CN109298648B - Simulation automatic test system for train control center - Google Patents
Simulation automatic test system for train control center Download PDFInfo
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- CN109298648B CN109298648B CN201811438950.7A CN201811438950A CN109298648B CN 109298648 B CN109298648 B CN 109298648B CN 201811438950 A CN201811438950 A CN 201811438950A CN 109298648 B CN109298648 B CN 109298648B
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B17/00—Systems involving the use of models or simulators of said systems
- G05B17/02—Systems involving the use of models or simulators of said systems electric
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
Abstract
The invention relates to a simulation automatic test system of a train control center, which comprises a simulation layer, an automatic test layer and a train control center of a tested layer, wherein the automatic test layer is connected with the train control center of the tested layer through the simulation layer. Compared with the prior art, the invention has the advantages of improved testing efficiency and testing accuracy, compatibility of manual testing and automatic testing, and the like.
Description
Technical Field
The invention relates to the field of railway train signal control, in particular to a simulation automatic test system of a train control center.
Background
With the development of railways in China, a large number of train control centers are applied, the train control centers relate to traffic safety, and before the train control center data of each station is delivered to a site, the train control data needs to be guaranteed to be effective and correct so as to guarantee safe and reliable operation of train control products. Therefore, the integrated test is required to be performed according to the test content and the test range specified by the test regulation of the train control center. The data testing work of the train control center has the following problems:
1. there is a need to improve testing efficiency. The test workload of the train control center is large. The train control center test is mainly divided into a plurality of test items such as a temporary speed limit test (including a speed limit message test, a static message test and the like), a zone occupation logic check test, a track section coding test, an indication lamp test, an interface test (including an adjacent TCC interface test, an interlock interface test, a CTC interface test, a zone track circuit interface test, a temporary speed limit server interface test, an LEU interface test) and the like. At present, the test of the train control center mainly adopts the traditional manual test, however, the test function points are many, the test items are many, so the test time required to be invested is long, and the manpower is many. Therefore, an efficient testing means is urgently needed to shorten the testing time and improve the opening speed of railway signal items.
2. The accuracy of the test needs to be ensured. All manual testing is prone to negligence. The data testing workload of the train control center is large, for example, a five-track station needs about five-person-day testing operation, wherein a large number of repeated operations such as issuing speed limit, handling route and the like exist, the larger the station is, the more days are needed for testing, the more repeated operations are needed, and the more negligence is caused by testers in the continuous repeated operation process.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide an automatic simulation test system for a train control center.
The purpose of the invention can be realized by the following technical scheme:
a simulation automatic test system of a train control center comprises a simulation layer, an automatic test layer and a train control center of a tested layer, wherein the automatic test layer is connected with the train control center of the tested layer through the simulation layer.
Preferably, the simulation layer comprises a simulation temporary speed limit service TSRS, a simulation adjacent train control center TCC, a simulation interlocking CBI, a simulation dispatching central system CTC, a simulation ground electronic unit LEU, a simulation track circuit ZPW and a simulation relay CITB.
Preferably, the automatic test layer comprises a simulation TSRS interface module, a simulation adjacent TCC interface module, a simulation CBI interface module, a simulation CTC interface module, a simulation LEU interface module, a simulation ZPW interface module, a CITB interface module, a lower computer interface module, an automatic execution automatic judgment module, a line data maintenance module, a test case automatic generation module, a human-computer interaction module and a test output module;
the automatic execution automatic judgment module is respectively connected with the simulation TSRS interface module, the simulation adjacent TCC interface module, the simulation CBI interface module, the simulation CTC interface module, the simulation LEU interface module, the simulation ZPW interface module, the CITB interface module, the lower computer interface module, the line data maintenance module, the test case automatic generation module and the test output module, and the line data maintenance module is connected with the test case automatic generation module;
the line data maintenance module reads each line data file and checks the integrity and correctness of the line data;
the automatic test case generation module automatically generates test cases according to the line data;
the test output module supports outputting a test log file and a test report file;
the human-computer interaction module supports all or part of the selection of a test range, supports the starting and the suspension of automatic test, and supports the display of the connection state among the modules;
the automatic execution automatic judgment module automatically executes the test steps of the test case according to the test scene and automatically judges whether the test result passes according to the message output by the tested layer train control center forwarded by each simulation interface module;
the lower computer interface module is communicated with the tested layer train control center in a TCP communication mode, receives the message of the lower computer of the tested layer train control center and forwards the message to the automatic execution automatic judgment module.
