log file;

3) the log automatic downloading backup device is connected with the OBC server, downloads a compressed packet of the vehicle-mounted log file to a designated position of the machine through an FTP (file transfer protocol), and backs up the compressed packet in a storage module;

4) the log automatic downloading backup device decompresses the downloaded compressed packet to a designated position, carries out security removing processing on the content of the vehicle-mounted log, and transmits the processed log file to the ground server in a wireless transmission mode.

6. The method for automatically downloading and backing up the logs of the ITCS vehicle-mounted equipment according to claim 5, wherein when the train is put in storage, an integrity test with the train number of "00000" is carried out, and when the train number of "00000" is received and the read speed is 0, the locomotive can be judged to be put in storage.

7. The method as claimed in claim 5, wherein a log file is generated while transmitting to the ground server, and the log file includes verification information of the transmission file, so that the ground server can perform data integrity check.

8. The method as claimed in claim 5, wherein the copying operation is automatically performed by inserting a designated USB flash disk into the log automatic download backup device, and the log file backed up in the storage module without the security information is copied to the USB flash disk.

9. A device for the automatic log downloading and backup method for the ITCS vehicle-mounted equipment as claimed in claim 1, wherein the device is respectively connected with an OBC server and a ground server, the device comprises automatic log downloading and backup equipment, the automatic log downloading and backup equipment comprises a data acquisition module, a central processing unit, a storage module, a data output module and a WIFI module, the central processing unit is respectively connected with the data acquisition module, the storage module and the data output module, the data output module is connected with the ground server through the WIFI module, and the data acquisition module is connected with the OBC server through an OBC data downloading interface.

10. The apparatus of claim 9, wherein the memory module is a CF card.

Technical Field

The invention relates to an enhanced train operation control system (ITCS), in particular to an automatic log downloading and backup method and device for ITCS vehicle-mounted equipment.

Background

An enhanced train operation control system (hereinafter abbreviated as ITCS) is an advanced train operation control system used in the tibetan line glade section. The system is a signal control system based on satellite positioning and train-ground wireless communication technology, adopts virtual fixed block technology, realizes mixed running of passenger trains, freight trains and trains with different speed grades on the premise of ensuring driving safety, and effectively improves the transport capacity. The vehicle-mounted equipment in the ITCS system used in the Qinghai-Tibet line Gela section comprises an OBC, a CMU, an EMRM and the like, and the reliability and the stability of the vehicle-mounted equipment can directly influence the transmission reliability of train control information of the ITCS system, influence the train operation efficiency and bring hidden danger to the train operation safety. Along with the increase of ITCS vehicles and the improvement of vehicle speed, the method puts forward more strict requirements on the reliability and stability of the vehicle-mounted equipment, and simultaneously puts forward higher requirements on efficiently analyzing the data of the vehicle-mounted equipment and quickly finding out and solving the problems of the vehicle-mounted equipment.

The operation of railway enterprises is both increasing in income and saving in expenditure. The railway income management means that railway transportation resources are fully and reasonably used on the basis of accurately mastering market demands, and a proper transportation product is designed, so that the railway income maximization is realized. At present, the data downloading process of the ITCS consumes time and labor, and is mainly represented as follows:

(1) before downloading the train data, the power-on needs to be coordinated in advance, and a specially-assigned person must be dispatched to load the train to download the data, so that the labor cost is increased.

(2) The device has numerous software and hardware units and complex internal and external interfaces, so that an operator can copy wrong data or incomplete data sometimes when copying the data, thereby delaying the precious time of data analysis.

This has become an urgent problem with the increase of operating vehicles and the increase of personnel costs.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide a method and a device for automatically downloading and backing up logs of ITCS (integrated circuit control system) vehicle-mounted equipment.

The purpose of the invention can be realized by the following technical scheme:

according to one aspect of the invention, a log automatic downloading backup method for ITCS vehicle-mounted equipment is provided, and the method comprises the following steps: the log automatic downloading backup device is connected with the OBC, receives the running data of the OBC, stores the running data in a body, analyzes the running state of the train according to the running data, and sends the analyzed data to the ground server after local storage.

As the preferred technical scheme, the log automatic downloading backup device is connected with the OBC through a serial port and a network port.

As a preferred technical scheme, the log automatic downloading backup device is connected with a ground server through a WIFI wireless network.

As a preferred technical solution, the log automatic downloading backup device communicates with the ground server through an FTP protocol.

As a preferred technical solution, the method specifically comprises the following steps:

1) real-time data sent by the OBC are transmitted to the log automatic downloading backup device, and the log automatic downloading backup device reads speed information in the log automatic downloading backup device to judge the running state of the train;

2) after the train enters the warehouse, the log automatic downloading backup equipment can be automatically connected with the station WIFI to prepare for downloading backup operation of the vehicle-mounted log file;

3) the log automatic downloading backup device is connected with the OBC server, downloads a compressed packet of the vehicle-mounted log file to a designated position of the machine through an FTP (file transfer protocol), and backs up the compressed packet in a storage module;

4) the log automatic downloading backup device decompresses the downloaded compressed packet to a designated position, carries out security removing processing on the content of the vehicle-mounted log, and transmits a processed log file to a ground server in a wireless transmission mode;

as a preferred technical scheme, when the train is put in storage, an integrity test with the train number of "00000" is performed, and when the train number of "00000" is received and the read speed is 0, it can be judged that the locomotive is put in storage.

As a preferred technical scheme, a record file is generated while being transmitted to the ground server, and the record file contains verification information of the transmission file, so that the ground server can perform data integrity detection.

