CN111953719A - Testing device for passenger information system of rail transit system - Google Patents
Testing device for passenger information system of rail transit system Download PDFInfo
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- CN111953719A CN111953719A CN201910406419.XA CN201910406419A CN111953719A CN 111953719 A CN111953719 A CN 111953719A CN 201910406419 A CN201910406419 A CN 201910406419A CN 111953719 A CN111953719 A CN 111953719A
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- test
- module
- passenger information
- information system
- protocol
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/1845—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast broadcast or multicast in a specific location, e.g. geocast
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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
- H04L41/14—Network analysis or design
- H04L41/145—Network analysis or design involving simulating, designing, planning or modelling of a network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
Abstract
The invention discloses a testing device for a passenger information system of a rail transit system, which comprises a main control module, a vehicle simulation module, an intelligent model module, a storage module, a protocol interception module and a switch, wherein the switch is used for carrying out data interaction with terminal equipment in the passenger information system; the intelligent model module is used for editing a train operation model and a test plan; the storage module is used for storing the test plan, the test case and corresponding test data; the protocol interception module is used for intercepting data sent from terminal equipment in the passenger information system so as to detect whether the data meets the protocol specification. The testing device for the passenger information system of the rail transit system is suitable for testing the passenger information system, and reduces manpower and material resources required by building a testing environment and implementing a testing process.
Description
Technical Field
The invention relates to a testing device for a passenger information system of a rail transit system.
Background
The train-mounted passenger information system of the subway train provides voice broadcast, emergency alarm, station information display and multimedia information play for passengers, and provides broadcast talkback and video monitoring for crew members. Passenger information systems typically include three subsystems, a train broadcast (PA) system, an Information Display (IDS) system, and a video surveillance (CCTV) system. And additionally includes interfaces to other systems such as TCMS systems, wireless communication systems, and digital televisions.
With the development of subway technology, the vehicle-mounted passenger information system of a subway train tends to a framework system of a full digital Ethernet. Although the physical structure is simplified, the interface of each terminal device is more standardized, and the terminal devices are more independent, the system is more complex in terms of control protocol and function.
Each terminal device has a definite functional location, so that each single device has the requirement of being tested, which is different from the traditional vehicle-mounted passenger information system, and therefore, the test also needs to be performed by the whole system so that a user can know the condition of the terminal product. However, there is no testing apparatus in the prior art that performs various tests on the devices of the overall PIS system (i.e., passenger information system).
Therefore, it is desirable to design a testing device for a passenger information system of a rail transit system.
Disclosure of Invention
The invention aims to overcome the defect that the prior art is lack of a testing device for testing the whole passenger information system in multiple aspects, and provides a novel testing device for the passenger information system of a rail transit system.
The invention solves the technical problems by adopting the following technical scheme:
the invention provides a testing device for a passenger information system of a rail transit system, wherein the passenger information system comprises a train broadcasting system, an information display system and terminal equipment of a video monitoring system, and is characterized in that the testing device comprises a main control module, a vehicle simulation module, an intelligent model module, a storage module, a protocol interception module, a testing server and a switch, wherein,
the switch is configured to enable data interaction with the terminal device in the passenger information system;
the vehicle simulation module is configured to be capable of collecting MVB bus data of the passenger information system from the terminal device via the switch and generating a test model according to the collected MVB bus data;
the intelligent model module is configured to be capable of editing a plurality of train operation models and a plurality of test plans, wherein a test plan comprises a plurality of test cases;
the storage module is configured to be able to store the test plan, the test cases and corresponding test data;
the protocol interception module is configured to intercept data sent from the terminal device in the passenger information system via the switch to detect whether the terminal device meets a preset protocol specification;
the main control module is configured to control data interaction of the vehicle simulation module, the intelligent model module, the storage module and the protocol interception module according to test parameters preset in the test server.
Preferably, the test parameters include a test specification flow, a test data entry rule, and an entry data judgment rule.
Preferably, the protocol interception module is configured to intercept and record the communication data packet sent by the terminal device via the switch, and compare the communication data packet according to a preset correct protocol to determine whether the communication data packet sent by the terminal device meets a preset protocol specification.
Preferably, the testing device further comprises an external interface simulator, wherein the external interface simulator is configured to simulate an MVB interface, an Ethernet interface and an RS485 interface.
Preferably, the terminal equipment of the train broadcasting system comprises a digital power amplifier, a driver broadcasting control box and a passenger emergency interphone.
Preferably, the terminal equipment of the information display system comprises an LED display in the vehicle, a multimedia LCD display and a passenger guide screen.
Preferably, the terminal device of the video monitoring system includes a cab camera, a guest room camera, and a network video recorder.
On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.
The positive progress effects of the invention are as follows:
the testing device for the passenger information system of the rail transit system is suitable for testing the passenger information system, and reduces manpower and material resources required by building a testing environment and implementing a testing process.
Drawings
Fig. 1 is a schematic view of a test apparatus for a passenger information system of a rail transit system according to a preferred embodiment of the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, is intended to be illustrative, and not restrictive, and any other similar items may be considered within the scope of the present invention.
In the following detailed description, directional terms, such as "left", "right", "upper", "lower", "front", "rear", and the like, are used with reference to the orientation as illustrated in the drawings. The components of various embodiments of the present invention can be positioned in a number of different orientations and the directional terminology is used for purposes of illustration and is in no way limiting.