Preferably, the simulation temporary speed limit service TSRS of the simulation layer communicates with the simulation TSRS interface module of the automatic test layer through UDP, receives a speed limit operation command of the automatic test layer, and forwards a speed limit status message from the train control center of the tested layer to the automatic test layer.
Preferably, the simulated adjacent train control center TCC and the simulated adjacent TCC interface module of the automatic test layer communicate through UDP, receive the boundary information and the redirection data operation command of the automatic test layer, and forward the boundary information and the redirection data from the train control center of the tested layer to the automatic test layer.
Preferably, the simulation interlocking CBI communicates with the simulation CBI interface module of the automatic test layer through UDP, receives a switch operation command of the automatic test layer, and forwards an interval direction and an interval block partition state from the train control center of the tested layer to the automatic test layer.
Preferably, the CTC in the emulated dispatch centralized system communicates with an emulated CTC interface module of the automatic test layer through UDP, receives an interval logic state confirmation command operation of the automatic test layer, and forwards a block partition state and a semaphore state from a train control center of the tested layer to the automatic test layer.
Preferably, the simulated ground electronic unit LEU communicates with a simulated LEU interface module of the automatic test layer through UDP, and forwards a message from a train control center of the tested layer to the automatic test layer.
Preferably, the simulated track circuit ZPW communicates with a simulated ZPW interface module of the automatic test layer through UDP, receives a track section state setting operation command of the automatic test layer, and forwards an inter-zone track section code from a train control center of the tested layer to the automatic test layer.
Preferably, the simulation relay CITB and the simulation relay CITB interface module of the automatic test layer are in UDP communication, receive a simulation relay state setting operation command of the automatic test layer and forward the state of the acquisition relay to the automatic test layer.
Compared with the prior art, the invention has the following advantages:
1. the test efficiency is improved: the test time can be obviously shortened, the test time is reduced by about 70 percent compared with the actual time of the manual test and the predicted time of the automatic test, and the test efficiency can be obviously improved.
2. The test accuracy is improved: the train control automatic test replaces manual repeated operation in the manual test through the automatic test command, avoids accidental negligence in the manual test process, and can obviously improve the test accuracy.
3. Compatible manual testing and automatic testing: the simulators of the simulation layer of the system can be used for manual testing, and automatic testing is supported by configuring the communication between an automatic testing layer module and simulation layer software, so that the system is completely compatible with two testing modes of manual testing and automatic testing.
Drawings
FIG. 1 is a block diagram of the system of the present invention;
FIG. 2 is a flow chart of the automatic test message and track circuit coding test items of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described below clearly and completely, and it is obvious that the described embodiments are some, but 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.
As shown in fig. 1, a simulation automatic test system for a train control center includes a simulation layer, an automatic test layer, and a train control center of a tested layer, where the automatic test layer is connected to the train control center of the tested layer through the simulation layer.
The simulation layer comprises a simulation TSRS, a simulation adjacent TCC, a simulation CBI, a simulation CTC, a simulation LEU, a simulation ZPW and a simulation CITB.
The automatic test layer comprises a simulation TSRS interface module, a simulation adjacent TCC interface module, a simulation CBI interface module, a simulation CTC interface module, a simulation LEU interface module, a simulation ZPW interface module, a CITB interface module, a lower computer interface module, an automatic execution automatic judgment module, a line data maintenance module, a test case automatic generation module, a human-computer interaction module and a test output module.
The simulation TSRS of the simulation layer is communicated with the simulation TSRS interface module of the automatic test layer through UDP, receives the speed limit operation command of the automatic test layer and forwards the speed limit state message from the train control center of the tested layer to the automatic test layer.
The simulation adjacent TCC and the simulation adjacent TCC interface module of the automatic test layer are communicated through UDP, the boundary information and the party-changing data operation command of the automatic test layer are received, and the boundary information and the party-changing data from the train control center of the tested layer are forwarded to the automatic test layer.
The system is characterized in that the simulation CBI is communicated with a simulation CBI interface module of an automatic test layer through UDP, receives a change-of-direction operation command of the automatic test layer, and forwards an interval direction and an interval block partition state from a train control center of a tested layer to the automatic test layer.
The simulation CTC is communicated with a simulation CTC interface module of the automatic test layer through UDP, receives the interval logic state confirmation command operation of the automatic test layer, and forwards the block partition state and the signal machine state from the train control center of the tested layer to the automatic test layer.
The simulation LEU and the simulation LEU interface module of the automatic test layer are communicated through UDP, and the message from the train control center of the tested layer is forwarded to the automatic test layer.
