CN101722972B - Processing method for playing back ATS subsystem - Google Patents

Abstract

The invention relates to a processing method for playing back an ATS subsystem, which comprises that: playback data passes through a playback data file combination module, and then enters a forward playback control module or a reverse playback control module and a playback speed control module in order, and finally is displayed on a playback content display module. Compared with the prior art, the method has the advantages of really reproducing the field scene before and after a fault, providing help for system maintenance personnel to search and analyze the fault, and the like.

Description

A kind of playback process method of ATS subsystem

Technical field

The present invention relates to the urban track traffic signal handling equipment, especially relate to a kind of playback process method of ATS subsystem.

Background technology

The present invention is the playback reproducer of ATS in the city rail traffic signal system (automatic train monitor) subsystem, the playback of the historical information data that this playback reproducer writes down in the time of can realizing ATS subsystem on-line operation in the city rail traffic signal system.

In the city rail traffic route operation process, the ATS subsystem is as the monitored control system in the signal system, and the equipment in the pilot signal system in real time is such as equipment such as signal, track switches, in real time simultaneously, the automatic guidance train is according to predetermined running chart operation.ATS shows on the user interface of ATS workstation after receiving the information of signalling set and train in real time, simultaneously with the content records such as operation information of the information of these demonstrations and ATS operating personal to storage equipment.

Break down at signal system equipment, or train is when breaking down situation, just needs some instruments or historic records help system service personnel to search the reason with analysis of failure.The field failure scene that playback reproducer among the present invention just provides a kind of method to reappear the fault front and back for the system maintenance personnel can the help system service personnel be searched the reason with analysis of failure.Scene when this playback reproducer also can help ATS developer to reappear failure condition in the system test helps the development and application of ATS subsystem.

Summary of the invention

The object of the invention is exactly the playback process method that a kind of ATS subsystem is provided for the defective that overcomes above-mentioned prior art existence.

The object of the invention can be realized through following technical scheme:

A kind of playback process method of ATS subsystem; It is characterized in that; This method comprises that playback of data gets into forward playback control module or reverse playback control module, playback speed control module successively after the playback of data file merges module, show at the playing back content display module at last.

The workflow that described playback of data file merges module is following:

1) according to user input or drag the playback duration section of scroll bar appointment, open two history playback data files on the two-server of ATS subsystem, and read the record in two data files one by one, be respectively first record, second record;

2) compare the writing time to first record, second record, little record of the time of getting is as the 3rd record;

3) judge the 3rd record whether in the playback duration section, if yes execution in step 4 then), if otherwise execution in step 5);

4) sequencing according to the time writes new file, and judges whether ATS server blocked operation took place in the playback duration section, then in new file, inserts the sign record that an ATS server switches at switching instant if yes;

5) judge the 3rd record whether less than the time of origin of playback duration section, if yes execution in step 6 then), otherwise execution in step 7);

6) value of first record or second record is composed to the 3rd record, and returned step 1);

7) finish.

The workflow of described forward playback control module is following:

(1) reads a history playback information record;

(2) judge should record whether in playback duration, if yes, execution in step (3) then, if otherwise execution in step (5);

(3) check and handle the demonstration information of this record;

(4) demonstration information is sent to the interface and show, and return step (1) and circulate;

(5) finish.

The workflow of described reverse playback control module is following:

A) reversing sense reads next bar record;

B) judge should record whether in the playback duration section, for being, execution in step c then), if otherwise execution in step e);

C) check and handle the demonstration information of this record;

D) demonstration information is sent to the interface and show, and return step a) and circulate;

E) finish.

Described playback of data file merges module and is connected with forward playback control module, reverse playback control module, playback speed control module respectively, and described forward playback control module, reverse playback control module, playback speed control module are connected with the playing back content display module respectively.

This ATS subsystem is two net two server hot backup redundancy architectures.

Described playback speed control module receives when the user changes the parameter information of playback speed, and the time interval parameter of timer is carried out corresponding modification, relation below playback speed V and time interval parameter TIMEOUT should be similar to and satisfy:

V×TIMEOUT＝1

Wherein both products of V and TIMEOUT less than but approach 1 as far as possible.

Described playing back content display module can show alarm and the event content of ATS subsystem work station man-machine interface, the playback duration point of playback duration point, the historical time of playback.

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

1, this playback reproducer reappears the field scene before and after the fault truly, for the reason of system maintenance people finder and analysis of failure provides help;

Scene when 2, this playback reproducer also can help ATS developer to reappear failure condition in the system test helps the development and application of ATS subsystem.

Description of drawings

Fig. 1 is the structural representation of the playback process method of ATS subsystem of the present invention;

Fig. 2 merges the workflow diagram of module for the playback of data file of the playback process method of ATS subsystem of the present invention;

Fig. 3 is the workflow diagram of the forward playback control module of the playback process method of ATS subsystem of the present invention;

Fig. 4 is the workflow diagram of the reverse playback control module of the playback process method of ATS subsystem of the present invention;

Fig. 5 is state exchange Fig. 1 of the playback concrete function of the playback process method of ATS subsystem of the present invention;

Fig. 6 is state exchange Fig. 2 of the playback concrete function of the playback process method of ATS subsystem of the present invention.

The specific embodiment

Below in conjunction with accompanying drawing and specific embodiment the present invention is elaborated.

Embodiment

As shown in Figure 1; A kind of playback process method of ATS subsystem; This method comprises that playback of data gets into forward playback control module 2 or reverse playback control module 3, playback speed control module 4 successively after the playback of data file merges module 1; Show at playing back content display module 5 at last; Described playback of data file merges module 1 and is connected with forward playback control module 2, reverse playback control module 3, playback speed control module 4 respectively, and described forward playback control module 2, reverse playback control module 3, playback speed are controlled 4 of moulds and be connected with playing back content display module 5 respectively.