Referring to fig. 1, a test apparatus for a passenger information system of a rail transit system according to a preferred embodiment of the present invention can test the passenger information system, wherein the passenger information system includes terminal devices of a train broadcasting system, an information display system, and a video monitoring system. The testing device comprises a main control module, a vehicle simulation module, an intelligent model module, a storage module, a protocol interception module, a testing server and a switch.
Wherein the switch is configured to enable data interaction with the terminal device in the passenger information system. The vehicle simulation module is configured to be able to collect MVB bus data of the passenger information system from the terminal device via the switch and generate a test model from the collected MVB bus data.
The intelligent model module is configured to enable editing of a plurality of train operation models and a plurality of test plans, wherein a test plan includes a plurality of test cases. The storage module is configured to be able to store the test plan, the test cases and corresponding test data. The protocol interception module is configured to be capable of intercepting data sent from the terminal device in the passenger information system via the switch to detect whether the terminal device satisfies a preset protocol specification.
The main control module is configured to control data interaction of the vehicle simulation module, the intelligent model module, the storage module and the protocol interception module according to test parameters preset in the test server.
According to some preferred embodiments of the present invention, the detection device may further include an external interface simulator, a protocol tester, a system power supply, an equipment support, and the like, and thus may be adapted to detect aspects of the structural size, the installation interface, the electrical interface, the communication protocol, and the function implementation of the terminal equipment.
According to some preferred embodiments of the present invention, the external interface simulator is configured to be capable of simulating an MVB interface, an ethernet interface and an RS485 interface
According to some preferred embodiments of the present invention, the protocol interception module is configured to intercept and record the communication data packet sent by the terminal device via the switch, and compare the communication data packet according to a preset correct protocol to determine whether the communication data packet sent by the terminal device meets a preset protocol specification.
According to some preferred embodiments of the present invention, the test server may further have functions of a test specification process, measurement data entry, entry data judgment, protocol comparison result recording, automatic generation of an equipment test report, data archiving, and the like.
Optionally, the terminal device of the train broadcasting system includes a digital power amplifier, a driver broadcasting control box, and a passenger emergency intercom.
Optionally, the terminal device of the information display system includes an in-vehicle LED display, a multimedia LCD display, and a passenger guidance screen.
Optionally, the terminal device of the video monitoring system includes a cab camera, a guest room camera, and a network video recorder.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that these are by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (7)
1. A testing device for a passenger information system of a rail transit system, the passenger information system comprises a train broadcasting system, an information display system and terminal equipment of a video monitoring system, and is characterized in that the testing device comprises a main control module, a vehicle simulation module, an intelligent model module, a storage module, a protocol interception module, a testing server and a switch, wherein,
the switch is configured to enable data interaction with the terminal device in the passenger information system;
the vehicle simulation module is configured to be capable of collecting MVB bus data of the passenger information system from the terminal device via the switch and generating a test model according to the collected MVB bus data;
the intelligent model module is configured to be capable of editing a plurality of train operation models and a plurality of test plans, wherein a test plan comprises a plurality of test cases;
the storage module is configured to be able to store the test plan, the test cases and corresponding test data;
the protocol interception module is configured to intercept data sent from the terminal device in the passenger information system via the switch to detect whether the terminal device meets a preset protocol specification;
the main control module is configured to control data interaction of the vehicle simulation module, the intelligent model module, the storage module and the protocol interception module according to test parameters preset in the test server.
2. The test apparatus of claim 1, wherein the test parameters comprise a test specification flow, a test data entry rule, an entry data judgment rule.
3. The testing device as claimed in claim 1, wherein the protocol interception module is configured to intercept and record the communication data packet sent by the terminal device via the switch, and compare the communication data packet according to a predetermined correct protocol to determine whether the communication data packet sent by the terminal device satisfies a predetermined protocol specification.
4. The testing device of claim 1, further comprising an external interface simulator configured to be capable of simulating an MVB interface, an ethernet interface, and an RS485 interface.
5. The test device of claim 1, wherein the terminal equipment of the train broadcasting system comprises a digital power amplifier, a driver broadcasting control box, and a passenger emergency interphone.
6. The test device of claim 1, wherein the terminal equipment of the information display system comprises an in-car LED display, a multimedia LCD display, a passenger guidance screen.
7. The testing apparatus of claim 1, wherein the terminal devices of the video monitoring system comprise a cab camera, a guest room camera, and a network video recorder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910406419.XA CN111953719A (en) | 2019-05-15 | 2019-05-15 | Testing device for passenger information system of rail transit system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910406419.XA CN111953719A (en) | 2019-05-15 | 2019-05-15 | Testing device for passenger information system of rail transit system |
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| CN111953719A true CN111953719A (en) | 2020-11-17 |
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| CN201910406419.XA Pending CN111953719A (en) | 2019-05-15 | 2019-05-15 | Testing device for passenger information system of rail transit system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116232945A (en) * | 2023-05-09 | 2023-06-06 | 北京锦源汇智科技有限公司 | Urban rail vehicle PIS system comprehensive performance test method and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116232945A (en) * | 2023-05-09 | 2023-06-06 | 北京锦源汇智科技有限公司 | Urban rail vehicle PIS system comprehensive performance test method and system |
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