The simulation ZPW communicates with a simulation ZPW interface module of the automatic test layer through UDP, receives a track section state setting operation command of the automatic test layer, and forwards an interval track section code from a train control center of the tested layer to the automatic test layer.
The simulation relay CITB is communicated with a simulation relay CITB interface module of the automatic test layer through UDP, receives a simulation relay state setting operation command of the automatic test layer and forwards a collection relay state to the automatic test layer.
The line data maintenance module reads each line data file and checks the integrity and correctness of the line data.
The automatic test case generation module automatically generates test cases according to the line data.
The test output module supports outputting a test log file and a test report file.
The human-computer interaction module supports all or part of the selection of the test range, supports the starting and the suspension of the automatic test and supports the display of the connection state among the modules.
The automatic execution automatic judgment module automatically executes the test steps of the test case according to the test scene and automatically judges whether the test result passes according to the information output by the tested layer train control center forwarded by each simulation interface module.
And the lower computer interface module of the automatic test layer is communicated with the train control center of the tested layer in a TCP communication mode, receives the message of the lower computer of the train control center of the tested layer and forwards the message to the automatic execution automatic judgment module.
As shown in fig. 2, the system of the present invention automatically tests the message and the track circuit coding test item, and comprises the following steps:
step 1: confirming that the communication among the programs is normal, inputting line data, a code sequence table, a ZPW interface table and the like in an initialization stage, selecting a test range, generating all test cases of test items, wherein the test cases comprise test scenes, expected messages, expected track circuit codes and the like, and automatically executing an automatic judgment module to read in all the test cases;
step 2: starting to execute the nth test case, and setting a test state mark and the like of the test case;
and step 3: judging whether the current line direction meets the line direction required by the current test case according to the line direction obtained from the simulation CBI;
and 4, step 4: if the line direction does not meet the test case, automatically executing the party changing operation by automatically setting simulation CBI, simulation adjacent TCC, CITB and the like;
and 5: if the line direction meets the test case, setting a test scene: the simulation CBI sends an access number to the train control center, opens a corresponding signal, the simulation TSRS sends a temporary speed limit command, and the simulation adjacent TCC sends codes or zone occupation states of a corresponding boundary zone, and the like;
step 6: storing and recording data received by a simulator from a train control center in the whole case execution process, recording messages received by a simulation LEU from the train control center, simulating track circuit codes received by a ZPW from the train control center, and the like;
and 7: judging whether the speed limit execution receipt is consistent with the expected result, namely judging and recording whether the speed limit execution receipt is consistent with the expected result, whether a message received by the simulation LEU is consistent with the expected message, whether track circuit codes received by the simulation ZPW from the train control center are consistent with the expected codes, whether the signal speed limit is consistent with the expected result, whether degradation information is consistent with the expected result, and the like;
and 8: canceling the test scenes such as the route and the speed limit command of the test case;
and step 9: judging whether all the test cases are completely tested;
step 10: and if the test is not finished, starting to execute the next test case according to the test case sequence. The whole process automatically and sequentially executes the test according to the sequence of all the test cases, and the test is automatically performed from the first test case to the last test case.
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.
Claims (6)
1. A train control center simulation automatic test system is characterized by comprising a simulation layer, an automatic test layer and a train control center of a tested layer, wherein the automatic test layer is connected with the train control center of the tested layer through the simulation layer; the test system is compatible with manual test and automatic test: each simulator of a simulation layer of the system can be used for manual testing, and an automatic testing layer module is configured to communicate with simulation layer software, so that automatic testing is supported;
the simulation layer comprises a simulation temporary speed limit service TSRS, a simulation adjacent train control center TCC, a simulation interlocking CBI, a simulation dispatching centralized system CTC, a simulation ground electronic unit LEU, a simulation track circuit ZPW and a simulation relay CITB;
the automatic test layer comprises a simulation TSRS interface module, a simulation adjacent TCC interface module, a simulation CBI interface module, a simulation CTC interface module, a simulation LEU interface module, a simulation ZPW interface module, a CITB interface module, a lower computer interface module, an automatic execution automatic judgment module, a line data maintenance module, a test case automatic generation module, a human-computer interaction module and a test output module;
the automatic execution automatic judgment module is respectively connected with the simulation TSRS interface module, the simulation adjacent TCC interface module, the simulation CBI interface module, the simulation CTC interface module, the simulation LEU interface module, the simulation ZPW interface module, the CITB interface module, the lower computer interface module, the line data maintenance module, the test case automatic generation module and the test output module, and the line data maintenance module is connected with the test case automatic generation module;
