CN208240016U - Cloud computing simulation testing device towards rail traffic signal system - Google Patents

Abstract

The utility model relates to a cloud computing simulation test device oriented to a rail transit signal system, comprising a local operation terminal and a cloud connected to each other, the local operation terminal includes a cloud desktop terminal and a client connected to each other, and the cloud includes The test service platform, the hardware adaptation layer and the rail transit signal equipment group to be tested are sequentially connected, and the client is communicated with the test service platform. Compared with the prior art, the utility model has the advantages of strong expansibility, cost and time saving, convenient and flexible application, and the like.

Description

Cloud Computing Simulation Test Device for Rail Transit Signaling System

technical field

The utility model relates to a rail traffic signal system testing technology, in particular to a cloud computing simulation test device for the rail traffic signal system.

Background technique

In the rail transit signal industry, all tests and factory inspections of the signal system are carried out on the basis of the integrated verification and validation test platform (FIVP) in the factory. The construction of the traditional FIVP simulation test platform requires a lot of hardware equipment procurement costs, and the requirements for space and wiring are also high. The specific problems faced are:

1. Compatibility and scalability of simulation tests: In traditional rail transit FIVP test platforms, most of the equipment is composed of hardware physical equipment, each of which has its own specific software and hardware interfaces, which leads to limitations in the compatibility and scalability of simulation interfaces. .

2. Cost and space issues: Rail transit-related hardware equipment is expensive, and the traditional rail transit FIVP simulation test platform uses too much hardware, resulting in huge costs and high space occupancy.

3. Problems in application flexibility: In the traditional rail transit signal system testing process, testers need to work in the laboratory and use fixed machines, and the process of maintaining and using the test environment is very cumbersome.

4. Difficulty in deploying the test environment: The rail transit signal system is highly specific and complex, and it takes a lot of manpower and energy to deploy the test environment such as the power system, network system, software and other environments, which affects the test work itself. carry out.

Utility model content

The purpose of this utility model is to provide a cloud computing simulation test device for rail traffic signal system with high test efficiency and low cost in order to overcome the above-mentioned defects in the prior art.

The purpose of this utility model can be achieved through the following technical solutions:

A cloud computing simulation test device oriented to a rail transit signal system, characterized in that it includes a local operating terminal and a cloud connected to each other, the local operating terminal includes a cloud desktop terminal and a client connected to each other, and the cloud includes The test service platform, the hardware adaptation layer and the rail transit signal equipment group to be tested are sequentially connected, and the client is communicated with the test service platform.

Preferably, the cloud desktop terminal includes a cloud desktop operation module, a cloud desktop management module and a cloud desktop display module, and the cloud desktop operation module, cloud desktop management module and cloud desktop display module are respectively connected to the client.

Preferably, the client is a thin client.

Preferably, the test service platform includes a SaaS service layer, a PaaS platform service layer, and an IaaS infrastructure service layer connected in sequence, the SaaS service layer is connected to the client, and the IaaS infrastructure service layer is connected to the hardware adapter. Layer connection.

Preferably, the hardware adaptation layer is a network signal conversion layer.

Preferably, the client is connected to the test service platform through Ethernet.

Compared with the prior art, the utility model has the following advantages:

1. Strong scalability: The remarkable feature of setting up a cloud computing platform is that all computing resources are in the cloud, which means that computing resources can be changed at any time. When the need increases, the computing power can be increased by adding cloud devices, which is very convenient to use.

2. Saving cost and time: In traditional computing clusters, it is necessary to increase computing power by adding physical devices, which greatly increases the cost of hardware procurement, but using the cloud platform can use virtual computing resources, which greatly saves costs and The space occupancy rate of the device.

3. Convenient and flexible application: The applications supported by the cloud computing platform can be easily shared with other personnel, because for actual operators, cloud computing is a virtual client, no matter where they are or where they are It is very convenient to use other people's cloud applications at any time. For FIVP testing, many problems caused by frequent changes or rebuilding of the test environment due to the adjustment of test resources can be completely avoided in the cloud test architecture.

The system is used for in-factory verification tests of actual subway lines such as Xiamen Metro Line 1, Chengdu Metro Line 7, and Wuhan Metro Line 8. It reduces the cost of test equipment and cleverly combines cloud technology in the Internet industry, which is the development direction of the future rail transit signal system test platform.