As a preferred technical scheme, the designated U disk is inserted into the log automatic downloading backup device to automatically perform copy operation, and the log file which is backed up in the storage module and is removed of the secret information is copied to the U disk.

According to another aspect of the invention, the device for the log automatic downloading backup method for the ITCS vehicle-mounted equipment is provided and is respectively connected with an OBC server and a ground server, the device comprises log automatic downloading backup equipment, the log automatic downloading backup equipment comprises a data acquisition module, a central processing unit, a storage module, a data output module and a WIFI module, the central processing unit is respectively connected with the data acquisition module, the storage module and the data output module, the data output module is connected with the ground server through the WIFI module, and the data acquisition module is connected with the OBC server through an OBC data downloading interface.

As a preferred technical solution, the storage module is a CF card.

Compared with the prior art, the invention has the following advantages:

1) the safety is high, a customized train arrival warehousing judgment mode is added according to the actual train warehousing operation of the Qinghai-Tibet line Gela section, and the train arrival warehousing judgment mode is not a single judgment of train speed information, so that a series of operations in wrong judgment can be avoided;

2) the operation is convenient, when the log file is incompletely downloaded, a standby solution is provided, and the log file which is backed up in the machine can be automatically copied to the USB flash disk by inserting the customized USB flash disk into the USB port of the equipment;

3) when the file is transmitted through WIFI, a file for recording log file verification information is generated at the same time, so that the ground server can verify the integrity of the log through the verification information;

4) according to the scheme, the logs are automatically downloaded and uploaded, so that timeliness is improved;

5) the DRSU can be operated only by connecting the OBC without modification, and the engineering implementation is simple;

6) no special person is required to be dispatched for operation, so that the labor cost is saved;

7) the equipment is completely and automatically operated, and human errors are avoided.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the vehicle-mounted device of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, shall fall within the scope of protection of the present invention.

The driving data is stored in the OBC of the ITCS system, and the OBC is connected with the vehicle-mounted switch, so that the research on connecting a small vehicle-mounted device with the switch, obtaining the communication with the OBC, obtaining the vehicle-mounted recording data and transmitting the vehicle-mounted recording data to the ground receiving server in a wireless transmission mode can be realized.

As shown in fig. 1, the device of the present invention is connected to an OBC server and a ground server, and the device includes an automatic log download backup device (DRSU for short) including a data acquisition module, a central processing unit, a storage module, a data output module, and a WIFI module, wherein the central processing unit is connected to the data acquisition module, the storage module, and the data output module is connected to the ground server through the WIFI module, and the data acquisition module is connected to the OBC server through an OBC data download interface. The storage module is a CF card.

For the operation process of the locomotive from the outbound to the inbound, the DRSU realizes the real-time receiving and analysis of data and completes the established function, and comprises the following steps:

1) real-time data sent by the OBC is transmitted to the DRSU, and the DRSU reads speed information in the data to judge the running state of the train;

2) when a driver puts a train in storage, the integrity test with the train number of '00000' is carried out once, when the train number of '00000' is received and the read speed is 0, the fact that the locomotive is put in storage can be judged, and the DRSU can be automatically connected with the station WIFI to prepare for operations such as downloading and backup of vehicle-mounted log files;

3) the DRSU is connected with the OBC server, downloads a compressed packet of the vehicle-mounted log file to a specified position of the DRSU through an FTP protocol, and performs backup in the CF card;

4) the DRSU decompresses the downloaded compressed packet to a designated position, the decompressed log file cannot be directly sent, the DRSU carries out security removal processing on the vehicle-mounted log content, and the log file without the security information can be transmitted to a ground server in a wireless transmission mode;

5) a recording file is generated while the recording file is transmitted to the ground server, and the recording file contains the verification information of the transmission file, so that the ground server can carry out data integrity detection;

6) the designated U disk is inserted into the DRSU, so that the copying operation can be automatically performed, and the log file which is backed up in the CF card and is removed of the secret information is copied to the U disk.

The invention has the following characteristics:

1) the train-ground communication is realized by adopting a WIFI wireless network and an FTP protocol based on a station;

2) the vehicle-mounted host integrates a power module, a button, a 4G module, an antenna module, a network port, a serial port and the like;

3) obtaining the running information of the locomotive through an OBC device connected with the ITCS;

4) acquiring warehousing integrity test information and judging the warehousing state of the train;

5) under the condition of power failure, the power supply module can also supply power to enable the host to continuously run for a period of time, so that abnormal loss of data is avoided;

6) the backup log file can be automatically copied to the USB flash disk by inserting the USB flash disk without additional operation.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

1) Vehicle equipment DRSU at NJ₂0019 train loading, connecting to the OBC, assembling each antenna, and starting.

2) The train starts the departure, waits for the inbound WIFI that is connected to the station of train.

3) After the train enters the warehouse, a driver carries out integrity test, when the driver inputs the locomotive number of 00000, the locomotive finishes warehousing, and the equipment starts to download the log.

4) And downloading the files from 9/month 2 to 9/month 4, decompressing, cleaning data, and sending the processed data files to the ground server.

The invention has been applied to the company, and the experimental verification is carried out in the laboratory and the gelmu locomotive service section, thereby proving that the invention can completely meet the network security requirement of the locomotive service section and has good implementability and economic benefit.

While the invention has been described with reference to specific embodiments, the invention is not limited thereto, and various equivalent modifications and substitutions can be easily made by those skilled in the art within the technical scope of the invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.