the line data maintenance module reads each line data file and checks the integrity and correctness of the line data;
the automatic test case generation module automatically generates test cases according to the line data;
the test output module supports outputting a test log file and a test report file;
the human-computer interaction module supports the whole selection or partial selection of a test range, supports the starting and the suspension of automatic test, and supports the display of the connection state among the modules;
the automatic execution automatic judgment module automatically executes the test steps of the test case according to the test scene and automatically judges whether the test result passes or not according to the message output by the tested layer train control center forwarded by each simulation interface module;
the lower computer interface module is communicated with the tested layer train control center in a TCP communication mode, receives a message of a lower computer of the tested layer train control center and forwards the message to the automatic execution automatic judgment module;
the simulation ground electronic unit LEU is communicated with a simulation LEU interface module of the automatic test layer through UDP, and a message from a train control center of the tested layer is forwarded to the automatic test layer;
the ZPW communicates with the ZPW interface module of the automatic test layer through UDP, receives the operation command of setting the track section state of the automatic test layer, and forwards the section track section code from the train control center of the tested layer to the automatic test layer;
the automatic test message and track circuit coding test item of the system comprises the following steps:
step 1: confirming that the communication among the programs is normal, inputting line data, a code sequence table and a ZPW interface table in an initialization stage, selecting a test range, generating all test cases of test items, wherein the test cases comprise test scenes, expected messages or expected track circuit codes, and automatically executing an automatic judgment module to read in all the test cases;
step 2: starting to execute the nth test case, and setting a test state mark of the test case;
and 3, step 3: judging whether the current line direction meets the line direction required by the current test case according to the line direction obtained from the simulation CBI;
and 4, step 4: if the line direction does not meet the test case, the automatic execution of the change of direction operation is realized by automatically setting the simulation CBI, the simulation adjacent TCC and the CITB;
and 5: if the line direction meets the test case, setting a test scene: the simulation CBI sends an access number to the train control center, opens a corresponding signal, the simulation TSRS sends a temporary speed limit command, and the simulation adjacent TCC sends a code or a section occupation state of a corresponding boundary section;
step 6: storing and recording data received by a simulator from a train control center in the whole case execution process, recording messages received by a simulation LEU from the train control center, and simulating track circuit codes received by a ZPW from the train control center;
and 7: judging whether the speed limit execution receipt is consistent with the expected result, namely judging and recording whether the speed limit execution receipt is consistent with the expected result, whether a message received by the simulation LEU is consistent with the expected message, whether track circuit codes received by the simulation ZPW from the train control center are consistent with the expected codes, whether the signal speed limit is consistent with the expected code, and whether degradation information is consistent with the expected information;
and 8: canceling the test scenes such as the route and speed limit commands of the test case;
and step 9: judging whether all the test cases are completely tested;
step 10: if the test is not finished, the next test case is executed according to the test case sequence, the whole process automatically and sequentially executes the test according to all the test case sequences, and all the tests are automatically executed from the first test case to the last test case.
2. The simulation automatic test system of a column control center according to claim 1, wherein the simulation temporary speed limit service TSRS of the simulation layer communicates with the simulation TSRS interface module of the automatic test layer through UDP, receives a speed limit operation command of the automatic test layer, and forwards a speed limit status message from the column control center of the tested layer to the automatic test layer.
3. The simulation automatic test system of a train control center according to claim 1, wherein the simulation adjacent train control center TCC communicates with the simulation adjacent TCC interface module of the automatic test layer through UDP, receives the boundary information and the redirection data operation command of the automatic test layer, and forwards the boundary information and the redirection data from the train control center of the tested layer to the automatic test layer.
4. The system according to claim 1, wherein the simulation interlocking CBI communicates with the simulation CBI interface module of the automatic test layer via UDP, receives the switch operation command from the automatic test layer, and forwards the block direction and block partition status from the train control center of the tested layer to the automatic test layer.
5. The automatic simulation test system of a train control center according to claim 1, wherein the CTC in the simulation dispatch set system communicates with the CTC interface module in the automatic test layer through UDP, receives a block logic state confirmation command operation from the automatic test layer, and forwards a block partition state and a signal machine state from the train control center of the tested layer to the automatic test layer.
6. The train control center simulation automatic test system according to claim 1, wherein the simulation relay CITB and the simulation relay CITB interface module of the automatic test layer communicate through UDP, receive a simulation relay state setting operation command of the automatic test layer, and forward an acquisition relay state to the automatic test layer.
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