ATS subsystem among the present invention adopts the architecture of two net two server hot backup redundancies, and an ATS application server is in Host Status, and an other ATS application server is in heat and is equipped with state.The history playback information data file of ATS application server host record is kept on the ATS application server host local memory device.This playback reproducer need obtain the history playback information data file to the local memory device of these two ATS application servers when playback function is provided.If the ATS application server is in proper working order in one day operational process; The blocked operation of falling the machine does not take place, and stored historical playback of information data file has just been preserved all history playback information on the same day on the local memory device of the ATS application server host on the same day so.If the ATS application server is et out of order and the switching of falling the machine in one day operational process, the history playback information data file on the same day just has been kept on the local memory device of two ATS application servers so.If the playback duration section that the user selects has been crossed over the moment that the switching of falling the machine takes place; So before playback function is provided; This playback reproducer just need merge the history playback information data file on two ATS application servers according to the time order and function order, obtain the single playback of information data file that playback reproducer finally reads use.

Because original historical playback of information data file is kept on the ATS application server local memory device; Consider the frequent possibility of switching of feature operation in network load and the replayed section; This playback reproducer can automatic input time of origin according to the user selectively copy the history playback information data file that comprises this time period on the ATS application server on this playback reproducer local memory device to; This had both helped the operation of playback reproducer, had also kept the integraty of original data.

As shown in Figure 2, the workflow that the playback of data file merges module is following:

Step 101 according to user input or drag the playback duration section of scroll bar appointment, is opened two history playback data files on the two-server of ATS subsystem, and is read the record in two data files one by one, is respectively a, b;

Step 102, to comparing writing time of a, b, little record of the time of getting is as c;

Step 103 is judged c whether in the playback duration section, execution in step 104 then if yes, if otherwise execution in step 105;

Step 104 writes new file according to the sequencing of time, and judges whether ATS server blocked operation took place in the playback duration section, then in new file, inserts the sign record that an ATS server switches at switching instant if yes;

Step 105 is judged c whether less than the time of origin of playback duration section, execution in step 106 then if yes,

Otherwise execution in step 107;

Step 106 composes the value of a or b to c, and returns step 101;

Step 107 finishes.

As shown in Figure 3, the workflow of forward playback control module is following:

Step 201 reads a history playback information record;

Step 202, judge should record whether in playback duration, if yes, then execution in step 203, if otherwise execution in step 205;

The demonstration information of this record is checked and handled to step 203;

Step 204 sends to demonstration information the interface and shows, and returns step 201 and circulate;

Step 205 finishes.

As shown in Figure 4, the workflow of reverse playback control module is following:

Step 301, reversing sense read next bar record;

Step 302, judge should record whether in the playback duration section, for being, then execution in step 303, if otherwise execution in step 305;

The demonstration information of this record is checked and handled to step 303;

Step 304 sends to demonstration information the interface and shows, and returns step 301 and circulate;

Step 305 finishes.

Like Fig. 5, shown in Figure 6, in the operational process of playback software, can represent the relation of state exchange with state transition graph.Total initial in the replayed section/as to stop, time-out, forward continuously, reverse continuously, forward stepping, reverse stepping, forward advance and advance reverse second eight states second.Fig. 5 and Fig. 6 are the transformational relation figure of above-mentioned eight states, wherein round representative state, and the line of band arrow is represented the direction of state exchange, the word table on the line shows the incident (operation) that causes state exchange.

Described playback speed control module receives when the user changes the parameter information of playback speed, and the time interval parameter of timer is carried out corresponding modification, relation below playback speed V and time interval parameter TIMEOUT should be similar to and satisfy:

V×TIMEOUT＝1

Wherein both products of V and TIMEOUT less than but approach 1 as far as possible.

Described playing back content display module can show alarm and the event content of ATS subsystem work station man-machine interface, the playback duration point of playback duration point, the historical time of playback.

Claims (3)

1. the playback process method of an ATS subsystem; It is characterized in that; This method comprises that playback of data gets into forward playback control module or reverse playback control module, playback speed control module successively after the playback of data file merges module, show at the playing back content display module at last.

2. the playback process method of a kind of ATS subsystem according to claim 1 is characterized in that, the workflow that described playback of data file merges module is following:

1) according to user input or drag the playback duration section of scroll bar appointment, open two history playback data files on the two-server of ATS subsystem, and read the record in two data files one by one, be respectively first record, second record;

2) compare the writing time to first record, second record, little record of the time of getting is as the 3rd record;

3) writing time of judging the 3rd record whether in the playback duration section, execution in step 4 then if yes), if otherwise execution in step 5);

4) sequencing according to the time writes new file, and judges whether ATS server blocked operation took place in the playback duration section, then in new file, inserts the sign record that an ATS server switches at switching instant if yes;

5) judge the 3rd record whether less than the time of origin of playback duration section, if yes execution in step 6 then), otherwise execution in step 7);

6) value of first record or second record is composed to the 3rd record, and returned step 1);

7) finish.

3. the playback process method of a kind of ATS subsystem according to claim 1 is characterized in that, the workflow of described forward playback control module is following:

(1) reads a history playback information record;

(2) judge should record whether in playback duration, if yes, execution in step (3) then, if otherwise execution in step (5);

(3) check and handle the demonstration information of this record;

(4) demonstration information is sent to the interface and show, and return step (1) and circulate;

(5) finish.

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