Description of drawings

Fig. 1 is a schematic structural view of the testing device of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of them. . Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

As shown in Figure 1, a cloud computing simulation test device for rail transit signal system, the device includes cloud desktop operation module a, cloud desktop management module b, thin client c, cloud desktop display module d, SaaS service layer e , PaaS platform service layer f, IaaS infrastructure service layer g, hardware adaptation layer h and the rail transit signal equipment group under test. Among them, the cloud desktop operation module a, cloud desktop management module b, thin client c, and cloud desktop display module d are divided into local operation terminals, SaaS service layer e, PaaS platform as a service layer f, IaaS infrastructure as a service layer g, The hardware adaptation layer h and various rail transit signal system groups under test are divided into clouds. The cloud is the core of the cloud computing simulation test, and controls all cloud test resources through network and interface adaptation. When users have testing needs, they only need to send service requests to the cloud test platform through the network, and the cloud computing simulation test platform will automatically calculate the optimal test resource configuration and run automatically in the background, and finally feed back the test results to the local terminal.

Explanation of each module:

1. Cloud desktop operation module a: used to implement various test operations of test users, including the import of test plans and the execution of test cases, and is the human-machine interface HMI of the entire cloud computing simulation test device;

2. Cloud desktop management module b:

This module is built on the framework of the above-mentioned cloud desktop operation module a, which can perform visual management of test plans, test cases, test results and reports, including the import of test plans, the execution start, intervention and end of test cases, as well as test reports and Mapping table management of test cases, database management of test cases.

3. Thin client c:

The thin client provides the basic operating system and corresponding driver software for the operating environment and carrier of the cloud desktop operation module a, cloud desktop management module b, and cloud desktop display module d.

4. Cloud desktop display module d:

Provides a friendly man-machine interface, real-time feedback of test results, and can provide final test results and reports, and complete record and playback of the test process.

5. SaaS service layer e: used to provide corresponding test platform development services, test platform deployment services, test platform operation services and test platform management services;

6. PaaS platform service layer f: used to provide a unified platform for test users and developers. Test developers use development languages and tools in the cloud environment to manage and control test resources, access test databases, and develop public or dedicated tests. Serve and publish to cloud infrastructure;

7. IaaS infrastructure service layer g:

IaaS (Infrastructure as a Service), infrastructure as a service. Provide users with various signal system simulation interface resource pools, users can define and build the required test interfaces, virtualize the basic resources of the hardware layer, build virtual test resource pools corresponding to test resources, and call services for other levels .

8. Hardware adaptation layer h:

This level is the basic network-signal conversion layer, which analyzes the network messages transmitted from the above IaaS layer, and packages and converts them into the corresponding interfaces required by the system under test. It can be packaged and converted into various digital pulse signals, arbitrary waveform signals, 24/110V IO code bit signals, and network signals with secure communication protocols required by the signal system.

The utility model has been applied to the verification test of the rail transit signal system, including the verification test of the signal system software and data released at the factory, and has the cloud test automation function. The testing capability covers all signal subsystem tests, including Automatic Train Supervision (ATS for short), ATP/ATO on-board subsystem (Automatic Train Protection System/Automatic TrainOperation) , ZC/LC wayside subsystem (Zone Controller/LineController), interlocking (Computer Based Interlocking, referred to as CBI), communication and other subsystems, etc. Through the test of the cloud computing test platform, more than 80% of the functions to be tested in the rail transit signal field can be verified and tested indoors, which greatly reduces the workload of field testing and also reduces the defect escape rate of the signal system .

The above is only a specific embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, and any person familiar with the technical field can easily think of various Equivalent modifications or replacements shall all fall within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be based on the protection scope of the claims.

Claims (6)

1. a kind of cloud computing simulation testing device towards rail traffic signal system, which is characterized in that including interconnected Local operation terminal and cloud, the local operation terminal include cloud desktop terminal interconnected and client, described Cloud includes sequentially connected testing service platform, hardware adaptation layer and rail traffic measured signal device cluster, the client End is connect with testing service Platform communication.

2. the apparatus according to claim 1, which is characterized in that the cloud desktop terminal include cloud desktop operation module, Cloud desktop management module and cloud desktop display module, the cloud desktop operation module, cloud desktop management module and cloud desktop are aobvious Show that module is connect with client respectively.

3. the apparatus of claim 2, which is characterized in that the client is thin-client.

4. the apparatus according to claim 1, which is characterized in that the testing service platform includes sequentially connected SaaS Service layer, PaaS platform service layer and IaaS infrastructure services layer, the SaaS service layer connect with client, described IaaS infrastructure services layer is connect with hardware adaptation layer.

5. the apparatus according to claim 1, which is characterized in that the hardware adaptation layer is network signal conversion layer.

6. the apparatus according to claim 1, which is characterized in that the client passes through Ethernet and testing service platform Communication connection.